1 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
3 PR rtl-optimization/34415
4 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
5 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
6 df_get_live_in. Don't handle pseudos.
8 2007-12-16 Jakub Jelinek <jakub@redhat.com>
11 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
12 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
13 SYMBOL_FLAG_REFERENCED flag.
15 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
17 * tree.c (type_hash_add): Fix whitespace.
19 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
21 Add CRIS v32 support. Fix -mcc-init.
22 * config.gcc: Make crisv32-* have cpu_type cris. Handle
23 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
24 but without multilibs and with target_cpu_default=32.
25 (crisv32-*-linux*): Handle as cris-*-linux*. Set
26 target_cpu_default to 32 and 10 accordingly.
27 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
28 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
29 Change regno_dir and regno only if !TARGET_V32.
30 (cris_conditional_register_usage): If TARGET_V32, set
31 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
32 CRIS_ACR_REGNUM non-fixed.
33 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
34 (cris_print_operand) <case 'Z', case 'u'>: New cases.
35 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
36 (cris_reload_address_legitimized): Always return false for
38 (cris_register_move_cost): New function, guts from
39 REGISTER_MOVE_COST adjusted for CRIS v32.
40 (cris_normal_notice_update_cc): New function split out from...
41 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
42 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
43 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
44 for CC_NOOV32 and TARGET_V32.
45 (cris_simple_epilogue): Always return false for TARGET_V32 if
46 cris_return_address_on_stack yields true.
47 (cris_cc0_user_requires_cmp): New function.
48 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
49 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
50 (cris_asm_output_case_end): New function, guts from
51 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
52 (cris_override_options): Adjust for CRIS v32. Mask out
53 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
54 (cris_asm_output_mi_thunk, cris_expand_epilogue)
55 (cris_gen_movem_load, cris_emit_movem_store)
56 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
57 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
59 (cris_split_movdx): Copy re-used MEM.
60 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
61 * config/cris/predicates.md
62 ("cris_general_operand_or_pic_source"): New predicate.
63 ("cris_general_operand_or_plt_symbol"): Replace by...
64 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
65 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
66 presence and contents.
67 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
69 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
70 CRIS_ASM_SUBTARGET_SPEC): Adjust for different
72 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
73 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
74 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
75 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
76 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
78 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
79 (ASM_SPEC): Add sanity-check erroring out when both -march= and
80 -mcpu= are specified. Pass on either as --march=v32.
81 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
82 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
83 (CRIS_CPU_V32): New macro.
84 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
85 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
86 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
87 Define v32-adjusted TARGET_DEFAULT.
88 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
90 (TARGET_V32): New macro.
91 (REG_ALLOC_ORDER_V32): New macro.
92 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
94 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS,
95 GENNONACR_REGS and SPEC_GENNONACR_REGS.
96 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
97 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
98 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
99 GENNONACR_REGS, BASE_REG_CLASS otherwise.
100 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
101 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
103 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
104 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
105 (EXTRA_CONSTRAINT): New constraint 'U'.
106 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
107 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
108 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
109 (SIMPLE_ADDRESS_P): Remove.
110 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
111 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
112 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
113 (REGISTER_MOVE_COST): Just call the new function
114 cris_register_move_cost.
115 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
116 cris_rel_symbol. All users changed.
117 (REGISTER_NAMES): Replace "pc" with "acr".
118 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
119 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
120 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
121 (ASM_OUTPUT_CASE_END): Just call the new function
122 cris_asm_output_case_end.
123 * gcc/config/cris/cris.md: Group related constants together, with
125 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
126 (CRIS_UNSPEC_CASESI): New constants.
127 (CRIS_UNSPEC_PLT): Remove constant.
128 (CRIS_ACR_REGNUM): New constant.
129 ("slottable"): New attr alternatives "has_return_slot" and
131 ("cc"): New attr alternatives "noov32" and "rev".
132 ((eq_attr "slottable" "has_call_slot"))
133 ((eq_attr "slottable" "has_return_slot")): New define_delays.
134 ("movdi", "movsi"): Adjust operands for CRIS v32.
135 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
136 ("indirect_jump"): Ditto. Make define_expand.
137 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
138 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
139 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
140 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
141 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
142 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
143 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
144 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
145 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
146 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
147 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
148 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
149 for the corresponding standard name.
150 ("tst<mode>"): Limit to BW and make define_expand.
151 ("tstsi"): Make separate insn, adjusting for CRIS v32.
152 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
153 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
155 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
156 register with compatible "cmpq 0". Specify attr "cc".
157 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
159 (define_split for DI move): Match CRIS v32 only.
160 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS
162 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
163 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
164 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
165 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
166 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
167 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
168 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
169 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
170 ("*extopqihi_non_v32"): Replace "*extopqihi".
171 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
172 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
174 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
175 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
176 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
177 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
178 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
179 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
180 "cris_general_operand_or_plt_symbol" to "general_operand".
181 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
182 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
183 ("*expanded_call_side", "*expanded_call_value_side")
184 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
185 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
186 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
187 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
188 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
189 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2", "cris_swap_bits"): Specify "noov32" for
191 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to
193 ("andqi3"): Make define_expand.
194 ("*return_expanded"): For attr "slottable", change from "has_slot"
195 to "has_return_slot".
196 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
197 ("casesi"): Divert into "cris_casesi_v32" and
198 "cris_casesi_non_v32".
199 (moversideqi, movemsideqi, mover2side): Require
200 TARGET_SIDE_EFFECT_PREFIXES.
201 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
202 to CRIS_UNSPEC_PLT_GOTREL.
203 * config/cris/cris-protos.h (cris_register_move_cost)
204 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
206 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
209 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
210 (is_type_die): Cover interface types.
211 (class_or_namespace_scope_p): Cover interface and class types.
212 (record_type_tag): New.
213 (gen_inlined_structure_type_die): Use it.
214 (gen_struct_or_union_type_die): Likewise.
215 (prune_unused_types_walk): Cover interface types.
216 * langhooks.h (classify_record): New enum.
217 (classify_record): New member in struct langhooks_for_types.
218 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
219 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
221 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
223 * dwarf2out.c (reference_to_unused): Don't emit strings in
224 initializers just because of debug information.
225 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
227 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
229 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
230 print_loop_ir with print_loops.
231 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
232 print_loops, print_loops_bb): Declare.
233 * tree-cfg.c (print_loops_bb): New.
234 (print_loop): Print header, latch, bounds, estimation of iterations.
235 (print_loop_and_siblings): New.
236 (print_loop_ir): Renamed print_loops.
237 (debug_loop_ir): Renamed debug_loops.
238 (debug_loop, debug_loop_num): New.
240 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
242 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
244 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
246 * toplev.c (process_options): Fix typo in warning.
248 2007-12-14 Jakub Jelinek <jakub@redhat.com>
251 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
252 DImode comparisons against constant with all 1's in the lower word.
254 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
257 constraint for operand2. Use nonimm_not_xmm0_operand constraint
258 for operand 4. Update arguments in the call to
259 gen_sse4_2_pcmpestr_cconly.
260 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
261 template accordingly.
262 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
263 Use nonimm_not_xmm0_operand constraint for operand 3. Update
264 arguments in the call to gen_sse4_2_pcmpistr_cconly.
265 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
267 2007-12-14 Richard Guenther <rguenther@suse.de>
270 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
271 parameter to say whether to unlink immediate uses.
272 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
273 mark the artificial stmt as modified. Unlink immediate uses
275 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
276 * tree-ssa-pre.c (insert_fake_stores): Likewise.
278 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
281 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
282 * tree-complex.c (init_dont_simulate_again): Return true if there are
283 uninitialized loads generated by gimplify_modify_expr_complex_part.
284 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
286 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
287 (warn_uninit): ...here. Use ssa_undefined_value_p.
288 * tree-ssa-pre.c (is_undefined_value): Delete.
289 (phi_translate_1): Use ssa_undefined_value_p.
290 (add_to_exp_gen): Likewise.
291 (make_values_for_stmt): Likewise.
292 * tree-flow.h (ssa_undefined_value_p): Declare.
294 2007-12-13 Andrew Pinski <pinskia@gmail.com>
295 David Daney <ddaney@avtrex.com>
298 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
301 2007-12-13 Jakub Jelinek <jakub@redhat.com>
303 PR rtl-optimization/32636
304 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
305 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
307 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
308 Richard Guenther <rguenther@suse.de>
311 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
312 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
313 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
314 __m128, __m128i or __m128d in a macro version of the intrinsic.
315 Cast constant input values to int.
316 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
317 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
318 _mm_roti_epi32, _mm_roti_epi64): Ditto.
319 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
320 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
321 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
322 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
323 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
324 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
325 _mm_cmpestrs, _mm_cmpestrz): Ditto.
326 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
327 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
328 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
329 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
330 _mm_round_ps, _mm_round_ss): Ditto.
332 2007-12-13 Richard Guenther <rguenther@suse.de>
334 PR tree-optimization/34450
335 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
336 * invoke.texi (sccvn-max-scc-size): Document.
337 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
338 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
340 * tree-ssa-sccvn.c (params.h): Include.
341 (DFS): Return true if all went well, return false as soon as
342 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
343 (run_scc_vn): Return true if all went well, return false if
344 we aborted during DFS.
345 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
346 successfully, otherwise bail out.
348 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
350 * ipa-struct-reorg.c (is_candidate): Print information to dump
351 file when the type is initialized.
352 (get_stmt_accesses): Likewise when a structure has bitfields
353 or field access is too complicate.
354 (safe_cond_expr_check): Likewise for unsafe condition expressions.
355 (exclude_cold_structs): Likewise for cold structures.
356 (collect_structures): Suppress redundant print when there are
357 no structures to transform.
358 (do_reorg): Print to dump file a number of structures that
360 (dump_new_types): Print a number of new types to replace
361 an original structure type.
363 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
365 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
366 option and struct-reorg-cold-struct-ratio parameter.
368 2007-12-13 Torbjorn Granlund <tege@swox.com>
370 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
371 ZERO_EXTEND when computing costs for widening multiplication.
373 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
376 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
377 exit when using hard FPA.
378 * config/arm/ieee754-df.S (floatdidf): Likewise.
380 2007-12-12 Jakub Jelinek <jakub@redhat.com>
383 * doc/install.texi: Document that for MinGW only runtime 3.12 and
386 2007-12-12 David Edelsohn <edelsohn@gnu.org>
388 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
390 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
392 PR tree-optimization/32901
393 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
394 are assigning from a constant constructor.
395 Fix wrapping in function comment.
397 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
399 * config/s390/s390.c (s390_O_constraint_str): Limit the range
400 for 'On' to -4G+1..-1.
401 * config/s390/constraints.md: Adjust comment accordingly.
403 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
405 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
408 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
410 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
411 target same as 32-bit.
413 2007-12-10 Jakub Jelinek <jakub@redhat.com>
415 PR tree-optimization/34371
416 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
418 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
419 * tree-vectorizer.c (set_prologue_iterations,
420 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
421 LOOP_VINFO_NITERS_UNCHANGED before using it.
423 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
426 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
427 (ix86_expand_setmem): Likewise.
429 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
431 PR rtl-optimization/34302
432 * auto-inc-dec.c (attempt_change): Change place where move is
435 2007-12-10 Jakub Jelinek <jakub@redhat.com>
437 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
438 Fortran multi-dimensional arrays use DW_AT_ordering
441 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
444 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
446 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
448 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
449 array, registers that are members of global_regs are also members of
450 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
451 register is taken by a fixed register variable. Check up to and
452 including DI_REG when adjusting regparm value due to fixed regs usage.
453 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
454 available hard registers.
455 (ix86_expand_strlen): Ditto.
456 * config/i386/i386.md (strmov): Ditto.
459 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
461 * genopinit.c: Include tm_p.h in generated file.
463 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
464 to extract the integer from operands[2].
465 (vec_setv2di_internal): Likewise.
467 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
468 (arm_init_neon_builtins): Move code after declarations.
470 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
472 * reload.c (find_reloads_address_1): To properly mark as an
473 autoincdec, pass X for non-NULL OUT in call to push_reload for
474 autoincdec which can't be trivially used as an address.
476 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
477 Hans-Peter Nilsson <hp@axis.com>
479 * caller-save.c (insert_one_insn): If inserting before a call_insn
480 then the registers containing the arguments of the call are
481 live_throughout in the new insn.
483 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
487 * pa.md: Consolidate HImode and QImode move patterns into one pattern
488 each, eliminating floating-point alternatives.
489 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
491 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
492 * pa.c (pa_secondary_reload): Use an intermediate general register
493 for copies to/from floating-point register classes. Simplify code
494 SHIFT_REGS class. Provide additional comments.
495 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
496 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
497 (SECONDARY_MEMORY_NEEDED): Delete define.
498 (INT14_OK_STRICT): Define.
499 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
501 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
502 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
504 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
505 Align DImode offsets when generating 64-bit code.
506 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
507 (CANNOT_CHANGE_MODE_CLASS): Define.
508 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
509 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
511 2007-12-09 Jakub Jelinek <jakub@redhat.com>
514 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
515 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
516 * langhooks.h (struct array_descr_info): Forward declaration.
517 (struct lang_hooks_for_types): Add get_array_descr_info field.
518 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
519 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
521 * dwarf2out.h (struct array_descr_info): New type.
522 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
523 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
524 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
526 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
527 and gen_descr_array_type_die.
529 2007-12-08 Richard Guenther <rguenther@suse.de>
531 PR tree-optimization/34391
532 * tree-vect-transform.c (vect_setup_realignment): Mark new
533 symbols for renaming.
535 2007-12-07 Bob Wilson <bob.wilson@acm.org>
537 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
538 (ASM_OUTPUT_DWARF_PCREL): Define.
540 2007-12-07 Richard Guenther <rguenther@suse.de>
543 * opts.c (common_handle_option): Handle OPT_fforce_addr.
545 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
547 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
548 (LEGITIMIZE_RELOAD_ADDRESS): Same.
550 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
553 * doc/install.texi: Explain how to check for a clean environment when
556 2007-12-07 Richard Guenther <rguenther@suse.de>
558 * tree-profile.c (gcov_type_tmp_var): New global variable.
559 (tree_gen_edge_profiler): Use a single shared variable decl per
560 function for edge counter incrementing.
561 (tree_profiling): Re-set the shared variable.
563 2007-12-06 Bob Wilson <bob.wilson@acm.org>
565 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
567 2007-12-06 Tom Tromey <tromey@redhat.com>
570 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
572 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
574 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
575 targetm.binds_local_p as well as DECL_EXTERNAL.
577 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
579 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
580 (set_prologue_iterations): New. Set the prologue iterations to total
581 number of scalar iterations if the cost model check indicates that
582 scalar code should be generated.
583 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
584 generating the cost condition for epilog. Call
585 set_prologue_iterations to generate cost condition for prolog.
586 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
587 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
588 (slpeel_tree_peel_loop_to_edge): Update declaration.
589 (set_prologue_iterations): New declaration.
590 * tree-vect-analyze.c (vect_analyze_loop_form): Update
591 LOOP_VINFO_NITERS_UNCHANGED.
592 * tree-vect-transform.c
593 (vect_estimate_min_profitable_iters): Add new parameter and
594 code to check if run time cost model test is needed.
595 Remove code that adds builtin vectorization cost to scalar
596 outside cost for the run time cost model test. If run time
597 cost model test is needed add the appropriate guard cost to
598 the scalar outside cost. The guard cost depends on whether
599 the guard is generated at versioning or at prolog generation
600 or at epilog generation. Change cost model equation to include
602 (conservative_cost_threshold): New. Return the less conservative
603 profitability threshold between the cost model threshold and the
604 user defined vectorization threshold.
605 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
606 (vect_do_peeling_for_alignment): Same.
607 (vect_loop_versioning): Same.
608 (vect_create_cond_for_align_checks): ANDs the cost model condition
609 with the alignment condition.
610 (vect_transform_loop): Call loop versioning only when there is a
611 misalignment or an aliasing problem.
613 2007-12-06 Jakub Jelinek <jakub@redhat.com>
616 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
617 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
618 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
620 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
621 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
622 (TARGET_INITIALIZER): Add it.
623 * builtins.c (expand_builtin_va_start): Use
624 targetm.expand_builtin_va_start hook instead of
625 EXPAND_BUILTIN_VA_START macro.
626 * alpha/alpha.c (alpha_va_start): Made static.
627 (override_options): Clear targetm.expand_builtin_va_start if
629 (TARGET_EXPAND_BUILTIN_VA_START): Define.
630 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
631 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
632 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
633 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
634 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
635 (xtensa_va_start): Made static.
636 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
637 * pa/pa-protos.h (hppa_va_start): Remove prototype.
638 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
639 * pa/pa.c (hppa_va_start): Made static, add prototype.
640 (TARGET_EXPAND_BUILTIN_VA_START): Define.
641 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
642 (TARGET_EXPAND_BUILTIN_VA_START): Define.
643 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
644 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
645 * i386/i386.c (override_options): Clear
646 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
647 (ix86_va_start): Made static.
648 (TARGET_EXPAND_BUILTIN_VA_START): Define.
649 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
650 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
651 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
652 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
653 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
654 (TARGET_EXPAND_BUILTIN_VA_START): Define.
655 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
656 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
657 (TARGET_EXPAND_BUILTIN_VA_START): Define.
658 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
659 DEFAULT_ABI != ABI_V4.
660 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
661 * spu/spu.c (spu_va_start): Made static, add prototype.
662 (TARGET_EXPAND_BUILTIN_VA_START): Define.
663 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
664 * spu/spu-protos.h spu_va_start): Remove prototype.
665 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
666 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
668 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
669 (TARGET_EXPAND_BUILTIN_VA_START): Define.
670 * s390/s390-protos.h (s390_va_start): Remove prototype.
671 * s390/s390.c (s390_va_start): Made static.
672 (TARGET_EXPAND_BUILTIN_VA_START): Define.
673 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
674 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
675 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
676 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
677 (TARGET_EXPAND_BUILTIN_VA_START): Define.
678 * arc/arc.c (arc_va_start): Made static, add prototype.
679 (TARGET_EXPAND_BUILTIN_VA_START): Define.
680 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
681 * arc/arc-protos.h (arc_va_start): Remove prototype.
682 * mt/mt-protos.h (mt_va_start): Remove prototype.
683 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
684 (TARGET_EXPAND_BUILTIN_VA_START): Define.
685 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
686 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
687 * sh/sh.c (sh_va_start): Made static, add prototype.
688 (TARGET_EXPAND_BUILTIN_VA_START): Define.
689 * sh/sh-protos.h (sh_va_start): Remove prototype.
690 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
691 * mips/mips-protos.h (mips_va_start): Remove prototype.
692 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
693 * mips/mips.c (mips_va_start): Made static.
694 (TARGET_EXPAND_BUILTIN_VA_START): Define.
696 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
698 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
699 "flag_tree_parallelize_loops > 1".
701 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
702 Dorit Nuzman <dorit@il.ibm.com>
703 Jakub Jelinek <jakub@redhat.com>
705 PR tree-optimization/34005
706 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
707 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
708 (gimplify_pure_cond_expr): New function.
709 (generic_expr_could_trap_p): New function.
710 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
711 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
713 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
715 * config/s390/s390.c (s390_emit_stack_tie): New function.
716 (s390_emit_prologue): Emit a stack tie when writing to the
718 * config/s390/s390.md ("stack_tie"): New insn definition.
720 2007-12-06 Ben Elliston <bje@au.ibm.com>
723 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
725 2007-12-05 Jakub Jelinek <jakub@redhat.com>
728 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
729 number of bits set in C1 if a mode mask for some mode can be used
732 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
734 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
737 2007-12-05 Richard Guenther <rguenther@suse.de>
739 PR tree-optimization/34138
740 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
741 Do not forward propagate addresses if that changes volatileness of
744 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
747 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
748 registers when checking that regparm registers are available.
749 Lower regparm value due to fixed registers usage in addition to
752 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
754 * sparseset.c: Include config.h and system.h before sparseset.h.
755 * sparseset.h: Remove inclusion of system.h.
757 2007-12-05 Jakub Jelinek <jakub@redhat.com>
758 Richard Sandiford <rsandifo@nildram.co.uk>
760 * optabs.c (init_insn_codes): New function.
762 (init_optab, init_optabv): Don't call new_optab.
763 (init_convert_optab): Don't clear the insn codes.
764 (init_optabs): Call init_insn_codes.
766 2007-12-04 Jakub Jelinek <jakub@redhat.com>
768 * omp-low.c (optimize_omp_library_calls): New function.
769 (expand_omp_parallel): Call it if optimizing.
772 * stmt.c (expand_stack_restore): Call expand_normal on var to get
773 rtx for it instead of assuming it will be a VAR_DECL.
775 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
777 * c-parser (c_parser_statement_after_labels): Move error from here...
778 (c_parser_label): ... to here. Check that the declaration is not
779 actually just another label.
781 2007-12-04 Richard Guenther <rguenther@suse.de>
785 * tree-ssa-operands.c (get_addr_dereference_operands): If we
786 fall back to using the SMTs aliases, make sure to add virtual
787 operands for the SMT itself.
788 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
789 clear the loaded and stored symbols bitmaps.
791 2007-12-04 Ben Elliston <bje@au.ibm.com>
793 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
795 2007-12-04 Ben Elliston <bje@au.ibm.com>
797 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
799 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
802 * doc/invoke.texi: Remove -fforce-addr documentation.
803 * expr.c (emit_move_insn): Remove use of flag_force_addr.
804 (expand_expr_real_1): Same.
805 (do_tablejump): Same.
806 Call memory_address instead of memory_address_noforce.
807 * expr.h (memory_address_noforce): Remove prototype.
808 * explow.c (memory_address): Remove support for flag_force_addr.
809 (validize_mem): Same.
810 (memory_address_noforce): Remove.
811 * common.opt: Add dummy documentation for -fforce-addr.
812 * combine.c (can_combine_p): Remove -fforce-addr comment.
813 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
815 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
816 relating to memory_address_noforce.
817 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
818 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
820 2007-12-03 Jakub Jelinek <jakub@redhat.com>
822 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
823 with !ctx->is_nested.
824 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
825 even if !ctx->is_nested.
826 (lower_copyprivate_clauses, lower_send_clauses,
827 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
831 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
832 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
833 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
834 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
835 (X & C2) << C1 into (X << C1) & (C2 << C1) and
836 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
839 PR tree-optimization/33453
840 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
841 for pointer addition.
842 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
843 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
846 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
848 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
851 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
853 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
855 2007-12-03 Jakub Jelinek <jakub@redhat.com>
858 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
859 * common.opt (ftree-store-copy-prop): Use the same help text as for
862 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
863 Revital Eres <eres@il.ibm.com>
865 * modulo-sched.c (calculate_must_precede_follow,
866 try_scheduling_node_in_cycle): New functions.
867 (sms_schedule_by_order): Call the new functions.
868 (ps_insn_find_column): Use must_follow and must_precede only if
870 (ps_insn_advance_column): Likewise.
872 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
873 Revital Eres <eres@il.ibm.com>
875 * modulo-sched.c (get_sched_window): Fix the direction of the
876 scheduling window and add dump info.
878 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
880 * config/sh/sh.md (cmpgeusi_t): Fix condition.
882 2007-11-30 Jan Hubicka <jh@suse.cz>
884 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
886 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
888 PR rtl-optimization/34171
889 * cfgrtl.c (update_bb_for_insn_chain): New function,
890 refactored from update_bb_for_insn.
891 (update_bb_for_insn): Call update_bb_for_insn.
892 (rtl_merge_blocks, try_redirect_by_replacing_jump):
893 Replace a loop with update_bb_for_insn_chain call.
894 (cfg_layout_merge_blocks): Add a call to
895 update_bb_for_insn_chain. Replace the for loop
896 with a call to update_bb_for_insn_chain.
898 2007-11-30 Ben Elliston <bje@au.ibm.com>
900 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
902 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
904 PR tree-optimization/34244
905 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
906 (record_numbers_of_iterations): New function.
907 (execute_vrp): Cache the numbers of iterations of loops.
908 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
909 (scev_reset): Use scev_reset_except_niters.
910 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
912 2007-11-29 Jan Hubicka <jh@suse.cz>
913 Jakub Jelinek <jakub@redhat.com>
915 PR tree-optimization/33434
916 * tree-inline.c (setup_one_parameter): If the value passed to
917 a parameter is never used, don't set it up.
919 2007-11-29 Jakub Jelinek <jakub@redhat.com>
922 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
923 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
925 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
927 * Makefile.in: Use separate vpath lines for each path.
929 2007-11-29 Ben Elliston <bje@au.ibm.com>
931 * SERVICE: Update URL.
933 2007-11-28 Jakub Jelinek <jakub@redhat.com>
935 PR tree-optimization/34140
936 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
937 loop->header has virtual phi nodes.
939 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
942 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
943 of GP register, if valid and fixed.
946 2007-06-21 David Daney <ddaney@avtrex.com>
949 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
950 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
951 (exception_receiver): Renamed to ...
952 (nonlocal_goto_receiver): ... this.
954 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
955 Joey Ye <joey.ye@intel.com>
958 * config/i386/i386.c (function_arg_32): Don't pass aggregate
959 arguments in ECX/EDX for fastcall.
961 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
963 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
965 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
966 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
968 2007-11-28 Ben Elliston <bje@au.ibm.com>
970 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
971 (maix32): Add Negative(maix64).
973 2007-11-27 Jakub Jelinek <jakub@redhat.com>
975 PR tree-optimization/34016
976 * tree-ssa-loop.c (pass_linear_transform): Add
977 TODO_update_ssa_only_virtuals to todo_flags_finish.
979 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
981 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
982 * config/avr/avr.h (LINK_SPEC): Likewise.
983 (CRT_BINUTILS_SPECS): Likewsie.
984 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
986 2007-11-27 Jakub Jelinek <jakub@redhat.com>
989 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
990 MEM_SIZE is set on all MEMs.
992 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
994 * config/s390/s390.opt (mhard-float): Add the option to be
995 overridden. That was missing in my last patch.
997 2007-11-27 Richard Guenther <rguenther@suse.de>
999 PR tree-optimization/34241
1000 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1001 to only delete real conversion chains.
1003 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1005 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1006 mhard-float, mlong-double-64, mlong-double-128): Add the
1007 option to be overridden.
1009 2007-11-27 Richard Guenther <rguenther@suse.de>
1011 * builtins.c (fold_builtin_1): Verify the argument types
1012 of BUILT_IN_ISNORMAL.
1013 (fold_builtin_n): Verify the number of arguments to variadic
1016 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1018 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1019 * doc/invoke.texi (Blackfin Options): Document the effects.
1021 2007-11-27 Ben Elliston <bje@au.ibm.com>
1023 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1024 (m64): Add Negative(m32).
1025 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1026 (m64): Add Negative(m32).
1028 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1030 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1032 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1035 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1036 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1037 to get the mode for loading a pseudo register with a count rather
1038 than duplicating code.
1040 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1042 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1043 * config/avr/avr.h (LINK_SPEC): Likewise.
1044 (CRT_BINUTILS_SPECS): Likewsie.
1045 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1047 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1049 * c-common.c (conversion_warning): Use get_unwidened instead of
1052 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1055 * c-parser.c (struct c_parser): New bit in_if_block.
1056 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1058 (c_parser_statement_after_labels): Set in_if_block to false while
1060 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1061 a semicolon is found, just consume it. Don't call
1062 c_parser_statement_after_labels if an open brace is found, call
1063 c_parser_compound_statement instead.
1064 (c_parser_else_body): New.
1065 (c_parser_if_statement): Set in_if_block to true when parsing the
1066 body of the 'if' statement. Use c_parser_else_body.
1068 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1071 * c-decl.c (store_parm_decls): Pass 'false' for the new
1072 allocate_struct_function parameter.
1073 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1074 * tree-parloops.c (create_loop_fn): Likewise.
1075 * function.c (push_function_context_to, push_struct_function,
1076 init_function_start): Likewise.
1077 (allocate_struct_function): Add boolean parameter.
1078 * tree.h (allocate_struct_function): Add boolean parameter.
1079 * function.h (struct function): Move returns_struct and
1080 returns_pcc_struct to the end of the structure definiton.
1082 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1086 virtual registers are already instantiated.
1087 (truncxf<mode>2): Ditto.
1088 (floatsi<mode>2): Ditto.
1089 (floatdisf2): Ditto.
1090 (floatdidf2): Ditto.
1092 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1095 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1096 the address before it is clobbered.
1098 2007-11-26 Nick Clifton <nickc@redhat.com>
1100 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1101 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1102 (call_value_internal): Remove mode on operands 0 and 1 in order to
1103 match UNPSEC'ed calls generated in PIC mode.
1104 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1107 2007-11-26 Richard Guenther <rguenther@suse.de>
1110 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1111 the result of build_call_expr.
1113 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1114 Revital Eres <eres@il.ibm.com>
1117 * bb-reorder.c (insert_section_boundary_note): Clear
1118 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1120 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1122 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1124 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1126 * dwarf2asm.c (splay_tree_compare_strings): New function.
1127 (dw2_force_const_mem): Use it.
1129 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1131 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1133 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1136 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1137 matches between anonymous union fields.
1139 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1141 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1142 declarations and blocks only after inlining. Check that
1143 non-empty blocks are not dropped.
1144 * tree-inline.c (expand_call_inline): Check that functions are
1145 not inlined too late.
1147 2007-11-26 Ben Elliston <bje@au.ibm.com>
1149 * unwind-dw2-fde.c: Fix comment typo.
1150 * unwind-generic.h: Likewise, fix comment typos.
1152 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1154 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1155 sra_explode_bitfield_assignment in cases where the type is
1156 wider than the bitfield.
1158 2007-11-25 Richard Guenther <rguenther@suse.de>
1160 * tree.h (struct tree_block): Move locus member next to flags.
1161 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1162 (SCOPE_LIST_CONCAT): Likewise.
1163 (pop_scope): Likewise.
1164 * function.c (instantiate_decls_1): Likewise.
1165 (setjmp_vars_warning): Likewise.
1166 * emit-rtl.c (set_used_decls): Likewise.
1167 * tree-inline.c (add_lexical_block): Likewise.
1169 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1171 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1173 * reorg.c (fill_slots_from_thread): Correct last change to use
1174 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1175 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1176 * jump.c (mark_jump_label_1): Add comment for last change
1177 regarding JUMP_LABEL setting.
1178 * gcse.c (add_label_notes): Remove conditional that the label is
1179 mentioned in insn before adding regnote.
1180 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1181 single_set insn only feeding a label to a jump through a
1182 register that dies there.
1184 2007-11-23 Dirk Mueller <dmueller@suse.de>
1185 Richard Guenther <rguenther@suse.de>
1188 * tree-vrp.c (check_array_ref): Move check for valid location..
1189 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1191 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1193 * reload.c (find_reloads_address_1) <autoincdec cases>:
1194 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1196 2007-11-23 Richard Guenther <rguenther@suse.de>
1197 Michael Matz <matz@suse.de>
1199 PR tree-optimization/34176
1200 * alloc-pool.h (empty_alloc_pool): Declare.
1201 * alloc-pool.c (empty_alloc_pool): New function.
1202 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1203 valid table if a lookup from the optimistic table failed.
1204 (vn_unary_op_lookup): Likewise.
1205 (vn_binary_op_lookup): Likewise.
1206 (vn_phi_lookup): Likewise.
1207 (process_scc): Clear optimistic tables before every iteration.
1209 2007-11-23 Richard Guenther <rguenther@suse.de>
1211 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1212 (merge_alias_info): Do verification only if checking is
1213 enabled. Merge flow-sensitive alias information in simple cases.
1214 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1215 complain about missing NMTs.
1217 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1220 * c-common.c (conversion_warning): For INTEGER_TYPE to
1221 INTEGER_TYPE conversions call get_narrower on expr to avoid
1222 spurious warnings from binop shortening or when the implicit
1223 conversion can't change the value.
1225 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1228 * c-decl.c (set_array_declarator_inner): Don't give error for
1229 static or type qualifiers in abstract declarator. Remove
1230 abstract_p parameter.
1231 * c-tree.h (set_array_declarator_inner): Update prototype.
1232 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1233 set_array_declarator_inner.
1234 * doc/standards.texi: Update for C99 TC3.
1236 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1238 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1239 line in my edit of the last change.
1241 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1244 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1245 and TREE_READONLY on the fn decl rather than passing a chain
1248 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1250 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1252 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1254 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1255 of ix86_arch and ix86_tune into a switch statement.
1256 (enum processor_type): Default PROCESSOR_I386 to 0.
1257 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1258 of "ix86_tune == PROCESSOR_K6".
1259 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1262 2007-11-22 Tom Tromey <tromey@redhat.com>
1264 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1265 avoid writing into string allocated by ggc_alloc_string.
1267 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1270 * config/sh/sh.md (binary_sf_op): Remove.
1271 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1272 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1273 and gen_binary_sf_op1.
1275 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1277 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1278 secondary output reload when setting forbidden_inc_dec_class.
1280 2007-11-21 Richard Guenther <rguenther@suse.de>
1282 PR tree-optimization/34148
1283 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1284 field-sensitive PTA for single-element structures.
1285 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1286 SFTs for single-element structures.
1288 2007-11-20 Richard Guenther <rguenther@suse.de>
1291 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1292 of the signed INT_CST_LT.
1293 * stmt.c (expand_case): Likewise.
1294 (estimate_case_costs): Likewise.
1296 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1298 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1299 its binary representation.
1301 2007-11-20 Richard Guenther <rguenther@suse.de>
1303 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1306 2007-11-20 Thiemo Seufer <ths@mips.com>
1308 * config/mips/mips.c (mips_file_start): Add support for
1309 flagging 32-bit code with -mfp64 floating-point.
1311 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1314 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1315 (c_gimplify_expr): Use it.
1317 2007-11-20 Ben Elliston <bje@au.ibm.com>
1319 * config/spu/spu_mfcio.h: Fix typo.
1321 2007-11-20 Ben Elliston <bje@au.ibm.com>
1323 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1325 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1326 Ben Elliston <bje@au.ibm.com>
1328 * config/spu/mfc_tag_release.c: New file.
1329 * config/spu/mfc_multi_tag_release.c: Likewise.
1330 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1331 * config/spu/mfc_tag_release.c: Likewise.
1332 * config/spu/mfc_tag_reserve.c: Likewise.
1333 * config/spu/mfc_tag_table.c: Likewise.
1334 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1335 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1336 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1337 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1338 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1339 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1340 mfc_multi_tag_release): Likewise.
1341 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1342 __mfc_multi_tag_release): Declare.
1344 2007-11-19 Jason Merrill <jason@redhat.com>
1346 PR debug/28834, debug/29436, c/32326
1347 * tree.c (build_type_attribute_qual_variant): Refuse to make
1348 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1349 * doc/extend.texi (Type Attributes): Don't encourage people to add
1350 attributes to struct/enum types in a typedef. Fix
1351 transparent_union example.
1353 * tree-inline.c (remap_type_1): Remove code that's redundant with
1355 (build_duplicate_type): Set id.copy_decl.
1356 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1358 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1360 * config/rs6000/rs6000.c (invalid_e500_subreg,
1361 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1362 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1363 rs6000_legitimate_address, function_arg_advance,
1364 spe_build_register_parallel, rs6000_spe_function_arg,
1365 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1366 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1367 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1368 TDmode similarly to DFmode and TFmode.
1369 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1370 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1372 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1374 * stor-layout.c (lang_adjust_rli): Delete.
1375 (set_lang_adjust_rli): Likewise.
1376 (layout_type): Do not call lang_adjust_rli hook.
1377 * tree.h (set_lang_adjust_rli): Delete.
1379 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1381 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1382 n_dregs_to_save and n_pregs_to_save.
1383 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1384 all callers changed.
1385 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1386 able to save single D/P registers that aren't saved by the push/pop
1389 2007-11-19 Richard Guenther <rguenther@suse.de>
1391 PR tree-optimization/34099
1392 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1393 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1394 if only one operand is undefined.
1396 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1398 PR tree-optimization/34036
1399 * opts.c (set_fast_math_flags): Do not set flags in common
1400 with set_unsafe_math_optimizations_flags, invoke it directly.
1401 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1402 and flag_signed_zeros.
1403 * toplev.c (process_options): Force flag_associative_math to 0 and
1404 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1406 * doc/invoke.texi (Optimize Options): Document the new behavior
1407 of -funsafe-math-optimizations, that -fassociative-math requires
1408 both -fno-signed-zeros and -fno-trapping-math and make it clear
1409 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1410 documentation of -ffast-math.
1412 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1414 PR rtl-optimization/34132
1415 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1419 * optabs.h (optab_table): Change type to struct optab from optab.
1420 (convert_optab_table): Similarly.
1421 Adjust all _optab macros to expand to addresses of optab_table
1422 resp. convert_optab_table elements rather than the values of the
1424 * optabs.c (optab_table): Change typype to struct optab from optab.
1425 If compiled by recent GCC, initialize all the insn_code fields in
1426 the array using designated range initializers.
1427 (convert_optab_table): Similarly.
1428 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1429 set_conv_libfunc): Into libfunc_entry's optab field store index within
1430 optab_table resp. convert_optab_table array instead of difference
1431 between two separately malloced addresses.
1432 (new_optab): Add op argument, don't return anything. Initialize
1433 just the insn_code field in handlers array and only when needed.
1434 (init_optab, init_optabv): Add op argument, don't return anything.
1435 Adjust new_optab caller.
1436 (new_convert_optab): Removed.
1437 (init_convert_optab): Add op argument, don't return anything, don't
1438 call new_convert_optab. If needed, initialize insn_code field in
1440 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1442 (debug_optab_libfuncs): Adjust uses of optab_table and
1443 convert_optab_table arrays.
1445 2007-11-18 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/34127
1448 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1449 Make code match up the comments, require compatibility of the
1452 2007-11-17 Richard Guenther <rguenther@suse.de>
1455 * fold-const.c (extract_muldiv_1): Do not move negative
1456 constants inside ABS_EXPR.
1458 2007-11-16 Ian Lance Taylor <iant@google.com>
1460 * collect2.c (dump_file): If a demangled symbol is followed by a
1461 space, make sure we output at least one space.
1463 2007-11-16 Richard Guenther <rguenther@suse.de>
1466 * fold-const.c (fold_binary): Use correct types for folding
1467 1 << X & Y to Y >> X & 1.
1469 2007-11-16 Richard Guenther <rguenther@suse.de>
1471 PR tree-optimization/33870
1472 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1473 (struct tree_struct_field_tag): Remove nesting_level field.
1474 (SFT_NESTING_LEVEL): Remove.
1475 (SFT_BASE_FOR_COMPONENTS_P): Add.
1476 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1477 base_for_components flag.
1478 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1479 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1481 (create_overlap_variables_for): Deal with it.
1482 * tree-dfa.c (dump_subvars_for): Likewise.
1483 (dump_variable): Likewise.
1484 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1485 Set base_for_components for first elements of sub-structures.
1486 (create_variable_info_for): Handle base_for_components.
1487 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1488 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1489 * tree-ssa-operands.c (ref_nesting_level): Remove.
1490 (add_vars_for_offset): Remove full_ref parameter, always add
1491 the offset of the pointed-to SFT.
1492 (add_virtual_operand): Adjust for changed signature of
1493 add_vars_for_offset.
1495 2007-11-16 Sa Liu <saliu@de.ibm.com>
1497 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1498 floatunssidf2 and floatunsdidf2.
1500 2007-11-16 Richard Guenther <rguenther@suse.de>
1502 PR tree-optimization/34113
1503 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1504 Use correct conversion direction for checking type compatibility.
1506 2007-11-16 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/34099
1509 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1510 that produce UNDEFINED result if at least one of its operands
1511 is UNDEFINED. By default the result is only UNDEFINED if all
1512 operands are UNDEFINED.
1514 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1517 * gcc.c (init_spec): Don't initialize asm_debug here...
1518 (main): ... but here.
1520 2007-11-07 Tom Tromey <tromey@redhat.com>
1522 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1523 * tree-parloops.c (create_loop_fn): Use set_cfun.
1524 * gengtype.c (open_base_files): Emit #undef cfun.
1525 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1526 * function.h (cfun): New define.
1527 * function.c: Undefine cfun.
1529 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1531 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1532 * config/avr/avr.h (LINK_SPEC): Likewise.
1533 (CRT_BINUTILS_SPECS): Likewsie.
1534 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1536 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1539 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1540 (execute_fold_all_builtins): Call optimize_stack_restore for
1541 BUILT_IN_STACK_RESTORE.
1543 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1545 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1546 propagation into an address; that's done in should_replace_address.
1548 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1550 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1551 * config/spu/spu.c (legitimate_const): Remove.
1552 (classify_immediate): Inline call to legitimate_const.
1553 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1554 for any constant, not just -512 .. 511.
1556 2007-11-15 Sa Liu <saliu@de.ibm.com>
1558 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1559 condition from HONOR_NANS test.
1560 * config/spu/spu.md (ceq_df): Always generate comparison code
1561 inline, including checks for NaNs and infinities.
1563 (cgt_v2df): Likewise.
1564 (cmpdf): Make this expander unconditional.
1566 2007-11-15 Richard Guenther <rguenther@suse.de>
1568 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1569 to only create SFTs if we also create variable infos for PTA.
1570 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1572 2007-11-15 Richard Guenther <rguenther@suse.de>
1574 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1575 type for TBAA pruning.
1576 (find_what_p_points_to): Call set_uids_in_ptset with the original
1577 pointer, not the decl of the solution we collapsed to.
1579 2007-11-14 David Daney <ddaney@avtrex.com>
1581 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1584 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1587 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1588 for registers in BR_REGS class.
1590 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1593 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1594 init_ssa_operands has not been called for cfun.
1596 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1598 PR tree-optimization/34046
1599 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1600 scaling if the old probability is greater than the new base.
1602 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1604 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1605 unused edges after loop duplication.
1607 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1610 (enum target_cpu_default): ... this enum.
1611 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1612 * config/i386/i386.c (override_options): ... here.
1613 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1614 TARGET_CPU_DEFAULT_i486.
1616 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1618 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1619 * config/sh/sh.c (sh_rtx_costs): Likewise.
1620 * ChangeLog: Likewise.
1622 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1624 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1625 should not be of pointer type.
1627 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1629 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1631 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1632 Bob Wilson <bob.wilson@acm.org>
1634 * config/xtensa/unwind-dw2-xtensa.c: New.
1635 * config/xtensa/unwind-dw2-xtensa.h: New.
1636 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1637 (DWARF2_UNWIND_INFO): Remove.
1638 (DWARF_FRAME_REGISTERS): Define.
1639 (EH_RETURN_DATA_REGNO): Define.
1640 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1642 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1644 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1646 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1647 -fsched-stalled-insns.
1649 PR tree-optimization/34063
1650 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1651 as first chrec_fold_plus operand rather than second.
1653 2007-11-13 Diego Novillo <dnovillo@google.com>
1655 PR tree-optimization/33870
1656 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1657 Remove field in_nested_struct.
1658 (struct tree_struct_field_tag): Add field nesting_level.
1659 (sft_in_nested_struct): Remove.
1660 (sft_nesting_level): Define.
1661 (sft_unpartitionable_p): Define.
1662 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1663 partitionable, return long_max.
1664 (compute_memory_partitions): Do not partition sfts marked
1666 (create_sft): Add argument nesting_level. Set
1667 sft_nesting_level with it. Update all users.
1668 (create_overlap_variables_for): Show nesting level.
1669 * tree-dfa.c (dump_subvars_for): Likewise.
1670 (dump_variable): Likewise. Show whether the sft is
1671 partitionable or not.
1672 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1673 Add field nesting_level.
1674 * tree-ssa-structalias.c (struct variable_info): Remove
1675 field in_nested_struct.
1676 (push_fields_onto_fieldstack): Add argument nesting_level.
1677 Update all users. Update documentation. Update pair->nesting_level
1678 with nesting_level. Make recursive calls with nesting_level + 1.
1679 (set_uids_in_ptset): If an sft is added to the points-to set,
1680 mark it as unpartitionable.
1681 * tree-ssa-operands.c (ref_nesting_level): New.
1682 (add_vars_for_offset): Call it. Add argument full_ref. Update
1683 callers. If var is inside a nested structure and the nesting level
1684 of full_ref is lower than the nesting level of var,
1685 adjust offset by the offset of var.
1687 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1689 PR tree-optimization/32582
1690 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1692 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1694 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1695 functions can be used as constant.
1697 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1699 PR rtl-optimization/34035
1700 * cse.c (cse_cfg_altered): New global variable.
1701 (cse_jumps_altered): Make boolean.
1702 (recorded_label_ref): Likewise.
1703 (cse_insn): Adjust for above changes.
1704 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1705 if dead edges have been purged.
1706 (cse_main): Change return value specification and adjust code.
1707 (rest_of_handle_cse): Adjust for above change.
1708 (rest_of_handle_cse2): Likewise.
1709 * gcse.c (rest_of_handle_gcse): Likewise.
1711 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1712 Michael Meissner <michael.meissner@amd.com>
1714 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1715 get the appropriate suffix for the coms* instruction.
1716 (sse5_pcmov_<mode>): Restrict operands of pcmov
1717 for scalar case to be only xmm registers and not memory.
1719 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1720 constraints to follow the mnemonics for the pcmov instruction
1722 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1725 * config/mips/mips.c (mips_return_fpr_single): New function.
1726 (mips_function_value): Use it when returning single-field
1728 (mips_expand_call): Handle the PARALLELs created by
1729 mips_return_fpr_single.
1731 2007-11-12 Richard Guenther <rguenther@suse.de>
1734 * fold-const.c (fold_binary): If testing for non-negative
1735 operands with tree_expr_nonnegative_warnv_p make sure to
1736 use op0 which has all (sign) conversions retained.
1738 2007-11-12 Richard Guenther <rguenther@suse.de>
1741 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1742 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1744 2007-11-12 Ira Rosen <irar@il.ibm.com>
1746 PR tree-optimization/33953
1747 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1748 allocate vec_oprnds1 according to the number of created vector
1749 statements. In case of shift with scalar argument, store scalar
1750 operand for every vector statement to be created for the SLP node.
1753 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1755 * gcse.c (CUID_INSN): Remove.
1757 (alloc_gcse_mem): Don't allocate cuid_insn.
1758 (free_gcse_mem): Don't free cuid_insn.
1760 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1763 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1767 * tree-inline.h (copy_body_data): Add regimplify field.
1768 * tree-inline.c (copy_body_r): Set id->regimplify to true
1769 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1771 (copy_bb): Clear id->regimplify before walk_tree, if it is
1772 set afterwards, regimplify the whole statement.
1774 PR tree-optimization/33680
1775 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1776 if the added cast involves variable length types.
1778 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1779 Maxim Kuvyrkov <maxim@codesourcery.com>
1781 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1782 instead of TRUE_BARRIER for jumps. Add register dependencies
1783 even when reg_pending_barrier is set.
1785 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1787 * haifa-sched.c (haifa_classify_insn): Rename to ...
1788 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1789 handle PARALLELs by recursing. Use it ...
1790 (haifa_classify_insn): ... here. Reimplement.
1792 2007-11-09 Richard Guenther <rguenther@suse.de>
1794 * bitmap.h (bitmap_single_bit_set_p): Declare.
1795 * bitmap.c (bitmap_single_bit_set_p): New function.
1796 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1797 (maybe_create_global_var): Use bitmap_empty_p.
1799 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1800 Jakub Jelinek <jakub@redhat.com>
1802 PR rtl-optimization/34012
1803 * fwprop.c (try_fwprop_subst): Do not replace if the new
1804 SET_SRC has a higher cost than the old one.
1806 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1808 PR rtl-optimization/33732
1809 * reload.c (push_reload): Check that the REG_DEAD note was referring
1810 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1811 before considering it in order to select the reload register.
1812 (combine_reloads): Likewise.
1813 (find_dummy_reload): Likewise.
1815 2007-11-09 Richard Guenther <rguenther@suse.de>
1817 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
1818 (struct ptr_info_def): Likewise.
1819 (enum escape_type): Also use bit zero.
1821 2007-11-09 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/33604
1824 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1825 Disregard changes in CV qualifiers of pointed to types for
1826 forward propagating ADDR_EXPRs.
1827 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1830 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1832 * dse.c (find_shift_sequence): Always choose an integer mode for
1834 (replace_read): Require both the read and store mode to be
1835 integer ones. Remove a then-redundant FLOAT_P check.
1837 2007-11-08 Richard Guenther <rguenther@suse.de>
1839 * tree-dfa.c (remove_referenced_var): If removing a
1840 variable which has subvars, also remove those from
1841 the referenced vars. Do not create a variable annotation.
1843 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1845 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1846 argument for gen_entry calls.
1847 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1848 (entry): Use the new attribute value. Remove unused first operand.
1850 2007-11-08 Tom Tromey <tromey@redhat.com>
1852 * c-parser.c (c_parser_translation_unit): Use location in error.
1853 (c_parser_external_declaration): Likewise.
1854 (c_parser_declaration_or_fndef): Likewise.
1855 (c_parser_enum_specifier): Likewise.
1856 (c_parser_struct_or_union_specifier): Likewise.
1857 (c_parser_struct_declaration): Likewise.
1858 (c_parser_typeof_specifier): Likewise.
1859 (c_parser_parms_list_declarator): Likewise.
1860 (c_parser_asm_string_literal): Likewise.
1861 (c_parser_braced_init): Likewise.
1862 (c_parser_initelt): Likewise.
1863 (c_parser_compound_statement_nostart): Likewise.
1864 (c_parser_statement_after_labels): Likewise.
1865 (c_parser_do_statement): Likewise.
1866 (c_parser_asm_statement): Likewise.
1867 (c_parser_conditional_expression): Likewise.
1868 (c_parser_unary_expression): Likewise.
1869 (c_parser_sizeof_expression): Likewise.
1870 (c_parser_postfix_expression): Likewise.
1871 (c_parser_postfix_expression_after_paren_type): Likewise.
1872 (c_parser_objc_class_instance_variables): Likewise.
1873 (c_parser_objc_method_definition): Likewise.
1874 (c_parser_objc_methodprotolist): Likewise.
1875 (c_parser_pragma): Likewise.
1876 (c_parser_omp_clause_num_threads): Likewise.
1877 (c_parser_omp_clause_schedule): Likewise.
1878 (c_parser_omp_all_clauses): Likewise.
1879 (c_parser_omp_sections_scope): Likewise.
1880 (c_parser_label): Use location of label, not colon.
1882 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1885 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1888 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1891 * ipa-pure-const.c (static_execute): Added code to keep recursive
1892 functions from being marked as pure or const.
1893 * ipa-utils.c (searchc): Fixed comment.
1895 2007-11-08 Tom Tromey <tromey@redhat.com>
1897 * common.opt (fshow-column): Default to 0.
1898 * configure: Rebuilt.
1899 * configure.ac (--enable-mapped-location): Default to 'yes'.
1901 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1903 * common.opt: Add pointer to doc/options.texi.
1904 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1905 -fipa-reference): Add or correct doc. Sorted options list for -Os
1908 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1911 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1912 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1913 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1914 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1915 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1916 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1917 to TARGET_BIG_ENDIAN_DEFAULT.
1918 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1919 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1920 to TARGET_BIG_ENDIAN_DEFAULT.
1922 2007-11-07 Diego Novillo <dnovillo@google.com>
1924 * tree.h (struct tree_struct_field_tag): Move field
1925 in_nested_struct ...
1926 (struct tree_memory_tag): ... here.
1928 2007-11-07 Diego Novillo <dnovillo@google.com>
1931 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1932 (SFT_IN_NESTED_STRUCT): Define.
1933 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1934 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1935 * tree-ssa-structalias.c (struct variable_info): Likewise.
1936 (push_fields_onto_fieldstack): If OFFSET is positive,
1937 set in_nested_struct.
1938 (create_variable_info_for): Copy setting of
1939 in_nested_struct from the field offset object.
1940 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1941 variable info object.
1942 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1943 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1945 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1947 PR rtl-optimization/33737
1948 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1949 target block after computing the probabilities of outgoing edges.
1950 Cap the frequency to BB_FREQ_MAX.
1951 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1952 frequency of the basic block if it has been reused.
1954 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1956 PR rtl-optimization/33822
1957 * rtl.h (REG_OFFSET): Fix comment.
1958 * var-tracking.c (INT_MEM_OFFSET): New macro.
1959 (var_mem_set): Use it.
1960 (var_mem_delete_and_set): Likewise.
1961 (var_mem_delete): Likewise.
1962 (same_variable_part_p): Likewise.
1963 (vt_get_decl_and_offset): Likewise.
1964 (offset_valid_for_tracked_p): New predicate.
1965 (count_uses): Do not track locations with invalid offsets.
1966 (add_uses): Likewise.
1967 (add_stores): Likewise.
1969 2007-11-07 Tom Tromey <tromey@redhat.com>
1971 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1972 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1974 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1975 Andrey Belevantsev <abel@ispras.ru>
1977 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1978 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1979 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1980 Save calculated max_asap in it.
1981 (sms_schedule): Calculate maxii using max_asap.
1983 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1985 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1986 with -mhard-dfp/-mno-hard-dfp.
1988 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1989 Jakub Jelinek <jakub@redhat.com>
1992 * haifa-sched.c (check_sched_flags): Remove.
1993 (sched_init): Don't call it.
1995 2007-11-06 Diego Novillo <dnovillo@google.com>
1997 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1998 * tree-ssa-operands.c: Tidy top-level comments.
1999 (add_vop): Likewise.
2000 (add_vars_for_offset): Tidy parameter formatting..
2001 (get_addr_dereference_operands): Likewise.
2002 (get_indirect_ref_operands): Likewise.
2003 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2004 <OMP_ATOMIC_STORE>: Likewise.
2006 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2009 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2010 GCC_VERSION which is always defined.
2012 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2015 * reload1.c (find_reloads): Also check in_reg when handling a
2016 simple move with an input reload and a destination of a hard register.
2018 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2020 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2021 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2022 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2023 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2024 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2025 (m68k_sched_attr_type2): New function.
2026 (sched_adjust_cost_state): New static variable.
2027 (m68k_sched_adjust_cost): New static function implementing
2029 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2030 New static variables.
2031 (m68k_sched_variable_issue): New static function implementing
2033 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2034 (sched_dump_split_class): New static function.
2035 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2037 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2038 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2039 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2040 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2043 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2044 (CPU_UNITS_QUERY): Define.
2046 * config/m68k/cf.md: New file.
2047 * config/m68k/m68.md (cf.md): New include.
2049 2007-11-06 Tom Tromey <tromey@redhat.com>
2051 PR c++/32256, PR c++/32368:
2052 * function.c (saved_in_system_header): New global.
2053 (push_cfun): Save in_system_header.
2054 (pop_cfun): Restore in_system_header.
2055 (push_struct_function): Save in_system_header.
2057 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2061 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2062 (complete_array_type): Set canonical type appropriately.
2063 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2064 C and C++ front ends now have different versions of this function,
2065 because the C++ version needs to maintain canonical types here.
2067 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2069 * tree-parloops.c (reduction_info): Remove reduction_init field.
2070 (initialize_reductions): Remove creation of the reduction_init variable.
2071 (struct data_arg): Remove.
2072 (add_field_for_reduction, create_stores_for_reduction): New functions.
2073 (add_field_for_name): Remove reduction handling.
2074 (separate_decls_in_loop): Call add_field_for_reduction,
2075 create_stores_for_reduction.
2077 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2079 PR tree-optimization/33458
2080 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2081 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2083 PR tree-optimization/33993
2084 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2085 rather than build_constructor_from_list if all list values are
2087 (get_initial_def_for_induction): Use build_vector instead of
2088 build_constructor_from_list.
2090 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2093 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2094 (DECL_FINI_PRIORITY): Likewise.
2095 * tree.c (decl_init_priority_lookup): Remove assert.
2096 (decl_fini_priority_insert): Likewise.
2097 * cgraphunit.c (static_ctors): Make it a VEC.
2098 (static_dtors): Likewise.
2099 (record_cdtor_fn): Adjust accordingly.
2100 (build_cdtor): Generate multiple functions for each initialization
2102 (compare_ctor): New function.
2103 (compare_dtor): Likewise.
2104 (cgraph_build_cdtor_fns): Sort the functions by priority before
2105 calling build_cdtor.
2106 (cgraph_build_static_cdtor): Put the priority in the function's name.
2108 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2111 * common.opt: Add shared and pie.
2113 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2115 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2116 replace references to virtual_stack_vars_rtx in goto_handler.
2118 2007-11-05 Paul Brook <paul@codesourcery.com>
2120 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2121 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2122 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2123 arm_lang_output_object_attributes_hook.
2124 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2125 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2126 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2128 * config/arm/t-arm.c (arm.o): New rule.
2129 * config/arm/arm-c.c: New file.
2131 2007-11-05 Nick Clifton <nickc@redhat.com>
2132 Sebastian Pop <sebastian.pop@amd.com>
2134 PR tree-optimization/32540
2135 PR tree-optimization/33922
2136 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2137 * tree-ssa-pre.c: Include params.h.
2138 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2139 to limit the maximum length of the PA set for a given block.
2140 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2141 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2143 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2145 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2146 __fixunssfDI): Make return type unsigned.
2147 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2148 __fixunssfDI): Make return type unsigned.
2150 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2152 PR tree-optimization/33856
2153 * tree-data-ref.c (get_references_in_stmt): Don't add
2154 REFERENCE_CLASS_P trees to references vector if get_base_address
2155 returns NULL on them.
2157 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2159 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2161 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2164 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2165 for TRUTH_NOT_EXPR to type.
2167 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2169 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2171 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2174 * dwarf2out.c (add_calling_convention_attribute): Change
2175 second argument. Set calling convention to DW_CC_program for
2176 Fortran main program.
2177 (gen_subprogram_die): Adjust to new prototype for
2178 add_calling_convention_attribute.
2180 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2182 PR tree-optimization/33987
2183 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2185 (vectorizable_reduction): Add type check.
2187 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2190 * c-parser.c (c_parser_statement_after_labels): Error if a
2191 declaration is parsed after a label.
2193 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2196 * reorg.c (emit_delay_sequence): Do not clear the locator on
2197 the jump instruction.
2199 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2202 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2203 current sched region.
2205 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2207 * config/ia64/ia64.c (struct reg_write_state): Change into
2208 unsigned short bitfields rather than unsigned int, decrease
2209 first_pred to just 10 bits.
2210 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2211 into two char array.
2212 (rws_insn_set, rws_insn_test): New functions.
2213 (in_safe_group_barrier): New variable.
2214 (rws_update): Remove first argument, always set rws_sum array.
2215 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2216 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2217 (rtx_needs_barrier): Use rws_insn_test macro.
2218 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2219 instead set/clear in_safe_group_barrier flag.
2221 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2223 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2224 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2225 pointer or frame pointer.
2226 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2227 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2228 (DWARF2_UNWIND_INFO): Define.
2229 (INCOMING_RETURN_ADDR_RTX): Define.
2230 (DWARF_FRAME_RETURN_COLUMN): Define.
2232 2007-11-02 Tom Tromey <tromey@redhat.com>
2234 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2237 2007-11-02 Diego Novillo <dnovillo@google.com>
2239 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2240 argument from function pointer ANALYZE_EXPR. Update all users.
2241 * cgraph.c (debug_cgraph_node): New.
2242 (debug_cgraph): New.
2244 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2246 PR rtl-optimization/33648
2247 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2248 the newly created basic block.
2250 2007-11-01 Richard Guenther <rguenther@suse.de>
2252 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2254 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2256 PR rtl-optimization/33828
2257 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2258 of VBEIN and VBEOUT.
2260 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2262 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2263 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2264 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2266 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2268 * gcc.c (getenv_spec_function): Escape the environment variable's
2271 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2273 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2274 show that CSE means common subexpression elimination. Change wording
2275 for -fsee and define LCM. Remove capitalization of optimizations
2276 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2278 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2281 * doc/sourcebuild.texi (Test Directives): Document that xfail
2282 has no effect for dg-do except when dg-do-what is "run".
2284 2007-11-01 Tom Tromey <tromey@redhat.com>
2286 * c-decl.c (grokdeclarator): Set decl source locations.
2287 * c-parser.c (c_parser_enum_specifier): Set location.
2288 (c_parser_struct_or_union_specifier): Likewise.
2290 2007-11-01 Tom Tromey <tromey@redhat.com>
2292 * print-tree.c (print_node): Print column number.
2294 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2297 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2298 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2299 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2301 PR rtl-optimization/33673
2302 * gcse.c (cprop_jump): If a conditional jump has been optimized
2303 into unconditional jump, make the remaining normal edge fallthru
2304 and delete the jump insn.
2306 2007-11-01 Ben Elliston <bje@au.ibm.com>
2308 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2309 (set_mem_attrs_from_reg): Likewise.
2311 2007-11-01 Michael Matz <matz@suse.de>
2313 PR tree-optimization/33961
2314 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2315 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2316 (add_or_mark_expr): New argument 'store', using it to search
2318 (nt_init_block): Adjust calls to add_or_mark_expr.
2320 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2323 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2324 for the first push_operand.
2326 2007-10-31 Revital Eres <eres@il.ibm.com>
2328 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2329 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2330 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2331 movmisalignv2sf, vcondv2sf): New.
2332 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2333 UNSPEC_EXTODD_V2SF): Define new constants.
2334 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2335 paired_emit_vector_cond_expr): New.
2336 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2337 * config/rs6000/rs6000.c (paired_expand_vector_move,
2338 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2340 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2342 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2344 PR tree-optimization/32377
2345 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2346 work also for unknown number of iterations.
2347 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2348 number of iterations is not known.
2350 2007-10-31 Richard Guenther <rguenther@suse.de>
2353 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2354 new undefined integer overflow.
2355 (fold_binary): Avoid useless conversion.
2357 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2360 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2362 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2364 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2366 * config/s390/s390.c: (override_options): Replace
2367 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2368 * config/s390/s390.opt: Likewise.
2369 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2372 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2374 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2376 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2378 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2379 optimization options.
2380 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2381 enabled by -O. Document -fdce and -fdse.
2383 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2386 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2387 convert second operand of COMPOUND_EXPR to the original type of
2390 2007-10-30 Richard Guenther <rguenther@suse.de>
2392 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2393 of loop adding SFTs as virtual operands.
2395 2007-10-30 Richard Guenther <rguenther@suse.de>
2397 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2399 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2401 PR tree-optimization/32893
2402 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2403 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2405 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2407 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2409 (sub_ddmmss): Likewise.
2410 (umul_ppmm): Likewise.
2411 (udiv_qrnnd): Likewise.
2413 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2416 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2417 directives must come before dg-additional-sources.
2419 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2421 PR tree-optimization/33723
2422 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2423 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2425 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2427 PR tree-optimization/33614
2428 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2429 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2430 initializer constants.
2432 2007-10-29 Richard Guenther <rguenther@suse.de>
2434 PR tree-optimization/33870
2435 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2436 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2439 2007-10-29 Richard Guenther <rguenther@suse.de>
2441 * passes.c (init_optimization_passes): Exchange store_copy_prop
2443 * tree-pass.h (pass_store_copy_prop): Remove.
2444 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2445 (stmt_may_generate-copy): Do not handle store_copy_prop.
2446 (get_copy_of_val): Likewise.
2447 (set_copy_of_val): Likewise.
2448 (copy_prop_visit_assignment): Likewise.
2449 (copy_prop_visit_stmt): Likewise.
2450 (copy_prop_visit_phi_node): Likewise.
2451 (init_copy_prop): Likewise.
2452 (execute_copy_prop): Likewise.
2453 (do_copy_prop): Remove.
2454 (gate_store_copy_prop): Likewise.
2455 (store_copy_prop): Likewise.
2456 (pass_store_copy_prop): Likewise.
2457 (pass_copy_prop): Call execute_copy_prop.
2458 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2459 * common.opt (ftree-store-copy-prop): Mark obsolete.
2460 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2462 2007-10-29 Ian Lance Taylor <iant@google.com>
2464 * ifcvt.c (noce_can_store_speculate_p): New static function.
2465 (noce_process_if_block): Call it.
2466 (if_convert): Remove recompute_dominance parameter. Change all
2469 2007-10-29 Richard Guenther <rguenther@suse.de>
2471 * tree-flow-inline.h (get_subvar_at): Use binary search.
2472 (get_first_overlapping_subvar): New function to binary search
2473 for the first overlapping subvar.
2474 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2475 just handle adding subvars for a pointed-to subvar. Optimize
2476 and use get_first_overlapping_subvar.
2477 (add_vars_for_bitmap): Fold into single caller.
2478 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2479 and non pointed-to bits of add_vars_for_offset.
2481 2007-10-29 Revital Eres <eres@il.ibm.com>
2483 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2485 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2486 Zdenek Dvorak <ook@ucw.cz>
2489 reduction support for automatic parallelization.
2491 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2493 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2494 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2495 and OMP_ATOMIC_STORE.
2496 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2497 * gimple-low.c (lower_stmt): Same.
2498 * gimplify.c (gimplify_expr): Same.
2499 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2500 gimplify_omp_atomic_mutex): Remove.
2501 (gimplify_omp_atomic): Change it to simply gimplify the
2502 statement instead of expanding it.
2503 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2504 (expand_omp_atomic, expand_omp_atomic_pipeline,
2505 goa_stabilize_expr, expand_omp_atomic_mutex,
2506 expand_omp_atomic_fetch_op): New functions to implement
2507 expansion of OMP_ATOMIC.
2508 (expand_omp, build_omp_regions_1): Add support for
2509 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2510 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2512 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2514 * tree-parloops.c: add include to tree-vectorizer.h.
2515 (reduction_info): New structure for reduction.
2516 (reduction_list): New list to represent list of reductions per loop.
2517 (struct data_arg): New helper structure for reduction.
2518 (reduction_info_hash, reduction_info_eq, reduction_phi,
2519 initialize_reductions, create_call_for_reduction,
2520 create_phi_for_local_result, create_call_for_reduction_1,
2521 create_loads_for_reductions, create_final_loads_for_reduction):
2523 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2524 (separate_decls_in_loop_name): Support reduction variables.
2525 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2526 call create_loads_for_reduction for each reduction.
2527 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2529 (transform_to_exit_first_loop): Add reduction support, add
2530 reduction_list parameter.
2531 (gen_parallel_loop): Add reduction_list parameter. Add call
2532 separate_decls_in_loop with
2533 the new argument. Traverse reductions and call
2534 initialize_reductions, create_call_for_reduction.
2535 (parallelize_loops): Create and delete the reduction list.
2536 (add_field_for_name): Change use of data parameter. Add fields for
2538 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2539 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2540 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2541 * tree-inline.c (estimate_num_insns_1): add cases for
2542 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2543 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2544 * tree-ssa-operands.c (get_addr_dereference_operands):
2545 New function. Subroutine of get_indirect_ref_operands.
2546 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2547 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2550 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2552 * config/cris/cris.c: Include df.h.
2553 (cris_address_cost): Add gcc_assert for canonicalization
2554 assumptions. For PLUS with MULT or register, correct
2555 test for register in other arm. Tweak comments.
2557 2007-10-28 Richard Guenther <rguenther@suse.de>
2559 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2560 telling if the var is to be treated as points-to location.
2561 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2562 (add_virtual_operand): Only recurse into MPTs if aliases
2565 2007-10-28 Richard Guenther <rguenther@suse.de>
2567 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2568 (add_vars_for_bitmap): Do not recurse further. Only add vars
2569 for pointed-to SFTs.
2570 (add_virtual_operand): Re-instantiate loop to add operands for
2571 aliases. Recurse into MPTs.
2572 (get_indirect_ref_operands): If we fall back to use a pointers
2573 SMT, make sure to not prune based on the access offset and size.
2575 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2578 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2579 the eh information on the statement.
2581 2007-10-28 Richard Guenther <rguenther@suse.de>
2583 * tree-flow.h (subvar_t): Make it a VEC.
2584 (struct subvar): Remove.
2585 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2586 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2588 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2589 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2590 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2591 (set_initial_properties): Likewise.
2592 (setup_pointers_and_addressables): Likewise.
2593 (new_type_alias): Likewise.
2594 (create_overlap_variables_for): Likewise.
2595 * tree-dfa.c (dump_subvars_for): Likewise.
2596 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2597 (get_expr_operands): Likewise.
2598 (add_to_addressable_set): Likewise.
2599 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2601 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2603 PR tree-optimization/33920
2604 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2605 successor bb to true when predecessor bb has NULL predicate.
2606 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2608 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2610 * config/mips/mips.md: Add combiner patterns for DImode extensions
2611 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2614 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2617 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2619 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2621 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2622 LIBCALL notes if they are about to be moved to the same insn.
2624 2007-10-27 Richard Guenther <rguenther@suse.de>
2626 PR tree-optimization/33870
2627 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2628 duplication. Remove redundant call to access_can_touch_variable.
2629 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2630 (add_virtual_operand): Use it.
2632 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2635 * pa.h (ASM_PN_FORMAT): Delete define.
2637 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2639 * doc/invoke.texi (Option Summary, optimizations): Remove
2640 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2641 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2642 -fsplit-wide-types to match later entry. Break up a long line.
2643 (Option Summary, code gen options) Add -fno-stack-limit. Add
2644 missing @gol to the end of a line.
2645 (Optimization Options): Remove -fbounds-check, which is also
2646 documented under Code Generation Options. Remove =n from
2647 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2648 to -fcprop-registers to match other options, and say when it is
2649 enabled rather than disabled. Remove extra index entry for
2650 -fno-cx-limited-range. Add index entries for -fstack-protector
2651 and -fstack-protector-all.
2652 (Code Gen Options): Add index entry for -ftls-model.
2654 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2656 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2657 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2658 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2659 expand_epilogue, output_movhi): Don't handle 'main' function.
2660 (avr_attribute_table): Add 'OS_task' function attribute.
2661 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2663 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2664 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2666 * config/avr/avr.opt (minit-stack): Remove.
2668 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2670 * tree-nested.c (get_trampoline_type): Fix thinko.
2672 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2675 * tree.c (build_offset_type): Build canonical type based on the
2676 TYPE_MAIN_VARIANT of the base type.
2678 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2680 * reorg.c (emit_delay_sequence): Move insn locator from the
2681 first insn to the sequence.
2683 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2685 * ipa-pure-const.c (check_decl): Return immediately when
2686 pure_const_state has been set to IPA_NEITHER.
2688 2007-10-25 Ira Rosen <irar@il.ibm.com>
2690 PR tree-optimization/33833
2691 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2692 and convert init to sizetype in inner_base construction.
2694 2007-10-25 Richard Guenther <rguenther@suse.de>
2696 * tree-flow.h (mem_sym_stats): Remove.
2697 (dump_mem_sym_stats_for_var): Declare.
2698 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2699 (mem_sym_stats): Move ...
2700 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2701 (mem_sym_score): Rename from ...
2702 (pscore): ... this. Remove.
2703 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2704 not the frequencies.
2705 (compare_mp_info_entries): Make sort stable by disambiguating
2708 2007-10-25 Ira Rosen <irar@il.ibm.com>
2710 PR tree-optimization/33866
2711 * tree-vect-transform.c (vectorizable_store): Check operands of all
2712 the stmts in the group of strided accesses. Get def stmt type for each
2713 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2715 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2717 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2718 (Yt): Rename register constraint to Y2.
2719 * config/i386/sse.md: Use renamed register constraints.
2720 * config/i386/mmx.md: Ditto.
2721 * config/i386/i386.md: Ditto.
2723 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2725 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2727 2007-10-24 Chao-ying Fu <fu@mips.com>
2729 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2730 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2732 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2733 Olga Golovanevsky <olga@il.ibm.com>
2735 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2736 the compiler that wr.wrap and wr.domain are initialized in
2739 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2741 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2742 to print gcov_type values.
2744 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2746 * config/avr/avr.h: Do not include progmem_section definition when
2747 building with IN_TARGET_LIBS.
2749 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2752 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2753 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2754 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2755 (mips_orphaned_high_part_p: New functions.
2756 (mips_avoid_hazard): Don't check INSN_P here.
2757 (mips_avoid_hazards): Rename to...
2758 (mips_reorg_process_insns): ...this. Cope with
2759 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2760 or turn them into nops.
2761 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2762 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2763 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2764 (mips_override_options): Set flag_delayed_branch to 0.
2766 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2768 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2769 MIPS-specific implementation details.
2770 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2771 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2772 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2773 for targets with movmemsi.
2774 (MOVE_BY_PIECES_P): Define.
2775 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2776 (mips_block_move_loop): Add a bytes_per_iter argument.
2777 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2778 Update call to mips_block_move_loop.
2780 2007-10-24 Michael Matz <matz@suse.de>
2783 * var-tracking.c (variable_union): Don't break after one loop
2784 iteration but only when a difference is found.
2785 (dump_variable): Also print DECL_UID.
2787 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2789 * ipa-type-escape.h: Expose function
2790 is_array_access_through_pointer_and_index.
2792 (is_array_access_through_pointer_and_index):
2793 Add three new parameters. Add support of
2794 POINTER_PLUS_EXPR tree code.
2796 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2798 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2799 * tree-pass.h: Add pass_ipa_struct_reorg.
2800 * common.opt: Add ipa-struct-reorg flag.
2801 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2802 * passes.c: Add pass pass_ipa_struct_reorg.
2803 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2804 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2806 2007-10-24 Ira Rosen <irar@il.ibm.com>
2808 PR tree-optimization/33804
2809 * tree-vect-transform.c (vectorizable_operation): Remove the
2810 checks that the vectorization is worthwhile from the transformation
2813 2007-10-24 Ira Rosen <irar@il.ibm.com>
2815 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2816 vectype cannot be determined for the scalar type.
2817 (vect_analyze_slp_instance): Likewise.
2818 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2819 return type to bool. Return false if vectype cannot be determined
2820 for the scalar type.
2821 (vect_get_constant_vectors): Return false if vectype cannot be
2822 determined for the scalar type.
2823 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2824 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2825 vectorizable_reduction): Likewise.
2827 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2829 * config.gcc: For a FreeBSD target, parse the value of ${target}
2830 to determine the value of FBSD_MAJOR, instead of adding an
2831 explicit check for every possible FreeBSD major version.
2833 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2835 PR rtl-optimization/33846
2836 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2838 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2840 PR tree-optimization/33860
2841 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2842 interleaved accesses in case the dr is inside the inner-loop during
2843 outer-loop vectorization.
2845 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2847 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2848 Document MEM_POINTER. Replace mentions of "integrated"
2849 field with "return_val". Delete outdated stuff.
2851 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2853 * config/rs6000/rs6000.c (rs6000_override_options): Set
2854 rs6000_altivec_abi on AIX.
2855 (conditional_register_usage): Set VR20:31 fixed on AIX.
2857 2007-10-23 Richard Guenther <rguenther@suse.de>
2859 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2862 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2863 David S. Miller <davem@davemloft.net>
2865 * df-scan.c (df_get_call_refs): Mark global registers as both a
2866 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2868 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2870 PR tree-optimization/33834
2871 PR tree-optimization/33835
2872 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2873 stmts need to be checked for success seperately.
2874 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2875 Remove the check that stmt is not LIVE.
2876 (vectorizable_assignment, vectorizable_induction): Likewise.
2877 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2878 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2880 (vectorizable_live_operation): Check that op is not NULL.
2882 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2884 * doc/invoke.texi (Optimization Options): In the summary, show
2885 that the value for options -falign-jumps, -falign-labels,
2886 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2887 -fsched-stalled-insns-dep is optional. In the summary, show that
2888 -fsched-stalled-insns takes an optional argument and that
2889 -fparallelize-loops takes an argument. Add opindex for several
2890 optimization options, and fix typos in the opindex commands for
2891 several others. In the descriptions for -fsched-stalled-insns
2892 and -fsched-stalled-insns-dep, show the options with and without
2895 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2897 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2899 * config/avr/avr.h (LINK_SPEC): Likewise.
2900 (CRT_BINUTILS_SPECS): Likewsie.
2901 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2903 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2905 PR rtl-optimization/33644
2906 * cfgcleanup.c: Do not include dce.h.
2907 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2908 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2909 * dce.c (something_changed): Delete.
2910 (libcall_dead_p): New predicate.
2911 (delete_unmarked_insns): Use it to delete dead libcalls.
2912 Deal with REG_LIBCALL and REG_RETVAL notes.
2913 (prescan_libcall_for_dce): New function.
2914 (prescan_insns_for_dce): Use it to deal with libcalls.
2915 (mark_reg_dependencies): Do nothing special for libcalls.
2916 (dce_process_block): Likewise.
2917 (fast_dce): Delete unused local variable.
2918 (run_fast_dce): Do not return a value.
2919 * dce.h (struct df): Delete.
2920 (run_fast_dce): Adjust prototype.
2921 * optabs.c (libcall_id): Delete.
2922 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2923 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2924 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2925 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2926 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2927 notes instead of REG_LIBCALL_ID notes.
2928 * reg-notes.def (LIBCALL_ID): Delete.
2929 * Makefile.in (see.o): Add dce.h dependency.
2930 (cfgcleanup.o): Remove dce.h dependency.
2932 2007-10-22 Michael Matz <matz@suse.de>
2934 PR tree-optimization/33855
2935 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2938 2007-10-22 Ira Rosen <irar@il.ibm.com>
2940 PR tree-optimization/33854
2941 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2942 FLOAT_EXPR to the list of promotion operations.
2944 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2948 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2949 (print_reg): Print register prefix only with AT&T asm syntax.
2950 Support pc_rtx for RIP register.
2951 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2952 relative addressing. Always print segment register prefix with AT&T
2953 asm syntax and never with Intel asm syntax.
2954 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2955 Fix prefix for 16-byte XFmode operands.
2956 (output_addr_const_extra): Support Intel asm syntax.
2957 (x86_file_start): Don't use register prefix with Intel asm syntax.
2958 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2959 ("return_internal_long"): Fix Intel asm syntax output.
2960 ("set_got_rex64"): Support Intel asm syntax.
2961 ("set_rip_rex64"): Likewise.
2962 ("set_got_offset_rex64"): Likewise.
2963 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2965 ("*tls_global_dynamic_64"): Likewise.
2966 ("*tls_local_dynamic_base_64"): Likewise.
2967 ("*load_tp_si")("*load_tp_di"): Likewise.
2968 ("*add_tp_si")("*add_tp_di"): Likewise.
2969 ("*tls_dynamic_lea_64"): Likewise.
2970 ("*sibcall_value_1_rex64_v"): Likewise.
2971 ("stack_tls_protect_set_si"): Likewise.
2972 ("stack_tls_protect_set_di"): Likewise.
2973 ("stack_tls_protect_test_si"): Likewise.
2974 ("stack_tls_protect_test_di"): Likewise.
2975 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2977 ("*movv2sf_internal_rex64"): Likewise.
2978 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2979 (__get_cpuid_max): Likewise.
2981 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2983 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2984 the STRICT_P argument type "bool" rather than "int".
2985 (mips_legitimate_address_p): Likewise.
2986 (fp_register_operand, lo_operand): Delete.
2987 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2988 (mips_emit_scc): Rename to...
2989 (mips_expand_scc): ...this.
2990 (gen_conditional_branch): Rename to...
2991 (mips_expand_conditional_branch): ...this.
2992 (gen_conditional_move): Rename to...
2993 (mips_expand_conditional_move): ...this.
2994 (mips_gen_conditional_trap): Rename to...
2995 (mips_expand_conditional_trap): ...this and take an rtx code instead
2996 of an operands array.
2997 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2999 (mips_emit_fcc_reload): Rename to...
3000 (mips_expand_fcc_reload): ...this.
3001 (init_cumulative_args): Rename to...
3002 (mips_init_cumulative_args): ...this and remove the libname argument.
3003 (function_arg_advance): Rename to...
3004 (mips_function_arg_advance): ...this.
3005 (function_arg): Rename to...
3006 (mips_function_arg): ...this and use "rtx" instead of
3008 (function_arg_boundary): Rename to...
3009 (mips_function_arg_boundary): ...this.
3010 (mips_expand_unaligned_load): Rename to...
3011 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3012 and BITPOS arguments type "HOST_WIDE_INT".
3013 (mips_expand_unaligned_store): Rename to...
3014 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3015 and BITPOS arguments type "HOST_WIDE_INT".
3016 (override_options): Rename to...
3017 (mips_override_options): ...this.
3018 (print_operand): Rename to...
3019 (mips_print_operand): ...this.
3020 (print_operand_address): Rename to...
3021 (mips_print_operand_address): ...this.
3022 (mips_output_ascii): Remove the PREFIX argument.
3023 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3025 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3026 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3027 of "struct rtx_def *".
3028 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3030 (build_mips16_call_stub): Delete.
3031 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3032 (mips_use_ins_ext_p): Give the second and third arguments type
3033 "HOST_WIDE_INT" rather than "rtx".
3034 * config/mips/mips.h: Update after the above changes. Tweak comments
3036 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3037 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3038 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3039 element type from "char" to "bool".
3040 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3041 (mips_cpu_info_table): Delete.
3042 * config/mips/mips.md: Update after the above changes. Tweak some
3044 * config/mips/mips-ps-3d.md: Likewise.
3045 * config/mips/mips.c: Tweak comments and formatting.
3046 Use NULL-like macros rather than 0 in various places.
3047 (mips_section_threshold): Rename to...
3048 (mips_small_data_threshold): ...this and give it an unsigned type.
3049 (num_source_filenames): Remove explicit initialization.
3050 (sdb_label_count): Likewise.
3051 (sym_lineno): Delete.
3052 (set_noat): Make static.
3053 (mips_branch_likely): Likewise, and give it type "bool".
3054 (mips_isa_info): Rename to...
3055 (mips_isa_option_info): ...this.
3056 (mips_flag_delayed_branch): Rename to...
3057 (mips_base_delayed_branch): ...this.
3058 (mips_split_addresses): Delete.
3059 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3060 element type from "char" to "bool".
3061 (mips_regno_to_class): Add an explicit array size.
3062 (mips16_flipper): Change from type "int" to type "bool".
3063 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3064 (mips_tls_operand_p): Rename to...
3065 (mips_tls_symbol_p): ...this.
3066 (mips_global_symbol_p): Remove redundant "const".
3067 (mips_offset_within_alignment_p): Simplify.
3068 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3069 to STRICT_P and give it type bool.
3070 (mips_valid_base_register_p): Likewise.
3071 (mips_classify_address): Likewise.
3072 (mips_legitimate_address_p): Likewise.
3073 (mips16_unextended_reference_p): Take the offset as an
3074 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3075 (mips_const_insns): Use IN_RANGE.
3076 (mips_force_temporary): Remove an unnecessary copy_rtx.
3077 (mips16_gp_pseudo_reg): Simplify.
3078 (mips_split_symbol): Remove an unnecessary copy_rtx.
3079 (mips_legitimize_tls_address): Only create registers if we need them.
3080 (mips_legitimize_address): Use mips_split_plus.
3081 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3082 variable COST to NUM_OPS.
3083 (mips_legitimize_move): Use gen_lowpart.
3084 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3085 (m16_check_op): Use IN_RANGE.
3086 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3087 (mips_split_doubleword_move): Pass booleans to mips_subword.
3088 (mips_output_move): Store the mode in a local variable.
3089 Explicitly assert that this function does not deal with
3090 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3091 cases more consistent.
3092 (mips_relational_operand_ok_p): Rename to...
3093 (mips_int_order_operand_ok_p): ...this.
3094 (mips_canonicalize_comparison): Rename to...
3095 (mips_canonicalize_int_order_test): ...this.
3096 (mips_emit_int_relational): Rename to...
3097 (mips_emit_int_order_test): ...this. Store the mode in a local
3099 (mips_reverse_fp_cond_p): Rename to...
3100 (mips_reversed_fp_cond): ...this.
3101 (mips_emit_compare): Make the order of the statements more consistent.
3102 (mips_emit_scc): Rename to...
3103 (mips_expand_scc): ...this.
3104 (gen_conditional_branch): Rename to...
3105 (mips_expand_conditional_branch): ...this.
3106 (gen_conditional_move): Rename to...
3107 (mips_expand_conditional_move): ...this. Build the condition
3108 separately from the main pattern.
3109 (mips_gen_conditional_trap): Rename to...
3110 (mips_expand_conditional_trap): ...this and take an rtx code instead
3111 of an operands array. Simplify.
3112 (init_cumulative_args): Rename to...
3113 (mips_init_cumulative_args): ...this. Use memset rather than a
3114 copy from a zeroed static. Use prototype_p and stdarg_p.
3115 (mips_arg_info): Rename to...
3116 (mips_get_arg_info): ...this and put the INFO argument first.
3117 (function_arg): Rename to...
3118 (mips_function_arg): ...this and use "rtx" instead of
3119 "struct rtx_def *". Only split structures into chunks if
3120 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3121 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3122 comparison with REAL_TYPE. Rename local variable REG to REGNO
3123 and make it unsigned.
3124 (function_arg_advance): Rename to...
3125 (mips_function_arg_advance): ...this.
3126 (function_arg_boundary): Rename to...
3127 (mips_function_arg_boundary): ...this.
3128 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3130 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3131 comparison with REAL_TYPE.
3132 (mips_function_value): Remove the FUNC argument. Rename local
3133 variable UNSIGNEDP to UNSIGNED_P.
3134 (mips_return_in_memory): Use IN_RANGE.
3135 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3136 to FUNCTION_ARG_ADVANCE.
3137 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3138 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3139 SIZE and RSIZE if needed.
3140 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3142 (build_mips16_function_stub): Rename to...
3143 (mips16_build_function_stub): ...this.
3144 (build_mips16_call_stub): Rename to...
3145 (mips16_build_call_stub): ...this. Make static, and return a
3146 "bool" rather than an "int". Rename the ARG_SIZE argument to
3147 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3148 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3149 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3151 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3152 are not sibling ones.
3153 (mips_emit_fcc_reload): Rename to...
3154 (mips_expand_fcc_reload): ...this.
3155 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3157 (mips_expand_unaligned_load): Rename to...
3158 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3159 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3161 (mips_expand_unaligned_store): Rename to...
3162 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3163 and BITPOS arguments type "HOST_WIDE_INT".
3164 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3165 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3167 (mips_init_split_addresses): Replace with...
3168 (mips_split_addresses_p): ...this new function.
3169 (mips_init_relocs): Check mips_split_addresses_p () rather than
3170 mips_split_addresses. Always initialize mips_split_p with booleans.
3171 (print_operand_reloc): Rename to...
3172 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3174 (print_operand): Rename to...
3175 (mips_print_operand): ...this.
3176 (print_operand_address): Rename to...
3177 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3178 (mips_in_small_data_p): Simplify.
3179 (mips_output_ascii): Remove the PREFIX argument and "register"
3180 keywords. Use the STRING parameter directly and cast to
3182 (mips16e_collect_argument_save_p): Use IN_RANGE.
3183 (mips_function_has_gp_insn): Simplify.
3184 (mips_set_return_address): Use BITSET_P.
3185 (mips_restore_gp): Use a separate statement to pick the base
3187 (mips_output_function_prologue): Use a local FRAME variable.
3188 (mips_save_reg): Pass booleans to mips_subword.
3189 (mips_expand_prologue): Use a local FRAME variable. Use
3190 cprestore_size to detect when .cprestore is needed.
3191 (mips_restore_reg): Use GP_REG_FIRST.
3192 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3193 rather than "int". Use local FRAME and REGNO variables.
3194 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3195 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3197 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3198 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3199 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3200 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3201 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3202 (builtin_description): Rename to...
3203 (mips_builtin_description): ...this.
3204 (mips_bdesc): Rename to...
3205 (mips_ps_bdesc): ...this.
3206 (sb1_bdesc): Rename to...
3207 (mips_sb1_bdesc): ...this.
3208 (dsp_bdesc): Rename to...
3209 (mips_dsp_bdesc): ...this.
3210 (dsp_32only_bdesc): Rename to...
3211 (mips_dsp_32only_bdesc): ...this.
3212 (bdesc_map): Rename to...
3213 (mips_bdesc_map): ...this.
3214 (bdesc_arrays): Rename to...
3215 (mips_bdesc_arrays): ...this.
3216 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3217 Tweak error message.
3218 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3219 Rename local variables I and J to OPNO and ARGNO respectively.
3220 Assert that the number of arguments is no more than the number of
3222 (mips_expand_builtin_compare): Use an array of arguments rather
3223 than an array of operands. Assert that the number of operands is
3225 (add_constant): Rename to...
3226 (mips16_add_constant): ...this. Use XNEW.
3227 (dump_constants_1): Rename to...
3228 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3229 (dump_constants): Rename to...
3230 (mips16_emit_constants): ...this.
3231 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3232 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3233 Assign mips16_p to was_mips16_p.
3234 (mips_parse_cpu): Tweak warning message.
3235 (override_options): Rename to...
3236 (mips_override_options): ...this. Move the mips_cost initialization
3237 out of the "shared with GAS" block. Quote option names in error
3239 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3240 (mips_order_regs_for_local_alloc): Remove register keyword.
3242 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3244 * system.h (IN_RANGE): Cast each argument individually.
3246 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3248 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3249 MIPS16 code unless using o32 or o64.
3251 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3253 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3254 for modes smaller than 4 bytes.
3255 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3258 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3260 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3261 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3262 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3263 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3265 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3267 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3268 sibling calls to "mips16" functions if the function satisfies
3269 const_call_insn_operand.
3271 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3273 * config/mips/mips.c (mips_va_start): Fix types in calls
3276 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3278 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3281 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3283 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3284 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3285 instead of checking mips_isa.
3287 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3289 * doc/invoke.texi (-mpaired-single): Don't say that the option
3290 requires 64-bit code.
3291 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3292 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3293 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3294 V2SF if ISA_MIPS32R2.
3295 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3296 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3297 to ISA_HAS_NMADD_NMSUB.
3298 (mips_split_doubleword_move): Handle V2SF.
3299 (mips_modes_tieable_p): New function.
3300 (override_options): Report a warning rather than an error when
3301 -mpaired-single is used on ISAs that don't support it; use
3302 ISA_HAS_PAIRED_SINGLE to check that case.
3303 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3304 and DF move splitters with a single MOVE64 splitter, thereby adding
3305 a V2SF splitter too.
3306 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3307 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3308 (HALFMODE): Add V2SF.
3309 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3310 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3311 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3312 (movv2sf_hardfloat_32bit): New pattern.
3313 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3314 TARGET_DOUBLE_FLOAT conditions.
3316 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3318 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3319 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3320 64-bit register in 64-bit libgcc.
3322 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3324 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3325 * config/avr/avr.h (LINK_SPEC): Likewise.
3326 (CRT_BINUTILS_SPECS): Likewsie.
3327 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3329 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3331 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3332 and -Wfatal-errors together.
3334 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3337 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3338 change for vrsave, ie restore after frame pop.
3340 2007-10-19 David S. Miller <davem@davemloft.net>
3342 * config/sparc/niagara2.md: Fix copyright notice.
3344 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3346 PR tree-optimization/23820
3347 PR tree-optimization/24309
3348 PR tree-optimization/33766
3349 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3350 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3351 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3352 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3353 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3354 (linear_transform_loops): Use perfect_loop_nest_depth.
3355 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3356 should have a single condition: their exit.
3358 2007-10-19 Richard Guenther <rguenther@suse.de>
3362 * stor-layout.c (layout_type): Assert that aggregates do not
3363 have their alias sets set.
3364 * alias.c (get_alias_set): Return alias set zero for incomplete
3365 types, return the alias set of the element for incomplete array
3366 types, but do not remember these.
3368 2007-10-19 Richard Guenther <rguenther@suse.de>
3371 2007-10-19 Richard Guenther <rguenther@suse.de>
3374 * tree.c (build_array_type): Do not re-layout unbound array
3377 2007-10-19 Richard Guenther <rguenther@suse.de>
3380 * tree.c (build_array_type): Do not re-layout unbound array types.
3382 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3384 * config/mips/mips.c (mips_canonicalize_comparison): Check
3385 mips_relational_operand_ok_p before trying to rewrite the test.
3386 Only calculate PLUS_ONE if needed.
3387 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3390 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3392 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3395 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3397 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3398 the call uses the incoming value of $2.
3400 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3402 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3403 rather then gen_rtx_MEM.
3404 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3406 (mips_set_return_address): Likewise.
3407 (mips_restore_gp): Likewise.
3409 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3411 * config/mips/mips.c (gpr_mode): Delete.
3412 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3413 instead of gpr_mode.
3414 (mips_for_each_saved_reg): Likewise.
3415 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3416 (override_options): Don't initialize gpr_mode.
3417 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3419 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3421 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3423 (mips_class_max_nregs): Calculate the smallest consituent register
3424 size and use that to determine an upper bound on the number of
3427 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3429 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3431 (mips_expand_epilogue): ...here.
3432 (mips_mdebug_abi_name): New function, split out from...
3433 (mips_file_start): ...here.
3434 (mips_hard_regno_mode_ok_p): New function, split out from...
3435 (override_options): ...here.
3436 (mips_expand_builtin_1): New function, split out from...
3437 (mips_expand_buitin): ...here. Abort if we don't recognize
3440 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3442 * config/mips/mips.c (build_mips16_function_stub): Load the
3443 target address into $1 before transfering the arguments.
3444 Don't use ".set noreorder".
3445 (build_mips16_call_stub): Likewise.
3447 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3449 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3450 (mips_output_64bit_xfer): Likewise.
3451 (mips16_fp_args): Rename to...
3452 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3453 with a DIRECTION argument. Use mips_output_32bit_xfer and
3454 mips_output_64bit_xfer.
3455 (build_mips16_function_stub): Update accordingly.
3456 (mips16_fpret_double): Delete.
3457 (build_mips16_call_stub): Update after above changes.
3458 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3459 of mips16_fpret_double. Use GP_REG_RETURN.
3461 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3463 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3464 use asm_out_file instead.
3465 (build_mips16_function_stub): Likewise.
3466 (build_mips16_call_stub, mips_output_function_prologue): Update
3469 2007-10-18 David S. Miller <davem@davemloft.net>
3471 Add Niagara-2 support.
3472 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3473 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3474 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3475 (include): Add inclusion of niagara2.md
3476 * config/sparc/sparc.c (niagara2_costs): New.
3477 (sparc_override_options): Add niagara2 entry to cpu_default[]
3478 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3479 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3480 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3481 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3482 (sparc64_initialize_trampoline): Likewise.
3483 (sparc_use_sched_lookahead): Likewise.
3484 (sparc_issue_rate): Likewise.
3485 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3487 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3488 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3489 TARGET_CPU_niagara2.
3490 (PROCESSOR_NIAGARA2): New.
3491 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3492 (BRANCH_COST): Likewise.
3493 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3494 * config/sparc/sol2.h: Likewise.
3495 * config/sparc/niagara2.md: New file.
3497 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3499 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3501 (mips_compute_frame_info): Remove associated code.
3502 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3504 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3506 * config/mips/mips-protos.h (compute_frame_size): Delete.
3507 * config/mips/mips.h: Update comments.
3508 * config/mips/mips.c (mips_frame_info): Remove initialized.
3509 (compute_frame_size): Rename to...
3510 (mips_compute_frame_info): ...this and make static. Remove the
3511 SIZE argument and return no value. Remove the setting of initialized.
3512 Update rest of file accordingly.
3513 (mips_set_return_address): Don't call compute_frame_size.
3514 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3515 Don't call compute_frame_size.
3517 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3519 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3520 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3521 mips_hard_frame_pointer_required.
3522 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3523 large MIPS16 frames.
3524 * config/mips/mips.c (mips_frame_pointer_required): New function.
3526 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3528 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3529 and hard_frame_pointer_offset.
3530 (mips_debugger_offset): Use hard_frame_pointer_offset.
3531 (mips16e_collect_argument_save_p): Likewise.
3532 (compute_frame_size): Initialize arg_pointer_offset and
3533 hard_frame_pointer_offset.
3534 (mips_initial_elimination_offset): Use them.
3535 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3536 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3538 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3540 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3542 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3543 "unsigned int" rather than "int" and put them with the other
3544 register-related fields. Put expanded comments above fields
3545 rather than to their right.
3546 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3547 with a NUM_REGS_PTR argument.
3548 (mips16e_save_restore_pattern_p): Update accordingly.
3549 (compute_frame_size): Clarify frame diagram. Rewrite.
3551 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3553 * config/mips/mips-ftypes.def: New file.
3554 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3555 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3556 (mips_function_type): Redefine using mips-ftypes.def.
3557 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3558 (mips_builtin_vector_type): New function.
3559 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3560 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3561 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3562 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3564 (mips_build_function_type): New function.
3565 (mips_init_builtins): Use it to create types lazily.
3567 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3569 * config/mips/mips.h (set_volatile): Delete.
3570 * config/mips/mips.c (set_volatile): Delete.
3571 (mips_print_operand_punctuation): New function, split out from
3572 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3573 Use the same character ordering in the code and the comments.
3574 Use a recursive call to handle '*'. Abort on unknown characters.
3575 (mips_init_print_operand_punct): New function, split out from
3577 (mips_print_int_branch_condition): New function, split out from
3578 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3579 to report unexpected codes.
3580 (mips_print_float_branch_condition): New function, split out from
3581 print_operand. Use output_operand_lossage to report unexpected codes.
3582 (print_operand): Rework to use a case statement. Use the
3583 same letter ordering in the code and the comments. Use
3584 output_operand_lossage to report unexpected codes and
3585 reverse_condition to handle inverted branch conditions.
3586 (override_options): Use mips_init_print_operand_punct.
3588 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3590 * config/mips/mips.h: Move variable declarations to end of file and
3591 enclose them all in #ifndef USED_FOR_TARGET.
3592 * config/mips/mips.c: Reorder functions into more logical groups,
3593 and so that callees appear before callers. Put the targetm
3594 initializer at the end of the file. Remove forward static
3595 declarations where possible.
3596 (mips_init_builtins): Add "static" to definition.
3597 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3599 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3601 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3602 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3603 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3604 (mips_set_mips16_mode): Initialize min_anchor_offset and
3605 max_anchor_offset directly to constants.
3607 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3609 * config/mips/mips.c: Delete trailing whitespace.
3611 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3613 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3614 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3616 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3617 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3619 2007-10-18 David Daney <ddaney@avtrex.com>
3621 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3622 reg_offset variable to calculate register locations.
3624 2007-10-18 Richard Guenther <rguenther@suse.de>
3626 * tree-ssa.c (uid_ssaname_map_eq): New function.
3627 (uid_ssaname_map_has): Likewise.
3628 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3629 * tree-flow.h (struct gimple_df): Make default_defs a
3631 * tree-dfa.c (gimple_default_def): Deal with it.
3632 (set_default_def): Likewise.
3634 2007-10-18 Richard Guenther <rguenther@suse.de>
3636 * tree-flow.h (struct gimple_df): Make referenced_vars
3638 (uid_decl_map_eq): Declare.
3639 (uid_decl_map_hash): Likewise.
3640 * tree-ssa.c (uid_decl_map_eq): New function.
3641 (uid_decl_map_hash): Likewise.
3642 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3643 * tree-flow-inline.h (first_referenced_var): Deal with
3644 the referenced_vars representation change.
3645 (next_referenced_var): Likewise.
3646 * tree-dfa.c (referenced_var_lookup): Likewise.
3647 (referenced_var_check_and_insert): Likewise.
3648 (remove_referenced_var): Likewise.
3650 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3652 * config/mips/mips.c (mips_dwarf_register_span): New.
3653 (TARGET_DWARF_REGISTER_SPAN): Define.
3655 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3657 * config.gcc : update score-*-elf(extra_objs).
3658 * config/score/mac.md : Remove.
3659 * config/score/misc.md : Remove.
3660 * config/score/score7.md : Remove.
3661 * config/score/score-mdaux.h : Remove.
3662 * config/score/score-mdaux.c : Remove.
3663 * config/score/score-version.h : Remove.
3664 * config/score/score-generic.md : New.
3665 * config/score/score3.h : New.
3666 * config/score/score3.c : New.
3667 * config/score/score7.h : New.
3668 * config/score/score7.c : New.
3669 * config/score/mul-div.S : add flush_cache score3 support.
3670 * config/score/elf.h : Fix some typos.
3671 * config/score/score.md : merge score3 and score7 pattern.
3672 * config/score/score.c : use to seperate which target it used.
3673 * config/score/score.h : use to seperate the target macro.
3674 * config/score/score.opt : remove -mmac option , add -mscore3,
3675 -mscore3d and -march OPTION support.
3677 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3679 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3680 that the offset of a variable is not greater than the size
3683 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3685 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3686 atmega88p, atmega168p and atmega328p devices.
3687 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3688 (CRT_BINUTILS_SPECS): (Ditto.).
3689 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3691 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3693 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3695 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3696 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3697 (print_insn): Move declaration to ...
3698 * rtl.h (print_insn): ... here.
3700 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3702 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3703 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3704 m68k_sched_branch_type): Move declarations to ...
3705 * config/m68/m68k-protos.h: ... here.
3707 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3709 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3711 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3713 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3714 * config/avr/avr.h (LINK_SPEC): Likewise.
3715 (CRT_BINUTILS_SPECS): Likewsie.
3716 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3718 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3720 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3721 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3722 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3724 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3727 * reg-stack.c (move_for_stack_reg): Swap input argument of
3728 UNSPEC_TAN insn to the top of the stack.
3730 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3733 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3734 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3735 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3736 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3737 immediate shift value.
3738 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3739 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3740 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3741 Remove macros for !__OPTIMIZE__ case.
3743 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3745 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3747 (perform_var_substitution): Only DFS from real nodes. Don't test
3749 (unite_pointer_equivalences): Fix broken test.
3751 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3753 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3754 altivec sp_offset. Rearrange sp_offset assignments to
3755 correspond to stack adjustments. Use frame_reg_rtx for
3756 SPE register restores. Correct SPE stack adjustment.
3758 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3760 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3761 * toplev.c (check_global_declaration_1): Use appropriate warning
3762 option instead of unnamed warning.
3763 * stor-layout.c (layout_decl): Likewise.
3764 * c-typeck.c (build_conditional_expr): Likewise.
3765 (build_compound_expr): Fix wrong comment.
3766 (build_binary_op): Use appropriate warning option instead of
3768 * cfgexpand.c (tree_expand_cfg): Likewise.
3769 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3770 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3771 (execute_warn_function_return): Likewise.
3772 * stmt.c (warn_if_unused_value): Likewise.
3774 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3776 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3777 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3779 (CRT_BINUTILS_SPECS): Likewsie.
3780 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3782 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3785 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3787 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3789 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3790 (fini_dce): Only release them for the fast pass.
3791 (end_ud_dce): Delete.
3792 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3793 Call fini_dce instead of end_ud_dce.
3794 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3795 (run_fast_df_dce): Reset df_in_progress to false on exit.
3797 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3798 Maxim Kuvyrkov <maxim@codesourcery.com>
3800 * target.h (unspec_may_trap_p): New target hook.
3801 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3802 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3804 * targhooks.h (default_unspec_may_trap_p): Declare it.
3805 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3806 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3807 * rtl.h (may_trap_p_1): Declare.
3809 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3810 override default hook implementation.
3811 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3814 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3816 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3817 options enabled by Wextra and mention Wuninitialized.
3819 2007-10-15 Nigel Stephens <nigel@mips.com>
3821 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3823 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3825 PR tree-optimization/33136
3826 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3828 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3830 PR tree-optimization/33735
3831 PR tree-optimization/33572
3832 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3833 2007-10-09's change.
3834 * except.c (duplicate_eh_regions): Don't look for prev_try
3835 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3837 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3840 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3841 __builtin_va_arg_pack-containing call stmt.
3843 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3845 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3848 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3850 PR tree-optimization/33619
3851 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3854 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3856 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3858 2007-10-15 Richard Guenther <rguenther@suse.de>
3860 * fold-const.c (extract_array_ref): Remove.
3861 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3862 generic address expression comparison folding. Remove
3863 the folding that used extract_array_ref.
3865 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3868 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3869 speculation type of insn can be changed before trying to do that.
3871 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3873 * dse.c (struct insn_info): Add 'frame_read' field.
3874 (scan_insn): For the call to a const function, set frame_read if
3875 reload has been run.
3876 If the insn reads the frame, kill the frame related stores.
3877 (scan_reads_nospill): Likewise.
3879 2007-10-14 Jason Merrill <jason@redhat.com>
3881 * tree-eh.c (optimize_double_finally): Don't assume that the
3882 cleanup we're duplicating is only one statement.
3884 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3886 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3887 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3888 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3889 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3890 tree-vect-transform.c: Fix comment typos.
3891 * doc/extend.texi: Fix a typo.
3893 * c-common.h: Remove the prototype for c_expand_body.
3894 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3895 * tree.h: Remove the prototype for fold_build_call_expr.
3897 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3899 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3901 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3903 * config/rs6000/aix53.h: New file.
3904 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3905 (TARGET_ALTIVEC_ABI): Same.
3906 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3907 (TARGET_ALTIVEC_ABI): Delete.
3908 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3909 stanza defaulting to aix5.3.
3911 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3913 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3914 (strmov): Use defined constants.
3915 (cmpstrnsi): Likewise.
3916 * config/i386/i386.c (decide_alg): Use defined constants.
3917 (ix86_expand_strlen): Likewise.
3919 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3921 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3922 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3923 (mode_for_reg_attrs, var_lowpart): New functions.
3924 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3925 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3926 or copy is known, set LOC to the SET that performs the set, instead
3928 (find_src_status, find_src_set_src): Remove LOC parameter.
3929 Replace INSN with the source value.
3930 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3931 handling MO_SET and MO_COPY. Update the calls to find_src_status
3932 and find_src_set_src.
3934 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3937 * config/i386/i386.md (strmov): Check for esi and edi usage.
3938 * config/i386/i386.c (decide_alg): Check whether we can use a
3939 rep prefix and adjust algorithm choice accordingly.
3940 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3942 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3944 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3946 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3948 * global.c (build_insn_chain): Formatting fixes.
3950 2007-10-12 Richard Guenther <rguenther@suse.de>
3952 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3953 combining both operands require either both have single uses
3954 or combining to a constant.
3956 2007-10-12 Richard Guenther <rguenther@suse.de>
3959 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3960 a rhs with side-effects or which is a load.
3961 (forward_propagate_into_cond): Also try combining both operands.
3963 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3965 PR tree-optimization/33742
3966 * tree-vect-transform.c (vectorizable_operation): Return false
3967 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3968 (vectorizable_call): Same for rhs_type and lhs_type.
3970 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3972 PR tree-optimization/33645
3973 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3974 pass it to walk_tree.
3975 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3976 When calling set_is_used on a VAR_DECL, if data is not NULL and
3977 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3978 DECL_INITIAL after clearing the bit in bitmap.
3979 (remove_unused_locals): Adjust mark_all_vars_used callers.
3980 Instead of removing unused global vars from unexpanded_var_list
3981 immediately record them in bitmap, call mark_all_vars_used on
3982 all used global vars from unexpanded_var_list and only purge
3983 global vars that weren't found used even during that step.
3985 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3987 * gthr-posix.h (__gthread_active_init): Create detached instead of
3988 joinable thread when testing whether threads are active on hppa-hpux.
3989 * gthr-posix95.h (__gthread_active_init): Likewise.
3991 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3994 * global.c (build_insn_chain): Include insn that occur between
3997 2007-10-11 Tom Tromey <tromey@redhat.com>
3999 * gengtype-yacc.y: Delete.
4001 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4003 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4004 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4005 function_value_32, function_value_64, function_value_ms_64,
4006 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4007 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4010 2007-10-11 Richard Guenther <rguenther@suse.de>
4012 * gcse.c (hash_scan_set): If the next nonnote insn is in
4013 a different basic block insert the set.
4015 2007-10-11 Richard Guenther <rguenther@suse.de>
4018 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4019 (verify_gimple_expr): Use it to verify pointer-to types for
4022 2007-10-11 Richard Guenther <rguenther@suse.de>
4025 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4026 the array element type.
4028 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4030 PR rtl-optimization/33638
4031 * dse.c (struct insn_info): Remove 'stack_read' field,
4032 add 'stack_pointer_based' field.
4033 (record_store): For a store with non-constant base, record
4034 whether it is stack pointer based.
4035 (scan_insn): For the call to a const function, remove stack
4036 pointer based stores from the list of local active stores.
4037 (scan_reads_nospill): Delete code dealing with const functions.
4039 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4041 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4043 (conflict_p, set_conflict, set_conflicts): Likewise.
4044 * global.c (global_alloc): Likewise.
4045 * ra.h: Update prototypes.
4047 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4049 * opth-gen.awk: Fixed generation of comment stating the origin
4052 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4055 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4056 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4057 and '%}', respectively.
4060 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4061 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4062 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4064 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4068 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4069 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4070 syntax for ASSEMBLER_DIALECT.
4071 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4073 2007-10-10 Revital Eres <eres@il.ibm.com>
4075 * modulo-sched.c (check_nodes_order): Dump the final order of
4077 (get_sched_window): Add dump info.
4078 (calculate_order_params): Dump order params of the nodes.
4080 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4083 * ra-conflict.c (record_one_conflict_between_regnos,
4084 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4085 (global_conflicts): Enhanced incorrect check.
4087 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4089 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4090 if flag_exceptions is not set.
4091 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4092 assemble_name rather than incorrectly emulating it.
4094 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4095 friends are removed from G++.
4097 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4099 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4100 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4101 enabling them is redundant. Don't check two times for
4104 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4106 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4108 (set_conflicts_for_earlyclobber): Likewise.
4109 (global_conflicts): Likewise.
4111 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4113 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4114 and '%}', respectively.
4116 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4118 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4119 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4121 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4124 2007-10-09 Richard Guenther <rguenther@suse.de>
4127 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4128 of referenced structure and component.
4130 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4133 * ra-conflict.c (record_one_conflict_between_regnos,
4134 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4135 (global_conflicts): Removed incorrect check.
4137 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4139 PR tree-optimization/33615
4140 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4141 if the statement might throw. Fix formatting.
4143 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4145 PR tree-optimization/33615
4146 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4147 if the rhs might throw.
4149 2007-10-09 Jan Hubicka <jh@suse.cz>
4151 * invoke.texi (align-threshold, align-loop-iterations): Document.
4152 * final.c: Include cfgloop.h, params.h
4153 (compute_alignments): Dump decisions and compare them with loop
4154 structure; honor given parameters.
4155 (pass_compute_alignments): New dump file.
4156 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4157 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4159 2007-10-09 James E. Wilson <wilson@specifix.com>
4161 PR tree-optimization/33655
4163 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4164 convert it to bitsizetype before size_binop call.
4166 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4168 PR tree-optimization/33572
4169 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4170 the absence of a corresponding edge from the exit block.
4172 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4175 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4177 (sra_build_assignment): Likewise. Set up mask depending on
4178 precision, not type.
4179 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4180 computing bit masks.
4181 (sra_build_elt_assignment): Don't view-convert from signed to
4183 (sra_explode_bitfield_assignment): Use bit-field type if
4184 possible. Use BYTES_BIG_ENDIAN.
4186 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4189 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4190 the original stmt can throw.
4191 (sra_build_bf_assignment): Fix type mismatch when applying negated
4194 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4196 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4197 '#pragma mark' to be executed at preprocessing time.
4199 2007-10-08 Ollie Wild <aaw@google.com>
4201 * varasm.c (compare_constant): Removed call to
4202 lang_hooks.expand_constant.
4203 (copy_constants): Removed call to lang_hooks.expand_constant.
4204 (compute_reloc_for_constant): Removed call to
4205 lang_hooks.expand_constant.
4206 (output_addressed_constants): Removed call to
4207 lang_hooks.expand_constant.
4208 (constructor_static_from_elts_p): Removed call to
4209 lang_hooks.expand_constant.
4210 (output_constant): Removed calls to lang_hooks.expand_constant.
4211 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4212 * langhooks-def.h (lhd_return_tree): Removed.
4213 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4214 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4215 * langhooks.c (lhd_return_tree): Removed.
4217 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4219 * combine.c (setup_incoming_promotions): Ensure that
4220 arguments that have not undergone mode promotions do not
4221 incorrectly get marked as being sign- or zero-extended.
4223 2007-10-08 Richard Guenther <rguenther@suse.de>
4228 * fold-const.c (fold_binary): Use correct types in folding
4229 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4230 and building of RROTATE_EXPR.
4232 2007-10-08 Richard Guenther <rguenther@suse.de>
4237 * fold-const.c (fold_binary): Use the correct types when
4238 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4239 (fold_binary): Use the correct types when folding
4240 (-A) - B to (-B) - A.
4241 (fold_unary): Use the correct types when folding ~(X).
4243 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4245 * doc/invoke.texi (Wall): fix formatting issues.
4247 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4249 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4250 truncated shift counts.
4252 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4254 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4255 syntax for ASSEMBLER_DIALECT.
4256 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4258 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4259 Nathan Froyd <froydnj@codesourcery.com>
4261 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4262 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4264 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4267 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4269 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4270 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4271 the function, temporarily point the debug interface to the null one.
4273 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4275 PR tree-optimization/33655
4277 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4279 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4281 PR tree-optimization/33572
4282 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4283 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4284 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4286 (copy_edges_for_bb): Handle nonlocal label edges.
4287 (make_nonlocal_label_edges): Deleted.
4288 (optimize_inline_calls): Don't call it.
4290 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4292 * gthr-single.h: Revert last change.
4294 2007-10-05 Michael Matz <matz@suse.de>
4297 * lower-subreg.c (decompose_multiword_subregs): Use
4298 validate_unshare_change().
4300 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4302 * ra-conflict.c: Include "sparseset.h".
4303 (conflicts): Change to HOST_WIDEST_FAST_INT.
4304 (allocnos_live): Redefine variable as a sparseset.
4305 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4307 (allocno_row_words): Removed global variable.
4308 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4309 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4310 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4311 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4313 (record_one_conflict): Update uses of allocnos_live to use
4314 the sparseset routines. Use set_conflicts_p.
4315 (mark_reg_store): Likewise.
4316 (set_reg_in_live): Likewise.
4317 (global_conflicts): Update uses of allocnos_live.
4318 Use the new adjacency list to visit an allocno's neighbors
4319 rather than iterating over all possible allocnos.
4320 Call set_conflicts_p to setup conflicts rather than adding
4322 * global.c: Comments updated.
4323 (CONFLICTP): Delete define.
4324 (regno_compare): New function. Add prototype.
4325 (global_alloc): Sort the allocno to regno mapping according to
4326 which basic blocks the regnos are referenced in. Modify the
4327 conflict bit matrix to a compressed triangular bitmatrix.
4328 Only allocate the conflict bit matrix and adjacency lists if
4329 we are actually going to allocate something.
4330 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4331 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4332 allocno's neighbors rather than iterating over all possible allocnos.
4333 (mirror_conflicts): Removed function.
4334 (dump_conflicts): Iterate over regnos rather than allocnos so
4335 that all dump output will be sorted by regno number.
4336 Use the FOR_EACH_CONFLICT macro.
4337 * ra.h: Comments updated.
4338 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4339 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4341 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4342 (adjacency_list_d, adjacency_iterator_d): New types.
4343 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4344 adjacency_iter_next, regno_basic_block): New static inline functions.
4345 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4346 (conflict_p): Add function prototype.
4347 * sparseset.h, sparseset.c: New files.
4348 * Makefile.in (OBJS-common): Add sparseset.o.
4349 (sparseset.o): New rule.
4351 2007-10-05 Richard Guenther <rguenther@suse.de>
4354 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4357 2007-10-05 Michael Matz <matz@suse.de>
4360 * function.c (match_asm_constraints_1): Check for input
4361 being used in the outputs.
4363 2007-10-05 Richard Guenther <rguenther@suse.de>
4365 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4367 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4370 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4371 subset checks. Make the cost of FPR -> FPR moves depend on
4372 mips_mode_ok_for_mov_fmt_p.
4374 2007-10-04 Doug Kwan <dougkwan@google.com>
4376 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4377 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4378 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4379 support of conditional variables.
4380 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4381 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4382 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4383 support of conditional variables.
4384 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4385 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4386 conditional variables.
4387 * gthr.h: Update comments to document new interface.
4389 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4391 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4393 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4395 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4397 2007-10-04 Richard Guenther <rguenther@suse.de>
4400 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4401 does not need to be of INTEGER_TYPE.
4402 (verify_gimple_2): New function split out from ...
4403 (verify_gimple_1): ... here. ICE if there was an error during
4406 2007-10-04 Michael Matz <matz@suse.de>
4408 PR rtl-optimization/33653
4409 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4410 * dse.c (scan_insn): Same.
4412 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4414 * config.gcc: Remove USE_GAS for m68k targets.
4416 2007-10-04 Richard Guenther <rguenther@suse.de>
4418 PR tree-optimization/33627
4419 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4420 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4422 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4423 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4425 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4427 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4428 commands_in_epilogues): Remove variables.
4429 (avr_file_start): Remove unneded initializations of commands_in_file,
4430 commands_in_prologues and commands_in_epilogues variables.
4431 (avr_file_end): Remove dead code.
4433 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4435 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4436 MOTOROLA is to true.
4438 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4441 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4442 (mips_split_doubleword_move): ...this.
4443 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4444 use natural endianness for multi-format FPR values.
4445 (mips_split_64bit_move): Rename to...
4446 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4447 Use move_doubleword_fpr* patterns for moves involving FPRs.
4448 (mips_save_reg): Update the call to mips_split_64bit_move.
4449 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4450 nonzero constant into an FPR if the constant can be forced to memory.
4451 * config/mips/mips.md: Update the splitter calls to
4452 mips_split_64bit_move.
4453 (UNSPEC_LOAD_DF_LOW): Rename to...
4454 (UNSPEC_LOAD_LOW): ...this.
4455 (UNSPEC_LOAD_DF_HIGH): Rename to...
4456 (UNSPEC_LOAD_HIGH): ...this.
4457 (UNSPEC_STORE_DF_HIGH): Rename to...
4458 (UNSPEC_STORE_WORD): ...this.
4459 (SPLITF): New mode iterator.
4460 (HALFMODE): New mode attribute.
4461 (movtf): New expander.
4462 (*movtf_internal): New define_insn_and_split.
4463 (move_doubleword_fpr<mode>): New expander.
4464 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4466 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4467 (mfhc1<mode>): ...these more general patterns.
4469 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4471 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4473 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4475 * gcse.c (hash_scan_set): Insert set in insn before note at
4476 the end of basic block.
4478 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4480 PR tree-optimization/33576
4481 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4482 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4483 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4484 (remove_iv): Declared.
4485 * lambda-code.c (remove_iv): Not static.
4486 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4487 Don't remove ivs there, save ivs in the buffer.
4489 2007-10-03 Jason Merrill <jason@redhat.com>
4492 * tree-eh.c (same_handler_p): New fn.
4493 (optimize_double_finally): New fn.
4494 (refactor_eh_r): New fn.
4495 (refactor_eh): New fn.
4496 (pass_refactor_eh): New pass.
4497 * tree-pass.h: Declare it.
4498 * passes.c (init_optimization_passes): Add it.
4500 2007-10-03 Doug Kwan <dougkwan@google.com>
4501 Richard Guenther <rguenther@suse.de>
4504 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4505 be conservative instead.
4507 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4510 * doc/invoke.texi (-fwhole-program): Document that Fortran
4511 doesn't support this option.
4513 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4516 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4518 2007-10-02 David Daney <ddaney@avtrex.com>
4520 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4521 against constant zero.
4522 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4525 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4527 * ra-conflict.c: New file.
4529 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4530 usage to DF_LIVE usage.
4531 (reload): Remove reference to df_get_live_top.
4532 * rtlanal.c (subreg_nregs_with_regno): New function.
4533 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4534 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4535 (df_has_eh_preds): Removed.
4536 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4537 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4539 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4540 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4541 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4542 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4543 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4544 (global_alloc): Turn off rescanning insns after call to
4545 global_conflicts and added call to set_preferences.
4546 (global_conflicts): Moved to ra-alloc.c.
4547 (set_preferences_1, set_preferences): New function.
4548 (mirror_conflicts): Changed types for various variables.
4549 (mark_elimination): Change DF_RA_LIVE
4550 usage to DF_LIVE usage.
4551 (build_insn_chain): Rewritten from scratch and made local.
4552 (print_insn_chain, print_insn_chains): New functions.
4553 (dump_conflicts): Do not print conflicts for fixed_regs.
4554 (rest_of_handle_global_alloc): Turn off insn rescanning.
4555 * hard-reg-set.h: Fixed comment.
4556 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4557 usage to DF_LIVE usage and delete refs to TOP sets.
4558 (block_alloc): Mark regs as live if they are in the artificial
4559 defs at top of block.
4560 (find_stack_regs): New function.
4561 (rest_of_handle_local_alloc): Changed urec problem to live
4562 problem and do not turn off df rescanning.
4563 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4564 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4565 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4566 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4567 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4568 fields in df_ref_flags. The rest have been renumbered.
4569 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4571 * rtl.h (subreg_nregs_with_regno): New function.
4572 * df-problems.c: (df_get_live_out, df_get_live_in,
4573 df_get_live_top): Removed reference to DF_RA_LIVE.
4574 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4575 df_live_alloc, df_live_reset, df_live_local_finalize,
4576 df_live_free): Make top set only if different from in set.
4577 (df_lr_top_dump, df_live_top_dump): Only print top set if
4578 different from in set.
4579 (df_lr_bb_local_compute): Removed unnecessary check.
4580 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4581 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4582 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4583 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4584 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4585 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4586 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4587 df_urec_add_problem): Removed.
4588 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4590 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4591 * basic_block.h (bb_has_abnormal_pred): New function.
4592 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4593 usage to DF_LIVE usage.
4595 2007-10-02 Revital Eres <eres@il.ibm.com>
4597 * config/rs6000/predicates.md (easy_vector_constant): Return false
4598 for 750CL paired vectors.
4599 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4601 (vec_initv2sf): Add new description.
4602 (vconcatsf): Likewise.
4603 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4604 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4606 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4608 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4609 sinking the last stmt in a BB.
4611 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4614 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4615 (sra_hash_tree): Handle BIT_FIELD_REFs.
4616 (sra_elt_hash): Don't hash bitfld blocks.
4617 (sra_elt_eq): Skip them in parent compares as well. Handle
4619 (build_element_name_1): Handle BIT_FIELD_REFs.
4620 (instantiate_element): Propagate nowarn from parents. Create
4621 BIT_FIELD_REF for variables that are widened by scalarization.
4622 Gimple-zero-initialize all bit-field variables that are not
4623 part of parameters that are going to be scalarized on entry.
4624 (instantiate_missing_elements_1): Return the sra_elt.
4625 (canon_type_for_field): New.
4626 (try_instantiate_multiple_fields): New. Infer widest possible
4627 access mode from decl or member type, but clip it at word
4628 size, and only widen it if a field crosses an alignment boundary.
4629 (instantiate_missing_elements): Use them.
4630 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4631 (scalar_bitfield_p): New.
4632 (sra_build_assignment): Optimize assignments from scalarizable
4633 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
4635 (sra_build_bf_assignment): New. Optimize assignments to
4636 scalarizable BIT_FIELD_REFs.
4637 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4638 assignments to full variables.
4639 (generate_copy_inout): Use the new macros and functions.
4640 (generate_element_copy): Likewise. Handle bitfld differences.
4641 (generate_element_zero): Don't recurse for blocks. Use
4642 sra_build_elt_assignment.
4643 (generate_one_element_init): Take elt instead of var. Use
4644 sra_build_elt_assignment.
4645 (generate_element_init_1): Adjust.
4646 (bitfield_overlap_info): New struct.
4647 (bitfield_overlaps_p): New.
4648 (sra_explode_bitfield_assignment): New. Adjust widened
4649 variables to account for endianness.
4650 (sra_sync_for_bitfield_assignment): New.
4651 (scalarize_use): Re-expand assignment to/from scalarized
4652 BIT_FIELD_REFs. Explode or sync needed members for
4653 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4654 (scalarize_copy): Use REPLDUP.
4655 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
4656 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4658 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4660 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4661 Rename CR_* constants to CMP_*. Fix spacing.
4663 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4666 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4667 to be processed with the special script doc/install.texi2html.
4669 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4671 * doc/invoke.texi (Wall): List the options enabled by Wall.
4672 (Wstrict-aliasing): Add missing @option.
4674 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4676 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4677 rather than gen_lowpart to change a register from DImode to DFmode.
4678 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4679 both FROM and TO are integer modes that are no bigger than 4 bytes.
4680 (mips_mode_ok_for_mov_fmt_p): New function.
4681 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4682 (mips_secondary_reload_class): Tweak formatting and comments.
4683 Use reg_class_subset_p instead of direct comparisons with
4684 classes. Only allow direct FPR<->FPR moves for modes that
4685 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4686 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4687 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4688 (*movdi_64bit): Likewise.
4689 (*movsi_internal): Likewise.
4690 (*movhi_internal): Likewise.
4691 (*movqi_internal): Likewise.
4693 2007-09-30 Diego Novillo <dnovillo@google.com>
4696 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4699 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4701 PR tree-optimization/33597
4702 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4703 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4705 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4707 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4708 instead of variants of (!reload_in_progress && !reload_completed).
4709 (x86_expand_vector_move): Ditto.
4711 2007-09-28 Ollie Wild <aaw@google.com>
4714 2007-09-27 Ollie Wild <aaw@google.com>
4716 * varasm.c (compare_constant): Removed call to
4717 lang_hooks.expand_constant.
4718 (copy_constants): Removed call to lang_hooks.expand_constant.
4719 (compute_reloc_for_constant): Removed call to
4720 lang_hooks.expand_constant.
4721 (output_addressed_constants): Removed call to
4722 lang_hooks.expand_constant.
4723 (constructor_static_from_elts_p): Removed call to
4724 lang_hooks.expand_constant.
4725 (output_constant): Removed calls to lang_hooks.expand_constant.
4726 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4727 * langhooks-def.h (lhd_return_tree): Removed.
4728 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4729 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4730 * langhooks.c (lhd_return_tree): Removed.
4732 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4735 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4736 argument to gen_selb.
4738 2007-09-28 Chao-ying Fu <fu@mips.com>
4740 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4741 * doc/libgcc.texi (Fixed-point fractional library routines):
4742 Fix typos for neg and cmp functions.
4744 2007-09-28 Michael Matz <matz@suse.de>
4746 PR rtl-optimization/33552
4747 * function.c (match_asm_constraints_1): Check for overlap in
4748 inputs and replace all occurences.
4750 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4752 * config/mips/mips.c (override_options): Fix comment typo.
4754 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4756 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4757 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4758 * config/bfin/t-bfin-linux (crti.o): Don't build.
4760 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4761 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4763 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4765 2007-09-27 Ollie Wild <aaw@google.com>
4767 * varasm.c (compare_constant): Removed call to
4768 lang_hooks.expand_constant.
4769 (copy_constants): Removed call to lang_hooks.expand_constant.
4770 (compute_reloc_for_constant): Removed call to
4771 lang_hooks.expand_constant.
4772 (output_addressed_constants): Removed call to
4773 lang_hooks.expand_constant.
4774 (constructor_static_from_elts_p): Removed call to
4775 lang_hooks.expand_constant.
4776 (output_constant): Removed calls to lang_hooks.expand_constant.
4777 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4778 * langhooks-def.h (lhd_return_tree): Removed.
4779 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4780 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4781 * langhooks.c (lhd_return_tree): Removed.
4783 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4786 * expr.c (emit_group_load_1): Split constant double when destination
4787 length is half source length.
4789 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4791 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4792 (mips_cpu_info): Add tune_flags.
4793 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4794 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4796 (override_options): Remove deprecation code. Use branch-likely
4797 instructions for optimize_size or if the tuning flags do not
4798 suggest otherwise. Tweak warning.
4799 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4801 2007-09-27 Matthias Klose <doko@ubuntu.com>
4803 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4804 multilib osdirname if it exists.
4805 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4807 2007-09-27 Ian Lance Taylor <iant@google.com>
4809 PR tree-optimization/33565
4810 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4811 assignments of comparisons.
4812 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4813 parameter. Change caller. Defer overflow warnings around call to
4815 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4816 TREE_NO_WARNING is set on the statement.
4817 * tree-ssa-forwprop.c
4818 (tree_ssa_forward_propagate_single_use_vars): Don't test
4819 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4820 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4822 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4824 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4825 reduce offset by units of 0x10000 for SPE vector modes or modes
4826 used with E500 double instructions.
4828 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4830 * simplify-rtx.c (comparison_result): New.
4831 (simplify_const_relational_operation): Use it instead of the five
4832 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4833 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4834 optimizations. Extract nonzero_address_p optimizations into a
4835 separate "if" together with optimizations where op1 is const0_rtx.
4836 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4837 floating-point arguments too when appropriate. Hoist test for ABS
4838 outside the final switch statement.
4839 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4840 folded_arg0 if we found a constant equivalent. Remove
4841 transformations done in simplify-rtx.c for "op0 RELOP op0".
4843 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4845 * builtins.c (expand_builtin, expand_builtin_object_size,
4846 expand_builtin_memory_chk, maybe_emit_chk_warning,
4847 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4849 * expr.c (expand_expr_real_1): Likewise.
4850 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4851 (lhd_print_error_function): Add third argument.
4852 * langhooks.h (struct diagnostic_info): Add forward decl.
4853 (struct lang_hooks): Add third argument to print_error_function.
4854 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4855 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4857 (diagnostic_report_current_function): Likewise.
4858 * toplev.c (announce_function): Pass NULL as second argument to
4859 diagnostic_set_last_function.
4860 * diagnostic.c (diagnostic_report_current_function): Add second
4861 argument, pass it as third argument to lang_hooks.print_error_function.
4862 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4863 to diagnostic_report_current_function.
4864 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4865 and message.abstract_origin.
4866 (verbatim): Initialize abstract_origin.
4867 * pretty-print.h (text_info): Add abstract_origin field.
4868 * pretty-print.c (pp_base_format): Handle %K.
4869 * langhooks.c (lhd_print_error_function): Add third argument. If
4870 diagnostic->abstract_origin, print virtual backtrace.
4871 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4872 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4873 (init_dynamic_diag_info): Likewise.
4875 2007-09-26 David Daney <ddaney@avtrex.com>
4878 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4879 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4880 sync_old_nand<mode>, sync_new_nand<mode>,
4881 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4882 Update length attributes.
4883 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4884 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4886 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4887 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4888 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4891 2007-09-26 Richard Guenther <rguenther@suse.de>
4893 PR tree-optimization/33563
4894 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4895 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4897 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4898 get_use_of_stmt_lhs.
4900 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4903 * c-common.c (complete_array_type): Diagnose too-large arrays and
4904 set type to error_mark_node.
4906 2007-09-26 Richard Guenther <rguenther@suse.de>
4908 PR tree-optimization/30375
4909 PR tree-optimization/33560
4910 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4914 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4916 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4917 (dse_global_data): Add aggregate_vardecl field.
4918 (dse_possible_dead_store_p): New.
4919 Add prev_defvar variable.
4920 Allow immediate uses and previous immediate uses to differ
4921 if they are setting different parts of the whole.
4922 (get_aggregate_vardecl): New.
4923 (dse_record_partial_aggregate_store): New.
4924 (dse_whole_aggregate_clobbered_p): New.
4925 (dse_partial_kill_p): New.
4926 Call dse_maybe_record_aggregate_store().
4927 When checking whether a STMT and its USE_STMT refer to the
4928 same memory address, check also for partial kills that clobber
4930 Move some variable definitions to the block where they are used.
4931 (aggregate_vardecl_hash): New.
4932 (aggregate_vardecl_eq): New.
4933 (aggregate_vardecl_free): New.
4934 (aggregate_whole_store_p): New.
4935 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4936 Mark which aggregate stores we care about.
4938 2007-09-25 DJ Delorie <dj@redhat.com>
4941 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
4943 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4946 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4947 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4948 for vector int32 -> int64 conversions. Don't write beyond the end
4949 of the allocated vector for int32 -> int64 conversions.
4951 2007-09-25 Revital Eres <eres@il.ibm.com>
4953 * config/rs6000/paired.h (paired_sel): New.
4954 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4955 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4956 when expanding selv2sf.
4957 * config/rs6000/rs6000.h (rs6000_builtins): Add
4958 PAIRED_BUILTIN_SELV2SF4.
4960 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4963 * c-typeck.c (default_conversion): Call require_complete_type
4964 before perform_integral_promotions.
4965 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4966 (build_c_cast): Call require_complete_type except for casts to
4968 (convert_for_assignment): Call require_complete_type.
4970 2007-09-25 Revital Eres <eres@il.ibm.com>
4972 * config/spu/spu.md: Fix doloop pattern.
4974 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4976 * config/bfin/bfin.c (expand_prologue_reg_save,
4977 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4978 and ASTAT moved here...
4979 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4980 ... from here. New argument ALL; callers changed.
4981 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4982 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4983 have the "saveall" attribute.
4985 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4987 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4989 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4990 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4991 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4993 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4994 with REG_P tests before REGNO access.
4996 2007-09-24 DJ Delorie <dj@redhat.com>
4999 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5001 (movqicc_<code>_<mode>): Likewise.
5002 (movhicc_<code>_<mode>): Likewise.
5004 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5007 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5008 register for reload.
5010 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5013 * config/i386/i386.c (ix86_comp_type_attributes): Check
5016 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5018 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5019 "move.l %a4,%a4" to produce nops.
5020 * config/m68k/m68k.c (override_options): Reset align options,
5021 if neccessary align macro isn't avaible.
5023 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5025 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5027 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5029 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5031 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5032 reload is completed.
5033 (peephole pattern): Convert most of them to RTL peephole pattern.
5035 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5037 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5038 (moved from fp compare patterns).
5039 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5040 Cleanup predicates to relieve reload.
5041 (conditional_trap): Reject conditional trap with fp condition.
5042 * config/m68k/predicates.md (fp_src_operand): New, reject
5043 certain constants early.
5045 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5047 * final.c (final_scan_insn): Remove accidentally duplicated code.
5049 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5051 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5052 Allow --with-tune=cell and --with-cpu=cell.
5054 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5056 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5057 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5059 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5061 (TARGET_BUILTIN_RECIPROCAL): Use it.
5062 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5063 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5064 (rs6000_emit_swrsqrtsf): New.
5065 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5067 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5068 (divsf3): Remove swdiv support.
5071 (rsqrt_internal1): New.
5072 (divdf3): Remove swdiv support.
5075 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5078 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5080 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5081 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5082 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5083 lang_hooks.type.type_hash_eq in addition to generic tests.
5085 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5086 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5088 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5089 reflect the cost per call to a target specific builtin.
5090 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5091 call to a target specific builtin, then use target_builtin_call_cost.
5092 (init_inline_once): Initialize target_builtin_call_cost field.
5094 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5097 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5100 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5102 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5103 * configure: Regenerated.
5105 2007-09-23 Ollie Wild <aaw@google.com>
5107 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5109 (get_pointer_modulus_and_residue): New function.
5111 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5113 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5114 combine an SC return value into a single register.
5116 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5118 * opth-gen.awk (target_flags_explicit): Declare.
5119 * toplev.h (target_flags_explicit): Delete declaration.
5120 * toplev.c (target_flags): Likewise.
5121 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5122 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5123 Never return true for TARGET_MIPS16.
5124 * config/mips/mips.c (mips_llsc): Delete.
5125 (mips_handle_option): Remove -mllsc handling.
5126 (mips_strip_unspec_address): Tweak comment.
5127 * config/mips/mips.opt (mllsc): Use a target mask.
5129 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5131 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5132 word_mode as well as Pmode.
5134 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5136 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5137 parameters from word_mode to the subword type if such a truncation
5140 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5142 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5143 * configure: Regenerated.
5145 2007-09-23 Jan Hubicka <jh@suse.cz>
5147 * params.def (INLINE_CALL_COST): Set to 12.
5148 * invoke.texi (inline-call-cost): Update default value.
5150 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5152 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5154 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5155 Revital Eres <eres@il.ibm.com>
5157 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5158 checks whether the count_reg is found outside the control part.
5160 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5162 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5163 instead of checking CALL_EXPR_FN directly to test for builtins.
5164 If error or warning attributes are present, print
5165 error resp. warning.
5166 * c-common.c (handle_error_attribute): New function.
5167 (c_common_attribute_table): Add error and warning
5169 * doc/extend.texi: Document error and warning attributes.
5171 * tree.h (block_nonartificial_location): New prototype.
5172 * tree.c (block_nonartificial_location): New function.
5173 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5174 if artificial attribute is present on abstract inline decl.
5175 * c-common.c (handle_artificial_attribute): New function.
5176 (c_common_attribute_table): Add artificial attribute.
5177 * final.c (override_filename, override_linenum): New variables.
5178 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5179 and override_linenum if inside of a block inlined from
5180 __attribute__((__artificial__)) function.
5181 (notice_source_line): Honor override_filename and override_linenum.
5182 * doc/extend.texi: Document __attribute__((__artificial__)).
5183 * config/i386/emmintrin.h: Add __artificial__ attribute to
5184 all __always_inline__ functions.
5185 * config/i386/mmintrin.h: Likewise.
5186 * config/i386/tmmintrin.h: Likewise.
5187 * config/i386/mm3dnow.h: Likewise.
5188 * config/i386/pmmintrin.h: Likewise.
5189 * config/i386/ammintrin.h: Likewise.
5190 * config/i386/xmmintrin.h: Likewise.
5191 * config/i386/smmintrin.h: Likewise.
5192 * config/i386/bmmintrin.h: Likewise.
5193 * config/i386/mmintrin-common.h: Likewise.
5196 * expr.c (expand_constructor): New function.
5197 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5198 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5201 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5203 * config/mips/mips.c (dump_constants_1): Generalize to include
5204 fractional and accumulator modes.
5206 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5208 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5209 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5211 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5212 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5214 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5216 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5218 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5219 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5221 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5222 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5223 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5225 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5227 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5228 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5229 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5231 2007-09-22 Jason Merrill <jason@redhat.com>
5234 * attribs.c (lookup_attribute_spec): Split out...
5235 (decl_attributes): From here.
5236 * tree.h: Declare it.
5238 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5240 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5242 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5244 * tree-inline.c (remap_type_1): Correctly chain variants.
5246 2007-09-22 Richard Guenther <rguenther@suse.de>
5248 PR tree-optimization/33146
5249 * fold-const.c (fold_binary): Use the original tree for negating.
5250 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5251 also changes "sign".
5253 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5256 * except.c (finish_eh_generation): Call commit_edge_insertions if
5257 there are insns queued on the entry edge.
5258 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5261 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5263 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5265 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5267 * config/i386/i386.c: Delete trailing whitespace.
5268 * config/i386/i386.h: Ditto.
5269 * config/i386/bmmintrin.h: Ditto.
5270 * config/i386/sync.md: Ditto.
5271 * config/i386/ppro.md: Ditto.
5272 * config/i386/mmx.md: Ditto.
5273 * config/i386/constraints.md: Ditto.
5274 * config/i386/sse.md: Ditto.
5275 * config/i386/athlon.md: Ditto.
5276 * config/i386/i386.md: Ditto.
5278 2007-09-21 Richard Guenther <rguenther@suse.de>
5280 PR tree-optimization/33508
5281 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5282 quadratic loop by keeping a bitmap of variables we have
5283 to clobber all subvariables for.
5284 (set_initial_properties): Likewise.
5286 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5288 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5290 2007-09-20 Nigel Stephens <nigel@mips.com>
5291 Chao-ying Fu <fu@mips.com>
5293 * c-decl.c (finish_declspecs): When _Sat is used without
5294 _Fract or _Accum, set the default type to cts_fract.
5295 This avoids a warning of "type defaults to int".
5297 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5299 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5300 bit-fields wider than one bit.
5302 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5305 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5307 * dbxout.c (dbxout_type): Likewise.
5311 * gimplify.c (gimplify_vla_decl): New function.
5312 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5314 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5316 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5318 * doc/invoke.texi (-minterlink-mips16): Document.
5319 * config/mips/mips.opt (minterlink-mips16): New option.
5320 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5323 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5325 * doc/extend.texi (Attribute Syntax): Remove old speculative
5328 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5330 * combine.c: Include cgraph.h.
5331 (setup_incoming_promotions): Rework to allow more aggressive
5332 elimination of sign extensions when all call sites of the
5333 current function are known to lie within the current unit.
5335 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5337 * dse.c (find_shift_sequence): No-op rework of control flow.
5339 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5341 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5342 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5344 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5346 * cfgexpand.c (dump_stack_var_partition): Use the correct
5347 index for the offset.
5349 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5351 * config/mips/sde.h: Switch to GPLv3.
5353 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5355 * tree-sra.c (decide_block_copy): Decide if there are groups.
5357 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5359 * config/m68k/m68k.c (output_move_himode): Remove jump table
5361 config/m68k/m68k.md (lea): Likewise.
5362 * config/m68k/m68k.c (print_operand_address): Use simple pc
5363 relative addressing.
5365 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5367 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5368 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5370 (asm_insn_count): Pass template as second argument to it.
5371 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5372 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5373 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5374 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5375 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5376 (sh_insn_length_adjustment): Pass template as second argument to it.
5377 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5379 * config/bfin/bfin.md (define_asm_attributes): New.
5381 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5383 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5385 * config/bfin/print-sysroot-suffix.sh: New.
5386 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5387 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5388 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5389 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5390 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5391 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5392 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5393 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5394 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5395 (linux-sysroot-suffix.h): New target.
5396 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5397 (mspecld-anomaly): Likewise.
5398 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5399 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5400 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5401 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5402 (bfin_si_revision): Declare.
5403 (bfin_workarounds): Declare.
5404 (WA_SPECULATIVE_LOADS): Define.
5405 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5406 (WA_SPECULATIVE_SYNCS): Define.
5407 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5408 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5409 (LIB_SPEC): Add %s to the linker scripts.
5410 Use proper linker script for bf522, bf525, bf527,
5411 bf538, bf539, bf542, bf544, bf548, and bf549.
5412 * config/bfin/bfin.c (bfin_si_revision): Define.
5413 (bfin_workarounds): Define.
5414 (struct bfin_cpu): New.
5416 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5417 (override_options): Set bfin_workarounds.
5418 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5419 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5420 ENABLE_WA_SPECULATIVE_LOADS.
5421 (bfin_reorg): Likewise.
5422 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5423 macros for bf522, bf525, bf527, bf538, bf539,
5424 bf542, bf544, bf548, and bf549.
5425 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5426 Don't define __ID_SHARED_LIB__ when -msep-data.
5427 (TARGET_DEFAULT): Define as 0.
5428 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5429 * doc/invoke.texi (Blackfin Options): Document silicon
5430 revision part of -mcpu option and it now accepts bf522, bf525,
5431 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5433 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5435 * alias.c (memory_modified_1): Deconstify.
5436 (memory_modified_in_insn_p): Don't use const_note_stores.
5437 * rtl.h (const_note_stores): Delete.
5438 * rtlanal.c (const_note_stores): Likewise.
5440 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5442 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5445 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5449 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5450 (addsi_small_int): Likewise.
5451 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5452 (one_cmplsi2): Likewise.
5454 (enter_func): Expand insn using hard_frame_pointer_rtx and
5457 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5458 hard_frame_pointer_rtx instead of using REGNO() check.
5459 Properly sign extend GEN_INT() argument.
5461 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5463 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5465 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5466 alternatives with just jcc.
5467 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5468 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5469 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5470 dbge_hi, dbge_si): Likewise.
5472 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5474 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5475 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5476 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5477 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5478 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5480 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5482 * config/m68k/m68k-devices.def (51qe): New device.
5483 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5484 to all uses of FL_FOR_isa_c for compatibility.
5485 (all_microarchs): Add cfv1 microarchitecture.
5486 (m68k_handle_option): Handle m51qe option.
5487 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5488 (TUNE_CFV1): New macro.
5489 (enum uarch_type): Add ucfv1.
5490 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5492 2007-09-18 Richard Guenther <rguenther@suse.de>
5494 PR tree-optimization/31863
5495 * tree-ssa-structalias.c (create_variable_info_for): Always
5496 free the fieldstack.
5498 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5500 * opts.c (decode_options): Enable vectorization under -O3.
5502 2007-09-18 Richard Guenther <rguenther@suse.de>
5504 PR tree-optimization/33340
5505 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5506 SSA_NAMEs that occur in abnormal PHI nodes.
5508 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5510 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5511 Don't use const_get_call_expr_in.
5512 * tree-gimple.c (const_get_call_expr_in): Delete.
5513 * tree-gimple.h (const_get_call_expr_in): Likewise.
5515 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5517 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5518 not yet have a basic block.
5519 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5521 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5523 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5524 to both ".section"s.
5526 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5528 * config/mips/mips.c (mips_output_mi_thunk): Use
5529 mips_function_ok_for_sibcall and const_call_insn_operand
5530 to determine if a direct sibcall is allowed. Use
5531 mips_classify_symbol to determine a global pointer is needed.
5533 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5535 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5537 2007-09-17 Chao-ying Fu <fu@mips.com>
5538 Nigel Stephens <nigel@mips.com>
5540 * config/fixed-bit.h: New file.
5541 * config/fixed-bit.c: New file.
5542 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5544 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5546 * c-format.h (format_kind_info): Add alloc_char field.
5547 * c-format.c (scanf_flag_specs): Add 'm'.
5548 (scanf_flag_pairs): Add 'a', 'm' pair.
5549 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5550 (format_types_orig): Add alloc_char fields.
5551 (check_format_info_main): Rename aflag to alloc_flag.
5552 Handle fki->alloc_char. modifier after width and before length
5553 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5554 length modifiers as well.
5555 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5558 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5559 returned by build_call_expr.
5561 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5563 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5564 NULL for variable-sized records too.
5565 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5567 2007-09-17 Tom Tromey <tromey@redhat.com>
5569 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5570 (c_builtin_function): Likewise.
5571 (grokdeclarator): Likewise.
5573 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5575 PR rtl-optimization/26449
5576 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5577 (seq_insns_valid_p): Removed.
5579 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5581 * tree-nomudflap.c (gate_mudflap): New static function.
5582 (pass_mudflap_1): Use it as gate function.
5583 (pass_mudflap_2): Likewise.
5585 2007-09-17 Jan Hubicka <jh@suse.cz>
5589 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5591 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5593 PR tree-optimization/33319
5594 * tree-vect-analyze.c (vect_same_range_drs): New.
5595 (vect_vfa_range_equal): New.
5596 (vect_is_duplicate_ddr): Removed.
5597 (vect_mark_for_runtime_alias_test): Do not perform marking when
5598 optimizing for size or max_param for alias checking is zero.
5599 Move the function before vect_analyze_data_ref_dependence.
5600 (vect_analyze_data_ref_dependence): Add call to
5601 vect_mark_for_runtime_alias_test in two cases when dependence
5603 (vect_analyze_data_ref_dependences): Do not call to
5604 vect_mark_for_runtime_alias_test.
5605 (vect_prune_runtime_alias_test_list): New.
5606 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5607 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5608 Update vec_outside_cost.
5609 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5610 (vect_create_cond_for_alias_checks): Build the base address of data
5611 reference from DR_GROUP_FIRST_DR.
5612 (vect_loop_versioning): New.
5613 (vect_transform_loop): Add a call to vect_loop_versioning.
5614 Remove factored out code.
5616 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5619 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5622 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5624 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5625 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5626 Fix the call to insn_rtx_cost. Skip access sizes that require a
5627 real truncation of the store register. Use convert_move instead
5628 of gen_lowpart when narrowing the result.
5629 (replace_read): Use convert_move instead of gen_lowpart when
5630 narrowing the store rhs.
5632 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5634 * config/mips/mips.md (SHORT): Fix long line.
5635 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5636 to QImode and HImode.
5638 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5640 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5642 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5644 * tree-parloops.c: New file.
5645 * tree-ssa-operands.h (free_stmt_operands): Declare.
5646 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5648 * tree-pass.h (pass_parallelize_loops): Declare.
5649 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5651 (build_omp_regions_1): Allow analysing just a single OMP region and
5653 ( build_omp_regions_root, omp_expand_local): New functions.
5654 (build_omp_regions): Add argument to build_omp_regions_1 call.
5655 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5656 autoparallelization is run.
5657 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5658 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5659 pass_parallelize_loops): New.
5660 * common.opt (ftree-parallelize-loops): New.
5661 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5662 parallelize_loops): Declare.
5663 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5664 * Makefile.in (tree-parloops.o): Added.
5665 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5667 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5668 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5669 one extra edge as well.
5670 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5671 Use VEC_free to free doms vector.
5672 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5673 operands. Recompute operand caches in the new function.
5674 (move_sese_region_to_fn): Update loop info.
5675 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5676 * tree-ssa-operands.c (free_stmt_operands): New function.
5678 * doc/passes.texi: Document autoparallelization.
5679 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5681 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5684 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5687 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5689 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5690 the VEC is not NULL.
5691 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5692 get_vectype_for_scalar_type succeeded.
5693 (vectorizable_conversion): Likewise.
5695 2007-09-14 Jan Hubicka <jh@suse.cz>
5697 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5700 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5703 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5704 register when operands[2] equals operands[1].
5705 (remainderxf3): Ditto.
5707 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5708 Nigel Stephens <nigel@mips.com>
5710 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5711 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5712 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
5713 (_Unwind_ForcedUnwind): Likewise.
5714 (_Unwind_Resume): Likewise.
5715 (_Unwind_Resume_or_Rethrow): Likewise.
5716 (_Unwind_Backtrace): Likewise.
5717 (_Unwind_SjLj_RaiseException): Likewise.
5718 (_Unwind_SjLj_ForcedUnwind): Likewise.
5719 (_Unwind_SjLj_Resume): Likewise.
5720 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5721 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5723 (_Unwind_ForcedUnwind): Likewise.
5724 (_Unwind_Resume): Likewise.
5725 (_Unwind_Resume_or_Rethrow): Likewise.
5726 (_Unwind_Backtrace): Likewise.
5727 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5728 (_Unwind_ForcedUnwind): Likewise.
5729 (_Unwind_RaiseException): Likewise.
5730 (_Unwind_Resume): Likewise.
5731 (_Unwind_Resume_or_Rethrow): Likewise.
5733 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5734 nomips16 mode when IN_LIBGCC2 with hard float.
5736 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5738 * config/mips/sdemtk.opt: Update to GPLv3.
5739 * config/mips/sdemtk.h: Likewise.
5741 2007-09-14 Nigel Stephens <nigel@mips.com>
5743 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5744 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5745 for mipsisa32-*-linux*.
5747 2007-09-14 Nigel Stephens <nigel@mips.com>
5748 David Ung <davidu@mips.com>
5749 Thiemo Seufer <ths@mips.com>
5750 Richard Sandiford <richard@codesourcery.com>
5752 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5753 * configure.ac: Add a mipssde threading type.
5754 * configure: Regenerate.
5755 * config/mips/sdemtk.h: New file.
5756 * config/mips/t-sdemtk: Likewise.
5757 * config/mips/sdemtk.opt: Likewise.
5758 * gthr-mipssde.h: Likewise.
5759 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5760 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5761 (MIPS_ICACHE_SYNC): New macro, split from ...
5762 * config/mips/mips.md (clear_cache): ...here.
5763 * config/mips/mips.c (mips_save_reg_p): Check
5764 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5765 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5766 (build_mips16_call_stub): Likewise.
5768 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5770 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5772 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5775 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5776 current_frame_info.n_local_regs. Don't return emitted local regs.
5777 (ia64_compute_frame_size): Improve unwind hack to put
5778 RP, PFS, FP in that order by allowing some of the registers
5779 been already emitted, as long as they are emitted to the
5782 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5784 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5785 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5786 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5788 2007-09-13 Eric Christopher <echristo@apple.com>
5789 Kenneth Zadeck <zadeck@naturalbridge.com>
5791 * dse.c (find_shift_sequence): New function.
5792 (replace_read): Add case to remove read if it requires shift.
5793 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5795 2007-09-13 Tom Tromey <tromey@redhat.com>
5797 * c-common.c (fname_as_string): Update.
5798 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5799 (c_lex_one_token): Update. Add 'parser' argument.
5800 (c_parser_simple_asm_expr): Update.
5801 (c_parser_attributes): Update.
5802 (c_parser_asm_statement): Update.
5803 (c_parser_asm_operands): Update.
5804 (c_parser_peek_token): Update.
5805 (c_parser_peek_2nd_token): Update.
5806 * c-lex.c (c_lex_string_translate): Remove.
5807 (c_lex_return_raw_strings): Likewise.
5808 (c_lex_with_flags): Added 'lex_flags' argument.
5809 (lex_string): Added 'translate' argument.
5810 * c-pragma.h (c_lex_with_flags): Update.
5811 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5812 (C_LEX_STRING_NO_TRANSLATE): New define.
5813 (C_LEX_RAW_STRINGS): Likewise.
5815 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5818 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5819 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5820 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5821 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5822 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5823 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5824 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5825 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5826 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5827 (bdesc_1arg): Add __builtin_bfin_ones.
5828 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5829 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5830 and __builtin_bfin_csqu_fr16.
5831 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5832 (ones): New define_insn.
5833 (ssaddhi3_parts): New define_insn.
5834 (sssubhi3_parts): New define_insn.
5835 (flag_mulhi_parts): New define_insn.
5837 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5839 * common.opt (femit-class-debug-always): Turn off by default.
5841 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5843 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5844 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5846 2007-09-13 James E. Wilson <wilson@specifix.com>
5848 PR tree-optimization/33389
5849 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5850 then set build_loads before returning.
5852 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5853 David Ung <davidu@mips.com>
5855 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5856 {d}addiu and a negative immediate such that it works with MIPS16
5859 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5862 * configure.ac (ld_vers): Support Linux linker.
5863 * configure: Regenerated.
5865 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5866 Sandra Loosemore <sandra@codesourcery.com>
5868 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5869 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5870 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5871 nomips16 into decl attributes.
5872 (TARGET_INSERT_ATTRIBUTES): Override.
5873 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5874 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5875 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5876 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5877 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5878 (mips_use_mips16_mode_p): Reimplement as a function that takes
5879 a decl and considers only decl attributes. If the decl is nested
5880 function, use its parent attributes.
5881 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5882 instead of SYMBOL_REF_MIPS16_FUNC_P.
5883 (mips_set_mips16_mode): Move call to sorry here from old
5884 mips_use_mips16_mode_p.
5885 (mflip_mips16_entry): New structure.
5886 (mflip_mips16_htab): New variable.
5887 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5888 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5889 (mips_merge_decl_attributes): New function.
5890 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5891 Use mips_use_mips16_mode_p.
5892 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5893 SYMBOL_REF_MIPS16_FUNC_P.
5894 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5896 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5898 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5900 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5903 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5905 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5906 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5907 Tony Linthicum <tony.linthicum@amd.com>
5909 * tree.h (function_args_iterator): New type to iterate over
5911 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5912 function arguments providing a pointer to the argument.
5913 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5914 function arguments providing the argument.
5915 (function_args_iter_init): Inline function to initialize
5916 function_args_iterator.
5917 (function_args_iter_cond_ptr): Inline function to return the next
5918 pointer to hold the argument.
5919 (function_args_iter_cond): Inline function to return the next
5921 (function_args_iter_cond_next): Advance the function args iterator.
5922 (stdarg_p): New function, return true if variable argument function.
5923 (prototype_p): New function, return true if function is prototyped.
5924 (function_args_count): New function, count the number of arguments
5927 * tree.c (stdarg_p): New function, return true if variable
5929 (prototype_p): New function, return true if function is prototyped.
5931 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5932 (TARGET_ROUND): New macro for the round/ptest instructions which
5933 are shared between SSE4.1 and SSE5.
5934 (OPTION_MASK_ISA_ROUND): Ditto.
5935 (OPTION_ISA_ROUND): Ditto.
5936 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5937 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5939 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5940 (-mfused-madd): New switch to give users control over whether the
5941 compiler optimizes to use the multiply/add SSE5 instructions.
5943 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5944 m_ATHLON_K8_AMDFAM10, and change all uses.
5945 (enum pta_flags): Add PTA_SSE5.
5946 (ix86_handle_option): Turn off 3dnow if -msse5.
5947 (override_options): Add SSE5 support.
5948 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5950 (ix86_expand_sse_movcc): Add SSE5 support.
5951 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5952 vector type to the next largest size.
5953 (ix86_expand_sse5_pack): New function to use pperm to pack a
5954 vector type to the next smallest size.
5955 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5956 (IX86_BUILTIN_FMADDSD): Ditto.
5957 (IX86_BUILTIN_FMADDPS): Ditto.
5958 (IX86_BUILTIN_FMADDPD): Ditto.
5959 (IX86_BUILTIN_FMSUBSS): Ditto.
5960 (IX86_BUILTIN_FMSUBSD): Ditto.
5961 (IX86_BUILTIN_FMSUBPS): Ditto.
5962 (IX86_BUILTIN_FMSUBPD): Ditto.
5963 (IX86_BUILTIN_FNMADDSS): Ditto.
5964 (IX86_BUILTIN_FNMADDSD): Ditto.
5965 (IX86_BUILTIN_FNMADDPS): Ditto.
5966 (IX86_BUILTIN_FNMADDPD): Ditto.
5967 (IX86_BUILTIN_FNMSUBSS): Ditto.
5968 (IX86_BUILTIN_FNMSUBSD): Ditto.
5969 (IX86_BUILTIN_FNMSUBPS): Ditto.
5970 (IX86_BUILTIN_FNMSUBPD): Ditto.
5971 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5972 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5973 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5974 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5975 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5976 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5977 (IX86_BUILTIN_PPERM): Ditto.
5978 (IX86_BUILTIN_PERMPS): Ditto.
5979 (IX86_BUILTIN_PERMPD): Ditto.
5980 (IX86_BUILTIN_PMACSSWW): Ditto.
5981 (IX86_BUILTIN_PMACSWW): Ditto.
5982 (IX86_BUILTIN_PMACSSWD): Ditto.
5983 (IX86_BUILTIN_PMACSWD): Ditto.
5984 (IX86_BUILTIN_PMACSSDD): Ditto.
5985 (IX86_BUILTIN_PMACSDD): Ditto.
5986 (IX86_BUILTIN_PMACSSDQL): Ditto.
5987 (IX86_BUILTIN_PMACSSDQH): Ditto.
5988 (IX86_BUILTIN_PMACSDQL): Ditto.
5989 (IX86_BUILTIN_PMACSDQH): Ditto.
5990 (IX86_BUILTIN_PMADCSSWD): Ditto.
5991 (IX86_BUILTIN_PMADCSWD): Ditto.
5992 (IX86_BUILTIN_PHADDBW): Ditto.
5993 (IX86_BUILTIN_PHADDBD): Ditto.
5994 (IX86_BUILTIN_PHADDBQ): Ditto.
5995 (IX86_BUILTIN_PHADDWD): Ditto.
5996 (IX86_BUILTIN_PHADDWQ): Ditto.
5997 (IX86_BUILTIN_PHADDDQ): Ditto.
5998 (IX86_BUILTIN_PHADDUBW): Ditto.
5999 (IX86_BUILTIN_PHADDUBD): Ditto.
6000 (IX86_BUILTIN_PHADDUBQ): Ditto.
6001 (IX86_BUILTIN_PHADDUWD): Ditto.
6002 (IX86_BUILTIN_PHADDUWQ): Ditto.
6003 (IX86_BUILTIN_PHADDUDQ): Ditto.
6004 (IX86_BUILTIN_PHSUBBW): Ditto.
6005 (IX86_BUILTIN_PHSUBWD): Ditto.
6006 (IX86_BUILTIN_PHSUBDQ): Ditto.
6007 (IX86_BUILTIN_PROTB): Ditto.
6008 (IX86_BUILTIN_PROTW): Ditto.
6009 (IX86_BUILTIN_PROTD): Ditto.
6010 (IX86_BUILTIN_PROTQ): Ditto.
6011 (IX86_BUILTIN_PROTB_IMM): Ditto.
6012 (IX86_BUILTIN_PROTW_IMM): Ditto.
6013 (IX86_BUILTIN_PROTD_IMM): Ditto.
6014 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6015 (IX86_BUILTIN_PSHLB): Ditto.
6016 (IX86_BUILTIN_PSHLW): Ditto.
6017 (IX86_BUILTIN_PSHLD): Ditto.
6018 (IX86_BUILTIN_PSHLQ): Ditto.
6019 (IX86_BUILTIN_PSHAB): Ditto.
6020 (IX86_BUILTIN_PSHAW): Ditto.
6021 (IX86_BUILTIN_PSHAD): Ditto.
6022 (IX86_BUILTIN_PSHAQ): Ditto.
6023 (IX86_BUILTIN_FRCZSS): Ditto.
6024 (IX86_BUILTIN_FRCZSD): Ditto.
6025 (IX86_BUILTIN_FRCZPS): Ditto.
6026 (IX86_BUILTIN_FRCZPD): Ditto.
6027 (IX86_BUILTIN_CVTPH2PS): Ditto.
6028 (IX86_BUILTIN_CVTPS2PH): Ditto.
6029 (IX86_BUILTIN_COMEQSS): Ditto.
6030 (IX86_BUILTIN_COMNESS): Ditto.
6031 (IX86_BUILTIN_COMLTSS): Ditto.
6032 (IX86_BUILTIN_COMLESS): Ditto.
6033 (IX86_BUILTIN_COMGTSS): Ditto.
6034 (IX86_BUILTIN_COMGESS): Ditto.
6035 (IX86_BUILTIN_COMUEQSS): Ditto.
6036 (IX86_BUILTIN_COMUNESS): Ditto.
6037 (IX86_BUILTIN_COMULTSS): Ditto.
6038 (IX86_BUILTIN_COMULESS): Ditto.
6039 (IX86_BUILTIN_COMUGTSS): Ditto.
6040 (IX86_BUILTIN_COMUGESS): Ditto.
6041 (IX86_BUILTIN_COMORDSS): Ditto.
6042 (IX86_BUILTIN_COMUNORDSS): Ditto.
6043 (IX86_BUILTIN_COMFALSESS): Ditto.
6044 (IX86_BUILTIN_COMTRUESS): Ditto.
6045 (IX86_BUILTIN_COMEQSD): Ditto.
6046 (IX86_BUILTIN_COMNESD): Ditto.
6047 (IX86_BUILTIN_COMLTSD): Ditto.
6048 (IX86_BUILTIN_COMLESD): Ditto.
6049 (IX86_BUILTIN_COMGTSD): Ditto.
6050 (IX86_BUILTIN_COMGESD): Ditto.
6051 (IX86_BUILTIN_COMUEQSD): Ditto.
6052 (IX86_BUILTIN_COMUNESD): Ditto.
6053 (IX86_BUILTIN_COMULTSD): Ditto.
6054 (IX86_BUILTIN_COMULESD): Ditto.
6055 (IX86_BUILTIN_COMUGTSD): Ditto.
6056 (IX86_BUILTIN_COMUGESD): Ditto.
6057 (IX86_BUILTIN_COMORDSD): Ditto.
6058 (IX86_BUILTIN_COMUNORDSD): Ditto.
6059 (IX86_BUILTIN_COMFALSESD): Ditto.
6060 (IX86_BUILTIN_COMTRUESD): Ditto.
6061 (IX86_BUILTIN_COMEQPS): Ditto.
6062 (IX86_BUILTIN_COMNEPS): Ditto.
6063 (IX86_BUILTIN_COMLTPS): Ditto.
6064 (IX86_BUILTIN_COMLEPS): Ditto.
6065 (IX86_BUILTIN_COMGTPS): Ditto.
6066 (IX86_BUILTIN_COMGEPS): Ditto.
6067 (IX86_BUILTIN_COMUEQPS): Ditto.
6068 (IX86_BUILTIN_COMUNEPS): Ditto.
6069 (IX86_BUILTIN_COMULTPS): Ditto.
6070 (IX86_BUILTIN_COMULEPS): Ditto.
6071 (IX86_BUILTIN_COMUGTPS): Ditto.
6072 (IX86_BUILTIN_COMUGEPS): Ditto.
6073 (IX86_BUILTIN_COMORDPS): Ditto.
6074 (IX86_BUILTIN_COMUNORDPS): Ditto.
6075 (IX86_BUILTIN_COMFALSEPS): Ditto.
6076 (IX86_BUILTIN_COMTRUEPS): Ditto.
6077 (IX86_BUILTIN_COMEQPD): Ditto.
6078 (IX86_BUILTIN_COMNEPD): Ditto.
6079 (IX86_BUILTIN_COMLTPD): Ditto.
6080 (IX86_BUILTIN_COMLEPD): Ditto.
6081 (IX86_BUILTIN_COMGTPD): Ditto.
6082 (IX86_BUILTIN_COMGEPD): Ditto.
6083 (IX86_BUILTIN_COMUEQPD): Ditto.
6084 (IX86_BUILTIN_COMUNEPD): Ditto.
6085 (IX86_BUILTIN_COMULTPD): Ditto.
6086 (IX86_BUILTIN_COMULEPD): Ditto.
6087 (IX86_BUILTIN_COMUGTPD): Ditto.
6088 (IX86_BUILTIN_COMUGEPD): Ditto.
6089 (IX86_BUILTIN_COMORDPD): Ditto.
6090 (IX86_BUILTIN_COMUNORDPD): Ditto.
6091 (IX86_BUILTIN_COMFALSEPD): Ditto.
6092 (IX86_BUILTIN_COMTRUEPD): Ditto.
6093 (IX86_BUILTIN_PCOMEQUB): Ditto.
6094 (IX86_BUILTIN_PCOMNEUB): Ditto.
6095 (IX86_BUILTIN_PCOMLTUB): Ditto.
6096 (IX86_BUILTIN_PCOMLEUB): Ditto.
6097 (IX86_BUILTIN_PCOMGTUB): Ditto.
6098 (IX86_BUILTIN_PCOMGEUB): Ditto.
6099 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6100 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6101 (IX86_BUILTIN_PCOMEQUW): Ditto.
6102 (IX86_BUILTIN_PCOMNEUW): Ditto.
6103 (IX86_BUILTIN_PCOMLTUW): Ditto.
6104 (IX86_BUILTIN_PCOMLEUW): Ditto.
6105 (IX86_BUILTIN_PCOMGTUW): Ditto.
6106 (IX86_BUILTIN_PCOMGEUW): Ditto.
6107 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6108 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6109 (IX86_BUILTIN_PCOMEQUD): Ditto.
6110 (IX86_BUILTIN_PCOMNEUD): Ditto.
6111 (IX86_BUILTIN_PCOMLTUD): Ditto.
6112 (IX86_BUILTIN_PCOMLEUD): Ditto.
6113 (IX86_BUILTIN_PCOMGTUD): Ditto.
6114 (IX86_BUILTIN_PCOMGEUD): Ditto.
6115 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6116 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6117 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6118 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6119 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6120 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6121 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6122 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6123 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6124 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6125 (IX86_BUILTIN_PCOMEQB): Ditto.
6126 (IX86_BUILTIN_PCOMNEB): Ditto.
6127 (IX86_BUILTIN_PCOMLTB): Ditto.
6128 (IX86_BUILTIN_PCOMLEB): Ditto.
6129 (IX86_BUILTIN_PCOMGTB): Ditto.
6130 (IX86_BUILTIN_PCOMGEB): Ditto.
6131 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6132 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6133 (IX86_BUILTIN_PCOMEQW): Ditto.
6134 (IX86_BUILTIN_PCOMNEW): Ditto.
6135 (IX86_BUILTIN_PCOMLTW): Ditto.
6136 (IX86_BUILTIN_PCOMLEW): Ditto.
6137 (IX86_BUILTIN_PCOMGTW): Ditto.
6138 (IX86_BUILTIN_PCOMGEW): Ditto.
6139 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6140 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6141 (IX86_BUILTIN_PCOMEQD): Ditto.
6142 (IX86_BUILTIN_PCOMNED): Ditto.
6143 (IX86_BUILTIN_PCOMLTD): Ditto.
6144 (IX86_BUILTIN_PCOMLED): Ditto.
6145 (IX86_BUILTIN_PCOMGTD): Ditto.
6146 (IX86_BUILTIN_PCOMGED): Ditto.
6147 (IX86_BUILTIN_PCOMFALSED): Ditto.
6148 (IX86_BUILTIN_PCOMTRUED): Ditto.
6149 (IX86_BUILTIN_PCOMEQQ): Ditto.
6150 (IX86_BUILTIN_PCOMNEQ): Ditto.
6151 (IX86_BUILTIN_PCOMLTQ): Ditto.
6152 (IX86_BUILTIN_PCOMLEQ): Ditto.
6153 (IX86_BUILTIN_PCOMGTQ): Ditto.
6154 (IX86_BUILTIN_PCOMGEQ): Ditto.
6155 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6156 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6157 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6158 OPTION_MASK_ISA_ROUND for instructions that are shared between
6160 (bdesc_2arg): Ditto.
6161 (bdesc_sse_3arg): Ditto.
6162 (enum multi_arg_type): New enum for describing the various SSE5
6163 intrinsic argument types.
6164 (bdesc_multi_arg): New table for SSE5 intrinsics.
6165 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6166 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6168 (ix86_expand_builtin): Add SSE5 intrinsic support.
6169 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6170 operand instructions.
6171 (ix86_expand_sse5_multiple_memory): New function to split the
6172 second memory reference from SSE5 instructions.
6173 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6174 (ix86_return_pops_args): Use stdarg_p to determine if the function
6175 has variable arguments.
6176 (ix86_setup_incoming_varargs): Ditto.
6177 (x86_this_parameter): Ditto.
6179 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6181 (ix86_expand_sse5_pack): Ditto.
6182 (ix86_sse5_valid_op_p): Ditto.
6183 (ix86_expand_sse5_multiple_memory): Ditto.
6185 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6186 constant for SSE5 support.
6187 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6188 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6189 (UNSPEC_SSE5_PERMUTE): Ditto.
6190 (UNSPEC_SSE5_ASHIFT): Ditto.
6191 (UNSPEC_SSE5_LSHIFT): Ditto.
6192 (UNSPEC_FRCZ): Ditto.
6193 (UNSPEC_CVTPH2PS): Ditto.
6194 (UNSPEC_CVTPS2PH): Ditto.
6195 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6197 (COM_FALSE_S): Ditto.
6198 (COM_FALSE_P): Ditto.
6199 (COM_TRUE_S): Ditto.
6200 (COM_TRUE_P): Ditto.
6201 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6202 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6204 (memory attribute): Ditto.
6205 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6206 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6207 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6208 (floor<mode>2): Ditto.
6209 (ceil<mode>2): Ditto.
6210 (btrunc<mode>2): Ditto.
6211 (nearbyintdf2): Ditto.
6212 (nearbyintsf2): Ditto.
6213 (sse_setccsf): Disable if SSE5.
6214 (sse_setccdf): Ditto.
6215 (sse5_setcc<mode>): New support for SSE5 conditional move.
6216 (sse5_pcmov_<mode>): Ditto.
6218 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6220 (SSEMODEF2P): Ditto.
6221 (ssemodesuffixf4): New mode attribute for SSE5.
6222 (ssemodesuffixf2s): Ditto.
6223 (ssemodesuffixf2c): Ditto.
6224 (sserotatemax): Ditto.
6225 (ssescalarmode): Ditto.
6226 (sse_maskcmpv4sf3): Disable if SSE5.
6227 (sse_maskcmpv2df3): Ditto.
6228 (sse_vmmaskcmpv4sf3): Ditto.
6229 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6231 (sse5_vmfmadd<mode>4): Ditto.
6232 (sse5_fmsub<mode>4): Ditto.
6233 (sse5_vmfmsub<mode>4): Ditto.
6234 (sse5_fnmadd<mode>4): Ditto.
6235 (sse5_vmfnmadd<mode>4): Ditto.
6236 (sse5_fnmsub<mode>4): Ditto.
6237 (sse5_vmfnmsub<mode>4): Ditto.
6238 (sse5i_fmadd<mode>4): Ditto.
6239 (sse5i_fmsub<mode>4): Ditto.
6240 (sse5i_fnmadd<mode>4): Ditto.
6241 (sse5i_fnmsub<mode>4): Ditto.
6242 (sse5i_vmfmadd<mode>4): Ditto.
6243 (sse5i_vmfmsub<mode>4): Ditto.
6244 (sse5i_vmfnmadd<mode>4): Ditto.
6245 (sse5i_vmfnmsub<mode>4): Ditto.
6246 (mulv16qi3): Add SSE5 support.
6248 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6249 (sse2_mulv4si3): Disable if SSE5.
6250 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6251 (sse4_1_roundps): Ditto.
6252 (sse4_1_roundsd): Ditto.
6253 (sse4_1_roundss): Ditto.
6254 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6256 (sse_maskcmpsf3): Ditto.
6257 (sse_vmmaskcmpv4sf3): Ditto.
6258 (sse2_maskcmpv2df3): Ditto.
6259 (sse2_maskcmpdf3): Ditto.
6260 (sse2_vmmaskcmpv2df3): Ditto.
6261 (sse2_eq<mode>3): Ditto.
6262 (sse2_gt<mode>3): Ditto.
6263 (sse5_pcmov_<mode>): Add SSE5 support.
6264 (vec_unpacku_hi_v16qi): Ditto.
6265 (vec_unpacks_hi_v16qi): Ditto.
6266 (vec_unpacku_lo_v16qi): Ditto.
6267 (vec_unpacks_lo_v16qi): Ditto.
6268 (vec_unpacku_hi_v8hi): Ditto.
6269 (vec_unpacks_hi_v8hi): Ditto.
6270 (vec_unpacku_lo_v8hi): Ditto.
6271 (vec_unpacks_lo_v8hi): Ditto.
6272 (vec_unpacku_hi_v4si): Ditto.
6273 (vec_unpacks_hi_v4si): Ditto.
6274 (vec_unpacku_lo_v4si): Ditto.
6275 (vec_unpacks_lo_v4si): Ditto.
6276 (sse5_pmacsww): New SSE5 intrinsic insn.
6277 (sse5_pmacssww): Ditto.
6278 (sse5_pmacsdd): Ditto.
6279 (sse5_pmacssdd): Ditto.
6280 (sse5_pmacssdql): Ditto.
6281 (sse5_pmacssdqh): Ditto.
6282 (sse5_pmacsdqh): Ditto.
6283 (sse5_pmacsswd): Ditto.
6284 (sse5_pmacswd): Ditto.
6285 (sse5_pmadcsswd): Ditto.
6286 (sse5_pmadcswd): Ditto.
6287 (sse5_pcmov_<move>): Conditional move support on SSE5.
6288 (sse5_phaddbw): New SSE5 intrinsic insn.
6289 (sse5_phaddbd): Ditto.
6290 (sse5_phaddbq): Ditto.
6291 (sse5_phaddwd): Ditto.
6292 (sse5_phaddwq): Ditto.
6293 (sse5_phadddq): Ditto.
6294 (sse5_phaddubw): Ditto.
6295 (sse5_phaddubd): Ditto.
6296 (sse5_phaddubq): Ditto.
6297 (sse5_phadduwd): Ditto.
6298 (sse5_phadduwq): Ditto.
6299 (sse5_phaddudq): Ditto.
6300 (sse5_phsubbw): Ditto.
6301 (sse5_phsubwd): Ditto.
6302 (sse5_phsubdq): Ditto.
6303 (sse5_pperm): Ditto.
6304 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6305 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6306 (sse5_pperm_sign_v8hi_v4si): Ditto.
6307 (sse5_pperm_zero_v8hi_v4si): Ditto.
6308 (sse5_pperm_sign_v4si_v2di): Ditto.
6309 (sse5_pperm_sign_v4si_v2di): Ditto.
6310 (sse5_pperm_pack_v2di_v4si): Ditto.
6311 (sse5_pperm_pack_v4si_v8hi): Ditto.
6312 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6313 (sse5_perm<mode>): New SSE5 intrinsic insn.
6314 (rotl<mode>3): Ditto.
6315 (sse5_rotl<mode>3): Ditto.
6316 (sse5_ashl<mode>3): Ditto.
6317 (sse5_lshl<mode>3): Ditto.
6318 (sse5_frcz<mode>2): Ditto.
6319 (sse5s_frcz<mode>2): Ditto.
6320 (sse5_cvtph2ps): Ditto.
6321 (sse5_cvtps2ph): Ditto.
6322 (sse5_vmmaskcmp<mode>3): Ditto.
6323 (sse5_com_tf<mode>3): Ditto.
6324 (sse5_maskcmp<mode>3): Ditto.
6325 (sse5_maskcmp_uns<mode>3): Ditto.
6326 (sse5_maskcmp_uns2<mode>3): Ditto.
6327 (sse5_pcom_tf<mode>3): Ditto.
6329 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6331 (sse5_comparison_float_operator): New predicate to match the
6332 comparison operators supported by the SSE5 com instruction.
6333 (ix86_comparison_int_operator): New predicate to match just the
6334 signed int comparisons.
6335 (ix86_comparison_uns_operator): New predicate to match just the
6336 unsigned int comparisons.
6338 * doc/invoke.texi (-msse5): Add documentation.
6339 (-mfused-madd): Ditto.
6341 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6343 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6345 (x86_64-*-*): Ditto.
6347 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6349 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6350 intrinisics for SSE5.
6352 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6355 * config/i386/mmintrin-common.h: New file, to contain common
6356 instructions between SSE4.1 and SSE5.
6358 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6359 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6360 (gen_regparm_prefix): Ditto.
6362 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6363 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6364 prototype_p to determine if a function is prototyped.
6366 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6368 * config/dfp-bit.c (dfp_conversion_exception): New function.
6369 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6370 (DFP_TO_INT): Ditto.
6371 (INT_TO_DFP): Ditto.
6372 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6374 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6377 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6378 before sp restoration even when total_size is 0, but
6379 frame_pointer_needed.
6381 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6383 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6384 (xtensa_copy_incoming_a7): Use start_sequence instead of
6385 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6386 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6387 of the saveregs sequence.
6389 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6391 * c-tree.h (grokfield): Add a "tree *" argument.
6392 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6393 Chain nested decl attributes to it. Don't call decl_attributes here.
6394 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6395 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6396 (grokfield): Take a pointer to the decl's attributes and pass
6397 it to grokdeclarator.
6398 * c-parser.c (c_parser_struct_declaration): Update the calls to
6399 grokfield. Call decl_attributes for anonymous struct and union
6402 2007-09-12 Jan Hubicka <jh@suse.cz>
6404 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6406 2007-09-12 Ira Rosen <irar@il.ibm.com>
6408 PR tree-optimization/32377
6409 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6410 between positive and negative dependence distance using DDR_REVERSED_P.
6412 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6414 PR tree-optimization/33373
6415 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6416 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6418 2007-09-12 Jan Hubicka <jh@suse.cz>
6421 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6422 Disable for !SSE_MATH
6424 2007-09-12 Christian Bruel <christian.bruel@st.com>
6426 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6427 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6429 2007-09-12 Ira Rosen <irar@il.ibm.com>
6431 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6432 for oprnd1 if not required.
6433 (vectorizable_operation): Use scalar operand in SLP in case of
6434 shift with scalar argument.
6436 2007-09-12 Ira Rosen <irar@il.ibm.com>
6438 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6441 2007-09-11 James E. Wilson <wilson@specifix.com>
6443 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6444 TARGET_UNWIND_INFO is defined.
6445 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6448 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6450 * config/sh/sh.c (calc_live_regs): Use
6451 current_function_saves_all_registers instead of
6452 current_function_has_nonlocal_label.
6453 (sh_allocate_initial_value): Likewise.
6454 (sh_get_pr_initial_val): Likewise.
6455 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6456 * config/sh/sh.md (load_ra): Likewise.
6458 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6460 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6463 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6464 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6466 2007-09-12 Sa Liu <saliu@de.ibm.com>
6468 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6469 operands to DFmode GE or LE compares.
6471 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6473 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6474 REG_CLASS_NAMES): Add P0REGS.
6475 (REGNO_REG_CLASS): Return it where appropriate.
6476 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6477 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6478 * doc/md.texi (Blackfin family): Document 'q' constraints.
6480 2007-09-11 Steve Kenton <skenton@ou.edu>
6482 * pa/linux-unwind.h: Guard with inhibit_libc.
6483 * pa/hpux-unwind.h: Likewise.
6485 2007-09-11 David Daney <ddaney@avtrex.com>
6487 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6488 * doc/install.texi: Document new --with-llsc and --without-llsc
6490 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6491 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6492 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6494 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6495 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6496 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6497 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6498 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6499 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6500 * config/mips/mips.opt (mllsc): New option.
6501 * config/mips/mips.c (mips_llsc): Define variable.
6502 (mips_handle_option): Handle mllsc option.
6503 (override_options): Set mips_print_operand_punct for '|' and '-'.
6504 (print_operand): Add new %| and %- operand codes.
6505 * config/mips/mips.h (mips_llsc_setting): New enum type.
6506 (mips_llsc): Declare.
6507 (OPTION_DEFAULT_SPECS): Add llsc handling.
6508 (GENERATE_SYNC): New macro.
6509 (GENERATE_LL_SC): New macro.
6510 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6511 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6512 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6513 in %| and %- operand codes.
6515 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6517 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6518 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6520 2007-09-11 Jason Merrill <jason@redhat.com>
6523 * stor-layout.c (layout_decl): Do pack variable size fields.
6525 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6527 * config/m68k/predicates.md (movsi_const0_operand,
6528 non_symbolic_call_operand): New predicates.
6530 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6532 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6533 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6534 CW, CZ, CS, Ap and Ac.
6536 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6537 (constraints.md): New include.
6538 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6539 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6540 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6542 (pushdi): Add split.
6543 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6544 attributes. Split tstsi_internal_68020_cf from it.
6545 (tstsi_internal_68020_cf): New pattern.
6546 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6547 (tst<mode>_cf): Specify attributea.
6548 (cmpsi_cf): Name pattern. Specify attributes.
6549 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6550 (pushexthisi_const): Fix to use alternatives. Specify
6552 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6553 from it. Fix to use alternatives. Specify attributes.
6554 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6555 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6557 (movsf_cf_soft): Specify attributes.
6558 (movdf_cf_soft): Add split.
6559 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6560 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6561 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6562 (truncdfsf2_68881): Name pattern. Specify attributes.
6563 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6564 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6565 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6567 (addsi3_5200): Fix to use alternatives. Specify attributes.
6569 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6570 (subsi3): Add alternative for subq.l. Specify attributes.
6571 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6572 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6574 (umulhisi3): Specify attributes.
6575 (mulhisisi3_z): Name pattern. Specify attributes.
6576 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6577 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6578 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6579 bsetmemqi): Specify attributes.
6580 (bsetmemqi_ext): Name pattern. Specify attributes.
6581 (bclrmemqi): Specify attributes.
6582 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6583 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6585 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6586 pattern. Specify attributes.
6587 (jump): Specify attributes.
6588 (tablejump_internal): Name pattern. Specify attributes.
6589 (call_value): Split into non_symbolic_call_value,
6590 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6591 alternatives. Specify attributes.
6592 (non_symbolic_call_value, symbolic_call_value_jsr,
6593 symbolic_call_value_bsr): New patterns.
6594 (nop, return, unlink, indirect_jump): Specify attributes.
6595 (trap): Fix condition. Specify attributes.
6598 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6599 (override_options): Initialize it. Initialize m68k_sched_cpu.
6600 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6601 (const_method): Make global, rename to m68k_const_method.
6602 (const_int_cost, output_move_const_into_data_reg): Update.
6603 (output_move_double): Parametrize to emit rtl code, rename to
6605 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6606 emit_movsi): New static functions.
6607 (output_move_double): New function with semantics of old
6609 (m68k_emit_move_double): New function.
6610 (m68k_sched_cpu): New variable.
6611 (attr_op_type): New enum.
6612 (sched_guess_p): New variable.
6613 (sched_address_type, sched_operand_type, sched_attr_op_type):
6614 New static functions.
6615 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6616 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6617 (sched_branch_type): New static variable.
6618 (m68k_sched_branch_type): New function.
6619 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6620 (m68k_symbolic_call_var): Declare.
6621 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6622 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6623 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6624 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6627 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6629 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6630 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6631 error if __builtin_va_arg_pack_len () wasn't optimized out during
6633 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6634 with the number of inline's anonymous arguments.
6635 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6637 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6639 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
6641 2007-09-11 Jan Hubicka <jh@suse.cz>
6643 * config/i386/i386.h (ix86_tune_indices): Add
6644 X86_TUNE_INTER_UNIT_CONVERSIONS.
6645 (TARGET_INTER_UNIT_CONVERSIONS): New.
6646 * config/i386/i386.md (floatsi expanders): Remove redundant check
6647 for SImode source; offload to memory when asked for.
6648 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6649 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6651 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6652 floatsidf2_mixed_memory, floatsidf2_sse_memory
6653 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6654 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6656 2007-09-11 Jan Hubicka <jh@suse.cz>
6658 * toplev.c (process_options): all frontends now do unit-at-a-time.
6659 * cgraphunit.c: update comments.
6660 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6661 * c-decl.c (finish_function): use cgraph_add_new_function.
6662 * function.c (expand_function_end): We are always unit-at-a-time.
6664 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6666 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6667 settings for MIPS16.
6668 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6670 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6672 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6673 SYMBOL_FORCE_TO_MEM constants.
6674 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6675 (mips16_rewrite_pool_refs_info): New structure.
6676 (mips16_rewrite_pool_constant): New function, split out from...
6677 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6678 mips16_rewrite_pool_refs_info structure rather than a pointer
6679 to a constant pool. Force force_to_mem_operands into memory.
6680 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6681 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6682 * config/mips/constraints.md (kf): New constraint.
6683 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6684 (*movsi_mips16): Likewise.
6686 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6687 Nigel Stephens <nigel@mips.com>
6688 David Ung <davidu@mips.com>
6690 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6691 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6692 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6693 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6694 (mips_zero_extend_cost): New functions.
6695 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6696 Use the new functions. Tweak many cost estimates, both here
6697 and in the new subroutines. Return false when the cost of the
6698 operands has not been calculated. Check for *clear_upper32.
6699 Check for floating-point multiply-add, reciprocal and rsqrt
6700 patterns. Handle comparison and rotation codes.
6702 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6704 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6706 * config/i386/i386.c (get_dllimport_decl): Don't strip
6709 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6712 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6713 declarations to top.
6714 (DFP_TO_BFP): Use for either XFmode or TFmode.
6715 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6717 * config/dfp-bit.h: Include float.h.
6718 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6719 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6720 which doesn't mean the same thing.
6721 (BFP_KIND): Use 4 to mean TFmode.
6722 (BFP_FMT): Specify the number of decimal digits based on the
6723 number of mantissa digits.
6724 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6725 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6726 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6727 (TFtype): Define if TFmode is supported.
6728 * doc/libgcc.texi (Decimal float library routines): Document
6729 TF conversion functions.
6731 2007-09-10 Chao-ying Fu <fu@mips.com>
6733 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6734 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6735 (mips_emit_compare): Process fixed-point modes.
6736 (mips_pad_arg_upward): Support fixed-point types.
6737 (override_options): Allow fixed-point modes in accumulators.
6738 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6739 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6740 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6741 (mips_scalar_mode_supported_p): New function to accept fixed-point
6742 modes if the width is not greater than two BITS_PER_WORD.
6743 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6744 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6745 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6746 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6747 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6749 ("IMODE"): New mode attribute.
6750 (mips-fixed.md): Include.
6751 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6753 * config/mips/mips-fixed.md: New file.
6755 2007-09-11 Ben Elliston <bje@au.ibm.com>
6757 * config/spu/spu.md: Formatting fixes.
6759 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6761 * config/dfp-bit.c (dfp_unary_func): Delete.
6762 (dfp_unary_op): Delete.
6763 (dfp_binary_op): Use decFloat functions instead of decNumber
6764 functions for binary operations.
6765 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6766 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6768 (dfp_compare_op): Use decFloat functions insteadof decNumber
6769 functions for comparisons.
6770 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6771 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6773 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6774 call to dxx_binary_op and decFloat function.
6775 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6776 calls to dxx_binary_op and decFloat function.
6777 * config/dfp-bit.h: Include decFloat header files.
6778 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6779 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6780 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6781 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6783 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6784 Jan Sjodin <jan.sjodin@amd.com>
6786 * tree-vect-analyze.c (vect_analyze_operations): Change
6787 comparison of loop iterations with threshold to less than
6788 or equal to instead of less than. Reduce
6789 min_scalar_loop_bound by one.
6790 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6791 Change prologue and epilogue iterations estimate to vf/2,
6792 when unknown at compile-time. Change versioning guard
6793 cost to taken_branch_cost. If peeling for alignment is
6794 unknown at compile-time, change peel guard costs to one
6795 taken branch and one not-taken branch per peeled loop.
6796 If peeling for alignment is known but number of scalar loop
6797 iterations is unknown at compile-time, change peel guard
6798 costs to one taken branch per peeled loop. Change the cost
6799 model equation to consider vector iterations as the loop
6800 iterations less the prologue and epilogue iterations.
6801 Change outside vector cost check to less than or equal to
6802 zero instead of equal to zero.
6803 (vect_do_peeling_for_loop_bound): Reduce
6804 min_scalar_loop_bound by one.
6805 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6806 TARG_COND_NOT_TAKEN_BRANCH_COST.
6807 * config/i386/i386.h (processor_costs): Add
6808 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6809 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6810 vec_align_load_cost, vect_unalign_load_cost,
6811 vec_store_cost, cond_taken_branch_cost,
6812 cond_not_taken_branch_cost.
6813 Define macros for x86 costs.
6814 * config/i386/i386.c:
6815 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6816 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6817 scalar_to_vec_cost, vec_align_load_cost,
6818 vect_unalign_load_cost, vec_store_cost,
6819 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6820 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6821 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6822 core2_cost, generic64_cost, generic32_cost): Set to default
6824 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6825 (x86_builtin_vectorization_cost): New.
6827 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6828 Ben Elliston <bje@au.ibm.com>
6830 * dfp.c: Include decimal128Local.h;
6831 (dfp_byte_swap): Remove.
6832 (encode_decimal32, decode_decimal32): Don't handle endianness.
6833 (encode_decimal64, decode_decimal64): Ditto.
6834 (encode_decimal128, decode_decimal128): Ditto.
6835 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6837 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6839 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6840 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6842 2007-09-10 David Daney <ddaney@avtrex.com>
6844 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6846 (memory_barrier): Rewrote as an insn that clobbers memory.
6848 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6850 * config/mips/mips.c (mips_global_pointer): Check
6851 call_really_used_regs instead of call_used_regs.
6852 (mips_save_reg_p): Likewise. Save all call-saved registers
6853 if current_function_saves_all_registers. Fix indentation.
6854 No longer treat $18 as a special case.
6855 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6857 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6859 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6860 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6861 the introductory comment.
6862 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6863 (override_options): Don't test for it.
6864 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6865 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6866 * config/mips/vr.h: As for config/mips/sde.h.
6868 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6869 Revital Eres <eres@il.ibm.com>
6871 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6872 (struct ddg): Define.
6873 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6874 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6875 * config/spu/spu.c: Include ddg.h.
6876 (TARGET_SCHED_SMS_RES_MII): Define.
6877 (spu_sms_res_mii): New function to calculate mii.
6878 * modulo-sched (res_MII): Use it.
6879 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6881 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6883 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6884 pool entries since they might hold values that must not be shared.
6886 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6889 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6890 Use 'N' operand constraint for op2.
6891 (lshr<mode>3): Ditto.
6892 (ashl<mode>3): Ditto.
6893 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6894 (vec_shr_<mode>): Ditto.
6895 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6896 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6898 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6900 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6901 Change mode macro in the last real_2expN parameter to uppercase.
6903 2007-09-10 Michael Matz <matz@suse.de>
6905 * tree-pass.h (pass_cselim): Declare new pass.
6906 * passes.c (init_optimization_passes): Link in pass_cselim.
6907 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6908 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6909 cond_store_replacement.
6910 (condstoretemp): New static variable.
6911 (cond_store_replacement): New function.
6912 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6913 tree_ssa_phiopt_worker.
6914 (struct name_to_bb): New.
6915 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6916 nt_init_block, nt_fini_block): New static functions.
6917 (seen_ssa_names, nontrap_set): New static variables.
6918 (gate_cselim, pass_cselim): Define new pass.
6919 * common.opt (ftree-cselim): New flag.
6920 * toplev.c (process_options): Set flag_tree_cselim if required.
6922 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6924 * simplify-rtx.c (simplify_relational_operation_1): For recent
6925 canonicalization, don't recurse if op1 equals both PLUS arguments.
6927 2007-09-09 David Daney <ddaney@avtrex.com>
6929 * optabs.c (expand_sync_operation): Use plus insn if minus
6931 (expand_sync_fetch_operation): Ditto.
6933 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6935 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6937 (*floatsisf2_sse_vector): Likewise.
6939 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6941 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6943 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6945 * config/i386/i386.h (ix86_tune_indices): Rename
6946 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6947 (TARGET_USE_VECTOR_CONVERTS): Updated.
6948 * config/i386/i386.c: Likewise.
6950 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6951 Nigel Stephens <nigel@mips.com>
6953 * doc/invoke.texi (Overall Options): Add .sx file extension
6954 as a synonym for .S.
6955 * cppspec.c (known_suffixes): Likewise.
6956 * gcc.c (default_compilers): Likewise.
6958 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6961 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6962 * simplify-rtx.c (simplify_relational_operation_1): Add the
6963 canonicalization from i386.h.
6964 * doc/md.texi (Canonicalization of Instructions): Document it.
6966 2007-09-09 Jan Hubicka <jh@suse.cz>
6967 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6969 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6970 (TARGET_USE_VECTOR_CONVERTS): New.
6971 * config/i386/i386.md: New post-reload splitters for converting
6972 SF to DF and DF to SF.
6973 (floatsi* expander): Special case vector conversions.
6974 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6975 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6976 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6977 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6978 Disable when doing vector converts.
6979 (floatsi<mode>2_i387): Disable when
6980 * config/i386/sse.md (vec_dupv2df): Export.
6981 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
6983 2007-09-09 Richard Guenther <rguenther@suse.de>
6985 * tree-ssa-operands.c (add_virtual_operand): Only mark
6986 stores as has_volatile_ops if alias information is not available.
6988 2007-09-09 Revital Eres <eres@il.ibm.com>
6990 * doc/contrib.texi: Add myself.
6992 2007-09-09 Ira Rosen <irar@il.ibm.com>
6994 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6995 stmt_vinfo_set_outside_of_loop_cost): New functions.
6996 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6997 (vect_model_simple_cost): Call
6998 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6999 field instead of calling vect_get_cost_fields.
7000 (vect_model_store_cost, vect_model_load_cost): Likewise.
7002 2007-09-09 Revital Eres <eres@il.ibm.com>
7004 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7005 declaration to bdesc_paired_preds variable.
7006 (paired_expand_builtin): Likewise.
7008 2007-09-09 Revital Eres <eres@il.ibm.com>
7010 * dbgcnt.def (sms_sched_loop): New counter.
7011 * modulo-sched.c: Use sms_sched_loop instead of
7012 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7013 perform swing modulo scheduling on. Include dbgcnt.h.
7014 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7015 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7017 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7019 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7020 Substitute all uses with ...
7021 (MODEF): New mode iterator.
7023 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7024 from pre-regalloc define_insn_and_split splitter pattern.
7025 (*fix_trunc<mode>_i387_1): Ditto.
7026 (*fistdi2_1): Ditto.
7027 (*fist<mode>2_1): Ditto.
7028 (frndintxf2_floor): Ditto.
7029 (*fist<mode>2_floor_1): Ditto.
7030 (frndintxf2_ceil): Ditto.
7031 (*fist<mode>2_ceil_1): Ditto.
7032 (frndintxf2_trunc): Ditto.
7033 (frndintxf2_mask_pm): Ditto.
7035 (prologue): Use (const_int 0) as never generated filler insn.
7037 (sibcall_epilogue): Ditto.
7038 (eh_return_si): Ditto.
7039 (eh_return_di): Ditto.
7041 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7042 using MODEF mode iterator.
7043 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7044 using MODEF mode iterator.
7045 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7046 using MODEF mode iterator.
7047 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7048 Macroize expander using MODEF mode iterator.
7050 (zero_extendsidi2): Remove operand constraints from expander.
7051 (smuldi3_highpart): Ditto.
7052 (indirect_jump): Ditto.
7055 * config/i386/sse.md (storentv4sf): Ditto.
7056 (storentv2df): Ditto.
7057 (storentv2di): Ditto.
7059 (sse2_cvtpd2ps): Ditto.
7060 (vec_interleave_highv16qi): Ditto.
7061 (vec_interleave_lowv16qi): Ditto.
7062 (vec_interleave_highv8hi): Ditto.
7063 (vec_interleave_lowv8hi): Ditto.
7064 (vec_interleave_highv4si): Ditto.
7065 (vec_interleave_lowv4si): Ditto.
7066 (vec_interleave_highv2di): Ditto.
7067 (vec_interleave_lowv2di): Ditto.
7068 (sse2_maskmovdqu): Ditto.
7069 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7071 2007-09-09 Ira Rosen <irar@il.ibm.com>
7073 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7074 (struct _slp_tree, struct _slp_instance): Define new data structures
7075 along macros for their access.
7076 (struct _loop_vec_info): Define new fields: strided_stores,
7077 slp_instances, and slp_unrolling_factor along macros for their access.
7078 (enum slp_vect_type): New.
7079 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7081 (STMT_VINFO_STRIDED_ACCESS): New macro.
7082 (vect_free_slp_tree): Declare.
7083 (vectorizable_load): Add an argument of type slp_tree.
7084 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7085 vectorizable_assignment): Likewise.
7086 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7087 Declare (make extern).
7088 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7089 (new_loop_vec_info): Likewise.
7090 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7091 * tree-vect-analyze.c: Include recog.h.
7092 (vect_update_slp_costs_according_to_vf): New.
7093 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7094 functions. For not pure SLP stmts with strided access check that the
7095 group size is power of 2. Update the vectorization factor according to
7096 SLP. Call vect_update_slp_costs_according_to_vf.
7097 (vect_analyze_group_access): New.
7098 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7099 (vect_free_slp_tree): New functions.
7100 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7101 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7102 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7103 vect_detect_hybrid_slp): Likewise.
7104 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7105 and vect_detect_hybrid_slp.
7106 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7107 SLP costs into account.
7108 (vect_get_cost_fields): New function.
7109 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7111 (vect_model_store_cost, vect_model_load_cost): Likewise.
7112 (vect_get_constant_vectors): New function.
7113 (vect_get_slp_vect_defs, vect_get_slp_defs,
7114 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7115 vect_get_vec_defs): Likewise.
7116 (vectorizable_reduction): Don't handle SLP for now.
7117 (vectorizable_call): Don't handle SLP for now. Add argument to
7118 vect_model_simple_cost.
7119 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7120 get SLPed and vectorized defs). Fix indentation and spacing.
7121 (vectorizable_assignment): Handle SLP.
7122 (vectorizable_induction): Don't handle SLP for now.
7123 (vectorizable_operation): Likewise.
7124 (vectorizable_type_demotion): Add argument to
7125 vect_model_simple_cost.
7126 (vectorizable_type_promotion): Likewise.
7127 (vectorizable_store, vectorizable_load): Handle SLP.
7128 (vectorizable_condition): Don't handle SLP for now.
7129 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7130 no SLP transformation required for unsupported cases. Add SLP
7131 argument for supported cases.
7132 (vect_remove_stores): New function.
7133 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7134 (vect_transform_loop): Schedule SLP instances.
7135 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7137 2007-09-09 Andrew Haley <aph@redhat.com>
7139 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7142 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7144 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7145 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7146 Similar for what label_refs can go in the JUMP_TARGET field. Split
7147 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7148 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7149 REG_LABEL when replacing an operand with a LABEL_REF for a
7151 (subst_reloads): When replacing a LABEL_REG with a register,
7152 instead of generating a REG_LABEL note, assert that there already
7153 is one or that the label is a known target for the insn.
7154 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7155 note, check the JUMP_LABEL field. Remove "else" after return.
7156 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7157 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7158 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7159 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7160 insns. Iterate over all notes; don't assume there's only one.
7161 * cse.c (recorded_label_ref): Adjust comment to refer to
7163 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7164 insns, not just NONJUMP_INSN_P.
7165 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7166 isn't a jump target.
7167 * jump.c (rebuild_jump_labels): Adjust head comment.
7168 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7169 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7170 (mark_all_labels): For JUMP_P insns without a target, check if the
7171 the target is noted on the previous nonjump insn.
7172 (mark_jump_label_1): New function, guts from mark_jump_label.
7173 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7174 marking jump target labels.
7175 <case LABEL_REF>: Adjust for whether to generate a
7176 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7177 For 'E' format rtl, iterate in descending element order.
7178 (delete_related_insns): Handle both REG_LABEL_TARGET and
7179 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7180 reference count, delete and fallthrough. Move finding-next-
7181 non-deleted insn last in the function. Look at all INSN_P insns
7182 for REG_LABEL_OPERAND notes.
7183 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7185 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7186 JUMP_LABEL, output the INSN_UID of it.
7187 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7188 and/or REG_LABEL_TARGET.
7189 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7190 with jump.c copy by only adding notes for labels actually
7191 referenced in the insn.
7192 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7193 usage count increment; handle all INSN_P trial insns.
7194 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7196 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7197 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7198 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7200 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7201 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7202 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7203 on all INSN_P insns.
7204 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7205 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7206 REG_LABEL_OPERAND notes.
7207 * reload1.c (calculate_needs_all_insns): Adjust comments.
7208 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7209 * config/alpha/alpha.md (split for load of an address into a
7210 four-insn sequence on Unicos/Mk): Adjust to use
7212 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7214 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7217 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7218 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7219 FOR_BB_INSNS_SAFE instead of for loop.
7220 * cse.c (cse_extended_basic_block): Likewise.
7221 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7222 that the for loop does not invoke NEXT_INSN on a deleted insn.
7223 * function.c (instantiate_virtual_regs): Likewise.
7224 * lower-subreg.c (remove_retval_note): Likewise.
7225 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7227 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7229 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7230 insn, if it's a jump.
7231 (try_redirect_by_replacing_jump): New variable jump_p. Call
7232 tablejump_p before delete_insn_chain.
7233 * reload1.c (reload): New variable next. Make sure that the for
7234 loop does not invoke NEXT_INSN on a deleted insn.
7235 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7236 (delete_output_reload): New variable prev. Make sure the the for
7237 loops do not invoke PREV_INSN on a deleted insn.
7239 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7241 * pa/constraints.md: Remove 'X' from unused letters comment.
7243 2007-09-08 Richard Guenther <rguenther@suse.de>
7245 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7246 computed check stmt_ann->references_memory instead of counting
7249 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7251 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7252 validate_change() in one more case.
7254 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7256 PR tree-optimization/32283
7257 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7258 estimated_loop_iterations.
7259 (determine_use_iv_cost_condition): Decrease cost of expressions
7260 used in iv elimination.
7262 2007-09-08 Richard Guenther <rguenther@suse.de>
7264 * tree-cfg.c (verify_gimple_expr): Avoid building new
7265 pointer types, use TYPE_POINTER_TO if available instead.
7267 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7270 PR rtl-optimization/26449
7271 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7272 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7274 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7275 define_expand. Split insn in split1 pass.
7278 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7280 PR tree-optimization/33301
7281 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7284 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7286 PR tree-optimization/32183
7287 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7289 * tree-ssa-reassoc.c: Include cfgloop.h.
7290 (is_reassociable_op): Add a loop argument and return true only
7292 (linearize_expr): Updated.
7293 (should_break_up_subtract): Likewise.
7294 (linearize_expr_tree): Likewise.
7295 (init_reassoc): Call loop_optimizer_init with
7296 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7297 with CDI_DOMINATORS.
7298 (fini_reassoc): Call loop_optimizer_finalize.
7300 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7302 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7303 if there is no i-cache.
7305 2007-09-07 Richard Guenther <rguenther@suse.de>
7308 2007-09-06 Richard Guenther <rguenther@suse.de>
7310 PR tree-optimization/32586
7311 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7312 folding if nothing changed.
7313 (simplify_unary_expression): New function. Do tree combining
7314 on conversion like codes.
7315 (try_to_simplify): Call it.
7317 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7320 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7321 (__gthread_active,__gthread_start, __gthread_active_init): New.
7322 * gthr-posix95.h: Likewise.
7324 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7326 * function.h (struct function): Rename calls_unwind_init
7327 to saves_all_registers.
7328 (current_function_saves_all_registers): Renamed from
7329 current_function_calls_unwind_init.
7330 * reload1.c (reload): Set current_function_saves_all_registers.
7331 * except.c (expand_builtin_unwind_init): Likewise.
7332 * config/m68k/m68k.c (m68k_save_reg): Use
7333 current_function_saves_all_registers to save pic register.
7335 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7337 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7338 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7340 Reapply reverted changes:
7342 2007-09-06 Jan Hubicka <jh@suse.cz>
7344 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7347 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7349 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7350 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7352 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7354 * optabs.c (expand_float): Convert unsigned integer as signed only
7355 if it provides sufficient accuracy; add mode argument to real_2expN.
7356 (expand_fix): Fix comment typos; extend binary float into mode
7357 wider than destination for converion to unsigned integer; add mode
7358 argument to real_2expN.
7359 * real.c (real_2expN): Add mode argument to special-case decimal
7361 * real.h (real_2expN): Ditto.
7362 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7364 (fixed_from_string): Ditto.
7365 (fixed_to_decimal): Ditto.
7366 (fixed_convert_from_real): Ditto.
7367 (real_convert_from_fixed): Ditto.
7368 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7369 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7370 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7371 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7373 2007-09-07 Diego Novillo <dnovillo@google.com>
7375 * tree-flow.h (const_block_stmt_iterator): Remove.
7376 Update all users to use block_stmt_iterator.
7377 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7378 Update all users to use tree_stmt_iterator.
7380 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7382 * config/mips/mips.c (mips_set_current_function): Temporarily
7383 make this a no-op to fix bootstrap errors, pending rewrite.
7385 2007-09-07 Jan Hubicka <jh@suse.cz>
7387 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7390 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7392 PR tree-optimization/33299
7393 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7394 uses for all relevant loop-exit phis, not just the first.
7396 2007-09-07 Richard Guenther <rguenther@suse.de>
7399 * tree-ssa-operands.c (access_can_touch_variable): An access
7400 of the form (*p)[0] can touch a variable of same size.
7402 2007-09-07 Jan Hubicka <jh@suse.cz>
7404 * passes.c (init_optimization_passes): Add simple dce and addressable
7406 * tree-ssa.c (execute_update_addresses_taken): New function.
7407 (pass_update_address_taken): New.
7408 * tree-ssa-dse.c (execute_simple_dse): New function.
7409 (pass_simple_dse): New.
7410 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7412 2007-09-07 Tobias Burnus <burnus@net-b.de>
7415 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7417 2007-09-07 Richard Guenther <rguenther@suse.de>
7420 2007-09-06 Richard Guenther <rguenther@suse.de>
7422 PR tree-optimization/32586
7423 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7424 folding if nothing changed.
7425 (simplify_unary_expression): New function. Do tree combining
7426 on conversion like codes.
7427 (try_to_simplify): Call it.
7429 2007-09-07 Richard Guenther <rguenther@suse.de>
7430 Uros Bizjak <ubizjak@gmail.com>
7432 PR tree-optimization/32821
7433 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7434 NULL in the call to set_bb_stmt_list.
7436 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7438 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7439 float calls here, rather than leaving some to the caller.
7440 Use call_internal_direct and call_value_internal_direct.
7441 * config/mips/mips.md (call_internal_direct): New pattern.
7442 (call_value_internal_direct): Likewise.
7444 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7446 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7447 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7449 (override_options): Set mips_base_move_loop_invariants.
7451 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7453 * config/mips/mips.opt (mcode-readable=): Move to keep list
7456 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7458 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7459 and -mgpopt options. Adjust the -G documentation to match.
7460 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7461 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7462 function, split out from mips_classify_symbol. Return false for
7463 !TARGET_LOCAL_SDATA.
7464 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7465 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7466 (override_options): Check whether the -mgpopt setting is consistent
7467 with the other flags.
7468 (symbolic_expression_p): Delete.
7469 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7470 and default_elf_select_rtx_section.
7471 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7472 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7473 external data and TARGET_EXTERN_SDATA.
7475 2007-09-07 Tobias Burnus <burnus@net-b.de>
7478 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7480 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7482 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7483 FOR_BB_INSNS_SAFE instead of for loop.
7484 * cse.c (cse_extended_basic_block): Likewise.
7485 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7486 that the for loop does not invoke NEXT_INSN on a deleted insn.
7487 * function.c (instantiate_virtual_regs): Likewise.
7488 * lower-subreg.c (remove_retval_note): Likewise.
7489 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7491 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7493 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7494 insn, if it's a jump.
7495 (try_redirect_by_replacing_jump): New variable jump_p. Call
7496 tablejump_p before delete_insn_chain.
7497 * reload1.c (reload): New variable next. Make sure that the for
7498 loop does not invoke NEXT_INSN on a deleted insn.
7499 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7500 (delete_output_reload): New variable prev. Make sure the the for
7501 loops do not invoke PREV_INSN on a deleted insn.
7503 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7505 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7506 * cgraph.h (rebuild_cgraph_edges): Declare.
7507 * tree-pass.h (pass_expand_omp_ssa): New.
7508 * omp-low.c (find_omp_clause): Export.
7509 (copy_var_decl): Split from omp_copy_decl_2.
7510 (build_omp_barrier): Return the call to emit instead of emitting
7512 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7514 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7515 expand_omp_for_generic, expand_omp_for_static_nochunk,
7516 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7517 Adapted to work on SSA form.
7518 (execute_expand_omp): Do not invalidate dominance information.
7519 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7520 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7521 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7523 (force_gimple_operand): Allow gimplifying code expressions without
7525 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7526 * common.opt (fopenmp-ssa): New.
7527 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7528 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7529 * tree-cfg.c: Include tree-inline.h.
7530 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7531 (replace_by_duplicate_decl, replace_ssa_name,
7532 mark_virtual_ops_in_region): New functions.
7533 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7534 to work on SSA form.
7535 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7536 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7539 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7541 * tree-loop-linear.c: Include obstack.h.
7542 (linear_transform_loops): New obstack lambda_obstack.
7543 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7544 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7545 and free afterwards.
7546 * lambda.h (struct obstack): New forward declaration.
7547 (lambda_linear_expression_new): New parameter of type struct
7549 (lambda_loopnest_new): Likewise.
7550 (lambda_loopnest_transform): Likewise.
7551 (lambda_body_vector_new): Likewise.
7552 (lambda_body_vector_compute_new): Likewise.
7553 (gcc_loopnest_to_lambda_loopnest): Likewise.
7554 (lambda_loopnest_to_gcc_loopnest): Likewise.
7555 * lambda-code.c: Include obstack.h.
7556 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7558 (lambda_body_vector_new): Likewise.
7559 (lambda_linear_expression_new): Likewise.
7560 (lambda_lattice_new): Likewise.
7561 (lambda_loopnest_new): Likewise. Additionally use obstack to
7562 allocate LN_LOOPS(ret).
7563 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7564 it to lambda_lattice_new.
7565 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7566 Pass it to lambda_body_vector_new.
7567 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7568 it to lambda_lattice_new.
7569 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7570 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7571 (lambda_compute_target_space): Likewise.
7572 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7573 Pass it to lambda_lattice_compute_base and
7574 compute_nest_using_fourieer_motzkin.
7575 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7576 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7577 and lambda_lattice_compute_target_space.
7578 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7579 Pass it to lambda_linear_expression_new.
7580 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7581 to gcc_tree_to_linear_expression.
7582 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7583 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7584 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7585 Pass it to lambda_body_vector_new and
7586 lambda_body_vector_compute_new.
7587 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7588 (lambda-code.o): Likewise.
7590 2007-09-06 Chao-ying Fu <fu@mips.com>
7592 * ginclude/stdfix.h: New file.
7593 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7594 (convert.o): Add dependence on fixed-value.h.
7595 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7596 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7597 to define fixed-point constants.
7598 (c_cpp_builtins): Define fixed-point constants.
7599 * convert.c (fixed-value.h): New include.
7600 (convert_to_real): Update comment to include fixed-point.
7601 Support FIXED_POINT_TYPE.
7602 (convert_to_integer): Update comment to include fixed-point.
7603 Support FIXED_POINT_TYPE.
7604 (convert_to_complex): Support FIXED_POINT_TYPE.
7605 (convert_to_fixed): New function.
7606 * convert.h (convert_to_fixed): Declare.
7607 * genopinit.c: Add comment about $Q for only fixed-point modes.
7608 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7609 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7610 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7611 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7612 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7613 usneg_optab for fixed-point modes.
7614 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7616 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7617 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7618 unsigned saturation optabs, when type is saturating.
7619 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7620 (expand_fixed_convert): New function.
7621 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7622 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7623 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7624 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7625 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7626 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7628 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7629 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7630 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7631 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7632 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7634 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7635 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7636 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7637 fractuns, satfractuns.
7638 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7639 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7640 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7641 OTI_ssmsub_widen, OTI_usmsub_widen.
7642 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7643 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7644 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7645 umsub_widen_optab, usmsub_widen_optab): Define.
7646 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7648 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7650 (expand_fixed_convert): Declare.
7651 * expr.c (convert_move): Support the move of fixed-point modes.
7652 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7653 (categorize_ctor_elements_1): Handle FIXED_CST.
7654 (count_type_elements): Handle FIXED_POINT_TYPE.
7655 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7656 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7658 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7659 multiply and add/subtract for fixed-point types.
7660 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7661 mode, we jump to binop directly.
7662 Support FIXED_CONVERT_EXPR.
7663 (do_store_flag): Check FIXED_CST to put a constant second.
7664 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7665 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7666 (const_vector_from_tree): Support FIXED_CST.
7667 * doc/extend.texi (Fixed-Point): New node.
7668 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7669 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7670 satfract, fractuns, satfractuns): Document them.
7672 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7674 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7675 addresses into I registers.
7677 2007-09-06 Jan Hubicka <jh@suse.cz>
7678 Andreas Tobler <a.tobler@schweiz.org>
7680 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7682 (machopic_legitimize_pic_address): Likewise.
7684 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7685 Jan Hubicka <jh@suse.cz>
7687 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7688 instead of ufloat_optab->handlers directly.
7689 (floatdidf2): Likewise.
7691 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7693 * config/mips/mips.c: Include diagnostic.h.
7694 (mips_set_current_function): Check errorcount and sorrycount
7695 before generating RTL.
7697 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7700 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7701 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7702 (print_operand_reloc): Likewise.
7704 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7708 2007-09-06 Jan Hubicka <jh@suse.cz>
7710 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7711 Update call of real_2expN.
7713 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7715 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7716 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7718 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7720 * optabs.c (expand_float): Convert unsigned integer as signed only
7721 if it provides sufficient accuracy; add mode argument to real_2expN.
7722 (expand_fix): Fix comment typos; extend binary float into mode
7723 wider than destination for converion to unsigned integer; add mode
7724 argument to real_2expN.
7725 * real.c (real_2expN): Add mode argument to special-case decimal
7727 * real.h (real_2expN): Ditto.
7728 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7730 (fixed_from_string): Ditto.
7731 (fixed_to_decimal): Ditto.
7732 (fixed_convert_from_real): Ditto.
7733 (real_convert_from_fixed): Ditto.
7734 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7735 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7736 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7737 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7739 2007-09-06 Tom Tromey <tromey@redhat.com>
7741 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7742 * c-pch.c (c_common_read_pch): Restore current location after
7744 * tree.c (expand_location): Update.
7745 (expr_filename): Changed return type. Unified the two cases.
7746 (expr_lineno): Likewise.
7747 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7749 * toplev.c (line_table): Changed type.
7750 (general_init): Update.
7751 (realloc_for_line_map): New function.
7752 (general_init): Allocate line_table using GC.
7753 * fix-header.c (line_table): Changed type.
7754 (read_scan_file): Update.
7755 (read_scan_file): Update.
7756 * c-ppoutput.c (maybe_print_line): Update.
7757 (print_line): Update.
7758 (cb_line_change): Update.
7759 (cb_define): Update.
7760 (pp_file_change): Update.
7761 * c-opts.c (c_common_init_options): Update.
7762 (finish_options): Update.
7763 (push_command_line_include): Update.
7764 * c-lex.c (cb_line_change): Update.
7765 (cb_def_pragma): Update.
7766 (cb_define): Update.
7768 (c_lex_with_flags): Use cpp_get_token_with_location.
7769 * input.h (line_table): Changed type.
7770 (location_from_locus): New macro.
7771 * tree.h (EXPR_FILENAME): No longer an lvalue.
7772 (EXPR_LINENO): Likewise.
7773 (expr_locus, set_expr_locus): Declare separately for
7774 USE_MAPPED_LOCATION.
7775 (expr_filename, expr_lineno): Changed return type.
7776 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7777 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7778 (expand_gimple_basic_block): Likewise.
7779 * final.c (final_scan_insn): Use expanded_location.
7781 2007-09-06 Richard Guenther <rguenther@suse.de>
7783 PR tree-optimization/32586
7784 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7785 folding if nothing changed.
7786 (simplify_unary_expression): New function. Do tree combining
7787 on conversion like codes.
7788 (try_to_simplify): Call it.
7789 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7790 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7792 2007-09-06 Jan Hubicka <jh@suse.cz>
7795 * cse.c (fold_rtx): Avoid invalid sharing.
7797 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7799 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7800 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7802 2007-09-06 Revital Eres <eres@il.ibm.com>
7804 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7805 Fix offsettable memory reference for 750CL.
7807 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7809 * reload.c (find_reloads_address_1): Try to preserve original
7810 base/index regclass of operands.
7811 * regrename.c (scan_rtx_address): Likewise.
7812 (replace_oldest_value_addr): Likewise.
7814 2007-09-06 Richard Guenther <rguenther@suse.de>
7816 PR tree-optimization/33302
7817 * domwalk.c (walk_dominator_tree): The exit block is
7818 interesting even if it is not reachable.
7820 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7823 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7825 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7827 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7830 2007-09-05 Ian Lance Taylor <iant@google.com>
7832 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7834 (dump_generic_node): Likewise.
7835 * print-rtl.c (print_decl_name): Likewise.
7836 * print-tree.c (print_node_brief): Likewise.
7837 (print_node): Likewise.
7838 * Makefile.in (RTL_BASE_H): Add alias.h.
7841 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7843 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7845 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7846 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7848 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7850 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7851 (tm_defines): Define UCLIBC_DEFAULT to 1.
7852 (extra_options): Add linux.opt.
7853 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7854 (CRT_CALL_STATIC_FUNCTION): Likewise.
7855 (NO_IMPLICIT_EXTERN_C): Likewise.
7856 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7857 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7858 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7859 (ENDFILE_SPEC): Don't define.
7860 (LIB_SPEC): Likewise.
7861 (CRT_CALL_STATIC_FUNCTION): Likewise.
7862 (NO_IMPLICIT_EXTERN_C): Likewise.
7863 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7864 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7866 2007-09-06 Jan Hubicka <jh@suse.cz>
7868 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7869 Update call of real_2expN.
7871 2007-09-06 Jan Hubicka <jh@suse.cz>
7873 * opts.c (common_handle_option): Enable inlining functions for
7876 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7878 * builtin-attrs.def (ATTR_NONNULL_3): New.
7879 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7880 ATTR_NOTHROW_NONNULL_##FA.
7881 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7882 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7883 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7884 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7885 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7886 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7887 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7889 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7890 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7891 ATTR_FORMAT_NOTHROW_3_4): Remove.
7892 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7893 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7894 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7895 instead of ATTR_FORMAT_*_*.
7897 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7899 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7900 parts re-used for REG_FRAME_RELATED_EXPR.
7902 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7904 * optabs.c (expand_float): Convert unsigned integer as signed only
7905 if it provides sufficient accuracy; add mode argument to real_2expN.
7906 (expand_fix): Fix comment typos; extend binary float into mode
7907 wider than destination for converion to unsigned integer; add mode
7908 argument to real_2expN.
7909 * real.c (real_2expN): Add mode argument to special-case decimal
7911 * real.h (real_2expN): Ditto.
7912 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7914 (fixed_from_string): Ditto.
7915 (fixed_to_decimal): Ditto.
7916 (fixed_convert_from_real): Ditto.
7917 (real_convert_from_fixed): Ditto.
7918 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7919 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7920 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7921 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7923 2007-09-05 Ian Lance Taylor <iant@google.com>
7925 * init-regs.c (initialize_uninitialized_regs): Call
7926 emit_insn_before rather than add_insn_before.
7928 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7930 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7931 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7932 * tree-inline.h (copy_body_data): Add call_expr field.
7933 * tree-inline.c (expand_call_inline): Initialize call_expr.
7934 (copy_bb): Append anonymous inline fn arguments to arguments
7935 when inlining a CALL_EXPR_VA_ARG_PACK call.
7936 * builtins.c (expand_builtin): Issue an error if
7937 BUILT_IN_VA_ARG_PACK is seen during expand.
7938 (fold_call_expr, fold_builtin_call_array): Don't fold
7939 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7940 __builtin_va_arg_pack () call as last argument.
7941 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7942 function is __builtin_va_arg_pack (), decrease number of call
7943 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7944 * expr.c (expand_expr_real_1): Issue an error if
7945 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7946 * tree-pretty-print.c (dump_generic_node): Handle printing
7947 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7948 * doc/extend.texi (__builtin_va_arg_pack): Document.
7950 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7952 PR tree-optimization/21513
7953 * builtins.c (build_builtin_expect_predicate): New function.
7954 (fold_builtin_expect): Add argument for expected value.
7955 Distribute __builtin_expect over short-circuiting operations.
7956 Fold nested builtin_expects.
7957 (fold_builtin_2): Adjust call to fold_builtin_expect.
7959 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7962 PR tree-optimization/13756
7963 * doc/invoke.texi (Options That Control Optimization): Document
7966 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7968 * config/i386/cpuid.h: New file.
7969 * config/i386/driver-i386.c: Include cpuid.h.
7970 (describe_cache): Shrink size and line strings to 100 bytes.
7971 (detect_caches_amd): Return "" for unsupported max_ext_level.
7972 Use __cpuid function.
7973 (detect_caches_intel): Return "" for unsupported max_level.
7974 Use __cpuid function.
7975 (host_detect_local_cpu): Change feature flag variables to
7976 unsigned int. Initialize only extended feature flag variables.
7977 Use __get_cpuid_max to determine max supported cpuid level.
7978 Use __cpuid function to determine supported features. Fix
7979 calculation of family id. Remove is_amd and check signature
7980 directly. Check for Geode signature. Handle family 4 id.
7981 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7982 cpu discovery code to lower part of the function.
7983 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7984 for sub-architecture.
7985 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7986 [PROCESSOR_K8]: Add k8-sse3 architecture.
7987 [PROCESSOR_NOCONA]: Remove.
7988 [PROCESSOR_GENERIC64]: Ditto.
7989 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7990 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7991 to check for SSE and FXSAVE support.
7992 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7993 Add -minline-all-stringops.
7994 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7995 (x86_64-*-*): Ditto.
7997 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7999 * config/bfin/linux-unwind.h: New file.
8000 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8001 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8003 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8005 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8006 * stmt.c: Include alloc-pool.h.
8007 (struct case_node): Remove GTY marker.
8008 (add_case_node): New parameter case_node_pool. Use it for
8010 (expand_case): New allocation pool case_node_pool. Initialize it,
8011 pass to add_case_node and free it.
8013 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8014 David Ung <davidu@mips.com>
8015 Nigel Stephens <nigel@mips.com>
8017 Add mips16/nomips16 function attributes and -mflip-mips16 option
8018 for testing mixed-mode compilation.
8020 * config/mips/mips.opt (mflip-mips16): New.
8022 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8023 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8025 * config/mips/mips.c (mips_base_target_flags): New.
8026 (mips_base_mips16): New.
8027 (mips_base_schedule_insns): New.
8028 (mips_base_reorder_blocks_and_partition): New.
8029 (mips_base_align_loops): New.
8030 (mips_base_align_jumps): New.
8031 (mips_base_align_functions): New.
8032 (mips16_flipper): New.
8033 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8034 (TARGET_SET_CURRENT_FUNCTION): Define.
8035 (mips_mips16_type_p, mips_nomips16_type_p): New.
8036 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8037 (mips_function_ok_for_sibcall): Make it deal with functions with
8039 (mips_init_split_addresses): New, split out from override_options.
8040 (mips_init_relocs): New, split out from override_options.
8041 (was_mips16_p): New.
8042 (mips_set_mips16_mode): New, split out from override_options.
8043 (mips_set_current_function): New.
8044 (override_options): Add sorry for unsupported mips16/pic
8045 combination. Remove error for mips16/dsp combination. Save
8046 base option settings.
8047 (mips_file_start): Move mips16 mode setting output from here....
8048 (mips_output_function_prologue): ....to here.
8049 (mips_output_mi_thunk): Check for mips16 function.
8050 (build_mips16_function_stub): Don't set .mips16 here.
8051 (build_mips16_call_stub): Likewise.
8052 (mips_expand_builtin): Error in mips16 mode.
8053 (mips_use_mips16_mode_p): New.
8054 (mips_encode_section_info): Check for mips16 function, and set
8055 SYMBOL_REF_FLAGS accordingly.
8057 * doc/extend.texi (Function Attributes): Document new
8058 mips16/nomips16 attributes.
8059 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8060 (MIPS Options): Document -mflip-mips16.
8062 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8064 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8065 if we encounter TLS address in MIPS16 mode.
8066 (mips_legitimize_const_move): Check cannot_force_const_mem for
8067 the (const (plus symbol offset)) case; this forces invalid TLS
8068 address in MIPS16 mode to be caught by the above call to sorry.
8069 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8070 because that now enables emutls, which is not ABI compatible
8071 with native TLS in non-MIPS16 mode.
8073 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8075 Add target hook invoked when cfun changes.
8077 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8078 * target.h (struct gcc_target): Add set_current_function.
8079 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8080 (TARGET_INITIALIZER): Add initializer for set_current_function.
8081 * tree.h (push_struct_function): New.
8082 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8084 (set_cfun): Declare.
8085 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8087 (push_function_context_to): Use allocate_struct_function
8088 to create null context, not init_dummy_function_start. Use set_cfun.
8089 (pop_function_context_from): Use set_cfun.
8090 (in_dummy_function): New.
8091 (invoke_set_current_function_hook): New.
8093 (push_cfun, pop_cfun): Use set_cfun.
8094 (push_struct_function): New.
8095 (allocate_struct_function): Call invoke_set_current_function_hook
8097 (prepare_function_start): Don't set cfun here. Remove unused
8098 argument; fix all callers.
8099 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8100 push_struct_function.
8101 (init_function_start): Set cfun here.
8102 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8103 * omp-low.c (create_omp_child_function): Use push_struct_function
8104 and pop_cfun to save/restore state.
8105 (expand_omp_parallel): Remove unused saved_cfun variable.
8106 * cgraphunit.c (ipa_passes): Use set_cfun.
8107 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8108 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8109 * matrix-reorg.c (transform_allocation_sites): Likewise.
8110 (matrix_reorg): Use set_cfun.
8111 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8112 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8113 assignment to cfun; use set_cfun for the other.
8114 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8115 (dump_function_to_file): Use push_cfun/pop_cfun here.
8116 * c-decl.c (finish_function): Use set_cfun.
8118 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8120 * regrename.c (rerename_optimize): Use deferred rescanning and
8121 insert explicit calls to rescan insns when changed.
8123 2007-09-05 Jan Hubicka <jh@suse.cz>
8125 * optabs.c (libfunc_entry): Change optab to integer.
8126 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8127 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8128 of pointers for hashing.
8130 2007-09-05 Jan Hubicka <jh@suse.cz>
8132 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8134 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8135 * see.c (pass_see): Likewise.
8136 * tracer.c (pass_tracer): Likewise.
8137 * postreload-gcse.c (pass_gcse2): Likewise.
8138 * postreload.c (pass_postreload_cse): Likewise.
8139 * mode-switching.c (pass_mode_switching): Likewise.
8140 * modulo-sched.c (pass_sms): Likewise.
8141 * cse.c (cse_insn): Likewise.
8142 * web.c (pass_web): Likweise.
8143 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8144 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8145 * loop-init.c (pass_rtl_loop_init): Likewise.
8146 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8147 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8148 * global.c (pass_global_alloc): Likewise.
8149 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8150 pass_if_after_reload): Likewise.
8151 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8152 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8153 * regmove.c (pass_regmove): Likewise.
8154 * function.c (pass_thread_prologugues_epilogues): Likewise.
8155 * gcse.c (pass_gcse): Likewise.
8156 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8157 * lower-subreg.c (pass_lower_subreg2): Likewise.
8158 * bt-load.c (pass_branch_target_load): Likewise.
8159 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8160 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8161 * combine.c (pass_combine): Likewise.
8162 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8163 (pass_partition_blocks): Likewise.
8164 * var-tracking.c (pass_variable_track): Likewise.
8165 * reg-stack.c (pass_stack_regs_run): Likewise.
8166 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8167 * passes.c (pass_postreload): Likewise.
8168 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8169 * tree-pass.h (TODO_verify_rtl_sharing): New.
8170 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8171 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8172 TODO_set_props, TODO_df_finish, TODO_df_verify,
8173 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8175 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8177 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8178 fold_real_zero_addition_p, reorder_operands_p,
8179 div_if_zero_remainder, fold_undefer_overflow_warnings,
8180 int_binop_types_match_p, fold_convert_const_int_from_int,
8181 fold_convert_const_int_from_real,
8182 fold_convert_const_int_from_fixed,
8183 fold_convert_const_real_from_real,
8184 fold_convert_const_real_from_fixed,
8185 fold_convert_const_fixed_from_fixed,
8186 fold_convert_const_fixed_from_int,
8187 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8188 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8189 debug_fold_checksum, multiple_of_p): Constify.
8190 * tree-flow-inline.h (get_lineno): Likewise.
8191 * tree-flow.h (get_lineno): Likewise.
8192 * tree-object-size.c (compute_object_offset, addr_object_size,
8193 alloc_object_size, pass_through_call): Likewise.
8194 * tree-pretty-print.c (op_symbol, print_call_name,
8195 print_struct_decl, do_niy): Likewise.
8196 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8197 debug_fold_checksum): Likewise.
8199 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8202 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8203 note, remove the associated REG_RETVAL note.
8205 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8207 * config.gcc (powerpc*-*-*): Install
8208 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8209 * config/rs6000/spu2vmx.h: New header.
8210 * config/rs6000/si2vmx.h: New header.
8211 * config/rs6000/vec_types.h: New header.
8213 2007-09-05 Ben Elliston <bje@au.ibm.com>
8215 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8217 2007-09-05 Ben Elliston <bje@au.ibm.com>
8219 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8221 (__stdcx): Make asm volatile.
8222 (__stwcx, __stdcx): Return only 0 or 1.
8224 2007-09-05 Jan Hubicka <jh@suse.cz>
8228 2007-09-04 Jan Hubicka <jh@suse.cz>
8229 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8231 2007-09-04 Richard Guenther <rguenther@suse.de>
8232 * tree-ssa-operands.c (add_virtual_operand): Only mark
8233 stores as has_volatile_ops if alias information is not available.
8235 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8237 * config/rs6000/tramp.asm: Include config.h.
8238 Check __PIC__ or __pic__ macro instead of SHARED.
8240 PR rtl-optimization/32300
8241 * see.c (see_copy_insn): New function.
8242 (see_def_extension_not_merged, see_merge_one_use_extension,
8243 see_merge_one_def_extension): Use it. Avoid changing
8244 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8245 into sequences. Call df_insn_delete on temporary insns
8246 that won't be emitted into the insn stream.
8247 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8248 and run df_process_deferred_rescans () before run_fast_dce.
8250 PR tree-optimization/33017
8251 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8252 recurse for pure or const function calls.
8254 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8256 * c-format.c: Include alloc-pool.h.
8257 (check_format_info_main): New argument fwt_alloc. Use allocation
8258 pool instead of GC. Remove GC deallocation code.
8259 (check_format_arg): Create allocation pool, pass it to
8260 check_format_info_main and free it afterwards.
8261 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8263 2007-09-05 Ben Elliston <bje@au.ibm.com>
8265 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8266 Rename count macro arugment for clarity.
8267 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8268 (__protected_stream_set): Likewise, pass 0.
8270 2007-09-04 Jan Hubicka <jh@suse.cz>
8272 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8274 2007-09-04 Jan Hubicka <jh@suse.cz>
8276 * invoke.texi (-finline-small-functions): Document.
8277 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8278 when deciding what is inlinable.
8279 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8280 (cgraph_decide_inlining_of_small_function): Handle new flags.
8281 (cgraph_decide_inlining_incrementally): Likewise.
8282 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8283 * common.opt (finline-small-functions): New.
8284 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8286 2007-09-04 Richard Guenther <rguenther@suse.de>
8288 * tree-ssa-operands.c (add_virtual_operand): Only mark
8289 stores as has_volatile_ops if alias information is not available.
8291 2007-09-04 Andrew Haley <aph@redhat.com>
8293 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8295 2007-09-04 Andrew Haley <aph@redhat.com>
8297 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8298 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8299 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8301 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8304 * common.opt: Mention ABI version 2 in comment.
8306 2007-09-04 Jan Hubicka <jh@suse.cz>
8308 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8309 (libfunc_entry): New structure.
8310 (libfunc_hash): New hashtable.
8311 (hash_libfunc): New function.
8312 (eq_libfunc): New function.
8313 (convert_optab_libfunc): New function.
8314 (optab_libfunc): New function.
8315 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8316 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8317 expand_float, expand_fix, new_optab, new_convert_optab):
8318 Update for new libfunc API.
8319 (init_libfunc, init_integral_libfuncs,
8320 init_floating_libfuncs, init_interclass_conv_libfuncs
8321 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8322 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8323 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8324 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8325 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8326 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8327 gen_extend_conv_libfunc): New.
8328 (init_one_libfunc): Revamp for hashtables.
8329 (set_conv_libfunc): Likewise.
8330 (init_optabs): Initialize hashtable; use lazy initialization where
8332 * optabs.h (optab_handlers): Move out of GGC.
8333 (optab, convert_optab): Move out of GGC; add lazy gen info.
8334 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8335 (optab_libfunc, convert_optab_libfunc): New.
8336 * builtins.c (expand_builtin_powi): Update for new API.
8337 * expr.c (convert_move): Likewise.
8338 * expmed.c (expand_divmod): Likewise.
8340 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8342 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8343 GOT pointer only if there is a constant pool. Use the allocated space
8346 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8348 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8351 2007-09-04 Revital Eres <eres@il.ibm.com>
8352 Richard Guenther <rguenther@suse.de>
8353 R. Clint Whaley <whaley@cs.utsa.edu>
8355 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8357 * tree-tailcall.c (process_assignment): Use -fassociative-math
8358 when reodering operands of floating-point type.
8359 * fold-const.c (fold_comparison, fold_binary): Use
8360 -fassociative-math and -freciprocal-math instead of
8361 -funsafe-math-optimization flag.
8362 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8363 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8364 -freciprocal-math instead of -funsafe-math-optimizations.
8365 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8366 -fassociative-math when -ffast-math is set.
8367 (set_unsafe_math_optimizations_flags): New Function
8368 to set -freciprocal-math and -fassociative-math when
8369 -funsafe-math-optimizations is set.
8370 (common_handle_option): Call it.
8371 * tree-vectorizer.c (vect_is_simple_reduction): Use
8372 -fassociative-math when doing reduction on floats.
8373 * loop-unroll.c (analyze_insn_to_expand_var): Use
8374 -fassociative-math when expanding an accumulator of type float.
8375 * simplify-rtx.c (simplify_binary_operation_1): Use
8376 -fassociative-math and -freciprocal-math when reordeing operands
8377 of floating-point type.
8378 * combine.c (combine_simplify_rtx): Likewise.
8379 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8381 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8383 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8386 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8388 2007-09-04 Jan Hubicka <jh@suse.cz>
8390 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8392 2007-09-04 Jan Hubicka <jh@suse.cz>
8394 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8395 and corresponding MATCH_DUP.
8397 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8400 * combine.c (subst): Do not try to simplify X if it represents load
8401 of FP constant from the constant pool via float extension.
8403 2007-09-04 Ben Elliston <bje@au.ibm.com>
8405 * c-opts.c: Include "tm_p.h".
8406 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8408 2007-09-04 Richard Guenther <rguenther@suse.de>
8410 PR tree-optimization/33291
8411 * tree-pretty-print.c (dump_generic_node): Dump all
8412 qualifiers for pointer types, not only first. Dump
8413 qualifiers for aggregate types as well.
8414 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8415 use the canonical type for building ARRAY_REFs.
8416 * gimplify.c (canonicalize_addr_expr): Clean up. The
8417 correct validness check is compatibility of the pointer
8418 types. Always use the canonical type for building
8419 ARRAY_REFs and ADDR_EXPRs.
8420 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8421 change that disabled propagation of ADDR_EXPRs into statements
8424 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8426 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8427 (umulsi3_highpart): Make into expanders; existing insns are
8428 now named *[insn]_nov6. Add stars to existing [insn]_v6
8429 counterparts' names.
8431 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8433 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8434 (unprotoize.o): Remove SHLIB_MULTILIB.
8436 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8438 * doc/extend.texi: Document progmem attribute for AVR.
8440 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8443 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8445 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8447 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8450 * optabs.c: Remove unnecessary forward declarations.
8451 (expand_unop_direct): New, broken out of expand_unop.
8452 (expand_doubleword_clz): New.
8453 (expand_ctz): Move above expand_ffs. Use
8454 start_sequence, end_sequence, add_equal_note, and
8455 expand_unop_direct. Add more commentary.
8456 (expand_ffs): Try both ctz optab and expand_ctz.
8457 Generate a test and branch if the hardware doesn't give us
8458 a useful value for input zero. Style improvements similar to
8461 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8463 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8465 * config.gcc: Delete stanza for arm-semi-aof and
8466 armel-semi-aof targets.
8467 * config/arm/arm-protos.h
8469 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8470 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8471 delete aof_pic_label and remove mention of AOF in comments.
8472 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8474 * config/arm/semiaof.h
8475 * config/arm/t-semi: Delete file.
8477 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8479 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8480 CONST_CAST_BB): New macros for type-specific casts.
8481 (CONST_CAST): Add a TYPE parameter and define it in terms of
8484 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8485 * c-lex.c (cb_ident, lex_string): Likewise,
8486 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8487 * config/i386/i386.c (ix86_function_regparm,
8488 ix86_function_sseregparm): Use CONST_CAST_TREE.
8489 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8491 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8492 give_switch, set_multilib_dir): Likewise,
8493 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8494 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8495 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8496 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8497 * prefix.c (update_path): Likewise,
8498 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8499 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8500 * tree-cfg.c (tree_can_merge_blocks_p,
8501 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8502 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8503 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8504 (attribute_list_contained): Use CONST_CAST_TREE.
8506 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8508 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8510 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8513 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8514 before forcing them into a register.
8516 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8518 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8519 rather than define_code_macro.
8521 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8523 * gcc.c (xputenv): New function.
8524 (putenv_from_prefixes): Use xputenv instead of putenv.
8525 (process_command): Use xputenv instead of putenv.
8526 (set_collect_gcc_options): Use xputenv instead of putenv.
8527 (main): Use xputenv instead of putenv.
8529 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8531 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8532 availability of swap instruction.
8533 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8535 2007-09-03 Revital Eres <eres@il.ibm.com>
8537 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8540 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8541 Ayal Zaks <zaks@il.ibm.com>
8542 Revital Eres <eres@il.ibm.com>
8544 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8545 compute_split_row): New functions.
8546 (ps_unschedule_node): Remove.
8547 (normalize_sched_times): Iterate over the already scheduled
8548 insns instead of the number of nodes.
8549 (MAX_SPLIT_NUM): New definition.
8550 (sms_schedule_by_order): Change the scheduling heuristic to
8551 avoid useless increases of initiation interval ii.
8552 (get_sched_window): Add dump printouts.
8554 2007-09-02 David Daney <ddaney@avtrex.com>
8556 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8557 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8558 (optab, insn): Add more attributes.
8559 (fetchop_bit): New code macro.
8560 (immediate_insn): New code macro attribute.
8561 (sync): Change condition to ISA_HAS_SYNC.
8562 (rdhwr): Change predicate for operand 0 to register_operand.
8563 (memory_barrier): New expand.
8564 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8565 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8566 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8567 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8568 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8569 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8570 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8571 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8572 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8574 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8575 Hans-Peter Nilsson <hp@axis.com>
8577 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8578 Defined to describe availability and behavior of CLZ.
8579 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8580 * config/cris/cris.opt: Tweak comment for "-metrax4".
8581 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8582 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8583 (count_leading_zeros): Define.
8585 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8587 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8589 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8593 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8596 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8598 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8599 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8600 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8601 sched-deps.c, sched-int.h, system.h, target.h,
8602 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8603 tree.def: Fix comment typos.
8605 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8607 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8608 (override_options): Turn on -mstrict-align on non-ColdFire
8610 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8612 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8614 * c-common.c (const_strip_array_types): Delete.
8615 * c-common.h (const_strip_array_types): Likewise.
8616 * emit-rtl.c (const_next_insn, const_previous_insn,
8617 const_next_nonnote_insn, const_prev_nonnote_insn,
8618 const_next_real_insn, const_prev_real_insn,
8619 const_next_active_insn, const_prev_active_insn, const_next_label,
8620 const_prev_label): Delete.
8621 * gimple-low.c (block_may_fallthru): Use expr_last.
8622 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8623 * rtl.h (const_previous_insn, const_next_insn,
8624 const_prev_nonnote_insn, const_next_nonnote_insn,
8625 const_prev_real_insn, const_next_real_insn,
8626 const_prev_active_insn, const_next_active_insn, const_prev_label,
8627 const_next_label): Delete.
8628 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8629 * system.h (CONST_CAST): Update comment.
8630 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8631 (const_first_stmt, const_last_stmt): Delete.
8632 (tree_block_ends_with_condjump_p): Use last_stmt.
8633 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8634 * tree-iterator.c (const_expr_first, const_expr_last,
8635 const_expr_only): Delete.
8636 * tree.c (const_lookup_attribute): Likewise.
8637 (attribute_list_contained): Use lookup_attribute.
8638 * tree.h (const_lookup_attribute, const_expr_first,
8639 const_expr_last, const_expr_only): Delete.
8641 2007-09-01 Richard Guenther <rguenther@suse.de>
8643 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8644 instead of TREE_THIS_VOLATILE.
8645 * tree-ssa-operands.c (add_virtual_operand): Do not set
8646 has_volatile_ops. Do not check s_ann for NULL.
8647 (get_indirect_ref_operands): Likewise.
8648 (get_expr_operands): Likewise. For all reference trees
8649 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8650 check base of reference for TREE_THIS_VOLATILE.
8652 2007-09-01 Richard Guenther <rguenther@suse.de>
8654 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8655 between integral types. Also allow conversions between
8658 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8660 * optabs.c (prepare_float_lib_cmp): Use
8661 libgcc_cmp_return_mode instead of word_mode.
8662 * config/dfp-bit.h: Likewise.
8663 * config/fp-bit.h: Likewise.
8664 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8666 (spu_libgcc_shift_count_mode): New function.
8667 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8668 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8670 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8672 * tree-pretty-print.c: Include output.h.
8673 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8674 HOST_WIDE_INT_PRINT_DEC.
8675 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8677 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8679 PR rtl-optimization/33224
8680 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8681 to the analysed region.
8683 2007-08-31 Richard Guenther <rguenther@suse.de>
8685 * function.c (allocate_struct_function): Do not set
8686 current_function_returns_pointer.
8687 * function.h (struct var_refs_queue): Remove.
8688 (struct simple_obstack_stack): Likewise.
8689 (struct function): Remove fixup_var_refs_queue member.
8690 Remove returns_pointer flag.
8691 (current_function_returns_pointer): Remove define.
8693 2007-08-31 Nick Clifton <nickc@redhat.com>
8695 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8696 secondary keys in order to obtain a stable sort.
8698 2007-08-31 Nick Clifton <nickc@redhat.com>
8701 * config/m32r/constraints.md: Add W constraint for integer zero.
8702 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8703 Fix length calculation by using alternatives.
8705 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8707 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8708 split out from expand_binop.
8709 (avoid_expensive_constant): New function.
8710 (expand_binop_directly): Remove commutative_op argument and
8711 (expand_binop_directly): Remove commutative_op argument and
8712 call cummutative_optab_p instead. Do not change op0 or op1
8713 when swapping xop0 and xop1. Apply avoid_expensive_constant
8714 to each argument after potential swapping. Enforce the
8715 canonical order of commutative operands.
8716 (expand_binop): Use shift_optab_p and commutative_optab_p.
8717 Update the calls to expand_binop_directly. Only force constants
8718 into registers when widening an operation. Only swap operands
8719 once a direct expansion has been rejected.
8720 (expand_twoval_binop): Only force constants into registers when
8721 using a direct expansion.
8723 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8725 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8726 (sched_analyze_insn): Don't postprocess speculative dependencies when
8727 target has no scheduling.
8728 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8729 'uninitialized' warning.
8731 2007-08-31 Richard Guenther <rguenther@suse.de>
8733 * tree.c (build_complex_type): Always set TYPE_NAME for
8736 2007-08-31 Olivier Hainque <hainque@adacore.com>
8738 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8739 internal macro. Default alignment factor for csect directives, chosen
8740 to match what BIGGEST_ALIGNMENT allows.
8741 (DATA_SECTION_ASM_OP): Use it.
8742 * config/rs6000/rs6000.c
8743 (rs6000_xcoff_output_readonly_section_asm_op):
8744 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8745 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8747 2007-08-31 Olivier Hainque <hainque@adacore.com>
8749 * dbxout.c (dbxout_block): Move declaration within the first
8750 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8751 block to include the definition, together with the associated
8754 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8755 Revital Eres <eres@il.ibm.com>
8757 * doc/invoke.texi (-mpaired): Document flag.
8758 * config.gcc: Include paired.h in powerpc extra_headers and
8759 750cl.h in powerpc-*-linux*paired*.
8760 * config/rs6000/rs6000.opt (-mpaired): New flag.
8761 * config/rs6000/rs6000.c (paired_init_builtins,
8762 paired_expand_builtin, paired_expand_lv_builtin,
8763 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8764 New functions to support the paired single builtin functions.
8765 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8766 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8768 (bdesc_paired_preds): New structure for paired predicate
8770 (rs6000_expand_builtin): Expand paired single builtins.
8771 (rs6000_init_builtins): Init paired single builtins.
8772 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8773 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8774 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8775 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8776 (rs6000_vector_mode_supported_p): Support paired vector mode.
8777 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8778 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8780 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8781 (DATA_ALIGNMENT): Likewise.
8782 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8783 (rs6000_builtins): Add PAIRED builtins.
8784 * config/rs6000/rs6000.md: Include paired.md.
8785 * config/rs6000/paired.h: New.
8786 * config/rs6000/paired.md: New.
8787 * config/rs6000/750cl.h: New.
8788 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8790 2007-08-30 Ollie Wild <aaw@google.com>
8792 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8793 * gcc.c (default_compilers): Add -fno-directives-only to
8794 @assembler-with-cpp.
8796 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8800 * regclass.c (initial_fixed_regs): Revert previous change and make
8802 (initial_call_used_regs): Likewise.
8803 (initial_call_really_used_regs): Delete, reverting previous addition.
8804 (initial_reg_names): Likewise.
8805 (init_reg_sets): Revert previous change.
8806 (saved_fixed_regs): New.
8807 (saved_call_used_regs): New.
8808 (saved_call_really_used_regs): New.
8809 (saved_reg_names): New.
8810 (save_register_info): New.
8811 (restore_register_info): New.
8812 (init_reg_sets_1): Replace reset of register info with call to
8813 restore_register_info.
8814 * rtl.h (save_register_info): Declare.
8815 * toplev.c (backend_init): Call save_register_info.
8817 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8819 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8820 from the original statement.
8822 2007-08-30 Chao-ying Fu <fu@mips.com>
8824 * c-lex.c (interpret_fixed): Declare.
8825 (interpret_float): Process _Fract and _Accum.
8826 (interpret_fixed): New function.
8827 * final.c (output_addr_const): Process CONST_FIXED.
8828 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8829 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8831 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8833 (simplify_immed_subreg): Support CONST_FIXED.
8834 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8835 (simplify_subreg): Support CONST_FIXED.
8837 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8839 * config/rs6000/ppu_intrinsics.h: New file.
8840 * config.gcc (powerpc*-*-* <extra_headers>): Install
8843 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8845 * cfg.c (dump_flow_info): Change to also print entry and exit
8847 * print-rtl.c (print_rtl_single): Allow to print rtl with
8850 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8852 * df-core.h (df_dump_region): New function.
8853 * df.h (df_dump_region): New function.
8854 * loop-invariant.c (find_defs): Add call to df_dump_region.
8855 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8858 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8861 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8862 true if any of the compare_section_name calls returned true,
8863 rather than if any returned false.
8865 2007-08-30 Richard Guenther <rguenther@suse.de>
8867 PR tree-optimization/33199
8868 * tree-ssa-structalias.c (handle_lhs_call): New function.
8869 (find_func_aliases): In non-IPA mode make sure that for
8870 calls that return a pointer we add a constraint for the
8871 result to point to anything.
8873 2007-08-30 Richard Guenther <rguenther@suse.de>
8875 * doc/invoke.texi (-mveclibabi): Document new target option.
8876 * config/i386/i386.opt (-mveclibabi): New target option.
8877 * config/i386/i386.c (ix86_veclib_handler): Handler for
8878 vectorization library support.
8879 (override_options): Handle the -mveclibabi option, initialize
8880 the vectorization library handler.
8881 (ix86_builtin_vectorized_function): As fallback call the
8882 vectorization library handler, if set.
8883 (ix86_veclibabi_acml): New static function for ACML ABI style
8884 vectorization support.
8886 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8888 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8889 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8890 SImode and update m. Don't run gen_lowpart_common on arbitrary
8891 memory address, force it to register first.
8894 * dce.c (dce_process_block): Don't delete setters of
8895 artificially used registers.
8897 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8899 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8900 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8901 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8903 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8905 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8907 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8908 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8910 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8912 * system.h: Activate -Wcast-qual as warning-only.
8914 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8917 * config/rs6000/rs6000.c (compare_section_name): New function.
8918 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8921 2007-08-29 Olivier Hainque <hainque@adacore.com>
8923 * xcoffout.c: #include debug.h.
8924 * Makefile.in (xcoffout.o): Add debug.h dependency.
8926 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8928 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8929 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8931 2007-08-29 Richard Guenther <rguenther@suse.de>
8933 * tree-pretty-print.c (dump_generic_node): Print
8934 label DECL_UID as D.%u.
8935 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8937 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8939 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8940 * builtins.def (BUILT_IN_REALLOC): New builtin.
8942 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8945 * tree.c (build_type_attribute_qual_variant): Set canonical types
8946 on the final, unqualified attribute variant before building the
8949 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8951 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8952 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8954 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8957 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8958 * config/bfin/bfin.md (composev2hi): Put operands into vector
8961 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8963 * config/bfin/bfin.md (composev2hi): Put operands into vector
8966 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8968 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8969 attribute when appropriate.
8970 (bfin_handle_l1_text_attribute): New.
8971 (bfin_handle_l1_data_attribute): New.
8972 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8973 l1_data_A and l1_data_B.
8974 * doc/extend.texi (node Function Attributes): Document l1_text
8976 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8977 l1_data_A and l1_data_B variable attributes.
8979 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8981 * config/bfin/bfin.opt (minline-plt): Add.
8982 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8983 call to global functions.
8984 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8985 (Blackfin Options): Document -minline-plt.
8987 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8989 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8990 given a non-function.
8991 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8993 2007-08-28 DJ Delorie <dj@redhat.com>
8995 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8997 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8999 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9001 2007-08-28 Richard Guenther <rguenther@suse.de>
9003 * tree.h (struct tree_function_decl): Increase size of
9004 function_code bitfield.
9006 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9007 Kazu Hirata <kazu@codesourcery.com>
9009 * config/m68k/linux.h
9010 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9011 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9012 (m68k_return_in_memory): New.
9013 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9016 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9019 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9020 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9021 operand) when top VEC_SELECT extracts scalar element.
9022 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9023 (*vec_extract_v4sf_mem): Ditto.
9025 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9028 * passes.c (init_optimization_passes): Move pass_df_finish
9029 after pass_postreload sublist.
9031 PR rtl-optimization/33148
9032 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9033 (neg (lt X 0)) if X has scalar int mode.
9036 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9037 initializer, use build_vector_from_ctor if possible to create
9038 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9039 even after this, return NULL.
9041 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9043 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9045 2007-08-28 Richard Guenther <rguenther@suse.de>
9047 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9048 (struct tree_function_decl): Make function_code a bitfield.
9049 Add disregard_inline_limits flag.
9050 * cgraphunit.c (cgraph_process_new_functions): Check
9051 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9052 (cgraph_preserve_function_body_p): Likewise.
9053 * ipa-inline.c (compute_inline_parameters): Likewise.
9054 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9055 for GNU C extern inline functions.
9056 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9057 * tree-inline.c (disregard_inline_limits_p): Remove.
9058 * tree-inline.h (disregard_inline_limits_p): Likewise.
9059 * c-common.c (handle_always_inline_attribute): Set
9060 DECL_DISREGARD_INLINE_LIMITS.
9061 * langhooks.c (add_builtin_function): Verify the function code
9062 fits in the bitfield.
9064 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9065 Vladimir Yanovsky <yanov@il.ibm.com>
9066 Revital Eres <eres@il.ibm.com>
9067 Andrey Belevantsev <abel@ispras.ru>
9069 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9071 * modulo-sched.c: Add documentation regarding do-loop.
9072 (doloop_register_get): Change number of arguments to support
9073 the new do-loop pattern and check whether COUNT_REG has no other
9074 occurences in the loop besides in the control part.
9075 (duplicate_insns_of_cycles): Do not duplicate the insn which
9076 changes count_reg as it is already adjusted.
9077 (generate_prolog_epilog): New argument to support the new
9078 do-loop pattern. Change the subtract instruction to use
9079 expand_simple_binop. Call duplicate_insns_of_cycles with new
9081 (sms_schedule): Call doloop_register_get and
9082 generate_prolog_epilog with new argument. Do not handle loops
9083 with single sets insns with subreg in their lhs.
9084 * loop-doloop.c (doloop_optimize): Support for another do-loop
9086 (doloop_condition_get): Gets an instruction instead of a pattern
9087 and change the return condition when the do-loop pattern is
9089 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9090 deps when considering to not create edges.
9092 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9094 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9097 2007-08-27 Jason Merrill <jason@redhat.com>
9100 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9101 zero-sized types after calling gimplify_modify_expr_rhs.
9103 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9105 * regclass.c (init_reg_autoinc): Fix typo.
9107 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9109 Fix PR tree-optimization/33173
9110 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9112 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9115 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9116 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9119 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9120 David Ung <davidu@mips.com>
9121 Nigel Stephens <nigel@mips.com>
9123 Separate target-specific initialization from general
9124 back-end initialization.
9126 * toplev.c (init_alignments): New, split out from...
9127 (process_options): ...here.
9128 (backend_init_target): New, split out from...
9129 (backend_init): ...here.
9130 (lang_dependent_init_target): New, split out from...
9131 (lang_dependent_init): ...here.
9132 (target_reinit): New.
9133 * toplev.h (target_reinit): Declare.
9134 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9135 now can be called more than once. Update comments.
9136 * expr.h (init_expr_target): Likewise.
9137 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9138 now can be called more than once. Explicitly zero
9139 static_reg_base_value.
9140 * emit-rtl.c (init_emit_regs): New, split out from...
9141 (init_emit_once): Here.
9142 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9143 non-const, so that changes from command-line arguments can overwrite
9144 values provided by the static initializers.
9145 (initial_call_really_used_regs): New, used similarly to the above.
9146 (initial_reg_names): Likewise.
9147 (last_mode_for_init_move_cost): Promoted function-local static to
9148 file-scope static to make it accessible outside init_move_cost.
9149 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9150 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9151 reg_names since it is needed for parsing command-line options.
9152 (init_move_cost): Use last_mode_for_init_move_cost instead of
9153 function-local static.
9154 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9155 call_really_used_regs now. Reinitialize reg_names. Also
9156 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9157 reg_class_superunion. Clear losing_caller_save_reg_set.
9158 Preserve global registers if called more than once. Reset
9159 move cost, may_move_in_cost, may_move_out_cost, and
9160 last_mode_for_init_move_cost.
9161 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9162 can now be invoked more than once. Update comments.
9163 (init_regs): Update comments.
9164 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9165 and initial_call_really_used_regs, instead of the non-initial
9166 variables. This allows us to save the command-line register settings
9167 after target reinitialization.
9168 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9169 * rtl.h (init_emit_regs): Declare.
9170 (init_reg_modes_target, init_alias_target): Renamed as described
9172 * reload1.c (init_reload): Update comments.
9173 * optabs.c (init_optabs): Likewise.
9174 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9176 2007-08-26 Chao-ying Fu <fu@mips.com>
9178 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9181 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9183 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9185 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9187 * bb-reorder.c (copy_bb_p): Likewise.
9188 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9189 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9190 block_ends_with_condjump_p): Likewise.
9191 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9192 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9193 block_ends_with_condjump_p): Likewise.
9194 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9195 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9196 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9197 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9198 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9199 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9200 debug_true_const_tree instad of debug_true_tree.
9201 * debug.c (do_nothing_debug_hooks): Likewise.
9202 * debug.h (ignore_block, debug_true_const_tree): Constify.
9203 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9204 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9205 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9206 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9207 dbx_reg_number, is_based_loc, field_type,
9208 simple_type_align_in_bits, simple_decl_align_in_bits,
9209 simple_type_size_in_bits, field_byte_offset, insert_float,
9210 type_tag, member_declared_type, is_redundant_typedef,
9211 secname_for_decl, is_inlined_entry_point): Likewise.
9212 * emit-rtl.c (const_next_insn, const_previous_insn,
9213 const_next_nonnote_insn, const_prev_nonnote_insn,
9214 const_next_real_insn, const_prev_real_insn,
9215 const_next_active_insn, const_prev_active_insn, const_next_label,
9216 const_prev_label): Likewise.
9217 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9219 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9220 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9221 sched_insn_is_legitimate_for_speculation_p): Likewise.
9222 * jump.c (reversed_comparison_code_parts,
9223 reversed_comparison_code, reversed_comparison, condjump_label):
9225 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9226 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9228 * rtl.h (const_previous_insn, const_next_insn,
9229 const_prev_nonnote_insn, const_next_nonnote_insn,
9230 const_prev_real_insn, const_next_real_insn,
9231 const_prev_active_insn, const_next_active_insn, const_prev_label,
9232 const_next_label, modified_between_p, modified_in_p,
9233 const_note_storeskeep_with_call_p, condjump_label,
9234 reversed_comparison, reversed_comparison_code,
9235 reversed_comparison_code_parts, memory_modified_in_insn_p,
9236 stack_regs_mentioned): Likewise.
9237 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9238 keep_with_call_p): Likewise.
9239 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9240 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9241 sd_lists_size, sd_lists_empty_p): Likewise.
9242 * sched-int.h (sched_insns_conditions_mutex_p,
9243 haifa_classify_insn, no_real_insns_p,
9244 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9245 sd_lists_size, sd_lists_empty_p): Likewise.
9246 * sdbout.c (sdb_debug_hooks): Likewise.
9247 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9248 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9249 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9251 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9252 tree_can_throw_internal): Likewise.
9253 * tree-flow-inline.h (phi_nodes): Likewise.
9254 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9255 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9256 * tree-gimple.c (const_get_call_expr_in): Likewise.
9257 * tree-gimple.h (const_get_call_expr_in): Likewise.
9258 * tree.c (const_lookup_attribute, attribute_list_equal,
9259 attribute_list_contained): Likewise.
9260 * tree.h (attribute_list_equal, attribute_list_contained,
9261 const_lookup_attribute): Likewise.
9262 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9264 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9266 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9267 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9269 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9272 * config/alpha/constraints.md: Delete "svn:mime-type" property
9273 with svn propdel "svn:mime-type".
9275 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9278 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9279 non NOTE insn doesn't cross basic block.
9280 (noce_try_abs): Likewise.
9281 (noce_process_if_block): Likewise.
9283 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9286 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9287 operand without auto-inc-dec.
9288 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9289 offsettable_mem_operand.
9290 (floatunssidf2_internal): Same.
9291 (fix_truncdfsi2_internal): Same.
9292 (floatsidf_ppc64): Same.
9293 (floatunssidf_ppc64): Same.
9294 (fix_trunctfsi2_internal): Same.
9296 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9299 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9300 pass defines needed for version.c.
9302 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9304 * configure.ac (--debug-prefix-map check): Change assembler
9305 version presumed to have feature to 2.18.
9306 * configure: Regenerate.
9308 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9310 * c-common.c (vector_types_convertible_p,
9311 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9312 self_promoting_args_p): Constify.
9313 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9314 c_promoting_integer_type_p, self_promoting_args_p,
9315 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9316 * c-decl.c (anon_aggr_type_p): Likewise.
9317 * * c-dump.c (dump_stmt): Likewise.
9318 * c-objc-common.c (has_c_linkage): Likewise.
9319 * c-tree.h (same_translation_unit_p): Likewise.
9320 * c-typeck.c (null_pointer_constant_p,
9321 tagged_types_tu_compatible_p, function_types_compatible_p,
9322 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9323 comptypes_internal, struct tagged_tu_seen_cache,
9324 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9325 c_size_in_bytes): Likewise.
9326 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9327 hash_ptr, eq_ptr): Likewise.
9328 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9329 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9330 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9331 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9333 * optabs.c (optab_for_tree_code): Likewise.
9334 * optabs.h (optab_for_tree_code): Likewise.
9335 * rtl.h (simplify_rtx): Likewise.
9336 * simplify-rtx.c (simplify_rtx): Likewise.
9337 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9338 dump_flag, dump_node): Likewise.
9339 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9340 queue_and_dump_type, dump_flag): Likewise.
9341 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9342 * tree-pass.h (dump_node): Likewise.
9343 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9344 supportable_narrowing_operation): Likewise.
9345 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9346 supportable_narrowing_operation): Likewise.
9347 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9348 is_negative_overflow_infinity, is_positive_overflow_infinity,
9349 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9350 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9351 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9352 ssa_name_nonzero_p, fp_predicate): Likewise.
9353 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9354 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9355 ssa_name_nonnegative_p): Likewise.
9357 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9359 * config.gcc : Add x86_64-elf target.
9361 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9363 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9365 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9366 Nigel Stephens <nigel@mips.com>
9370 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9371 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9372 * expr.c (SET_BY_PIECES_P): Define.
9373 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9374 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9375 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9377 * expr.h (SET_RATIO): Define.
9378 (can_store_by_pieces, store_by_pieces): Update prototypes.
9379 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9380 can_store_by_pieces/store_by_pieces.
9381 (expand_builtin_memcpy_args): Likewise.
9382 (expand_builtin_strncpy): Likewise.
9383 (expand_builtin_memset_args): Likewise. Also remove special case
9384 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9385 decide what to do instead.
9386 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9387 to can_store_by_pieces.
9389 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9390 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9392 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9393 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9394 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9395 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9396 (STORE_BY_PIECES_P): Define.
9398 2007-08-24 Tom Tromey <tromey@redhat.com>
9400 * varpool.c (varpool_last_needed_node): Fix comment typo.
9401 * c-decl.c (duplicate_decls): Fix comment typo.
9402 (clone_underlying_type): Update comment.
9404 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9406 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9407 alpha_in_small_data_p, alpha_split_complex_arg,
9408 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9410 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9411 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9413 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9414 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9415 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9416 * config/darwin.c (darwin_binds_local_p): Likewise.
9417 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9419 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9420 i386_pe_valid_dllimport_attribute_p): Likewise.
9421 * config/i386/i386.c (ix86_function_regparm,
9422 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9423 x86_can_output_mi_thunk, ix86_mangle_type,
9424 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9425 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9426 i386_pe_binds_local_p): Likewise.
9427 * config/ia64/ia64.c
9428 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9429 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9430 ia64_invalid_conversion, ia64_invalid_unary_op,
9431 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9433 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9434 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9435 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9436 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9437 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9438 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9439 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9440 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9441 * config/pa/pa.c (pa_commutative_p): Likewise.
9442 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9444 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9445 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9446 rs6000_use_blocks_for_constant_p,
9447 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9448 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9449 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9450 * config/s390/s390.c (s390_mangle_type,
9451 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9453 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9454 th_in_small_data_p): Likewise.
9455 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9456 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9458 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9459 sparc_mangle_type): Likewise.
9460 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9461 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9462 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9464 * hooks.c (hook_bool_mode_const_rtx_false,
9465 hook_bool_mode_const_rtx_true,
9466 hook_bool_const_tree_hwi_hwi_const_tree_false,
9467 hook_bool_const_tree_hwi_hwi_const_tree_true,
9468 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9469 hook_constcharptr_const_tree_null,
9470 hook_constcharptr_const_rtx_null,
9471 hook_constcharptr_const_tree_const_tree_null,
9472 hook_constcharptr_int_const_tree_null,
9473 hook_constcharptr_int_const_tree_const_tree_null): New.
9474 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9475 hook_bool_tree_hwi_hwi_tree_false,
9476 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9477 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9478 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9479 hook_constcharptr_int_tree_null,
9480 hook_constcharptr_int_tree_tree_null): Delete.
9481 (default_can_output_mi_thunk_no_vcall): Constify.
9482 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9483 hook_bool_tree_hwi_hwi_tree_false,
9484 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9485 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9486 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9487 hook_constcharptr_int_tree_null,
9488 hook_constcharptr_int_tree_tree_null): Delete.
9489 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9490 hook_bool_const_tree_hwi_hwi_const_tree_false,
9491 hook_bool_const_tree_hwi_hwi_const_tree_true,
9492 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9493 hook_constcharptr_const_tree_null,
9494 hook_constcharptr_const_rtx_null,
9495 hook_constcharptr_const_tree_const_tree_null,
9496 hook_constcharptr_int_const_tree_null,
9497 hook_constcharptr_int_const_tree_const_tree_null): New.
9498 (default_can_output_mi_thunk_no_vcall): Constify.
9499 * integrate.c (function_attribute_inlinable_p): Likewise.
9500 * integrate.h (function_attribute_inlinable_p): Likewise.
9501 * jump.c (rtx_renumbered_equal_p): Likewise.
9502 * output.h (decl_readonly_section, categorize_decl_for_section,
9503 default_use_anchors_for_symbol_p, default_binds_local_p,
9504 default_binds_local_p_1): Likewise.
9505 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9507 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9508 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9509 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9510 TARGET_COMP_TYPE_ATTRIBUTES,
9511 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9512 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9513 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9514 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9515 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9516 * target.h (can_output_mi_thunk, needs_block_p,
9517 first_cycle_multipass_dfa_lookahead_guard_spec,
9518 vector_alignment_reachable, comp_type_attributes,
9519 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9520 commutative_p, use_blocks_for_constant_p,
9521 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9522 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9523 invalid_within_doloop, valid_dllimport_attribute_p,
9524 split_complex_arg, invalid_arg_for_unprototyped_fn,
9525 invalid_conversion, invalid_unary_op, invalid_binary_op):
9527 * targhooks.c (default_invalid_within_doloop,
9528 hook_invalid_arg_for_unprototyped_fn,
9529 default_builtin_vector_alignment_reachable): Likewise.
9530 (hook_bool_rtx_commutative_p): Delete.
9531 (hook_bool_const_rtx_commutative_p): New.
9532 * targhooks.h (default_invalid_within_doloop,
9533 default_builtin_vector_alignment_reachable,
9534 hook_invalid_arg_for_unprototyped_fn): Constify.
9535 (hook_bool_rtx_commutative_p): Delete.
9536 (hook_bool_const_rtx_commutative_p): New.
9537 * varasm.c (bss_initializer_p, decl_default_tls_model,
9538 categorize_decl_for_section, decl_readonly_section,
9539 default_use_anchors_for_symbol_p, default_binds_local_p,
9540 default_binds_local_p_1): Constify.
9542 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9544 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9545 __NO_BUILTIN if -fno-builtin.
9547 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9549 * config/bfin/bfin.c (print_operand): Report error instead of
9550 ICE for wrong operand.
9552 2007-08-24 Michael Matz <matz@suse.de>
9554 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9556 2007-08-24 Richard Guenther <rguenther@suse.de>
9559 * tree-ssa.c (useless_type_conversion_p): Split into a
9560 recursive and a non-recursive part.
9561 (useless_type_conversion_p_1): New function.
9562 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9563 from maybe_fold_offset_to_reference is trivially convertible
9564 to the desired type before doing the simplification.
9566 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9568 * expr.c (store_expr): Optimize initialization of an array
9570 * expr.h (builtin_strncpy_read_str): New prototype.
9571 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9574 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9577 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9578 field when initializing if_info structure.
9580 2007-08-24 Richard Guenther <rguenther@suse.de>
9582 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9584 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9585 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9586 * tree-inline.c (inlinable_function_p): Fold in common parts of
9587 the cannot_inline_tree_fn langhook.
9588 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9589 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9590 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9591 cannot_inline_tree_fn langhook.
9592 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9593 cannot_inline_tree_fn member.
9595 2007-08-24 Richard Guenther <rguenther@suse.de>
9597 * expr.c (get_inner_reference): Do computation of bitoffset
9598 from offset in a way we can detect overflow reliably.
9600 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9602 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9604 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9606 * config/bfin/bfin.opt (mfast-fp): Add.
9607 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9608 libbffastfp override libgcc if -mfast-fp.
9609 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9610 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9611 (Blackfin Options): Document -mfast-fp.
9613 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9615 PR tree-optimization/32573
9617 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9618 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9619 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9620 (build_classic_dist_vector): Return false rather than true if
9621 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9622 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9623 returned false. Don't call save_dist_v before calling
9624 build_classic_dist_vector_1.
9625 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9626 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9627 DDR_DIR_VECTS vectors.
9629 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9631 * configure.ac (leb128): Modify sed statement to work with any
9632 binutils version string.
9633 * configure: Regenerate
9635 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9637 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9638 Wrap in RTX_CODE macro guard.
9639 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9640 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9641 arm_mark_dllimport, arm_pe_encode_section_info,
9642 arm_pe_unique_section): Use ISO-C function declarations.
9643 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9644 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9645 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9647 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9648 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9650 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9652 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9653 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9654 (register_move_cost): Use ISO-C function declarations.
9655 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9656 * config/score/score-protos.h (score_declare_object): Add
9658 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9660 * final.c (profile_function): Avoid empty if-bodies.
9663 * calls.c (must_pass_in_stack_var_size,
9664 must_pass_in_stack_var_size_or_pad): Constify.
9665 * config/alpha/alpha-protos.h (function_value): Likewise.
9666 * config/alpha/alpha.c (alpha_return_in_memory,
9667 alpha_pass_by_reference, function_value,
9668 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9669 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9671 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9672 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9673 TARGET_PROMOTE_PROTOTYPES): Likewise.
9674 * config/arm/arm-protos.h (arm_return_in_memory,
9675 arm_pad_arg_upward, arm_function_value): Likewise.
9676 * config/arm/arm.c (arm_pass_by_reference,
9677 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9678 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9679 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9681 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9682 * config/avr/avr-protos.h (avr_function_value): Likewise.
9683 * config/avr/avr.c (avr_return_in_memory,
9684 gas_output_limited_string, gas_output_ascii, avr_function_value,
9685 avr_return_in_memory): Likewise.
9686 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9687 * config/bfin/bfin.c (bfin_pass_by_reference,
9688 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9689 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9691 * config/cris/cris.c (cris_pass_by_reference,
9692 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9693 * config/crx/crx.c (crx_return_in_memory): Likewise.
9694 * config/darwin.c (function_base, machopic_function_base_name):
9696 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9697 TARGET_PROMOTE_PROTOTYPES): Likewise.
9698 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9699 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9700 * config/i386/i386-protos.h (ix86_return_in_memory,
9701 ix86_sol10_return_in_memory): Likewise.
9702 * config/i386/i386.c (ix86_function_value,
9703 ix86_function_sseregparm, ix86_must_pass_in_stack,
9704 type_natural_mode, classify_argument, examine_argument,
9705 construct_container, ix86_pass_by_reference, function_value_32,
9706 function_value_64, ix86_function_value_1, return_in_memory_32,
9707 return_in_memory_64, return_in_memory_ms_64,
9708 ix86_return_in_memory, ix86_sol10_return_in_memory,
9709 TARGET_PROMOTE_PROTOTYPES): Likewise.
9710 * config/ia64/ia64-protos.h (ia64_function_value,
9711 ia64_hpux_function_arg_padding): Likewise.
9712 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9713 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9714 ia64_hpux_function_arg_padding): Likewise.
9715 * config/iq2000/iq2000-protos.h (function_arg,
9716 iq2000_function_value): Likewise.
9717 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9718 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9719 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9720 function_arg, iq2000_function_value): Likewise.
9721 * config/m32c/m32c-protos.h (m32c_function_value,
9722 m32c_promote_function_return): Likewise.
9723 * config/m32c/m32c.c (m32c_pass_by_reference,
9724 m32c_promote_prototypes, m32c_promote_function_return,
9725 m32c_function_value): Likewise.
9726 * config/m32r/m32r.c (m32r_return_in_memory,
9727 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9728 m32r_in_small_data_p): Likewise.
9729 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9731 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9732 m68hc11_function_arg_padding): Likewise.
9733 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9734 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9735 m68k_function_value): Likewise.
9736 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9737 mcore_function_value): Likewise.
9738 * config/mcore/mcore.c (handle_structs_in_regs,
9739 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9740 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9741 mcore_num_arg_regs, mcore_function_value): Likewise.
9742 * config/mips/mips-protos.h (mips_pad_arg_upward,
9743 mips_function_value): Likewise.
9744 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9745 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9746 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9747 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9748 mips_function_value): Likewise.
9749 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9751 * config/mmix/mmix.c (mmix_pass_by_reference,
9752 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9753 mmix_encode_section_info): Likewise.
9754 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9756 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9757 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9758 mn10300_function_value): Likewise.
9759 * config/mt/mt-protos.h (mt_function_value): Likewise.
9760 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9761 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9762 * config/pa/pa-protos.h (function_arg_padding, function_value,
9763 pa_return_in_memory): Likewise.
9764 * config/pa/pa.c (pa_pass_by_reference,
9765 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9766 function_arg_padding, function_value, pa_return_in_memory):
9768 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9769 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9770 function_arg_padding): Likewise.
9771 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9772 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9773 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9774 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9775 function_arg_padding, altivec_expand_dst_builtin,
9776 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9777 altivec_init_builtins, rs6000_common_init_builtins,
9778 rs6000_function_value): Likewise.
9779 * s390/s390-protos.h (s390_function_value): Likewise.
9780 * config/s390/s390.c (s390_function_arg_size,
9781 s390_pass_by_reference, s390_return_in_memory,
9782 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9783 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9784 * config/score/score-protos.h (score_function_value): Likewise.
9785 * config/score/score.c (score_arg_partial_bytes,
9786 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9787 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9788 score_pass_by_reference, score_add_offset, score_function_value):
9790 * config/sh/sh-protos.h (sh_attr_renesas_p,
9791 sh_promote_prototypes): Likewise.
9792 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9793 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9794 sh_attr_renesas_p): Likewise.
9795 * config/sparc/sparc-protos.h (function_value,
9796 function_arg_padding): Likewise.
9797 * config/sparc/sparc.c (sparc_promote_prototypes,
9798 sparc_return_in_memory, sparc_pass_by_reference,
9799 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9800 function_arg_record_value_2, function_arg_record_value_1,
9801 function_arg_record_value, function_arg_record_value,
9802 function_arg_padding, function_value): Likewise.
9803 * config/spu/spu-protos.h (spu_function_value): Likewise.
9804 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9805 spu_function_value): Likewise.
9806 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9808 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9809 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9810 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9812 * config/v850/v850.c (v850_return_in_memory,
9813 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9814 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9815 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9816 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9817 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9819 * explow.c (promote_mode, hard_function_value): Likewise.
9820 * expr.h (hard_function_value, promote_mode): Likewise.
9821 * function.c (aggregate_value_p): Likewise.
9822 * hooks.c (hook_bool_const_tree_true): New.
9823 * hooks.h (hook_bool_const_tree_true): New.
9824 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9825 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9826 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9827 TARGET_RETURN_IN_MSB): Likewise.
9828 * target.h (promote_function_args, promote_function_return,
9829 promote_prototypes, return_in_memory, return_in_msb,
9830 pass_by_reference, must_pass_in_stack, callee_copies,
9831 function_value): Likewise.
9832 * targhooks.c (default_return_in_memory,
9833 hook_pass_by_reference_must_pass_in_stack,
9834 hook_callee_copies_named,
9835 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9836 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9837 default_function_value): Likewise.
9838 * targhooks.h (default_return_in_memory,
9839 hook_pass_by_reference_must_pass_in_stack,
9840 hook_callee_copies_named,
9841 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9842 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9843 default_function_value): Likewise.
9844 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9845 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9846 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9847 * tree.c (needs_to_live_in_memory): Likewise.
9848 * tree.h (struct tree_type, needs_to_live_in_memory,
9849 aggregate_value_p, must_pass_in_stack_var_size,
9850 must_pass_in_stack_var_size_or_pad): Likewise.
9851 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9852 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9853 lookup_filename): Likewise.
9855 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9858 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9859 fake fcomi i387 instruction for !TARGET_CMOVE.
9860 (ix86_expand_branch): Expand natural sequence with one jump for
9861 all targets, not only TARGET_CMOVE.
9862 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9863 pattern to implement fake fcomi sequence. Split instruction after
9864 reload to correct compare sequences.
9865 (*cmpfp_xf_cc): Ditto.
9866 (*cmpfp_<mode>_cc): Ditto.
9867 (*cmpfp_u_cc): Ditto.
9868 (*cmpfp_<mode>_cc): Ditto.
9870 2007-08-23 Richard Guenther <rguenther@suse.de>
9872 * tree-pretty-print.c (dump_generic_node): Annotate
9873 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9875 2007-08-23 Richard Guenther <rguenther@suse.de>
9877 * builtins.c (expand_builtin_mathfn): Wrap argument in
9878 save_expr directly instead of re-building the call.
9879 (expand_builtin_mathfn_2): Likewise.
9880 (expand_builtin_mathfn_3): Likewise.
9881 (expand_builtin_interclass_mathfn): Likewise.
9882 (expand_builtin_int_roundingfn): Set arg.
9883 (expand_builtin_int_roundingfn_2): Likewise.
9885 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9887 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9888 *sse_nand<mode>3, *sse_xor<mode>3): New.
9890 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9892 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9893 * config/i386/i386.c (print_operand): Handle ';' code. Output
9894 semicolon for TARGET_MACHO.
9895 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9896 emit semicolon after 'lock' prefix.
9897 (sync_double_compare_and_swap<mode>): Ditto.
9898 (*sync_double_compare_and_swapdi_pic): Ditto.
9899 (*sync_compare_and_swap_cc<mode>): Ditto.
9900 (sync_double_compare_and_swap_cc<mode>): Ditto.
9901 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9902 (sync_old_add<mode>): Ditto.
9903 (sync_add<mode>): Ditto.
9904 (sync_sub<mode>): Ditto.
9905 (sync_ior<mode>): Ditto.
9906 (sync_and<mode>): Ditto.
9907 (sync_xor<mode>): Ditto.
9909 2007-08-22 Chao-ying Fu <fu@mips.com>
9911 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9913 (copy_rtx): Handle CONST_FIXED.
9914 (rtx_equal_p): Likewise.
9915 * rtl.h (fixed_value.h): New include.
9916 (rtx_def): Add a new field of fixed_value to u.
9917 (XCNMPFV): Define for accessing fixed_value.
9918 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9920 * rtl.def (CONST_FIXED): New constant.
9921 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9922 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9923 US_ASHIFT): New codes.
9924 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9925 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9926 unsigned_fract_convert, unsigned_sat_fract): Document them.
9927 * varasm.c (assemble_integer): Extend to support fixed-point constants
9928 by using different machine classes.
9929 (decode_addr_const): Handle FIXED_CST.
9930 (const_hash_1): Likewise.
9931 (compare_constant): Likewise.
9932 (copy_constant): Likewise.
9933 (const_rtx_hash_1): Handle CONST_FIXED.
9934 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9935 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9937 (initializer_constant_valid_p): Handle FIXED_CST.
9938 (output_constant): Support FIXED_POINT_TYPE.
9939 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9940 * cse.c (hash_rtx): Support CONST_FIXED.
9941 (exp_equiv_p): Likewise.
9942 (cannon_reg): Likewise.
9943 (fold_rtx): Likewise.
9944 (equiv_constant): Likewise.
9945 (cse_process_notes_1): Likewise.
9946 (count_reg_usage): Likewise.
9947 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9948 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9949 (wrap_constant): Check CONST_FIXED.
9950 (cselib_hash_rtx): Support CONST_FIXED.
9951 (cselib_subst_to_values): Likewise.
9952 * df-scan.c (df_uses_record): Likewise.
9953 * gcse.c (want_to_gcse_p): Likewise.
9954 (oprs_unchanged_p): Likewise.
9955 (oprs_not_set_p): Likewise.
9956 (compute_transp): Likewise.
9957 (extract_mentioned_regs_helper): Likewise.
9958 * genemit.c (gen_exp): Likewise.
9959 * local-alloc.c (equiv_init_varies_p): Likewise.
9960 (contains_replace_regs): Likewise.
9961 (memref_referenced_p): Likewise.
9962 * loop-invariant.c (check_maybe_invariant): Likewise.
9963 (hash_invariant_expr_1): Likewise.
9964 (invariant_expr_equal_p): Likewise.
9965 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9966 * regclass.c (reg_scan_mark_refs): Likewise.
9967 * regrename.c (scan_rtx): Likewise.
9968 * resource.c (mark_referenced_resources): Likewise.
9969 (mark_set_resources): Likewise.
9970 * rtlanal.c (rtx_unstable_p): Likewise.
9971 (rtx_varies_p): Likewise.
9972 (count_occurrences): Likewise.
9973 (reg_mentioned_p): Likewise.
9974 (modified_between_p): Likewise.
9975 (modified_in_p): Likewise.
9976 (volatile_insn_p): Likewise.
9977 (volatile_refs_p): Likewise.
9978 (side_effects_p): Likewise.
9979 (may_trap_p_1): Likewise.
9980 (inequality_comparisons_p): Likewise.
9981 (computed_jump_p_1): Likewise.
9982 (commutative_operand_precedence): Likewise.
9983 * sched-deps.c (sched_analyze_2): Likewise.
9984 * sched-vis.c (print_value): Likewise.
9985 * reload.c (operands_match_p): Likewise.
9986 (subst_reg_equivs): Likewise.
9987 * reload1.c (eliminate_regs_1): Likewise.
9988 (elimination_effects): Likewise.
9989 (scan_paradoxical_subregs): Likewise.
9990 * alias.c (rtx_equal_for_memref_p): Likewise.
9991 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9992 * emit-rtl.c (const_fixed_htab): New hash table.
9993 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9995 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9996 const_fixed_from_fixed_value): New functions.
9997 (verify_rtx_sharing): Handle CONST_FIXED.
9998 (copy_rtx_if_shared_1): Likewise.
9999 (reset_used_flags): Likewise.
10000 (set_used_flags): Likewise.
10001 (copy_insn_1): Likewise.
10002 (init_emit_once): Create const_fixed_htab.
10003 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10005 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10007 PR tree-optimization/32949
10008 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10009 before failing for ivs with non-constant step.
10011 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10013 * doc/md.texi (Iterators): Renamed from Macros. All contents
10014 changed to reflect rename of respectively define_code_macro and
10015 define_mode_macro to define_code_iterator and define_mode_iterator.
10016 (Mode Iterators, Code Iterators): Similar.
10017 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10018 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10019 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10020 (initialize_iterators, find_iterator, check_code_iterator)
10021 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10022 (read_mapping, read_rtx_1): Similar.
10023 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10024 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10025 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10026 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10027 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10028 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10029 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10030 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10031 config/rs6000/sync.md, config/rs6000/rs6000.md,
10032 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10033 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10034 config/vax/vax.md, config/bfin/bfin.md: Similar.
10036 2007-08-22 David Daney <ddaney@avtrex.com>
10038 * doc/install.texi (Testing): Mention testing on a simulator.
10040 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10042 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10044 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10045 and rearrange floating point conversion functions into different
10048 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10050 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10051 dfa_post_advance_cycle): New scheduler hooks.
10052 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10053 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10055 (TARGET_SCHED): Use them.
10056 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10057 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10058 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10060 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10061 function to facilitate debugging.
10062 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10063 (output_insn_has_dfa_reservation_p): New static function to output
10064 insn_has_dfa_reservation_p ().
10065 (write_automata): Use it.
10066 * genattr.c (main): Output declaration for
10067 insn_has_dfa_reservation_p ().
10069 2007-08-22 Christian Bruel <christian.bruel@st.com>
10070 Richard Guenther <rguenther@suse.de>
10072 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10073 * simplify_rtx (simplify_binary_operation_1): Likewise.
10075 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10077 PR rtl-optimization/32557
10078 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10079 of REGNO (mws->mw_reg).
10081 2007-08-22 Richard Guenther <rguenther@suse.de>
10083 PR middle-end/33007
10084 * builtins.c (expand_builtin_int_roundingfn): Replace call
10085 argument wrapped with SAVE_EXPR directly.
10086 (expand_builtin_int_roundingfn_2): Likewise.
10088 2007-08-22 Richard Guenther <rguenther@suse.de>
10090 * tree-inline.c (inlinable_function_p): Restore disregarding
10091 inline limits for GNU extern inline functions.
10093 2007-08-22 Richard Guenther <rguenther@suse.de>
10095 PR middle-end/32563
10096 * tree.c (host_integerp): Treat sizetype as signed as it is
10099 2007-08-21 Ian Lance Taylor <iant@google.com>
10101 PR tree-optimization/33134
10102 * tree-vrp.c (adjust_range_with_scev): Call
10103 set_value_range_to_value.
10105 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10107 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10110 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10112 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10115 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10117 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10118 cases to set eight bytes at a time.
10119 (expand_block_move): Likewise.
10121 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10124 * dwarf2out.c (gen_decl_die): Don't call
10125 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10127 2007-08-21 Paul Brook <paul@codesourcery.com>
10128 Nathan Sidwell <nathan@codesourcery.com>
10129 Mark Mitchell <mark@codesourcery.com>
10130 Joseph Myers <joseph@codesourcery.com>
10132 * configure.ac: Add --with-pkgversion and --with-bugurl.
10133 * configure: Regenerate.
10134 * doc/install.texi: Document them.
10135 * version.c (version_string): Remove VERSUFFIX.
10136 (VERSUFFIX): Remove.
10137 (pkgversion_string): New.
10138 (bug_report_url): Do not hard-code initializer.
10139 * version.h (pkgversion_string): Declare.
10140 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10142 (version.o): Define PKGVERSION and BUGURL.
10143 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10144 (%.pod): Define BUGURL.
10145 * gcc.c (process_command, main): Use pkgversion_string.
10146 * toplev.c (compile_file, print_version): Likewise.
10147 * protoize.c (main): Likewise.
10148 * gcov.c (print_version): Likewise. Update copyright date.
10149 * gcov-dump.c (print_version): Likewise. Update copyright date.
10150 * mips-tdump.c (main): Likewise. Update copyright date.
10151 * mips-tfile.c (main): Likewise. Update copyright date.
10152 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10153 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10154 shorten description.
10155 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10156 * doc/gccint.texi: Likewise.
10157 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10158 Update copyright date.
10160 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10162 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10163 (ix86_expand_strlensi_unroll_1): Ditto.
10164 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10165 (ix86_expand_carry_flag_compare): Update comment.
10167 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10169 PR middle-end/32912
10170 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10171 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10173 2007-08-21 Richard Guenther <rguenther@suse.de>
10175 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10177 2007-08-21 Richard Guenther <rguenther@suse.de>
10179 PR middle-end/33122
10180 * fold-const.c (fold_binary): Remove index +p PTR folding.
10181 Fix types of POINTER_PLUS_EXPR generated by folding of
10184 2007-08-20 Chao-ying Fu <fu@mips.com>
10186 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10187 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10188 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10189 (c_common_fixed_point_type_for_size): Declare.
10190 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10191 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10192 (c_token_starts_declspecs): Likewise.
10193 (c_parser_declspecs): Likewise.
10194 (c_parser_attributes): Likewise.
10195 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10196 (c_declspecs): Add saturating_p.
10197 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10198 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10199 _Sat. Handle RID_SAT.
10200 Avoid using void, bool, char, int, float, double, _Decimal32,
10201 _Decimal64, _Decimal128, and complex with _Sat.
10202 Handle RID_FRACT and RID_ACCUM.
10203 Make sure _Sat is used with _Fract or _Accum.
10204 (finish_declspecs): Handle cts_fract and cts_accum.
10205 * c-common.c (fixed-value.h): New include.
10206 (constant_expression_warning): Handle FIXED_CST.
10207 (overflow_warning): Likewise.
10208 (warnings_for_convert_and_check): Likewise.
10209 (c_common_fixed_point_type_for_size): New.
10210 (c_common_type_for_mode): Handle fixed-point modes to
10211 return various saturating/non-saturating, signed/unsigned types.
10212 (c_common_signed_or_unsigned_type): Support fixed-point types.
10213 (shorten_compare): Check fixed-point zero.
10214 Handle FIXED_POINT_TYPE.
10215 (c_common_truthvalue_conversion): Handle FIXED_CST.
10216 Handle FIXED_POINT_TYPE.
10217 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10219 (handle_mode_attribute): Handle fixed-point modes. Need to check
10220 if the signness of base type and fixed-point modes are consistent.
10221 (handle_vector_size_attribute): Handle fixed-point modes.
10222 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10223 (warn_for_div_by_zero): Check fixed-point zero.
10224 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10225 a common fixed-point type based on fbit, ibit, sign, and saturation.
10226 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10227 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10228 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10229 (convert_for_assignment): Support FIXED_POINT_TYPE.
10230 (digest_init): Handle FIXED_POINT_TYPE.
10231 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10232 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10233 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10234 GE_EXPR, LT_EXPR, GT_EXPR.
10235 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10236 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10237 * target.h (gcc_target): Add fixed_point_supported_p.
10238 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10239 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10240 (default_fixed_point_supported_p): Define.
10241 * targhooks.h (default_fixed_point_supported_p): Declare.
10242 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10243 * doc/install.texi (Configuration): Add --enable-fixed-point.
10244 * configure.ac (--enable-fixed-point): New to enable fixed-point
10245 arithmetic extension to C. For mips targets, we enable it by default.
10246 * configure, config.in: Regenerate.
10248 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10250 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10252 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10254 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10255 DWARF2_DEBUGGING_INFO.
10256 (cold_text_section_used): Same.
10257 (cold_text_section): Same.
10259 2007-08-20 Richard Guenther <rguenther@suse.de>
10261 * c-typeck.c (convert_for_assignment): Use the type of
10262 the member for the initialization.
10264 2007-08-20 Richard Guenther <rguenther@suse.de>
10266 * c-objc-common.c (c_disregard_inline_limits): Remove.
10267 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10268 * cgraphunit.c (cgraph_process_new_functions): Call
10269 disregard_inline_limits_p.
10270 (cgraph_preserve_function_body_p): Likewise.
10271 * ipa-inline.c (compute_inline_parameters): Likewise.
10272 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10274 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10275 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10276 disregard_inline_limits langhook.
10277 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10279 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10280 disregard_inline_limits langhook.
10281 * tree-inline.c (disregard_inline_limits_p): New function.
10282 * tree-inline.h (disregard_inline_limits_p): Declare.
10284 2007-08-20 Richard Guenther <rguenther@suse.de>
10286 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10287 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10288 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10289 auto_var_in_fn_p langhook.
10290 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10292 * tree.c (auto_var_in_fn_p): ... here.
10293 (find_var_from_fn): Call auto_var_in_fn_p directly.
10294 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10295 auto_var_in_fn_p langhook.
10296 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10297 (copy_body_r): Likewise.
10298 (self_inlining_addr_expr): Likewise.
10299 * tree.h (auto_var_in_fn_p): Declare.
10301 2007-08-20 Richard Guenther <rguenther@suse.de>
10303 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10304 (walk_type_fields): Take lh parameter.
10305 (walk_tree): Rename to ...
10306 (walk_tree_1): ... this. Do not call the walk_subtrees
10307 langhook but the now passed callback. Pass lh on recursion.
10308 (walk_tree_without_duplicates): Rename to ...
10309 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10310 and call walk_tree_1.
10311 * tree.h (walk_tree_lh): New typedef.
10312 (walk_tree_1): Declare.
10313 (walk_tree_without_duplicates_1): Likewise.
10314 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10315 (walk_tree_without_duplicates): New define to
10316 walk_tree_without_duplicates_1 with NULL lh parameter.
10317 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10318 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10320 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10321 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10322 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10325 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10327 PR middle-end/30564
10328 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10329 code in front of the compacting of basic blocks.
10330 Move the folding of statements inbetween the cgraph checking
10331 and compacting of basic blocks.
10333 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10334 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10337 * config/alpha/alpha.c (va_list_skip_additions): Check for
10338 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10339 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10340 PLUS_EXPR when checking ap.__base.
10341 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10342 when doing addition on pointer types. Use size_int instead of
10344 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10345 ptr_type in the second operand.
10347 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10350 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10352 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10354 PR middle-end/32940
10355 * cfgexpand.c (expand_one_register_var): Mark pointer
10356 DECL_ARTIFICIAL as REG_POINTER also.
10357 * stmt.c (expand_decl): Likewise.
10359 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10366 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10367 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10368 on_worklist argument and avoid adding things to worklist multiple
10370 (add_to_worklist): Ditto.
10371 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10372 single SFT is clobbered.
10373 (set_initial_properties): Ditto.
10374 (compute_call_clobbered): Update for changes to function
10376 (create_overlap_variables_for): Always create SFT for offset 0.
10377 (create_structure_vars): Handle PHI's, since we are in SSA form at
10379 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10380 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10382 (add_vars_for_offset): Figure out aliases from access + points-to.
10383 (add_virtual_operand): Use add_vars-for_offset.
10384 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10385 (add_call_clobber_ops): Remove makes_clobbering_call set.
10386 (get_expr_operands): Always pass through the INDIRECT_REF
10388 * tree-ssa-structalias.c (struct constraint_graph): Remove
10390 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10391 address_taken, pt_used, number_incoming.
10392 (FIRST_ADDR_NODE): Removed.
10393 (merge_graph_nodes): Remove broken code for the moment.
10394 (init_graph): New function.
10395 (build_pred_graph): Remove code to init_graph.
10396 Add location equivalence support.
10397 (struct scc_info): Rename roots to deleted.
10398 (scc_visit): Ditto.
10399 (init_scc_info): Ditto
10400 (init_topo_info): Use graph->size.
10401 (compute_topo_order): Ditto.
10402 (do_da_constraint): Removed.
10403 (do_sd_constraint): Remove calls to find().
10404 set_union_with_increment should always get 0 as last arg here.
10405 (do_complex_constraint): Replace do_da_constraint with assert.
10407 (struct equiv_class_label): New.
10408 (pointer_equiv_class_table): Ditto.
10409 (location_equiv_class_table): Ditto.
10410 (equiv_class_label_hash): Ditto.
10411 (equiv_class_label_eq): Ditto
10412 (equiv_class_lookup): Ditto.
10413 (equiv_class_ladd): Ditto.
10414 (pointer_equiv_class): Ditto.
10415 (location_equiv_class): Ditto.
10416 (condense_visit): Rename and rewrite from label_visit to do only
10417 SCC related stuff for HU.
10418 (label_visit): Do HU work for HU.
10419 (perform_var_substitution): Update to do HU and location
10421 (free_var_substitution_info): Update to free HU and location
10422 equivalence structures. */
10423 (find_equivalent_node): Update for pointer but not location
10425 (unite_pointer_equivalences): New function.
10426 (move_complex_constraints): Rewrite to only do moving.
10427 (rewrite_constraints): Split out of move_complex_constraints.
10428 (solve_graph): Use graph->size.
10429 (process_constraint_1): Add from_call argument, use it.
10430 Split *a = &b into two constraints.
10431 (process_constraint): Use new process_constraint_1.
10432 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10433 (get_constraint_for): Handle non-pointer integers properly.
10434 Remove code that used to handle structures.
10435 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10436 with unknown addends.
10437 (handle_rhs_call): New function.
10438 (find_func_aliases): Use handle_rhs_call.
10439 (set_uids_in_ptset): Add an assert.
10440 (set_used_smts): Fix bug in not considering unified vars.
10441 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10442 (compute_points_to_sets): Update for other function changes.
10443 (delete_points_to_sets): Ditto.
10444 (ipa_pta_execute): Ditto.
10445 (pass_ipa_pta): We need to update SSA after ipa_pta.
10447 2007-08-19 Jan Hubicka <jh@suse.cz>
10449 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10451 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10453 * dwarf2out.c (text_section_used, cold_text_section_used,
10454 cold_text_section, dwarf2out_note_section_used): New.
10455 (dwarf2out_init): Initialize cold_text_section.
10456 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10457 dwarf2out_note_section_used.
10458 (size_of_aranges): Only count entry for text section if it was
10459 used. Count entry for cold text section if it was used.
10460 (output_aranges): Only output entries for text section and cold
10461 text section if they were used.
10463 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10465 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10467 (debug_generic_stmt): Likewise.
10468 (debug_tree_chain): Likewise.
10470 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10472 * tree-data-refs.c (split_constant_offset): Expose.
10473 * tree-data-refs.h (split_constant_offset): Add declaration.
10475 * tree-vectorizer.h (dr_alignment_support): Renamed
10476 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10477 Added a new value dr_explicit_realign.
10478 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10479 dr_offset, dr_step, and dr_aligned_to, along with new access
10480 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10481 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10482 STMT_VINFO_DR_ALIGNED_TO.
10484 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10486 In case of outer-loop vectorization with non-fixed misalignment - use
10487 the dr_explicit_realign scheme instead of the optimized realignment
10489 (new_stmt_vec_info): Initialize new fields.
10491 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10492 'nested_in_vect_loop' case. Change verbosity level.
10493 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10494 Don't fail on zero step in the outer-loop for loads.
10495 (vect_analyze_data_refs): Call split_constant_offset to calculate
10496 base, offset and init relative to the outer-loop.
10498 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10499 BSI function argument with a new function argument - at_loop.
10500 Simplify the condition that determines STEP. Takes additional argument
10501 INV_P. Support outer-loop vectorization (handle the
10502 nested_in_vect_loop case), including zero step in the outer-loop. Call
10503 vect_create_addr_base_for_vector_ref with additional argument.
10504 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10505 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10506 Fixed and simplified calculation of step.
10507 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10508 of bsi, and with additional argument. Call bump_vector_ptr with
10509 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10510 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10511 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10512 when the realignment setup needs to take place inside the loop.
10513 Support the dr_explicit_realign scheme. Allow generating the optimized
10514 realignment scheme for outer-loop vectorization. Added documentation.
10515 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10516 the 'nested_in_vect_loop' case, including loads that are invariant in
10517 the outer-loop and the realignment schemes. Handle the case when the
10518 realignment setup needs to take place inside the loop. Call
10519 vect_setup_realignment with additional arguments. Call
10520 vect_create_data_ref_ptr with additional argument and with loop instead
10521 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10522 (vect_gen_niters_for_prolog_loop): Call
10523 vect_create_addr_base_for_vector_ref with additional arguments.
10524 (vect_create_cond_for_align_checks): Likewise.
10525 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10526 scheme: takes additional argument bump; argument ptr_incr is now
10527 optional; updated documentation.
10528 (vect_init_vector): Takes additional argument (bsi). Use it, if
10529 available, to insert the vector initialization.
10530 (get_initial_def_for_induction): Pass additional argument in call to
10532 (vect_get_vec_def_for_operand): Likewise.
10533 (vect_setup_realignment): Likewise.
10534 (vectorizable_load): Likewise.
10536 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10538 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10539 as argument instead of struct loop.
10540 (nested_in_vect_loop_p): New function.
10541 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10542 vect_used_in_outer.
10543 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10544 from other phis in the loop.
10545 (destroy_loop_vec_info): Add additional argument to declaration.
10547 * tree-vectorizer.c (supportable_widening_operation): Also check if
10548 nested_in_vect_loop_p (don't allow changing the order in this case).
10549 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10550 of struct loop. Call nested_in_vect_loop_p and don't require
10551 flag_unsafe_math_optimizations if it returns true.
10552 (new_stmt_vec_info): When setting def_type for phis differentiate
10553 loop-header phis from other phis.
10554 (bb_in_loop_p): New function.
10555 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10556 just update their loop_vinfo. Order of BB traversal now matters -
10557 call dfs_enumerate_from with bb_in_loop_p.
10558 (destroy_loop_vec_info): Takes additional argument to control whether
10559 stmt_vinfo of the loop stmts should be destroyed as well.
10560 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10561 reduction stmt to be defines by a non loop-header phi.
10562 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10564 * tree-vect-transform.c (vectorizable_reduction): Call
10565 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10566 (vectorizable_call): Likewise.
10567 (vectorizable_conversion): Likewise.
10568 (vectorizable_operation): Likewise.
10569 (vectorizable_type_promotion): Likewise.
10570 (vectorizable_type_demotion): Likewise.
10571 (vectorizable_store): Likewise.
10572 (vectorizable_live_operation): Likewise.
10573 (vectorizable_reduction): Likewise. Also pass loop_info to
10574 vect_is_simple_reduction instead of loop.
10575 (vect_init_vector): Call nested_in_vect_loop_p.
10576 (get_initial_def_for_reduction): Likewise.
10577 (vect_create_epilog_for_reduction): Likewise.
10578 (vect_init_vector): Check which loop to work with, in case there's an
10580 (get_initial_def_for_inducion): Extend to handle outer-loop
10581 vectorization. Fix indentation.
10582 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10583 In the case vect_induction_def get the vector def from the induction
10584 phi node, instead of calling get_initial_def_for_inducion.
10585 (get_initial_def_for_reduction): Extend to handle outer-loop
10587 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10589 (vect_transform_loop): Change assert to just skip this case. Add a
10591 (vect_finish_stmt_generation): Add a couple asserts.
10593 (vect_estimate_min_profitable_iters): Multiply
10594 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10596 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10597 this is an inner-loop reduction in outer-loop vectorization.
10599 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10600 Same code as what used to be vect_analyze_scalar_cycles, only with
10601 additional argument loop, and loop_info passed to
10602 vect_is_simple_reduction instead of loop.
10603 (vect_analyze_scalar_cycles): Code factored out into
10604 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10605 Updated documentation.
10606 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10607 outer-loop vectorization that are live or not used in the outerloop,
10608 cause this requires special handling.
10609 (vect_enhance_data_refs_alignment): Don't consider versioning for
10611 (vect_analyze_data_refs): Check that there are no datarefs in the
10613 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10614 and vect_used_in_outer_by_reduction cases.
10615 (process_use): Also consider the case of outer-loop stmt defining an
10616 inner-loop stmt and vice versa.
10617 (vect_analyze_loop_1): New function.
10618 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10619 loops. Call vect_analyze_loop_1.
10620 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10621 been vectorized. Call destroy_loop_vec_info with additional argument.
10623 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10624 in the inner-loop when doing outer-loop vectorization. Add
10625 documentation and printout.
10626 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10627 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10629 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10631 * tree-affine.h (print_aff): New prototype.
10632 (debug_aff): Likewise.
10633 * tree-affine.c (print_aff): New function.
10634 (debug_aff): Likewise.
10636 2007-08-18 Paul Brook <paul@codesourcery.com>
10637 Joseph Myers <joseph@codesourcery.com>
10639 * common.opt (-fdebug-prefix-map=): New option.
10640 * opts.c: Include debug.h.
10641 (common_handle_option): Handle -fdebug-prefix-map.
10642 * final.c: Include ggc.h.
10643 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10644 remap_debug_filename): New.
10645 * Makefile.in (final.o, opts.o): Update dependencies.
10646 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10647 * configure.ac: Check for assembler --debug-prefix-map support.
10648 * configure, config.in: Regenerate.
10649 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10650 (ASM_DEBUG_SPEC): Include ASM_MAP.
10651 * doc/install.texi (--with-debug-prefix-map): Document.
10652 * doc/invoke.texi (-fdebug-prefix-map): Document.
10653 * dbxout.c (dbxout_init, dbxout_start_source_file,
10654 dbxout_source_file): Call remap_debug_filename.
10655 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10656 dwarf2out_start_source_file, dwarf2out_finish): Call
10657 remap_debug_filename.
10658 (file_table_relative_p): Do not check d->emitted_number.
10659 * toplev.c (output_file_directive): Call remap_debug_filename.
10660 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10661 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10663 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10665 * loop-invariant.c (find_invariants_to_move): Add missing macro
10668 2007-08-17 Tom Tromey <tromey@redhat.com>
10670 * tree.h (struct tree_label_decl): Removed old "java" fields.
10672 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10673 Nigel Stephens <nigel@mips.com>
10675 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10676 Treat -mno-data-in-code and -mcode-xonly as aliases for
10677 -mcode-readable=no and -mcode-readable=pcrel respectively.
10678 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10679 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10680 (MULTILIB_DIRNAMES): Update accordingly.
10682 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10684 * Makefile.in (version.o): Depend on $(REVISION) only if
10685 REVISION_s is defined.
10687 2007-08-17 Sa Liu <saliu@de.ibm.com>
10688 Ulrich Weigand <uweigand@de.ibm.com>
10690 PR middle-end/32970
10691 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10692 use build_qualified_type to retain qualifiers of the base type.
10694 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10696 * config/score/score.md : Update pattern tablejump.
10697 * config/score/score.c : Update score_initialize_trampoline
10699 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10700 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10701 * doc/contrib.texi: Add my entry.
10703 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10705 * Makefile.in (REVISION): New.
10708 (version.o): Also depend on $(REVISION). Add
10709 -DREVISION=$(REVISION_s).
10711 * version.c (version_string): Add REVISION.
10713 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10715 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10716 of GOTO that's relocated to a different block.
10718 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10720 * c-common.c (const_strip_array_types): New.
10721 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10722 (const_strip_array_types): New.
10723 * c-objc-common.c (c_disregard_inline_limits,
10724 c_warn_unused_global_decl): Constify.
10725 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10726 c_vla_type_p, c_incomplete_type_error): Likewise.
10727 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10728 * hooks.c (hook_bool_const_tree_false): New.
10729 * hooks.h (hook_bool_const_tree_false): Likewise.
10730 * langhooks-def.h (lhd_warn_unused_global_decl,
10731 lhd_incomplete_type_error, lhd_expr_size,
10732 lhd_tree_inlining_disregard_inline_limits,
10733 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10734 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10735 * langhooks.c (lhd_warn_unused_global_decl,
10736 lhd_incomplete_type_error,
10737 lhd_tree_inlining_disregard_inline_limits,
10738 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10739 lhd_expr_size): Likewise.
10740 * langhooks.h (lang_hooks_for_tree_inlining,
10741 lang_hooks_for_tree_dump, lang_hooks_for_types,
10742 lang_hooks_for_decls, lang_hooks): Likewise.
10743 * pointer-set.c (pointer_set_t, pointer_set_create,
10744 pointer_set_contains, insert_aux, pointer_set_insert,
10745 pointer_set_traverse, pointer_map_t, pointer_map_create,
10746 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10748 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10749 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10750 pointer_map_traverse): Likewise.
10751 * predict.c (assert_is_empty): Likewise.
10752 * tree-affine.c (free_name_expansion): Likewise.
10753 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10754 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10755 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10757 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10759 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10761 (destroy_loop_vec_info): Add call to VEC_free.
10762 * tree-vectorizer.h (may_alias_ddrs): Define.
10763 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10764 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10765 Change reporting to dump.
10766 (vect_is_duplicate_ddr): New.
10767 (vect_mark_for_runtime_alias_test): New.
10768 (vect_analyze_data_ref_dependences) Add call to
10769 vect_mark_for_runtime_alias_test.
10770 (vect_enhance_data_refs_alignment): Define local variable
10771 vect_versioning_for_alias_required, don't perform
10772 peeling for alignment if versioning for alias is
10774 (vect_enhance_data_refs_alignment): Use
10775 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10776 PARAM_VECT_MAX_VERSION_CHECKS.
10777 * tree-vect-transform.c
10778 (vect_create_cond_for_alias_checks): New.
10779 (vect_transform_loop): Add call to
10780 vect_create_cond_for_alias_checks.
10781 (vect_vfa_segment_size): New.
10782 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10784 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10786 (vect-max-version-for-alignment-checks): Document.
10787 (vect-max-version-for-alias-checks): Document.
10788 (vect-max-version-checks): Remove.
10790 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10792 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10793 the same line as the instruction for all asm dialects.
10794 (*rep_movsi): Ditto.
10795 (*rep_movsi_rex64): Ditto.
10796 (*rep_movqi): Ditto.
10797 (*rep_movqi_rex64): Ditto.
10798 (*rep_stosdi_rex64): Ditto.
10799 (*rep_stossi): Ditto.
10800 (*rep_stossi_rex64): Ditto.
10801 (*rep_stosqi): Ditto.
10802 (*rep_stosqi_rex64): Ditto.
10803 (*cmpstrnqi_nz_1): Ditto.
10804 (*cmpstrnqi_nz_rex_1): Ditto.
10805 (*cmpstrnqi_1): Ditto.
10806 (*cmpstrnqi_rex_1): Ditto.
10807 (*strlenqi_1): Ditto.
10808 (*strlenqi_rex_1): Ditto.
10809 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10810 prefix on the same line as the instruction for all asm dialects.
10811 (sync_double_compare_and_swap<mode>): Ditto.
10812 (*sync_double_compare_and_swapdi_pic): Ditto.
10813 (*sync_compare_and_swap_cc<mode>): Ditto.
10814 (sync_double_compare_and_swap_cc<mode>): Ditto.
10815 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10816 (sync_old_add<mode>): Ditto.
10817 (sync_add<mode>): Ditto.
10818 (sync_sub<mode>): Ditto.
10819 (sync_ior<mode>): Ditto.
10820 (sync_and<mode>): Ditto.
10821 (sync_xor<mode>): Ditto.
10823 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10825 PR middle-end/32897
10826 * reload.c (find_reloads): Check that the memory returned by
10827 find_reloads_toplev was not the result of forcing a constant
10829 (find_reloads_toplev): Always use simplify_gen_subreg to get
10830 the subreg of a constant. If the result is also a constant,
10831 but not a legitimate one, force it into the constant pool
10832 and reload its address.
10834 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10836 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10839 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10841 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10842 directive for the current vector ABI.
10844 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10847 * caller-save.c (reg_save_code): Set invalide status on restore code.
10849 2007-08-15 Diego Novillo <dnovillo@google.com>
10851 * tree-ssa-alias.c (compute_memory_partitions): Use
10852 alias_bitmap_obstack to allocate bitmaps.
10853 (reset_alias_info): Factor out of init_alias_info.
10854 Mark all name tags not associated to an SSA name for renaming.
10855 (init_alias_info): Call it.
10856 (create_name_tags): Tidy. Add comments.
10857 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10859 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10861 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10862 scheduler dependencies.
10864 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10866 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10867 "register_operand".
10868 (*iorsi_1_zext): Likewise.
10869 (*iorsi_1_zext_imm): Likewise.
10870 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10871 with "rm"/"xm" constraint.
10872 (sse2_vmsqrtv2df2): Likewise.
10874 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10876 PR middle-end/33074
10877 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10880 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10882 * tree-pass.h (PROP_pta): Removed.
10883 (TODO_rebuild_alias): New.
10884 (pass_may_alias): Removed.
10885 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10886 aliasing if we changed something.
10887 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10889 (pass_may_alias): Removed.
10890 (create_structure_vars): Return TODO_rebuild_alias.
10891 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10892 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10894 (tree_sra_early): We never affect aliasing right now.
10895 * tree-flow.h (compute_may_aliases): New prototype.
10896 * passes.c: Remove pass_may_alias from the passes.
10897 (execute_function_todo): Support TODO_rebuild_alias.
10899 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10901 * config/i386/i386.c (legitimize_address): Move dllimported variable
10902 check infront of legitimizing pic address of CONST symbols.
10904 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10906 PR tree-optimization/32941
10907 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10908 (goto_queue_cmp): Remove.
10909 (find_goto_replacement): Change search method.
10910 (maybe_record_in_goto_queue): Add assert.
10911 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10912 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10914 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10916 * alias.c (component_uses_parent_alias_set): Constify.
10917 * alias.h (component_uses_parent_alias_set): Likewise.
10918 * cfgrtl.c (print_rtl_with_bb): Likewise.
10919 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10920 mpz_get_double_int): Likewise.
10921 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10922 mpz_get_double_int): Likewise.
10923 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10924 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10926 * expr.h (safe_from_p): Likewise.
10927 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10929 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10930 zero_sized_type, goa_lhs_expr_p): Likewise.
10931 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10932 * rtl.h (print_rtl_with_bb): Likewise.
10933 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10934 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10935 * tree-flow-inline.h (bb_stmt_list): Constify.
10936 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10938 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10939 const_first_stmt, const_last_stmt): New.
10940 (block_may_fallthru, empty_block_p): Constify.
10941 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10942 EXPR_ONLY_BODY): New.
10943 (expr_first, expr_last, expr_only): Use macro for body.
10944 (const_expr_first, const_expr_last, const_expr_only): New.
10945 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10946 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10947 ctsi_prev, ctsi_stmt): New.
10948 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10949 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10950 * tree-ssa-loop-niter.c (loop_only_exit_p,
10951 derive_constant_upper_bound): Likewise.
10952 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10953 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10954 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10955 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10956 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10957 * tree.c (get_type_static_bounds): Likewise.
10958 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10959 (get_type_static_bounds): Constify.
10961 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10964 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10965 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10966 (*<addsub><mode>3_cc_overflow): New.
10967 (*add<mode>3_cconly_overflow): New.
10968 (*sub<mode>3_cconly_overflow): New.
10969 (*<addsub>si3_zext_cc_overflow): New.
10970 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10971 CCCmode for LTU, GTU, LEU and GEU.
10972 (ix86_comparison_operator): Likewise.
10973 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10974 * config/i386/i386.c (put_condition_code): Support CCCmode.
10975 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10976 or MINUS expressions.
10978 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10981 * c-typeck.c (build_binary_op): Disallow vector float types with
10982 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10984 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10986 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10987 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10988 (dep_def): New typedef.
10989 (init_dep_1, sd_debug_dep): Declare functions.
10990 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10991 (debug_dep_links): Remove.
10992 (struct _deps_list): New field 'n_links'.
10993 (DEPS_LIST_N_LINKS): New macro.
10994 (FOR_EACH_DEP_LINK): Remove.
10995 (create_deps_list, free_deps_list, delete_deps_list): Remove
10997 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10998 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10999 (copy_deps_list_change_con, move_dep_link): Ditto.
11000 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11001 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11003 (INSN_BACK_DEPS): Remove.
11004 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11006 (INSN_DEP_COUNT): Remove.
11007 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11008 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11009 Declare global variables.
11010 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11011 (add_forw_dep, compute_forward_dependences): Remove declarations.
11012 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11013 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11014 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11016 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11018 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11019 (sd_list_types_def): New typedef.
11020 (sd_next_list): Declare function.
11021 (struct _sd_iterator): New type.
11022 (sd_iterator_def): New typedef.
11023 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11025 (FOR_EACH_DEP): New cycle wrapper.
11026 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11028 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11029 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11032 * sched-deps.c (init_dep_1): Make global.
11033 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11035 (dump_dep): New static function.
11036 (dump_dep_flags): New static variable.
11037 (sd_debug_dep): New function.
11038 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11040 (move_dep_link): Use remove_from_deps_list (), instead of
11041 detach_dep_link ().
11042 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11043 (dep_link_is_detached_p): New static function.
11044 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11046 (dn_pool, dl_pool): New alloc_pools.
11047 (dn_pool_diff, dl_pool_diff): New static variables.
11048 (create_dep_node, delete_dep_node): New static function.
11049 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11050 (deps_list_empty_p): Make it static. Use 'n_links' field.
11051 (deps_pools_are_empty_p): New static function.
11052 (alloc_deps_list, delete_deps_list): Remove.
11053 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11054 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11055 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11056 (forward_dependency_cache): Remove.
11057 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11058 'back' from the names. Change signature to use dep_t instead of
11060 (add_back_dep): Ditto. Make global.
11061 (check_dep_status): Rename to check_dep ().
11062 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11064 (sd_finish_insn): Ditto.
11065 (sd_find_dep_between_no_cache): New static function.
11066 (sd_find_dep_between): New function.
11067 (ask_dependency_caches, set_dependency_caches): New static functions.
11068 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11069 (add_or_update_dep_1): Separate pieces of functionality into
11070 ask_dependency_caches (), update_dependency_caches (),
11071 change_spec_dep_to_hard (), update_dep ().
11072 (get_back_and_forw_lists): New static function.
11073 (sd_add_dep): Separate setting of dependency caches into
11074 set_dependency_caches ().
11075 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11077 (sd_delete_dep): Ditto.
11078 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11079 (dump_lists): New static function.
11080 (sd_debug_lists): New debug function.
11081 (delete_all_dependences, fixup_sched_groups): Update to use
11082 sd_* infrastructure.
11083 (sched_analyze_2): Create data-speculative dependency only if
11084 data-speculation is enabled.
11085 (sched_analyze_insn): If insn cannot be speculative, make all its
11086 dependencies non-speculative.
11087 (sched_analyze): Use sd_init_insn ().
11088 (add_forw_dep, compute_forward_dependencies): Remove.
11089 (delete_dep_nodes_in_back_deps): New static function.
11090 (sched_free_deps): New function.
11091 (init_dependency_caches): Init alloc_pools.
11092 (extend_depedency_caches): Update after removing of
11093 forward_dependency_cache.
11094 (free_dependency_caches): Ditto. Free alloc_pools.
11095 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11096 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11098 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11099 (add_dependence): Use init_dep ().
11100 (get_dep_weak_1): New static function.
11101 (get_dep_weak): Move logic to get_dep_weak_1 ().
11102 (dump_ds): New static function moved from haifa-sched.c:
11103 debug_spec_status ().
11104 (debug_ds): New debug function.
11105 (check_dep_status): Rename to check_dep (). Update to check whole
11108 * haifa-sched.c (spec_info): Make global.
11109 (added_recovery_block_p): Rename to
11110 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11111 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11112 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11113 to use new interfaces.
11114 (ok_for_early_queue_removal): Ditto.
11115 (schedule_block): Initialize logical uids of insns emitted by the
11117 (sched_init): Initialize new variable.
11118 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11120 (extend_global): Initialize insn data.
11121 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11122 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11124 (add_to_speculative_block): Update to use new interfaces.
11125 (create_recovery_block): Set new variables.
11126 (create_check_block_twin, fix_recovery_deps): Update to use new
11128 (sched_insn_is_legitimate_for_speculation_p): New function.
11129 (speculate_insn): Move checking logic to
11130 sched_insn_is_legitimate_for_speculation_p ().
11131 (sched_remove_insn): Finalize sched-deps information of instruction.
11132 (clear_priorities, add_jump_dependencies): Update to use new
11134 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11136 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11137 to use new interfaces.
11138 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11139 (new_ready): Try to use control speculation only if it is available.
11140 (add_branch_dependences): Update to use new interfaces.
11141 (compute_block_backward_dependences): Rename to
11142 compute_block_dependences (). Call
11143 targetm.sched.dependencies_evaluation_hook ().
11144 (free_block_dependencies): New static function.
11145 (debug_dependencies): Update to use new interfaces.
11146 (schedule_region): Remove separate computation of forward dependencies.
11147 Move call of targetm.sched.dependencies_evaluation_hook () to
11148 compute_block_dependences (). Free dependencies at the end of
11149 scheduling the region.
11151 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11153 (add_deps_for_risky_insns): Ditto.
11154 (schedule_ebb): Remove separate computation of forward dependencies.
11155 Free dependencies at the end of scheduling the ebb.
11157 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11158 (build_intra_loop_deps): Ditto. Remove separate computation of
11159 forward dependencies. Free sched-deps dependencies.
11161 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11162 to use new interfaces.
11163 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11165 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11167 (is_costly_group): Ditto.
11169 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11171 * alias.c (rtx_equal_for_memref_p): Constify.
11172 * basic-block.h (const_edge, const_basic_block): New.
11173 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11174 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11175 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11176 probably_never_executed_bb_p, edge_probability_reliable_p,
11177 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11178 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11180 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11181 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11183 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11184 flow_nodes_print, dfs_enumerate_from): Likewise.
11185 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11186 control_flow_insn_p, count_basic_blocks): Likewise.
11187 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11188 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11189 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11190 average_num_loop_insns, loop_exit_edge_p,
11191 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11192 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11193 average_num_loop_insns, seq_cost): Likewise.
11194 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11195 * dominance.c (dominated_by_p): Likewise.
11196 * emit-rtl.c (validate_subreg): Likewise.
11197 * except.c (can_throw_internal, can_throw_external): Likewise.
11198 * except.h (can_throw_internal, can_throw_external): Likewise.
11199 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11200 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11201 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11202 simple_mem, store_ops_ok, load_kills_store, find_loads,
11203 store_killed_in_insn, store_killed_after, store_killed_before,
11204 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11206 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11207 noce_mem_write_may_trap_or_fault_p): Likewise.
11208 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11210 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11212 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11213 probably_cold_bb_p, probably_never_executed_bb_p,
11214 edge_probability_reliable_p, br_prob_note_reliable_p,
11215 can_predict_insn_p): Likewise.
11216 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11217 * resource.c (return_insn_p): Likewise.
11218 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11220 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11221 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11222 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11223 verify_gimple_modify_stmt): Likewise.
11224 * tree-chrec.c (is_not_constant_evolution,
11225 is_multivariate_chrec_rec, is_multivariate_chrec,
11226 chrec_contains_symbols, chrec_contains_undetermined,
11227 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11228 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11229 eq_evolutions_p, scev_direction): Likewise.
11230 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11231 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11232 chrec_contains_symbols_defined_in_loop,
11233 chrec_contains_undetermined, tree_contains_chrecs,
11234 evolution_function_is_affine_multivariate_p,
11235 evolution_function_is_univariate_p, chrec_zerop,
11236 evolution_function_is_constant_p, evolution_function_is_affine_p,
11237 evolution_function_is_affine_or_constant_p,
11238 tree_does_not_contain_chrecs, chrec_type): Likewise.
11239 * tree-data-ref.c (tree_fold_divides_p,
11240 object_address_invariant_in_loop_p, dr_may_alias_p,
11241 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11242 same_access_functions, constant_access_functions,
11243 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11245 * tree-flow.h (scev_direction): Likewise.
11246 * tree-gimple.c (is_gimple_stmt): Likewise.
11247 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11249 * tree-pretty-print.c (op_prio): Likewise.
11250 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11251 analyzable_condition, backedge_phi_arg_p): Likewise.
11252 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11253 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11254 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11257 2007-08-13 Dan Hipschman <dsh@google.com>
11260 * c-format.c (check_format_arg): Move check for zero-length
11261 format strings below the check for unterminated strings.
11263 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11266 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11269 2007-08-13 Nick Clifton <nickc@redhat.com>
11271 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11273 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11276 * c-format.c (gcc_gfc_length_specs): New array.
11277 (gcc_gfc_char_table): Add unsigned specifier, and references to
11278 the l length modifier.
11279 (format_types_orig): Use the new gcc_gfc_length_specs.
11281 2007-08-12 Sa Liu <saliu@de.ibm.com>
11283 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11284 and with REG_RETVAL note after split.
11286 2007-08-11 David Daney <ddaney@avtrex.com>
11288 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11289 as ATTRIBUTE_UNUSED.
11291 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11292 Segher Boessenkool <segher@kernel.crashing.org>
11294 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11295 HAVE_LOCAL_CPU_DETECT not defined.
11297 2007-08-11 Jan Hubicka <jh@suse.cz>
11299 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11300 (cgraph_process_new_functions): Honor previous value of
11301 disregard_inline_limits.
11302 * ipa-inline.c (compute_inline_parameters): Likewise.
11304 2007-08-11 Ian Lance Taylor <iant@google.com>
11306 * alias.h (alias_set_type): Define new type.
11307 (ALIAS_SET_MEMORY_BARRIER): Use it.
11308 * rtl.h: Include alias.h.
11309 (struct mem_attrs): Use alias_set_type.
11310 * tree.h: Include alias.h
11311 (struct tree_type): Use alias_set_type.
11312 (struct tree_struct_field_tag): Likewise.
11313 (struct tree_decl_common): Likewise.
11314 * alias.c (struct alias_set_entry): Use alias_set_type.
11315 (get_alias_set_entry, alias_set_subset_of): Likewise.
11316 (alias_sets_conflict_p): Likewise.
11317 (alias_sets_must_conflict_p): Likewise.
11318 (objects_must_conflict_p): Likewise.
11319 (get_alias_set, new_alias_set): Likewise.
11320 (record_alias_subset, record_component_aliases): Likewise.
11321 (varargs_set, frame_set): Change to alias_set_type.
11322 (get_varargs_alias_set): Use alias_set_type.
11323 (get_frame_alias_set): Likewise.
11324 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11325 * dse.c (struct store_info): Use alias_set_type.
11326 (struct read_info, struct clear_alias_mode_holder): Likewise.
11327 (clear_alias_set_lookup, canon_address): Likewise.
11328 (record_store, check_mem_read_rtx): Likewise.
11329 (dse_record_singleton_alias_set): Likewise.
11330 (dse_invalidate_singleton_alias_set): Likewise.
11331 * emit-rtl.c (get_mem_attrs): Likewise.
11332 (set_mem_attributes_minus_bitpos): Likewise.
11333 (set_mem_alias_set): Likewise.
11334 * expr.c (store_constructor_field, store_field): Likewise.
11335 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11336 * langhooks.c (lhd_get_alias_set): Likewise.
11337 * langhooks-def.h (lhd_get_alias_set): Likewise.
11338 * reload1.c (alter_reg): Likewise.
11339 * tree-flow.h (struct fieldoff): Likewise.
11340 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11341 (may_alias_p, get_smt_for, create_sft): Likewise.
11342 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11343 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11344 (merge_smts_into): Likewise.
11345 * varasm.c (const_alias_set): Likewise.
11346 * c-common.c (strict_aliasing_warning): Likewise.
11347 (c_common_get_alias_set): Likewise.
11348 * dse.h (dse_record_singleton_alias_set): Update declaration.
11349 (dse_invalidate_singleton_alias_set): Likewise.
11350 * emit-rtl.h (set_mem_alias_set): Likewise.
11351 * c-common.h (c_common_get_alias_set): Likewise.
11352 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11353 * print-tree.c (print_node): Likewise.
11354 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11356 (alpha_setup_incoming_varargs): Use alias_set_type.
11357 * config/i386/i386.c (setup_incoming_varargs_64): Use
11359 (setup_incoming_varargs_ms_64): Likewise.
11360 (ix86_GOT_alias_set): Likewise.
11361 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11362 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11363 (set): Change to alias_set_type.
11364 (get_TOC_alias_set): Use alias_set_type.
11365 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11367 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11368 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11370 (struct_value_alias_set): Likewise.
11371 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11373 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11375 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11376 * config/vxworks.h (TARGET_VXWORKS): Override.
11377 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11378 "mips" if TARGET_VXWORKS.
11380 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11382 * calls.c (avoid_likely_spilled_reg): New function.
11383 (expand_call): Use it.
11385 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11387 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11389 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11391 * config/mips/predicates.md (const_call_insn_operand): Invoke
11392 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11394 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11397 * config/rs6000/driver-rs6000.c: Include link.h.
11398 Use ElfW instead of wordsize-specif typedef.
11400 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11402 * system.h (CONST_CAST): New.
11403 * c-decl.c (c_make_fname_decl): Use it.
11404 * c-lex.c (cb_ident, lex_string): Likewise.
11405 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11406 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11407 give_switch, set_multilib_dir): Likewise.
11408 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11409 * passes.c (execute_one_pass): Likewise.
11410 * prefix.c (update_path): Likewise.
11411 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11412 * tree.c (build_string): Likewise.
11414 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11416 * tree-flow-inline.h (is_exec_stmt): Remove.
11417 (is_label_stmt): Remove.
11418 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11421 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11423 * lower-subreg.c (resolve_shift_zext): Don't adjust
11424 src_reg_num for wordmode operands.
11426 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11427 David Ung <davidu@mips.com>
11429 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11430 (TARGET_SCHED_REORDER2): Define.
11431 (mips_maybe_swap_ready): New.
11432 (mips_last_74k_agen_insn): New.
11433 (mips_74k_agen_init): New.
11434 (mips_74k_agen_reorder): New function to group loads and stores
11435 in the ready queue.
11436 (mips_sched_init): New.
11437 (mips_sched_reorder): Don't do initialization here. Call
11438 mips_74k_agen_reorder.
11439 (mips_variable_issue): Call mips_74k_agen_init.
11441 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11443 * tree-flow-inline.h (get_filename): Remove.
11445 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11447 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11449 (mips_fetch_insns): Delete in favor of...
11450 (mips_load_store_insns): ...this new function.
11451 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11452 to say whether multiword moves _might_ be split.
11453 (mips_fetch_insns): Delete in favor of...
11454 (mips_load_store_insns): ...this new function.
11455 (mips_rtx_costs): Update the call to mips_address_insns.
11456 (mips_address_cost): Likewise.
11457 * config/mips/mips.md (length): Use mips_load_store_insns instead
11458 of mips_fetch_insns.
11459 * config/mips/constraints.md (R): Use mips_address_insns rather
11460 than mips_fetch_insns. Assume that the move never needs to be split.
11462 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11464 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11465 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11466 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11467 * config/mips/mips.h (mips16_hard_float): Delete.
11468 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11469 definitions, and replace with....
11470 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11471 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11472 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11473 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11474 (override_options): Replace MASK_SOFT_FLOAT references with
11475 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11476 and mips16_hard_float when TARGET_MIPS16.
11478 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11481 * c-typeck.c (build_binary_op): Check for non pointer types before
11482 calling int_fits_type_p.
11484 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11486 PR middle-end/32813
11487 * fold-const.c (omit_one_operand): Return only the ommitted expression
11488 if the result is an empty statement.
11489 (pedantic_omit_one_operand): Likewise.
11491 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11493 * c-typeck.c (readonly_error): Improve error for assignment.
11495 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11497 (pp_c_expression): Ditto.
11499 2007-08-09 Simon Baldwin <simonb@google.com>
11501 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11502 break that was preventing simplify_associative_operation() for xor.
11504 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11505 Nigel Stephens <nigel@mips.com>
11507 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11508 Document change in interpretation of value from boolean to
11510 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11511 ffs and ctz using clz.
11512 (expand_unop): Call them.
11513 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11515 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11516 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11517 enable the new ffs expansion on this target.
11519 2007-08-09 Jan Hubicka <jh@suse.cz>
11521 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11522 (expand_ternary_op): Likewise.
11523 (expand_vec_shift_expr): Likewise.
11524 (expand_binop_directly): Likewise.
11525 (expand_binop): Likewise.
11526 (sign_expand_binop): Likewise.
11527 (expand_twoval_unop): Likewise.
11528 (expand_twoval_binop): Likewise.
11529 (expand_twoval_binop_libfunc): Likewise.
11530 (widen_clz): Likewise.
11531 (widen_bswap): Likewise.
11532 (expand_parity): Likewise.
11533 (expand_unop): Likewise.
11534 (expand_abs_nojump): Likewise.
11535 (expand_copysign): Likewise.
11536 (emit_no_conflict_block): Likewise.
11537 (emit_libcall_block): Likewise.
11538 (can_compare_p): Likewise.
11539 (prepare_cmp_insn): Likewise.
11540 (emit_cmp_and_jump_insn_1): Likewise.
11541 (prepare_float_lib_cmp): Likewise.
11542 (emit_conditional_add): Likewise.
11543 (gen_add2_insn): Likewise.
11544 (have_add2_insn): Likewise.
11545 (gen_sub2_insn): Likewise.
11546 (have_sub2_insn): Likewise.
11547 (can_extend_p): Likewise.
11548 (can_fix_p): Likewise.
11549 (can_float_p): Likewise.
11550 (expand_float): Likewise.
11551 (expand_fix): Likewise.
11552 (expand_sfix_optab): Likewise.
11553 (new_optab): Likewise.
11554 (new_convert_optab): Likewise.
11555 (init_libfuncs): Likewise.
11556 (init_interclass_conv_libfuncs): Likewise.
11557 (init_intraclass_conv_libfuncs): Likewise.
11558 (set_conv_libfunc): Likewise.
11559 (init_optabs): Likewise.
11560 (debug_optab_libfuncs): Likewise.
11561 (gen_cond_trap): Likewise.
11562 * optabs.h (optab_handler, convert_optab_hanlder): New.
11563 * genopinit.c: Update optabs generation table.
11564 * reload.c (find_reloads_address_1): Use optabs accestors.
11565 * builtins.c (expand_builtin_mathfn): Likewise.
11566 (expand_builtin_mathfn_2): Likewise.
11567 (expand_builtin_mathfn_3): Likewise.
11568 (expand_builtin_interclass_mathfn): Likewise.
11569 (expand_builtin_sincos): Likewise.
11570 (expand_builtin_cexpi): Likewise.
11571 (expand_builtin_powi): Likewise.
11572 (expand_builtin_strlen): Likewise.
11573 * dojump.c (do_jump): Likewise.
11574 * expr.c (convert_move): Likewise.
11575 (move_by_pieces): Likewise.
11576 (move_by_pieces_ninsns): Likewise.
11577 (can_store_by_pieces): Likewise.
11578 (store_by_pieces_1): Likewise.
11579 (emit_move_via_integer): Likewise.
11580 (emit_move_complex): Likewise.
11581 (emit_move_ccmode): Likewise.
11582 (emit_move_insn_1): Likewise.
11583 (emit_single_push_insn): Likewise.
11584 (store_constructor): Likewise.
11585 (expand_expr_real_1): Likewise.
11586 (do_store_flag): Likewise.
11587 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11588 (enumerate_modes): Likewise.
11589 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11590 (supportable_widening_operation): Likewise.
11591 (supportable_narrowing_operation): Likewise.
11592 * expmed.c (store_bit_field_1): Likewise.
11593 (extract_bit_field_1): Likewise.
11594 (expand_mult_highpart_optab): Likewise.
11595 (expand_smod_pow2): Likewise.
11596 (expand_divmod): Likewise.
11597 (emit_store_flag): Likewise.
11598 * tree-vect-patterns.c
11599 (vect_pattern_recog_1): Likewise.
11600 * tree-ssa-loop-prefetch.c
11601 (nontemporal_store_p): Likewise.
11602 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11603 (vect_create_epilog_for_reduction): Likewise.
11604 (vectorizable_reduction): Likewise.
11605 (vectorizable_operation): Likewise.
11606 (vect_strided_store_supported): Likewise.
11607 (vectorizable_store): Likewise.
11608 (vect_strided_load_supported): Likewise.
11609 (vectorizable_load): Likewise.
11610 * combine.c (simplify_comparison): Likewise.
11611 * tree-vect-generic.c
11612 (type_for_widest_vector_mode): Likewise.
11613 (expand_vector_operations_1): Likewise.
11614 * config/spu/spu.c (spu_expand_mov): Likewise.
11615 (spu_emit_vector_compare): Likewise.
11616 * config/rs6000/rs6000.c
11617 (rs6000_emit_vector_compare): Likewise.
11618 * stmt.c (add_case_node): Likewise.
11619 * reload1.c (gen_reload):
11621 2007-08-09 Michael Matz <matz@suse.de>
11623 * tree.h (fixed_zerop): Declare as taking a const_tree.
11624 * tree.c (fixed_zerop): Take a const_tree.
11626 2007-08-09 Ira Rosen <irar@il.ibm.com>
11628 * tree-vect-transform.c (vectorizable_store): Remove call to
11629 copy_virtual_operands() and call mark_symbols_for_renaming() for
11630 the created vector store.
11631 (vect_setup_realignment): Don't call copy_virtual_operands() and
11632 update_vuses_to_preheader().
11633 (vectorizable_load): Don't call copy_virtual_operands().
11634 (update_vuses_to_preheader): Remove.
11636 2007-08-08 Chao-ying Fu <fu@mips.com>
11638 * tree.def (FIXED_POINT_TYPE): New type.
11639 (FIXED_CST): New constant.
11640 (FIXED_CONVERT_EXPR): New expr.
11641 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11642 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11643 * tree.h (struct tree_base): Add saturating_flag.
11644 Remove one bit of spare for saturating_flag.
11645 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11646 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11647 FIXED_POINT_TYPE_P): Define.
11648 (TYPE_SATURATING): Define.
11649 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11650 (struct tree_fixed_cst): New.
11651 (TYPE_IBIT, TYPE_FBIT): Define.
11652 (tree_node): Add fixed_cst.
11653 (enum tree_index): Add new enumeration values of
11654 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11655 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11656 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11657 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11658 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11659 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11660 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11661 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11662 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11663 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11664 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11665 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11666 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11667 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11668 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11669 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11670 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11671 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11672 (sat_short_fract_type_node, sat_fract_type_node,
11673 sat_long_fract_type_node, sat_long_long_fract_type_node,
11674 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11675 sat_unsigned_long_fract_type_node,
11676 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11677 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11678 unsigned_short_fract_type_node, unsigned_fract_type_node,
11679 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11680 sat_short_accum_type_node, sat_accum_type_node,
11681 sat_long_accum_type_node, sat_long_long_accum_type_node,
11682 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11683 sat_unsigned_long_accum_type_node,
11684 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11685 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11686 unsigned_short_accum_type_node, unsigned_accum_type_node,
11687 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11688 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11689 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11690 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11691 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11692 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11693 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11694 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11695 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11696 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11697 sat_uda_type_node, sat_uta_type_node): New macro.
11698 (make_fract_type, make_accum_type): Declare.
11699 (make_signed_fract_type, make_unsigned_fract_type,
11700 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11701 make_signed_accum_type, make_unsigned_accum_type,
11702 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11703 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11704 make_or_reuse_sat_signed_fract_type,
11705 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11706 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11707 make_or_reuse_sat_unsigned_accum_type): New macro.
11708 (fixed_zerop): Declare.
11709 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11710 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11711 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11712 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11713 * treestruct.def: Add TS_FIXED_CST.
11714 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11715 (tree.o): Likewise.
11716 (tree-dump.o): Likewise.
11717 (print-tree.o): Likewise.
11718 (tree-pretty-print.o): Likewise.
11719 (fold-const.o): Likewise.
11720 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11721 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11722 (is_gimple_min_invariant): Handle FIXED_CST.
11723 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11724 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11725 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11726 (layout_type): Handle FIXED_POINT_TYPE.
11727 (make_fract_type, make_accum_type): New functions.
11728 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11729 * tree-dump.c (fixed-value.h): New include.
11730 (dump_fixed): New function.
11731 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11732 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11733 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11734 * tree-pretty-print.c (fixed-value.h): New include.
11735 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11736 FIXED_CONVERT_EXPR.
11737 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11738 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11739 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11740 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11741 for non-saturating fixed-point types.
11742 (reassociate_bb): Likewise.
11743 * emit-rtl.c (fixed-value.h): New include.
11744 (fconst0, fconst1): New array.
11745 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11746 * tree-vect-generic.c expand_vector_operation): Support
11747 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11748 MODE_VECTOR_UACCUM.
11749 (type_for_widest_vector_mode): Add one parameter for the
11751 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11753 Pass the satp parameter to type_for_mode for fixed-point types.
11754 (expand_vector_operations_1): Pass the saturating flag to
11755 type_for_widest_vector_mode.
11756 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11757 and MODE_VECTOR_UACCUM.
11758 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11759 (vectorizable_condition): Likewise.
11760 * tree.c (fixed-value.h): New include.
11761 (tree_code_size): Support FIXED_CST.
11762 (build_fixed): New function.
11763 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11764 (fixed_zerop): New function.
11765 (tree_node_structure): Support FIXED_CST.
11766 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11767 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11768 (type_hash_eq): Handle FIXED_POINT_TYPE.
11769 (simple_cst_equal): Support FIXED_CST.
11770 (iterative_hash_expr): Handle FIXED_CST.
11771 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11772 (get_narrower): Likewise.
11773 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11774 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11775 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11776 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11778 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11779 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11780 (initializer_zerop): Support FIXED_CST.
11781 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11782 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11783 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11784 (is_base_type): Handle FIXED_POINT_TYPE.
11785 (add_type_attribute): Handle FIXED_POINT_TYPE.
11786 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11787 * print-tree.c (fixed-value.h): New include.
11788 (print_node_brief): Support FIXED_CST.
11789 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11790 * c-pretty-print.c (fixed-value.h): New include.
11791 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11792 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11793 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11794 Support fixed-point types for inner items in VECTOR_TYPE.
11795 (pp_c_direct_declarator): Likewise.
11796 (pp_c_declarator): Likewise.
11797 (pp_c_fixed_constant): New function.
11798 (pp_c_constant): Handle FIXED_CST.
11799 (pp_c_primary_expression): Likewise.
11800 (pp_c_expression): Likewise.
11801 * fold-const.c (fixed-value.h): New include.
11802 (negate_expr_p): Return true for FIXED_CST.
11803 (fold_negate_expr): Support FIXED_CST.
11804 (split_tree): Support FIXED_CST.
11805 (const_binop): Support FIXED_CST.
11806 (fold_convert_const_int_from_fixed): New function to convert from
11808 (fold_convert_const_real_from_fixed): New function to convert from
11810 (fold_convert_const_fixed_from_fixed): New function to convert from
11811 fixed to another fixed.
11812 (fold_convert_const_fixed_from_int): New function to convert from
11814 (fold_convert_const_fixed_from_real): New function to convert from
11816 (fold_convert_const): Support conversions from fixed to int, from
11817 fixed to real, from fixed to fixed, from int to fixed, and from real
11819 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11820 (operand_equal_p): Support FIXED_CST.
11821 (make_range): For fixed-point modes, we need to pass the
11822 saturating flag as the 2nd parameter.
11823 (tree_swap_operands_p): Handle FIXED_CST.
11824 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11826 (fold_unary): Support FIXED_CONVERT_EXPR.
11827 (fold_binary): Handle FIXED_CST.
11828 Make sure the type is not saturating, before associating operations.
11829 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11830 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11831 (fold_negate_const): Support FIXED_CST.
11832 (fold_relational_const): Support FIXED_CST.
11833 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11834 (gimplify_expr): Handle FIXED_CST.
11835 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11836 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11837 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11838 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11839 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11840 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11841 LONG_LONG_ACCUM_TYPE_SIZE.
11842 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11843 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11844 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11845 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11846 MODE_ACCUM, and MODE_UACCUM.
11847 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11848 fixed-point types to disable reduction.
11849 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11851 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11853 * config/rs6000/x-rs6000: New file.
11854 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11855 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11856 (EXTRA_SPEC_FUNCTIONS): Define.
11857 (HAVE_LOCAL_CPU_DETECT): Define.
11858 (CC1_CPU_SPEC): Define.
11859 * config/rs6000/driver-rs6000.c: New file.
11860 * config/rs6000/aix.h (CC1_SPEC): Define.
11861 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11862 * config.host: Add x-rs6000 to host_xmake_file if host and target
11863 are rs6000 or powerpc.
11865 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11867 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11869 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11870 Sandra Loosemore <sandra@codesourcery.com>
11871 Chao-ying Fu <fu@mips.com>
11872 Nigel Stephens <nigel@mips.com>
11873 David Ung <davidu@mips.com>
11875 * doc/invoke.texi (-mcode-readable): Document.
11876 * config/mips/mips.opt (mcode-readable): New option.
11877 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11878 * config/mips/mips.h (mips_code_readable_setting): New enum.
11879 (mips_code_readable): Declare.
11880 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11881 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11882 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11883 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11884 boiler-plate comments.
11885 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11886 * config/mips/mips.c (mips_code_readable): New variable.
11887 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11888 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11889 context and -mcode-readable setting to restrict the use of
11890 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11891 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11892 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11893 (mips_blocks_for_constant_p): Only return false for
11894 TARGET_MIPS16_PCREL_LOADS.
11895 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11896 for MIPS16. Handle SYMBOL_32_HIGH.
11897 (mips_const_insns): Allow HIGHs for MIPS16 too.
11898 (mips_unspec_address_offset): New function, split out from...
11899 (mips_unspec_address): ...here.
11900 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11901 16-bit symbolic constants. Assert approropiate conditions for
11902 using the "la" and "dla" macros.
11903 (mips_handle_option): Handle -mcode-readable=.
11904 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11905 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11906 (mips_strip_unspec_address): New function, split out from...
11907 (print_operand_reloc): ...here.
11908 (print_operand): Pass constants through mips_strip_unspec_address.
11909 (print_operand_address): Likewise.
11910 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11911 (mips_select_rtx_section): Remove MIPS16 handling.
11912 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11913 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11914 (mips16_lay_out_constants): Do nothing unless
11915 TARGET_MIPS16_PCREL_LOADS.
11916 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11917 * config/mips/mips.md: Split HIGHs for MIPS16.
11918 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11920 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11922 * config/mips/mips-protos.h (mips_emit_move): Declare.
11923 * config/mips/mips.c (mips_emit_move): New function.
11924 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11925 (mips_legitimize_const_move): Likewise.
11926 (mips_legitimize_move): Likewise.
11927 (mips_split_64bit_move): Likewise.
11928 (mips_restore_gp): Likewise.
11929 (mips_load_call_address): Likewise.
11930 (mips_emit_fcc_reload): Likewise.
11931 (mips_set_return_address): Likewise.
11932 (mips_block_move_straight): Likewise.
11933 (mips_block_move_loop): Likewise.
11934 (mips_setup_incoming_varargs): Likewise.
11935 (mips_save_reg): Likewise.
11936 (mips_expand_prologue): Likewise.
11937 (mips_restore_reg): Likewise.
11938 (mips_expand_epilogue): Likewise.
11939 (mips_output_mi_thunk): Likewise.
11940 (build_mips16_call_stub): Likewise.
11941 (mips_builtin_branch_and_move): Likewise.
11942 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11943 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11944 (fixuns_truncdfdi2): Likewise.
11945 (fixuns_truncsfsi2): Likewise.
11946 (fixuns_truncsfdi2): Likewise.
11947 (loadgp_absolute): Likewise.
11948 (builtin_setjmp_setup): Likewise.
11949 (builtin_longjmp): Likewise.
11950 (untyped_call): Likewise.
11952 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11954 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11955 an "rtx *" argument. Return a bool.
11956 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11957 values and return true if they can be split. Take the same kind of
11958 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11959 and store the lo_sum there if nonnull. Use the symbol type to
11960 determine whether a $gp or HIGH is needed.
11961 (mips_legitimize_address): Update call to mips_split_symbol and
11962 simplify accordingly.
11963 (mips_legitimize_const_move): Likewise.
11964 * config/mips/mips.md: In the combine define_split,
11965 check mips_split_symbol instead of splittable_symbolic_operand.
11966 Update use of mips_split_symbol in the generator code.
11967 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11969 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11971 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11972 (mips_symbol_insns_1): New function, split out from...
11973 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11974 and stores separately from load addresses.
11975 (mips_classify_address): Replace uses of mips_symbolic_address_p
11976 with uses of mips_symbol_insns.
11977 (mips_address_insns): Update calls to mips_symbol_insns.
11978 (mips_const_insns): Likewise.
11979 (mips_legitimize_address): Likewise.
11981 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11983 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11984 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11985 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11986 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11987 non-call contexts if TARGET_MIPS16.
11988 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11989 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11990 code for SYMBOL_ABSOLUTE.
11991 (mips_symbol_insns): Likewise.
11993 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11995 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11996 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11997 (mips_symbolic_constant_p): Likewise. Update the call to
11998 mips_classify_symbol.
11999 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12000 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12001 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12002 (print_operand_reloc): Add a context argument. Update the call to
12003 mips_symbolic_constant_p.
12004 (print_operand): Update the calls to print_operand_reloc.
12005 (print_operand_address): Use print_operand_reloc rather than
12007 (mips_rewrite_small_data_p): Add a context argument. Update the call
12008 to mips_symbolic_constant_p.
12009 (mips_small_data_pattern_1): Make DATA the containing mem.
12010 Update the call to mips_rewrite_small_data_p.
12011 (mips_rewrite_small_data_1): Likewise.
12012 (mips_use_anchors_for_symbol_p): Update the call to
12013 mips_symbolic_constant_p.
12014 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12015 (splittable_symbolic_operand): Likewise.
12016 (move_operand): Likewise.
12017 (absolute_symbolic_operand): Likewise.
12018 (got_disp_operand): Likewise.
12019 (got_page_ofst_operand): Likewise.
12021 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12023 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12024 (SYMBOL_ABSOLUTE): ...this.
12025 (SYMBOL_SMALL_DATA): Rename to...
12026 (SYMBOL_GP_RELATIVE): ...this.
12027 (SYMBOL_CONSTANT_POOL): Rename to...
12028 (SYMBOL_PC_RELATIVE): ...this.
12029 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12030 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12031 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12032 after above changes.
12033 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12034 (general_symbolic_operand): Rename to...
12035 (absolute_symbolic_operand): ...this.
12036 * config/mips/mips.md: Update after above changes.
12038 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12039 Revital Eres <eres@il.ibm.com>
12041 * ddg.c (print_ddg): Add dump information.
12042 * modulo-sched.c (print_node_sched_params): Add parameter and
12044 (calculate_maxii): Remove function.
12045 (undo_generate_reg_moves): Likewise.
12046 (undo_permute_partial_schedule): Likewise.
12047 (kernel_number_of_cycles): Likewise.
12048 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12049 (sms_schedule): Use it. Remove profitability checks.
12050 (sms_schedule_by_order): Fix order of nodes within the cycle.
12052 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12054 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12055 -profile option, add pie support.
12056 (ENDFILE_SPEC): New spec.
12057 * config/gnu.h (LIB_SPEC): Add -profile option.
12059 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12061 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12062 * config/gnu.h (LIB_SPEC): Likewise.
12064 2007-08-07 Yaz Saito <saito@google.com>
12065 Ian Lance Taylor <iant@google.com>
12067 * common.opt (finstrument-functions-exclude-function-list): New
12069 (finstrument-functions-exclude-file-list): New option.
12070 * opts.c (char_p): Define and DEF_VEC.
12071 (flag_instrument_functions_exclude_functions): New static
12073 (flag_instrument_functions_exclude_files): New static variable.
12074 (add_instrument_functions_exclude_list): New static function.
12075 (flag_instrument_functions_exclude_p): New function.
12076 (common_handle_option): Handle new options.
12077 * flags.h (flag_instrument_functions_exclude_p): Declare.
12078 * gimplify.c (gimplify_function_tree): Call
12079 flag_instrument_functions_exclude_p.
12080 * doc/invoke.texi (Option Summary): Mention new options.
12081 (Code Gen Options): Document new options.
12083 2007-08-07 Ian Lance Taylor <iant@google.com>
12085 PR rtl-optimization/32776
12086 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12087 (resolve_use): Likewise.
12088 (decompose_multiword_subregs): Remove "changed" local variable.
12090 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12092 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12093 * configure: Regenerate.
12094 * config.in: Regenerate.
12095 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12098 2007-08-07 Ian Lance Taylor <iant@google.com>
12100 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12101 note, just delete the insn.
12103 2007-08-07 Andreas Schwab <schwab@suse.de>
12106 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12109 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12111 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12112 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12113 (decompose_multiword_subregs): Use the functions above to decompose
12114 multiword shifts and zero-extends.
12116 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12118 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12119 "assemble" descriptions which were swapped.
12121 2007-08-06 Chao-ying Fu <fu@mips.com>
12123 * fixed-value.h: New file.
12124 * fixed-value.c: New file.
12125 * Makefile.in (OBJS-common): Add fixed-value.o.
12126 (fixed-value.o): New rule.
12127 (GTFILES): Add fixed-value.h.
12128 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12129 to compare a.low and b.low.
12130 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12132 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12133 Daniel Jacobowitz <dan@codesourcery.com>
12136 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12138 (x86_64-*-netbsd*): Likewise.
12139 (x86_64-*-linux*): Likewise.
12140 (x86_64-*-kfreebsd*-gnu): Likewise.
12141 (x86_64-*-knetbsd*-gnu): Likewise.
12142 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12144 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12146 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12147 Add -fno-asynchronous-unwind-tables.
12149 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12150 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12151 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12152 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12153 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12155 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12157 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12158 (TARGET_C_MODE_FOR_SUFFIX): New.
12160 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12162 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12164 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12166 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12168 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12170 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12171 before checking function returns in conditional expressions.
12173 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12176 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12178 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12180 PR middle-end/32988
12181 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12182 for INTEGRAL_TYPE_P.
12184 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12186 * configure.ac: Remove --enable-checking=df from default settings.
12187 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12188 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12189 if the parameter is true.
12190 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12191 DF_VERIFY_SCHEDULED flag is true.
12192 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12193 (df_finish_pass): Adjust prototype.
12194 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12197 * see.c (pass_see): Add TODO_df_verify.
12198 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12199 * global.c (rest_of_handle_global_alloc): Schedule verification
12201 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12203 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12204 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12205 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12207 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12208 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12209 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12211 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12212 Revital Eres <eres@il.ibm.com>
12214 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12216 * ddg.c (create_ddg_dependence): Rename to...
12217 (create_ddg_dep_from_intra_loop_link): This. Do not check
12218 for interloop edges. Do not create anti dependence edge when
12219 a true dependence edge exists in the opposite direction and
12220 -fmodulo-sched-allow-regmoves is set.
12221 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12222 (add_cross_iteration_register_deps): Create anti dependence edge
12223 when -fno-modulo-sched-allow-regmoves is set.
12224 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12226 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12228 * config/arm/arm.md (movsi): Add braces.
12230 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12232 PR middle-end/32780
12233 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12234 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12237 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12239 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12240 state accessor functions.
12241 * cfgloopmanip.c (remove_path, create_preheaders,
12242 force_single_succ_latches, fix_loop_structure): Ditto.
12243 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12244 tree_duplicate_loop_to_header_edge): Ditto.
12245 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12246 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12248 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12249 cleanup_tree_cfg): Ditto.
12250 * tree-cfg.c (tree_merge_blocks): Ditto.
12251 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12252 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12253 loop_preheader_edge, single_exit): Ditto.
12254 (flow_loops_find): Do not clear loops->state.
12255 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12256 loops_state_clear): New functions.
12258 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12260 PR middle-end/32399
12261 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12262 when adding to the base and convert ELT to sizetype instead of type.
12264 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12266 PR middle-end/32304
12267 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12268 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12270 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12272 PR middle-end/32935
12273 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12274 correct type the negate expression.
12276 2007-08-03 Jan Hubicka <jh@suse.cz>
12278 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12279 preferred stack boundary.
12281 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12283 * config/rs6000/rs6000.c (struct processor_cost): Change
12284 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12285 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12287 (rios1_costs, rios2_cost): Correct cache line size.
12288 (rs6000_override_options): Set l2-cache-size parameter.
12290 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12291 Diego Novillo <dnovillo@google.com>
12294 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12295 if the range includes 0.
12297 2007-08-03 Ben Elliston <bje@au.ibm.com>
12299 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12300 mode to unspec expressions to silence a warning from the generator
12303 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12305 * config/ia64/constraints.md ("U"): Make constraint vector only.
12307 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12309 PR middle-end/25446
12310 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12311 always_inline attribute on the function decl.
12313 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12315 PR middle-end/25445
12316 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12317 if we are compiling with -fPIC.
12319 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12320 Nigel Stephens <nigel@mips.com>
12322 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12323 Define for MIPS32 and MIPS64.
12325 2007-08-02 Nick Clifton <nickc@redhat.com>
12327 * config/host-hpux.c: Change copyright header to refer to version
12328 3 of the GNU General Public License and to point readers at the
12329 COPYING3 file and the FSF's license web page.
12330 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12331 config/alpha/linux.h, config/alpha/alpha.opt,
12332 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12333 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12334 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12335 config/alpha/alpha.h, config/alpha/sync.md,
12336 config/alpha/openbsd.h, config/alpha/alpha.md,
12337 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12338 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12339 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12340 config/alpha/constraints.md, config/alpha/osf.h,
12341 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12342 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12343 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12344 config/frv/frv-asm.h, config/frv/frv-protos.h,
12345 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12346 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12347 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12348 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12349 config/s390/s390.opt, config/s390/s390-modes.def,
12350 config/s390/fixdfdi.h, config/s390/constraints.md,
12351 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12352 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12353 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12354 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12355 config/m32c/prologue.md, config/m32c/m32c.abi,
12356 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12357 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12358 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12359 config/m32c/jump.md, config/m32c/shift.md,
12360 config/m32c/m32c-protos.h, config/libgloss.h,
12361 config/spu/spu-protos.h, config/spu/predicates.md,
12362 config/spu/spu-builtins.h, config/spu/spu.c,
12363 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12364 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12365 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12366 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12367 config/sparc/hypersparc.md, config/sparc/predicates.md,
12368 config/sparc/linux.h, config/sparc/sp64-elf.h,
12369 config/sparc/supersparc.md, config/sparc/cypress.md,
12370 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12371 config/sparc/niagara.md, config/sparc/sparc.md,
12372 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12373 config/sparc/sparc.opt, config/sparc/sync.md,
12374 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12375 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12376 config/sparc/sparc.c, config/sparc/little-endian.opt,
12377 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12378 config/sparc/linux64.h, config/sparc/freebsd.h,
12379 config/sparc/sol2.h, config/sparc/rtemself.h,
12380 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12381 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12382 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12383 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12384 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12385 config/m32r/linux.h, config/m32r/constraints.md,
12386 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12387 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12388 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12389 config/i386/i386.md, config/i386/netware-crt0.c,
12390 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12391 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12392 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12393 config/i386/sol2.h, config/i386/constraints.md,
12394 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12395 config/i386/predicates.md, config/i386/geode.md,
12396 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12397 config/i386/freebsd64.h, config/i386/vxworksae.h,
12398 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12399 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12400 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12401 config/i386/netware.h, config/i386/i386-modes.def,
12402 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12403 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12404 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12405 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12406 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12407 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12408 config/i386/xm-mingw32.h, config/i386/linux64.h,
12409 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12410 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12411 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12412 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12413 config/i386/cygwin2.c, config/i386/i386-protos.h,
12414 config/i386/sync.md, config/i386/openbsd.h,
12415 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12416 config/i386/nto.h, config/i386/biarch64.h,
12417 config/i386/i386-coff.h, config/i386/freebsd.h,
12418 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12419 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12420 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12421 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12422 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12423 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12424 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12425 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12426 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12427 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12428 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12429 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12430 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12431 config/sh/superh64.h, config/sh/rtemself.h,
12432 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12433 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12434 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12435 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12436 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12437 config/avr/predicates.md, config/avr/constraints.md,
12438 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12439 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12440 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12441 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12442 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12443 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12444 config/c4x/predicates.md, config/c4x/c4x.h,
12445 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12446 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12447 config/xtensa/linux.h, config/xtensa/xtensa.h,
12448 config/xtensa/elf.h, config/xtensa/xtensa.md,
12449 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12450 config/xtensa/xtensa-protos.h, config/dbx.h,
12451 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12452 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12453 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12454 config/host-solaris.c, config/fr30/fr30.h,
12455 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12456 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12457 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12458 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12459 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12460 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12461 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12462 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12463 config/cris/predicates.md, config/cris/linux.h,
12464 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12465 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12466 config/cris/aout.opt, config/cris/cris-protos.h,
12467 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12468 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12469 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12470 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12471 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12472 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12473 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12474 config/chorus.h, config/mn10300/mn10300.c,
12475 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12476 config/mn10300/mn10300.h, config/mn10300/linux.h,
12477 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12478 config/mn10300/mn10300.md, config/ia64/predicates.md,
12479 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12480 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12481 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12482 config/ia64/freebsd.h, config/ia64/ia64.md,
12483 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12484 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12485 config/gofast.h, config/rtems.h, config/sol2-10.h,
12486 config/m68k/predicates.md, config/m68k/m68k.md,
12487 config/m68k/linux.h, config/m68k/m68k-modes.def,
12488 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12489 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12490 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12491 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12492 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12493 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12494 config/m68k/constraints.md, config/m68k/rtemself.h,
12495 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12496 config/m68k/uclinux.h, config/rs6000/power4.md,
12497 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12498 config/rs6000/linux.h, config/rs6000/eabi.h,
12499 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12500 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12501 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12502 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12503 config/rs6000/windiss.h, config/rs6000/603.md,
12504 config/rs6000/aix41.h, config/rs6000/cell.md,
12505 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12506 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12507 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12508 config/rs6000/default64.h, config/rs6000/7xx.md,
12509 config/rs6000/darwin.opt, config/rs6000/spe.md,
12510 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12511 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12512 config/rs6000/7450.md, config/rs6000/linux64.h,
12513 config/rs6000/constraints.md, config/rs6000/440.md,
12514 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12515 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12516 config/rs6000/rs6000.h, config/rs6000/power6.md,
12517 config/rs6000/predicates.md, config/rs6000/altivec.md,
12518 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12519 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12520 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12521 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12522 config/rs6000/linux64.opt, config/rs6000/sync.md,
12523 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12524 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12525 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12526 config/rs6000/eabispe.h, config/rs6000/e500.h,
12527 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12528 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12529 config/rs6000/aix.h, config/rs6000/vxworks.h,
12530 config/rs6000/40x.md, config/rs6000/aix51.h,
12531 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12532 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12533 config/arc/arc.h, config/mcore/mcore-elf.h,
12534 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12535 config/mcore/mcore.md, config/mcore/mcore.c,
12536 config/mcore/mcore.opt, config/mcore/mcore.h,
12537 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12538 config/score/predicates.md, config/score/score-version.h,
12539 config/score/score-protos.h, config/score/misc.md,
12540 config/score/elf.h, config/score/score.c, config/score/mac.md,
12541 config/score/score7.md, config/score/score.h,
12542 config/score/score-conv.h, config/score/score-mdaux.c,
12543 config/score/score.md, config/score/score.opt,
12544 config/score/score-modes.def, config/score/score-mdaux.h,
12545 config/score/mul-div.S, config/arm/uclinux-elf.h,
12546 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12547 config/arm/symbian.h, config/arm/linux-elf.h,
12548 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12549 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12550 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12551 config/arm/strongarm-pe.h, config/arm/arm.h,
12552 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12553 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12554 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12555 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12556 config/arm/arm-cores.def, config/arm/arm-protos.h,
12557 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12558 config/arm/wince-pe.h, config/arm/neon.md,
12559 config/arm/constraints.md, config/arm/neon.ml,
12560 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12561 config/arm/arm.opt, config/arm/arm926ejs.md,
12562 config/arm/predicates.md, config/arm/iwmmxt.md,
12563 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12564 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12565 config/arm/neon-testgen.ml, config/arm/arm.md,
12566 config/arm/xscale-coff.h, config/arm/pe.c,
12567 config/arm/arm-generic.md, config/arm/pe.h,
12568 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12569 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12570 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12571 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12572 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12573 config/pa/predicates.md, config/pa/pa64-hpux.h,
12574 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12575 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12576 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12577 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12578 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12579 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12580 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12581 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12582 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12583 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12584 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12585 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12586 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12587 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12588 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12589 config/mips/linux64.h, config/mips/elforion.h,
12590 config/mips/constraints.md, config/mips/generic.md,
12591 config/mips/predicates.md, config/mips/4300.md,
12592 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12593 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12594 config/mips/5k.md, config/mips/vr4120-div.S,
12595 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12596 config/mips/mips-protos.h, config/mips/6000.md,
12597 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12598 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12599 config/mips/mips-modes.def, config/mips/vr.h,
12600 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12601 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12602 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12603 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12604 config/vax/openbsd1.h, config/vax/netbsd.h,
12605 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12606 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12607 config/h8300/rtems.h, config/h8300/predicates.md,
12608 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12609 config/h8300/h8300.md, config/h8300/h8300.opt,
12610 config/h8300/coff.h, config/h8300/h8300-protos.h,
12611 config/v850/v850.md, config/v850/predicates.md,
12612 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12613 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12614 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12615 config/mmix/mmix.h, config/mmix/predicates.md,
12616 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12617 config/mmix/mmix.c, config/mmix/mmix.opt,
12618 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12619 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12620 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12621 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12624 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12626 * emit-rtl.c (reset_used_decls): Rename to...
12627 (set_used_decls): ...this. Set the used flag rather than clearing it.
12628 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12629 DECL_RTLs rather than resetting them.
12631 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12633 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12635 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12637 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12638 argument to find_reloads_address.
12640 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12642 PR tree-optimization/32919
12643 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12644 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12645 (coalesce_ssa_name): Call it.
12647 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12648 David Ung <davidu@mips.com>
12650 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12651 (__mips16_unorddf2, __mips16_floatunsidf): New.
12652 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12654 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12656 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12658 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12659 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12660 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12661 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12662 * omp-low.c (get_ws_args_for, determine_parallel_type,
12663 expand_omp_for_generic, expand_omp_for_static_nochunk,
12664 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12665 Work with more precise CFG.
12666 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12667 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12669 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12670 * gimple-low.c (lower_stmt): Ditto.
12671 * tree-inline.c (estimate_num_insns_1): Ditto.
12672 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12673 (OMP_SECTIONS_SWITCH): New.
12674 * tree-cfgcleanup.c (cleanup_omp_return): New.
12675 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12676 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12677 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12678 (tree_redirect_edge_and_branch): Handle omp constructs.
12680 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12681 with three arguments.
12683 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12685 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12686 in loop closed ssa.
12688 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12690 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12691 the loop structures may need fixing.
12692 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12694 (cleanup_tree_cfg_loop): Removed.
12695 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12696 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12697 instead of running cleanup_tree_cfg_loop.
12698 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12699 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12700 (tree_predictive_commoning): Declaration changed.
12701 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12703 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12705 * doc/invoke.texi (l1-cache-size): Update documentation.
12706 (l2-cache-size): Document.
12707 * params.h (L2_CACHE_SIZE): New macro.
12708 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12709 that L1_CACHE_SIZE is in kB now.
12710 (L2_CACHE_SIZE_BYTES): New macro.
12711 (tree_ssa_prefetch_arrays): Show size in kB.
12712 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12713 and l2_cache_size fields.
12714 * config/i386/driver-i386.c (describe_cache): Detect cache size
12716 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12717 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12718 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12719 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12720 (override_options): Set l1-cache-size and l2-cache-size to default
12721 values if not specified otherwise.
12722 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12723 (PARAM_L2_CACHE_SIZE): New.
12725 2007-08-01 Nigel Stephens <nigel@mips.com>
12726 David Ung <davidu@mips.com>
12727 Thiemo Seufer <ths@mips.com>
12728 Chris Dearman <chris@mips.com>
12729 Richard Sandiford <richard@codesourcery.com>
12731 * config.gcc (mips*-sde-elf*): New stanza.
12732 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12733 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12734 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12735 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12736 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12737 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12739 * config/mips/sde.h: New file.
12740 * config/mips/t-libgcc-mips16: Likewise.
12741 * config/mips/t-sde: Likewise.
12742 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12743 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12744 _MIPS_FPSET and _MIPS_SZINT.
12745 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12746 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12747 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12748 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12749 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12750 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12751 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12752 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12753 _MIPS_SZPTR and _MIPS_FPSET.
12754 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12755 architecture is specified.
12756 (MIPS_32BIT_OPTION_SPEC): New macro.
12758 2007-07-31 Dan Hipschman <dsh@google.com>
12760 * gcc.c (end_going_arg): New function.
12761 (do_spec_2): Use it.
12762 (do_spec_1): Use it.
12764 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12766 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12767 only if ENABLE_CHECKING is defined.
12769 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12771 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12772 df_ru_add_problem, df_ru_get_bb_info): Removed.
12773 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12774 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12775 df_ru_free_bb_info, df_ru_alloc,
12776 df_ru_bb_local_compute_process_def,
12777 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12778 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12779 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12780 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12781 df_ru_add_problem): Removed.
12783 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12786 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12787 (casesi32p, casesi64p): Likewise.
12788 (casesi): Adjust for above.
12790 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12792 * mode-switching.c (create_pre_exit): Don't search past calls.
12794 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12796 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12798 2007-07-31 Revital Eres <eres@il.ibm.com>
12800 * ddg.c (add_deps_for_def): Rename to...
12801 (add_cross_iteration_register_deps): This. Change implementation
12802 to use only reaching def and def-use chains to construct the
12803 inter loop dependencies.
12804 (add_deps_for_use): Remove function.
12805 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12806 function to build the inter loop dependencies.
12807 * modulo-sched.c (sms_schedule): Build only
12808 reaching def and def-use chains for the propose of the ddg
12811 2007-07-31 Julian Brown <julian@codesourcery.com>
12813 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12814 New define_insns. Use correct RTL.
12815 (vec_set<mode>): Write as expander.
12817 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12819 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12820 to an unallocated space.
12822 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12825 (split_constant_offset): Enable split_constant_offset to extract
12826 constants from other statements.
12827 * tree-vect-transform.c
12828 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12829 to a temp var. Force base_offset to be simple.
12831 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12833 * df-scan.c (df_scan_verify): Remove artificial limit on
12834 the number of blocks for verification.
12835 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12836 df_simulate_defs): Avoid unnecessary insn checking for defs.
12838 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12840 * config/m68k/lb1sf68.asm (FUNC): New macro.
12841 (__mulsi3): Use it.
12842 (__udivsi3): Likewise.
12843 (__divsi3): Likewise.
12844 (__umodsi3): Likewise.
12845 (__modsi3): Likewise.
12846 (__subdf3): Likewise.
12847 (__adddf3): Likewise.
12848 (__muldf3): Likewise.
12849 (__divdf3): Likewise.
12850 (__negdf2): Likewise.
12851 (__cmpdf2): Likewise.
12852 (__subsf3): Likewise.
12853 (__addsf3): Likewise.
12854 (__mulsf3): Likewise.
12855 (__divsf3): Likewise.
12856 (__negsf2): Likewise.
12857 (__cmpsf2): Likewise.
12858 (__eqdf2): Likewise.
12859 (__nedf2): Likewise.
12860 (__gtdf2): Likewise.
12861 (__gedf2): Likewise.
12862 (__ltdf2): Likewise.
12863 (__ledf2): Likewise.
12864 (__eqsf2): Likewise.
12865 (__nesf2): Likewise.
12866 (__gtsf2): Likewise.
12867 (__gesf2): Likewise.
12868 (__ltsf2): Likewise.
12869 (__lesf2): Likewise.
12871 2007-07-30 Ollie Wild <aaw@google.com>
12873 * c-ppoutput.c (print_lines_directives_only): New function.
12874 (scan_translation_unit_directives_only): New function.
12875 (preprocess_file): Add call to scan_translation_unit_directives_only.
12876 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12877 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12878 -fdirectives-only. Add errors for -fdirectives-only conflict with
12879 -Wunused-macros and -traditional.
12880 (finish_options): Add builtin macro initialization for
12881 -fdirectives-only + -fpreprocessed.
12882 * c.opt (fdirectives-only): New.
12883 * doc/cppopts.texi (fdirectives-only): New.
12885 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12887 * alias.c (record_set, memory_modified_1): Constify.
12888 * bt-load.c (note_btr_set): Likewise.
12889 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12890 * combine.c (set_nonzero_bits_and_sign_copies,
12891 expand_field_assignment, record_dead_and_set_regs_1,
12892 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12893 likely_spilled_retval_1): Likewise.
12894 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12895 frv_io_handle_set): Likewise.
12896 * config/mips/mips.c (mips_sim_record_set,
12897 vr4130_true_reg_dependence_p_1): Likewise.
12898 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12899 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12900 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12901 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12902 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12903 * ddg.c (mark_mem_store): Likewise.
12904 * df-problems.c (df_urec_mark_reg_change): Likewise.
12905 * function.c (update_epilogue_consts): Likewise.
12906 * gcse.c (record_set_info, record_last_set_info,
12907 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12908 reg_clear_last_set): Likewise.
12909 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12911 * jump.c (reversed_comparison_code_parts): Likewise.
12912 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12913 reg_is_set): Likewise.
12914 * loop-iv.c (mark_altered): Likewise.
12915 * mode-switching.c (reg_becomes_live): Likewise.
12916 * optabs.c (no_conflict_move_test): Likewise.
12917 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12919 * postreload.c (reload_combine_note_store, move2add_note_store):
12921 * regmove.c (flags_set_1): Likewise.
12922 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12924 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12926 * resource.c (update_live_status): Likewise.
12927 * rtl.h (set_of, note_stores): Likewise.
12928 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12929 note_stores, parms_set): Likewise.
12930 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12931 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12933 * var-tracking.c (count_stores, add_stores): Likewise.
12935 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12937 * alias.c (mems_in_disjoint_alias_sets_p,
12938 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12939 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12940 write_dependence_p, mems_in_disjoint_alias_sets_p,
12941 read_dependence, true_dependence, canon_true_dependence,
12942 anti_dependence, output_dependence): Constify.
12943 * combine.c (extended_count): Likewise.
12944 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12945 * cselib.c (get_value_hash, references_value_p,
12946 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12947 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12948 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12949 * function.c (contains, prologue_epilogue_contains,
12950 sibcall_epilogue_contains): Likewise.
12951 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12952 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12953 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12954 reg_or_subregno): Likewise.
12955 * recog.c (asm_noperands): Likewise.
12956 * reload1.c (function_invariant_p): Likewise.
12957 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12958 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12959 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12960 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12961 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12962 extended_count, prologue_epilogue_contains,
12963 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12964 canon_true_dependence, read_dependence, anti_dependence,
12965 output_dependence): Likewise.
12966 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12968 2007-07-30 Julian Brown <julian@codesourcery.com>
12970 * config/arm/neon.md (V_ext): New mode attribute.
12971 (neon_vget_lane<mode>): Replace with define_expand.
12972 (neon_vget_lane<mode>_sext_internal)
12973 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12974 and quad precision vectors.
12975 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12976 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12977 have typeless 32-bit result.
12979 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12982 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12984 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12985 use sizetype for rest.
12986 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12987 (aff_combination_convert): Don't convert rest for pointer types.
12989 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12991 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12993 * tree-ssa-alias.c: Add alloc-pool.h.
12994 (init_alias_info): Free alias_bitmap_obstack.
12995 (delete_alias_info): Call delete_mem_ref_stats.
12996 (get_mem_sym_stats_for): Use alloc_pool.
12997 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12998 (delete_mem_sym_stats): Removed.
13000 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13002 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13003 functions cannot be represented as classical distance vectors.
13005 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13007 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13008 * builtins.c (validate_arg, builtin_mathfn_code,
13009 validate_arglist): Likewise.
13010 * calls.c (call_expr_flags): Likewise.
13011 * combine.c (reg_nonzero_bits_for_combine,
13012 reg_num_sign_bit_copies_for_combine, get_last_value,
13013 reg_truncated_to_mode): Likewise.
13014 * emit-rtl.c (subreg_lowpart_p): Likewise.
13015 * expr.c (highest_pow2_factor_for_target,
13016 categorize_ctor_elements_1, categorize_ctor_elements,
13017 count_type_elements, contains_packed_reference,
13018 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13019 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13020 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13021 native_encode_int, native_encode_real, native_encode_complex,
13022 native_encode_vector, native_encode_expr, native_interpret_int,
13023 native_interpret_real, native_interpret_complex,
13024 native_interpret_vector, native_interpret_expr): Likewise.
13025 * function.c (use_register_for_decl): Likewise.
13026 * gimplify.c (get_name): Likewise.
13027 * langhooks-def.h (lhd_return_null_const_tree): New.
13028 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13029 * langhooks.c (lhd_return_null_const_tree): New.
13030 * langhooks.h (lang_get_callee_fndecl): Constify.
13031 * output.h (constructor_static_from_elts_p): Likewise.
13032 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13033 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13034 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13035 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13036 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13037 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13038 * rtlhooks-def.h (reg_nonzero_bits_general,
13039 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13041 * rtlhooks.c (reg_num_sign_bit_copies_general,
13042 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13044 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13045 * stor-layout.c (mode_for_size_tree): Likewise.
13046 * tree-ssa-loop-im.c (memref_eq): Likewise.
13047 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13048 * tree.c (contains_placeholder_p, type_list_equal,
13049 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13051 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13052 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13053 contains_placeholder_p, contains_packed_reference,
13054 get_callee_fndecl, operand_equal_for_phi_arg_p,
13055 warn_if_unused_value, is_body_block, native_encode_expr,
13056 native_interpret_expr, fold_convertible_p, operand_equal_p,
13057 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13058 validate_arglist, simple_cst_equal, type_list_equal,
13059 use_register_for_decl, call_expr_flags, get_name,
13060 highest_pow2_factor): Likewise.
13061 (const_call_expr_arg_iterator_d,
13062 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13063 first_const_call_expr_arg, more_const_call_expr_args_p,
13064 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13065 * varasm.c (constructor_static_from_elts_p): Constify.
13067 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13069 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13070 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13071 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13072 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13073 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13074 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13075 spelling conventions.
13076 * doc/invoke.texi: Follow spelling conventions.
13078 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13079 Revital Eres <eres@il.ibm.com>
13081 * modulo-sched.c (sms_schedule): Avoid loops which includes
13082 auto-increment instructions.
13084 2007-07-28 Richard Guenther <rguenther@suse.de>
13086 PR middle-end/32920
13087 * fold-const.c (fold_cond_expr_with_comparison): Convert
13088 operand zero of MIN/MAX_EXPR to correct type.
13090 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13092 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13093 flags_from_decl_or_type): Constify.
13094 * gcc.c (do_spec_1): Likewise.
13095 * print-tree.c (dump_addr, print_node_brief): Likewise.
13096 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13097 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13098 tree_purge_all_dead_eh_edges): Likewise.
13099 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13100 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13102 * tree.c (expr_location, expr_has_location, expr_locus,
13103 expr_filename, expr_lineno, get_inner_array_type,
13104 fields_compatible_p): Likewise.
13105 * tree.h (get_inner_array_type, fields_compatible_p,
13106 expr_location, expr_has_location, expr_locus, expr_filename,
13107 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13108 setjmp_call_p, alloca_call_p): Likewise.
13110 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13112 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13113 TV_FLOW_INSENSITIVE.
13115 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13117 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13118 (compute_flow_insensitive_aliasing): Ditto for
13119 TV_FLOW_INSENSITIVE.
13121 2007-07-27 Jan Hubicka <jh@suse.cz>
13123 * config/i386/i386.c (register_move_cost): Remove accidentally
13124 comitted #if 0 block.
13126 * attribs.c: Include hashtab.h
13127 (attribute_hash): New.
13128 (substring): New structure.
13129 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13131 (init_attributes): Initialize attribute hash.
13132 (decl_attributes): Use attribute hash.
13133 * Makefile.in (attribs.c): Depend on hashtab.h.
13135 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13137 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13139 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13141 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13142 __mips_dspr2 and __mips_dsp_rev macros.
13143 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13145 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13147 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13149 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13151 PR middle-end/32749
13153 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13154 and the updating of the live and do_not_gen sets.
13155 (df_note_bb_compute): Added updating of live and do_not_gen sets
13156 for regular defs so that the case of clobber inside conditional
13157 call is processed correctly.
13159 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13161 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13162 operands with compatible type.
13164 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13166 * expr.h (store_bit_field): Don't return a value.
13167 * expmed.c (check_predicate_volatile_ok): New function.
13168 (store_bit_field_1): New function, extracted from store_bit_field.
13169 Take a fallback_p argument and return true if the operation succeeded.
13170 Only use store_fixed_bit_field if fallback_p. Don't recompute
13171 mode_for_extraction; use op_mode instead. Try forcing memories
13172 into registers if the insv expander fails.
13173 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13174 Don't return a value.
13175 (convert_extracted_bit_field): New function, extracted from
13177 (extract_bit_field_1): Likewise. Take a fallback_p argument
13178 and return NULL if the operation succeeded. Only use
13179 extract_fixed_bit_field if fallback_p. Only calculate one
13180 extraction mode. Combine code for extv and extzv. Try forcing
13181 memories into registers if the ext(z)v expander fails.
13182 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13184 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13186 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13188 (df_ref): Likewise. Put regno with other integer fields.
13190 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13192 * df.h (df_mw_hardreg): Remove "loc" field.
13193 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13195 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13196 split out from df_set_unused_notes_for_mw. Return false for
13197 partial references. Assert that mw_reg is a REG when returning true.
13198 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13199 (df_whole_mw_reg_dead_p): New function, split out from
13200 df_set_dead_notes_for_mw. Return false for partial references.
13201 Assert that mw_reg is a REG when returning true.
13202 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13203 Remove redundant bitmap check.
13205 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13207 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13208 ($(T)crtend.o): Likwise.
13209 ($(T)crtbeginS.o): Likwise.
13210 ($(T)crtendS.o): Likwise.
13211 ($(T)crtfastmath.o): Likwise.
13213 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13215 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13216 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13217 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13218 and x_n_bbs_in_dom_tree fields.
13220 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13222 PR tree-optimization/32087
13223 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13224 Do not call scale_bbs_frequencies_int with prob of zero.
13226 2007-07-26 Julian Brown <julian@codesourcery.com>
13228 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13229 (neon_element_bits): Add prototypes.
13230 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13231 (neon_const_bounds, neon_element_bits): New functions.
13232 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13233 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13234 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13235 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13236 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13237 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13238 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13239 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13240 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13241 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13242 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13243 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13244 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13246 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13248 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13249 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13251 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13252 Julian Brown <julian@codesourcery.com>
13254 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13255 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13256 * config/arm/cortex-a8.md: New.
13257 * config/arm/cortex-a8-neon.md: New.
13258 * config/arm/neon-schedgen.ml: New.
13259 * config/arm/neon.md (vqh_mnem): New.
13261 (Is_float_mode): New.
13262 (Scalar_mul_8_16): New.
13264 (V_mode_nunits): New.
13265 (All instruction patterns): Annotate with neon_type attribute
13267 * config/arm/arm.md: Include cortex-a8.md.
13268 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13270 Annotate instruction patterns accordingly.
13271 (generic_sched): Do not use generic scheduling for Cortex-A8.
13272 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13274 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13276 * fold-const.c (fold_read_from_constant_string): Use
13277 build_int_cst_type.
13278 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13280 2007-07-26 Nick Clifton <nickc@redhat.com>
13282 * tree-ssa-operands.h: Change copyright header to refer to version
13283 3 of the GNU General Public License and to point readers at the
13284 COPYING3 file and the FSF's license web page.
13285 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13286 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13287 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13288 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13289 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13290 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13291 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13292 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13293 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13294 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13295 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13296 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13297 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13298 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13299 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13300 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13301 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13302 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13303 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13304 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13305 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13306 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13307 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13308 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13309 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13310 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13311 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13312 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13313 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13314 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13315 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13316 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13317 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13318 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13319 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13320 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13321 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13322 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13323 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13324 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13325 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13326 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13327 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13328 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13329 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13330 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13331 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13332 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13333 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13334 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13335 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13336 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13337 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13338 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13339 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13340 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13341 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13342 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13343 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13344 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13345 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13346 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13347 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13348 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13349 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13350 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13351 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13352 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13353 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13354 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13355 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13356 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13357 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13358 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13359 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13360 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13361 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13362 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13363 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13364 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13365 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13366 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13367 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13368 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13369 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13370 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13371 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13372 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13373 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13374 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13375 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13376 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13377 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13378 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13379 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13380 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13381 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13382 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13383 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13384 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13385 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13386 convert.c, convert.h, langhooks-def.h, reload1.c,
13387 tree-ssa-operands.c: Likewise.
13389 2007-07-26 Jan Hubicka <jh@suse.cz>
13391 * tree-ssa-live.c: Include debug.h and flags.h.
13392 (mark_scope_block_unused): New function.
13393 (remove_unused_scope_block_p): New function.
13394 (remove_unused_locals): Remove unused blocks too.
13396 2007-07-25 Ian Lance Taylor <iant@google.com>
13398 * combine.c (combine_max_regno): Remove. Remove all uses.
13399 (struct reg_stat_struct): Rename from struct reg_stat.
13400 (reg_stat_type): Define, and declare VECs.
13401 (reg_stat): Change from pointer to VEC. Change all uses.
13402 (combine_split_insns): New static function.
13403 (try_combine, find_split_point): Call it instead of split_insns.
13405 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13407 * cfghooks.c (split_block): Fix the information about loop latch.
13409 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13411 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13413 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13415 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13416 Scan the new edge for loop exit info.
13418 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13420 * config/darwin.c: Include debug.h.
13422 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13425 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13427 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13429 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13430 (HARD_REGNO_MODE_OK): Ditto.
13431 (MODES_TIEABLE_P): Ditto.
13432 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13433 (CLASS_MAX_NREGS): Ditto.
13434 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13435 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13436 (divdf3_internal_thr): Removed.
13437 * config/ia64/div.md: New file.
13438 * config/ia64/constraints.md: Add H constraint.
13440 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13442 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13443 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13444 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13445 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13446 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13447 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13448 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13449 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13450 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13451 dump_sbitmap_file, debug_sbitmap, popcount_table,
13452 sbitmap_popcount): Constify.
13453 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13454 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13455 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13456 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13457 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13458 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13459 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13460 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13461 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13462 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13463 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13465 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13467 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13468 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13469 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13470 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13471 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13472 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13473 bitmap_intersect_p, bitmap_intersect_compl_p,
13474 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13475 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13477 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13478 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13479 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13480 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13481 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13482 debug_bitmap, debug_bitmap_file, bitmap_print,
13483 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13484 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13486 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13488 * config/darwin.c (darwin_override_options): Additional fix for
13489 debug info formats that don't support var tracking.
13491 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13493 * cselib.c (entry_and_rtx_equal_p): Constify.
13494 * gengtype.c (output_mangled_typename, write_types, write_local):
13496 * gengtype.h (const_type_p): New.
13497 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13499 * tlink.c (scan_linker_output): De-constify.
13500 * tree-ssa-loop-im.c (memref_eq): Constify.
13501 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13502 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13504 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13506 * c-common.c (fname_as_string, c_type_hash): Constify.
13507 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13508 * cgraph.c (edge_hash, edge_eq): Likewise.
13509 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13510 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13511 reg_attrs_htab_eq): Likewise.
13512 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13514 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13515 const_decl_t, const_state_t, const_automata_list_el_t): New.
13516 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13517 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13518 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13519 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13520 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13521 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13522 compare_max_occ_cycle_nums, out_state_arcs_num,
13523 compare_transition_els_num, units_cmp, state_reservs_cmp):
13525 * genmodes.c (cmp_modes): Likewise.
13526 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13527 * gimplify.c (compare_case_labels): Likewise.
13528 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13529 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13530 * matrix-reorg.c (mtt_info_hash): Likewise.
13531 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13532 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13533 (htab_hash_bucket, htab_hash_elem): Constify.
13534 * tree-browser.c (TB_parent_eq): Likewise.
13535 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13536 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13537 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13538 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13540 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13541 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13542 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13543 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13544 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13546 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13547 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13548 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13549 * tree-ssa-threadupdate.c (redirection_data_hash,
13550 redirection_data_eq): Likewise.
13551 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13552 * tree-ssa.c (var_ann_eq): Likewise.
13553 * tree-vrp.c (compare_case_labels): Likewise.
13554 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13555 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13556 tree_not_check_failed, tree_class_check_failed,
13557 tree_range_check_failed, tree_not_class_check_failed,
13558 omp_clause_check_failed, omp_clause_range_check_failed,
13559 tree_contains_struct_check_failed, tree_operand_check_failed):
13561 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13562 tree_not_check_failed, tree_class_check_failed,
13563 tree_range_check_failed, tree_not_class_check_failed,
13564 tree_operand_check_failed, omp_clause_operand_check_failed,
13565 tree_operand_length): Likewise.
13566 * var-tracking.c (const_variable): New.
13567 (variable_htab_hash, variable_htab_eq): Constify.
13568 * varasm.c (const_desc_hash): Likewise.
13570 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13572 * expr.c (handled_component_p): Constify.
13573 * fold-const.c (fit_double_type): Likewise.
13574 * real.h (real_value_from_int_cst): Likewise.
13575 * tree-flow-inline.h (gimple_in_ssa_p,
13576 gimple_aliases_computed_p, gimple_addressable_vars,
13577 gimple_call_clobbered_vars, gimple_referenced_vars,
13578 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13579 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13580 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13581 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13582 is_label_stmt, is_global_var, phi_ssa_name_p,
13583 factoring_name_p, is_call_clobbered, tree_common_ann,
13584 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13585 unmodifiable_var_p, array_ref_contains_indirect_ref,
13586 ref_contains_array_ref, lookup_subvars_for_var,
13587 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13588 gimple_mem_ref_stats): Likewise.
13589 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13590 may_aliases, is_exec_stmt, is_label_stmt,
13591 ref_contains_array_ref, array_ref_contains_indirect_ref,
13592 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13593 unmodifiable_var_p): Likewise.
13594 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13595 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13596 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13597 cst_and_fits_in_hwi, real_value_from_int_cst,
13598 build_real_from_int_cst, integer_zerop, integer_onep,
13599 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13600 tree_floor_log2, real_zerop, real_onep, real_twop,
13601 real_minus_onep, really_constant_p, purpose_member, chain_member,
13602 list_length, fields_length, int_size_in_bytes, bit_position,
13603 int_bit_position, byte_position, int_byte_position, expr_align,
13604 array_type_nelts, tree_node_structure,
13605 type_contains_placeholder_1, iterative_hash_pointer,
13606 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13607 tree_map_base_eq, type_hash_list, type_hash_eq,
13608 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13609 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13610 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13611 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13612 int_fits_type_p, get_containing_scope, decl_function_context,
13613 decl_type_context, omp_clause_operand_check_failed,
13614 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13615 * tree.h (omp_clause_operand_check_failed, tree_size,
13616 build_real_from_int_cst, array_type_nelts, purpose_member,
13617 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13618 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13619 is_attribute_p, check_qualified_type, expr_align,
13620 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13621 int_byte_position, list_length, fields_length, initializer_zerop,
13622 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13623 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13624 tree_node_structure, handled_component_p, get_containing_scope,
13625 decl_function_context, decl_type_context, real_zerop,
13626 type_num_arguments, fit_double_type, really_constant_p,
13627 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13628 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13629 real_twop, real_minus_onep, int_cst_value): Likewise.
13631 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13633 * cfglayout.c (insn_scope, insn_line): Constify.
13634 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13635 const_double_htab_hash, const_double_htab_eq,
13636 mem_attrs_htab_hash): Likewise.
13637 * loop-iv.c (biv_eq): Likewise.
13638 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13639 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13640 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13642 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13643 error_for_asm, warning_for_asm, _fatal_insn,
13644 _fatal_insn_not_found): Likewise.
13645 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13646 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13647 rtl_check_failed_type2, rtl_check_failed_code1,
13648 rtl_check_failed_code2, rtl_check_failed_code_mode,
13649 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13650 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13651 rtl_check_failed_type2, rtl_check_failed_code1,
13652 rtl_check_failed_code2, rtl_check_failed_code_mode,
13653 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13654 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13655 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13656 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13657 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13658 rtx_unstable_p, get_integer_term, get_related_value,
13659 offset_within_block_p, reg_mentioned_p, count_occurrences,
13660 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13661 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13662 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13663 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13664 find_constant_src, find_reg_fusage, find_regno_fusage,
13665 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13666 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13667 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13668 computed_jump_p, auto_inc_p, in_expr_list_p,
13669 remove_node_from_expr_list, loc_mentioned_in_p,
13670 label_is_jump_target_p, reversed_comparison_code_parts,
13671 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13672 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13673 print_inline_rtx): Likewise.
13674 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13675 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13676 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13677 get_integer_term, get_related_value, offset_within_block_p,
13678 count_occurrences, reg_mentioned_p, no_labels_between_p,
13679 reg_used_between_p, reg_referenced_p, single_set_2,
13680 multiple_sets, set_noop_p, refers_to_regno_p,
13681 reg_overlap_mentioned_p, dead_or_set_p,
13682 covers_regno_no_parallel_p, covers_regno_p,
13683 dead_or_set_regno_p, find_reg_note, find_regno_note,
13684 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13685 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13686 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13687 side_effects_p, may_trap_p_1, may_trap_p,
13688 may_trap_after_code_motion_p, may_trap_or_fault_p,
13689 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13690 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13691 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13692 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13693 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13695 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13696 warning_for_asm): Likewise.
13697 * tree.h (print_rtl): Likewise.
13698 * varasm.c (get_pool_mode): Likewise.
13700 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13702 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13703 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13704 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13705 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13706 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13707 * ddg.c (compare_sccs): Likewise.
13708 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13709 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13710 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13711 decimal_do_fix_trunc, decimal_real_to_integer,
13712 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13713 * dse.c (const_group_info_t): New.
13714 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13715 * dwarf2out.c (const_dw_die_ref): New.
13716 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13717 * tree-browser.c (TB_parent_eq): Likewise.
13718 * unwind-dw2-fde.c (__register_frame_info_bases,
13719 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13720 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13722 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13723 * unwind-dw2.c (uw_frame_state_for): Likewise.
13724 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13725 * value-prof.h (const_histogram_value): New.
13727 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13729 * config/mips/mips.c (machine_function): Add
13730 initialized_mips16_gp_pseudo_p.
13731 (mips16_gp_pseudo_reg): Do not emit the initialization of
13732 mips16_gp_pseudo_rtx when being called from the gimple cost-
13733 calculation routines; emit it on the first use outside those
13736 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13738 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13741 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13742 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13743 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13744 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13745 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13746 Preserve const-ness of parameters through use of __typeof(),
13747 also constify and tidy.
13749 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13750 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13751 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13752 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13753 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13754 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13755 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13756 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13757 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13759 2007-07-25 Julian Brown <julian@codesourcery.com>
13760 Mark Shinwell <shinwell@codesourcery.com>
13762 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13763 (alpha_mangle_type): This.
13764 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13765 (TARGET_MANGLE_TYPE): Define this instead.
13766 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13767 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13768 (arm_init_neon_builtins): Fix comment.
13769 (arm_mangle_map_entry): New.
13770 (arm_mangle_map): New.
13771 (arm_mangle_type): New.
13772 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13773 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13774 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13775 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13776 (TARGET_MANGLE_TYPE): Define this instead.
13777 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13778 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13779 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13780 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13781 (TARGET_MANGLE_TYPE): Define this instead.
13782 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13784 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13785 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13786 (TARGET_MANGLE_TYPE): Define this instead.
13787 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13788 (s390_mangle_type): This.
13789 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13790 (TARGET_MANGLE_TYPE): Define this instead.
13791 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13792 (sparc_mangle_type): This.
13793 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13794 (TARGET_MANGLE_TYPE): Define this instead.
13795 * cp/mangle.c (write_type): Call mangle_type target hook on all
13796 types before mangling. Use original type, not main variant, as
13798 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13799 (TARGET_MANGLE_TYPE): This.
13800 * target.h (gcc_target): Rename mangle_fundamental_type to
13802 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13803 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13805 2007-07-25 Julian Brown <julian@codesourcery.com>
13806 Paul Brook <paul@codesourcery.com>
13807 Joseph Myers <joseph@codesourcery.com>
13808 Mark Shinwell <shinwell@codesourcery.com>
13810 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13811 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13812 (with_fpu): Allow --with-fpu=neon.
13813 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13814 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13815 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13816 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13817 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13818 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13819 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13820 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13821 (output_move_neon): Add prototypes.
13822 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13823 (all_fpus): Add FPUTYPE_NEON.
13824 (fp_model_for_fpu): Add NEON field.
13825 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13826 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13828 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13830 (thumb2_legitimate_address_p): Likewise.
13831 (neon_valid_immediate): Recognize and prepare constants suitable for
13833 (neon_immediate_valid_for_move): New function. Recognize and prepare
13834 immediates for NEON move instructions.
13835 (neon_immediate_valid_for_logic): New function. Recognize and
13836 prepare immediates for NEON logic instructions.
13837 (neon_output_logic_immediate): New function. Create asm string
13838 suitable for outputting immediate logic instructions.
13839 (neon_pairwise_reduce): New function. Implement reduction using
13840 pairwise operations.
13841 (neon_expand_vector_init): New function. Expand a (possibly
13842 non-constant) vector initialization.
13843 (neon_vector_mem_operand): New function. Memory operands supported
13844 for quad-word loads/stores to/from ARM or NEON registers. Don't
13845 allow base+offset addressing for core regs.
13846 (neon_struct_mem_operand): New function. Valid mems for NEON
13848 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13849 from neon_vector_mem_operand addresses without a secondary register.
13850 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13851 (add_minipool_backward_ref): Likewise.
13852 (dump_minipool): Likewise.
13853 (push_minipool_fix): Likewise.
13854 (output_move_quad): New function. Output quad-word moves, loads and
13855 stores using ARM registers.
13856 (output_move_vfp): Add support for vectors in VFP (NEON) D
13858 (output_move_neon): Output a NEON load/store to/from a quadword
13860 (arm_print_operand): Implement new codes:
13861 - 'c' for unadorned integers (without a # sign).
13862 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13864 - 'e', 'f' for the low and high D parts of a NEON Q register.
13865 - 'q' outputs a NEON Q register.
13866 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13867 - 'T' prints NEON opcode features from a coded bitmask.
13868 - 'F' is similar to T, but signed/unsigned codes both print as
13870 - 't' is similar to T, but 'u' is printed instead of 'p'.
13871 - 'O' prints 'r' if NEON instruction should perform rounding (as
13872 specified by bitmask), else prints nothing.
13873 - '#' is a punctuation character to stop operand numbers from
13874 running together with following digits in the assembler
13875 strings for instructions (when using mode attributes).
13876 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13877 constant vectors in big-endian mode, where necessary.
13878 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13879 Handle EI, OI, CI, XI modes.
13880 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13881 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13882 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13883 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13884 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13886 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13887 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13888 to turn v8qi, etc. into bits defined above.
13889 (neon_itype): New enumeration. Classifications of NEON builtins.
13890 (neon_builtin_datum): Define struct. Contains information about
13891 a single builtin (with multiple modes).
13892 (CF): Define helper macro for...
13893 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13895 (neon_builtin_data): New array. Define information about builtins
13896 for use during initialization/expansion.
13897 (arm_init_neon_builtins): New function.
13898 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13900 (neon_builtin_compare): New function.
13901 (locate_neon_builtin_icode): New function. Find an insn code for a
13902 builtin given a function code for that builtin. Also return type of
13903 builtin (NEON_BINOP, NEON_UNOP etc.).
13904 (builtin_arg): New enumeration. Types of arguments for builtins.
13905 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13906 Takes a variable argument list of builtin_arg types, terminated by
13908 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13909 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13910 (neon_emit_pair_result_insn): New function. Support returning pairs
13911 of vectors via a pointer.
13912 (neon_disambiguate_copy): New function. Set up operands for a
13913 multi-word copy such that registers do not get clobbered.
13914 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13915 ARM_BUILTIN_NEON_BASE.
13916 (arm_file_start): Set float-abi attribute for NEON.
13917 (arm_vector_mode_supported_p): Enable NEON vector modes.
13918 (arm_mangle_map_entry): New.
13919 (arm_mangle_map): New.
13920 (arm_mangle_vector_type): New.
13921 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13923 (TARGET_NEON): New macro. Target supports NEON.
13924 (fputype): Add FPUTYPE_NEON.
13925 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13926 for vectorization based on command-line arg.
13927 (NEON_REGNO_OK_FOR_NREGS): Define.
13928 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13929 (VALID_NEON_STRUCT_MODE): Define.
13930 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13931 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13932 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13933 (consttable_16): Add pattern for outputting 16-byte minipool
13935 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13937 (vec-common.md, neon.md): Include md files.
13938 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13939 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13940 (memory_constraint "Ut", "Un", "Us"): Define.
13941 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13942 (MMX_char): New mode attribute.
13943 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13944 (*add<mode>3_iwmmxt): New insn pattern.
13945 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13946 (*sub<mode>3_iwmmxt): New insn pattern.
13947 (mulv4hi3): Rename to...
13948 (*mulv4hi3_iwmmxt): This.
13949 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13950 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13951 (uminv4hi3, uminv2si3): Remove. Replace with...
13952 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13953 (*umin<mode>3_iwmmxt): These.
13954 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13955 (ashr<mode>3_iwmmxt): This new pattern.
13956 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13957 (lshr<mode>3_iwmmxt): This new pattern.
13958 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13959 (ashl<mode>3_iwmmxt): This new pattern.
13960 * config/arm/neon-docgen.ml: New file. Generate documentation for
13962 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13963 * config/arm/arm_neon.h: New (autogenerated).
13964 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13966 * config/arm/neon.md: New file. Define NEON instructions.
13967 * config/arm/neon.ml: New file. Abstract description of NEON
13968 instructions, used to generate arm_neon.h header, documentation and
13970 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13971 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13973 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13975 (ARM NEON Intrinsics): New subsection.
13976 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13978 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13980 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13983 2007-07-24 Jan Hubicka <jh@suse.cz>
13985 * regclass.c (move_table): New type.
13986 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13987 (init_move_cost): Break out from ...
13988 (init_reg_sets_1): ... here; simplify computation of
13989 have_regs-of_mode and contains_reg_of_mode.
13990 (record_reg_classes): Unswitch internal loops.
13991 (copy_cost): Trigger lazy initialization of move cost
13992 (record_address_regs): Likewise.
13994 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13996 * config/darwin.c (darwin_override_options): Don't force on
13997 flag_var_tracking_uninit when no debug info is requested.
13999 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14001 * cfgloop.c (init_loops_structure): New function.
14002 (flow_loops_find): Create root of the loop tree unconditionally.
14004 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14006 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14008 2007-07-24 Jan Hubicka <jh@suse.cz>
14010 * caller-save.c: Include ggc.h, gt-caller-save.h
14011 (reg_save_code, reg_restore_code): Rename to ...
14012 (cached_reg_save_code, cached_reg_restore_code): ... those.
14013 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14014 (reg_save_code, reg_restore_code): New functions.
14015 (init_caller_save): Do not intialize
14016 reg_save_code/reg_restore_code tables.
14017 * Makefile.in: (gt-caller-save.h): New.
14019 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14021 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14022 with the mode of the original operand instead of
14025 2007-07-23 Jan Hubicka <jH@suse.cz>
14027 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14028 (inline_secondary_memory_needed): ... here.
14029 (ix86_memory_move_cost): Break out to ...
14030 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14031 maximum of input and output; fix handling of Q_REGS on 64bit.
14032 (ix86_secondary_memory_needed): Microoptimize.
14034 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14036 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14037 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14038 stmts_from_loop, known_dependences_p, build_rdg): New.
14039 * tree-data-ref.h: Depends on graphds.h.
14040 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14041 (build_rdg): Declared.
14042 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14044 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14046 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14049 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14050 Jakub Jelinek <jakub@redhat.com>
14052 PR middle-end/PR28690
14053 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14055 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14056 and MEM_POINTER operands over REG and MEM operands.
14057 (swap_commutative_operands_p): Change return value to bool.
14058 * rtl.h: Update the corresponding prototype.
14059 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14060 instead of gen_rtx_PLUS.
14061 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14062 value to bool. Change function arguments to rtx's and update code
14064 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14065 calls to match the new declaration.
14066 * simplify-rtx.c (simplify_associative_operation): Don't
14067 reorder simplify_binary_operation arguments.
14069 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14071 * config/mips/mips.c (override_options): Use mips_costs to derive
14072 the default branch cost.
14073 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14075 * config/mips/mips.opt (mbranch-cost=): New option.
14076 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14078 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14080 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14081 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14082 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14083 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14085 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14087 * config/mips/constraints.md (ks): New constraint.
14088 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14089 (*add<mode>3_mips16): ...here.
14091 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14093 * optabs.h (enum optab_index): Add new OTI_signbit.
14094 (signbit_optab): Define corresponding macro.
14095 (enum insn_code signbit_optab[]): Remove array.
14096 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14097 (expand_copysign_absneg): If back end provides signbit insn, use it
14098 instead of bit operations on floating point argument.
14099 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14100 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14101 for availability of signbit insn.
14103 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14104 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14105 SSE mode is not active.
14106 (isinf<mode>2): Disable for mfpmath=sse,387.
14108 2007-07-22 Ben Elliston <bje@au.ibm.com>
14110 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14112 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14114 2007-07-20 Richard Guenther <rguenther@suse.de>
14116 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14117 integral typed condition.
14118 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14119 booleanness. Only preserve conversions from a non-base
14120 type to a base type, not in general between types with
14121 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14122 * tree.def (COND_EXPR): Document that the condition
14123 can be of any integral type.
14125 2007-07-20 Nigel Stephens <nigel@mips.com>
14126 Richard Sandiford <richard@codesourcery.com>
14128 * config/mips/mips.h (mips_dwarf_regno): Declare.
14129 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14130 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14131 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14132 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14133 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14134 (REG_CLASS_NAMES): Update accordingly.
14135 * config/mips/mips.c (mips_dwarf_regno): New array.
14136 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14137 (mips_subword): Remove special handling for accumulator registers.
14138 (override_options): Initiailize mips_dwarf_regno. Remove use
14140 (mips_swap_registers): New function.
14141 (mips_conditional_register_usage): Swap accumulator registers
14142 around if TARGET_LITTLE_ENDIAN.
14143 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14144 * config/mips/constraints.md (h, l): Use the endianness to choose
14145 between MD0_REG and MD1_REG.
14146 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14147 alternative-dependent template.
14149 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14151 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14154 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14156 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14157 predecessor fallthru flags.
14159 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14161 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14162 of compare to the same type.
14163 * cfgloopmanip.c (add_loop): Update information about loop exits.
14164 (loop_version): Remove the innermost loop requirement.
14165 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14166 to sizetype for pointers.
14168 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14170 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14171 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14172 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14174 * config/dfp-bit.c: Empty for TFmode conversions.
14176 2007-07-18 Caroline Tice <ctice@apple.com>
14178 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14179 and handle them correctly; check that src is not NULL before
14181 (find_src_set_src): Likewise.
14183 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14185 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14186 (struct alignment_context, init_alignment_context): New.
14187 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14188 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14189 (XCHAL_HAVE_S32C1I): Likewise.
14190 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14191 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14192 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14193 (ATOMIC, HQI): New macros.
14194 (memory_barrier, *memory_barrier): New.
14195 (sync_lock_releasesi): New.
14196 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14197 (sync_lock_test_and_set<mode>): New.
14198 (sync_<atomic><mode>): New.
14199 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14200 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14201 (xtensa_expand_atomic): New.
14203 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14207 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14208 transformation for builtin ISNORMAL.
14209 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14210 * builtins.def (BUILT_IN_ISNORMAL): New.
14211 * doc/extend.texi: Document isnormal.
14213 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14217 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14218 optabs infrastructure. Provide generic implementation for
14220 (expand_builtin): Handle FINITE/ISFINITE.
14221 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14222 (fold_builtin_1): Likewise.
14224 * builtins.def (BUILT_IN_ISFINITE): New.
14226 * doc/extend.texi: Document isfinite.
14228 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14231 PR middle-end/20558
14233 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14234 generic fallback for isinf.
14235 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14236 calculation code ...
14237 * real.c (get_max_float): ... to here.
14238 * real.h (get_max_float): New.
14240 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14242 PR middle-end/32668
14244 * builtin-attrs.def (ATTR_TYPEGENERIC,
14245 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14247 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14248 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14249 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14250 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14252 * c-common.c (handle_type_generic_attribute): New.
14253 (c_common_attribute_table): Add "type generic".
14255 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14257 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14259 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14260 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14263 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14266 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14267 checking that the operand is an expression.
14269 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14270 Danny Smith <dannysmith@users.sourceforge.net>
14273 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14274 file mapping object in local namespace if Windows version later
14277 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14279 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14280 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14281 arm_cannot_force_const_mem.
14282 (arm_cannot_force_const_mem): New function.
14283 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14284 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14285 of arm_tls_referenced_p.
14286 * config/arm/arm.md (movsi): Split out-of-section constants when
14287 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14288 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14290 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14292 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14294 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14296 * config/mips/mips.md (*extendqihi2): Convert the destination
14299 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14301 * config/pa/fptr.c: Update license header.
14302 * config/pa/milli64.S: Likewise.
14304 2007-07-17 Nick Clifton <nickc@redhat.com>
14306 * COPYING_v3: New file. Contains version 3 of the GNU General
14308 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14309 Lesser General Public License.
14310 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14311 the GNU General Public License.
14313 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14315 PR rtl-optimization/32773
14316 * cfglayout.c (force_one_exit_fallthru): New function.
14317 (cfg_layout_finalize): Use it.
14319 2007-07-16 Richard Guenther <rguenther@suse.de>
14320 Uros Bizjak <ubizjak@gmail.com>
14322 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14323 before forcing it to gimple operand.
14325 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14326 David Ung <davidu@mips.com>
14328 * config/mips/mips.h (TUNE_24K): Define.
14329 (TUNE_MACC_CHAINS): Add TUNE_24K.
14330 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14332 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14333 (r74k_int_madd): .. this new reservation.
14334 (define_bypass): Fixed bypasses for r74k_int_madd to use
14335 mips_linked_madd_p.
14336 * config/mips/24k.md (define_bypass): Define new
14337 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14339 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14340 Nigel Stephens <nigel@mips.com>
14342 * config/mips/mips.md: Include 20kc.md.
14343 * config/mips/20kc.md: New file.
14344 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14345 (mips_adjust_cost): Tweak for 20Kc.
14346 (mips_issue_rate): Likewise.
14347 * config/mips/mips.h (TUNE_20KC): Define.
14349 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14351 * config/rs6000/rs6000.c (struct processor_cost): Add
14352 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14354 (*_cost): Add cache information.
14355 (rs6000_override_options): Set cache parameters.
14357 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14360 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14361 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14363 2007-07-16 Paul Brook <paul@codesourcery.com>
14366 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14367 (cirrus_thumb2_movsi_insn): Ditto.
14369 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14371 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14372 CR2_REGNO to R_CR2.
14374 2007-07-15 Andrew Haley <aph@redhat.com>
14376 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14377 before looking in the context.
14379 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14381 PR middle-end/32398
14382 PR middle-end/32769
14383 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14384 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14385 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14386 (pa_output_function_prologue): Use rp_saved and
14387 current_function_is_leaf to generate .CALLINFO statement.
14388 (hppa_expand_prologue): Set rp_saved.
14389 (hppa_expand_epilogue): Use rp_saved.
14390 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14391 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14393 2007-07-14 Dirk Mueller <dmueller@suse.de>
14395 * omega.c (coalesce): Fix memory leak on early exit.
14396 * matrix-reorg.c (check_allocation_function): Likewise.
14397 * tree-vect-transform.c (vect_get_new_vect_var): free result
14399 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14400 pass pointer to edge vector
14401 (partition_hot_cold_basic_blocks): Fix memory leak.
14402 * collect2.c (prefix_from_string): Free temporary storage.
14403 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14405 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14407 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14408 (DO_GLOBAL_DTORS_BODY): Likewise.
14410 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14411 Nigel Stephens <nigel@mips.com>
14413 * config/mips/mips.c (mips_classify_symbol): Don't return
14414 SYMBOL_SMALL_DATA for constant pool addresses if
14415 TARGET_EMBEDDED_DATA is true.
14417 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14419 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14420 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14421 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14422 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14423 __builtin_ia32_storehps, __builtin_ia32_storelps,
14424 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14425 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14426 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14427 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14428 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14429 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14430 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14431 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14432 using def_builtin_const.
14434 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14436 PR tree-optimization/32705
14437 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14438 (simplify_binary_expression): Use SSA_VAL consistently.
14440 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14442 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14443 (SPEFSCR_REGNO): Delete definition.
14444 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14445 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14446 * config/rs6000/rs6000.h: Do not define *_REGNO.
14447 LINK_REGISTER_REGNUM -> LR_REGNO.
14448 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14449 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14450 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14451 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14452 R_VRSAVE, R_VSCR. Use them.
14453 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14454 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14455 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14456 * config/rs6000/aix.h: Define R_LR. Use it.
14458 2007-07-13 Caroline Tice <ctice@apple.com>
14460 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14461 flag_var_tracking is explicitly turned off (i.e. when variable
14462 tracking is not feasible); otherwise, turn flag_var_tracking on when
14463 flag_var_tracking_uninit is on.
14464 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14465 note definitions, to allow recording of initialization status in the
14467 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14468 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14469 determine if two note locations are equal.
14470 (output_loc_list): Don't output list entries whose start & end labels
14472 (reg_loc_descriptor): Add parameter for initialization status; pass it
14473 to other loc descriptor functions.
14474 (one_reg_loc_descriptor): Add parameter for initialization status;
14475 check its value and add DW_OP_GNU_uninit to returned loc descr if
14477 (multiple_reg_loc_descriptor): Add parameter for initialization
14479 pass init status argument to other loc descriptor functions; check
14480 value of intialization parameter and add DW_OP_GNU_uninit to returned
14481 loc descr if appropriate.
14482 (based_loc_descr): Add parameter for initialization status; add new
14483 variable for return value; check value of initialization parameter and
14484 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14485 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14486 pass init status argument to other loc descriptor functions; check
14487 value of intialization parameter and add DW_OP_GNU_uninit to returned
14488 loc descr if appropriate.
14489 (mem_loc_descriptor): Likewise.
14490 (concat_loc_descriptor): Likewise.
14491 (concatn_loc_descriptor): Likewise.
14492 (loc_descriptor): Add parameter for initialization status; pass it as
14493 argument to other loc descriptor function calls.
14494 (loc_descriptor_from_tree_1): Add appropriate initialization status
14495 to loc descriptor function calls.
14496 (add_location_or_const_value_attribute): Get initialization status
14497 from VAR_LOCATION note; add initialization status to loc descriptor
14499 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14500 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14501 status is uninitialized, add "[uninint]" to output.
14502 * common.opt (fvar-tracking-uninit): New option, similar to
14503 fvar-tracking, to turn on tracking of uninitialized variables; creates
14504 a new global flag, flag_var_tracking_uninit.
14505 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14506 (enum var_init_status): New type, for var initialization status field.
14507 * var-tracking.c (struct location_chain_def): Two new fields, init,
14508 for initialization status, and set_src for the assignment value expr.
14509 (unshare_variable): New parameter for initialization status;
14510 initialize new init and set_src fields.
14511 (var_reg_set): New parameters for initialization status and value;
14512 pass them to set_variable_part.
14513 (var_mem_set): Likewise.
14514 (get_init_value): New function.
14515 (var_reg_delete_and_set): New initialization status & value
14516 parameters; add call to get_init_value if status is unknown; pass new
14517 parameters to clobber_variable_part and var_reg_set.
14518 (var_mem_delete_and_set): Likewise.
14519 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14520 (var_mem_delete): Likewise.
14521 (variable_union): Pass status to unshare_variable; initialize new init
14522 and set_src fields. If flag_var_tracking_uninit is not set, force
14523 status to initialized.
14524 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14525 used later to get the set_src value.
14526 (find_src_status): New function.
14527 (find_src_set_src): New function.
14528 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14529 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14530 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14531 and var_mem_delete_and_set.
14532 (dump_variable): Print out "[uninit]" if appropriate.
14533 (set_variable_part): Add new initialization and set_src parameters;
14534 pass status to unshare_variable; set node->init and node- >set_src
14535 fields and modify slot in hash table appropriately; save the init and
14536 set_src values if appropriate and assign to the new node.
14537 (clobber_variable_part): New set_src parameter; if two nodes have
14538 same variable and same location but different set_src (assignment)
14539 values, clobber old node.
14540 (delete_variable_part): Pass init status to unshare_variable.
14541 (emit_note_insn_var_location): Add initialized var; assign var's init
14542 status to new 'initialized'; pass new init status field to calls to
14543 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14544 status to initialized.
14545 (emit_notes_in_bb): Pass initialization status to calls to
14546 var_reg_set, var_mem_set, var_reg_delete_and_set and
14547 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14548 var_reg_delete_and_set and var_mem_delete_and_set; call
14549 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14550 make up for change in add_stores.
14551 (vt_add_function_parameters): Add status to calls to
14553 * config/darwin.c (darwin_override_options): Turn on uninitialized
14554 tracking automatically, if var_tracking is on and the system is
14557 2007-07-13 Sa Liu <saliu@de.ibm.com>
14559 * config.gcc: Add options for arch and tune on SPU.
14560 * config/spu/predicates.md: Add constant operands 0 and 1.
14561 * config/spu/spu-builtins.def: Add builtins for double precision
14562 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14563 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14565 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14567 * config/spu/spu-protos.h: Add new function prototypes.
14568 * config/spu/spu.c (spu_override_options): Check options -march and
14570 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14571 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14573 (spu_const_from_int): New. Create a vector constant from 4 ints.
14574 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14575 (spu_emit_vector_compare): New. Emit vector compare.
14576 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14577 * config/spu/spu.h: Add options -march and -mtune. Define processor
14578 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14579 CANONICALIZE_COMPARISON.
14580 * config/spu/spu.md: Add new insns for double precision compare
14581 and double precision vector compare. Add vcond and smax/smin patterns
14582 to enable DFmode vector conditional expression.
14583 * config/spu/spu.opt: Add options -march and -mtune.
14584 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14585 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14586 both CELL and CELLEDP targets: spu_testsv.
14587 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14590 2007-07-13 Richard Guenther <rguenther@suse.de>
14592 PR tree-optimization/32721
14593 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14594 TREE_THIS_VOLATILE on the folded reference.
14595 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14596 if the array reference has TREE_THIS_VOLATILE set.
14598 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14601 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14603 2007-07-13 Andreas Schwab <schwab@suse.de>
14605 * gengtype-lex.l: Allow declarations to be indented.
14607 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14609 * ginclude/tgmath.h: New.
14610 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14611 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14612 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14613 * configure: Regenerate.
14615 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14617 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14618 correct index when setting register save state for xd
14621 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14623 * config/sh/sh.c (mark_use): Remove.
14625 2007-07-12 Paul Brook <paul@codesourcery.com>
14627 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14628 reg does not overlap return value.
14630 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14632 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14633 (set_expression_vuses): Ditto.
14634 (init_pre): Initialize expression_vuses.
14636 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14638 * config/i386/sse.md (storentdf, storentsf): New.
14640 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14642 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14644 * tree.c (build_decl_stat): Move code from here...
14645 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14646 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14647 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14648 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14649 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14652 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14653 Devang Patel <dpatel@apple.com>
14655 PR tree-optimization/25413
14656 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14657 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14658 * tree.h (contains_packed_reference): New.
14659 * expr.c (contains_packed_reference): New.
14660 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14661 (vect_enhance_data_refs_alignment): Call
14662 vector_alignment_reachable_p.
14663 * target.h (vector_alignment_reachable): New builtin.
14664 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14665 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14666 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14668 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14670 * target.h (builtin_vectorization_cost): Add new target builtin.
14671 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14672 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14673 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14674 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14675 uninitialized variables.
14676 * tree-vect-transform.c (cost_for_stmt): New function.
14677 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14678 using cost 1 for all scalar stmts. Be less conservative when
14679 estimating the number of prologue/epulogue iterations. Call
14680 targetm.vectorize.builtin_vectorization_cost. Return
14681 min_profitable_iters-1.
14682 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14683 initialization cost instead of TARG_VEC_STMT_COST. Use
14684 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14685 epilogue code. Fix epilogue cost computation.
14686 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14687 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14688 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14689 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14690 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14691 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14693 2007-07-12 Richard Guenther <rguenther@suse.de>
14695 * gimplify.c (gimplify_conversion): Make sure that the result
14696 from maybe_fold_offset_to_reference is trivially convertible
14697 to the desired type before doing the simplification.
14698 (gimplify_expr): Likewise.
14699 * fold-const.c (fold_binary): Use the correct types for
14700 building the simplified expression.
14702 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14704 PR rtl-optimization/32729
14705 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14706 that fallthru to exit.
14708 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14710 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14711 (symDTPOFF2reg): Likewise.
14713 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14715 PR tree-optimization/32663
14717 * tree.h (VALUE_HANDLE_VUSES): Remove.
14718 (struct tree_value_handle): Remove vuses.
14720 * tree-vn.c (create_value_handle_for_expr): Don't set
14721 VALUE_HANDLE_VUSES.
14723 * tree-ssa-pre.c (expression_vuses): New.
14724 (alloc_expression_id): Set up expression_vuses.
14725 (get_expression_vuses): New.
14726 (set_expression_vuses): Ditto.
14727 (clear_expression_ids): Modify for expression_vuses.
14728 (phi_translate_1): Ditto.
14729 (phi_translate_set): Ditto.
14730 (value_dies_in_block_x): Ditto
14731 (valid_in_sets): Ditto.
14732 (add_to_sets): Ditto.
14733 (find_existing_value_expr): Ditto.
14734 (create_value_handle_for_expr): Ditto.
14735 (make_values_for_stmt): Ditto.
14736 (vuse_equiv): Remove.
14738 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14740 * Makefile.in (mostlyclean): Remove object files.
14742 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14744 * toplev.c (no_new_pseudos): Deleted.
14745 * rtl.h (no_new_pseudos): Deleted.
14746 * tree-pass.h (pass_no_new_pseudos): Deleted.
14747 * passes.c (pass_no_new_pseudos): Deleted.
14748 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14749 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14750 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14752 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14753 * rtlhooks.c (gen_lowpart_general): Ditto.
14754 * optabs.c (prepare_operand): Ditto.
14755 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14757 * modulo-sched.c (rest_of_handle_sms): Ditto.
14758 * see.c (rest_of_handle_see): Ditto.
14759 * ifcvt.c (if_convert): Ditto.
14760 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14762 * init-regs.c (gate_initialize_regs): Deleted set of
14764 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14765 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14766 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14768 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14771 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14772 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14773 (*vec_extractv2di_1_rex64): New insn pattern.
14775 2007-07-11 David Daney <ddaney@avtrex.com>
14777 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14778 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14779 for SIGNAL_UNWIND_RETURN_COLUMN.
14780 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14781 (DWARF_FRAME_REGNUM): Rewrite.
14782 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14784 2007-07-11 Nick Clifton <nickc@redhat.com>
14786 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14787 delta and use gen_int_mode in place of GET_INT instead.
14789 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14791 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14794 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14796 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14797 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14799 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14800 (USE_CANONICAL_TYPES): New.
14801 * doc/invoke.texi (verify-canonical-types): Remove.
14802 (use-canonical-types): Add.
14804 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14806 * config/spu/spu.c (spu_optimization_options): Remove setting of
14807 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14808 (spu_override_options): Move it here.
14810 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14812 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14813 * config/mips/mips.c (mips_cpu_info_table): Mention
14814 MIPS_ISA_LEVEL_SPEC in the comment.
14816 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14818 PR tree-optimization/32713
14819 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14821 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14823 PR middle-end/30482
14824 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14825 conditional to flag_isoc99.
14826 (c_common_init_options): Do it here, unconditionally.
14828 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14830 PR tree-optimization/32589
14831 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14832 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14833 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14834 predicate, extracted from...
14835 (set_rhs): ...here. Call it for the expression on entry.
14836 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14837 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14838 (simplify_binary_expression): Use valid_gimple_expression_p
14839 to validate the simplification.
14840 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14842 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14844 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14845 DWARF2_DEBUG on 32 bit target too.
14846 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14848 2007-07-11 Nick Clifton <nickc@redhat.com>
14850 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14851 version for 64-bit hosts.
14853 2007-07-10 David Daney <ddaney@avtrex.com>
14855 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14857 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14859 * config/mips/mips.c (mips_expand_synci_loop): New function.
14860 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14861 (UNSPEC_RDHWR): Same.
14862 (UNSPEC_SYNCI): Same.
14863 (UNSPEC_SYNC): Same.
14864 (clear_cache): New expand.
14868 (clear_hazard): Same.
14869 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14871 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14872 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14874 2007-07-10 Ian Lance Taylor <iant@google.com>
14876 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14879 2007-07-10 David Daney <ddaney@avtrex.com>
14881 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14882 * builtins.c (expand_builtin___clear_cache): New function.
14883 (expand_builtin): Call expand_builtin___clear_cache for
14884 BUILT_IN_CLEAR_CACHE case.
14885 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14886 * doc/md.texi (clear_cache): Document new instruction pattern.
14887 * testsuite/gcc.dg/builtins-64.c: New test.
14889 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14891 * config/cris/cris.md ("movsi"): Fix typo in last change.
14893 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14896 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14898 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14899 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14900 for FUNCTION_DECLs. Don't use align_functions_log if
14902 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14903 even for FUNCTION_DECLs.
14904 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14906 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14907 (DECL_FUNCTION_CODE): Update for new location and name of
14909 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14910 (struct tree_decl_common): Move 'align' and 'off_align' out
14911 of union, ensure they're still on a 32-bit boundary. Remove
14912 other fields in union 'u1'.
14913 (struct tree_function_decl): Add field 'function_code' replacing
14914 'u1.f' in tree_decl_common.
14915 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14916 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14917 (Variable Attributes): Cross-reference 'aligned' attribute
14918 to Function Attributes.
14919 * flags.h (force_align_functions_log): Delete.
14920 * toplev.c (force_align_functions_log): Delete.
14922 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14925 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14926 (*vec_concatv2di_rex): New insn pattern.
14928 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14931 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14933 2007-07-10 Ian Lance Taylor <iant@google.com>
14935 Replace no_new_pseudos in backends.
14936 * rtl.h (can_create_pseudo_p): Define.
14937 * config/darwin.c (machopic_indirect_data_reference): Use
14938 can_create_pseudo_p () instead of no_new_pseudos.
14939 (machopic_indirect_data_reference): Likewise.
14940 (machopic_legitimize_pic_address): Likewise.
14941 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14942 (alpha_emit_set_const_1): Likewise.
14943 (alpha_emit_set_const): Likewise.
14944 (alpha_emit_conditional_move): Likewise.
14945 (alpha_split_conditional_move): Likewise.
14946 * config/alpha/alpha.md (various splitters): Likewise.
14948 * config/arm/arm.c (legitimize_pic_address): Likewise.
14949 (arm_load_pic_register): Likewise.
14950 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14951 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14952 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14953 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14954 * config/cris/cris.md (movsi): Likewise.
14955 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14956 (symGOTOFF2reg_hilo): Likewise.
14957 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14958 * config/h8300/h8300.md (insv, extzv): Likewise.
14959 * config/i386/i386.c (ix86_expand_move): Likewise.
14960 (ix86_expand_vector_move): Likewise.
14961 (ix86_prepare_fp_compare_args): Likewise.
14962 (ix86_expand_carry_flag_compare): Likewise.
14963 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14964 (tls_dynamic_gnu2_combine_32): Likewise.
14965 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14966 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14967 (ia64_expand_movxf_movrf): Likewise.
14968 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14969 (m32c_split_move): Likewise.
14970 (m32c_expand_insv): Likewise.
14971 * config/m68k/m68k.md (movsi): Likewise.
14972 * config/mips/mips.c (mips_force_temporary): Likewise.
14973 (mips_split_symbol): Likewise.
14974 (mips_move_integer): Likewise.
14975 (mips_legitimize_const_move): Likewise.
14976 * config/mn10300/mn10300.md (movsi): Likewise.
14977 * config/pa/pa.c (emit_move_sequence): Likewise.
14978 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14979 (rs6000_got_register): Likewise.
14980 (create_TOC_reference): Likewise.
14981 (rs6000_machopic_legitimize_pic_address): Likewise.
14982 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14983 (various splitters): Likewise.
14984 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14985 (movsi_got): Likewise.
14986 * config/s390/s390.c (emit_symbolic_move): Likewise.
14987 * config/s390/s390.md (movhi, movqi): Likewise.
14988 (load_multiple, store_multiple): Likewise.
14989 * config/score/score.c (score_force_temporary): Likewise.
14990 * config/sh/sh.c (prepare_move_operands): Likewise.
14991 (prepare_cbranch_operands): Likewise.
14992 (emit_fpu_switch): Likewise.
14993 (fpscr_set_from_mem): Likewise.
14994 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14995 (adddi3, subsi3): Likewise.
14996 (various splitters): Likewise.
14997 (divsi_inv_fp_combine): Likewise.
14998 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14999 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15001 * config/sh/predicates.md (xor_operand): Likewise.
15002 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15003 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15004 (movdi_pic_label_ref): Likewise.
15005 * config/spu/spu.c (spu_split_immediate): Likewise.
15006 * config/alpha/alpha.md (various splitters): Remove test
15007 !no_new_pseudos || reload_completed.
15008 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15010 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15011 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15012 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15013 * config/score/score.c (th_output_mi_thunk): Likewise.
15014 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15015 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15017 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15019 PR rtl-optimization/32664
15020 * mode-switching.c (create_pre_exit): Skip barrier insns.
15022 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15024 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15025 force_gimple_operand_bsi.
15026 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15027 rewrite_use_compare): Ditto.
15028 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15030 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15031 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15032 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15033 * tree-profile.c (prepare_instrumented_value,
15034 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15035 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15036 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15037 tree_gen_ior_profiler): Ditto.
15038 * tree-ssa-reassoc.c (negate_value): Ditto.
15039 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15040 Use force_gimple_operand_bsi.
15041 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15042 * tree-if-conv.c (add_to_dst_predicate_list,
15043 find_phi_replacement_condition): Ditto.
15044 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15045 Call mark_symbols_for_renaming for new statements.
15046 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15048 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15050 * cfghooks.c (remove_edge): New function.
15051 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15053 * cfghooks.h (remove_edge): Declare.
15054 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15055 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15057 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15059 * optabs.h: Added declaration for signbit_optab.
15060 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15061 * genoptinit.c (optabs): Added entry for signbit insns.
15062 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15063 insn, if available.
15064 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15065 * config/s390/s390.md (signbit<mode>2): New expander.
15067 2007-07-09 Richard Guenther <rguenther@suse.de>
15069 PR middle-end/32698
15070 * fold-const.c (fold_plusminus_mult_expr): Move constant
15071 arguments second to allow decomposing.
15073 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15076 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15078 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15079 Disregard DECL_FROM_INLINE.
15081 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15084 * doc/invoke.texi: Add ftree-reassoc flag.
15085 * common.opt (ftree-reassoc): New flag.
15086 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15087 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15089 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15091 PR tree-optimization/32681
15092 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15093 saved in second_edge->aux when first_bb is a loop header.
15095 2007-07-09 Jan HUbicka <jh@suse.cz>
15097 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15099 2007-07-09 Richard Guenther <rguenther@suse.de>
15101 * c-decl.c (start_function): Do not promote return type.
15103 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15105 * function.c (do_warn_unused_parameter): Do not warn if
15106 TREE_NO_WARNING is set.
15108 2007-07-08 Andreas Schwab <schwab@suse.de>
15110 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15112 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15115 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15117 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15118 apply to assembly language, too.
15119 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15121 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15123 Revert (note the sccvn portions are *not* reverted)
15124 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15126 Fix PR tree-optimization/23488
15128 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15130 * tree-flow-inline.h (get_value_handle): Ditto.
15131 * tree-ssa-pre.c (decl_vh_map): New.
15132 (decl_node_pool): New.
15133 (can_value_number_operation): Support DECL_P.
15134 (can_PRE_operation): Ditto.
15135 (create_expression_by_pieces): Ditto.
15136 (find_existing_value_expr): Modify to differnetiate between
15137 addressing and top level.
15138 (create_value_handle_for_expr): Handle DECL's.
15139 (poolify_tree): Ditto.
15140 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15141 (make_values_for_stmt): Handle DECL's properly.
15142 (init_pre): Reorg to not init useless things during FRE.
15144 * tree-flow.h: Include pointer-set.h.
15145 (decl_vh_map): Declare.
15146 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15148 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15150 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15151 the constraint description.
15152 * doc/md.texi: Update documentation of AVR constraints.
15154 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15156 * auto-inc-dec.c, config/arm/arm.c,
15157 config/m32r/constraints.md, config/mips/mips.md,
15158 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15159 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15160 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15161 typos. Follow spelling conventions.
15162 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15164 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15165 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15167 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15168 realloc_vuse): Remove.
15169 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15172 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15174 Fix PR tree-optimization/23488
15176 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15177 (try_to_simplify): Ditto.
15178 (visit_use): Ditto.
15179 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15181 * tree-flow-inline.h (get_value_handle): Ditto.
15182 * tree-ssa-pre.c (decl_vh_map): New.
15183 (decl_node_pool): New.
15184 (can_value_number_operation): Support DECL_P.
15185 (can_PRE_operation): Ditto.
15186 (create_expression_by_pieces): Ditto.
15187 (find_existing_value_expr): Modify to differnetiate between
15188 addressing and top level.
15189 (create_value_handle_for_expr): Handle DECL's.
15190 (poolify_tree): Ditto.
15191 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15192 (make_values_for_stmt): Handle DECL's properly.
15193 (init_pre): Reorg to not init useless things during FRE.
15195 * tree-flow.h: Include pointer-set.h.
15196 (decl_vh_map): Declare.
15197 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15199 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15201 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15202 apply to assembly language, too.
15203 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15205 2007-07-06 Ian Lance Taylor <iant@google.com>
15206 Zack Weinberg <zackw@panix.com>
15208 PR middle-end/32441
15209 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15211 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15213 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15214 (prefetch): Likewise if "pref" would be used.
15216 2007-07-06 Josh Conner <jconner@apple.com>
15218 PR middle-end/32602
15219 PR middle-end/32603
15220 * calls.c (store_one_arg): Handle arguments which are partially
15221 on the stack when detecting argument overlap.
15223 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15225 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15226 chosen during find_reloads.
15228 2007-07-06 Richard Guenther <rguenther@suse.de>
15230 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15231 TYPE_ARG_TYPES for verification of argument types. Use
15232 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15233 parameters as variable arguments.
15235 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15237 * libgcc2.h (word_type): Type definition removed.
15238 (cmp_return_type, shift_count_type): Type definitions added.
15239 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15240 replaced with shift_count_type.
15241 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15243 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15244 changed from word_type to Wtype.
15245 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15246 replaced with shift_count_type.
15247 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15249 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15250 and libgcc_shift_count attribute added.
15251 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15252 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15253 (TARGET_INITIALIZER): New target hooks added.
15254 * targhooks.c (default_libgcc_cmp_return_mode,
15255 default_libgcc_shift_count_mode): Default implementations for the new
15256 target hooks added.
15257 * targhooks.h (default_libgcc_cmp_return_mode,
15258 default_libgcc_shift_count_mode): Function prototypes added.
15259 * target.h (struct gcc_target): Fields for the new target hooks added.
15260 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15262 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15265 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15266 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15268 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15269 s390_libgcc_shift_count_mode): Functions added.
15270 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15271 Target hooks defined.
15273 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15275 * config/mips/mips.c (compute_frame_size): Restore the original
15276 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15277 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15278 Document why the difference is needed.
15280 2007-07-06 Richard Guenther <rguenther@suse.de>
15282 * c-common.c (boolean_increment): Use correctly typed
15285 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15287 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15288 the topmost argument register is not also included in the save mask.
15289 (mips16e_collect_argument_save_p): Take a pointer to the argument
15290 register, rather than a pointer to the number of arguments.
15291 (mips16e_collect_argument_saves): Only include argument saves
15292 that aren't in the register mask.
15294 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15296 PR rtl-optimization/32450
15297 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15298 to ensure that instructions are not moved into the prologue when
15299 profiling is on. Remove unused prologue_end variable.
15300 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15301 as a scheduling barrier.
15303 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15306 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15307 Disregard DECL_FROM_INLINE.
15309 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15311 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15312 IORing with a constant.
15314 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15316 PR rtl-optimization/32475
15317 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15318 for every definition of the stack pointer.
15320 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15322 * arm.c (vfp3_const_double_index): Copy signed results of
15323 REAL_VALUE_TO_INT into unsigned vars.
15325 2007-07-05 Richard Guenther <rguenther@suse.de>
15327 PR middle-end/32639
15328 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15330 * tree-ssa.c (useless_type_conversion_p): Check canonical
15333 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15335 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15336 zero_extendhisi2): Change to define_insn_and_split.
15337 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15339 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15341 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15342 pass_match_asm_constraints): New.
15343 * passes.c (init_optimization_passes): Add new pass.
15344 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15345 * function.h (struct function): Add has_asm_statement bit.
15346 (current_function_has_asm_statement): New.
15347 * tree-pass.h (pass_match_asm_constraints): New.
15349 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15351 * config/mips/mips.c (mips_file_start): Avoid declaration
15354 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15356 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15358 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15360 * rtl.def (NOTE): Change print format string to print
15361 operand 5 as a note insn name.
15363 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15364 David Ung <davidu@mips.com>
15366 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15367 * doc/invoke.texi: (MIPS Options): Document them.
15369 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15370 David Ung <davidu@mips.com>
15372 Add support for SmartMIPS ASE.
15374 * optabs.c (expand_binop_directly): New, broken out from...
15375 (expand_binop): Here. Make it try rotating in the other
15376 direction even when the second operand isn't constant.
15377 * config/mips/mips.md (*lwxs): New.
15378 * config/mips/mips.opt (msmartmips): New.
15379 * config/mips/mips.c (mips_lwxs_address_p): New.
15380 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15381 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15382 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15383 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15384 (ISA_HAS_LWXS): New.
15385 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15386 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15387 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15388 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15389 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15390 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15391 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15393 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15395 * tree-vectorizer.c (new_loop_vec_info): Initialize
15396 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15397 * tree-vectorizer.h (_loop_vec_info): Added new filed
15398 min_profitable_iters.
15399 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15400 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15401 * tree-vect-analyze.c (vect_analyze_operations): Set
15402 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15403 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15404 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15405 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15406 and prologue cost to after they are computed.
15407 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15408 TARG_VEC_STMT_COST.
15409 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15410 of creating vectors from scalars according to dt.
15411 (vect_model_store_cost): Likewise.
15412 (vectorizable_call): Use dt array instead of scalar dt. Call
15413 vect_model_simple_cost with additional argument dt.
15414 (vectorizable_assignment): Likewise.
15415 (vectorizable_operation): Likewise.
15416 (vectorizable_type_demotion): Likewise.
15417 (vectorizable_type_promotion): Likewise.
15418 (vectorizable_store): Use dt array instead of scalar dt. Call
15419 vect_model_store_cost with additional argument dt.
15420 (vect_do_peeling_for_loop_bound): Don't call
15421 vect_estimate_min_profitable_iters. Instead, lookup
15422 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15423 "may not be profitable".
15425 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15428 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15429 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15430 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15431 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15433 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15435 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15436 addressing modes cheaper.
15438 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15440 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15441 (dw_ranges_struct): Rename block_num to num. Adjust.
15442 (dw_ranges_by_label_struct): New.
15443 (ranges_by_label, ranges_by_label_allocated,
15444 ranges_by_label_in_use): New variables.
15445 (add_ranges_num): Factored most of the code out of...
15446 (add_ranges): ... this one. Rewrite in terms of the former.
15447 (add_ranges_by_labels): New.
15448 (output_ranges): Output by-label ranges.
15449 (dwarf2out_finish): Output range for multiple-section
15450 compile_unit. Output standard DW_AT_low_pc in addition to
15451 unexpected DW_AT_entry_pc.
15453 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15455 PR tree-optimization/32604
15456 PR tree-optimization/32606
15458 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15459 (compute_antic_safe): Removed.
15460 (ANTIC_SAFE_LOADS): Ditto.
15461 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15462 (execute_pre): Don't call compute_antic_safe.
15463 (vuse_equiv): New function.
15464 (make_values_for_stmt): Use it
15465 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15468 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15471 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15472 rather than a decl.
15473 (avr_attribute_table): Make "naked" attribute apply to function types
15474 rather than to decls.
15475 (avr_handle_fntype_attribute): New function.
15477 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15479 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15482 2007-07-04 David Ung <davidu@mips.com>
15483 Joseph Myers <joseph@codesourcery.com>
15485 * config/mips/mips.md (type): Add logical, signext and move.
15486 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15487 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15488 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15489 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15490 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15491 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15492 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15493 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15494 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15495 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15496 movv2sf_hardfloat_64bit): Use the new types.
15497 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15498 *movdf_softfloat, *movdf_mips16): Use "multi".
15499 (extendqihi2): Replace with a define_expand.
15500 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15501 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15502 * config/mips/74k.md (r74k_int_logical): New reservation and
15504 (r74k_int_arith): Remove "slt".
15505 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15506 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15507 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15508 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15509 reservations for "arith".
15511 2007-07-04 Richard Guenther <rguenther@suse.de>
15513 * tree-ssa.c (useless_type_conversion_p): Add handling for
15514 scalar float and vector types. Only call the types_compatible_p
15515 langhook for aggregate types as last resort. Follow the
15518 2007-07-04 Richard Guenther <rguenther@suse.de>
15520 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15521 the same as NOP_EXPR.
15523 2007-07-04 Nick Clifton <nickc@redhat.com>
15525 * target.h (struct gcc_target): Add target_help field.
15526 * target-def.h (TARGET_HELP): New.
15527 (TARGET_INITIALIZER): Use TARGET_HELP.
15528 * opts.c (command_handle_option): Invoke target_help function, if
15529 defined, when the user has specified --target-help on the command
15531 * doc/invoke.texi: Mention that --target-help might print
15532 additional information.
15533 * doc/tm.texi: Document TARGET_HELP hook.
15535 * arm.c (TARGET_HELP): Override default definition.
15536 (arm_target_help): New - display a wrapped list of cores and
15537 architectures supported.
15539 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15541 * config/v850/v850.c (expand_prologue): Make sure
15542 GEN_INT() argument is sign extended rather than zero extended.
15543 (expand_epilogue): Likewise.
15544 (output_move_double): Delete.
15545 * config/v850/v850-protos.h (output_move_double): Delete.
15546 * config/v850/v850.md (movdi): Delete.
15547 (*movdi_internal): Delete.
15549 (*movdf_internal): Delete.
15551 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15553 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15554 unless compiling RTP PIC.
15556 2007-07-04 Richard Guenther <rguenther@suse.de>
15558 PR tree-optimization/32482
15559 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15560 original ssa name if we didn't find a shift expression.
15561 Fix shift constant for bit zero test.
15563 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15565 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15567 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15569 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15570 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15571 * config/arm/vxworks.h (ASM_SPEC): Delete.
15572 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15574 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15576 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15577 (DDR_REVERSED_P): New.
15578 * tree-data-ref.c (initialize_data_dependence_relation,
15579 build_classic_dist_vector): Set DDR_REVERSED_P.
15581 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15583 PR middle-end/32457
15584 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15585 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15586 init_omega_for_ddr_1): Use non conservative number of iterations
15588 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15589 (analyze_siv_subscript): Remove FIXME and reinitialization of
15590 last_conflicts to chrec_dont_know.
15591 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15593 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15595 * tree.c (maybe_canonicalize_argtypes): Improve description.
15597 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15599 * tree.c (maybe_canonicalize_argtypes): New.
15600 (build_function_type): Set canonical type.
15601 (build_method_type_directly): Ditto.
15602 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15605 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15607 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15609 (rewrite_use_nonlinear_expr): Likewise.
15611 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15613 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15615 2007-07-04 Ben Elliston <bje@au.ibm.com>
15617 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15620 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15622 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15623 (Exception Handling): Likewise.
15625 2007-07-03 Jan Hubicka <jh@suse.cz>
15627 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15629 2007-07-03 Eric Christopher <echristo@apple.com>
15631 * doc/cppopts.texi: Add conflicting option note to -dM.
15632 * doc/invoke.texi: Add note about possible conflicts with
15633 -E for -dCHARS and note that -dM will not produce
15634 any results if there is no machine dependent reorg.
15636 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15638 * tree.h (DECL_ALIGN): Back out previous change.
15640 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15642 * configure.ac: Test for .dtprelword support on MIPS.
15643 * configure, config.in: Regenerate.
15644 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15645 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15647 2007-07-03 Julian Brown <julian@codesourcery.com>
15649 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15650 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15651 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15652 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15654 (all_fpus): Add FPUTYPE_VFP3.
15655 (fp_model_for_fpu): Add VFPv3 field.
15656 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15657 (vfp3_const_double_index): New function. Return integer index of
15658 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15660 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15661 and argument represents a valid RTX for a VFPv3 constant.
15662 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15664 (vfp_emit_fstmd): Similar, for fstmd.
15665 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15666 constants, represented as integer indices.
15667 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15668 VFP_REGNO_OK_FOR_DOUBLE macros.
15669 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15670 (arm_file_start): Set float-abi attribute for VFPv3, and output
15671 correct ".fpu" assembler directive.
15672 (arm_dbx_register_numbering): Add FIXME.
15673 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15674 (fputype): Add FPUTYPE_VFP3.
15675 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15676 (CALL_USED_REGISTERS): Likewise.
15677 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15678 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15679 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15680 (D7_VFP_REGNUM): New.
15681 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15682 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15683 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15684 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15685 (REG_ALLOC_ORDER): Adjust for VFPv3.
15686 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15687 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15688 VFP_LO_REGS, VFP_HI_REGS.
15689 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15690 (IS_VFP_CLASS): Define macro.
15691 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15693 (REGISTER_MOVE_COST): Likewise.
15694 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15695 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15696 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15697 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15698 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15699 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15700 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15701 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15702 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15703 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15704 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15705 where appropriate for single-word registers.
15706 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15707 As above. Fix type attributes.
15708 * config/arm/constraints.md (register_contraint "t"): Define.
15709 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15711 (register_constraint "x"): Define.
15712 (constraint "Dv"): Define.
15714 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15716 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15718 2007-07-03 Tom Tromey <tromey@redhat.com>
15720 * c-parser.c (objc_pq_context): Removed.
15721 (objc_need_raw_identifier): Likewise.
15722 (c_parser) <objc_pq_context>: New field.
15723 <objc_need_raw_identifier>: Likewise.
15724 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15725 (c_lex_one_token): Update.
15726 (c_parser_objc_protocol_definition): Update.
15727 (c_parser_objc_method_definition): Update.
15728 (c_parser_objc_methodproto): Update.
15729 (c_parser_declspecs): Update.
15731 2007-07-03 David Ung <davidu@mips.com>
15733 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15735 2007-07-03 David Ung <davidu@mips.com>
15736 Richard Sandiford <richard@codesourcery.com>
15738 * doc/invoke.texi: Document -march=74kf3_2.
15739 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15740 (TUNE_74K): Check for it.
15741 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15742 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15743 * config/mips/mips.md (cpu): Add 74kf3_2.
15744 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15745 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15746 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15747 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15748 74kf3_2 to the CPU list.
15749 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15750 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15751 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15752 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15753 (r74kf3_2_fxfer_from_c1): New insn reservations.
15755 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15756 David Ung <davidu@mips.com>
15758 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15759 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15760 and 74k[fx]. Document aliases for the new options.
15761 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15762 (PROCESSOR_24KF2_1): ...this.
15763 (PROCESSOR_24KX): Rename to...
15764 (PROCESSOR_24KF1_1): ...this.
15765 (PROCESSOR_74KF): Rename to...
15766 (PROCESSOR_74KF2_1): ...this.
15767 (PROCESSOR_74KX): Rename to...
15768 (PROCESSOR_74KF1_1): ...this.
15769 (TUNE_74K): Update PROCESSOR_* names.
15770 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15771 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15772 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15773 (mips_rtx_cost_data): Update processor names in comments.
15774 (mips_issue_rate): Update PROCESSOR_* names.
15775 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15776 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15777 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15778 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15779 Update cpu attribute names.
15780 (r24k_fpu_iss): Rename this reservation to...
15781 (r24kf2_1_fpu_iss): ...this and update all uses.
15782 (r24kx_fpu_iss): Rename this reservation to...
15783 (r24kf1_1_fpu_iss): ...this and update all uses.
15784 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15785 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15786 Update cpu attribute names.
15788 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15790 * config/m32r/constraints.md: New file.
15791 * config/m32r/m32r.c: Include tm-constrs.h.
15792 (small_data_operand): Use satisfies_constraint_* instead of macro.
15793 (addr24_operand, gen_compare): Likewise.
15794 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15795 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15796 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15797 EXTRA_CONSTRAINT): Likewise.
15798 * config/m32r/m32r.md: Include constraints.md.
15799 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15800 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15801 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15802 (two_insn_const_operand, int8_operand, uint16_operand,
15803 reg_or_int16_operand, reg_or_uint16_operand,
15804 reg_or_cmp_int16_operand, cmp_int16_operand,
15805 seth_add3_operand): Likewise.
15807 2007-07-03 Eric Christopher <echristo@gmail.com>
15809 * libgcc2.h: Conditionally declare __bswapsi2 and
15812 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15814 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15817 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15820 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15821 (__gthrw_pragma): Provide default definition.
15822 (__gthrw2): Use it.
15823 * gthr-posix.c (__gthrw_pragma): Define.
15825 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15827 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15828 before declaring inequality.
15830 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15832 * combine.c (recog_for_combine): Log the success or failure of
15833 matching new insn patterns against the machine description in
15836 2007-07-03 Revital Eres <eres@il.ibm.com>
15838 * ddg.c (print_sccs): New function.
15839 (check_sccs): New function.
15840 (create_ddg_all_sccs): Use it.
15841 * ddg.h (print_sccs): Declare.
15842 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15844 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15846 * targhooks.h (default_mode_for_suffix): New function declaration.
15847 * targhooks.c (default_mode_for_suffix): New default target hook.
15848 * target.h (struct c): New structure in the targetm struct.
15849 (mode_for_suffix): New target hook as part of struct c.
15850 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15851 default_mode_for_suffix.
15852 (TARGET_C): New define.
15853 * c-lex.c: Include "target.h".
15854 (interpret_float): Use targetm.c.mode_for_suffix to determine
15855 the mode for a given non-standard suffix.
15856 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15858 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15859 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15861 * doc/extend.texi (Floating Types): New node. Document __float80 and
15862 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15864 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15867 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15868 predicate instead of target_operand.
15869 (divsi3_i1_media, divsi3_media_2): Likewise.
15871 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15873 * tree.h (alias_sets_might_conflict_p): Rename into
15874 alias_sets_must_conflict_p.
15875 * alias.c (alias_sets_might_conflict_p): Likewise.
15876 (alias_sets_conflict_p): Use it.
15877 (objects_must_conflict_p): Likewise.
15878 * c-common.c (strict_aliasing_warning): Adjust.
15880 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15882 * rtlhooks.c (gen_lowpart_if_possible): Check for
15883 invalid subreg before calling gen_lowpart_SUBREG.
15885 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15887 * config/darwin9.h: Add copyright notice.
15888 (LINK_COMMAND_SPEC): Add comment.
15889 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15890 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15891 DARWIN_LIBSYSTEM_HAS_UNWIND.
15893 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15896 * omp-low.c (check_combined_parallel): New function.
15897 (lower_omp_parallel): Call it via walk_stmts, set
15898 OMP_PARALLEL_COMBINED if appropriate.
15899 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15900 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15901 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15902 don't consider it as combined parallel.
15904 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15906 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15907 (gcc_tooldir): Likewise.
15908 * configure: Regenerate.
15909 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15910 old configure.ac gcc_tooldir setting.
15911 (prefix_to_exec_prefix): New variable.
15912 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15913 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15915 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15917 Fix PR tree-optimization/32583
15918 Fix PR tree-optimization/32584
15919 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15920 (phi_translate_set): Use phi_translate directly now.
15921 (make_values_for_stmt): Don't value number RHS if we already know
15924 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15925 Jim Wilson <wilson@specifix.com>
15928 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15931 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15932 Richard Sandiford <richard@codesourcery.com>
15933 Nigel Stephens <nigel@mips.com>
15935 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15936 (mips16e_output_save_restore): Declare.
15937 (mips16e_save_restore_pattern_p): Likewise.
15938 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15939 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15940 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15941 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15942 (BITSET_P): New global macro, extracted from...
15943 (mips_for_each_saved_reg): ...here.
15944 (mips16e_save_restore_info): New struct.
15945 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15946 (mips16e_save_restore_regs): New variable.
15947 (mips_split_plus, mips16e_find_first_register): New functions.
15948 (mips16e_mask_registers): New function.
15949 (compute_frame_size): Expand the commentary before the function.
15950 Enforce the MIPS16e save and restore register range restrictions.
15951 Pad the general register save area at the low end.
15952 (mips16e_save_restore_reg, mips16e_build_save_restore)
15953 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15954 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15955 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15957 (mips_expand_prologue, mips_expand_epilogue): Handle
15958 GENERATE_MIPS16E_SAVE_RESTORE.
15959 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15961 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15963 PR tree-optimization/31966
15964 PR tree-optimization/32533
15965 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15966 "basic_block" description as its third argument. Update function
15967 calls to get destination bb from "edge" argument. Save "cond" into
15968 aux field of the edge. Update prototype for changed arguments.
15969 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15971 (find_phi_replacement_condition): Operate on incoming edges, not
15972 on predecessor blocks. If there is a condition saved in the
15973 incoming edge aux field, AND it with incoming bb predicate.
15974 Return source bb of the first edge.
15975 (clean_predicate_lists): Clean aux field of outgoing node edges.
15976 (tree_if_conversion): Do not initialize cond variable. Move
15977 variable declaration into the loop.
15978 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15979 initializations of new_stmt, arg0 and arg1 variables.
15981 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15983 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15984 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15986 2007-07-02 Richard Guenther <rguenther@suse.de>
15988 * tree-ssa.c (useless_type_conversion_p): Document
15989 future intent as defining the middle-end type system.
15990 Re-structure to call langhook last, group by type class,
15991 mark questionable parts.
15993 2007-07-02 Richard Guenther <rguenther@suse.de>
15995 * tree-flow.h (types_compatible_p): Declare.
15996 * tree-ssa.c (types_compatible_p): New function.
15997 * ipa-type-escape.c (discover_unique_type): Use
15998 types_compatible_p instead of lang_hooks.types_compatible_p.
15999 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16000 * tree-vn.c (expressions_equal_p): Likewise.
16001 * tree.c (fields_compatible_p): Likewise.
16002 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16003 (cprop_operand): Use useless_type_conversion_p instead of
16004 lang_hooks.types_compatible_p.
16005 * tree-inline.c (setup_one_parameter): Likewise.
16006 (declare_return_variable): Likewise.
16007 * tree-nrv.c (tree_nrv): Likewise.
16008 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16009 (maybe_fold_offset_to_component_ref): Likewise.
16010 (maybe_fold_offset_to_reference): Likewise.
16011 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16012 (merge_alias_info): Likewise.
16013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16014 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16015 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16016 * tree-tailcall.c (find_tail_calls): Likewise.
16017 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16018 * gimplify.c (canonicalize_addr_expr): Likewise.
16019 (fold_indirect_ref_rhs): Likewise.
16020 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16021 (cpt_same_type): Likewise.
16022 (check_pointer_types_r): Swap parameters to cpt_same_type
16024 * fold-const.c (fold_convert): Revert fix for PR15988.
16025 * tree-inline.c (setup_one_parameter): Instead fix it here by
16026 using fold_build1 instead of fold_convert and checking for
16027 error_mark_node. Convert only if the conversion is necessary.
16029 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16031 * configure.ac: Check for .gnu_attribute on Power.
16032 * configure: Regenerate.
16033 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16034 attribute for floating-point ABI.
16036 2007-07-02 Ira Rosen <irar@il.ibm.com>
16038 PR tree-optimization/32230
16039 PR tree-optimization/32477
16040 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16041 address is a constant.
16043 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16045 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16046 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16047 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16048 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16049 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16050 64-bit targets. Add support for *-elfoabi*.
16051 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16052 different settings if $(tm_defines) does not select the EABI.
16053 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16054 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16055 (MIPS_ARCH_OPTION_SPEC): Likewise.
16056 (MIPS_ISA_LEVEL_SPEC): Likewise.
16057 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16058 * config/mips/elfoabi.h: New file.
16060 2007-07-02 Richard Guenther <rguenther@suse.de>
16062 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16063 (useless_type_conversion_p): ... this.
16064 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16065 (useless_type_conversion_p): ... this.
16066 * builtins.c (fold_builtin_memory_op): Rename
16067 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16068 * tree-cfg.c (verify_expr): Likewise.
16069 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16070 * tree-ssa-ccp.c (ccp_fold): Likewise.
16071 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16072 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16074 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16075 * tree-ssa-pre.c (eliminate): Likewise.
16076 * tree-ssa.c (delete_tree_ssa): Likewise.
16077 (tree_ssa_useless_type_conversion): Likewise.
16078 * tree.c (build2_stat): Likewise.
16080 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16082 Fix PR tree-optimization/32571
16083 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16086 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16088 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16089 and other expected operations explicitly, change default to
16092 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16094 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16096 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16097 (tls_load_dot_plus_eight): Move the label number into the unspec.
16098 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16100 2007-07-01 Andreas Schwab <schwab@suse.de>
16102 * dwarf2out.c (initial_return_save): Define only if used.
16104 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16106 Unreverting Richard's Revert of:
16108 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16110 * dce.c (deletable_insn_p_1): New function, split out from...
16111 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16112 specially, not those inside PARALLELs. Remove BODY argument
16113 and adjust recursive call accordingly.
16114 (prescan_insns_for_dce): Update call to delete_insn_p.
16116 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16117 Revital Eres <eres@il.ibm.com>
16119 * ddg.c (create_ddg_all_sccs): Fix missed
16120 initialization of scc_nodes.
16122 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16124 PR middle-end/32559
16125 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16126 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16128 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16130 * configure.ac: Check for .gnu_attribute on MIPS.
16131 * configure, config.in: Regenerate.
16132 * config/mips/mips.c (mips_file_start): If supported, output
16133 attribute for floating-point ABI.
16135 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16138 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16139 (ffs_cmove): New expander to expand using ctz pattern.
16140 (*ffs_cmove): Remove pattern.
16141 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16142 (ffsdi2): Expand using ctz pattern.
16143 (*ffs_rex64): Remove pattern.
16145 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16147 PR rtl-optimization/32296
16148 * pa.md (return): Delete pattern.
16149 (return_internal): Remove "(const_int 1)" from pattern.
16150 (epilogue): Use return_internal pattern for trivial returns.
16151 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16152 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16154 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16156 * tree-ssa-pre.c (is_exception_related): New function
16157 (can_value_number_operation): Use it.
16159 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16161 Fix PR tree-optimization/32540
16162 Fix PR tree-optimization/31651
16164 * tree-ssa-sccvn.c: New file.
16166 * tree-ssa-sccvn.h: Ditto.
16168 * tree-vn.c: Include tree-ssa-sccvn.h
16169 (val_expr_paid_d): Removed.
16170 (value_table): Ditto.
16171 (vn_compute): Ditto.
16172 (val_expr_pair_hash): Ditto.
16173 (val_expr_pair_expr_eq): Ditto.
16174 (copy_vuses_from_stmt): Ditto.
16175 (vn_delete): Ditto.
16177 (shared_vuses_from_stmt): Ditto.
16178 (print_creation_to_file): Moved up.
16179 (sort_vuses): Ditto.
16180 (sort_vuses_heap): Ditto.
16181 (set_value_handle): Make non-static.
16182 (make_value_handle): Ditto.
16183 (vn_add): Rewritten to use sccvn lookups.
16184 (vn_add_with_vuses): Ditto.
16185 (vn_lookup): Ditto (and second argument removed).
16186 (vn_lookup_with_vuses): Ditto.
16187 (vn_lookup_or_add): Ditto (and second argument removed);
16188 (vn_lookup_or_add_with_vuses): Ditto.
16189 (vn_lookup_with_stmt): New.
16190 (vn_lookup_or_add_with_stmt): Ditto.
16191 (create_value_handle_for_expr): Ditto.
16193 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16194 (seen_during_translate): New function.
16195 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16196 (phi_trans_add): Ditto.
16197 (constant_expr_p): FIELD_DECL is always constant.
16198 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16199 Use constant_expr_p.
16200 Avoid infinite recursion on mutually valued expressions.
16201 Change callers of vn_lookup_or_add.
16202 (phi_translate): New function.
16203 (compute_antic_safe): Allow phi nodes.
16204 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16205 (find_or_generate_expression): Rewrite slightly.
16206 (create_expression_by_pieces): Updated for vn_lookup_or_add
16208 Update VN_INFO for new names.
16209 (insert_into_preds_of_block): Update for new names.
16210 (add_to_exp_gen): New function.
16211 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16212 (find_existing_value_expr): Rewrite to changed vn_lookup.
16213 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16214 (try_look_through_load): Removed.
16215 (try_combine_conversion): Ditto.
16216 (get_sccvn_value): New function.
16217 (make_values_for_phi): Ditto.
16218 (make_values_for_stmt): Ditto.
16219 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16221 (init_pre): Update for SCCVN changes.
16223 (execute_pre): Ditto.
16225 * tree-flow.h (make_value_handle): Declare.
16226 (set_value_handle): Ditto.
16227 (sort_vuses_heap): Ditto.
16228 (vn_lookup_or_add_with_stmt): Ditto.
16229 (vn_lookup_with_stmt): Ditto.
16230 (vn_compute): Remove.
16232 (vn_delete): Ditto.
16233 (vn_lookup): Update arguments.
16235 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16236 (tree-vn.o): Ditto.
16237 (tree-ssa-sccvn.o): New.
16238 (OBJS-common): Add tree-ssa-sccvn.o
16240 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16243 * c-typeck.c (build_external_ref): Don't mark as used if called
16245 * calls.c (rtx_for_function_call): Likewise.
16247 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16251 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16253 * dce.c (deletable_insn_p_1): New function, split out from...
16254 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16255 specially, not those inside PARALLELs. Remove BODY argument
16256 and adjust recursive call accordingly.
16257 (prescan_insns_for_dce): Update call to delete_insn_p.
16259 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16261 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16262 (try_combine): Move potential calls to undo_all() so they happen
16263 before we commit to using the combined insns.
16265 2007-06-30 Jan Hubicka <jh@suse.cz>
16267 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16270 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16272 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16273 (cgraph_remove_unreachable_nodes): Likewise.
16274 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16275 * ipa-inline.c (update_caller_keys): Cast according to the coding
16277 (cgraph_decide_recursive_inlining): Likewise.
16278 (cgraph_decide_inlining_of_small_function): Likewise.
16279 (try_inline): Likewise.
16280 (cgraph_decide_inlining_incrementally): Likewise.
16281 * ipa-pure-const.c (get_function_state): Likewise.
16282 (scan_function): Likewise.
16283 (analyze_function): Likewise.
16284 (static_execute): Likewise.
16285 * ipa-reference.c (scan_for_static_refs): Likewise.
16286 (merge_callee_local_info): Likewise.
16287 (analyze_function): Use type safe memory macros.
16288 (static_execute): Likewise. Cast according to the coding conventions.
16289 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16291 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16293 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16294 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16297 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16299 PR middle-end/30024
16300 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16301 for complex modes (both int and real).
16303 2007-06-29 Jan Hubicka <jh@suse.cz>
16305 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16307 2007-06-29 Jan Hubicka <jh@suse.cz>
16309 PR middle-end/32372
16310 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16313 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16316 * config/avr/avr.c: Include dataflow header file.
16317 (expand_prologue): Adjust for prologue insn change.
16318 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16321 2007-06-29 Richard Guenther <rguenther@suse.de>
16323 PR middle-end/32493
16324 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16325 during type verification.
16327 2007-06-29 Jan Hubicka <jh@suse.cz>
16329 * recog.c (validate_change_rtx_1): Unshare TO argument.
16331 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16333 PR tree-optimization/24659
16334 * tree-vect-transform.c (vectorizable_call): Handle
16335 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16337 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16338 * config/i386/i386.c (enum ix86_builtins)
16339 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16340 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16342 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16343 const using def_builtin_const.
16344 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16345 input operands in the same modes as the result.
16346 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16348 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16350 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16351 (df_set_dead_notes_for_mw): Likewise.
16353 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16355 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16357 2007-06-28 DJ Delorie <dj@redhat.com>
16359 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16361 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16363 * doc/invoke.texi (C++ Dialect Options): Document
16364 fvisibility-ms-compat.
16365 * c.opt (fvisibility-ms-compat): New.
16367 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16370 * tree-affine.c (aff_combination_add_elt): Handle
16371 pointer addition specially.
16373 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16375 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16376 decl is non-external for AIX ABI.
16378 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16380 * config/rs6000/predicates.md (current_file_function_operand):
16381 Ensure the symbol is non-external for AIX ABI.
16383 2007-06-28 Nick Clifton <nickc@redhat.com>
16385 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16386 (fdce, fdse, fpredictive-commoning): Likewise.
16388 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16391 * gcc.c (process_command): Recognize the new -static-libgfortran
16394 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16397 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16398 Use a call clobbered hard reg instead of a pseudo reg.
16400 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16402 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16404 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16407 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16408 REG_LIBCALL and REG_RETVAL notes.
16409 (divsi3, mulsi3): Likewise.
16410 (mulhisi3): Likewise. Use emit_libcall_block.
16411 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16413 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16415 PR rtl-optimization/32481
16416 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16418 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16420 * dce.c (deletable_insn_p_1): New function, split out from...
16421 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16422 specially, not those inside PARALLELs. Remove BODY argument
16423 and adjust recursive call accordingly.
16424 (prescan_insns_for_dce): Update call to delete_insn_p.
16426 2007-06-27 Richard Guenther <rguenther@suse.de>
16428 PR middle-end/32492
16429 * tree.h (fold_convertible_p): Declare.
16430 * fold-const.c (fold_convertible_p): New function.
16431 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16432 instead of lang_hooks.types_compatible_p.
16434 2007-06-26 Jan Hubicka <jh@suse.cz>
16436 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16437 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16438 early use validate_unshare_change.
16439 (reload_combine): Likewise.
16440 * recog.c (change_t): New field unshare.
16441 (validate_change_1): Rename from validate_change; add argument unshare.
16442 (validate_change): Turn into wrapper of validate_change_1; update
16443 prototype for bools.
16444 (validate_unshare_change): New.
16445 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16446 calls of df_insn_rescan.
16447 * recog.h (validate_change): Replace ints by bools.
16448 (validate_unshare_change): Declare.
16450 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16452 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16454 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16456 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16458 2007-06-25 Jan Hubicka <jh@suse.cz>
16460 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16462 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16463 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16464 places other call site specific checks are performed.
16466 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16469 * tree-vect-transform.c (vectorizable_operation): Convert
16470 POINTER_PLUS_EXPR over to PLUS_EXPR.
16472 2007-06-25 Chao-ying Fu <fu@mips.com>
16474 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16475 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16476 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16477 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16479 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16480 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16481 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16482 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16483 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16484 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16485 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16486 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16487 ALL_FIXED_POINT_MODE_P): New define.
16488 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16490 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16492 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16493 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16494 MODE_VECTOR_UACCUM): New mode classes.
16496 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16497 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16498 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16501 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16502 (blank_mode): Initialize ibit and fbit.
16503 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16504 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16506 (new_adjust): Change required_class to required_class_from and
16507 required_class_to for testing within a range.
16508 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16509 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16510 MODE_VECTOR_UACCUM.
16511 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16512 (make_fixed_point_mode): New.
16513 (_ADD_ADJUST): Change C to C1 and C2.
16514 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16515 use a range for machine classes.
16516 (ADJUST_IBIT, ADJUST_FBIT): New.
16517 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16519 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16520 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16521 Emit adjustment for ibit and fbit.
16522 (emit_mode_ibit, emit_mode_fbit): New.
16523 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16525 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16527 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16528 as the source of the set.
16530 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16532 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16533 FP_REGNO_P): Use IN_RANGE.
16534 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16535 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16536 (DATA_REG_P): Use DATA_REGNO_P.
16537 (FP_REG_P): Use FP_REGNO_P.
16538 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16539 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16540 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16542 2007-06-24 Jan Hubicka <jh@suse.cz>
16544 PR middle-end/30563
16545 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16547 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16549 PR middle-end/32461
16550 * fold-const.c (fold_binary): Strip nops of operand 0
16551 of BIT_NOT_EXPR before calling operand_equal_p.
16552 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16553 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16555 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16557 * doc/extend.texi: Document that dllimport and dllexport imply
16558 default visibility.
16559 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16560 imported or exported declaration, including type declarations.
16561 * c-common.c (handle_visibility_attribute): Check for conflicts
16562 with dllimport/dllexport.
16563 (c_determine_visibility): Handle dllimport/dllexport as an
16564 explicit visibility atttribute.
16566 2007-06-23 Richard Guenther <rguenther@suse.de>
16568 PR tree-optimization/16876
16569 PR middle-end/29478
16570 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16572 * tree-inline.c (initialize_inlined_parameters): Do not call
16573 lang_hooks.tree_inlining.convert_parm_for_inlining.
16574 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16575 reason for mismatched types.
16576 * gimplify.c (gimplify_call_expr): Verify the call expression
16577 arguments match the called function type signature. Otherwise
16578 mark the call expression to be not considered for inlining
16579 using CALL_CANNOT_INLINE_P flag.
16580 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16581 edges call expression.
16582 (cgraph_decide_inlining_of_small_function): Likewise.
16583 (cgraph_decide_inlining): Likewise.
16584 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16586 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16587 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16588 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16589 Remove declaration.
16590 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16591 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16593 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16594 convert_parm_for_inlining member.
16596 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16599 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16600 Remove optimization for GT.
16602 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16604 PR middle-end/32437
16605 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16607 (prescan_insns_for_dce): Add extra parameter.
16609 2007-06-23 Jan Hubicka <jh@suse.cz>
16611 PR middle-end/31541
16612 * gimplify.c (mark_addressable): New function.
16613 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16615 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16617 PR middle-end/32374
16618 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16620 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16623 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16624 moves between MMX/SSE registers to at least 8 units to prevent
16625 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16627 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16629 * config/i386/i386.c (override_options): Correct x86_sahf
16632 2007-06-21 David Daney <ddaney@avtrex.com>
16635 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16636 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16637 (exception_receiver): Renamed to ...
16638 (nonlocal_goto_receiver): ... this.
16640 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16642 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16643 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16644 partial register accesses.
16646 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16648 * fold-const.c (debug_fold_checksum): Move it under
16649 ENABLE_FOLD_CHECKING.
16651 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16653 PR middle-end/20623
16654 * tree.h (debug_fold_checksum): Declared.
16655 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16656 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16657 build_fold_addr_expr_with_type_1.
16658 (fold_addr_expr, debug_fold_checksum): New.
16659 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16660 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16661 Use fold_addr_expr.
16663 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16665 PR tree-optimization/19590
16666 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16667 of scev is a constant.
16669 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16671 * df-problems.c (df_note_bb_compute): Made computation of live
16672 info consistent with df_lr.
16674 2007-06-21 Richard Guenther <rguenther@suse.de>
16676 PR tree-optimization/32453
16677 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16678 for pointer anti-range.
16680 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16682 * config/i386/i386.c (processor_target_table): Increase maximum
16683 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16686 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16687 byte alignment if > 8 byte alignment is preferred.
16688 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16690 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16692 PR tree-optimization/31866
16693 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16694 if ASM_EXPR's input is not a SSA_NAME.
16696 PR middle-end/32362
16697 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16698 but decl is a global var, instead return decl.
16699 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16700 even for is_global_var decls, if they are private in some outer
16703 2007-06-21 Richard Guenther <rguenther@suse.de>
16705 PR tree-optimization/32451
16706 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16708 2007-06-21 Christian Bruel <christian.bruel@st.com>
16710 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16711 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16712 (push_regs): Changed saving order or banked registers.
16713 (sh_expand_epilogue): Likewise.
16714 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16715 (FIRST_BANKED_REG): Likewise.
16716 (LAST_BANKED_REG): Likewise.
16717 * config/sh/sh.md (banked) New attribute.
16718 (in_delay_slot): Check banked attribute.
16720 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16722 PR tree-optimization/32075
16723 * tree-data-ref.c (subscript_dependence_tester_1,
16724 analyze_miv_subscript, analyze_overlapping_iterations,
16725 add_distance_for_zero_overlaps, build_classic_dist_vector,
16726 subscript_dependence_tester_1, analyze_overlapping_iterations,
16727 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16728 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16729 to evolution_function_is_affine_multivariate_p.
16731 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16733 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16735 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16738 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16740 * config/m32c/prologue.md (epilogue_exitd_16): New.
16741 (epilogue_reit_16): New.
16742 (epilogue_exitd): Rename to epilogue_exitd_24.
16743 (epilogue_reit): Rename to epilogue_reit_24.
16745 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16746 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16748 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16750 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16751 if dbg_cnt (sched_insn) reaches the limit.
16752 (choose_ready): New parameter INSN_PTR and new return value.
16753 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16754 the new return value from choose_ready.
16755 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16756 (rest_of_handle_global_alloc): New global_alloc_at_func.
16758 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16760 PR tree-optimization/25737
16761 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16762 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16763 * tree-flow.h (struct fieldoff): Add new field alias_set.
16764 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16765 argument addressable_type. Set alias_set of fieldoff.
16766 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16767 (create_overlap_variables_for): Pass alias_set from fieldoff to
16769 * alias.c (get_alias_set): Use alias_set from SFT if set.
16771 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16773 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16774 of a variable as an unsigned HOST_WIDE_INT integer.
16776 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16778 PR rtl-optimization/32405
16779 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16781 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16783 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16785 PR middle-end/31959
16786 * builtins.c: Include diagnostic.h.
16787 (expand_builtin_expect): Make gcc_assert more permissive.
16788 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16790 PR inline-asm/32109
16791 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16794 PR middle-end/32285
16795 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16796 if ACCUMULATE_OUTGOING_ARGS.
16798 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16800 * config/m68hc11/m68hc11.c: Include dataflow header file.
16801 (m68hc11_reorg): Port to dataflow.
16803 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16805 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16806 (struct df_problem.free_blocks_on_set_blocks): New field.
16807 (struct dataflow.optional_p): New field.
16808 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16809 (df_live_set_all_dirty): New function.
16810 * df-scan.c (df_scan_alloc): Initialize optional_p.
16811 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16812 * df-core.c (df_set_blocks): Removed use of
16813 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16814 df_problem.free_blocks_on_set_blocks to determine which blocks are
16816 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16817 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16818 uses dataflow.optional_p to determine if problem should be
16820 (rest_of_handle_df_initialize): Only start live problem if
16822 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16823 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16824 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16825 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16826 problem_NOTE): Initialize free_blocks_on_set_blocks.
16827 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16829 (df_live_set_all_dirty, df_note_alloc): New function.
16830 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16832 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16833 * postreload.c (reload_combine): Ditto.
16834 * cse.c (cse_extended_basic_block): Ditto.
16835 * regmove.c (mark_flags_life_zones): Ditto.
16836 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16837 erase_matching_seqs): Ditto.
16838 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16839 * integrate (allocate_initial_values): Ditto.
16840 * combine.c (reg_dead_at_p): Ditto.
16841 * resource.c (mark_target_live_regs): Ditto.
16842 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16843 * config/sh/sh.c (find_r0_life_regions): Ditto.
16844 * global.c (rest_of_handle_global_alloc): Only add back df_live
16846 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16847 df_live for -O > 1.
16848 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16850 (if_convert): Make sure df_live is there at -O == 1.
16851 (pass_if_after_combine): Cleanup flags.
16852 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16853 is there at -O == 1.
16855 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16857 * config/arm/arm.c (arm_get_frame_offsets): Set
16858 offsets->locals_base to avoid negative stack size.
16859 (thumb1_expand_prologue): Assert on negative stack size.
16861 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16863 PR tree-optimization/32367
16864 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16865 of the chrec has no evolution in that loop.
16866 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16868 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16870 * config/xtensa/xtensa.c: Include "df.h".
16871 (xtensa_builtin_saveregs): Use adjust_address instead of
16873 (xtensa_va_start): Invoke make_tree with sizetype for
16874 expand_builtin_saveregs and then convert the result to a pointer.
16875 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16876 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16877 Subtract argument size from index value as integers and then use
16878 POINTER_PLUS_EXPR to add the result to the array address.
16880 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16883 * config/m32c/m32c.c: Include dataflow header file.
16884 (m32c_emit_prologue): Adjust for prologue insn change.
16885 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16886 once inside a PARALLEL. Assume frame size passed in operand 0
16887 includes space to save the fb register.
16888 (prologue_enter_24): Likewise.
16889 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16891 2007-06-19 David Daney <ddaney@avtrex.com
16894 * config/mips/mips.md (cprestore): Mark $gp as used.
16896 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16899 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16900 (frv_ifcvt_modify_insn): Likewise.
16902 2007-06-19 Richard Guenther <rguenther@suse.de>
16904 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16905 only handle positive offsets that fit in a HOST_WIDE_INT.
16907 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16909 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16910 result of rsqrt insn for zero input argument to avoid NaN.
16912 2007-06-19 Richard Guenther <rguenther@suse.de>
16914 PR middle-end/31950
16915 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16917 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16919 PR tree-optimization/32353
16920 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16922 2007-06-19 Nick Clifton <nickc@redhat.com>
16924 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16926 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16929 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16930 * config/i386/i386.c (assign_386_stack_local): Assert that
16931 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16932 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16933 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16934 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16936 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16938 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16940 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16942 PR rtl-optimization/32321
16943 * gcse.c (replace_store_insn): Update the note before
16944 calling emit_insn_after.
16946 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16948 PR middle-end/32355
16949 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16951 * df-problems.c (df_note_bb_compute): Fix dumping info.
16953 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16955 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16956 insn with emit_jump_insn.
16958 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16960 PR tree-optimization/32383
16961 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16962 * targhooks.h (default_builtin_reciprocal): Update prototype.
16963 * target.h (struct gcc_target): Update builtin_reciprocal.
16964 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16965 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16966 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16967 when fndecl is in BUILT_IN_MD class.
16968 (execute_convert_to_rsqrt): Ditto.
16970 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16971 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16972 Convert BUILT_IN_SQRTF code only when md_fn is false.
16974 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16976 * bt-load.c (move_btr_def): Fix the order of arguments
16977 to validate_replace_rtx.
16979 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16981 * config/m68k/m68k-devices.def: Add 54450..54455.
16983 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16985 PR rtl-optimization/32366
16986 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16987 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16990 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16992 PR middle-end/32349
16993 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16994 this is true, rescan insn being modified.
16995 (sms_schedule): Added rescan parameter.
16996 (rest_of_handle_sms): Moved freeing of dominance info to before
16997 getting out of cfg_layout.
16999 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17001 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17002 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17005 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17006 FL_CF_EMAC from the entry for isac.
17008 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17009 (const_sibcall_operand): New.
17010 (sibcall_operand): Use it.
17011 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17012 (m68k_isas): ISAC does not imply FPU or EMAC.
17013 (override_options): Add ISA_C logic for symbolic jump & call.
17015 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17017 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17018 return mode from the builtin itself.
17019 (sparc_fold_builtin): Fix cast of zero constant.
17021 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17023 * targhooks.c (default_builtin_reciprocal): New default target hook.
17024 * targhooks.h (default_builtin_reciprocal): Add prototype.
17025 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17026 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17027 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17028 default_builtin_reciprocal.
17030 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17032 PR middle-end/31723
17033 * hooks.c (hook_tree_tree_bool_null): New hook.
17034 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17035 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17036 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17037 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17038 and convert it to reciprocal a*rfunc(b).
17039 (execute_convert_to_rsqrt): New function.
17040 (gate_convert_to_rsqrt): New function.
17041 (pass_convert_to_rsqrt): New pass definition.
17042 * target.h (struct gcc_target): Add builtin_reciprocal.
17043 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17044 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17045 TARGET_BUILTIN_RECIPROCAL.
17046 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17048 * config/i386/i386.h (TARGET_RECIP): New define.
17049 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17050 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17051 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17052 and not optimizing for size.
17053 (*rcpsf2_sse): New insn pattern.
17054 (*rsqrtsf2_sse): Ditto.
17055 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17056 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17057 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17058 and not optimizing for size.
17059 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17060 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17061 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17062 and not optimizing for size.
17063 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17064 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17065 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17066 and not optimizing for size.
17067 (*sse_rsqrtv4sf2): Do not export.
17068 (sqrtv4sf2): Ditto.
17069 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17070 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17071 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17072 and not optimizing for size.
17073 (sqrtv4sf2): Ditto.
17074 * config/i386/i386.opt (mrecip): New option.
17075 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17076 (ix86_emit_swsqrtsf): Ditto.
17077 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17078 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17079 builtin definition.
17080 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17081 ix86_expand_unop1_builtin.
17082 (ix86_emit_swdivsf): New function.
17083 (ix86_emit_swsqrtsf): Ditto.
17084 (ix86_builtin_reciprocal): New function.
17085 (TARGET_BUILTIN_RECIPROCAL): Use it.
17086 (ix86_vectorize_builtin_conversion): Rename from
17087 ix86_builtin_conversion.
17088 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17089 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17090 "i386 and x86_64 Options" section.
17091 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17093 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17094 Zdenek Dvorak <dvorakz@suse.cz>
17095 Richard Guenther <rguenther@suse.de>
17096 Kaz Kojima <kkojima@gcc.gnu.org>
17098 * tree-vrp.c (compare_values_warnv): Convert val2 to
17100 (extract_range_from_assert): Create
17101 POINTER_PLUS_EXPR for pointer types.
17102 (extract_range_from_binary_expr): Handle
17103 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17105 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17106 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17107 POINTER_PLUS_EXPR as PLUS_EXPR.
17108 (number_of_iterations_lt_to_ne):
17109 For pointer types, use sizetype when
17110 creating MINUS_EXPR/PLUS_EXPRs.
17111 (assert_loop_rolls_lt): For pointer types, use sizetype when
17112 creating MINUS_EXPR/PLUS_EXPRs.
17113 (number_of_iterations_le): Likewise.
17114 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17115 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17116 like PLUS_EXPR and MINUS_EXPR.
17117 * tree-pretty-print.c (dump_generic_node): Handle
17119 (op_prio): Likewise.
17120 (op_symbol_1): Likewise.
17121 * optabs.c (optab_for_tree_code): Likewise.
17122 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17124 * tree-tailcall.c (process_assignment): Mention
17125 POINTER_PLUS_EXPR in a TODO comment.
17126 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17127 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17128 not used with a pointer and an integer type.
17129 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17130 increment using chrec_convert_rhs instead of chrec_convert.
17131 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17132 PLUS_EXPR except for the right hand side's type will be
17134 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17135 (fold_used_pointer_cast): Kill.
17136 (pointer_offset_p): Kill.
17137 (fold_used_pointer): Kill.
17138 (pointer_used_p): Kill.
17139 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17140 call fold_used_pointer.
17141 (instantiate_parameters_1): Convert the increment
17142 using chrec_convert_rhs instead of chrec_convert.
17143 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17144 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17145 instead of PLUS_EXPR.
17146 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17147 PLUS_EXPR for pointers.
17148 (std_gimplify_va_arg_expr): Likewise.
17149 (fold_builtin_memory_op): Likewise.
17150 (fold_builtin_strstr): Likewise.
17151 (fold_builtin_strchr): Likewise.
17152 (fold_builtin_strrchr): Likewise.
17153 (fold_builtin_strpbrk): Likewise.
17154 (expand_builtin_memory_chk): Likewise.
17155 (fold_builtin_memory_chk): Likewise.
17156 (std_expand_builtin_va_start): Use
17157 sizetype for the call to make_tree and then convert
17158 to the pointer type.
17159 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17160 instead of PLUS_EXPR for adding to a pointer.
17161 (std_gimplify_va_arg_expr): Use fold_build2 for
17162 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17163 the operands to sizetype first and then cast the BIT_AND_EXPR
17164 back to the pointer type.
17165 * fold-const.c (build_range_check): Handle pointer types
17167 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17168 of PLUS_EXPR's. Make sure the offset is converted to
17170 (try_move_mult_to_index): Strip the NOPs from the offset.
17171 Remove code argument and replace all uses with PLUS_EXPR.
17172 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17173 specially. Don't use a pointer type for MINUS_EXPR.
17174 (fold_unary): Handle for (T1)(X op Y),
17175 only p+ as that is the only as that can be handled for
17176 binary operators now.
17177 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17179 <case PLUS_EXPR>: Add folding of PTR+INT into
17181 Don't call try_move_mult_to_index.
17182 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17183 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17184 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17185 Don't call try_move_mult_to_index.
17186 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17187 (tree_expr_nonzero_p): Likewise.
17188 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17189 of PLUS_EXPR for the complex expression folding.
17190 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17191 first chrec is a pointer type, then the second should
17192 be sizetype and not the first's type.
17193 For POINTER_PLUS_EXPR, use a different right hand side type.
17194 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17195 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17196 different right hand side type.
17197 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17198 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17199 instead of PLUS_EXPR.
17200 When either operand is zero, convert the other operand.
17201 (chrec_apply): Use chrec_convert_rhs
17202 on the argument x instead of chrec_convert.
17203 (reset_evolution_in_loop): For pointer types, the new_evol
17204 should be sizetype.
17205 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17206 different right hand side type.
17207 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17208 (chrec_convert_rhs): New function.
17209 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17210 different right hand side type.
17211 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17212 * tree-chrec.h (chrec_convert_rhs): New prototype.
17213 (build_polynomial_chrec): For pointer types, the right hand
17214 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17215 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17216 Remove subtraction case as it is always addition now.
17217 Make sure the offset is converted to sizetype.
17218 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17219 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17220 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17221 PLUS_EXPR in pointer type.
17222 Handle POINTER_PLUS_EXPR.
17223 (tree_to_aff_combination): Likewise.
17224 (force_expr_to_var_cost): Likewise.
17225 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17226 instead of PLUS_EXPR for pointers.
17227 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17228 instead of PLUS_EXPR of pointer types.
17229 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17231 (check_va_list_escapes): Likewise.
17232 (check_all_va_list_escapes): Likewise.
17233 * dwarf2out.c (loc_descriptor_from_tree_1):
17234 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17235 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17236 (string_constant): Likewise.
17237 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17238 the offset to the base, use POINTER_PLUS_EXPR.
17239 (add_to_parts): Convert the index to sizetype.
17240 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17241 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17242 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17243 Offset only holds something for PLUS_EXPR.
17244 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17246 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17248 (analyze_accesses_for_modify_stmt): Likewise.
17249 Remove comment about the type being integral type as it is
17251 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17253 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17255 Correct the type which the artimentic is done in (is now
17258 * tree-data-ref.c (split_constant_offset): Handle
17260 * tree-affine.c (tree_to_aff_combination): Likewise.
17261 * c-typeck.c (build_unary_op): For pointers create the increment
17262 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17264 * gimplify.c (gimplify_self_mod_expr): Create a
17265 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17266 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17267 * tree.def (POINTER_PLUS_EXPR): New tree code.
17268 * tree-predcom.c (ref_at_iteration): If we have a pointer
17269 type do the multiplication in sizetype.
17270 * tree-mudflap.c (mf_xform_derefs_1): Create a
17271 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17272 * tree-ssa-forwprop.c
17273 (forward_propagate_addr_into_variable_array_index):
17274 Don't expect there to be a cast for the index as that
17275 does not exist anymore.
17276 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17277 instead of PLUS_EXPR.
17278 Don't check for the first operand of the POINTER_PLUS_EXPR
17279 was the index as it cannot be.
17280 Call forward_propagate_addr_into_variable_array_index with
17281 the SSA_NAME instead of the statement.
17282 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17283 (compare_constant): Likewise.
17284 (copy_constant): Likewise.
17285 (compute_reloc_for_constant): Likewise.
17286 (output_addressed_constants): Likewise.
17287 (initializer_constant_valid_p): Likewise.
17288 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17289 Convert the MIN/MAX of the inner type to the outer
17290 type before comparing them.
17291 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17292 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17293 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17294 of PLUS_EXPR for pointers.
17295 * tree-inline.c (estimate_num_insns_1): Handle
17297 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17298 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17299 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17300 instead of PLUS_EXPR for the pointer increment statement.
17301 (vect_update_ivs_after_vectorizer): For pointer types, create
17302 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17303 MULT_EXPR in sizetype.
17304 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17306 * tree-object-size.c (plus_expr_object_size): Handle
17307 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17308 code which is trying to figure out which side is a pointer and
17310 (check_for_plus_in_loops_1): Likewise.
17311 (check_for_plus_in_loops): Likewise.
17312 * c-common.c (pointer_int_sum): Create a
17313 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17314 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17315 only POINTER_PLUS_EXPR. Removing all the extra
17316 code which is trying to figure out which side is a pointer and
17318 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17319 PLUS_EXPR and MINUS_EXPR.
17320 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17322 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17323 with make_tree, instead of a pointer type.
17324 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17325 for pointers instead of PLUS_EXPR.
17326 (s390_gimplify_va_arg): Likewise.
17327 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17328 instead of PLUS_EXPR when doing addition on pointer
17329 types. Use sizetype for the second operand.
17330 (spu_gimplify_va_arg_expr): Likewise.
17331 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17332 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17333 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17334 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17335 for the pointer addition and also use size_int/sizetype
17337 (ix86_gimplify_va_arg): Likewise.
17338 Perform BIT_AND_EXPR on sizetype arguments.
17339 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17340 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17341 for the pointer additions and also use size_int for the offsets.
17342 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17343 additions and also use size_int for the offsets. Perform
17344 BIT_AND_EXPR on sizetype arguments.
17345 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17346 POINTER_PLUS_EXPR for pointers and create the
17347 BIT_AND_EXPR in sizetype.
17348 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17349 instead of PLUS_EXPR for pointer addition.
17350 (rs6000_va_start): Likewise.
17351 Also use sizetype for the offset.
17352 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17353 as PLUS_EXPR/MINUS_EXPR.
17354 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17355 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17356 Don't use BIT_AND_EXPR on a pointer type, convert the
17357 expression to sizetype first.
17358 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17360 (mips_gimplify_va_arg_expr): Likewise.
17361 Don't create BIT_AND_EXPR in a pointer type.
17363 2007-06-15 Eric Christopher <echristo@apple.com>
17365 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17366 (x86_64-*-darwin*): Ditto.
17367 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17370 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17372 * doc/extend.texi: Document behavior of __attribute__((aligned))
17375 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17377 * rtlanal.c (note_stores): Improve documentation.
17379 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17381 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17382 LOCAL_LABEL_PREFIX): Delete.
17383 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17384 (bfin_internal_label): Delete.
17386 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17388 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17389 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17390 otherwise define to LIBGCC2_TF_CEXT.
17391 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17392 (LIBGCC_TF_CEXT): Ditto.
17395 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17397 PR rtl-optimization/32339
17398 * df-scan.c (df_uses_record): Don't modify flags but just add to
17399 it for df_ref_record.
17401 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17403 * tree-mudflap.c: Fix whitespace issues.
17405 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17407 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17409 2007-06-14 Eric Christopher <echristo@apple.com>
17411 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17412 (movv4sf): Use gcc_unreachable instead of abort.
17414 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17417 * config/i386/sfp-machine.h (CMPtype): New define.
17418 (mach stubs): Use CMPtype instead of int as a return type.
17420 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17422 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17423 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17424 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17425 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17426 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17427 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17428 config/soft-fp/soft-fp.h: Update from glibc CVS.
17430 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17432 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17434 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17437 * config/v850/v850.c: Include dataflow header file.
17438 (substitute_ep_register): Fix typo.
17440 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17442 * configure.ac: Fix earlier checkin.
17443 * configure: Regenerated.
17445 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17447 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17448 * aclocal.m4: Regenerate.
17449 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17450 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17451 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17452 * configure: Regenerate.
17453 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17455 * Makefile.in (quickstrap): Build libgcc too.
17457 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17459 * configure.ac: Add --enable-checking=df. Explicitly mention that
17460 the variables are initialized as for "release".
17461 * df-core.c: Use it.
17462 * configure: Regenerate.
17463 * config.in: Regenerate.
17465 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17467 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17468 validate_replace_rtx instead of replace_rtx.
17469 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17471 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17473 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17474 (DWARF2_UNWIND_INFO): Override default if configured with
17476 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17477 (ENDFILE_SPEC): Add crtend.o.
17478 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17479 (ENDFILE_SPEC): Add crtend.o.
17480 (TARGET_USE_JCR_SECTION): Define.
17481 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17483 * config/i386/cygming-crtbegin.c: New file.
17484 * config/i386/cygming-crtend.c: New file.
17486 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17488 * config/i386/w32-unwind.h: New file.
17490 2007-06-13 Eric Christopher <echristo@apple.com>
17492 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17493 the user set a value below STACK_BOUNDARY.
17495 2007-06-13 Thiemo Seufer <ths@networkno.de>
17497 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17498 imply -lpthread for -pthread.
17500 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17502 * basic-block.h: Remove the prototype for
17503 free_basic_block_vars.
17504 * cfglayout.h: Remove the prototype for
17505 insn_locators_initialize.
17506 * tree.h: Remove the prototype for emit_line_note.
17508 * tree-ssa-pre.c (mergephitemp): Remove.
17509 (init_pre): Don't use mergephitemp.
17511 2007-06-13 Eric Christopher <echristo@apple.com>
17513 * config/i386/i386.c (override_options): If we've specified
17514 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17516 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17518 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17521 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17523 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17524 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17525 (eh_store_handler): New pattern.
17526 (eh_return): Emit it instead of a plain move.
17528 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17530 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17531 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17532 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17535 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17537 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17538 (find_next_insn_start, find_load): New functions.
17539 (bfin_reorg): Use them to deal with the fact that parallel insns are
17540 no longer represented as a SEQUENCE.
17542 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17544 * config/sparc/sparc.c (sparc_override_options): Initialize
17545 fpu mask correctly.
17547 2007-06-13 Dave Korn <dave.korn@artimi.com>
17549 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17551 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17553 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17554 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17555 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17556 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17557 tree-vect-transform.c: Fix comment typos. Follow spelling
17560 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17562 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17563 to the exit block use set.
17564 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17565 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17566 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17568 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17570 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17571 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17572 to indicate an error.
17573 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17575 (dbg_cnt_process_opt): Print an error on a bad argument.
17576 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17577 * common.opt (-fdbg-cnt-list): New.
17578 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17580 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17582 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17583 flag on ref-all pointers.
17585 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17587 PR middle-end/31579
17588 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17589 for the offset with the modifier as EXPAND_INITIALIZER
17590 if the modifier is EXPAND_INITIALIZER.
17591 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17592 a register if we had an overflow.
17594 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17596 * real.c (real_isfinite): New.
17597 (real_sqrt): Use it.
17598 * real.h (real_isfinite): New.
17599 * builtins.c: Use it.
17601 2007-06-12 Ian Lance Taylor <iant@google.com>
17602 Daniel Berlin <dberlin@dberlin.org>
17605 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17606 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17607 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17608 (DECL_NO_TBAA_P): Define.
17609 (struct tree_decl_common): Add no_tbaa_flag field.
17610 * tree-ssa-structalias.c (struct variable_info): Add
17611 no_tbaa_pruning field.
17612 (new_var_info): Initialize no_tbaa_pruning field.
17613 (unify_nodes): Copy no_tbaa_pruning field.
17614 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17615 (dump_solution_for_var): Print no_tbaa_pruning flag.
17616 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17618 (compute_tbaa_pruning): New static function.
17619 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17620 Call compute_tbaa_pruning.
17621 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17622 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17623 * gimple-low.c (lower_stmt): Likewise.
17624 * tree-gimple.c (is_gimple_stmt): Likewise.
17625 * tree-ssa-operands.c (get_expr_operands): Likewise.
17626 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17627 * tree-inline.c (estimate_num_insns_1): Likewise.
17628 (copy_result_decl_to_var): Likewise.
17629 * expr.c (expand_expr_real_1): Likewise.
17630 * tree-pretty-print.c (dump_generic_node): Likewise.
17631 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17632 * omp-low.c (omp_copy_decl_2): Likewise.
17633 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17634 * doc/c-tree.texi (Expression trees): Document
17635 CHANGE_DYNAMIC_TYPE_EXPR.
17637 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17639 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17640 with !HONOR_NANS and !HONOR_INFINITIES.
17641 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17643 2007-06-12 Tristan Gingold <gingold@adacore.com>
17645 * gcov.c: Comments updated.
17646 (source_info): Add file_time field.
17647 (source_index): New variable.
17648 (mutiple_files): New variable.
17649 (generate_results): New function extracted from process_file.
17650 (process_file): Save and restore chain of functions, generate
17651 results and free structures only if not merging results.
17652 (release_structures): File names are now freed in create_file_names
17653 (create_file_names): Free previous file names.
17654 (find_source): File date is now read here and modifications in
17655 source files is checked here.
17656 (read_graph_file): Only reverse order of functions for the current
17658 (make_gcov_file_name): Do not generate long names if input_name is
17660 (output_lines): If merging results do not display graph, data and
17662 Checking source file modification is done in find_source.
17664 * doc/gcov.texi: Append an s to sourcefile.
17666 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17668 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17669 (forced_nop): New pattern.
17670 * config/bfin/bfin.c: Include "df.h".
17671 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17672 (bfin_discover_loop): Use df_get_live_in instead of
17673 global_live_at_start.
17674 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17675 df_analyze when done.
17676 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17677 the insns. Use QImode for the final insn in a bundle. Call
17678 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17680 (reorder_var_tracking_notes): New function.
17681 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17682 update_life_info. Call df_analyze after scheduling and bundle
17683 generation. Call reorder_var_tracking_notes if generating these
17684 notes. Call df_finish_pass at the end.
17686 2007-06-12 Dirk Mueller <dmueller@suse.de>
17688 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17689 a comparison, not an assignment.
17691 2007-06-12 Olivier Hainque <hainque@adacore.com>
17693 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17694 Request walking the subtrees only, leaving the current is_lhs/val_only
17696 (convert_non_local_reference): Likewise.
17698 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17700 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17702 2007-06-12 Richard Guenther <rguenther@suse.de>
17704 PR tree-optimization/15353
17705 PR tree-optimization/31657
17706 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17707 * timevar.def: Add TV_TREE_IFCOMBINE.
17708 * tree-pass.h (pass_tree_ifcombine): Declare.
17709 * tree-ssa-ifcombine.c: New file.
17710 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17711 * tree-flow.h (blocks_in_phiopt_order): Declare.
17712 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17713 (tree-ssa-ifcombine.o): New dependencies.
17715 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17717 PR rtl-optimization/32293
17718 * combine.c (simplify_if_then_else): Truncate return from
17719 nonzero_bits() to correct mode.
17721 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17723 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17724 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17726 2007-06-11 Diego Novillo <dnovillo@google.com>
17728 * Makefile.in (reload1.o-warn): Remove.
17730 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17732 * combine.c (subst): Use reg_overlap_mentioned_p
17733 instead of comparing register numbers directly.
17735 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17737 * reload1.c (mark_home_live_1): Use the mode parameter.
17739 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17741 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17742 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17744 * df-core.c: Ditto.
17746 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17748 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17750 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17752 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17753 from integer registers.
17754 (FP mode splitters): Handle TFmode.
17756 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17758 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17759 for ref-all pointers that point-to anything.
17761 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17763 * config/arm/arm.c (arm_output_dwarf_dtprel,
17764 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17766 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17768 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17769 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17772 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17774 * tree.c (signed_or_unsigned_type_for): New.
17775 (unsigned_type_for): Use signed_or_unsigned_type_for.
17776 (signed_type_for): Use signed_or_unsigned_type_for.
17777 * tree.h (signed_or_unsigned_type_for): New.
17778 (get_signed_or_unsigned_type): Remove.
17779 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17780 lang_hooks.types.signed_type
17781 (size_diffop): Likewise.
17782 (all_ones_mask_p): Likewise.
17783 (build_range_check): Likewise.
17784 (fold_cond_expr_with_comparison): Likewise.
17785 (fold_cond_expr_with_comparison): Likewise.
17786 (unextend): Likewise.
17787 (extract_muldiv_1): Likewise.
17788 (fold_single_bit_test_into_sign_test): Likewise.
17789 (fold_binary): Likewise.
17790 (fold_ternary): Likewise.
17791 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17792 instead of get_signed_or_unsigned_type.
17793 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17794 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17795 * expr.c (signed_or_unsigned_type_for): Use
17796 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17797 * langhooks.c (get_signed_or_unsigned_type): Remove.
17798 (lhd_signed_or_unsigned_type): Remove.
17799 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17800 signed_or_unsigned_type.
17801 (lhd_signed_or_unsigned_type): Remove.
17802 * expmed.c (make_tree): Use signed_type_for instead of
17803 lang_hooks.types.signed_type.
17804 * c-common.c (same_scalar_type_ignoring_signedness): Use
17805 c_common_signed_type instead of lang_hooks.types.signed_type.
17806 (c_common_unsigned_type): New.
17807 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17808 (shorten_compare): Use c_common_unsigned_type instead of
17809 c_common_signed_or_unsigned_type.
17810 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17812 * convert.c (convert_to_integer): Use signed_type_for instead of
17813 lang_hooks.types.signed_type.
17814 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17815 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17816 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17817 * c-format.c (check_format_types): Use c_common_unsigned_type
17818 instead of unsigned_type_for.
17819 * c-decl.c (groakdeclarator): Likewise.
17820 * c-typeck.c (convert_for_assignment): Likewise.
17821 * c-common.h (c_common_unsigned_type): New.
17823 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17826 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17827 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17829 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17831 PR middle-end/32279
17832 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17833 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17835 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17836 Sebastian Pop <sebpop@gmail.com>
17838 * lambda-code.c (remove_iv): New.
17839 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17841 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17843 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17844 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17845 * tree-ssa-loop-prefetch.c: Include optabs.h.
17846 (FENCE_FOLLOWING_MOVNT): New macro.
17847 (struct mem_ref): Add independent_p and storent_p fields.
17848 (record_ref): Initalize the new fields.
17849 (gather_memory_references_ref): Return true if the reference
17851 (gather_memory_references): Check whether all memory accesses
17852 in loop were recorded.
17853 (should_issue_prefetch_p): Return false for nontemporal stores.
17854 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17855 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17856 (determine_loop_nest_reuse): Detect independent memory references.
17857 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17858 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17859 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17860 * config/i386/i386.h (x86_mfence): Declare.
17861 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17862 * config/i386/i386.c (x86_mfence): New variable.
17863 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17865 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17866 * optabs.c (init_optabs): Initialize storent_optab.
17867 * optabs.h (enum optab_index): Add OTI_storent.
17868 (storent_optab): Declare.
17869 * genopinit.c (optabs): Add initialization for storent_optab.
17870 * tree.h (MOVE_NONTEMPORAL): New macro.
17871 * expr.c (expand_assignment, store_expr, store_constructor_field,
17872 store_constructor, store_field, expand_expr_real_1): Propagate
17873 nontemporality of the expanded store.
17874 (emit_storent_insn): New function.
17875 * expr.h (expand_assignment, store_expr): Declaration changed.
17876 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17877 to expand_assignment.
17878 * stmt.c (expand_asm_expr): Ditto.
17879 * calls.c (initialize_argument_information): Pass false as
17880 nontemporality to store_expr.
17881 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17884 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17886 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17888 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17890 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17892 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17893 and allow DECL_P here.
17895 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17897 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17898 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17899 track of the size of the expression.
17900 * cfghooks.c (merge_blocks): Remove block from loops structure only
17901 after call of the merge_blocks hook.
17903 2007-06-09 Tom Tromey <tromey@redhat.com>
17905 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17906 (deprecated_state): Removed.
17907 (start_decl): Update.
17908 (enum deprecated_states): Moved earlier.
17909 (groktypename): Update.
17910 (push_parm_decl): Likewise.
17911 (grokfield): Likewise.
17912 (start_function): Likewise.
17914 2007-06-09 Ian Lance Taylor <iant@google.com>
17916 PR tree-optimization/32169
17917 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17918 CONVERT_EXPR, check whether min and max both converted to an
17919 overflow infinity representation.
17921 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17923 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17924 not inserted on the edge.
17926 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17928 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17929 instructions if they are supported.
17930 (__divsi3, __umodsi3, __modsi3): Likewise.
17931 (__ashldi3, __ashrdi3, __lshrdi3): New.
17932 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17934 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17935 Tony Linthicum <tony.linthicum@amd.com>
17937 * doc/invoke.texi: Add fvect-cost-model flag.
17938 * common.opt (fvect-cost-model): New flag.
17939 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17940 cost fields in stmt_vec_info struct for STMT.
17941 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17942 fields in stmt_vec_info struct and access functions for the same.
17943 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17944 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17945 load, store and vector to scalar operation.
17946 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17947 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17948 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17949 (TARG_VEC_STORE_COST): Define cost of vector store.
17950 (vect_estimate_min_profitable_iters): Define new function.
17951 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17952 check to evaluate if loop iterations are less than minimum profitable
17953 iterations determined by cost model or minimum vect loop bound defined
17954 by user, whichever is more conservative.
17955 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17956 run-time check to evaluate if loop iterations are less than minimum
17957 profitable iterations determined by cost model or minimum vect loop
17958 bound defined by user, whichever is more conservative.
17959 (vect_estimate_min_profitable_iterations): New function to estimate
17960 mimimimum iterartions required for vector version of loop to be
17961 profitable over scalar version.
17962 (vect_model_reduction_cost): New function.
17963 (vect_model_induction_cost): New function.
17964 (vect_model_simple_cost): New function.
17965 (vect_cost_strided_group_size): New function.
17966 (vect_model_store_cost): New function.
17967 (vect_model_load_cost): New function.
17968 (vectorizable_reduction): Call vect_model_reduction_cost during
17970 (vectorizable_induction): Call vect_model_induction_cost during
17972 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17973 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17974 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17975 vectorizable_promotion, vectorizable_demotion): Call
17976 vect_model_simple_cost during analysis phase.
17978 2007-06-08 Simon Baldwin <simonb@google.com>
17980 * reg-stack.c (get_true_reg): Readability change. Moved default case
17981 label into direct switch statement scope.
17983 2007-06-08 Simon Baldwin <simonb@google.com>
17985 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17986 in gcc_assert() with '==' comparison.
17988 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17990 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17991 TARGET_ABM handling of x86_popcnt variable.
17993 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17995 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17996 __builtin_copysignq and __builtin_infq built-in functions.
17998 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18000 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18001 SSE4.2 section. Correct built-in function names in SSE4A section.
18003 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18005 PR tree-optimization/32243
18006 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18007 for ncopies after ratio check between nunits_out and nunits_in.
18008 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18010 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18012 PR tree-optimization/32224
18013 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18014 vectorization upon a non GIMPLE_MODIFY_STMT.
18016 2007-06-08 Christian Bruel <christian.bruel@st.com>
18019 * config/sh/sh.md (doloop_end): New pattern and splitter.
18020 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18022 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18024 PR middle-end/32209
18025 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18027 (verify_dominators): Do not change dominance tree.
18029 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18031 * config/sh/constraints.md: New file.
18032 * config/sh/sh.c: Include tm-constrs.h.
18033 (reg_class_from_letter): Remove.
18034 (prepare_cbranch_operands): Use satisfies_constraint_*
18035 function instead of macro.
18036 (andcosts, broken_move, sh_secondary_reload): Likewise.
18037 * config/sh/predicates.md (trapping_target_operand): Likewise.
18038 (and_operand, arith_operand, arith_reg_or_0_operand,
18039 cmp_operand, logical_operand, target_operand,
18040 ua_address_operand, ua_offset, xor_operand): Likewise.
18041 * config/sh/sh.md: Include constraints.md.
18042 (*movsicc_t_false): Use satisfies_constraint_* function
18044 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18045 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18046 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18047 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18048 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18049 (REG_CLASS_FROM_CONSTRAINT): Remove.
18050 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18051 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18052 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18053 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18054 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18055 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18056 function instead of macro.
18057 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18058 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18059 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18060 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18061 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18062 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18063 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18064 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18065 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18066 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18067 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18068 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18069 EXTRA_CONSTRAINT_STR): Likewise.
18070 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18072 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18074 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18076 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18079 * c-common.h (flag_cpp0x): Replaced by...
18080 (cxx_dialect): ... this new variable specifying the C++ dialect that
18082 * c-common.c (flag_cpp0x): Removed.
18083 (cxx_dialect): Defined.
18084 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18086 * c-opts.c (c_common_post_options): Likewise.
18087 (set_std_cxx98): Set cxx_dialect to cxx98.
18088 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18090 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18091 Hui-May Chang <hm.chang@apple.com>
18093 * doc/invoke.texi (Darwin Options): Update documentation for
18094 -mmacosx-version-min.
18095 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18096 * config/darwin-driver.c: New file.
18097 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18098 * config/t-darwin (darwin-driver.o): New rule.
18100 * config/darwin-c.c (version_as_macro): Ignore low digit.
18102 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18104 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18105 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18106 (CSGNMODE): New mode macro.
18107 (CSGNVMODE): New mode attribute.
18108 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18109 expander using CSGNMODE mode macro. Handle TFmode.
18110 (copysign<mode>3_const): Rename from copysignsf3_const and
18111 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18113 (copysign<mode>3_var): Rename from copysignsf3_var and
18114 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18116 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18117 mode macro. Handle TFmode.
18118 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18119 (iortf3, *iortf3): Ditto.
18120 (xortf3, *xortf3): Ditto.
18121 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18122 TFmode and TImode masks.
18123 (ix86_expand_copysign): Expand TFmode copysign insn.
18124 (IX86_BUILTIN_INFQ): New.
18125 (IX86_BUILTIN_FABSQ): Ditto.
18126 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18127 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18128 [__builtin_fabsq]: Ditto.
18129 [__builtin_copysignq]: Ditto.
18130 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18131 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18132 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18133 ix86_expand_binop_builtin().
18135 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18137 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18139 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18142 * rtl.h (push_to_sequence2): New.
18143 * emit-rtl.c (push_to_sequence2): New.
18144 * function.c (assign_parm_data_all): Add new fields.
18145 (assign_parm_setup_block): Call push_to_sequence2 instead of
18147 (assign_parm_setup_reg): Ditto.
18148 (assign_parm_setup_stack): Ditto.
18149 (assign_parms_unsplit_complex): Ditto.
18150 (assign_parms): Change field name.
18152 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18154 PR tree-optimization/32220
18155 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18156 phi node is reached before defining statement.
18158 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18161 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18162 after changing the right hand side of the assignment.
18164 2007-06-06 Eric Christopher <echristo@apple.com>
18166 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18167 (x86_64-*-darwin*): Ditto.
18168 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18169 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18171 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18173 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18174 coding conventions.
18175 (add_key): Likewise.
18176 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18177 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18179 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18181 (add_cost_one_coalesce): Likewise.
18182 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18183 variable names. Rename orig to orig_name for consistency.
18184 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18185 coding conventions.
18186 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18188 (record_equivalences_from_stmt): Likewise.
18189 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18190 the coding conventions.
18191 (memory_ssa_name_same): Likewise.
18192 (dse_optimize_stmt): Likewise.
18193 (dse_record_phis): Likewise.
18194 (dse_finalize_block): Likewise.
18195 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18196 keywords as variable names.
18197 (may_move_till): Cast according to the coding conventions.
18198 (force_move_till_expr): Avoid using C++ keywords as variable names.
18199 (force_move_till): Cast according to the coding conventions.
18200 (memref_hash): Likewise.
18201 (memref_eq): Likewise.
18202 (gather_mem_refs_stmt): Likewise.
18203 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18204 using C++ keywords as variable names.
18205 (idx_find_step): Cast according to the coding conventions.
18206 (idx_record_use): Likewise.
18207 (find_depends): Likewise.
18208 (prepare_decl_rtl): Likewise.
18209 (mbc_entry_hash): Likewise.
18210 (mbc_entry_eq): Likewise.
18211 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18212 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18213 (idx_infer_loop_bounds): Cast according to the coding conventions.
18214 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18215 * tree-ssa-math-opts.c (occ_new ): Likwise.
18216 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18218 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18220 (add_use_op): Likewise.
18221 (add_vop): Likewise.
18222 (add_vuse_op): Likewise.
18223 (add_vdef_op): Likewise.
18224 (get_expr_operands): Likewise.
18225 (push_stmt_changes): Use type safe memory macros.
18226 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18227 keywords as variable names.
18228 (conditional_replacement): Likewise.
18229 (minmax_replacement): Likewise.
18230 (abs_replacement): Likewise.
18231 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18232 coding conventions.
18233 (insert_fake_stores): Avoid using C++ keywords as variable names.
18234 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18236 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18237 (heapvar_insert): Use type safe memory macros.
18238 (new_var_info): Cast according to the coding conventions.
18239 (new_constraint): Likewise.
18240 (remove_preds_and_fake_succs): Use type safe memory macros.
18241 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18243 (thread_single_edge): Likewise.
18244 (thread_through_loop_header): Likewise.
18246 2007-06-06 Eric Christopher <echristo@apple.com>
18248 * config/i386/i386.c (override_options): Move handling
18249 of TARGET_SUBTARGET* earlier.
18251 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18253 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18256 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18258 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18259 emited outside of basic block.
18260 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18261 the created blocks.
18262 * rtl.h (delete_insn_chain): Declaration changed.
18263 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18265 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18266 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18267 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18268 to delete_insn_chain.
18269 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18270 do not have bb field set.
18271 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18273 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18274 * cfgcleanup.c (try_optimize_cfg): Ditto.
18276 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18278 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18279 (lambda_body_vector_new): Use type safe memory macros.
18280 (lambda_linear_expression_new): Likewise.
18281 (lambda_loopnest_new): Likewise.
18282 (lambda_lattice_new): Likewise.
18283 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18284 conventions. Use type safe memory macros.
18285 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18286 (lambda_body_vector_s): Likewise.
18287 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18288 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18290 2007-06-06 Richard Guenther <rguenther@suse.de>
18292 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18293 if we need to schedule cfg_cleanup.
18294 (tree_ssa_forward_propagate_single_use_vars): Do so.
18296 2007-06-06 Ian Lance Taylor <iant@google.com>
18298 * fold-const.c (merge_ranges): If range_successor or
18299 range_predecessor fail, just return 0.
18301 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18303 PR tree-optimization/32216
18304 * tree-vectorizer.c (supportable_widening_operation): Determine
18305 signedness of FIX_TRUNC_EXPR from output operand.
18306 (supportable_narrowing_operation): Ditto.
18307 * tree-vect-generic.c (expand_vector_operations_1): Determine
18308 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18309 from input operand.
18311 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18313 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18314 (struct pta): ...from here. Change flags to unsigned to avoid
18315 excessive casting (as it is used as a bit mask).
18316 (override_options): Add casts according to the coding convenventions.
18317 (x86_64_elf_unique_section): Likewise.
18318 (examine_argument): Avoid using C++ keywords as variable names.
18319 (construct_container): Likewise.
18320 (legitimize_pic_address): Likewise.
18321 (get_dllimport_decl): Cast according to the coding conventions. Use
18322 type safe memory macros.
18323 (legitimize_address): Cast according to the coding conventions.
18324 (emit_i387_cw_initialization): Corrected the type of slot to enum
18326 (ix86_init_machine_status): Use type safe memory macros.
18327 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18328 (bdesc_pcmpistr): Likewise.
18329 (bdesc_crc32): Likewise.
18330 (bdesc_sse_3arg): Likewise.
18331 (bdesc_2arg): Likewise.
18332 (bdesc_1arg): Likewise.
18333 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18334 (ix86_expand_sse_pcmpistr): Likewise.
18335 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18336 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18337 int to match the langhook definition.
18338 (ix86_builtin_conversion): Change the type of code to unsigned init to
18339 match the langhook definition.
18340 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18342 (ix86_preferred_output_reload_class): Likewise.
18343 (ix86_cannot_change_mode_class): Likewise.
18344 (ix86_memory_move_cost): Likewise.
18345 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18346 avoid excessive casting later on.
18347 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18349 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18351 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18352 as flags setting insn.
18353 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18355 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18357 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18358 (UNSPEC_ROUND): New.
18359 ("sse4_1_round<mode>2"): New insn pattern.
18360 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18362 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18363 expander using SSEMODEF mode macro. Expand using
18364 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18365 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18366 expander using SSEMODEF mode macro. Expand using
18367 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18368 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18369 expander using SSEMODEF mode macro. Expand using
18370 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18371 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18372 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18373 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18376 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18377 Sebastian Pop <sebpop@gmail.com>
18379 * lambda.h (build_linear_expr): New.
18380 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18381 Use build_linear_expr, call fold and force_gimple_operand.
18382 (lambda_loopnest_to_gcc_loopnest): Check that there is
18383 something to insert.
18384 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18386 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18388 PR preprocessor/23479
18389 * doc/extend.texi: Document the 0b-prefixed binary integer
18390 constant extension.
18392 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18394 PR tree-optimization/32215
18395 * tree-vectorizer.c (supportable_widening_operation): Return false
18396 for unsupported FIX_TRUNC_EXPR tree code.
18397 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18399 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18401 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18402 register on SPE targets. Change documentation to reflect
18404 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18405 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18406 out of the register allocation pool.
18407 (rs6000_reg_live_or_pic_offset_p): New function.
18408 (rs6000_emit_prologue): Move the actual saving of LR up to free
18409 r0 for holding r11. Split saving of SPE 64-bit registers into
18410 its own case. Ensure that offsets will always be in-range for
18411 'evstdd' by using r11 as a scratch register to point at the start
18412 of the SPE save area. Save r11 if necessary, as it is the static
18414 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18415 into its own case. Ensure that offsets will always be in-range
18416 for 'evldd' by using r11 as a scratch register to point at the
18417 start of the SPE save area. Also adjust r11 when restoring
18418 the stack pointer to compensate for pre-loading r11.
18420 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18422 * cfg.c (init_flow): Use type safe memory macros.
18423 (alloc_block): Likewise.
18424 (unchecked_make_edge): Likewise.
18425 (dump_flow_info): Avoid using C++ keywords as variable names.
18426 (copy_original_table_clear): Cast according to the coding conventions.
18427 (copy_original_table_set): Likewise.
18428 * cfgexpand (label_rtx_for_bb): Likewise.
18429 (expand_gimple_basic_block): Likewise.
18430 * cfghooks.c (dump_bb): Likewise.
18431 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18433 (lv_add_condition_to_bb): Likewise.
18434 * cfglayout (relink_block_chain): Cast according to the coding
18436 (fixup_reorder_chain): Likewise.
18437 (fixup_fallthru_exit_predecessor): Likewise.
18438 * cfgloop.c (glb_enum_p): Likewise.
18439 (get_exit_description): Likewise.
18440 (dump_recorded_exit): Likewise.
18441 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18442 (struct loop): ... from here.
18443 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18445 * cfgrtl.c (rtl_create_basic_block): Likewise.
18446 (rtl_split_block): Likewise.
18447 (rtl_dump_bb): Likewise.
18448 (cfg_layout_split_block): Likewise.
18449 (init_rtl_bb_info): Use typesafe memory macros.
18451 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18452 * graphds.h: Updated all usages of edge to graph_edge.
18453 * graphds.c: Likewise.
18454 * cfgloopanal.c: Likewise.
18456 2007-06-05 Ian Lance Taylor <iant@google.com>
18458 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18459 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18460 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18462 (test_for_singularity): Likewise.
18464 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18466 * config/i386/constraints.md ("Y2"): Replaced by ...
18468 * config/i386/i386.md: Likewise.
18469 * config/i386/mmx.md: Likewise.
18470 * config/i386/sse.md: Likewise.
18472 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18474 * config/i386/constraints.md ("z"): Replaced by ...
18476 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18477 (sse4_1_blendvps): Likewise.
18478 (sse4_1_pblendvb): Likewise.
18479 (sse4_2_pcmpestr): Likewise.
18480 (sse4_2_pcmpestrm): Likewise.
18481 (sse4_2_pcmpestr_cconly): Likewise.
18482 (sse4_2_pcmpistr): Likewise.
18483 (sse4_2_pcmpistrm): Likewise.
18484 (sse4_2_pcmpistr_cconly): Likewise.
18486 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18488 * matrix-reorg.c (transform_access_sites): Fix computation.
18489 (transform_allocation_sites): Same.
18491 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18493 * config/i386/i386.c (override_options): Use
18494 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18496 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18498 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18499 (nonimm_not_xmm0_operand): Ditto.
18500 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18501 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18502 as operand[2] predicate. Require "z" class XMM register for
18503 operand[3]. Adjust asm template.
18504 ("sse4_1_blendvpd"): Ditto.
18505 ("sse4_1_pblendvb"): Ditto.
18506 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18507 force op2 into xmm0 register for variable blend instructions.
18509 2007-06-04 Tom Tromey <tromey@redhat.com>
18511 * c-tree.h (start_enum): Update.
18512 (build_enumerator): Likewise.
18513 * c-decl.c (enum_next_value): Removed.
18514 (enum_overflow): Likewise.
18515 (start_enum): Add c_enum_contents argument. Don't use globals.
18516 (build_enumerator): Likewise.
18517 * c-tree.h (struct c_enum_contents): New struct.
18519 2007-06-04 Tom Tromey <tromey@redhat.com>
18521 * c-common.c (c_common_get_alias_set): Fix indentation.
18523 2007-06-04 Ian Lance Taylor <iant@google.com>
18525 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18526 to overflow, reduce overflow infinity to regular infinity.
18527 (vrp_var_may_overflow): New static function.
18528 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18530 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18532 * stor-layout.c (layout_type): Remove duplicate code.
18534 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18537 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18538 before build_common_builtin_nodes ().
18540 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18543 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18545 2007-06-04 Jan Hubicka <jh@suse.cz>
18547 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18548 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18549 instead of _stat version.
18551 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18553 PR tree-optimization/32194
18554 * tree-predcom.c (determine_offset): Check that both references have
18557 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18559 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18560 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18561 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18562 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18563 Add argument to iterate_fix_dominators call.
18564 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18565 * gcse.c (hoist_code): Change domby to vector.
18566 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18567 Add argument to iterate_fix_dominators call.
18568 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18569 recompute_dominator.
18570 * lambda-code.c (perfect_nestify): Ditto.
18571 * cfgloopanal.c: Include graphds.h.
18572 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18573 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18574 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18576 * graphds.c: New file.
18577 * graphds.h: New file.
18578 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18579 (get_dominated_by, get_dominated_by_region): Change return type to
18581 (verify_dominators): Recompute all dominators and compare the results.
18582 (recount_dominator): Renamed to ...
18583 (recompute_dominator): ... this. Do not check that the block is
18584 dominated by entry.
18585 (iterate_fix_dominators): Reimplemented.
18586 (prune_bbs_to_update_dominators, root_of_dom_tree,
18587 determine_dominators_for_sons): New functions.
18588 * et-forest.c (et_root): New function.
18589 * et-forest.h (et_root): Declare.
18590 * Makefile.in (graphds.o): Add.
18591 (cfgloopanal.o): Add graphds.h dependency.
18592 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18593 * basic-block.h (get_dominated_by, get_dominated_by_region,
18594 iterate_fix_dominators): Declaration changed.
18595 (recount_dominator): Renamed to ...
18596 (recompute_dominator): ... this.
18597 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18598 (thread_through_all_blocks): Do not free dominance info.
18600 2007-06-03 Andreas Schwab <schwab@suse.de>
18602 * config/m68k/m68k.c (override_options): Don't override
18604 * config/m68k/m68k-modes.def (SF, DF): Define to use
18605 motorola_single_format and motorola_double_format, resp.
18606 * real.c (motorola_single_format): Renamed from
18607 coldfire_single_format.
18608 (motorola_double_format): Renamed from coldfire_double_format.
18609 (encode_ieee_extended): Generate a proper canonical NaN image
18610 respecting canonical_nan_lsbs_set.
18611 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18613 * real.h: Adjust declarations.
18615 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18618 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18619 the symbol is generated with the stack protector.
18621 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18623 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18624 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18626 * doc/extend.texi (interrupt): Mention m68k.
18628 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18630 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18631 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18632 (ix86_expand_sse_pcmpestr): Do not check operands for
18633 "register_operand", when insn operand predicate is "register_operand".
18634 (ix86_expand_sse_pcmpistr): Ditto.
18636 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18637 Uros Bizjak <ubizjak@gmail.com>
18639 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18640 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18641 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18642 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18643 * config/i386/constraints.md ("z"): New register constraint
18644 for members of SSE_FIRST_REG class.
18645 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18646 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18647 SSE_FIRST_REG class.
18648 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18649 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18650 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18651 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18652 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18653 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18654 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18655 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18656 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18657 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18658 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18659 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18660 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18661 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18662 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18663 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18664 (struct builtin_description): Change "flag" field to unsigned.
18665 (bdesc_pcmpestr): New builtin description table.
18666 (bdesc_pcmpistr): Likewise.
18667 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18668 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18669 Initialize pcmp[ei]str[im] insns for SSE4.2.
18670 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18671 (ix86_expand_sse_pcmpistr): Likewise.
18672 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18673 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18674 (UNSPEC_PCMPISTR): Likewise.
18675 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18676 (sse4_2_pcmpestri):New isns pattern.
18677 (sse4_2_pcmpestrm): Likewise.
18678 (sse4_2_pcmpestr_cconly): Likewise.
18679 (sse4_2_pcmpistr): New insn patern and splitter.
18680 (sse4_2_pcmpistri):New isns pattern.
18681 (sse4_2_pcmpistrm): Likewise.
18682 (sse4_2_pcmpistr_cconly): Likewise.
18683 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18686 2007-06-01 David Daney <ddaney@avtrex.com>
18688 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18689 LOADGP_ABSOLUTE and not binds_local_p.
18691 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18693 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18695 2007-06-01 Ian Lance Taylor <iant@google.com>
18697 * tree-vrp.c (compare_name_with_value): Always set
18698 used_strict_overflow if we get a result from the variable itself.
18700 2007-06-01 Ian Lance Taylor <iant@google.com>
18702 PR rtl-optimization/31455
18703 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18704 subregs which have a cast between modes which are not tieable.
18706 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18708 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18709 breaks after return statements.
18711 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18713 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18714 only after no_new_pseudos.
18716 2007-05-31 Eric Christopher <echristo@apple.com>
18718 * expr.c (convert_move): Assert that we don't have a BLKmode
18720 (store_expr): Handle BLKmode moves by calling emit_block_move.
18722 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18724 * c-typeck.c (build_indirect_ref): Include type in error message.
18725 (build_binary_op): Pass types to binary_op_error.
18726 * c-common.c (binary_op_error): Take two type arguments, print out
18728 * c-common.h (binary_op_error): Update prototype.
18730 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18732 * config/i386/i386.c: Correct coments on -mno-sse4.
18734 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18736 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18737 (x86_64-*-*): Likewise.
18738 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18739 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18740 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18741 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18742 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18743 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18744 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18745 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18746 (OPTION_MASK_ISA_SSE4): Likewise.
18747 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18748 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18749 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18750 (override_options): Support SSE4.2.
18751 (ix86_build_const_vector): Support SImode and DImode.
18752 (ix86_build_signbit_mask): Likewise.
18753 (ix86_expand_int_vcond): Support V2DImode.
18754 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18755 (IX86_BUILTIN_CRC32HI): Likewise.
18756 (IX86_BUILTIN_CRC32SI): Likewise.
18757 (IX86_BUILTIN_CRC32DI): Likewise.
18758 (IX86_BUILTIN_PCMPGTQ): Likewise.
18759 (bdesc_crc32): Likewise.
18760 (bdesc_sse_3arg): Likewise.
18761 (ix86_expand_crc32): Likewise.
18762 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18763 (ix86_expand_builtin): Likewise.
18764 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18765 __SSE4_2__ for -msse4.2.
18766 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18767 (CRC32MODE): Likewise.
18768 (crc32modesuffix): Likewise.
18769 (crc32modeconstraint): Likewise.
18770 (sse4_2_crc32<mode>): Likewise.
18771 (sse4_2_crc32di): Likewise.
18772 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18774 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18775 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18776 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18777 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18778 (vcondu<mode>): Likewise.
18779 * doc/extend.texi: Document SSE4.2 built-in functions.
18780 * doc/invoke.texi: Document -msse4.2/-msse4.
18782 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18784 PR tree-optimization/32160
18785 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18786 variable as gimple reg.
18787 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18789 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18791 * gcc.c (main): Don't consider linker options when issuing the
18792 warning about a linker input file not being used.
18794 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18796 * tree-vrp.c (compare_names): Initialize sop.
18798 2007-05-30 Dirk Mueller <dmueller@suse.de>
18800 * cgraphunit.c (cgraph_analyze_function): Remove
18801 computation of inline parameters.
18803 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18805 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18807 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18809 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18810 Add vx-common.h. Include vxworks.h between vx-common.h and
18812 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18814 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18815 (TARGET_ASM_DESTRUCTOR): Likewise.
18816 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18817 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18818 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18819 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18820 (VXWORKS_ENDIAN_SPEC): Define.
18821 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18822 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18823 VXWORKS_* equivalents.
18824 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18825 (ASM_FILE_START): Delete.
18826 (TARGET_VERSION): Reformat.
18827 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18828 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18829 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18830 (FPBIT, DPBIT): Define.
18831 (fp-bit.c, dp-bit.c): New rules.
18832 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18833 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18834 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18835 * config/arm/arm.h: Include vxworks-dummy.h.
18836 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18837 Mark with ATTRIBUTE_UNUSED.
18838 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18839 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18840 make it incompatible with -msingle-pic-base.
18841 (arm_function_ok_for_sibcall): Return false for calls that might
18842 go through a VxWorks PIC PLT entry.
18843 (require_pic_register): New function, split out from...
18844 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18846 (arm_load_pic_register): Handle the VxWorks RTP initialization
18847 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18848 (arm_emit_call_insn): New function.
18849 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18850 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18851 (pic_offset_arm): New pattern.
18852 (call, call_value): Use arm_emit_call_insn.
18853 (call_internal, call_value_internal): New expanders.
18854 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18855 VxWorks unless __PIC__.
18857 2007-05-30 Eric Christopher <echristo@gmail.com>
18859 * genrecog.c: Include regs.h in generated file.
18860 * genemit.c: Ditto. Fix up formatting.
18861 * config/mn10300/constraints.md: New.
18862 * config/mn10300/mn10300.md: Include.
18863 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18864 Fix up for removed macro.
18865 * config/mn10300/predicates.md (call_address_operand): Ditto.
18866 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18867 (CONST_OK_FOR_I): Ditto.
18868 (CONST_OK_FOR_J): Ditto.
18869 (CONST_OK_FOR_K): Ditto.
18870 (CONST_OK_FOR_L): Ditto.
18871 (CONST_OK_FOR_M): Ditto.
18872 (CONST_OK_FOR_N): Ditto.
18873 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18877 (EXTRA_CONSTRAINT): Ditto.
18879 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18881 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18883 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18884 OPTION_MASK_ISA_64BIT.
18885 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18887 2007-05-30 Richard Guenther <rguenther@suse.de>
18889 PR middle-end/32152
18890 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18891 types for comparison.
18892 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18893 with original typed arguments.
18894 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18896 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18898 PR tree-optimization/31769
18899 * except.c (duplicate_eh_regions): Clear prev_try if
18900 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18902 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18904 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18905 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18906 bsi of the location where statements should be inserted.
18907 (sink_code_in_bb): Take bsi from statement_sink_location.
18908 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18909 instead of bsi_start.
18910 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18912 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18913 (bsi_move_before): Document inconsistency with bsi_move_after.
18914 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18916 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18918 * config/i386/i386.h (TARGET_ABM): New define.
18919 (TARGET_POPCNT): Ditto.
18920 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18921 New temporary defines to redefine from OPTION_ISA_* defines.
18922 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18923 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18924 (ix86_isa_flags): New extern int declaration.
18925 (TARGET_SUBTARGET_DEFAULT): New define.
18926 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18927 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18928 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18929 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18930 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18931 * config/i386/darwin.h: Change TARGET_64BIT define to
18934 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18935 using existing "ix86_isa_flags" varible.
18936 (m32, m64): Use existing "ix86_isa_flags" variable.
18937 (mmmx, m3dnow): Ditto.
18938 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18939 (mabm): Define as non-negative option using "x86_abm" variable.
18940 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18942 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18943 Rewrite feature test bitmap.
18944 (ix86_isa_flags): New initialized global int varible.
18945 (ix86_isa_flags_explicit): New static int variable.
18946 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18947 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18948 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18949 target_flags_explicit.
18950 (override_options): Remove "target_enable" and "target_disable" fields
18951 from "struct ptt". Update processor_target_table accordingly. Remove
18952 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18953 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18954 "target_flags" and "ix86_isa_flags_explicit" instead of
18955 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18956 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18957 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18958 to true when either of PTA_POPCNT or PTA_ABM is set in
18959 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18960 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18961 processor_alias_table flags entry. Remove handling of
18962 "target_enable" and "target_disable" fields of processor_target_table.
18963 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18964 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18965 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18966 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18967 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18969 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18971 2007-05-29 David Daney <ddaney@avtrex.com>
18974 * config/mips/mips.c (mips_output_mi_thunk): Emit
18975 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18977 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18978 * config/i386/i386.c (ix86_function_regparm): Added checking of
18979 ix86_force_align_arg_pointer to determine the number of
18980 register parameters.
18982 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18984 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18985 (SET_DR_MISALIGNMENT): New.
18986 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18987 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18988 Use SET_DR_MISALIGNMENT.
18989 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18991 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18992 find_loop_nest): Export.
18993 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18994 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18995 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18996 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18998 (struct mem_ref): Add field reuse_distance.
18999 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19000 Initialize reuse_distance field.
19001 (issue_prefetch_ref): Select temporality of prefetch according to
19003 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19004 self_reuse_distance, determine_loop_nest_reuse): New functions.
19005 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19006 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19007 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19010 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19012 * tree-ssa-alias.c: Add aliasing overview.
19014 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19015 Danny Smith <dannysmith@users.sourceforge.net>
19018 * config/i386/t-crtfm: Compile crtfastmath.o with
19019 -minline-all-stringops.
19020 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19021 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19023 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19025 * doc/md.texi: Document constraints on HP PA-RISC.
19027 * pa/constraints.md: New file.
19028 * pa.md: Include constraints.md.
19029 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19030 (integer_store_memory_operand, ldil_cint_p): New functions.
19031 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19032 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19033 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19034 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19035 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19037 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19040 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19041 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19042 case POSTDECREMENT_EXPR>): Return the error_mark_node
19043 if either the real or imaginary parts would an
19046 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19048 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19049 name when we remove it from a call.
19051 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19053 * targhooks.c (default_narrow_bitfield): Remove.
19054 * targhooks.h: Remove the prototype for
19055 default_narrow_bitfield.
19057 * langhooks-def.h: Remove the prototype for
19058 hook_get_alias_set_0.
19059 * langhooks.c (hook_get_alias_set_0): Remove.
19061 * global.c (EXECUTE_IF_CONFLICT): Remove.
19063 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19066 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19067 return true when truth_value_p is true and the type
19070 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19072 * doc/install.texi (Prerequisites): We no longer require Autoconf
19073 2.13 for the top-level.
19075 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19077 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19078 memory access via x86_expand_vector_move_misalign() only for
19079 TImode values on 32-bit targets.
19081 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19083 * matrix-reorg.c: New file. Implement matrix flattening and
19084 transposing optimization.
19085 * tree-pass.h: Add matrix reorg pass.
19086 * common.opt: Add fipa-mreorg flag.
19087 * Makefile.in: Add matrix-reorg.c.
19088 * passes.c: Add matrix reorg pass.
19089 * varpool.c (add_new_static_var): New function.
19090 * cgraph.h (add_new_static_var): Declare.
19092 2007-05-27 Eric Christopher <echristo@apple.com>
19094 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19095 sp_offset depending on stack size. Save r12 depending
19096 on registers we're saving later.
19097 (rs6000_emit_epilogue): Update sp_offset depending only
19100 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19102 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19103 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19104 * ifcvt.c (if_convert): Ditto.
19105 * tree-ssa-threadupdate.c (thread_block): Ditto.
19106 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19107 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19108 verify_loop_closed_ssa): Check number_of_loops instead of
19110 * predict.c (tree_estimate_probability): Ditto.
19111 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19112 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19113 * modulo-sched.c (sms_schedule): Ditto.
19114 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19115 (scev_finalize): Do not do anything if scev analysis was not
19117 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19118 current_loops == NULL.
19119 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19120 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19121 there are no loops.
19122 (loop_optimizer_finalize): Assert that loops were analyzed.
19123 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19124 rtl_doloop): Check number_of_loops instead of current_loops.
19125 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19126 current_loops == NULL.
19127 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19128 gate_tree_vectorize tree_linear_transform, check_data_deps,
19129 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19130 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19131 Check number_of_loops instead of current_loops.
19132 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19133 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19134 free loops if available.
19135 (execute_pre): Do not pass do_fre to fini_pre.
19137 2007-05-27 Tobias Burnus <burnus@net-b.de>
19139 PR middle-end/32083
19140 * real.c (mpfr_from_real): Fix sign of -Inf.
19142 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19144 * tree-vect-transform.c (vectorizable_conversion): Initialize
19145 tree_code variables to ERROR_MARK.
19146 (vectorizable_type_demotion): Likewise.
19147 (vectorizable_type_promotion): Likewise.
19149 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19152 * config/i386/i386.md (movti): Handle push operands via
19153 ix86_expand_push().
19155 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19157 * basic-block.h: Remove the prototype for merge_seq_blocks.
19158 * cfgcleanup.c (merge_seq_blocks): Remove.
19160 * tree-flow.h: Remove the prototype for is_aliased_with.
19161 * tree-ssa-alias.c (is_aliased_with): Remove.
19163 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19165 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19167 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19169 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19170 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19171 (vec_unpacks_hi_v16qi): Likewise.
19172 (vec_unpacku_lo_v16qi): Likewise.
19173 (vec_unpacks_lo_v16qi): Likewise.
19174 (vec_unpacku_hi_v8hi): Likewise.
19175 (vec_unpacks_hi_v8hi): Likewise.
19176 (vec_unpacku_lo_v8hi): Likewise.
19177 (vec_unpacks_lo_v8hi): Likewise.
19178 (vec_unpacku_hi_v4si): Likewise.
19179 (vec_unpacks_hi_v4si): Likewise.
19180 (vec_unpacku_lo_v4si): Likewise.
19181 (vec_unpacks_lo_v4si): Likewise.
19183 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19185 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19186 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19187 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19188 follow spelling conventions in various
19189 warning/error/diagnostic messages.
19191 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19192 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19193 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19194 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19195 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19196 * doc/tm.texi: Follow spelling conventions.
19198 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19201 * tree-ssa-forwprop.c
19202 (forward_propagate_addr_into_variable_array_index): Remove
19203 the lhs argument. Use the type of def_rhs instead of lhs.
19204 (forward_propagate_addr_expr_1): Update use of
19205 forward_propagate_addr_into_variable_array_index.
19207 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19208 Nigel Stephens <nigel@mips.com>
19210 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19211 function attributes, "far" being an alias for "long_call".
19212 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19213 (mips_near_type_p, mips_far_type_p): New.
19214 (mips_comp_type_attributes): New function to check that attributes
19215 attached to a function type are compatible.
19216 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19217 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19218 to the target function of the thunk.
19219 (mips_encode_section_info): Check for "near" and "far" function
19220 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19222 * config/mips/predicates.md (const_call_insn_operand): Test only
19223 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19225 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19228 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19229 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19230 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19231 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19233 2007-05-25 Eric Christopher <echristo@apple.com>
19235 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19236 to x86-darwin configurations.
19237 * config/i386/t-darwin: Add softfp support.
19238 * config/i386/t-darwin64: Ditto.
19239 * config/i386/sfp-machine.h: If mach then don't use
19240 aliasing, emit a stub to call.
19242 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19244 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19245 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19246 tree-predcom.c, tree-ssa-alias-warnings.c,
19247 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19248 comment typos. Follow spelling conventions.
19249 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19251 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19254 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19255 constants into memory. Expand unaligned memory references for
19256 SSE modes via x86_expand_vector_move_misalign() function.
19258 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19260 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19261 "memory" attribute for "sseishft" type insn without operands[2].
19263 2007-05-25 Dirk Mueller <dmueller@suse.de>
19264 Marcus Meissner <meissner@suse.de>
19266 * doc/extend.texi (alloc_size): New attribute.
19267 * c-common.c (handle_alloc_size_attribute): New.
19268 * tree-object-size.c (alloc_object_size): Use alloc_size
19269 attribute, if available.
19271 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19273 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19275 (__builtin_ia32_vec_ext_v2di): Likewise.
19276 (__builtin_ia32_vec_ext_v4si): Likewise.
19277 (__builtin_ia32_vec_ext_v8hi): Likewise.
19278 (__builtin_ia32_vec_ext_v16qi): Likewise.
19279 (__builtin_ia32_vec_set_v8hi): Likewise.
19281 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19283 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19285 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19287 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19288 (arm_is_longcall_p): Rename to...
19289 (arm_is_long_call_p): ...this. Take a single tree argument and
19291 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19292 (CUMULATIVE_ARGS): Remove call_cookie.
19293 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19294 (ENCODED_LONG_CALL_ATTR_P): Delete.
19295 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19296 LONG_CALL_FLAG_CHAR cases.
19297 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19298 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19299 ARM_DECLARE_FUNCTION_SIZE.
19300 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19301 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19302 (arm_encode_call_attribute, current_file_function_operand): Delete.
19303 (arm_function_in_section_p): New function.
19304 (arm_is_longcall_p): Rename to...
19305 (arm_is_long_call_p): ...this. Take the target function as a single
19306 argument and return a bool. Do not rely on call cookies. Check
19307 whether the target symbol is in the same section as the current
19308 function, not just the same compilation unit.
19309 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19310 (arm_encode_section_info): Don't encode a call type.
19311 * config/arm/arm.md (call, call_value): Update calls to
19312 arm_is_long(_)call_p. Simplify logic.
19313 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19314 Update calls to arm_is_long(_)call_p.
19316 2007-05-25 Richard Guenther <rguenther@suse.de>
19318 PR tree-optimization/31982
19319 * tree-ssa-forwprop.c
19320 (forward_propagate_addr_into_variable_array_index): Handle arrays
19321 with element size one.
19323 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19325 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19326 (umulsi3_highpart): Likewise.
19328 2007-05-24 Ian Lance Taylor <iant@google.com>
19330 PR rtl-optimization/32069
19331 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19334 2007-05-24 Ollie Wild <aaw@google.com>
19336 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19339 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19341 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19342 (oprs_unchanged_p): Use it to check all registers in a REG.
19343 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19344 (reg_set_between_after_reload_p): Delete.
19345 (reg_used_between_after_reload_p): Likewise.
19346 (reg_set_or_used_since_bb_start): Likewise.
19347 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19348 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19349 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19350 * rtlanal.c (reg_set_p): Check whether REG overlaps
19351 regs_invalidated_by_call, rather than just checking the
19352 membership of REGNO (REG).
19354 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19356 * doc/passes.texi: Document predictive commoning.
19357 * doc/invoke.texi (-fpredictive-commoning): Document.
19358 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19359 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19360 adding indices to the generated name.
19361 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19362 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19363 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19364 (op_symbol_code): ... and exported.
19365 (dump_omp_clause, op_symbol): Use op_symbol_code
19366 instead of op_symbol_1.
19367 * tree-pass.h (pass_predcom): Declare.
19368 * timevar.def (TV_PREDCOM): New timevar.
19369 * tree-ssa-loop.c (run_tree_predictive_commoning,
19370 gate_tree_predictive_commoning, pass_predcom): New.
19371 * tree-data-ref.c (find_data_references_in_loop): Find the
19372 references in dominance order.
19373 (canonicalize_base_object_address): Ensure that the result has
19375 (dr_analyze_innermost): Export.
19376 (create_data_ref): Code to fail for references with invariant
19378 (find_data_references_in_stmt): ... here.
19379 * tree-data-ref.h (dr_analyze_innermost): Declare.
19380 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19381 (aff_combination_find_elt, name_expansion_hash,
19382 name_expansion_eq, tree_to_aff_combination_expand,
19383 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19385 * tree-affine.h (aff_combination_constant_multiple_p,
19386 tree_to_aff_combination_expand): Declare.
19387 * tree-predcom.c: New file.
19388 * common.opt (fpredictive-commoning): New option.
19389 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19390 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19391 * Makefile.in (tree-predcom.o): Add.
19392 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19393 * passes.c (init_optimization_passes): Add dceloop after
19394 copy propagation in loop optimizer. Add predictive commoning
19395 to loop optimizer passes.
19397 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19399 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19402 2007-05-24 Jan Hubicka <jh@suse.cz>
19404 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19406 (genheader): Include statistics.h.
19408 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19410 * print-rtl.c (flag_dump_unnumbered): Update comments.
19411 (print_rtl): Fix my previous change.
19412 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19415 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19417 PR middle-end/32018
19418 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19420 (thread_through_all_blocks): Call initialize_original_copy_tables
19421 and free_original_copy_tables.
19422 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19424 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19425 * cfghooks.c (duplicate_block): Use get_loop_copy.
19426 * cfg.c: Include cfgloop.h.
19427 (loop_copy): New hash table.
19428 (initialize_original_copy_tables): Initialize loop_copy table.
19429 (free_original_copy_tables): Free loop_copy table.
19430 (copy_original_table_clear, copy_original_table_set,
19431 set_loop_copy, get_loop_copy): New functions.
19432 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19433 * cfgloop.h (struct loop): Remove copy field.
19434 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19435 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19437 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19439 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19440 -msse/-msse2/-msse3.
19442 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19444 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19445 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19447 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19450 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19451 * targhooks.h (default_mangle_decl_assembler_name): Declare
19453 * targhooks.c (default_mangle_decl_assembler_name): Define
19455 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19457 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19458 * langhooks.c (lhd_set_decl_assembler_name): Call
19459 targetm.mangle_decl_assembler_name for names with global scope.
19461 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19463 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19464 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19466 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19467 New. Factored out of i386_pe_encode_section_info.
19468 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19469 Move check for prior decoration of stdcall
19470 symbols to i386_pe_encode_section_info.
19471 (i386_pe_encode_section_info): Adjust call to
19472 gen_stdcall_or_fastcall_suffix. Use
19473 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19474 (i386_pe_mangle_decl_assembler_name): New. Wrap
19475 i386_pe_maybe_mangle_decl_assembler_name.
19477 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19479 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19480 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19481 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19482 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19483 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19486 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19487 Nigel Stephens <nigel@mips.com>
19488 Richard Sandiford <richard@codesourcery.com>
19490 Fix up MIPS16 hard float and add support for complex.
19492 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19493 (TARGET_SOFT_FLOAT_ABI): New.
19494 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19495 __mips_soft_float to reflect the ABI in use, not whether the
19496 FPU is directly accessible (e.g., in MIPS16 mode).
19497 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19498 (UNITS_PER_FPVALUE): Likewise.
19500 * config/mips/mips.c (mips_expand_call): Remove redundant
19501 TARGET_MIPS16 check.
19502 (mips_arg_regno): New.
19503 (function_arg_advance): When setting bits in cum->fp_code for
19504 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19506 (function_arg): Use mips_arg_regno.
19507 (mips_return_mode_in_fpr_p): New.
19508 (mips16_call_stub_mode_suffix): New.
19509 (mips16_cfun_returns_in_fpr_p): New.
19510 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19511 (mips_output_function_prologue): Test mips16_hard_float, not
19512 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19513 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19514 return value into a floating-point register.
19515 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19516 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19517 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19518 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19519 word of double arguments from or to the high bits of 64-bit
19520 floating point registers.
19521 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19522 (mips16_fpret_double): New helper function.
19523 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19524 support for complex modes. Fill in DECL_RESULT for stubdecl.
19525 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19527 * config/mips/mips16.S
19528 (RET, ARG1, ARG2): New.
19529 (MERGE_GPRf, MERGE_GPRt): New.
19530 (DELAYt, DELAYf): New.
19531 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19532 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19533 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19534 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19535 (SFOP): Renamed to...
19536 (OPSF3): This, and macro-ified. Updated all uses.
19537 (SFOP2): Renamed to...
19538 (OPSF2): This, and macro-ified. Updated all uses.
19539 (SFCMP): Renamed to...
19540 (CMPSF): This, and macro-ified. Updated all uses.
19541 (SFREVCMP): Renamed to...
19542 (REVCMPSF): This, and macro-ified. Updated all uses.
19543 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19544 (LDDBL1, LDDBL2, RETDBL): Deleted.
19545 (DFOP): Renamed to...
19546 (OPDF3): This, and macro-ified. Updated all uses.
19547 (DFOP2): Renamed to...
19548 (OPDF2): This, and macro-ified. Updated all uses.
19549 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19550 (DFCMP): Renamed to...
19551 (CMPDF): This, and macro-ified. Updated all uses.
19552 (DFREVCMP): Renamed to...
19553 (REVCMPDF): This, and macro-ified. Updated all uses.
19554 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19555 (RET_FUNCTION): New.
19556 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19557 (__mips16_ret_sc, __mips16_ret_dc): New.
19558 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19559 STUB_ARGS_6, STUB_ARGS_10): New.
19560 (CALL_STUB_NO_RET): New.
19561 (__mips16_call_stub_1): Macro-ified.
19562 (__mips16_call_stub_5): Macro-ified.
19563 (__mips16_call_stub_2): Macro-ified.
19564 (__mips16_call_stub_6): Macro-ified.
19565 (__mips16_call_stub_9): Macro-ified.
19566 (__mips16_call_stub_10): Macro-ified.
19567 (CALL_STUB_RET): New.
19568 (__mips16_call_stub_sf_0): Macro-ified.
19569 (__mips16_call_stub_sf_1): Macro-ified.
19570 (__mips16_call_stub_sf_5): Macro-ified.
19571 (__mips16_call_stub_sf_2): Macro-ified.
19572 (__mips16_call_stub_sf_6): Macro-ified.
19573 (__mips16_call_stub_sf_9): Macro-ified.
19574 (__mips16_call_stub_sf_10): Macro-ified.
19575 (__mips16_call_stub_df_0): Macro-ified.
19576 (__mips16_call_stub_df_1): Macro-ified.
19577 (__mips16_call_stub_df_5): Macro-ified.
19578 (__mips16_call_stub_df_2): Macro-ified.
19579 (__mips16_call_stub_df_6): Macro-ified.
19580 (__mips16_call_stub_df_9): Macro-ified.
19581 (__mips16_call_stub_df_10): Macro-ified.
19582 (__mips16_call_stub_sc_0): New.
19583 (__mips16_call_stub_sc_1): New.
19584 (__mips16_call_stub_sc_5): New.
19585 (__mips16_call_stub_sc_2): New.
19586 (__mips16_call_stub_sc_6): New.
19587 (__mips16_call_stub_sc_9): New.
19588 (__mips16_call_stub_sc_10): New.
19589 (__mips16_call_stub_dc_0): New.
19590 (__mips16_call_stub_dc_1): New.
19591 (__mips16_call_stub_dc_5): New.
19592 (__mips16_call_stub_dc_2): New.
19593 (__mips16_call_stub_dc_6): New.
19594 (__mips16_call_stub_dc_9): New.
19595 (__mips16_call_stub_dc_10): New.
19597 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19598 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19599 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19601 2007-05-23 Ian Lance Taylor <iant@google.com>
19603 * doc/invoke.texi (Invoking GCC): Document that the order of the
19606 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19609 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19610 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19611 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19615 * config/score/score.c (score_print_operand): Make sure that only
19616 lower bits are used.
19618 2007-05-22 Ian Lance Taylor <iant@google.com>
19620 * tree-vrp.c (avoid_overflow_infinity): New static function,
19621 broken out of set_value_range_to_value.
19622 (set_value_range_to_value): Call avoid_overflow_infinity.
19623 (extract_range_from_assert): Likewise.
19625 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19627 PR middle-end/31095
19628 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19629 change the type before looking for a COMPOUND_EXPR.
19631 2007-05-22 Ian Lance Taylor <iant@google.com>
19633 * lower-subreg.c (decompose_multiword_subregs): If we change an
19634 insn, call remove_retval_note on it.
19636 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19638 * regs.h (end_hard_regno): New function.
19639 (END_HARD_REGNO, END_REGNO): New macros.
19640 (add_to_hard_reg_set): New function.
19641 (remove_from_hard_reg_set): Likewise.
19642 (in_hard_reg_set_p): Likewise.
19643 (overlaps_hard_reg_set_p): Likewise.
19644 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19645 (note_btr_set): Use END_HARD_REGNO.
19646 * caller-save.c (setup_save_areas): Use end_hard_regno.
19647 (mark_set_regs): Use END_HARD_REGNO.
19648 (add_stored_regs): Use end_hard_regno.
19649 (mark_referenced_regs): Use add_to_hard_reg_set.
19650 * combine.c (update_table_tick): Use END_REGNO.
19651 (record_value_for_reg): Likewise.
19652 (record_dead_and_set_regs): Likewise.
19653 (get_last_value_validate): Likewise.
19654 (use_crosses_set_p): Likewise.
19655 (reg_dead_at_p_1): Likewise.
19656 (reg_dead_at_p): Likewise.
19657 (mark_used_regs_combine): Use add_to_hard_reg_set.
19658 (move_deaths): Use END_HARD_REGNO.
19659 (reg_bitfield_target_p): Use end_hard_regno.
19660 (distribute_notes): Use END_HARD_REGNO.
19661 * cse.c (mention_regs): Use END_REGNO.
19662 (insert): Use add_to_hard_reg_set.
19663 (invalidate): Use END_HARD_REGNO.
19664 (invalidate_for_call): Likewise.
19665 (exp_equiv_p): Use END_REGNO.
19666 (cse_insn): Likewise.
19667 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19668 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19669 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19670 * function.c (keep_stack_depressed): Use end_hard_regno.
19671 * global.c (global_alloc): Use end_hard_regno.
19672 (global_conflicts): Use add_to_hard_reg_set instead of
19674 (find_reg): Likewise.
19675 (mark_reg_store): Likewise.
19676 (mark_reg_conflicts): Likewise.
19677 (mark_reg_death): Use remove_from_hard_reg_set.
19678 (mark_reg_live_nc): Delete.
19679 (set_preference): Use end_hard_regno.
19680 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19681 remove_from_hard_reg_set.
19682 (post_mark_life): Use add_to_hard_reg_set.
19683 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19684 (reg_becomes_live): Use add_to_hard_reg_set.
19685 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19686 (peep2_find_free_register): Use add_to_hard_reg_set.
19687 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19688 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19689 * regrename.c (note_sets): Use add_to_hard_reg_set.
19690 (clear_dead_regs): Use remove_from_hard_reg_set.
19691 (regrename_optimize): Use add_to_hard_reg_set.
19692 (find_oldest_value_reg): Use in_hard_reg_set_p.
19693 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19694 (hard_reg_set_here_p): Use end_hard_regno.
19695 (decompose): Likewise.
19696 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19697 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19698 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19699 (mark_home_live): Use end_hard_regno.
19700 (spill_hard_reg): Likewise.
19701 (clear_reload_reg_in_use): Likewise.
19702 * reorg.c (delete_prior_computation): Use END_REGNO.
19703 * resource.c (update_live_status): Use END_HARD_REGNO.
19704 (mark_referenced_resources): Use add_to_hard_reg_set.
19705 (mark_set_resources): Likewise.
19706 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19707 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19708 (reg_overlap_mentioned_p): Likewise.
19709 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19710 (covers_regno_no_parallel_p): Use END_REGNO.
19711 (find_regno_note): Likewise.
19712 (find_reg_fusage): Use END_HARD_REGNO.
19713 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19714 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19716 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19718 * mode-switching.c (reg_dies): Change type of second argument to
19720 (optimize_mode_switching): Update accordingly.
19722 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19724 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19726 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19727 (hard_reg_set_empty_p): ...these new functions.
19728 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19729 GO_IF_HARD_REG_SUBSET.
19730 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19731 instead of GO_IF_HARD_REG_EQUAL.
19732 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19733 instead of GO_IF_HARD_REG_EQUAL.
19734 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19735 GO_IF_HARD_REG_SUBSET.
19736 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19737 GO_IF_HARD_REG_EQUAL.
19738 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19739 of GO_IF_HARD_REG_SUBSET.
19740 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19741 instead of GO_IF_HARD_REG_EQUAL.
19742 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19743 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19744 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19745 of GO_IF_HARD_REG_SUBSET,
19746 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19747 GO_IF_HARD_REG_SUBSET.
19748 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19749 instead of GO_IF_HARD_REG_EQUAL.
19750 * config/sh/sh.c (push_regs, calc_live_regs): Use
19751 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19752 (hard_regs_intersect_p): Delete.
19754 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19756 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19758 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19759 Richard Henderson <rth@redhat.com>
19761 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19763 (x86_64-*-*): Likewise.
19765 * config/i386/i386-modes.def (V2QI): New.
19767 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19769 (override_options): Support SSE4.1.
19770 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19771 (IX86_BUILTIN_BLENDPS): Likewise.
19772 (IX86_BUILTIN_BLENDVPD): Likewise.
19773 (IX86_BUILTIN_BLENDVPS): Likewise.
19774 (IX86_BUILTIN_PBLENDVB128): Likewise.
19775 (IX86_BUILTIN_PBLENDW128): Likewise.
19776 (IX86_BUILTIN_DPPD): Likewise.
19777 (IX86_BUILTIN_DPPS): Likewise.
19778 (IX86_BUILTIN_INSERTPS128): Likewise.
19779 (IX86_BUILTIN_MOVNTDQA): Likewise.
19780 (IX86_BUILTIN_MPSADBW128): Likewise.
19781 (IX86_BUILTIN_PACKUSDW128): Likewise.
19782 (IX86_BUILTIN_PCMPEQQ): Likewise.
19783 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19784 (IX86_BUILTIN_PMAXSB128): Likewise.
19785 (IX86_BUILTIN_PMAXSD128): Likewise.
19786 (IX86_BUILTIN_PMAXUD128): Likewise.
19787 (IX86_BUILTIN_PMAXUW128): Likewise.
19788 (IX86_BUILTIN_PMINSB128): Likewise.
19789 (IX86_BUILTIN_PMINSD128): Likewise.
19790 (IX86_BUILTIN_PMINUD128): Likewise.
19791 (IX86_BUILTIN_PMINUW128): Likewise.
19792 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19793 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19794 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19795 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19796 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19797 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19798 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19799 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19800 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19801 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19802 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19803 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19804 (IX86_BUILTIN_PMULDQ128): Likewise.
19805 (IX86_BUILTIN_PMULLD128): Likewise.
19806 (IX86_BUILTIN_ROUNDPD): Likewise.
19807 (IX86_BUILTIN_ROUNDPS): Likewise.
19808 (IX86_BUILTIN_ROUNDSD): Likewise.
19809 (IX86_BUILTIN_ROUNDSS): Likewise.
19810 (IX86_BUILTIN_PTESTZ): Likewise.
19811 (IX86_BUILTIN_PTESTC): Likewise.
19812 (IX86_BUILTIN_PTESTNZC): Likewise.
19813 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19814 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19815 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19816 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19817 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19818 (bdesc_ptest): New.
19819 (bdesc_sse_3arg): Likewise.
19820 (bdesc_2arg): Likewise.
19821 (bdesc_1arg): Likewise.
19822 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19824 (ix86_expand_sse_4_operands_builtin): New.
19825 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19826 smaller than 8 bits as the 2nd arg.
19827 (ix86_expand_sse_ptest): New.
19828 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19829 (ix86_expand_vector_set): Support SSE4.1.
19830 (ix86_expand_vector_extract): Likewise.
19832 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19833 __SSE4_1__ for -msse4.1.
19835 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19836 (UNSPEC_INSERTPS): Likewise.
19837 (UNSPEC_DP): Likewise.
19838 (UNSPEC_MOVNTDQA): Likewise.
19839 (UNSPEC_MPSADBW): Likewise.
19840 (UNSPEC_PHMINPOSUW): Likewise.
19841 (UNSPEC_PTEST): Likewise.
19842 (UNSPEC_ROUNDP): Likewise.
19843 (UNSPEC_ROUNDS): Likewise.
19845 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19847 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19848 (const_pow2_1_to_32768_operand): Likewise.
19850 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19853 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19855 (sse4_1_insertps): Likewise.
19856 (*sse4_1_extractps): Likewise.
19857 (sse4_1_ptest): Likewise.
19858 (sse4_1_mulv2siv2di3): Likewise.
19859 (*sse4_1_mulv4si3): Likewise.
19860 (*sse4_1_smax<mode>3): Likewise.
19861 (*sse4_1_umax<mode>3): Likewise.
19862 (*sse4_1_smin<mode>3): Likewise.
19863 (*sse4_1_umin<mode>3): Likewise.
19864 (sse4_1_eqv2di3): Likewise.
19865 (*sse4_1_pinsrb): Likewise.
19866 (*sse4_1_pinsrd): Likewise.
19867 (*sse4_1_pinsrq): Likewise.
19868 (*sse4_1_pextrb): Likewise.
19869 (*sse4_1_pextrb_memory): Likewise.
19870 (*sse4_1_pextrw_memory): Likewise.
19871 (*sse4_1_pextrq): Likewise.
19872 (sse4_1_blendpd): Likewise.
19873 (sse4_1_blendps): Likewise.
19874 (sse4_1_blendvpd): Likewise.
19875 (sse4_1_blendvps): Likewise.
19876 (sse4_1_dppd): Likewise.
19877 (sse4_1_dpps): Likewise.
19878 (sse4_1_movntdqa): Likewise.
19879 (sse4_1_mpsadbw): Likewise.
19880 (sse4_1_packusdw): Likewise.
19881 (sse4_1_pblendvb): Likewise.
19882 (sse4_1_pblendw): Likewise.
19883 (sse4_1_phminposuw): Likewise.
19884 (sse4_1_extendv8qiv8hi2): Likewise.
19885 (*sse4_1_extendv8qiv8hi2): Likewise.
19886 (sse4_1_extendv4qiv4si2): Likewise.
19887 (*sse4_1_extendv4qiv4si2): Likewise.
19888 (sse4_1_extendv2qiv2di2): Likewise.
19889 (*sse4_1_extendv2qiv2di2): Likewise.
19890 (sse4_1_extendv4hiv4si2): Likewise.
19891 (*sse4_1_extendv4hiv4si2): Likewise.
19892 (sse4_1_extendv2hiv2di2): Likewise.
19893 (*sse4_1_extendv2hiv2di2): Likewise.
19894 (sse4_1_extendv2siv2di2): Likewise.
19895 (*sse4_1_extendv2siv2di2): Likewise.
19896 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19897 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19898 (sse4_1_zero_extendv4qiv4si2): Likewise.
19899 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19900 (sse4_1_zero_extendv2qiv2di2): Likewise.
19901 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19902 (sse4_1_zero_extendv4hiv4si2): Likewise.
19903 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19904 (sse4_1_zero_extendv2hiv2di2): Likewise.
19905 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19906 (sse4_1_zero_extendv2siv2di2): Likewise.
19907 (*sse4_1_zero_extendv2siv2di2): Likewise.
19908 (sse4_1_roundpd): Likewise.
19909 (sse4_1_roundps): Likewise.
19910 (sse4_1_roundsd): Likewise.
19911 (sse4_1_roundss): Likewise.
19912 (mulv4si3): Don't expand for SSE4.1.
19913 (smax<mode>3): Likewise.
19914 (umaxv4si3): Likewise.
19915 (uminv16qi3): Likewise.
19916 (umin<mode>3): Likewise.
19917 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19919 * doc/extend.texi: Document SSE4.1 built-in functions.
19921 * doc/invoke.texi: Document -msse4.1.
19923 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19925 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19926 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19927 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19928 (ASM_SPEC): Add asm_pcrel_spec.
19929 (EXTRA_SPECS): Add asm_pcrel_spec.
19931 2007-05-21 David Daney <ddaney@avtrex.com>
19933 * doc/install.texi (Building a cross compiler): Add requirements
19934 for Java cross compiler.
19936 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19938 PR middle-end/31995
19939 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19940 Add loopno argument. Use evolution_function_is_invariant_rec_p
19941 instead of evolution_function_is_constant_p.
19942 Update calls to evolution_function_is_affine_multivariate_p.
19943 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19944 Add loopno argument.
19945 * tree-scalar-evolution.c (gather_chrec_stats): Call
19946 evolution_function_is_affine_multivariate_p with a loop
19948 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19949 (analyze_overlapping_iterations): Likewise.
19950 (access_functions_are_affine_or_constant_p): Likewise.
19951 (build_classic_dist_vector_1): If the access functions
19952 are equal, don't do anything.
19954 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19955 Paolo Carlini <pcarlini@suse.de>
19956 Uros Bizjak <ubizjak@gmail.com>
19958 * c-cppbuiltin.c (c_cpp_builtins): Define
19959 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19960 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19961 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19962 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19964 2007-05-21 Mike Stump <mrs@apple.com>
19966 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19968 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19970 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19972 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19973 implementation if __OPTIMIZE__ is not defined.
19974 (_mm_alignr_pi8): Ditto.
19975 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19976 (_mm_inserti_si64): Ditto.
19977 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19978 (_mm_slli_epi16): Ditto.
19979 (_mm_slli_epi32): Ditto.
19980 (_mm_slli_epi64): Ditto.
19981 (_mm_srai_epi16): Ditto.
19982 (_mm_srai_epi32): Ditto.
19983 (_mm_srli_si128): Ditto.
19984 (_mm_slli_si128): Ditto.
19985 (_mm_srli_epi16): Ditto.
19986 (_mm_srli_epi32): Ditto.
19987 (_mm_srli_epi64): Ditto.
19988 (_mm_extract_epi16): Ditto.
19989 (_mm_insert_epi16): Ditto.
19990 (_mm_shufflehi_epi16): Ditto.
19991 (_mm_shufflelo_epi16): Ditto.
19992 (_mm_shuffle_epi32): Ditto.
19993 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19994 (_m_pextrw): Ditto.
19995 (_mm_insert_pi16): Ditto.
19996 (_m_pinsrw): Ditto.
19997 (_mm_shuffle_pi16): Ditto.
19998 (_m_pshufw): Ditto.
19999 (_mm_shufle_ps): Ditto.
20000 (_mm_prefetch): Ditto.
20002 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20004 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20005 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20006 * real.c (encode_i370_single, decode_i370_single,
20007 encode_i370_double, decode_i370_double): Functions removed.
20008 (i370_single_format, i370_double_format): Initializations removed.
20009 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20010 Consider the log2_b field to always be one.
20011 (ieee_single_format, mips_single_format, coldfire_single_format,
20012 ieee_double_format, mips_double_format, coldfire_double_format,
20013 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20014 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20015 ibm_extended_format, mips_extended_format, ieee_quad_format,
20016 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20017 decimal_single_format, decimal_double_format, decimal_quad_format,
20018 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20019 initialization of log2_b.
20020 * real.h (i370_single_format, i370_double_format): Declarations
20022 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20023 field to always be one.
20025 2007-05-21 Andreas Schwab <schwab@suse.de>
20027 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20028 NOTE_INSN_BASIC_BLOCK_P.
20029 (process_for_unwind_directive): Likewise.
20031 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20033 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20034 * function.h (struct function): Move va_list_gpr_size,
20035 va_list_fpr_size, function_frequency to front of bitfields. Add
20037 (current_function_calls_unwind_init): New.
20038 * except.c (expand_builtin_unwind_init): Set
20039 current_function_calls_unwind_init not
20040 current_function_has_nonlocal_label.
20041 * reload1.c (has_nonexceptional_receiver): New.
20042 (reload): Use it and current_function_calls_unwind_init to
20043 determine whether call-saved regs must be saved.
20045 2007-05-20 Jan Hubicka <jh@suse.cz>
20047 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20048 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20049 * ddg.c (create_ddg): LIkewise.
20050 * final.c (final): Remove hunk moving line number notes around since
20051 they are no longer present at this stage.
20052 (final_scan_insn): Use NOTE_KIND instead of
20053 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20054 (output_asm_label): Likewise.
20055 * reorg.c (dbr_schedule): Likewise.
20056 * haifa-sched.c (unlink_other_notes): Likewise.
20057 * mode-switching.c (optimize_mode_switching): Likewise.
20058 * graph.c (start_bb): Likewise.
20059 * rtl.def (NOTE): Update description.
20060 * jump.c (squeeze_notes): Delete.
20061 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20062 NOTE_INSN_BASIC_BLOCK_P when possible.
20063 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20064 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20065 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20066 (dwarf2out_var_location): Likewise.
20067 * cfgbuild.c (make_edges): Likewise.
20068 (find_basic_blocks_1): Likewise.
20069 * function.c (reorder_blocks_1): Likewise.
20070 (epilogue_done): Likewise.
20071 (reposition_prologue_and_epilogue_notes): Likewise.
20072 * print-rtl.c (print_rtx): Likewise; drop code for printing
20074 (print_rtl): Likewise.
20075 (print_rtl_single): Likewise.
20076 * gcse.c (insert_insn_start_bb): Likewise.
20077 * alias.c (init_alias_analysis): Likewise.
20078 * calls.c (fixup_tail_calls): Likewise.
20079 * except.c (sjlj_emit_function_enter): Likewise.
20080 * emit-rtl.c (add_insn_after): Likeiwse.
20081 (emit_label_before): Likewise.
20082 (emit_label_after): Likewise.
20083 (emit_note_before, emit_note_after, emit_note): Update
20084 parameter to be enum insn_note; do not deal with source
20086 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20087 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20089 (merge_blocks_move_successor_nojumps): Simplify now when
20090 we don't have BLOCK notes.
20091 (try_optimize_cfg): Likewise.
20092 * cfglayout.c (skip_insns_after_block): Likewise.
20093 (record_effective_endpoints): Likewise.
20094 (duplicate_insn_chain): Likewise.
20095 * varasm.c (output_constant_pool_1): Likewise.
20096 * sched-deps.c (sched_analyze): Likewise.
20097 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20099 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20100 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20101 (SET_INSN_DELETED): Simplify.
20102 (NOTE_LINE_NUMBER): Exterminate.
20103 (NOTE_LINE_KIND): New.
20104 (NOTE_INSN_BASIC_BLOCK_P): Update.
20105 (enum insn_note): Simplify.
20106 (GET_NOTE_INSN_NAME) Simplify.
20107 (emit_note_before, emit_note_after, emit_note): Update prototype.
20108 (squeeze_notes): Remove.
20109 * sched-int.h (NOTE_NOT_BB_P): Update.
20110 * resource.c (mark_target_live_regs): Update.
20111 * sched-rgn.c (debug_dependencies): Update.
20112 * sched-vis.c (print_insn): Update.
20113 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20114 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20115 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20116 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20117 (split_branches): Update.
20118 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20120 (sh_adjust_unroll_max): Exterminate.
20121 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20122 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20123 (m68hc11_reorg): Likewise.
20124 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20125 (emit_predicate_relation_info): Update.
20126 (process_for_unwind_directive): Update.
20127 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20128 (output_call): Update.
20129 * config/pa/pa.c (output_lbranch): Update.
20130 (output_millicode_call): Update.
20131 (output_call): Update.
20132 (pa_combine_instructions): Update.
20133 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20134 * config/bfin/bfin.c (gen_one_bundle): Update.
20135 * cfgrtl.c (can_delete_note_p): Update.
20136 (delete_insn): Update.
20137 (rtl_merge_blocks): Update.
20138 (commit_one_edge_insertion): Update.
20139 (rtl_verify_flow_info): Update.
20140 * stmt.c (expand_case): Do not call squeeze_notes.
20142 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20149 * c.opt (Wtype-limits): New.
20150 * doc/invoke.texi (Wtype-limits): Document it.
20151 (Wextra): Enabled by -Wextra.
20152 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20153 * c-common.c (shorten_compare): Warn with Wtype-limits.
20155 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20157 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20158 inlined function, not as a macro.
20159 (_mm_alignr_pi8): Ditto.
20160 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20161 (_mm_inserti_si64): Ditto.
20162 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20163 (_mm_extract_epi16): Ditto.
20164 (_mm_insert_epi16): Ditto.
20165 (_mm_shufflehi_epi16): Ditto.
20166 (_mm_shufflelo_epi16): Ditto.
20167 (_mm_shuffle_epi32): Ditto.
20168 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20169 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20171 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20173 (_m_to_float): Use C89 compatible assignment.
20175 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20178 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20180 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20183 * doc/invoke.texi (Wreturn-type): Complete description.
20184 (Wextra): Delete item about return-type warning.
20185 * c-decl.c: Delete redundant Wextra warning.
20187 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20190 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20191 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20192 inlined function, not as a macro.
20193 (_mm_prefetch): Ditto.
20194 (_m_pextrw): Ditto.
20195 (_mm_insert_pi16): Ditto.
20196 (_m_pinsrw): Ditto.
20197 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20198 (_m_pshufw): Ditto. Add const to __N argument.
20199 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20200 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20201 (_mm_slli_epi32): Ditto.
20202 (_mm_srli_si128): Implement as always inlined function, not as a
20203 macro. Add __inline to function declaration.
20204 (_mm_slli_si128): Ditto.
20206 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20208 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20209 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20211 (struct fenv): New structure.
20212 (FP_HANDLE_EXCEPTIONS): New define.
20213 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20214 (_FP_DECL_EXP): New define.
20215 (FP_INIT_ROUNDMODE): New define.
20216 (FP_ROUNDMODE): New define.
20218 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20220 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20221 (Wconversion): Update description.
20222 (Wconversion-sign): New.
20223 * c.opt (Wconversion-sign): New.
20224 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20225 means disabled for C++. Otherwise, take the status of Wconversion.
20226 * c-common.c (conversion_warning): Warn with either Wconversion or
20228 (warnings_for_convert_and_check): Conditions are already checked by
20229 conversion_warning.
20230 (convert_and_check): Don't check warnings if the conversion failed.
20232 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20233 Anatoly Sokolov <aesok@dol.ru>
20235 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20236 avr_epilogue_uses) : Add declaration.
20237 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20238 * config/avr/constraints.md (R): New constraint.
20239 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20240 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20241 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20242 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20243 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20244 call_prologue_saves, epilogue_restores, return_from_epilogue,
20245 return_from_main_epilogue, return_from_interrupt_epilogue,
20246 return_from_naked_epilogue, prologue, epilogue): New patterns.
20247 (jump): Handle symbol reference.
20248 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20249 avr_output_function_prologue, avr_output_function_epilogue): Remove
20251 (avr_init_machine_status, expand_prologue, expand_epilogue,
20252 avr_asm_function_end_prologue, avr_epilogue_uses,
20253 avr_asm_function_begin_epilogue): New functions.
20254 (prologue_size, epilogue_size, jump_tables_size): Remove global
20256 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20257 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20258 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20259 (avr_override_options): Initialise init_machine_status.
20260 (output_movhi): Handle all stack pointer loads.
20261 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20262 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20263 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20264 (EPILOGUE_USES) Redefine.
20265 (machine_function) Declare.
20267 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20269 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20270 Use a single return statement.
20272 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20274 PR middle-end/30250
20275 * builtins.c (do_mpfr_lgamma_r): New.
20276 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20277 * tree.h (CASE_FLT_FN_REENT): New.
20279 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20281 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20282 (output_die): Use 'unsigned long' with %x.
20283 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20284 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20285 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20287 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20289 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20294 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20295 true if function has no argument.
20297 2007-05-18 DJ Delorie <dj@redhat.com>
20299 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20300 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20302 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20304 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20305 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20306 count_trailing_zeros.
20307 (__i386__): Implement count_leading_zeros using __builtin_clz().
20308 Implement count_trailing_zeros usign __builtin_ctz().
20310 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20312 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20314 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20316 PR middle-end/31344
20317 * expr.c (emit_move_change_mode): Change mode of push operands here.
20319 2007-05-17 Ian Lance Taylor <iant@google.com>
20321 PR tree-optimization/31953
20322 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20323 Change all callers.
20324 (set_value_range_to_null): Call set_value_range_to_value.
20325 (extract_range_from_comparison): Likewise.
20327 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20329 * toplev.c (print_version): Output GMP/MPFR version info.
20331 * builtins.c (CASE_MATHFN_REENT): New macro.
20332 (mathfn_built_in): Use it.
20333 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20334 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20335 BUILT_IN_LGAMMAL_R): New.
20336 * doc/extend.texi: Document new builtins.
20338 PR middle-end/31796
20339 * builtins.c (do_mpfr_remquo): New.
20340 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20341 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20343 PR middle-end/30251
20344 * builtins.c (fold_builtin_1): Handle y0, y1.
20345 (fold_builtin_2): Handle yn.
20347 PR middle-end/30251
20348 * builtins.c (do_mpfr_bessel_n): New.
20349 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20350 (fold_builtin_2): Handle BUILT_IN_JN.
20352 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20355 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20356 TYPE_PRECISION (intmax_type_node).
20358 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20361 * reload.c (subst_reloads): Remove checking.
20363 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20365 PR rtl-optimization/31691
20366 * combine.c (simplify_set): Build a new src pattern instead of
20367 substituting its operands in the COMPARE case.
20369 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20371 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20372 (execute_vrp): Preserve loops through jump threading.
20373 * tree-ssa-threadupdate.c (thread_single_edge,
20374 dbds_continue_enumeration_p, determine_bb_domination_status,
20375 thread_through_loop_header): New functions.
20376 (create_edge_and_update_destination_phis,
20377 create_edge_and_update_destination_phis): Set loops for the new blocks.
20378 (prune_undesirable_thread_requests): Removed.
20379 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20381 (thread_block): Do not call prune_undesirable_thread_requests.
20383 (mark_threaded_blocks): Select edges to thread here.
20384 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20385 Thread edges through loop headers independently.
20386 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20387 * tree-pass.h (TODO_mark_first_instance): New.
20388 (first_pass_instance): Declare.
20389 * cfghooks.c (duplicate_block): Put the block to the original loop
20390 if copy is not specified.
20391 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20392 jump threading. Pass may_peel_loop_headers to
20393 thread_through_all_blocks according to first_pass_instance.
20394 * cfgloop.h (create_preheader): Declare.
20395 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20396 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20397 * passes.c (first_pass_instance): New variable.
20398 (next_pass_1): Set TODO_mark_first_instance.
20399 (execute_todo): Set first_pass_instance.
20401 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20403 PR tree-optimization/24659
20404 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20405 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20406 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20407 OTI_vec_pack_ufix_trunc.
20408 (vec_unpacks_float_hi_optab): Define new macro.
20409 (vec_unpacks_float_lo_optab): Ditto.
20410 (vec_unpacku_float_hi_optab): Ditto.
20411 (vec_unpacku_float_lo_optab): Ditto.
20412 (vec_pack_sfix_trunc_optab): Ditto.
20413 (vec_pack_ufix_trunc_optab): Ditto.
20414 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20415 and vec_pack_[s|u]fix_trunc_optab using
20416 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20417 * tree-vectorizer.c (supportable_widening_operation): Handle
20418 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20419 (supportable_narrowing_operation): New function.
20420 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20421 * tree-vect-transform.c (vectorizable_conversion): Handle
20422 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20423 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20424 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20425 to check for target support.
20426 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20427 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20428 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20429 for VEC_PACK_FIX_TRUNC_EXPR.
20430 (expand_binop): Special case mode of the result for
20431 vec_pack_[u|s]fix_trunc_optab.
20432 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20433 vec_pack_[u|s]fix_trunc_optab.
20435 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20436 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20437 * tree-pretty-print.c (dump_generic_node): Handle
20438 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20439 VEC_PACK_FIX_TRUNC_EXPR.
20441 * expr.c (expand_expr_real_1): Ditto.
20442 * tree-inline.c (estimate_num_insns_1): Ditto.
20443 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20445 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20446 (vec_unpacks_float_lo_v8hi): Ditto.
20447 (vec_unpacku_float_hi_v8hi): Ditto.
20448 (vec_unpacku_float_lo_v8hi): Ditto.
20449 (vec_unpacks_float_hi_v4si): Ditto.
20450 (vec_unpacks_float_lo_v4si): Ditto.
20451 (vec_pack_sfix_trunc_v2df): Ditto.
20453 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20455 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20456 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20457 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20458 [vec_pack_ufix_trunc]: Ditto.
20459 [vec_unpacks_float_hi]: Ditto.
20460 [vec_unpacks_float_lo]: Ditto.
20461 [vec_unpacku_float_hi]: Ditto.
20462 [vec_unpacku_float_lo]: Ditto.
20464 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20466 * soft-fp/README: Update for new files.
20467 * soft-fp/floattisf.c: New file.
20468 * soft-fp/floattidf.c: New file.
20469 * soft-fp/floattitf.c: New file.
20470 * soft-fp/floatuntisf.c: New file.
20471 * soft-fp/floatuntidf.c: New file.
20472 * soft-fp/floatuntitf.c: New file.
20473 * soft-fp/fixsfti.c: New file.
20474 * soft-fp/fixdfti.c: New file.
20475 * soft-fp/fixtfti.c: New file.
20476 * soft-fp/fixunssfti.c: New file.
20477 * soft-fp/fixunsdfti.c: New file.
20478 * soft-fp/fixunstfti.c: New file.
20479 * soft-fp/extendxftf.c: New file.
20480 * soft-fp/trunctfxf.c: New file.
20482 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20483 (__trunctfxf2): Ditto.
20485 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20486 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20487 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20488 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20489 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20490 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20492 * config/i386/t-fprules-softfp64: New file.
20493 * config/i386/sfp-machine.h: New file.
20494 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20495 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20496 and soft-fp/t-softfp to tmake_file.
20497 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20498 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20500 * config/i386/t-linux64 (softfp_wrap_start): New.
20501 (softfp_wrap_end): New.
20502 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20503 supported for TARGET_64BIT.
20505 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20507 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20508 c_common_unsigned_type behavior.
20510 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20512 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20515 2007-05-16 Eric Christopher <echristo@apple.com>
20517 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20518 saving after stack push. Set sp_offset whenever we push.
20519 (rs6000_emit_epilogue): Move altivec register restore before
20522 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20524 * configure.ac: Allow sysroots to be relocated under $prefix as
20525 well as $exec_prefix.
20526 * configure: Regenerate.
20528 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20532 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20534 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20535 (gcc_tooldir): Likewise.
20536 * configure: Regenerate.
20537 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20538 old configure.ac gcc_tooldir setting.
20539 (prefix_to_exec_prefix): New variable.
20540 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20541 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20543 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20545 * c-typeck.c (build_binary_op): Return early for error.
20547 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20549 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20550 struct nb_iter_bound.
20551 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20552 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20553 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20554 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20555 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20556 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20557 (del_scev_info): Use ggc_free.
20558 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20559 * loop-init.c: Include ggc.h.
20560 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20561 (loop_optimizer_finalize): Use ggc_free.
20562 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20563 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20564 pass_iv_optimize): Add TODO_ggc_collect.
20565 * function.h (struct function): Remove skip marker from
20567 * cfgloop.c: Include ggc.h.
20568 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20570 (establish_preds): Vector superloops is gc allocated.
20571 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20573 (flow_loops_find): Vector larray is gc allocated.
20574 (loop_exit_free): Use ggc_free.
20575 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20576 that head of exits list is now not a part of struct loop.
20577 (record_loop_exits): Allocate exits table in gc memory.
20578 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20579 that head of exits list is now not a part of struct loop.
20580 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20581 struct loop_exit): Add GTY marker.
20582 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20583 Add skip marker to aux field. Make head of exits list a separate
20585 (struct loops): Add GTY marker. Make larray vector gc allocated.
20586 Add param marker to exits table.
20587 (get_loops): Type changed.
20588 * Makefile.in (tree-scalar-evolution.o): Add
20589 gt-tree-scalar-evolution.h dependency.
20590 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20591 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20592 * basic-block.h (struct basic_block_def): Remove skip marker from
20595 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20597 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20598 of 0 in the call to expand_expr().
20599 (expand_builtin_mathfn_3): Ditto.
20600 (expand_builtin_interclass_mathfn): Ditto.
20601 (expand_builtin_cexpi): Ditto.
20602 (expand_builtin_int_roundingfn): Ditto.
20603 (expand_builtin_int_roundingfn_2): Ditto.
20604 (expand_builtin_pow): Ditto.
20605 (expand_builtin_powi): Ditto.
20606 (expand_builtin_bswap): Ditto.
20607 (expand_builtin_unop): Ditto.
20608 (expand_builtin_fabs): Ditto.
20609 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20610 the call to expand_expr().
20611 (expand_builtin_sync_operation): Ditto.
20612 (expand_builtin_compare_and_swap): Ditto.
20613 (expand_builtin_lock_test_and_set): Ditto.
20614 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20615 instead of 0 in the call to expand_expr().
20616 (expand_builtin_extract_return_addr): Ditto.
20617 (expand_builtin_eh_return): Ditto.
20618 (expand_eh_return): Ditto.
20619 * explow.c (expr_size): Ditto.
20620 * expr.c (optimize_bitfield_assignment_op): Ditto.
20621 (expand_assignement): Ditto.
20622 (store_expr): Ditto.
20623 (store_field): Ditto.
20624 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20625 the call to expand_expr().
20626 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20627 in the call to expand_expr().
20628 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20629 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20630 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20632 * optabs.c (expand_vec_shift_expr): Ditto.
20633 (expand_vec_cond_expr): Ditto.
20634 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20635 call to expand_expr().
20636 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20637 in the call to expand_expr().
20639 2007-05-14 Dave Korn <dave.korn@artimi.com>
20641 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20643 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20645 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20646 instead of c_common_unsigned_type.
20647 (c_common_unsigned_type): Remove.
20648 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20649 c_common_unsigned_type.
20650 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20651 c_common_unsigned_type.
20652 * c-common.h (c_common_unsigned_type): Remove.
20653 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20654 c_common_unsigned_type.
20655 * c-format.c (check_format_types): Use unsigned_type_for instead of
20656 c_common_unsigned_type.
20657 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20658 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20659 of c_common_unsigned_type.
20660 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20661 lang_hooks.types.unsigned_type.
20662 * expmed.c (make_tree): Use unsigned_type_for instead of
20663 lang_hooks.types.unsigned_type.
20664 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20665 lang_hooks.types.unsigned_type.
20666 (build_range_check): Likewise.
20667 (fold_unary): Likewise.
20668 (fold_binary): Likewise.
20669 (fold_ternary): Likewise.
20670 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20671 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20672 * tree.c (get_unsigned_type): New.
20673 (unsigned_type_for): Use get_unsigned_type instead of
20674 lang_hooks.types.unsigned_type.
20676 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20678 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20679 to m68k_get_function_kind. Update its prototype.
20680 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20682 (m68k_interrupt_function_p): Return enum m68k_function_type
20683 instead of bool. Rename to m68k_get_function_kind.
20684 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20685 target is not fido.
20686 (m68k_compute_frame_layout): Don't mark any register for save
20687 if an interrupt_thread attribute is specified.
20688 (m68k_hard_regno_rename_ok): Update a use of
20689 m68k_interrupt_function_p.
20690 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20691 m68k_interrupt_function_p.
20692 (m68k_function_type): New.
20693 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20694 for a function with an interrupt_thread attribute.
20695 * doc/extend.texi: Document the interrupt_thread attribute.
20697 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20699 Fix PR tree-optimization/31911
20700 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20701 if they didn't change the expression.
20703 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20705 * tree-scalar-evolution.c (resolve_mixers): Exported.
20706 * tree-scalar-evolution.h (resolve_mixers): Declare.
20707 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20708 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20709 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20710 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20711 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20712 strip_conversion, analyze_offset_expr, address_analysis,
20713 object_analysis, analyze_offset): Removed.
20714 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20715 split_constant_offset, canonicalize_base_object_address,
20716 object_address_invariant_in_loop_p, disjoint_objects_p,
20717 dr_may_alias_p, dr_address_invariant_p): New functions.
20718 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20719 and dr_analyze_alias.
20720 (initialize_data_dependence_relation): Use dr_may_alias_p
20721 and object_address_invariant_in_loop_p.
20722 (compute_self_dependence): Handle the case when
20723 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20724 (find_data_references_in_stmt): Restrict the analysis of data
20725 references to the given loop nest.
20726 (find_data_references_in_loop): Made static. Pass loop nest to
20727 find_data_references_in_stmt.
20728 (compute_data_dependences_for_loop): Use DR_VOPS.
20729 (free_data_ref): Free DR_VOPS.
20730 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20731 (struct innermost_loop_behavior): ... new.
20732 (struct base_object_info): Replaced by ...
20733 (struct indices): ... new.
20734 (struct dr_alias): New.
20735 (enum data_ref_type): Removed.
20736 (struct data_reference): Consist of struct innermost_loop_behavior,
20737 struct indices and struct dr_alias.
20738 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20739 (DR_MEMTAG): Renamed to ...
20740 (DR_SYMBOL_TAG): ... this.
20741 (find_data_references_in_loop): Declaration removed.
20742 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20743 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20744 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20745 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20747 2007-05-13 Revital Eres <eres@il.ibm.com>
20749 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20750 which walks virtual def-use chains to find redundant stores.
20751 (dse_optimize_stmt): Call it.
20753 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20755 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20756 * passes.c (init_optimization_passes): Move pass_jump_bypass
20759 * basic-block.h (bb_has_eh_pred): Fix style issue.
20761 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20763 PR rtl-optimization/31848
20764 * loop-invariant.c (move_invariant_reg): If we move an insn
20765 with a REG_EQUAL note, and that insn is not always executed,
20766 remove the REG_EQUAL note.
20768 2007-05-12 Richard Guenther <rguenther@suse.de>
20770 PR tree-optimization/31797
20771 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20772 propagate into a stmt that has volatile ops.
20774 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20776 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20777 (gcc_tooldir): Likewise.
20778 * configure: Regenerate.
20779 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20780 old configure.ac gcc_tooldir setting.
20781 (prefix_to_exec_prefix): New variable.
20782 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20783 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20785 2007-05-11 Silvius Rus <rus@google.com>
20787 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20788 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20789 * c-common.h (strict_aliasing_warning): Change return type.
20790 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20791 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20792 (build_c_cast): Condition call to strict_aliasing_warning.
20793 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20794 * flags.h (set_Wstrict_aliasing): Declare.
20795 * opts.c (set_Wstrict_alising): Define, add call to.
20796 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20797 * tree-ssa-alias-warnings.c: New file.
20798 * tree-ssa-alias.c (compute_may_aliases): Add call to
20799 strict_aliasing_warning_backend.
20801 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20803 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20804 Use loop_depth and loop_outer accessor functions.
20805 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20806 determine_invariantness_stmt, move_computations_stmt): Ditto.
20807 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20808 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20809 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20810 * tree-scalar-evolution.c (interpret_loop_phi,
20811 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20812 instantiate_parameters_1, scev_const_prop): Ditto.
20813 * cfghooks.c (make_forwarder_block): Ditto.
20814 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20815 * modulo-sched.c (loop_canon_p): Ditto.
20816 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20817 slpeel_can_duplicate_loop_p): Ditto.
20818 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20819 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20820 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20821 cancel_loop, verify_loop_structure): Ditto.
20822 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20823 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20824 superloops vector instead of "pred" array.
20825 (establish_preds): Take father loop as an argument. Initialize the
20827 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20828 Do not initialize loop->outer.
20829 (flow_loop_tree_node_remove): Truncate the superloops vector.
20830 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20831 "pred" merged to "superloops" vector.
20832 (loop_depth, loop_outer): New.
20833 (fel_init): Use loop_outer.
20835 2007-05-11 Jan Hubicka <jh@suse.cz>
20837 * cgraphunit.c: Include gt-cgraphunit.h
20838 (static_ctors, static_dtors): New static vars.
20839 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20840 based on implementation in c-common.c
20841 (cgraph_finalize_function): Call record_cdtor_fn.
20842 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20843 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20844 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20845 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20846 build_cdtor, c_build_cdtor_fns): Remove.
20847 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20848 c_build_cdtor_fns): Remove prototype.
20850 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20853 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20854 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20855 * builtins.c (fold_builtin_memchr): New.
20856 (expand_builtin_memchr): Call the latter.
20857 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20858 * doc/extend.texi ([Other built-in functions provided by GCC]):
20861 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20863 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20864 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20865 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20866 PFPO_OP1_TYPE_SHIFT): Constants added.
20867 (DFP_ALL): Mode macro defined.
20868 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20869 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20870 Insn definitions added.
20871 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20872 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20875 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20877 PR tree-optimization/31885
20878 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20879 NULL_TREE to be undetermined.
20880 (automatically_generated_chrec_p): Return false for NULL.
20882 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20884 * config/bfin/bfin.h (MOVE_RATIO): Define.
20886 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20888 * config.gcc (sparc-wrs-vxworks): New target.
20889 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20890 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20891 * config/sparc/sparc.h: Include vxworks-dummy.h.
20892 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20893 include LABEL_REFs too.
20894 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20895 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20897 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20899 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20900 (sparc_emit_call_insn): New function.
20901 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20902 functions when generating VxWorks PIC.
20903 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20904 (call, call_value): Use sparc_emit_call_insn instead of
20907 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20909 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20911 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20913 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20914 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20915 split_double instead of operand_subword.
20917 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20919 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20920 * config/bfin/bfin.c (bfin_local_alignment): New function.
20921 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20923 2007-05-08 Chao-ying Fu <fu@mips.com>
20925 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20926 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20927 (smsub_widen_optab, umsub_widen_optab): Define.
20928 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20930 * genopinit.c (optabs): Fill in smsub_widen_optab and
20932 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20933 and umsub_widen_optab to implement multiply-subtract sequences.
20934 * config/mips/mips.md (*msac<u>_di): Rename to...
20935 (<u>msubsidi4): ...this. Extend condition to include
20936 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20937 of operand 0 to "ka" and use the three-operand form of msub<u>
20939 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20942 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20944 PR rtl-optimization/28011
20945 * reload.c (push_reload): Set dont_share if IN appears in OUT
20946 also when IN is a PLUS rtx.
20947 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20950 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20952 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20953 call unshare_all_decls.
20954 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20955 (unshare_all_decls): Remove.
20957 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20960 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20963 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20964 Nigel Stephens <nigel@mips.com>
20966 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20967 Update comments and all uses.
20968 (MIN_FPRS_PER_FMT): Define.
20969 * config/mips/mips.c (function_arg): Fix to correctly handle
20970 the -mips32r2 -mfp64 -mabi=32 case.
20971 (override_options): Enable use of odd-numbered registers for
20972 SFmode values on MIPS32.
20973 (mips_save_reg_p): Save whole floating-point register pair if
20974 either half is used.
20975 (compute_frame_size): Fix comment.
20977 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20979 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20980 argument of type bool.
20981 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20982 argument. Safely select temporary P register according to it.
20983 (do_link): Change call site of add_to_reg accordingly.
20984 (do_unlink): Add epilogue_p as a fourth argument and pass it
20986 (expand_interrupt_handler_epilogue): Change call of do_unlink
20988 (bfin_expand_prologue): Add a third argument sibcall_p.
20989 * config/bfin/bfin.md (epilogue): Change call of
20990 bfin_expand_epilogue accordingly.
20991 (sibcall_epilogue): Likewise.
20992 (eh_return_internal): Likewise.
20994 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20995 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20996 * config/bfin/bfin.c (bfin_handle_option): Handle
20997 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20998 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20999 Support bf534, bf536 and bf561.
21000 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21002 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21005 * config/i386/i386.c (ix86_function_regparm): Process local
21006 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21008 2007-05-07 Mike Stump <mrs@apple.com>
21010 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21011 also checks for and while statements in C++.
21013 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21015 * gcc.c (at_file_supplied): New variable.
21016 (main): Set it if we expanded argv.
21017 (do_spec_1): Pass an @-file to the linker if we were called with
21018 an @-file argument and HAVE_GNU_LD.
21019 * collect2.c (at_file_supplied): New variable.
21020 (response_file): New variable.
21021 (collect_exit): Unlink response_file if necessary.
21022 (handler): Likewise.
21023 (do_wait): Likewise.
21024 (main): Set at_file_supplied if we expanded argv.
21025 (collect_execute): Pass an @-file to subprocesses if we were called
21026 with an @-file argument.
21027 * configure.ac: Add define for HAVE_GNU_LD.
21028 * configure: Regenerate.
21029 * config.in: Regenerate.
21031 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21033 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21034 operand to HI mode.
21039 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21041 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21042 (TARGET_ENCODE_SECTION_INFO): Re-define.
21043 (m32c_encode_section_info): New
21044 (function_vector_handler): New
21045 (current_function_special_page_vector): New
21046 (m32c_special_page_vector_p): New.
21047 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21049 * config/m32c/jump.md: Added instruction JSRS for functions
21050 with attribute "function_vector".
21051 * doc/extend.texi (function_vector): Added description
21052 for M16C, M32C targets.
21054 2007-05-07 DJ Delorie <dj@redhat.com>
21057 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21058 ashrpsi3, lshrpsi3): Update shift count constraint.
21060 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21061 Nathan Froyd <froydnj@codesourcery.com>
21064 * c-incpath.c (add_path): Strip trailing path separators.
21066 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21068 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21069 Free dominance info before purging EH edges.
21070 (eliminate_degenerate_phis): Likewise.
21071 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21073 2007-05-07 Jan Hubicka <jh@suse.cz>
21075 * gimplify.c (gimplify_expr): Do not crash when folding
21076 (void *)(int)&a + 4.
21078 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21081 * c-opts.c (lang_fortran): Make it non static.
21082 * c-common.h (lang_fortran): New prototype.
21083 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21084 -lang-fortran option was passed by the driver.
21086 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21088 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21089 of ASSERT_CHECKING. Tweak message.
21091 2007-05-06 Revital Eres <eres@il.ibm.com>
21094 * loop-unroll.c (insert_var_expansion_initialization):
21095 Initialize the expansions with -zero instead of +zero.
21097 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21099 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21100 into pic and non-pic versions. Mark r19 as used for
21101 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21102 for tgd_load, tld_load and tie_load .
21103 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21104 version of tgd_load, tld_load and tie_load depending on the
21107 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21108 Jakub Jelinek <jakub@redhat.com>
21110 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21111 (__do_global_dtors_aux): Use more paranoid loop to run
21112 destructors if HIDDEN_DTOR_LIST_END.
21113 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21115 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21117 * varasm.c (align_variable): Don't increase alignment for
21118 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21119 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21121 2007-05-04 Josh Conner <jconner@apple.com>
21123 * basic-block.h (cdi_direction): Assign values to all enumeration
21125 (dom_computed): Remove.
21126 (dom_info_state): New.
21127 (set_dom_info_availability): New.
21128 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21129 walk_data.dom_direction.
21130 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21131 instead of dom_computed[].
21132 (split_edge): Likewise.
21133 (create_basic_block): Likewise.
21134 (merge_blocks): Likewise.
21135 * ifcvt.c (find_if_header): Likewise.
21136 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21137 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21138 * tree-ssa.c (verify_ssa): Likewise.
21139 * tree-cfg.c (tree_verify_flow_info): Likewise.
21140 (remove_edge_and_dominated_blocks): Likewise.
21141 * dominance.c (dom_computed): Make static.
21142 (calc_dfs_tree_nonrec): Change third param to a bool.
21143 (calc_dfs_tree): Change second param to a bool.
21144 (calc_idioms): Change second param to a bool. Use
21145 dom_convert_dir_to_idx.
21146 (init_dom_info): Validate dir before using.
21147 (dom_convert_dir_to_idx): New.
21148 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21149 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21150 (free_dominance_info): Use dom_convert_dir_to_idx.
21151 (get_immediate_dominator): Likewise.
21152 (set_immediate_dominator): Likewise.
21153 (get_dominated_by): Likewise.
21154 (redirect_immediate_dominators): Likewise.
21155 (nearest_common_denominator): Likewise.
21156 (dominated_by_p): Likewise.
21157 (bb_dom_dfs_in): Likewise.
21158 (bb_dom_dfs_out): Likewise.
21159 (recount_dominator): Likewise.
21160 (iterate_fix_dominators): Likewise.
21161 (add_to_dominance_info): Likewise.
21162 (delete_from_dominance_info): Likewise.
21163 (first_dom_son): Likewise.
21164 (next_dom_son): Likewise.
21165 (dom_info_available_p): Likewise.
21166 (dom_info_state): New.
21167 (set_dom_info_availability): New.
21169 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21171 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21173 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21175 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21177 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21178 (subdi3, subdi_carry): Delete.
21180 2007-05-04 Jan Hubicka <jh@suse.cz>
21181 Richard Guenther <rguenther@suse.de>
21183 * opts.c (decode_options): Do not fiddle with inlining
21184 parameters in case of optimizing for size.
21185 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21186 for size do nothing.
21187 (cgraph_decide_inlining_of_small_function): When optimizing for
21188 size never inline functions increasing caller size.
21189 (cgraph_early_inlining): Inline for size when optimizing for size.
21191 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21193 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21194 logical operations piecewise.
21195 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21196 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21197 subdi_sesidi_di): Delete.
21198 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21199 the generated sequence. Allow three-reg add in constraints. Rewrite
21200 the rtl expression for carry to avoid zero_extend of a constant.
21201 (sub_with_carry): New pattern.
21202 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21203 different sequence not involving jumps.
21204 (notbi): Now a named pattern.
21206 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21208 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21209 Add the note about a significant loss of accuracy of some
21210 mathematical routines when these options are used.
21212 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21214 * haifa-sched.c (rtx_vec_t): New typedef.
21215 (contributes_to_priority_p): Extract piece of priority () into new
21217 (priority): Use the function. Add assertion.
21218 (rank_for_schedule, set_priorities): Add assertion to check that
21219 insn's priority is initialized.
21220 (clear_priorities, calc_priorities): Change signature. Make it update
21221 all relevant insns. Update all callers ('add_to_speculative_block ()'
21222 and 'create_block_check_twin ()').
21223 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21224 Add new field 'priority_status'.
21225 (INSN_PRIORITY_STATUS): New macro.
21226 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21228 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21230 * sched-ebb.c (debug_ebb_dependencies): New static function.
21231 (init_ready_list): Use it.
21233 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21234 with changed signature and 'debug_rgn_dependencies ()'.
21235 (debug_rgn_dependencies): New static function.
21236 (init_ready_list): Use it.
21238 * sched-int.h (debug_dependencies): Declare.
21240 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21242 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21244 2007-05-04 Dirk Mueller <dmueller@suse.de>
21246 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21248 2007-05-03 Jan Hubicka <jh@suse.cz>
21250 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21251 ((T1)X op (T1)Y), for pointer type in more cases than before.
21253 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21255 * tree-object-size.c (plus_expr_object_size): When operand size is
21256 unknown, return unknown.
21258 2007-05-03 Dirk Mueller <dmueller@suse.de>
21260 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21262 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21265 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21267 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21269 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21271 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21273 * config/soft-fp/double.h, config/soft-fp/extended.h,
21274 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21275 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21276 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21277 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21280 2007-05-03 Ian Lance Taylor <iant@google.com>
21282 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21283 MASK_PPC_GFXOPT for 8540 or 8548.
21285 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21287 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21288 vect_print_dump_info() to output debug information.
21290 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21293 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21294 operands of size 2 when operand is not MEM_P.
21296 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21298 PR tree-optimization/30565
21299 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21301 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21303 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21304 (umulsi3_highpart): Use them.
21305 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21306 for final accumulator to D regisster tranfser.
21308 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21310 PR tree-optimization/31699
21311 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21313 (vect_enhance_data_refs_alignment): Compute peel amount using
21314 TYPE_VECTOR_SUBPARTS instead of vf.
21315 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21317 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21320 * system.h: Remove inclusion of double-int.h
21321 * tree.h: Include double-int.h
21322 * gengtype.c: Likewise
21323 * cfgloop.h: Likewise
21324 * Makefile.in: Adjust dependencies on double-int.h
21326 2007-05-02 Eric Christopher <echristo@apple.com>
21328 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21329 -shared to -Zdynamiclib.
21331 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21334 * c-common.c (strip_pointer_or_array_types): New function.
21335 * c-common.h (strip_pointer_or_array_types): New function declaration.
21337 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21339 PR tree-optimization/31771
21340 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21342 2007-05-02 Paul Brook <paul@codesourcery.com>
21344 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21346 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21348 PR middle-end/29715
21349 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21352 2007-05-02 Nick Clifton <nickc@redhat.com>
21354 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21356 2007-05-02 Richard Guenther <rguenther@suse.de>
21358 PR tree-optimization/31146
21359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21360 argument, single_use_p. If we have a single use that is
21361 a conversion to the definition rhs type, propagate that rhs.
21362 (forward_propagate_addr_expr): Pass single_use_p argument
21363 to forward_propagate_addr_expr_1.
21365 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21367 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21370 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21372 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21373 'AMD Family 10 core'.
21375 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21377 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21378 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21379 with SSE3 instruction set support.
21380 * doc/invoke.texi: Likewise.
21382 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21384 * config/i386/i386.c (override_options): Tuning 32-byte loop
21385 alignment for amdfam10 architecture. Increasing the max loop
21386 alignment to 24 bytes.
21388 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21390 * config/m68k/constraints.md: New.
21391 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21392 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21393 EXTRA_CONSTRAINT): Remove.
21394 * config/m68k/m68k.md: Include constraints.md.
21395 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21397 2007-05-01 Ian Lance Taylor <iant@google.com>
21399 PR tree-optimization/31739
21400 * tree-vrp.c (vrp_val_is_max): New static function.
21401 (vrp_val_is_min): New static function.
21402 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21404 (set_value_range): Use vrp_val_is_{max,min}.
21405 (extract_range_from_assert): Likewise.
21406 (extract_range_from_binary_expr): Likewise.
21407 (extract_range_from_unary_expr): Likewise.
21408 (dump_value_range, vrp_meet): Likewise.
21409 (vrp_visit_phi_node): Likewise.
21410 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21412 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21414 * config/i386/gmon-sol2.c (size_t): New type.
21415 (intptr_t): Likewise.
21416 (s_textsize): Declare as size_t.
21418 (monstartup): Use size_t for sizes.
21419 (_mcount): Save and restore registers.
21420 (internal_mcount): Pass 0 as the first argument to monstartup
21422 (moncontrol): Convert pointer to appropriately sized integer
21423 before passing to profil.
21425 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21427 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21428 __NO_FPRS__, not just if _SOFT_DOUBLE.
21429 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21430 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21431 also for E500 double.
21432 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21433 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21436 2007-05-01 Richard Guenther <rguenther@suse.de>
21438 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21441 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21443 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21445 2007-05-01 Jan Hubicka <jh@suse.cz>
21447 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21450 2007-05-01 Jan Hubicka <jh@suse.cz>
21452 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21453 (maybe_fold_offset_to_reference): Declare.
21454 * fold-const.c (fold_unary): Do not fold
21455 (type *)&A into &A->field_of_type_and_offset_0
21456 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21457 size is unknown, give up.
21458 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21460 (maybe_fold_offset_to_reference): New.
21461 (maybe_fold_stmt_indirect): Use it.
21462 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21463 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21465 (gimplify_expr): Likewise for plus_expr.
21467 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21469 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21470 bsi_after_labels. Always insert statements before bsi.
21471 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21472 * predict.c (apply_return_prediction): Check for empty blocks.
21473 * cfgexpand.c (lab_rtx_for_bb): New variable.
21474 (label_rtx_for_bb): Do not create new tree labels.
21475 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21476 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21477 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21479 (label_for_bb): Add field used.
21480 (update_eh_label, main_block_label): Mark the label used.
21481 (cleanup_dead_labels): Remove unused labels.
21483 2007-05-01 Richard Guenther <rguenther@suse.de>
21485 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21486 if it is not about to be set.
21487 (get_value_range): Do not pre-allocate equiv bitmap.
21488 (update_value_range): No need to clear equiv field.
21489 (add_equivalence): Change prototype to get bitmap pointer.
21490 Allocate bitmap here if it is not already.
21491 (extract_range_from_assert): Do not allocate bitmap here.
21492 Update callers to add_equivalence.
21493 (extract_range_from_ssa_name): Likewise.
21494 (get_vr_for_comparison): New static helper.
21495 (compare_name_with_value): Handle NULL equiv bitmap by
21496 peeling the first iteration of the comparison loop.
21497 Use get_vr_for_comparison.
21498 (compare_names): Handle NULL equiv bitmaps by using fake
21499 ones. Use get_vr_for_comparison.
21501 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21503 * double-int.c (mpz_set_double_int): Moved from
21504 tree-ssa-loop-niter.c.
21505 (mpz_get_double_int): Likewise; also, add option to wrap
21506 out-of-range integers.
21507 * double-int.h: New prototypes for above.
21508 * tree.c (get_static_type_bounds): Moved from
21509 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21510 TYPE_MAX_VALUE if they exist..
21511 * tree.h: New prototype for above.
21512 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21513 get_type_bounds calls.
21514 (mpz_set_double_int): Move to double-int.c.
21515 (get_type_bounds): Move to tree.c, rename to
21516 get_static_type_bounds.
21517 (mpz_to_double_int): Move to double-int.c, rename to
21518 mpz_get_double_int.
21520 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21522 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21523 DIV0 exception can fall through to a normal return.
21525 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21527 PR middle-end/22156
21528 Temporarily revert:
21529 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21530 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21531 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21532 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21533 initialize align to silence bogus warning.
21534 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21535 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21537 (struct sra_walk_fns): Remove use_all parameter from use.
21538 (sra_hash_tree): Handle BIT_FIELD_REFs.
21539 (sra_elt_hash): Don't hash bitfld blocks.
21540 (sra_elt_eq): Skip them in parent compares as well. Handle
21542 (sra_walk_expr): Don't maintain or pass down use_all_p.
21543 (scan_use): Remove use_all parameter.
21544 (scalarize_use): Likewise. Re-expand assignment to
21545 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21546 output, and re-scalarize after output. Don't mark anything
21548 (scalarize_ldst): Adjust.
21549 (scalarize_walk_gimple_modify_statement): Likewise.
21550 (build_element_name_1): Handle BIT_FIELD_REFs.
21551 (instantiate_element): Don't warn for any element whose parent
21552 is used as a whole.
21553 (instantiate_missing_elements_1): Return the sra_elt.
21554 (canon_type_for_field): New.
21555 (try_instantiate_multiple_fields): New.
21556 (instantiate_missing_elemnts): Use them.
21557 (mark_no_warning): Removed.
21558 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21559 (REPLDUP, sra_build_elt_assignment): New.
21560 (generate_copy_inout): Use them.
21561 (generate_element_copy): Likewise. Handle bitfld differences.
21562 (generate_element_zero): Don't recurse for blocks. Use
21563 sra_build_elt_assignment.
21564 (generate_one_element_int): Take elt instead of var. Use
21565 sra_build_elt_assignment.
21566 (generate_element_init_1): Adjust.
21567 (scalarize_use, scalarize_copy): Use REPLDUP.
21568 (scalarize_ldst): Move assert before dereference.
21569 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21571 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21574 * tree.c (reconstruct_complex_type): Reconstruct a reference
21576 Also use the same mode for the pointer as the old pointer type.
21578 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21580 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21583 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21585 PR rtl-optimization/31676
21586 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21587 (df_refs_record): Call it.
21589 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21591 * rtl.def (SS_ABS): New code.
21592 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21593 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21594 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21595 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21596 (bfin_init_builtins): Define them.
21597 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21598 (bfin_expand_builtin): ... and handle the others here.
21599 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21600 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21601 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21602 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21603 operand is only HImode.
21605 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21607 * regclass.c (scan_one_insn): Remove splitting of
21610 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21611 Nigel Stephens <nigel@mips.com>
21613 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21615 2007-04-28 Jan Hubicka <jh@suse.cz>
21617 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21618 insn_locators_alloc instead of insn_locators_initialize;
21619 call reset_block_changes.
21620 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21621 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21622 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21623 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21624 * config/score/score.c (th_output_mi_thunk): Likewise.
21625 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21626 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21627 tolerate uninitialized locator info.
21630 * function.c (init_function_start): Don't init line number info.
21631 (expand_function_end): Update.
21632 (reset_block_changes, record_block_change, finalize_block_changes,
21633 check_block_change, free_block_changes): Kill.
21634 * function.h (reset_block_changes, record_block_change,
21635 finalize_block_changes, check_block_change, free_block_changes):
21637 (struct function): Remove ib_boundaries_block.
21638 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21639 Use curr_insn_locator to initialize locator.
21640 (emit_line_note): Remove.
21641 * cfgexpand.c (expand_gimple_cond_expr): Update.
21642 (construct_exit_block): Likewise.
21643 (tree_expand_cfg): Initialize/finalize locators.
21644 * expr.c (expand_expr_real): Update.
21645 * cfglayout.c (line_locators_locs, line_locators_lines,
21646 file_locators_locs, file_locators_files): Remove.
21647 (set_block_levels): Move to cfgexpand.c.
21648 (insn_locators_initialize): Remove.
21649 (pass_insn_locators_initialize): Remove.
21650 (locations_locators_locs, locations_locators_vals): New static vars.
21651 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21653 (insn_locators_alloc, insn_locators_finalize,
21654 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21656 (locator_location): New.
21657 (locator_line, locator_file): Rewrite.
21658 * rtl.h (emit_line_note): Kill.
21659 (insn_locators_alloc, insn_locators_finalize,
21660 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21662 * tree-inline.c (initialize_cfun): Do not initialize
21663 ib_boundaries_block.
21664 * passes.c (pass_insn_locators_initialize): Remove.
21666 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21668 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21669 info. Update last_basic_block correctly.
21671 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21674 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21675 register itself to hold the offset constant. Tell flow the use
21676 of r4 and r5 when they are used.
21678 2007-04-27 Richard Guenther <rguenther@suse.de>
21680 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21681 if we simplified anything.
21682 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21683 warnings until we did a simplification and the stmt was not
21684 marked as TREE_NO_WARNING.
21686 2007-04-27 Mike Stump <mrs@apple.com>
21688 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21690 2007-04-27 Ian Lance Taylor <iant@google.com>
21692 PR middle-end/31710
21693 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21694 TYPE_MAX_VALUE exist, convert them to the new type.
21696 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21698 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21699 if it claims to be available.
21700 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21701 edge is redirected.
21702 (perform_tree_ssa_dce): Always free postdominators.
21704 2007-04-27 Richard Henderson <rth@redhat.com>
21706 * config/alpha/predicates.md (aligned_memory_operand): Mark
21707 as define_special_predicate.
21708 (unaligned_memory_operand, normal_memory_operand): Likewise.
21709 (reg_or_unaligned_mem_operand): Remove.
21710 (any_memory_operand): Match the documentation and check for
21711 non-renumbered pseudos during reload.
21712 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21713 alpha_secondary_reload_class, update to new interface, make static.
21714 Handle CQImode like HImode. Remove FP subreg check.
21715 (alpha_expand_mov): Use replace_equiv_address.
21716 (alpha_expand_mov_nobwx): Use any_memory_operand.
21717 (TARGET_SECONDARY_RELOAD): New.
21718 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21719 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21720 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21721 * config/alpha/alpha.md: ... here.
21722 (RELOAD12, reloadmode): New.
21724 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21725 Don't handle the aligned case here.
21726 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21727 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21728 reload_inhi_help. Don't expect a scratch register.
21729 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21731 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21733 2007-04-27 Richard Guenther <rguenther@suse.de>
21735 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21737 2007-04-27 Richard Guenther <rguenther@suse.de>
21739 PR tree-optimization/30965
21740 PR tree-optimization/30978
21741 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21742 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21743 (find_equivalent_equality_comparison): Likewise.
21744 (simplify_cond): Likewise.
21745 (get_prop_source_stmt): New helper.
21746 (get_prop_dest_stmt): Likewise.
21747 (can_propagate_from): Likewise.
21748 (remove_prop_source_from_use): Likewise.
21749 (combine_cond_expr_cond): Likewise.
21750 (forward_propagate_comparison): New function.
21751 (forward_propagate_into_cond): Rewrite to use fold for
21753 (tree_ssa_forward_propagate_single_use_vars): Call
21754 forward_propagate_comparison to propagate comparisons.
21756 2007-04-27 Richard Guenther <rguenther@suse.de>
21758 PR tree-optimization/31715
21759 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21760 sure to do computation on the offset in an appropriate
21763 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21765 * reload.h (elimination_target_reg_p): Declare.
21766 * reload.c (find_reloads): Don't apply the reg_rtx move
21767 optimization if the SET_DEST satisfies elimination_target_reg_p.
21768 * reload1.c (elimination_target_reg_p): New function.
21769 (gen_reload): In the move/add2 fallback, make sure that op0
21770 does not overlap the destination register.
21772 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21774 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21775 transform only GIMPLE_MODIFY_STMTs.
21776 * tree-complex.c (expand_complex_operations_1): Ditto.
21777 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21778 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21779 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21781 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21782 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21783 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21784 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21785 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21786 slpeel_add_loop_guard): Ditto.
21787 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21788 * lambda-code.c (perfect_nestify): Ditto.
21789 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21790 before the first statement.
21791 * tree-optimize.c (execute_free_datastructures): Fix comments.
21792 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21793 * tree-flow.h (disband_implicit_edges): Declaration removed.
21794 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21796 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21797 COND_EXPRs without gotos.
21798 (disband_implicit_edges, has_label_p): Removed.
21799 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21800 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21802 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21804 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21805 also for COND_EXPRs.
21806 * cfgexpand.c (label_rtx_for_bb): New function.
21807 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21808 Use label_rtx_for_bb to find the labels.
21809 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21810 last block. Detect fallthru edges.
21812 2007-04-26 Ian Lance Taylor <iant@google.com>
21815 * reload.c (find_reloads_subreg_address): If the address was valid
21816 in the original mode but not in the new mode, reload the whole
21819 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21821 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21822 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21823 (cleanup_control_expr_graph): Do not invalidate dominance info.
21824 Record altered blocks.
21825 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21826 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21827 cleanup_tree_cfg_bb): New functions.
21828 (remove_forwarder_block): Do not maintain the worklist of blocks.
21829 Record altered blocks.
21830 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21831 not over whole cfg.
21832 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21833 delete_unreachable_blocks if dominators are not available.
21834 * tree-inline.c (optimize_inline_calls): Free dominance information
21836 * tree-flow.h (remove_edge_and_dominated_blocks,
21837 cfgcleanup_altered_bbs): Altered.
21838 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21840 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21842 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21843 do not invalidate dominators.
21845 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21847 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21848 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21849 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21850 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21852 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21854 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21856 2007-04-26 Richard Guenther <rguenther@suse.de>
21858 PR tree-optimization/31703
21859 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21860 the right type for the target of the bittest.
21862 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21864 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21865 ix86_sol10_return_in_memory.
21867 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21869 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21872 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21875 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21877 PR tree-optimization/30558
21878 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21879 clear this_state.prev_try.
21881 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21882 Mark Mitchell <mark@codesourcery.com>
21884 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21885 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21886 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21888 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21891 * doc/invoke.texi (%:print-asm-header): Document.
21892 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21894 (static_spec_functions): Add print-asm-header.
21895 (main): Print a banner before the --target-help linker options.
21896 (print_asm_header_spec_function): New function.
21898 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21901 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21902 (movsf_ie): Likewise.
21904 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21906 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21908 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21910 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21911 exception for divide-by-zero.
21912 (__umodsi3, __modsi3): Likewise.
21914 2007-04-25 Dirk Mueller <dmueller@suse.de>
21916 * c-typeck.c (build_compound_expr): Annotate warning()
21917 call with OPT_Wunused_value.
21918 * tree-ssa.c (warn_uninit): Annotate warning with
21920 * c-common.c (handle_sentinel_attribute): Annotate warning
21921 call with OPT_Wattributes.
21923 2007-04-25 Thiemo Seufer <ths@mips.com>
21925 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21926 (mips16): Fix typo.
21927 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21928 on to the assembler. Improve handling of -mno-mips16. Add handling
21929 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21930 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21931 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21932 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21934 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21937 * config/i386/winnt.c (i386_pe_file_end): Strip only
21938 USER_LABEL_PREFIX when writing export name.
21940 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21942 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21943 sh/elf.h, vx-common.h and vxworks.h.
21944 * config/sh/sh.h: Include config/vxworks-dummy.h.
21945 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21946 (OVERRIDE_OPTIONS): Use it.
21947 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21948 (vxworks_picreg): New pattern.
21949 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21950 VXWORKS_OS_CPP_BUILTINS.
21951 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21952 to their VXWORKS_* equivalents.
21953 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21954 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21955 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21956 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21957 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21958 -mrtp/-fPIC multilibs.
21959 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21960 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21961 (MULTILIB_OSDIRNAMES): Delete.
21963 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21966 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21968 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21970 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21971 rounding mode to be specified by the caller.
21972 (real_to_mpfr) Likewise.
21973 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21974 include new arguments.
21975 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21977 2007-04-24 Ian Lance Taylor <iant@google.com>
21979 PR tree-optimization/31605
21980 * tree-vrp.c (set_value_range): Check that min and max are not
21981 both overflow infinities.
21982 (set_value_range_to_value): New static function.
21983 (extract_range_from_binary_expr): Call set_value_range_to_value.
21984 (extract_range_from_cond_expr): Likewise.
21985 (extract_range_from_expr): Likewise.
21986 (extract_range_from_unary_expr): Likewise. Don't create a range
21987 which overflows on both sides.
21988 (vrp_meet): Check for a useless range.
21989 (vrp_visit_phi_node): If we see a constant which looks like an
21990 overflow infinity, turn off the TREE_OVERFLOW flag.
21992 2007-04-24 Ian Lance Taylor <iant@google.com>
21994 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21996 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21998 PR diagnostic/25923
21999 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22000 diagnostic message is being built.
22001 * tree-pretty-print.c (dump_generic_node): Only write the
22002 formatted text into BUFFER's stream if we are not building a
22003 diagnostic message.
22004 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22006 * Makefile.in (toplev.o): Depend on tree-pass.h.
22008 2007-04-24 Ian Lance Taylor <iant@google.com>
22010 PR tree-optimization/31602
22011 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22012 conditionals in the copied loop header.
22013 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22014 warnings if TREE_NO_WARNING is set.
22015 * doc/invoke.texi (Warning Options): Clarify that
22016 -Wstrict-overflow does not warn about loops.
22018 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22020 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22021 expand on the comment about _Decimal128 arguments and check the
22022 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22023 that _Decimal128 argument uses even/odd register pair.
22024 (function_arg): Ditto.
22026 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22028 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22029 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22031 2007-04-24 Richard Guenther <rguenther@suse.de>
22032 Olga Golovanevsky <olga@il.ibm.com>
22034 * fold-const.c (multiple_of_p): Check for bottom
22037 2007-04-24 Richard Henderson <rth@redhat.com>
22039 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22040 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22041 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22042 looking for non-zero bits shifted out. Avoid a recursive call
22043 when constructing the scalar.
22044 (__floatundisf): Likewise.
22046 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22048 * dwarf2out.c (field_byte_offset): Move the existing logic
22049 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22050 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22052 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22055 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22056 length argument of 0 for memset.
22057 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22058 unsigned shift instead of the signed variant.
22060 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22062 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22063 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22064 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22065 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22066 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22067 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22068 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22069 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22070 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22071 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22072 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22073 "mul<mode>3", "div<mode>3"): Insn definitions added.
22074 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22075 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22076 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22077 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22078 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22079 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22080 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22081 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22082 TARGET_FLOAT_FORMAT): Macro definitions removed.
22083 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22084 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22085 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22086 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22087 (s390_gen_rtx_const_DI): Function removed.
22088 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22090 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22092 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22093 over an external ffs function.
22095 2007-04-24 Chao-ying Fu <fu@mips.com>
22096 Richard Sandiford <richard@nildram.co.uk>
22098 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22099 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22100 (smadd_widen_optab, umadd_widen_optab): Define.
22101 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22103 * genopinit.c (optabs): Fill in smadd_widen_optab and
22105 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22106 and umadd_widen_optab to implement multiply-add sequences.
22107 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22108 (<u>maddsidi4): ...this. Extend condition to include
22109 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22110 of operand 0 to "ka" and use the three-operand form of madd<u>
22112 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22114 * config/mips/constraints.md (ka): New register constraint.
22116 2007-04-24 Jan Hubicka <j@suse.cz>
22120 2007-04-23 Jan Hubicka <jh@suse.cz>
22121 * function.c (init_function_start): Don't init line number info.
22122 (expand_function_end): Update.
22123 (reset_block_changes, record_block_change, finalize_block_changes,
22124 check_block_change, free_block_changes): Kill.
22125 * function.h (reset_block_changes, record_block_change,
22126 finalize_block_changes, check_block_change, free_block_changes):
22128 (struct function): Remove ib_boundaries_block.
22129 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22130 Use curr_insn_locator to initialize locator.
22131 (emit_line_note): Remove.
22132 * cfgexpand.c (expand_gimple_cond_expr): Update.
22133 (construct_exit_block): Likewise.
22134 (tree_expand_cfg): Initialize/finalize locators.
22135 * expr.c (expand_expr_real): Update.
22136 * cfglayout.c (line_locators_locs, line_locators_lines,
22137 file_locators_locs, file_locators_files): Remove.
22138 (set_block_levels): Move to cfgexpand.c.
22139 (insn_locators_initialize): Remove.
22140 (pass_insn_locators_initialize): Remove.
22141 (locations_locators_locs, locations_locators_vals): New static vars.
22142 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22144 (insn_locators_alloc, insn_locators_finalize,
22145 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22147 (locator_location): New.
22148 (locator_line, locator_file): Rewrite.
22149 * rtl.h (emit_line_note): Kill.
22150 (insn_locators_alloc, insn_locators_finalize,
22151 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22153 * tree-inline.c (initialize_cfun): Do not initialize
22154 ib_boundaries_block.
22155 * passes.c (pass_insn_locators_initialize): Remove.
22157 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22159 * doc/invoke.texi: Removed leading '-' from option index entries.
22161 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22163 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22165 (create_phi_node): Use set_phi_nodes.
22166 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22167 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22168 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22169 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22170 (bsi_start, bsi_last): Use bb_stmt_list.
22171 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22172 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22173 Traverse the statements using tsi iterator.
22174 * basic-block.h (struct basic_block_def): Fields stmt_list
22175 and phi_nodes moved to ...
22176 (struct tree_bb_info): ... new structure.
22177 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22178 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22179 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22180 (tree_verify_flow_info): Verify that il.tree is not set for
22181 entry and exit block.
22182 (tree_split_block): Use set_bb_stmt_list.
22184 2007-04-23 Mike Stump <mrs@apple.com>
22186 * config/i386/i386.c (ix86_tune_features
22187 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22190 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22192 * config/i386/i386.md (prefix_extra): New attribute.
22193 (length): Add prefix_extra.
22195 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22196 (sse2_movntv2di): Likewise.
22197 (sse2_cvtps2dq): Likewise.
22198 (sse2_cvtpd2pi): Likewise.
22199 (sse2_cvttpd2pi): Likewise.
22200 (*sse2_cvtpd2ps): Likewise.
22201 (*add<mode>3): Likewise.
22202 (sse2_ssadd<mode>3): Likewise.
22203 (sse2_usadd<mode>3): Likewise.
22204 (*sub<mode>3): Likewise.
22205 (sse2_sssub<mode>3): Likewise.
22206 (sse2_ussub<mode>3): Likewise.
22207 (*mulv8hi3): Likewise.
22208 (*smulv8hi3_highpart): Likewise.
22209 (*umulv8hi3_highpart): Likewise.
22210 (sse2_umulv2siv2di3): Likewise.
22211 (sse2_pmaddwd): Likewise.
22212 (ashr<mode>3): Likewise.
22213 (lshr<mode>3): Likewise.
22214 (ashl<mode>3): Likewise.
22215 (sse2_ashlti3): Likewise.
22216 (sse2_lshrti3): Likewise.
22217 (*umaxv16qi3): Likewise.
22218 (*smaxv8hi3): Likewise.
22219 (*uminv16qi3): Likewise.
22220 (*sminv8hi3): Likewise.
22221 (sse2_eq<mode>3): Likewise.
22222 (sse2_gt<mode>3): Likewise.
22223 (*and<mode>3): Likewise.
22224 (sse2_nand<mode>3): Likewise.
22225 (*ior<mode>3): Likewise.
22226 (*xor<mode>3): Likewise.
22227 (sse2_packsswb): Likewise.
22228 (sse2_packssdw): Likewise.
22229 (sse2_packuswb): Likewise.
22230 (sse2_punpckhbw): Likewise.
22231 (sse2_punpcklbw): Likewise.
22232 (sse2_punpckhwd): Likewise.
22233 (sse2_punpcklwd): Likewise.
22234 (sse2_punpckhdq): Likewise.
22235 (sse2_punpckldq): Likewise.
22236 (sse2_punpckhqdq): Likewise.
22237 (sse2_punpcklqdq): Likewise.
22238 (*sse2_pinsrw): Likewise.
22239 (*sse2_pextrw): Likewise.
22240 (sse2_pshufd_1): Likewise.
22241 (sse2_uavgv16qi3): Likewise.
22242 (sse2_uavgv8hi3): Likewise.
22243 (sse2_psadbw): Likewise.
22244 (sse2_pmovmskb): Likewise.
22245 (*sse2_maskmovdqu): Likewise.
22246 (*sse2_maskmovdqu_rex64): Likewise.
22247 (sse4a_extrqi): Likewise.
22248 (sse4a_extrq): Likewise.
22249 (sse3_lddqu): Set prefix_rep.
22250 (sse3_addsubv4sf3): Likewise.
22251 (sse3_haddv4sf3): Likewise.
22252 (sse3_hsubv4sf3): Likewise.
22253 (sse_cvtss2si): Likewise.
22254 (sse_cvtss2si_2): Likewise.
22255 (sse_cvtss2siq): Likewise.
22256 (sse_cvtss2siq_2): Likewise.
22257 (sse_cvttss2si): Likewise.
22258 (sse_cvttss2siq): Likewise.
22259 (sse2_cvttps2dq): Likewise.
22260 (sse3_movshdup): Likewise.
22261 (sse3_movsldup): Likewise.
22262 (sse2_cvtsd2si): Likewise.
22263 (sse2_cvtsd2si_2): Likewise.
22264 (sse2_cvtsd2siq): Likewise.
22265 (sse2_cvtsd2siq_2): Likewise.
22266 (sse2_cvttsd2si): Likewise.
22267 (sse2_cvttsd2siq): Likewise.
22268 (*sse2_cvtpd2dq): Likewise.
22269 (*sse2_cvttpd2dq): Likewise.
22270 (sse2_pshuflw_1): Likewise.
22271 (sse2_pshufhw_1): Likewise.
22272 (sse4a_insertqi): Likewise.
22273 (sse4a_insertq): Likewise.
22274 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22275 (ssse3_phadddv4si3): Likewise.
22276 (ssse3_phaddswv8hi3): Likewise.
22277 (ssse3_phsubwv8hi3): Likewise.
22278 (ssse3_phsubdv4si3): Likewise.
22279 (ssse3_phsubswv8hi3): Likewise.
22280 (ssse3_pmaddubswv8hi3): Likewise.
22281 (ssse3_pmulhrswv8hi3): Likewise.
22282 (ssse3_pshufbv16qi3): Likewise.
22283 (ssse3_psign<mode>3): Likewise.
22284 (ssse3_palignrti): Likewise.
22285 (abs<mode>2): Likewise.
22286 (ssse3_phaddwv4hi3): Set prefix_extra.
22287 (ssse3_phadddv2si3): Likewise.
22288 (ssse3_phaddswv4hi3): Likewise.
22289 (ssse3_phsubwv4hi3): Likewise.
22290 (ssse3_phsubdv2si3): Likewise.
22291 (ssse3_phsubswv4hi3): Likewise.
22292 (ssse3_pmaddubswv4hi3): Likewise.
22293 (ssse3_pmulhrswv4hi3): Likewise.
22294 (ssse3_pshufbv8qi3): Likewise.
22295 (ssse3_psign<mode>3): Likewise.
22296 (ssse3_palignrdi): Likewise.
22297 (abs<mode>2): Likewise.
22298 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22299 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22300 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22302 2007-04-23 Nick Clifton <nickc@redhat.com>
22304 * params.def: Fix formatting of emacs local variables.
22306 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22308 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22309 move if inter-unit move isn't allowed.
22310 Don't split moving the first element of V2DI to DI to inter-unit
22311 move if inter-unit move isn't allowed.
22313 2007-04-23 Richard Guenther <rguenther@suse.de>
22315 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22316 and CDI_POST_DOMINATORS separately.
22318 2007-04-23 Nick Clifton <nickc@redhat.com>
22320 * c.opt (Wformat-contains-nul): Add warning attribute.
22322 2007-04-23 Jan Hubicka <jh@suse.cz>
22324 * function.c (init_function_start): Don't init line number info.
22325 (expand_function_end): Update.
22326 (reset_block_changes, record_block_change, finalize_block_changes,
22327 check_block_change, free_block_changes): Kill.
22328 * function.h (reset_block_changes, record_block_change,
22329 finalize_block_changes, check_block_change, free_block_changes):
22331 (struct function): Remove ib_boundaries_block.
22332 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22333 Use curr_insn_locator to initialize locator.
22334 (emit_line_note): Remove.
22335 * cfgexpand.c (expand_gimple_cond_expr): Update.
22336 (construct_exit_block): Likewise.
22337 (tree_expand_cfg): Initialize/finalize locators.
22338 * expr.c (expand_expr_real): Update.
22339 * cfglayout.c (line_locators_locs, line_locators_lines,
22340 file_locators_locs, file_locators_files): Remove.
22341 (set_block_levels): Move to cfgexpand.c.
22342 (insn_locators_initialize): Remove.
22343 (pass_insn_locators_initialize): Remove.
22344 (locations_locators_locs, locations_locators_vals): New static vars.
22345 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22347 (insn_locators_alloc, insn_locators_finalize,
22348 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22350 (locator_location): New.
22351 (locator_line, locator_file): Rewrite.
22352 * rtl.h (emit_line_note): Kill.
22353 (insn_locators_alloc, insn_locators_finalize,
22354 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22356 * tree-inline.c (initialize_cfun): Do not initialize
22357 ib_boundaries_block.
22358 * passes.c (pass_insn_locators_initialize): Remove.
22360 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22362 PR middle-end/31448
22363 * expr.c (reduce_to_bit_field_precision): Handle
22366 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22368 PR tree-optimization/24659
22369 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22370 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22371 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22372 * genopinit.c (optabs): Rename vec_pack_mod_optab
22373 to vec_pack_trunc_optab.
22374 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22375 early for scalar floating point operands for NOP_EXPR.
22376 (vectorizable_type_promotion): Ditto.
22377 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22378 vec_pack_trunc_optab.
22379 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22381 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22382 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22383 Rename from VEC_PACK_MOD_EXPR.
22384 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22385 * expr.c (expand_expr_real_1): Ditto.
22386 * tree-inline.c (estimate_num_insns_1): Ditto.
22387 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22389 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22390 (vec_unpacks_lo_v4sf): Ditto.
22391 (vec_pack_trunc_v2df): Ditto.
22392 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22393 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22394 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22396 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22398 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22400 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22401 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22402 packing of floating point operands.
22403 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22404 represent unpacking of floating point operands.
22405 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22406 [vec_unpacks_hi]: Ditto.
22407 [vec_unpacks_lo]: Ditto.
22409 2007-04-22 Jan Hubicka <jh@suse.cz>
22411 * final.c (rest_of_handle_final): Call
22412 targetm.asm_out.constructor/targetm.asm_out.destructor
22413 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22414 proper priority via decl_*_priority_insert.
22415 * c-common.c (c_expand_body): Likewise.
22417 2007-04-22 Richard Guenther <rguenther@suse.de>
22419 PR tree-optimization/29789
22420 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22421 (rewrite_reciprocal): New helper split out from
22422 determine_invariantness_stmt.
22423 (rewrite_bittest): Likewise.
22424 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22425 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22428 2007-04-22 Revital Eres <eres@il.ibm.com>
22430 * loop-unroll.c (var_to_expand): New field to support also
22431 insns of the form x = something + x.
22432 (analyze_insn_to_expand_var): Use it.
22433 (expand_var_during_unrolling): Likewise.
22435 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22437 * predict.c: Include pointer-set.h.
22438 (bb_predictions): New variable.
22439 (tree_predicted_by_p, tree_predict_edge,
22440 remove_predictions_associated_with_edge): Use bb_predictions map
22441 instead of bb->predictions.
22442 (clear_bb_predictions, assert_is_empty): New functions.
22443 (combine_predictions_for_bb): Use bb_predictions map. Call
22444 clear_bb_predictions.
22445 (tree_estimate_probability): Create and free bb_predictions map.
22446 * Makefile.in (predict.o): Add pointer-set.h dependency.
22447 * basic-block.h (struct basic_block_def): Remove predictions
22449 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22451 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22454 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22457 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22459 * timevar.c (timevar_print): Change reference of --disable-checking to
22460 --enable-checking=release. Also warn if assert checking is disabled.
22462 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22465 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22466 decl as addressable if the compound literal was marked as
22468 Mark the decl as a gimple register if it is a complex or
22469 vector decl and does not live in memory.
22471 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22473 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22474 (GENERIC_NEXT): New function macro.
22475 (PHI_CHAIN): Use phi_node's new chain variable.
22476 (tree_phi_node): Change tree_common to tree_base
22477 and add the chain field.
22478 * tree-phinodes.c (make_phi_node): Don't set
22479 TREE_TYPE on the new node.
22480 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22481 instead of checking GIMPLE_TUPLE_P in chain_next.
22482 * tree-vect-transform.c
22483 (get_initial_def_for_induction): Look at
22484 PHI_RESULT_TREE for the type of the phi node.
22485 (update_vuses_to_preheader): Use PHI_CHAIN
22486 instead of TREE_CHAIN on the phi node.
22487 * tree-ssa-structalias.c (compute_points_to_sets):
22489 (ipa_pta_execute): Likewise.
22491 2007-04-21 Richard Guenther <rguenther@suse.de>
22493 PR middle-end/31136
22494 * fold-const.c (fold_unary): Call fold_convert_const on the
22497 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22499 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22500 (store_killed_in_pat): New.
22502 2007-04-20 Richard Henderson <rth@redhat.com>
22505 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22506 TREE_LIST with a void_type_node value, not void_list_node exactly.
22508 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22510 * doc/standards.texi: Re-arrange into language-specific
22511 subsections. Add a C++ section, documenting which standards we
22514 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22516 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22517 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22519 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22521 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22522 ecrti.o and crtbegin.o.
22523 (LIB_DEFAULT_SPEC): Include -lc.
22524 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22526 2007-04-20 Richard Henderson <rth@redhat.com>
22529 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22530 argument; update all callers.
22531 (get_unaligned_offset): New.
22532 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22533 get_unaligned_address, just pass on the address directly.
22534 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22535 the subreg in the helper patterns.
22536 (unaligned_extendqidi_le): Use get_unaligned_offset.
22537 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22538 (unaligned_extendhidi_be): Likewise.
22539 (unaligned_extendhidi): Tidy.
22540 * config/alpha/alpha-protos.h: Update.
22542 2007-04-20 Richard Henderson <rth@redhat.com>
22544 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22545 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22546 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22547 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22548 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22549 (CPP_SPEC): Don't include %(cpp_subtarget).
22550 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22551 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22552 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22554 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22556 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22557 for __builtin_ia32_cmpordss.
22559 PR tree-optimization/31632
22560 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22561 and arg1 for optimizations of comparison against min/max values.
22562 Fold arg0 to arg1's type for optimizations of comparison against
22563 min+1 and max-1 values.
22565 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22567 * reload.c (combine_reloads): When trying to use a dying register,
22568 check whether it's uninitialized and don't use if so.
22570 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22572 * fold-const.c: Remove prototypes for native_encode_expr and
22573 native_interpret_expr.
22574 (native_encode_expr): Make non-static.
22575 (native_interpret_expr): Likewise.
22576 * tree.h: Add prototypes for the above.
22578 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22580 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22581 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22582 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22583 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22584 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22585 Add length attributes.
22587 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22589 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22592 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22593 __STDC_WANT_DEC_FP__.
22595 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22597 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22598 for long double compatibility.
22599 * configure: Regenerate.
22601 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22603 PR rtl-optimization/29841
22604 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22606 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22607 that may cause control flow transfer from being moved.
22609 2007-04-18 Jan Hubicka <jh@suse.cz>
22611 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22614 2007-04-18 Eric Christopher <echristo@apple.com>
22616 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22617 only. Update operands.
22618 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22619 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22620 link register to pic register.
22622 2007-04-18 Dirk Mueller <dmueller@suse.de>
22624 PR diagnostic/31227
22625 * tree-vrp.c (search_for_addr_array): New.
22626 (check_array_bounds): Suppress warning about
22627 address taken of array refs if its not de-referenced.
22629 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22631 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22632 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22634 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22635 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22636 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22638 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22640 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22642 (vect_analyze_scalar_cycles): Fix indentation.
22643 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22644 (vect_mark_relevant): Include phis in relevance analysis.
22646 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22648 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22650 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22651 output_operand_lossage().
22653 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22655 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22656 the unused code for reduction without adjust-in-epilog to simplify the
22659 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22661 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22662 (S390_TDC_NEGATIVE_ZERO): New constant.
22663 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22664 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22665 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22666 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22667 (S390_TDC_POSITIVE_INFINITY): New constant.
22668 (S390_TDC_NEGATIVE_INFINITY): New constant.
22669 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22670 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22671 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22672 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22673 (S390_TDC_INFINITY): New constant.
22674 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22675 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22676 optimization for UNSPEC_CCZ_TO_INT.
22677 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22678 ("*ccz_to_int"): New insn.
22679 ("isinf<mode>2"): New insn.
22680 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22681 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22682 (UNSPEC_CCZ_TO_INT): New constant.
22684 2007-04-18 Richard Guenther <rguenther@suse.de>
22686 PR tree-optimization/19431
22687 PR tree-optimization/21463
22688 * tree-pass.h (pass_phiprop): Declare.
22689 * passes.c (init_optimization_passes): New phiprop pass.
22690 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22691 (phivn_valid_p): New helper function.
22692 (phiprop_insert_phi): Likewise.
22693 (propagate_with_phi): Likewise.
22694 (tree_ssa_phiprop): New propagator propagating loads
22695 through phi nodes if profitable.
22697 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22699 * tree-vect-analyze.c (process_use): New function.
22700 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22701 Check phis in all bbs.
22702 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22705 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22707 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22710 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22713 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22716 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22718 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22720 (sse_vmmulv4sf3): Likewise.
22721 (sse2_vmaddv2df3): Likewise.
22722 (sse2_vmmulv2df3): Likewise.
22724 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22726 PR rtl-optimization/31360
22727 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22728 (target_reg_cost): New.
22729 (init_set_costs): Initialize target_reg_cost. Add comments
22730 regarding the rationale of the costs.
22731 (global_cost_for_size): Renamed to...
22732 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22733 of register pressure.
22734 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22735 estimate_reg_pressure_cost. Add number of ivs.
22736 (determine_set_costs): Dump target_reg_cost.
22737 * loop-invariant.c (gain_for_invariant): Use
22738 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22739 (best_gain_for_invariant, find_invariants_to_move): Remove
22741 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22742 (target_reg_cost): Declare.
22743 (global_cost_for_size): Declaration removed.
22744 (estimate_reg_pressure_cost): Declare.
22746 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22748 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22749 regnos into even/odd register pairs.
22750 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22751 TDmode similar to the other floating point modes.
22752 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22753 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22755 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22756 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22757 (movdd_hardfloat64): Use TARGET_MFPGPR.
22759 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22761 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22764 2005-01-05 Richard Henderson <rth@redhat.com>
22766 * reload1.c (do_input_reload): Restrict the optimization deleteing
22767 a previous output reload to RELOAD_FOR_INPUT.
22769 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22771 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22772 induc_vec_info_type.
22773 (vectorizable_induction): New function declaration.
22774 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22775 check if already vectorized. Find first place in BB where new stmts
22776 can be inserted. Takes only one argument.
22777 (vectorizable_induction): New function.
22778 (vect_transform_stmt): Add case for induc_vec_info_type to call
22779 vectorizable_induction.
22780 (vect_transform_loop): Consider phis for vectorization.
22781 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22783 (analyze_operations): Call vectorizable_induction when analyzing phis.
22785 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22786 (vect_mark_relevant): Include phis in relevance analysis.
22787 (vect_mark_stmts_to_be_vectorize): Likewise.
22788 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22790 2007-04-16 Lawrence Crowl <crowl@google.com>
22792 * doc/invoke.texi (Debugging Options): Add documentation for the
22793 -femit-struct-debug options -femit-struct-debug-baseonly,
22794 -femit-struct-debug-reduced, and
22795 -femit-struct-debug-detailed[=...].
22797 * c-opts.c (c_common_handle_option): Add
22798 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22799 and OPT_femit_struct_debug_detailed_.
22800 * c.opt: Add specifications for
22801 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22802 and -femit-struct-debug-detailed[=...].
22803 * opts.c (set_struct_debug_option): Parse the
22804 -femit-struct-debug-... options.
22805 * opts.c (matches_main_base, main_input_basename,
22806 main_input_baselength, base_of_path, matches_main_base): Add
22807 variables and functions to compare header base name to compilation
22809 * opts.c (should_emit_struct_debug): Add to determine to emit a
22810 structure based on the option.
22811 (dump_struct_debug) Also disabled function to debug this
22813 * opts.c (handle_options): Save the base name of the
22816 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22817 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22818 This hook indicates if a type is generic. Set it by default
22819 to "never generic".
22820 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22821 to determine if a struct type is generic or not.
22822 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22823 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22824 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22825 with live C++ hook.
22827 * flags.h (enum debug_info_usage): Add an enumeration to describe
22828 a program's use of a structure type.
22829 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22830 to indicate the program's usage of the type. Filter structs based
22831 on the -femit-struct-debug-... specification.
22832 (gen_type_die): Split into two routines, gen_type_die and
22833 gen_type_die_with_usage. gen_type_die is now a wrapper
22834 that assumes direct usage.
22835 (gen_type_die_with_usage): Replace calls to gen_type_die
22836 with gen_type_die_with_usage adding the program usage of
22837 the referenced type.
22838 (dwarf2out_imported_module_or_decl): Suppress struct debug
22839 information using should_emit_struct_debug when appropriate.
22841 2007-04-16 Ian Lance Taylor <iant@google.com>
22843 PR tree-optimization/31522
22844 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22845 (vrp_initialize): Allocate vr_phi_edge_counts.
22846 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22847 executable edge. Drop test for all constants.
22848 (vrp_finalize): Free vrp_phi_edge_counts.
22850 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22851 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22853 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22854 predecessors at head rather than tail.
22856 2007-04-16 Matthias Klose <doko@debian.org>
22858 * config/alpha/linux.h (CPP_SPEC): Define.
22859 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22861 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22863 * function.h: Remove sequence_stack extern declaration.
22865 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22867 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22869 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22872 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22874 * config/avr/avr.c (avr_arch_types): Rearranging array.
22875 (enum avr_arch): Add.
22876 (avr_mcu_types): Use avr_arch enumeration constants instead of
22878 * config/avr/avr.h (LINK_SPEC): Simplify.
22880 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22882 * config/m68k/m68k.c (m68k_libcall_value,
22883 m68k_function_value): Use macros for register names more.
22885 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22887 (M68K_REGNAME): Use A6_REG.
22888 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22890 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22892 PR middle-end/28071
22893 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22894 'pending_read_list_length' and 'pending_write_list_length'. Update
22896 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22897 to handle two length counters instead of one. Update all uses.
22898 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22899 two length counters instead of one.
22900 * sched-rgn.c (propagate_deps): Update to handle two length counters
22903 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22906 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22907 copy of source, pass it to ix86_expand_vector_set and return
22910 2007-04-16 David Ung <davidu@mips.com>
22911 Joseph Myers <joseph@codesourcery.com>
22913 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22914 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22915 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22916 Add 74K processor information.
22917 * config/mips/mips.md: Include 74k.md.
22918 (cpu): Add 74kc,74kf,74kx.
22919 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22920 * config/mips/74k.md: New.
22921 * doc/invoke.texi (MIPS Options): Document 74K support.
22923 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22925 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22926 vectorizable_* functions.
22927 * tree-vect-transform.c (vectorizable_call): Add check for
22928 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22929 (vectorizable_store): likewise.
22930 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22932 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22933 (vectorizable_type_promotion, vectorizable_load): Likewise.
22934 (vectorizable_live_operation, vectorizable_condition): Likewise.
22935 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22937 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22939 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22941 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22942 register numbers more.
22943 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22944 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22945 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22946 FUNCTION_VALUE_REGNO_P): Likewise.
22947 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22948 STATIC_CHAIN_REGNUM): Likewise.
22949 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22950 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22951 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22952 * config/m68k/m68k.md (FP_REG): New.
22954 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22956 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22959 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22961 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22962 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22965 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22967 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22970 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22973 * c-decl.c (finish_decl): Grab the type of the decl after the call
22974 to store_init_value.
22976 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22978 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22980 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22983 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22984 dominators, post dominators and cleanup cfg before returning.
22986 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22988 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22989 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22991 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22993 * config.gcc: Recognize fido.
22994 * config/m68k/m68k-devices.def (fidoa): New.
22995 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22997 (FL_FIDOA, TARGET_FIDOA): New.
22998 * config/m68k/m68k.opt (mfidoa): New.
23000 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23002 PR middle-end/31322
23003 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23004 when a personality function is used.
23006 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23008 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23010 2007-04-13 Mike Stump <mrs@apple.com>
23012 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23014 * config/darwin.opt (fapple-kext): Make C++ only.
23015 * config/darwin.c (darwin_override_options): Remove code to ensure
23016 -fapple-kext is given for C++ only.
23018 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23020 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23021 * config/mips/mips.c (override_options): Call
23022 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23024 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23026 * config/i386/i386.opt (msvr3-shlib): Removed.
23028 * doc/invoke.texi: Remove -msvr3-shlib.
23030 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23032 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23033 with "popcnt" instruction.
23035 2007-04-13 Richard Guenther <rguenther@suse.de>
23037 PR tree-optimization/21258
23038 * tree-vrp.c (compare_case_labels): New helper.
23039 (find_switch_asserts): New function.
23040 (find_assert_locations): Call it for SWITCH_EXPRs.
23042 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23044 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23045 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23046 check is now implied in X87_FLOAT_MODE_P.
23047 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23048 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23049 (fix_trunc<mode>_i386_fisttp): Ditto.
23050 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23051 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23052 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23053 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23054 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23055 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23056 (unnamed_splitters): Ditto.
23057 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23058 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23059 FIRST_SSE_REG for local functions when SSE math is enabled or
23060 for functions with sseregparm attribute.
23061 (standard_80387_constant_p): Return -1 if mode is not
23063 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23064 (ix86_expand_compare): Ditto.
23065 (ix86_expand_carry_flag_compare): Ditto.
23066 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23067 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23068 DECIMAL_FLOAT_MODE_P.
23069 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23070 of SCALAR_FLOAT_MODE_P.
23071 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23072 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23073 checks before FLOAT_MODE_P.
23074 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23075 before FLOAT_MODE_P.
23080 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23082 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23083 Charles Wilson <libtool@cwilson.fastmail.fm>
23085 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23086 (libgcc.mvars): Don't depend on them.
23087 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23088 * exec-tool.in: New.
23090 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23092 * doc/invoke.text (--help): Document --help=common.
23094 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23096 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23098 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23100 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23101 * genemit.c (main): Emit #include "integrate.h".
23102 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23103 (LOADGP_RTP): New mips_loadgp_style.
23104 * config/mips/mips.h: Include config/vxworks-dummy.h.
23105 (TARGET_RTP_PIC): New macro.
23106 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23107 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23108 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23109 for TARGET_RTP_PIC.
23110 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23111 -mvxworks-pic when using -mrtp and a PIC option.
23112 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23114 (mips_symbolic_constant_p, mips_symbolic_address_p)
23115 (mips_symbol_insns): Handle SYMBOL_HALF.
23116 (override_options): Warn about -G and -mrtp being used together.
23117 Initialize mips_lo_relocs[SYMBOL_HALF].
23118 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23119 (mips_emit_loadgp): Handle LOADGP_RTP.
23120 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23121 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23122 (tablejump): Handle function-relative case table entries if
23124 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23126 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23128 * config/mips/mips.md (load_call<mode>): Allow any general register.
23130 (sibcall_value_internal, sibcall_value_multiple_internal)
23131 (call_value_internal, call_value_split, call_value_multiple_internal)
23132 (call_value_multiple_split): Remove constraints from operand 0.
23134 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23136 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23137 rather than loadgp_noshared.
23138 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23139 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23141 * config/mips/mips.md (loadgp): Rename to...
23142 (loadgp_newabi): ...this.
23143 (loadgp_noshared): Rename to...
23144 (loadgp_absolute): ...this.
23146 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23148 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23149 false for locally-binding symbols.
23150 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23152 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23154 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23155 (SYMBOL_GOT_PAGE_OFST): ...this.
23156 (SYMBOL_GOT_GLOBAL): Rename to...
23157 (SYMBOL_GOT_DISP): ...this.
23158 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23159 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23160 * config/mips/mips.c (mips_global_symbol_p): New function.
23161 (mips_symbol_binds_local_p): Likewise.
23162 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23163 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23164 mips_global_symbol_p and mips_symbol_binds_local_p.
23165 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23166 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23167 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23168 SYMBOL_GOTOFF_DISP.
23169 (mips_ok_for_lazy_binding_p): New function.
23170 (mips_load_call_address, mips_expand_call): Use it.
23171 (mips_dangerous_for_la25_p): Likewise.
23172 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23173 (*got_disp<mode>): Use got_disp_operand instead of
23174 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23175 SYMBOL_GOTOFF_GLOBAL.
23176 (*got_page<mode>): Use got_page_ofst_operand instead of
23178 * config/mips/predicates.md (const_call_insn_operand): Use
23179 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23180 (global_got_operand): Rename to...
23181 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23183 (local_got_operand): Rename to...
23184 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23185 of SYMBOL_GOT_LOCAL.
23187 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23189 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23190 TARGET_CALL_CLOBBERED_GP.
23191 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23192 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23193 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23194 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23195 of TARGET_ABICALLS && !TARGET_NEWABI.
23196 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23197 * config/mips/mips.c (mips_load_call_address): Check
23198 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23199 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23200 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23201 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23202 TARGET_ABICALLS && TARGET_NEWABI.
23203 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23205 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23206 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23207 TARGET_ABICALLS && TARGET_NEWABI.
23208 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23209 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23210 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23211 whether indirect calls must use $25.
23212 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23214 * config/mips/mips.md (jal_macro): Check flag_pic and
23215 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23216 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23217 instead of TARGET_ABICALLS.
23218 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23219 TARGET_ABICALLS && TARGET_OLDABI.
23220 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23221 (sibcall): In the comment above the define_insn, mention
23222 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23223 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23224 instead of TARGET_ABICALLS.
23226 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23228 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23229 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23230 (MACFLAGS_MATCH_P): New macro.
23231 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23232 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23233 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23234 the other MACFLAG constants.
23235 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23236 (flag_machi): Tighten constraints. Renumber some of the operands.
23237 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23239 (flag_machi_parts_acconly): New pattern.
23240 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23242 (flag_macinit1hi): Tighten constraints.
23243 (flag_mul_macv2hi_parts_acconly): New pattern.
23245 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23246 Use a more efficient implementation.
23247 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23248 inline sequences when not optimizing for size.
23250 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23251 movhi_high2low): Delete, merge functionality into...
23252 (packv2hi): ... this pattern.
23254 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23255 * config/bfin/bfin.opt (msim): New option.
23256 (mcpu=): New option.
23257 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23258 (bfin_cpu_t): Typedef of enum bfin_cpu.
23259 (bfin_cpu_type): New declaration.
23260 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23261 -msim and -mcpu= options.
23262 (LIB_SPEC): Likewise.
23263 * config/bfin/bfin.c (bfin_cpu_type): Define.
23264 (bfin_handle_option): Handle -mcpu= option.
23265 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23266 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23267 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23269 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23271 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23272 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23273 (powerpc-wrs-vxworksae): Use ${tm_file}.
23274 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23275 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23276 * config/i386/vx-common.h: New file.
23278 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23280 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23283 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23285 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23288 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23292 * c-common.c (c_build_qualified_type): Set canonical type
23295 2007-04-12 Richard Guenther <rguenther@suse.de>
23297 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23298 lower bound and element size if lower bound is not zero
23299 or either of the ARRAY_REF operands is set.
23301 2007-04-12 Richard Guenther <rguenther@suse.de>
23303 PR tree-optimization/24689
23304 PR tree-optimization/31307
23305 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23307 * gimplify.c (canonicalize_addr_expr): To be consistent with
23308 gimplify_compound_lval only set operands two and three of
23309 ARRAY_REFs if they are not gimple_min_invariant. This makes
23310 it never at this place.
23311 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23313 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23315 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23316 null before emitting a .nsubspa directive.
23318 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23320 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23321 need_to_partition_p if there are no memory statements in the
23324 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23326 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23327 (gcd_of_steps_may_divide_p): New function.
23328 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23330 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23332 * reload.c (find_reloads_toplev, find_reloads_address,
23333 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23334 not a pointer equality test, to decide if we need to call
23335 push_reg_equiv_alt_mem.
23337 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23339 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23340 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23342 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23344 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23346 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23347 vector to be positive.
23349 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23353 * doc/invoke.texi: Document --params max-aliased-vops and
23355 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23356 debug_memory_partitions): Move to tree-flow.h
23357 * params.h (AVG_ALIASED_VOPS): Define.
23358 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23360 (mp_info_t): Likewise.
23361 (get_mem_sym_stats_for): New.
23362 (set_memory_partition): Move from tree-flow-inline.h.
23363 (mark_non_addressable): Only clear the set of symbols for the
23364 partition if it exists.
23365 (dump_memory_partitions): Move from tree-ssa-operands.c
23366 (debug_memory_partitions): Likewise.
23367 (need_to_partition_p): New.
23368 (dump_mem_ref_stats): New.
23369 (debug_mem_ref_stats): New.
23370 (dump_mem_sym_stats): New.
23371 (debug_mem_sym_stats): New.
23372 (update_mem_sym_stats_from_stmt): New.
23373 (compare_mp_info_entries): New.
23374 (mp_info_cmp): Call it.
23375 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23377 (get_mpt_for): Move from tree-ssa-operands.c.
23378 (find_partition_for): New.
23379 (create_partition_for): Remove.
23380 (estimate_vop_reduction): New.
23381 (update_reference_counts): New.
23382 (build_mp_info): New.
23383 (compute_memory_partitions): Refactor.
23384 Document new heuristic.
23385 Call build_mp_info, update_reference_counts,
23386 find_partition_for and estimate_vop_reduction.
23387 (compute_may_aliases): Populate virtual operands before
23388 calling debugging dumps.
23389 (delete_mem_sym_stats): New.
23390 (delete_mem_ref_stats): New.
23391 (init_mem_ref_stats): New.
23392 (init_alias_info): Call it.
23393 (maybe_create_global_var): Remove alias_info argument.
23394 Get number of call sites and number of pure/const call sites
23395 from gimple_mem_ref_stats().
23396 (dump_alias_info): Call dump_memory_partitions first.
23397 (dump_points_to_info_for): Show how many times a pointer has
23399 * opts.c (decode_options): For -O2 set --param
23400 max-aliased-vops to 500.
23401 For -O3 set --param max-aliased-vops to 1000 and --param
23402 avg-aliased-vops to 3.
23403 * fortran/options.c (gfc_init_options): Remove assignment to
23405 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23406 * tree-dfa.c (dump_variable): Dump memory reference
23408 Dump NO_ALIAS* settings.
23409 (referenced_var_lookup): Tidy.
23410 (mem_sym_stats): New.
23411 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23412 and ORIG are different SSA names for a memory partition.
23413 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23414 * tree-flow.h (struct mem_sym_stats_d): Define.
23415 (mem_sym_stats_t): Define.
23416 (struct mem_ref_stats_d): Define.
23417 (struct gimple_df): Add field mem_ref_stats.
23418 (enum noalias_state): Define.
23419 (struct var_ann_d): Add bitfield noalias_state.
23420 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23421 debug_mem_ref_stats, debug_memory_partitions,
23422 debug_mem_sym_stats): Declare.
23423 * tree-ssa-structalias.c (update_alias_info): Update call
23424 sites, pure/const call sites and asm sites in structure
23425 returned by gimple_mem_ref_stats.
23426 Remove local variable IS_POTENTIAL_DEREF.
23427 Increase NUM_DEREFS if the memory expression is a potential
23429 Call update_mem_sym_stats_from_stmt.
23430 If the memory references memory, call
23431 update_mem_sym_stats_from_stmt for all the direct memory
23432 symbol references found.
23433 (intra_create_variable_infos): Set noalias_state field for
23434 pointer arguments according to the value of
23435 flag_argument_noalias.
23436 * tree-ssa-structalias.h (struct alias_info): Remove fields
23437 num_calls_found and num_pure_const_calls_found.
23438 (update_mem_sym_stats_from_stmt): Declare.
23439 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23440 Set default value to 100.
23441 (PARAM_AVG_ALIASED_VOPS): Define.
23443 2007-04-11 Richard Guenther <rguenther@suse.de>
23445 PR middle-end/31530
23446 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23447 a * -b + c as c - a * b if we honor sign dependent rounding.
23449 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23451 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23452 bfin_expand_strmov.
23453 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23454 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23456 (initialize_trampoline): Don't use old-style function definition.
23457 (bfin_secondary_reload): Mark IN_P argument as unused.
23459 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23461 PR tree-optimization/31343
23462 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23463 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23464 * testsuite/gcc.dg/vect/pr31343.c: New.
23466 2007-04-10 Eric Christopher <echristo@apple.com>
23468 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23469 * config/i386/i386.md (*cmpfp0): Use.
23470 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23471 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23472 (fix_trunc<mode>_i386_fisttp): Ditto.
23473 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23474 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23475 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23476 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23477 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23478 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23479 (unnamed_splitters): Ditto.
23480 * config/i386/i386.c (output_fix_trunc): Assert that
23481 we're not being passed a TFmode operand.
23483 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23485 PR tree-optimization/31526
23486 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23487 n_basic_blocks to find newly added blocks.
23489 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23491 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23493 (fix_trunc<mode>si_sse): Ditto.
23494 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23495 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23496 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23497 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23498 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23499 expander using SSEMODEF mode macro.
23500 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23501 expander using SSEMODEF mode macro.
23502 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23503 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23504 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23505 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23506 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23507 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23508 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23509 Macroize insn using X87MODEF mode macro.
23511 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23513 * config/i386/sse.md (sse2_pinsrw): Removed.
23514 (sse2_pextrw): Renamed to ...
23515 (*sse2_pextrw): This.
23517 2007-04-09 Jan Hubicka <jh@suse.cz>
23520 * config/i386/sse.md
23521 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23522 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23523 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23524 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23526 2007-04-09 Jan Hubicka <jh@suse.cz>
23528 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23529 multiple fields of union.
23531 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23533 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23534 (create_preheaders): Check that loops are available.
23535 (fix_loop_structure): Clean up, improve comments.
23536 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23537 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23539 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23540 * predict.c (tree_estimate_probability): Do not call
23541 calculate_dominance_info. Call create_preheaders.
23542 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23543 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23545 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23546 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23547 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23548 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23551 2007-04-08 Jan Hubicka <jh@suse.cz>
23553 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23554 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23555 * fold-const.c (fold_unary): Use it.
23557 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23559 * varasm.c (assemble_variable): Remove call to
23560 lang_hooks.decls.prepare_assemble_variable.
23561 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23562 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23563 * langhooks.h (lang_hooks_for_decls): Remove
23564 prepare_assemble_variable.
23566 2007-04-08 Mike Stump <mrs@apple.com>
23568 * config/i386/i386.c: Use inc/dec on Core2.
23570 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23572 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23573 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23574 lhd_tree_inlining_end_inlining): Remove.
23575 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23576 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23577 end_inlining hooks.
23578 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23579 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23580 lhd_tree_inlining_end_inlining): Remove prototypes.
23581 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23582 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23583 LANG_HOOKS_TREE_INLINING_START_INLINING,
23584 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23586 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23589 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23592 * config/avr/predicates.md (io_address_operand): Delete predicate.
23593 (low_io_address_operand): Don't use 'mode' argument.
23594 (higth_io_address_operand): Rename ...
23595 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23596 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23599 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23601 Revert change removing staticp.
23603 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23606 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23609 2007-04-07 Bruce Korb <bkorb@gnu.org>
23611 * c.opt: Add -Wformat-contains-nul.
23612 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23614 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23615 the NUL byte warning.
23617 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23619 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23621 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23623 * tree.c (staticp): No longer use staticp langhook.
23624 * langhooks.c (lhd_staticp): Removed.
23625 * langhooks.h (struct lang_hooks): Remove staticp.
23626 * c-common.c (c_staticp): Remove.
23627 * c-common.h (c_staticp): Ditto.
23628 * langhooks-defs.h (lhd_staticp): Ditto.
23629 (LHD_HOOKS_STATICP): Ditto
23630 * tree.h (gcc_assert_lowered): New macro.
23632 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23634 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23635 argument "reliable".
23636 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23637 Add argument "reliable". Propagate it through calls.
23638 (infer_loop_bounds_from_undefined): Derive number of iterations
23639 estimates from references in blocks that do not dominate loop latch.
23640 (gcov_type_to_double_int): New function.
23641 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23642 and expected_loop_iterations_unbounded.
23643 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23644 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23645 * tree-data-ref.c (estimated_loop_iterations): Export.
23646 (get_references_in_stmt): Fix -- do not return addresses of local
23648 * cfgloop.h (expected_loop_iterations_unbounded,
23649 estimated_loop_iterations): Declare.
23651 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23653 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23655 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23657 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23658 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23659 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23660 Use output_387_reg_move().
23661 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23662 expander using X87MODEF12 mode macro.
23663 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23664 choosing register preferences. Use output_387_reg_move().
23665 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23666 instead of "x". Use output_387_reg_move().
23667 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23668 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23669 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23670 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23671 Use output_387_reg_move().
23672 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23674 (*truncxf?f_i387 splitter): Ditto.
23676 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23678 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23679 LANG_HOOKS_SAFE_FROM_P.
23680 * expr.c (safe_from_p): Remove langhook call.
23681 * langhooks.h (lang_hooks): Remove safe_from_p.
23682 (lhd_safe_from_p): Remove prototype.
23683 * langhooks.c (lhd_safe_from_p): Remove.
23685 2007-04-06 Jan Hubicka <jh@suse.cz>
23687 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23690 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23692 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23693 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23694 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23695 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23697 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23698 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23700 2007-04-05 Richard Henderson <rth@redhat.com>
23702 * config/alpha/alpha.c (print_operand) [+]: Remove.
23703 (alpha_end_function): Print nop if call at end of function.
23704 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23705 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23706 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23707 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23708 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23709 the call pattern. Update peepholes to match.
23711 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23713 * doc/extend.texi (Other Builtins): Add decimal float variants
23715 * builtins.def: Ditto.
23716 * builtins.c (expand_builtin): Ditto.
23718 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23719 H.J. Lu <hongjiu.lu@intel.com>
23722 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23723 of V8HImode when calling ix86_binary_operator_ok.
23724 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23725 (sdot_prodv8hi): Operands 1 and 2 must be register.
23727 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23729 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23730 initialize align to silence bogus warning.
23732 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23734 PR middle-end/22156
23735 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23737 (struct sra_walk_fns): Remove use_all parameter from use.
23738 (sra_hash_tree): Handle BIT_FIELD_REFs.
23739 (sra_elt_hash): Don't hash bitfld blocks.
23740 (sra_elt_eq): Skip them in parent compares as well. Handle
23742 (sra_walk_expr): Don't maintain or pass down use_all_p.
23743 (scan_use): Remove use_all parameter.
23744 (scalarize_use): Likewise. Re-expand assignment to
23745 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23746 output, and re-scalarize after output. Don't mark anything
23748 (scalarize_ldst): Adjust.
23749 (scalarize_walk_gimple_modify_statement): Likewise.
23750 (build_element_name_1): Handle BIT_FIELD_REFs.
23751 (instantiate_element): Don't warn for any element whose parent
23752 is used as a whole.
23753 (instantiate_missing_elements_1): Return the sra_elt.
23754 (canon_type_for_field): New.
23755 (try_instantiate_multiple_fields): New.
23756 (instantiate_missing_elemnts): Use them.
23757 (mark_no_warning): Removed.
23758 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23759 (REPLDUP, sra_build_elt_assignment): New.
23760 (generate_copy_inout): Use them.
23761 (generate_element_copy): Likewise. Handle bitfld differences.
23762 (generate_element_zero): Don't recurse for blocks. Use
23763 sra_build_elt_assignment.
23764 (generate_one_element_int): Take elt instead of var. Use
23765 sra_build_elt_assignment.
23766 (generate_element_init_1): Adjust.
23767 (scalarize_use, scalarize_copy): Use REPLDUP.
23768 (scalarize_ldst): Move assert before dereference.
23769 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23771 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23773 * regmove.c: Fix unused variable warnings due to previous commit.
23775 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23777 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23778 (regmove_bb_head): Remove.
23779 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23780 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23781 problems with fixup_match_1.
23782 Don't initialize/free regmove_bb_head.
23784 (reg_is_remote_constant_p): If an insn is in the same basic block
23785 but not before INSN, consider it remote, too.
23787 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23790 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23791 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23793 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23795 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23796 (CONDITIONAL_REGISTER_USAGE): Likewise.
23798 2007-04-04 Richard Henderson <rth@redhat.com>
23800 * config/alpha/lib1funcs.asm: Remove unused file.
23802 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23805 * opts.c (print_specific_help): Fix --help=<language>
23807 (common_handle_option): Support --help=common.
23809 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23812 * gcc.c (main): Do not run the linker if
23813 print_subprocess_help indicates that it shouldn't be
23816 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23819 * doc/invoke.texi (--help=): Document <languages> value, fix
23820 formatting in tables of values.
23822 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23824 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23825 dllimport attribute of virtual methods.
23827 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23829 * config/score/crti.asm: Change _bss_start to __bss_start.
23830 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23831 (OUTGOING_REG_PARM_STACK_SPACE) update.
23832 * config/score/score.opt: add options to make backend support
23833 score5, score5u, score7 and score7d.
23834 * config/score/score.md: Likewise.
23835 * config/score/misc.md: Likewise.
23836 * config/score/mac.md: Likewise.
23837 * doc/invoke.texi: Likewise.
23838 * doc/md.texi: update constraints define.
23840 2007-04-03 Richard Henderson <rth@redhat.com>
23842 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23843 an appropriate type, use the mode instead.
23845 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23847 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23848 Set the default --with-arch setting to mips2.
23849 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23850 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23851 (MULTILIB_OSDIRNAMES): Delete.
23852 (MULTILIB_DIRNAMES): Define.
23853 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23854 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23855 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23856 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23857 VXWORKS_OS_CPP_BUILTINS.
23858 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23859 (MIPS_DEBUGGING_INFO): Undefine.
23860 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23862 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23864 PR middle-end/30704
23865 * fold-const.c (native_encode_real): Encode real.c provided longs
23866 as a series of 32-bit native integers.
23867 (native_interpret_real): Interpret buffer as a series of 32-bit
23870 2007-04-03 Richard Guenther <rguenther@suse.de>
23872 * genpreds.c (write_insn_constraint_len): Write function
23873 optimized for CONSTRAINT_LEN implementation.
23874 (write_tm_preds_h): Output insn_constraint_len inline and
23875 use it for CONSTRAINT_LEN.
23876 (write_insn_preds_c): Don't output insn_constraint_len.
23877 * doc/md.texi (define_register_constraint): Document multi-letter
23878 constraints shall have the same length if they start with the same
23881 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23884 * config/i386/i386.md (isinf<mode>2): Expand only when
23885 TARGET_C99_FUNCTIONS is set.
23887 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23889 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23890 (x86_64-*-linux*): Ditto.
23891 * config/i386/i386.opt (mpc): New option.
23892 * config/i386/i386.c (overrride_options): Handle
23893 ix87_precision_string.
23894 * config/i386/crtprec.c: New file.
23895 * config/i386/t-crtpc: Ditto.
23896 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23897 and -mpc80 options.
23898 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23899 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23900 crtprec32.o, crtprec64.o and crtprec80.o.
23902 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23903 and -mpc80 options.
23904 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23906 2007-04-02 Eric Christopher <echristo@apple.com>
23908 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23909 limitations on darwin.
23911 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23914 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23916 2007-04-02 Dave Korn <dave.korn@artimi.com>
23918 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23920 2007-04-02 Dave Korn <dave.korn@artimi.com>
23922 * libgcc2.h (exception_descriptor): Don't forward-declare.
23923 (__get_eh_table_language, __get_eh_table_version): Delete
23924 prototypes of long-dead functions.
23926 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23928 * ebitmap.h: New file
23929 * ebitmap.c: New file
23930 * Makefile.in (ebitmap.o): New target.
23932 2007-04-01 Jan Hubicka <jh@suse.cz>
23934 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23935 before very first instruction.
23937 2007-04-01 Jan Hubicka <jh@suse.cz>
23939 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23940 waring on 64bit hosts.
23941 * bitmap.h: Fix typo in bitmap_head_def.
23943 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23945 PR rtl-optimization/31391
23946 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23947 into a DELETED_LABEL note, and the label is in an empty basic
23948 block, update BB_END as well as BB_HEAD.
23950 2007-04-01 Richard Henderson <rth@redhat.com>
23952 PR tree-optimization/31169
23953 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23954 to varying if the range is outside [0, prec-1].
23956 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23959 * config/mips/mips.md (load_const_gp): New insn.
23960 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23961 the MIPS16 GP pseudo register if no_new_pseudos.
23962 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23964 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23967 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23969 (call_value): Likewise.
23971 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23972 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23975 * doc/invoke.texi: (optimization options): Reword description
23976 of -ffast-math. Document its primary purpose.
23978 2007-03-31 Richard Guenther <rguenther@suse.de>
23980 * omp-low.c (splay-tree.h): Include.
23981 (lookup_decl): Replace splay-tree usage by pointer-map.
23982 (maybe_lookup_decl): Likewise.
23983 (new_omp_context): Likewise.
23984 (delete_omp_context): Likewise.
23985 * gimplify.c (splay-tree.h): Include.
23986 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23988 (remap_ssa_name): Likewise.
23989 (remap_decl): Likewise.
23990 (remap_type_1): Likewise.
23991 (remap_type): Likewise.
23992 (copy_body_r): Likewise.
23993 (expand_call_inline): Likewise.
23994 (clone_body): Likewise.
23995 (copy_tree_r): Likewise.
23996 (remap_save_expr): Likewise.
23997 (unsave_r): Likewise.
23998 (unsave_expr_now): Likewise.
23999 (tree_function_versioning): Likewise.
24000 (build_duplicate_type): Likewise.
24001 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24002 (struct copy_body_data): Replace splay-tree by pointer-map.
24003 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24004 not $(SPLAY_TREE_H).
24005 (gimplify.o): Depend on $(SPLAY_TREE_H).
24006 (omp-low.p): Likewise.
24008 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24010 * config/avr/predicates.md (even_register_operand,
24011 odd_register_operand): New predicates.
24012 * config/avr/avr.md (movw peephole2): New.
24013 (movw_r peephole2): New.
24015 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24017 * tree.h (get_signed_or_unsigned_type): New.
24018 * fold-const.c (operand_equal_for_comparison_p): Use
24019 get_signed_or_unsigned_type instead of
24020 lang_hooks.types.signed_or_unsigned_type.
24021 * expr.c (store_expr): Ditto.
24022 * langhooks.c (get_signed_or_unsigned_type): New.
24023 (lhd_signed_or_unsigned_type): New.
24024 * langhooks.h (lhd_signed_or_unsigned_type): New.
24025 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24027 2007-03-30 Richard Henderson <rth@redhat.com>
24029 * tree-ssa-loop-ivopts.c: Include target.h.
24030 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24031 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24032 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24033 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24035 2007-03-30 Richard Henderson <rth@redhat.com>
24036 Kai Tietz <kai.tietz@onevision.com>
24038 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24039 default for 64-bit.
24040 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24041 (TARGET_64BIT_MS_ABI): New.
24042 (DBX_REGISTER_NUMBER): Handle 64-bit.
24043 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24044 (LONG_TYPE_SIZE): Force to 32.
24045 (REG_PARM_STACK_SPACE): New.
24046 (OUTGOING_REG_PARM_STACK_SPACE): New.
24047 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24048 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24049 (STACK_BOUNDARY): Use 128 for 64-bit.
24050 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24051 Add 64-bit implementation.
24052 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24054 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24055 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24056 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24057 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24058 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24059 TARGET_64BIT_MS_ABI.
24060 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24061 (ix86_pass_by_reference): Likewise.
24062 (ix86_function_value_regno_p): Likewise.
24063 (ix86_build_builtin_va_list): Likewise.
24064 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24065 (function_arg_advance_ms_64): New.
24066 (function_arg_advance): Call it.
24067 (function_arg_ms_64): New.
24068 (function_arg): Call it.
24069 (function_value_ms_64): New.
24070 (ix86_function_value_1): Call it.
24071 (return_in_memory_ms_64): New.
24072 (ix86_return_in_memory): Call it.
24073 (setup_incoming_varargs_ms_64): New.
24074 (ix86_setup_incoming_varargs): Call it.
24075 (ix86_expand_prologue): Handle 64-bit stack probing.
24076 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24077 (output_pic_addr_const): Likewise.
24078 (x86_this_parameter): Likewise.
24079 (x86_output_mi_thunk): Likewise.
24080 (x86_function_profiler): Likewise.
24081 (TARGET_STRICT_ARGUMENT_NAMING): New.
24082 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24083 (TARGET_64BIT_MS_ABI): New.
24084 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24085 * config/i386/i386.md (allocate_stack_worker): Remove.
24086 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24087 describe the clobber of eax without a match_scratch.
24088 (allocate_stack_worker_postreload): Remove.
24089 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24090 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24091 (allocate_stack_worker_rex64_postreload): Remove.
24092 (allocate_stack): Handle 64-bit.
24093 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24094 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24095 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24096 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24097 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24098 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24099 * config.build (x86_64-*-mingw*): New host.
24100 * config.host (x86_64-*-mingw*): New host.
24101 * config.gcc (x86_64-*-mingw*): New target.
24102 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24104 2007-03-30 Richard Henderson <rth@redhat.com>
24105 Kai Tietz <kai.tietz@onevision.com>
24107 * c-pragma.c (struct def_pragma_macro_value): New.
24108 (struct def_pragma_macro): New.
24109 (pushed_macro_table): New.
24110 (dpm_hash, dpm_eq): New.
24111 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24112 (init_pragma): Install them.
24113 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24115 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24117 * config/avr/avr.c (avr_override_options): Clear
24118 'flag_delete_null_pointer_checks'.
24120 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24123 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24124 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24125 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24126 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24127 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24128 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24129 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24131 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24133 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24135 * regmove.c: Move all of pass_stack_adjustments from here...
24136 * combine-stack-adj.c: ...to this new file.
24137 * Makefile.in: Add rules for combine-stack-adj.o.
24139 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24141 PR tree-optimization/31383
24142 * tree-data-ref.c (affine_function_equal_p): Do not require the
24143 vectors to have the same length.
24145 2007-03-30 Jan Hubicka <jh@suse.cz>
24147 PR middle-end/30700
24148 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24149 availablility; add more sanity checking; ask varpool only about
24152 2007-03-29 Richard Henderson <rth@redhat.com>
24154 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24155 to decide, but __SIZEOF_LONG_LONG__.
24157 2007-03-29 Richard Henderson <rth@redhat.com>
24159 * emutls.c (struct __emutls_array): New.
24160 (emutls_destroy): Use it instead of casting element 0 from void*.
24161 (__emutls_get_address): Likewise.
24163 2007-03-29 Richard Henderson <rth@redhat.com>
24165 * varasm.c (initializer_constant_valid_p): Don't deny
24166 DECL_DLLIMPORT_P on functions.
24168 * config/i386/cygming.h: Remove function declarations.
24169 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24170 (ASM_OUTPUT_LABELREF): Remove.
24171 (COMMON_ASM_OP): Remove.
24172 (ASM_OUTPUT_COMMON): Remove.
24173 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24174 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24175 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24176 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24177 Rename from TARGET_ENCODE_SECTION_INFO.
24178 * config/i386/netware.h: Likewise.
24179 * config/i386/i386-protos.h: Update.
24180 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24181 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24182 (legitimate_constant_p): Reject dllimports.
24183 (dllimport_map, get_dllimport_decl): New.
24184 (legitimize_dllimport_symbol): New.
24185 (legitimize_address, ix86_expand_move): Use it.
24186 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24187 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24188 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24189 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24190 * config/i386/predicates.md (constant_call_address_operand): Only
24191 accept symbols; reject dllimport_p symbols.
24192 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24193 i386_pe_maybe_record_exported_symbol.
24194 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24195 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24196 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24197 trust the setting of DECL_DLLIMPORT_P.
24198 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24199 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24200 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24201 tidy the argument scanning loop.
24202 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24203 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24204 (i386_pe_strip_name_encoding): Remove.
24205 (i386_pe_binds_local_p): New.
24206 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24207 (i386_pe_output_labelref): Remove.
24208 (i386_pe_asm_output_aligned_decl_common): New.
24209 (i386_pe_maybe_record_exported_symbol): Rename from
24210 i386_pe_record_exported_symbol; check for dllexported symbols.
24212 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24214 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24215 add comment explaining why vsnprintf cannot be used.
24217 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24219 PR tree-optimization/30666
24220 * tree.c (build_complex_type): When creating type names for DWARF2
24221 debug info, create TYPE_DECLs for TYPE_NAME instead of
24223 (build_common_tree_nodes_2): Use build_complex_type when building
24224 predefined complex types, to preserve canonical types.
24226 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24228 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24229 (noce_get_alt_condition): Look at it to determine whether to
24230 reverse the condition or not.
24231 (noce_get_condition): Substitute the truth for lies.
24232 (noce_find_if_block): Set the then_else_reversed field.
24234 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24236 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24237 destination of this insn.
24238 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24239 than calling gen_rtx_SET directly. Use r0 to hold the value of
24240 'address + 4' rather than a stack based temporary which can be
24241 mis-optimized away.
24243 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24245 * config/s390/s390.c (s390_secondary_input_reload_class,
24246 s390_secondary_output_reload_class): Functions removed.
24247 (s390_secondary_reload): New function.
24248 (TARGET_SECONDARY_RELOAD): Target macro defined.
24249 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24250 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24251 * config/s390/s390.md ("reload_outti", "reload_outdi",
24252 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24253 "reload_out<mode>"): Expanders removed.
24254 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24255 "reload<mode>_nonoffmem_out"): Expanders added.
24257 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24259 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24260 action if SRC->DEST replacement failed anyway.
24262 2007-03-28 Mike Stump <mrs@apple.com>
24264 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24265 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24266 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24268 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24270 * config.gcc: Accept barcelona as a variant of amdfam10.
24271 * config/i386/i386.c (override_options): Likewise.
24272 * doc/invoke.texi: Likewise.
24274 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24276 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24277 offsets for BIT_FIELD_REF and COMPONENT_REF.
24279 2007-03-28 Richard Guenther <rguenther@suse.de>
24281 * tree.c (is_global_var): Move ...
24282 * tree-flow-inline.h (is_global_var): ... here.
24283 * tree.h (is_global_var): Remove declaration.
24285 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24287 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24289 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24290 * config/i386/i386.c (ix86_tune_features): Initialize new
24292 * config/i386/predicates.md (promotable_binary_operator): Use
24293 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24295 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24298 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24300 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24302 * config/fr30/fr30.md (movsi_internal): Change destination
24303 constraint from m to V and add m to the end.
24305 2007-03-28 Christian Bruel <christian.bruel@st.com>
24307 * config/sh/sh.md (movsi_i): Fix type attribute.
24309 2007-03-28 Christian Bruel <christian.bruel@st.com>
24311 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24312 (movsf_ie): Likewise.
24314 2007-03-28 Christian Bruel <christian.bruel@st.com>
24316 * config.gcc: Add sh4-300 to multilib.
24317 * config/sh/t-mlib-sh4-300: New file.
24319 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24321 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24322 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24323 fix_trunc<mode>di2.
24324 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24325 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24326 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24327 "fixuns_trunctddi2"): Whitespace fix.
24329 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24331 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24332 the definition of struct sh_args.
24333 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24334 CALL_COOKIE_INT_REG_GET): Likewise.
24336 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24338 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24339 transformations are applied successfully.
24341 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24343 * tree.c (tree_contains_struct): Permit 512 tree codes.
24344 * tree.h (tree_contains_struct): Ditto.
24345 (MAX_TREE_CODES): Ditto.
24346 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24347 SPARE member to store remaining padding bits.
24349 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24351 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24354 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24356 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24357 * configure: Regenerate.
24359 * configure: Regenerate using the correct version of autoconf.
24361 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24363 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24365 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24366 regs to "__SP_L__" and "__SP_H__".
24368 2007-03-27 Richard Guenther <rguenther@suse.de>
24370 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24371 computations with it with a HOST_WIDE_INT variable.
24373 2007-03-26 Mike Stump <mrs@apple.com>
24375 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24376 objective-c-header, objective-c++-header and objc++-cpp-output
24378 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24380 2007-03-26 Richard Henderson <rth@redhat.com>
24383 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24384 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24385 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24386 IX86_BUILTIN_PSRLQ128): New.
24387 (ix86_init_mmx_sse_builtins): Add them.
24388 (ix86_expand_builtin): Expand them.
24389 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24390 operand 2 be TImode.
24391 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24392 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24393 _mm_srli_epi64): Mark __B const.
24394 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24395 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24396 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24397 new two-vector shift builtins.
24399 2007-03-26 Ian Lance Taylor <iant@google.com>
24401 PR tree-optimization/31345
24402 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24403 [+INF, +INF(OVF)] into VARYING.
24405 2007-03-26 Zack Weinberg <zackw@panix.com>
24407 * gengtype-parse.c: New file.
24408 * gengtype-yacc.y: Delete.
24409 * gengtype-lex.l: Don't include gengtype-yacc.h.
24410 Define YY_DECL and yyterminate appropriately for recursive
24411 descent parser. yylval is now a string out-parameter to yylex.
24412 (HWS, EOID): New shorthand.
24413 (IWORD): Add a couple more types.
24414 (yylex): Add a setup stanza. Remove the complex rules for
24415 detecting GTY'ed types and typedefs; replace with simple
24416 keyword detectors. Adjust everything for the changed
24417 definition of yylval. Ignore all pp-directives, not just #define.
24419 (parse_file): Rename yybegin; do not call yyparse.
24421 * gengtype.c (xasprintf): Export again.
24422 (this_file): New. Use everywhere __FILE__ was being used.
24423 (get_lang_bitmap): Special case types defined in gengtype.c.
24424 (do_typedef, new_structure): Suppress definition of certain types.
24425 (new_structure): Improve diagnostics of duplicate definitions.
24426 Make sure location_s is associated with input.h.
24427 (nreverse_pairs, define_location_structures): New functions.
24428 (main): Improve tagging of kludge types. Remove old kludges
24429 for input.h types; use define_location_structures.
24430 * gengtype.h: Update prototypes. Define token codes here.
24431 * Makefile.in: Remove all references to gengtype-yacc.
24432 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24434 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24435 add GTY((skip)) to the field that's only conditionally there.
24436 * doc/install.texi: Document that Bison is no longer required
24437 unless building treelang.
24439 * gengtype.c: Don't include gtyp-gen.h.
24440 (srcdir): Declare here.
24441 (base_files, lang_dir_names): Allocate dynamically.
24442 (gt_files, num_gt_files, num_lang_dirs): New globals.
24443 (measure_input_list, read_input_line, read_input_list)
24444 (set_lang_bitmap): New functions.
24445 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24446 simplify, relying on read_input_list to set up the bitmaps.
24447 (main): Arguments are no longer unused. Check for correct number
24448 of command line arguments, set srcdir and srcdir_len, then call
24449 read_input_list, before doing anything else. No need to worry
24450 about duplicates in main loop.
24451 * configure.ac: Simplify the calculation of all_gtfiles.
24452 Put language tags in there. Don't set or substitute
24453 all_gtfiles_files_langs or all_gtfiles_files_frags.
24454 * Makefile.in: Revamp the way gengtype is invoked, now that it
24455 takes a file on its command line with a much simpler format.
24456 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24457 (GTFILES): Remove duplicates and C source files.
24458 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24459 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24460 * configure: Regenerate.
24462 * gengtype.h: Remove all type definitions to gengtype.c; leave
24463 only definitions of options_p, type_p, and pair_p as opaque
24464 pointers. Update prototypes.
24465 * gengtype.c: Many type definitions moved here from gengtype.h.
24466 Consolidate type definitions at the top of the file.
24467 (xvasprintf): Delete.
24468 (xasprintf): Make static.
24469 (create_nested_pointer_option): Add 'next' parameter.
24470 (create_field_all, create_field_at): New functions.
24471 (create_field): Now a thin wrapper around create_field_all.
24472 (create_optional_field): Rename create_optional_field_ and add
24473 line argument. Original name is now a macro which supplies
24475 (oprintf): Use vsnprintf directly.
24476 (close_output_files): Use fatal rather than perror/exit.
24477 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24478 (main): Set progname. Don't use exit.
24479 * gengtype-yacc.y (struct_fields): Use create_field_at.
24480 (option, optionseqopt): Delete.
24481 (optionseq): Consolidate productions from option here so we
24482 can use the first argument to create_option.
24484 * gengtype-lex.l: Distinguish unions from structures in the
24485 token type. Don't call find_structure; return the tag as a string.
24486 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24487 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24488 string. Reorganize typedef_struct production accordingly.
24489 Use create_nested_ptr_option.
24490 * gengtype.c (create_nested_ptr_option): New function.
24491 * gengtype.h: Declare it.
24493 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24494 (string_type): Don't declare.
24495 (do_scalar_typedef): Declare.
24496 (create_scalar_type): Update prototype.
24497 * gengtype.c (string_type): Make static.
24498 (scalar_nonchar, scalar_char): New.
24499 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24500 (resolve_typedef): Use scalar_nonchar for error recovery.
24501 (create_scalar_type): Remove name_len field. Return scalar_char
24502 or scalar_nonchar as appropriate.
24503 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24504 to use string_type.
24505 (throughout): Use scalar_nonchar instead of calling
24506 create_scalar_type, whenever possible.
24507 (main): Initialize scalar_char and scalar_nonchar before calling
24509 * gengtype-lex.l: Adjust for removal of second argument to
24510 create_scalar_type. Use yylval.s instead of yylval.t when
24512 * gengtype-yacc.y: Type of SCALAR is string. Call
24513 create_scalar_type from type:SCALAR rule. Adjust for removal of
24514 second argument to create_scalar_type.
24516 * vec.h: Remove all #if IN_GENGTYPE blocks.
24517 Add comment saying that changes may require adjustments to gengtype.
24518 * gengtype.c: Don't include coretypes.h or tm.h.
24519 Add comment to inclusion of errors.h.
24520 (note_def_vec, note_def_vec_alloc): New functions.
24521 * gengtype.h: Declare new functions.
24522 * gengtype-lex.l: Don't include coretypes.h.
24523 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24525 (update_lineno): Remove unnecessary prototype.
24526 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24527 (VEC rule): Just return VEC_TOKEN.
24528 * gengtype-yacc.y (VEC_TOKEN): New token type.
24529 (type): Add a production for VEC(a,b).
24530 * Makefile.in: Update dependencies.
24532 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24533 typedefs that use the old PARAMS macro.
24535 * gengtype-lex.l: Remove all rules and states relating to yacc
24537 * gengtype-yacc.y: Similarly.
24538 * gengtype.c (note_yacc_type): Delete function.
24539 * gengtype.h: Update prototypes.
24541 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24543 * tree-pretty-print.c (dump_generic_node): Report precision of
24544 unnamed integer types.
24546 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24548 * ifcvt.c (noce_try_store_flag_constants): Don't check
24549 no_new_pseudos here.
24550 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24551 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24552 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24553 noce_try_sign_mask): Likewise.
24554 (if_convert): Check no_new_pseudos here.
24556 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24558 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24559 (noce_get_condition): Handle new then_else_reversed argument.
24560 (noce_init_if_info): Remove, fold into noce_find_if_block.
24561 (noce_process_if_block): Take a struct noce_if_info as the
24562 argument. Don't set up one based on ce_if_info. Update pointer
24563 references accordingly.
24564 (cond_move_process_if_block): Likewise.
24565 (process_if_block): Removed.
24566 (find_if_block): Removed. Move functionality two new functions,
24567 noce_find_if_block and cond_exec_find_if_block.
24568 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24569 blocks and the symmetric IF-ELSE-JOIN case.
24570 (cond_exec_find_if_block): Also new function mostly based on old
24571 find_if_block and process_if_block.
24572 (find_if_header): Replace find_if_block call with separately
24573 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24574 (find_cond_trap): Update noce_get_condition call.
24575 (dead_or_predicable): Likewise.
24577 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24579 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24581 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24582 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24583 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24584 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24585 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24586 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24587 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24588 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24589 __builtin_ia32_psrad128 builtins.
24591 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24593 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24594 * config/i386/constraints.md
24595 (define_constraint "I"): Use IN_RANGE macro.
24596 (define_constraint "J"): Ditto.
24597 (define_constraint "K"): Ditto.
24598 (define_constraint "M"): Ditto.
24599 (define_constraint "N"): Ditto.
24600 (define_constraint "O"): Ditto.
24601 * config/i386/predicates.md
24602 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24603 (define_predicate "const_0_to_3_operand"): Ditto.
24604 (define_predicate "const_0_to_7_operand"): Ditto.
24605 (define_predicate "const_0_to_15_operand"): Ditto.
24606 (define_predicate "const_0_to_63_operand"): Ditto.
24607 (define_predicate "const_0_to_255_operand"): Ditto.
24608 (define_predicate "const_1_to_31_operand"): Ditto.
24609 (define_predicate "const_2_to_3_operand"): Ditto.
24610 (define_predicate "const_4_to_7_operand"): Ditto.
24612 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24614 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24615 in SImode for save_world.
24616 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24619 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24621 PR tree-optimization/30784
24622 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24625 2007-03-25 Revital Eres <eres@il.ibm.com>
24627 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24628 Fold movement_possibility function into it.
24630 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24632 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24633 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24634 (call_indirect_nonlocal_darwin64): Same.
24635 (call_nonlocal_darwin64): Same.
24636 (call_value_indirect_nonlocal_darwin64): Same.
24637 (call_value_nonlocal_darwin64): Same.
24638 (sibcall_nonlocal_darwin64): Same.
24639 (sibcall_value_nonlocal_darwin64): Same.
24640 (sibcall_symbolic_64): Same.
24641 (sibcall_value_symbolic_64): Same.
24642 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24644 (rs6000_emit_load_toc_table): Same.
24645 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24646 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24648 (divss_call): Same.
24649 (divus_call): Same.
24650 (quoss_call): Same.
24651 (quous_call): Same.
24652 (load_toc_v4_pic_si): Same
24653 (load_toc_v4_PIC_1): Same.
24654 (load_toc_v4_PIC_1b): Same.
24655 (call_indirect_aix{32,64}): Same.
24656 (call_value_indirect_aix{32,64}): Same.
24658 (call_value): Same.
24659 (call_local{32,64}): Same.
24660 (call_value_local{32,64}): Same.
24661 (call_indirect_nonlocal_aix{32,64}): Same.
24662 (call_nonlocal_aix{32,64}): Same.
24663 (call_value_indirect_nonlocal_aix{32,64}): Same.
24664 (call_value_nonlocal_aix{32,64}): Same.
24665 (call_indirect_nonlocal_sysv<mode>): Same.
24666 (call_nonlocal_sysv<mode>): Same.
24667 (call_value_indirect_nonlocal_sysv<mode>): Same.
24668 (call_value_nonlocal_sysv<mode>): Same.
24670 (sibcall_local{32,64}): Same.
24671 (sibcall_value_local{32,64}): Same.
24672 (sibcall_nonlocal_aix{32,64}): Same.
24673 (sibcall_value_nonlocal_aix{32,64}): Same.
24674 (sibcall_nonlocal_sysv<mode>): Same.
24675 (sibcall_value): Same.
24676 (sibcall_value_nonlocal_sysv<mode>): Same.
24678 2007-03-24 Paul Brook <paul@codesourcery.com>
24680 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24681 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24683 2007-03-24 Richard Henderson <rth@redhat.com>
24685 * config/ia64/constraints.md: New file.
24686 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24687 satisfies_constraint_?.
24688 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24689 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24690 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24691 ia64_output_mi_thunk): Likewise.
24692 (ia64_const_ok_for_letter_p): Remove.
24693 (ia64_const_double_ok_for_letter_p): Remove.
24694 (ia64_extra_constraint): Remove.
24695 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24696 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24697 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24698 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24699 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24700 EXTRA_MEMORY_CONSTRAINT): Remove.
24701 * config/ia64/ia64.md: Include constriants.md. Replace
24702 CONST_OK_FOR_? with satisfies_constraint_?.
24704 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24705 H.J. Lu <hongjiu.lu@intel.com>
24707 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24709 (name macros): Use DPD_BID_NAME to convert names properly.
24711 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24712 decimal floating point format.
24713 (init_floating_libfuncs): Change decimal functions so that they
24714 have a "bid_" prefix if the decimal system uses the BID format,
24715 and "dpd_" prefix if the decimal system uses the DPD format.
24716 (init_interclass_conv_libfuncs): Ditto.
24717 (init_intraclass_conv_libfuncs): Ditto.
24719 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24720 using the BID format.
24722 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24723 whether we are using the BID decimal format.
24724 * configure: Regenerate.
24726 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24727 the compiler has decimal floating point enabled. Define
24728 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24731 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24732 using the BID format.
24734 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24735 whether we are using the BID decimal format.
24736 * configure: Regenerate.
24738 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24739 the compiler has decimal floating point enabled. Define
24740 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24743 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24744 options, and that it is enabled for i386/x86_64 systems.
24746 * Makefile.in (enable_decimal_float): New.
24748 (DECNUMINC): Add -I$(DECNUMFMT).
24749 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24750 to $(DECNUMFMT) from $(DECNUM).
24752 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24753 Substitute enable_decimal_float.
24754 * configure: Regenerated.
24757 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24760 * configure.ac: Enable decimal float for x86_64-*-linux*.
24761 * configure: Regenerated.
24764 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24765 decimal128ClearSign to flip and clear the sign bit in decimal128.
24766 (decimal_real_maxval): Set decimal128SetSign to set the sign
24769 2007-03-23 Ian Lance Taylor <iant@google.com>
24771 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24773 2007-03-23 Ian Lance Taylor <iant@google.com>
24775 * tree-dump.c (dump_files): Correct comment.
24777 2007-03-23 Ian Lance Taylor <iant@google.com>
24779 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24781 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24783 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24784 in cfglayout mode. Don't go into and out of cfglayout mode.
24785 Link the blocks in the order of the constructed traces.
24786 (rest_of_handle_tracer): Adjust call to tracer.
24787 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24788 Don't go into cfglayout mode.
24789 (rtl_loop_done): Don't go out of cfglayout mode.
24790 * cfglayout.c (relink_block_chain): New function, split out from...
24791 (fixup_reorder_chain): ...here. Remove redundant checking.
24792 (cfg_layout_finalize): Don't clear the header, footer, and aux
24793 fields here, move the code to do so to relink_block_chain. Likewise
24794 for free_original_copy_tables.
24795 * rtl.h (tracer): Update prototype.
24796 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24797 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24798 mode. Use relink_block_chain to serialize the CFG according to the
24799 new basic block order. Move targetm.cannot_modify_jumps_p check from
24801 (gate_handle_reorder_blocks): ...to here.
24802 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24804 (gate_duplicate_computed_gotos): ...to here.
24805 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24806 something always changes when going into and out of cfglayout mode.
24807 Perform an expensive cfg cleanup while going into cfglayout mode.
24808 Always update liveness information on HAVE_conditional_execution
24809 targets. Reserialize the basic blocks and go out of cfglayout mode.
24810 * reg-stack.c: Include cfglayout.h.
24811 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24812 the call to reorder_basic_blocks.
24813 * basic-block.h (reorder_basic_blocks): Update prototype.
24814 (relink_block_chain): New prototype.
24815 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24817 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24819 * config/mips/mips.md (type, hazard, *movdi_32bit,
24820 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24821 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24822 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24823 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24824 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24826 (movcc): Change first xfer to multi.
24827 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24828 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24829 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24830 config/mips/generic.md: Change reservations using "xfer" to use
24832 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24833 using match_operand.
24834 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24835 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24837 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24839 2007-03-22 Richard Henderson <rth@redhat.com>
24841 * config/i386/i386.c: Remove unnecessary function declarations.
24842 Move targetm definition, and all related macros, to the end of
24843 the file. Resort some functions to put definitions before uses.
24844 (ix86_attribute_table): Make static. Move to end of file.
24845 (ix86_gimplify_va_arg): Make static.
24847 2007-03-22 Richard Henderson <rth@redhat.com>
24849 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24850 don't increase local_regparm with force_align_arg_pointer check.
24851 (ix86_function_sseregparm): Assert 32-bit.
24852 (type_has_variadic_args_p): New.
24853 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24854 type_has_variadic_args_p.
24855 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24856 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24857 use memset instead. Do maybe_vaarg check first; skip attribute
24858 tests if true; skip attribute tests for 64-bit.
24859 (construct_container): Remove TARGET_DEBUG_ARG.
24860 (function_arg_advance_32, function_arg_advance_64): Split out ...
24861 (function_arg_advance): ... from here.
24862 (function_arg_32, function_arg_64): Split out ...
24863 (function_arg): ... from here.
24864 (ix86_pass_by_reference): Tidy.
24865 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24866 (function_value_32): New, from parts of ix86_function_value
24867 and ix86_value_regno.
24868 (function_value_64): New, from parts of ix86_function_value
24869 and ix86_libcall_value.
24870 (ix86_function_value_1): New.
24871 (ix86_function_value, ix86_libcall_value): Use it.
24872 (return_in_memory_32, return_in_memory_64): Split out ...
24873 (ix86_return_in_memory): ... from here.
24874 (ix86_struct_value_rtx): Skip for 64-bit.
24875 (ix86_libcall_value, ix86_value_regno): Remove.
24876 (setup_incoming_varargs_64): Split out ...
24877 (ix86_setup_incoming_varargs): ... from here.
24878 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24879 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24880 * config/i386/i386-protos.h (ix86_function_value): Remove.
24881 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24883 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24886 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24887 infinities not supported, otherwise emit warning if -Woverflow. On
24888 underflow, emit warning if -Woverflow.
24889 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24891 * real.h (real_from_string): Update declaration
24893 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24894 Richard Henderson <rth@redhat.com>
24896 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24897 * calls.c (compute_argument_block_size, expand_call,
24898 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24899 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24900 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24901 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24902 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24903 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24904 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24905 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24908 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24910 * c-incpath.c (add_sysroot_to_chain): New.
24911 (merge_include_chains): Add sysroot argument. Call
24912 add_sysroot_to_chain if sysrooted.
24913 (register_include_chains): Update call to merge_include_chains.
24914 * doc/cppopts.texi: Document use of '=' in include directory
24917 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24919 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24920 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24921 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24922 insn pattern using X87MODEF12 mode macro.
24924 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24926 * regmove.c (regmove_optimize): Use reg_mentioned_p
24927 instead of reg_overlap_mentioned_p for DST.
24929 2007-03-21 Mike Stump <mrs@apple.com>
24931 * c.opt: Fixup for Objective-C/C++.
24933 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24935 * explow.c (convert_memory_address): Fold memory reference when
24936 POINTERS_EXTEND_UNSIGNED < 0
24938 2007-03-21 Richard Henderson <rth@redhat.com>
24941 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24942 * config/i386/mmintrin.h (__m64): Likewise.
24943 * config/i386/xmmintrin.h (__m128): Likewise.
24945 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24947 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24948 (VXWORKS_OS_CPP_BUILTINS): Define.
24949 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24950 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24952 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24954 * rtl.h (constant_pool_reference_p): Delete.
24955 (find_constant_src): Declare.
24956 * rtlanal.c (find_constant_src): New function.
24957 * simplify-rtx.c (constant_pool_reference_p): Delete.
24958 * config/i386/i386.md: Use find_constant_src instead of
24959 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24961 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24963 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24964 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24966 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24968 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24969 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24970 (arm_elf_asm_constructor): Use it.
24971 (arm_elf_asm_destructor): New function.
24973 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24975 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24977 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24979 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24981 2007-03-19 Andrew Haley <aph@redhat.com>
24983 PR tree-optimization/31264
24984 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24985 VIEW_CONVERT_EXPRs.
24987 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24989 PR rtl-optimization/30907
24990 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24991 (fwprop_init): Always call loop_optimizer_initialize.
24992 (fwprop_done): Always call loop_optimizer_finalize.
24993 (fwprop): We always have loop info now.
24994 (gate_fwprop_addr): Remove.
24995 (pass_fwprop_addr): Use gate_fwprop as gate.
24997 PR rtl-optimization/30841
24998 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24999 df_chain_alloc): Call df_reorganize_refs unconditionally.
25000 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25001 refs_organized to refs_organized_size.
25002 (df_ref_create_structure): Use refs_organized_size instead of
25003 bitmap_size if refs had been organized, and keep refs_organized_size
25005 * df.h (struct df_ref_info): Change refs_organized to
25006 refs_organized_size.
25007 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25010 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25012 * except.c (output_function_exception_table): Do not reference the
25013 EH personality routine for functions that do not require an
25016 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25019 * c-typeck.c (convert_for_assignment): Call comptypes for
25020 RECORD_TYPE or UNION_TYPE.
25022 PR inline-asm/30505
25023 * reload1.c (reload): Do invalid ASM checking after
25024 cleanup_subreg_operands.
25026 2007-03-19 Jeff Law <law@redhat.com>
25028 * tree-cfg.c (find_taken_edge): Tighten conditions for
25029 optimizing computed gotos.
25031 2007-03-19 Michael Matz <matz@suse.de>
25033 * builtins.c (expand_builtin_sync_operation,
25034 expand_builtin_compare_and_swap,
25035 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25038 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25039 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25042 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25044 * doc/tm.texi: Add brackets around the return type of
25045 TARGET_SECONDARY_RELOAD.
25047 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25048 Richard Guenther <rguenther@suse.de>
25050 PR tree-optimization/31254
25051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25052 Use handled_component_p () where appropriate. Continue
25053 propagating into the rhs if we propagated into an INDIRECT_REF
25056 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25058 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25059 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25060 (xde, xdee): Mode attributes adjusted to support DFP modes.
25061 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25062 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25063 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25064 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25065 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25066 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25067 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25069 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25070 "movsf"): Insn definitions removed.
25071 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25072 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25073 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25075 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25076 "reload_in<mode>", "reload_out<mode>"): Expander added.
25077 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25080 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25082 * config/s390/s390.md: Only non-functional changes. Renamed
25083 FPR mode macro to BFP all over the file.
25085 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25087 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25088 (op_type attribute): RRF instruction type added.
25089 (fT0): New mode attribute.
25090 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25091 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25092 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25093 instruction no secondary memory is needed when moving DFmode values
25094 between GPRs and FPRs.
25096 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25098 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25099 inverted and documentation adjusted.
25100 ("mhard-dfp", "msoft-dfp"): New options.
25101 * config/s390/s390.c (s390_handle_arch_option): New architecture
25103 (override_options): Sanity checks for the new options added.
25104 * config.gcc: New architecture switch: z9-ec.
25105 * config/s390/s390.h (processor_flags): PF_DFP added.
25106 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25107 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25108 when the bit is NOT set so remove it from the defaults.
25110 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25112 * genemit.c (main): Print include statement for dfp.h.
25113 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25116 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25118 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25120 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25123 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25124 instead of PATTERN.
25126 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25128 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25129 attr_length_call, output_call, output_indirect_call): Cleanup
25130 formatting of targetm calls.
25132 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25134 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25136 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25138 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25139 reservation, bypass and anti-bypass descriptions for these
25140 instructions. Update move patterns.
25141 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25144 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25146 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25147 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25148 (get_initial_def_for_reduction): Likewise.
25150 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25152 Fix PR tree-optimization/29922
25153 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25154 (get_representative): Removed.
25155 (value_dies_in_block_x): Update for rvuse removal.
25156 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25157 (compute_antic_aux): Handle when PHI nodes appear in
25158 non-single-successors.
25159 (dump_bitmap_of_names): Removed.
25160 (compute_antic_safe): Renamed and removed rvuse calculation.
25161 Calculate only antic safe.
25162 (insert_into_preds_of_block): Remove assert.
25163 (execute_pre): Update for renamed functions.
25164 (defer_or_phi_translate_block): New function.
25166 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25168 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25169 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25171 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25172 Follow spelling conventions.
25174 * tree-data-ref.h: Remove the prototype for analyze_array.
25176 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25178 PR tree-optimization/31041
25179 * tree-vect-transform.c (get_initial_def_for_induction): Call
25180 force_gimple_operand.
25182 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25184 * ipa-type-escape.c (look_for_casts) : Revert code to use
25185 handled_component_p due to ada test a-numaux.adb.
25187 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25189 * final.c (final_scan_insn): Alter the condition of a
25190 conditional trap if we have nonstandard CC.
25192 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25194 * configure.ac: Remove excess quoting from asm line 0 test.
25195 * configure: Rebuilt.
25197 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25199 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25200 * c-common.c (convert_and_check): Move warning logic to...
25201 (warnings_for_convert_and_check): ...here. Define.
25202 * c-common.h (warnings_for_convert_and_check): Declare.
25204 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25206 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25207 (output_call): Likewise.
25209 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25211 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25213 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25215 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25217 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25219 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25220 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25222 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25224 PR tree-optimization/31183
25225 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25226 Use double_int instead of unsigned int for representing access_strides.
25227 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25229 2007-03-16 Richard Guenther <rguenther@suse.de>
25231 PR tree-optimization/31146
25232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25233 to allow recursion of forward_propagate_addr_expr.
25234 (forward_propagate_addr_into_variable_array_index): Likewise.
25235 (forward_propagate_addr_expr): Likewise.
25236 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25237 (forward_propagate_addr_expr_1): Recurse on simple copies
25238 instead of propagating into them. Do so for useless conversions
25240 (forward_propagate_addr_expr): Clean up unused statements after
25243 2007-03-16 Richard Guenther <rguenther@suse.de>
25245 * builtins.c (expand_builtin_cexpi): Use the right argument
25246 for the expansion via cexp.
25248 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25250 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25251 * configure: Rebuilt.
25253 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25256 * dwarf2out.c (force_type_die): Adjust comment.
25257 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25259 2007-03-15 DJ Delorie <dj@redhat.com>
25261 * config/frv/predicates.md (minmax_operator): Don't check operands
25264 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25266 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25267 Update constant estimates of number of iterations.
25268 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25269 argument renamed to "realistic".
25270 (compute_estimated_nb_iterations): Removed.
25271 (record_niter_bound): New function.
25272 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25273 call record_nonwrapping_iv with upper = false.
25274 (infer_loop_bounds_from_signedness): Pass upper argument to
25275 record_nonwrapping_iv.
25276 (estimate_numbers_of_iterations_loop): Do not call
25277 compute_estimated_nb_iterations. Record estimate based on profile
25278 information. Initialize the constant estimates of number of
25280 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25282 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25283 number of iterations is too small.
25284 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25285 (EST_NOT_AVAILABLE): Removed.
25286 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25287 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25290 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25292 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25293 Handle NE_EXPR guards.
25295 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25298 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25299 Set also -pedantic-errors by default for the preprocessor unless
25300 -fpermissive is given.
25302 2007-03-15 Richard Guenther <rguenther@suse.de>
25304 PR middle-end/29719
25305 PR middle-end/31161
25306 * builtins.c (expand_builtin_cexpi): As a fallback if we
25307 don't have builtins for sincos or cexp create a function
25308 declaration for cexp and expand to a call to that.
25309 (expand_builtin_int_roundingfn): Always fall
25310 back to floor/ceil and its variants even if they may be
25313 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25315 PR middle-end/31159
25316 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25317 jump tables, move the call to delete_dead_jumptables from here...
25318 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25319 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25320 don't allow merging of blocks that try_redirect_by_replacing_jump
25321 also does not handle when not optimizing.
25323 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25324 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25326 * config/i386/i386.md (x86_sahf_1): Correctly handle
25329 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25332 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25333 x86_64_general_operand as operand[2] predicate. Remove "iF"
25334 from operand constraints and use "e" constraint instead.
25335 (*subti3_1, *subti3_1 splitter): Ditto.
25336 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25337 operand[1] predicate.
25339 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25341 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25342 arrays, multiply the access strides by the size of the sub-array.
25343 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25345 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25347 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25348 the configured assembler supports the sahf mnemonic.
25349 * configure: Regenerate.
25350 * config.in: Regenerate.
25352 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25353 emit "sahf" or ".byte\t0x9e" as asm template.
25355 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25358 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25359 option to replace hard coded TARGET_xxx in md file.
25360 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25361 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25362 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25363 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25364 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25365 (X86_TUNE_NOT_VECTORMODE): Ditto.
25366 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25367 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25368 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25369 (TUNE_SLOW_IMUL_IMM8): Ditto.
25370 (TUNE_MOVE_M1_VIA_OR): Ditto.
25371 (TUNE_NOT_UNPAIRABLE): Ditto.
25372 (TUNE_NOT_VECTORMODE): Ditto.
25374 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25377 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25378 tuning options instead of hard coded TARGET_xxx.
25379 (fix ssemode peephole2's): Ditto.
25380 (imul peephole2's): Ditto.
25382 (movdi_or_rex64): Ditto.
25383 (move peephole2): Ditto.
25384 (not peephole2's): Ditto.
25386 2007-03-14 Dirk Mueller <dmueller@suse.de>
25388 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25389 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25390 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25392 * c-parser.c (c_parser_do_statement): Warn about empty body in
25393 do/while statement.
25394 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25395 * doc/invoke.texi (-Wempty-body): Update documentation.
25397 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25400 * c-common.h (warn_for_div_by_zero): Declare.
25401 * c-common.c (warn_for_div_by_zero): Define.
25402 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25405 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25407 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25408 to PREFIX and STANDARD_PREFIX.
25410 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25411 Phil Edwards <phil@codesourcery.com>
25413 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25414 (__gthread_once_t): Remove busy field for RTPs.
25415 (__GTHREAD_ONCE_INIT): Update accordingly.
25417 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25419 * doc/invoke.texi: Document VxWorks options.
25421 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25423 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25425 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25427 PR tree-optimization/30590
25428 * tree-nrv.c (tree_nrv): Check for the partial update of the
25431 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25433 * flags.h (flag_random_seed): Remove declaration, in favor of...
25434 * toplev.h (get_random_seed, set_random_seed): ... these.
25435 * tree.c (get_file_function_name): Use the former.
25436 * opts.c (common_handle_option): Use the latter.
25439 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25441 PR middle-end/31127
25442 * cse.c (cse_find_path): Do not bail out if a basic block that
25443 we already visited now becomes part of a path that starts at a
25444 different basic block. Just disallow this, to make sure we
25445 visit each basic block at most once.
25447 2007-03-13 Jan Hubicka <jh@suse.cz>
25449 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25450 attributes, when profile esitmate is present, calls with very low
25451 frequency are cold.
25453 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25455 PR tree-optimization/30730
25456 PR tree-optimization/26900
25457 * tree-ssa-loop-niter.c: Include gmp.h.
25458 (bounds): New type.
25459 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25460 split_to_var_and_offset, determine_value_range,
25461 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25462 bound_difference, bounds_add, bounds_negate,
25463 number_of_iterations_ne_max, dump_affine_iv): New functions.
25464 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25465 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25466 difference of initial and final value of control iv to validate
25468 (number_of_iterations_cond): Add loop parameter. Determine bounds
25469 on the difference of the extremes of the control iv. Add dumps.
25470 (expand_simple_operations): Handle phi nodes.
25471 (simplify_using_initial_conditions): Do not record used conditions.
25472 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25473 Do not set additional_info.
25474 (implies_nonnegative_p, implies_ge_p): Removed.
25475 (derive_constant_upper_bound): Do not use parameter `additional'.
25476 (record_estimate): Parameter `additional' removed. Parameter
25477 `i_bound' added. Do not call derive_constant_upper_bound.
25478 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25479 bound the number of iterations estimate.
25480 (estimate_numbers_of_iterations_loop): Pass the estimate from
25481 the number of iterations analysis to record_estimate.
25482 * tree.h (multiple_of_p): Declare.
25483 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25484 (scev_const_prop): Do not check expression_expensive_p.
25485 * fold-const.c (multiple_of_p): Exported.
25486 * double-int.c (double_int_mask): Exported.
25487 * double-int.h (double_int_mask): Declare.
25488 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25489 field. Added max field.
25491 2007-03-13 David Taylor <taylor@candd.org>
25494 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25497 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25500 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25501 two unamed patterns.
25503 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25505 * config/i386/i386.opt (mcx16, msahf): New options.
25506 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25507 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25509 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25510 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25511 Output -mcx16 and -msahf options when corresponding bit is set.
25513 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25514 and -msahf options.
25516 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25518 * configure.ac: Test for assembler tolerance to # 0 "".
25519 * configure, config.in: Rebuilt.
25520 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25522 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25524 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25526 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25527 (handle_syscall): Handle direct system calls.
25528 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25530 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25532 * doc/invoke.texi: Fix cpp.info cross-reference.
25533 * doc/passes.texi: Fix gcc.info cross-reference.
25535 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25537 PR tree-optimization/30835
25538 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25539 bb_for_stmt is not NULL before accessing it.
25541 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25543 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25546 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25549 * doc/install.texi: Document --enable-stage1-languages
25551 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25553 * tree-pass.h (pass_into_cfg_layout_mode,
25554 pass_outof_cfg_layout_mode): Declare.
25555 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25556 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25557 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25558 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25560 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25562 * c-decl.c (warn_variable_length_array): New function.
25563 Refactored from grokdeclarator to handle warn_vla
25564 and handle unnamed array case.
25565 (grokdeclarator): Refactored VLA warning case.
25566 * c.opt (Wvla): New flag.
25567 * doc/invoke.texi (Wvla): New warning.
25569 2007-03-12 Richard Henderson <rth@redhat.com>
25571 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25572 (TARGET_SECTION_TYPE_FLAGS): New.
25574 2007-03-12 Richard Henderson <rth@redhat.com>
25576 * config/darwin.c (machopic_reloc_rw_mask): New.
25577 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25578 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25580 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25582 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25583 * cppdefault.h (cpp_PREFIX): Document.
25584 (cpp_PREFIX_len): Likewise.
25585 (cpp_EXEC_PREFIX): New variable.
25586 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25587 * c-incpath.c (add_standard_paths): Correct logic for relocating
25588 paths within prefix.
25590 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25592 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25593 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25595 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25596 fix_truncdfdi_sse using SSEMODEF mode macro.
25597 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25598 fix_truncdfsi_sse using SSEMODEF mode macro.
25599 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25600 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25602 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25604 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25605 elfos.h to tm_file.
25607 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25609 * tree.h : Add multiple_of_p declaration.
25610 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25611 * ipa-type-escape.c (results_of_malloc): Redundant.
25612 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25613 (cast_type): Extended with new members.
25614 (check_cast): Returns cast_type.
25615 (cast): New structure for data of walk_use_def_chains.
25616 (is_malloc_result, is_cast_from_non_pointer_1,
25617 is_cast_from_non_pointer,
25618 is_array_access_through_pointer_and_index): New functions.
25619 (look_for_casts): Returns cast types.
25620 (check_call): Returns void.
25621 (okay_pointer_operation): Use support of pointer plus index,
25622 pointer plus constant and allow all multiplications.
25624 2007-03-11 Richard Guenther <rguenther@suse.de>
25626 PR tree-optimization/31115
25627 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25628 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25629 A shift count of zero is not special as with *_DIV_EXPR.
25630 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25633 2007-03-11 Ian Lance Taylor <iant@google.com>
25635 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25636 the *_DIV_EXPR codes correctly with overflow infinities.
25638 2007-03-11 Ira Rosen <irar@il.ibm.com>
25640 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25641 indicate success/failure of the analysis. Add negation to subtrahend
25642 in case of subtraction. Fail if both operands contain constants.
25643 (create_data_ref): Fail if analyze_offset fails.
25645 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25647 * config/i386/i386.md (frndintxf2): Rename to ...
25648 (rintxf2): ... this. Remove expander having same name.
25649 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25650 (roundsf2, rounddf2): Ditto.
25651 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25652 (lround<mode>di2, lround<mode>si2): Ditto.
25654 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25656 * lower-subreg.c: Include except.h.
25657 (decompose_multiword_subregs): Verify that the only control flow
25658 insns we can split are loads to multi-words pseudos.
25659 Handle breaking such blocks after splitting, instead of calling
25660 find_many_sub_basic_blocks.
25662 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25663 on the new basic block. Add a lengthy comment explaining why we
25664 thought this was necessary.
25665 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25667 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25670 * tree.c (walk_type_fields): Recurse into the element type of
25671 ARRAY_TYPEs if there is a pointer set.
25673 2007-03-10 Dirk Mueller <dmueller@suse.de>
25675 * c-common.c (warn_logical_operator): Fix condition.
25677 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25679 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25681 * config/darwin.c (machopic_select_section): Remove superfluous
25682 argument in call to categorize_decl_for_section. Remove unused
25685 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25687 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25689 * configure: Regenerate.
25691 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25694 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25695 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25696 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25697 Add LABEL_NUSES to emitted label.
25698 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25699 branch probability value to emitted jump insn.
25700 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25701 Do not check life information and do not re-arrange input operands
25702 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25704 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25706 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25707 the change of decode_asm_operands.
25709 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25711 * mode-switching.c (create_pre_exit): Skip blockage insn.
25713 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25715 * tree-pass.h (TODO_update_smt_usage): Remove.
25717 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25721 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25723 * pa.c (attr_length_call): Revise condition for long
25724 pc-relative branch.
25725 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25726 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25727 sequence on SOM target.
25729 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25731 * gcc.c: Document %{, in big comment at top.
25732 (input_suffix_matches): Remove special handling for .s and
25734 (input_spec_matches): New.
25735 (handle_braces): Handle %{,.
25736 (validate_switches): ',' indicates a value which is not a switch.
25737 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25738 to detect assembler input.
25739 * config/i386/sol2.h (CPP_SPEC): Likewise.
25740 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25741 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25742 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25743 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25744 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25745 -m64 causes deployment target to default to 10.5.
25746 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25748 2007-03-09 Richard Henderson <rth@redhat.com>
25751 * target.h (targetm.asm.out.reloc_rw_mask): New.
25752 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25753 (TARGET_ASM_OUT): Use it.
25754 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25755 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25756 use the new reloc_rw_mask target hook instead.
25757 (default_section_type_flags_1): Merge into...
25758 (default_section_type_flags): ... here.
25759 (decl_readonly_section_1): Merge into...
25760 (decl_readonly_section): ... here.
25761 (default_elf_select_section_1): Merge into...
25762 (default_elf_select_section): ... here.
25763 (default_unique_section_1): Merge into...
25764 (default_unique_section): ... here.
25765 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25766 (default_select_rtx_section): Use it.
25767 (default_elf_select_rtx_section): Likewise.
25768 * output.h: Update to match.
25769 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25770 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25771 (TARGET_ASM_RELOC_RW_MASK): New.
25772 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25773 to categorize_decl_for_section.
25774 (x86_64_elf_unique_section): Likewise.
25775 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25776 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25777 (TARGET_ASM_RELOC_RW_MASK): New.
25778 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25779 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25780 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25781 (TARGET_RWRELOC): Remove.
25782 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25783 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25784 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25785 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25786 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25787 (rs6000_xcoff_select_section): Use decl_readonly_section.
25788 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25789 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25790 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25791 (TARGET_SECTION_TYPE_FLAGS): Remove.
25792 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25794 2007-03-09 Roger Sayle <roger@eyesopen.com>
25796 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25797 complex constant equality/inequality comparisons for here.
25798 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25799 known at compile-time or can be simplified to a scalar comparison.
25800 (fold_relational_const): Move compile-time evaluation of complex
25801 constant equality/inequality comparisons to here.
25803 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25805 PR rtl-optimization/30643
25806 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25808 (fold_rtx): Recurse, like before 2006-11-03.
25810 2007-03-09 DJ Delorie <dj@redhat.com>
25812 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25815 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25817 PR tree-optimization/30375
25818 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25819 LHS of statements is not the same.
25820 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25822 2007-03-09 Chao-ying Fu <fu@mips.com>
25824 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25826 * doc/invoke.texi (-mdspr2): Document new option.
25827 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25828 New unspec for DSP REV 2.
25829 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25830 these instructions are extended in DSP REV 2.
25831 (mips-dspr2.md): Include.
25832 * config/mips/mips.opt (mdspr2): New option.
25833 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25834 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25835 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25836 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25837 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25838 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25839 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25841 (bdesc_map): Add one field of unsupported_target_flags.
25842 (bdesc_arrays): Update entries to have extra fields. Add
25844 (mips_init_builtins): Initialize new function types.
25845 Check unsupported_target_fileds to filter out builtins.
25846 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25848 (ASM_SPEC): Pass mdspr2 to the assembler.
25849 * config/mips/mips-dspr2.md: New file.
25851 2007-03-09 Sa Liu <saliu@de.ibm.com>
25853 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25855 2007-03-09 Ian Lance Taylor <iant@google.com>
25857 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25858 argument) like -Wstrict-overflow=2.
25859 * doc/invoke.texi (Warning Options): Update documentation.
25861 2007-03-09 Dirk Mueller <dmueller@suse.de>
25864 * doc/invoke.texi (-Wlogical-op): Document.
25865 * common.opt (-Wlogical-op): New.
25866 * c-common.h (warn_logical_operator): Declare.
25867 * c-common.c (warn_logical_operator): Define.
25868 * c-typeck.c (parser_build_binary_op): Call
25869 warn_logical_operator.
25871 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25873 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25874 * final.c (final_scan_insn): Test for non-"" file name.
25876 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25878 * doc/loop.texi: Document the Omega linear constraints solver.
25879 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25880 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25881 omega-hash-table-size, omega-max-keys, and
25882 omega-eliminate-redundant-constraints.
25883 * tree-pass.h (pass_check_data_deps): Declared.
25886 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25887 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25888 pass_check_data_deps): New.
25889 * tree-data-ref.c (init_data_ref): Remove declaration.
25890 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25891 (analyze_array): Renamed init_array_ref, move up initializations.
25892 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25893 Removed arguments that are set to NULL.
25894 (analyze_indirect_ref): Correct indentation, correct call to
25896 (object_analysis): Call init_array_ref instead of analyze_array.
25897 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25898 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25899 of DR_ACCESS_FNS_ADDR.
25900 (init_omega_eq_with_af, omega_extract_distance_vectors,
25901 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25902 ddr_consistent_p): New.
25903 (compute_affine_dependence): Check consistency of ddrs when
25904 flag_check_data_deps is passed.
25905 (analyze_all_data_dependences): Uncomment.
25906 (tree_check_data_deps): New.
25907 * tree-data-ref.h: Include omega.h.
25908 (DR_ACCESS_FNS_ADDR): Removed.
25909 (data_dependence_relation): Add inner_loop.
25910 (DDR_INNER_LOOP): New.
25911 * common.opt (fcheck-data-deps): New.
25912 * tree-flow.h (tree_check_data_deps): Declare.
25913 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25914 (OBJS-common): Depend on omega.o.
25916 * passes.c (pass_check_data_deps): Scheduled.
25917 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25918 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25919 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25920 PARAM_VECT_MAX_VERSION_CHECKS,
25921 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25923 2007-03-09 Richard Guenther <rguenther@suse.de>
25925 PR tree-optimization/30904
25926 PR middle-end/31058
25927 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25928 the same way as *_DIV_EXPR.
25930 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25932 * recog.c (decode_asm_operands): No mixed declarations and code.
25934 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25936 * rtl.def (ASM_INPUT): Add location.
25937 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25938 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25939 (decode_asm_operands): Add loc operand.
25940 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25941 * stmt.c (expand_asm): Rename to...
25942 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25943 gen_rtx_ASM_INPUT_loc.
25944 (expand_asm_expr): Adjust.
25945 * recog.c (decode_asm_operands): Add loc operand.
25946 (check_asm_operands, extract_insn): Adjust.
25947 * reload1.c (maybe_fix_stack_asms): Likewise.
25948 * final.c (asm_insn_count): Likewise.
25949 (final_scan_insn): Output # line before and after asm.
25951 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25953 * tree-ssa-structalias.c (variable_info): Remove
25955 (new_var_info): Ditto.
25956 (shared_bitmap_info_t): New structure.
25957 (shared_bitmap_table): New variable.
25958 (shared_bitmap_hash): New function.
25959 (shared_bitmap_eq): Ditto
25960 (shared_bitmap_lookup): Ditto.
25961 (shared_bitmap_add): Ditto.
25962 (merge_smts_into): Change to take bitmap directly.
25963 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25964 (init_alias_vars): Init shared bitmap hashtable.
25965 (delete_points_to_sets): Delete shared bitmap hashtable.
25966 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25967 is_aliased removal as a change that was still necessary was
25970 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25972 * config/i386/i386.h (override_options): Conditionally disable
25973 x86_sahf for 64bit targets only.
25975 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25978 * c-decl.c (merge_decls): Don't call make_var_volatile.
25979 * varasm.c (make_var_volatile): Remove.
25980 * output.h (make_var_volatile): Remove.
25982 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25984 PR tree-optimization/31085
25985 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25987 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25989 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25990 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25991 ATTR_CONST_NOTHROW_LIST.
25993 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25996 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25998 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26000 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26003 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26005 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26006 passed, use shared libgcc.
26008 2007-03-08 Roger Sayle <roger@eyesopen.com>
26010 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26011 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26012 (honor_protect_cleanup_actions, lower_try_finally_switch):
26014 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26015 ifc_temp_var): Likewise.
26016 * tree-inline.c (setup_one_parameter): Likewise.
26017 * tree-mudflap.c (mf_decl_cache_locals,
26018 mf_build_check_statement_for): Likewise.
26019 * tree-nested.c (init_tmp_var, save_tmp_var,
26020 finalize_nesting_tree_1): Likewise.
26021 * tree-outof-ssa.c (insert_copy_on_edge,
26022 insert_backedge_copies): Likewise.
26023 * tree-profile.c (tree_gen_edge_profiler,
26024 tree_gen_ic_profiler): Likewise.
26025 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26026 * tree-sra.c (sra_build_assignment): Likewise.
26027 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26028 * tree-ssa-math-opts.c (insert_reciprocals,
26029 execute_cse_sincos_1): Likewise.
26030 * tree-tailcall.c (adjust_accumulator_values,
26031 adjust_return_value): Likewise.
26032 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26033 * tree-vect-transform.c (vect_create_data_ref_ptr,
26034 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26035 vect_create_epilog_for_reduction, vectorizable_reduction,
26036 vectorizable_call, vectorizable_conversion,
26037 vectorizable_assignment, vectorizable_operation,
26038 vectorizable_type_demotion, vect_gen_widened_results_half,
26039 vect_permute_store_chain, vectorizable_store,
26040 vect_setup_realignment, vect_permute_load_chain,
26041 vectorizable_load, vectorizable_condition,
26042 vect_create_cond_for_align_checks): Likewise.
26043 * tree-vrp.c (build_assert_expr_for): Likewise.
26045 2007-03-08 Ian Lance Taylor <iant@google.com>
26047 * tree-vrp.c: Include "intl.h".
26048 (usable_range_p): New static function.
26049 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26050 overflowed values, juts set *strict_overflow_p.
26051 (compare_values): Only return -2 if one of the operands is not a
26053 (compare_ranges): Call usable_range_p.
26054 (compare_range_with_value): Likewise.
26055 (vrp_evaluate_conditional_warnv): Rename from
26056 vrp_evaluate_conditional. Make static. Change all callers.
26057 (vrp_evaluate_conditional): New function.
26058 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26059 on signed overflow.
26060 (simplify_abs_using_ranges): Likewise.
26061 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26062 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26063 within_stmt parameter.
26064 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26065 vrp_evaluate_conditional.
26066 * tree-ssa-threadedge.c
26067 (record_temporary_equivalences_from_stmts_at_dest): Change
26068 simplify parameter to take a second tree parameter.
26069 (simplify_control_stmt_condition): Likewise.
26070 (thread_across_edge): Likewise.
26071 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26072 (thread_across_edge): Likewise.
26073 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26075 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26077 * config/i386/i386.h (TARGET_SAHF): New define.
26078 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26079 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26080 (x86_sahf): New global variable.
26081 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26082 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26083 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26084 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26086 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26087 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26088 when expanding fcomi/sahf based tests.
26089 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26090 expanding sahf based alternative. Emit sahf based sequence when
26091 optimizing for code size.
26092 * config/i386/i386.md (x86_sahf_1): Do not disable for
26093 TARGET_64BIT, enable for TARGET_SAHF.
26095 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26097 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26098 spurious whitespace from error message.
26100 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26103 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26105 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26107 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26109 * tree-sra.c (instantiate_element): Propagate disabled warnings
26110 from the element itself to the created variable.
26112 2007-03-07 Richard Henderson <rth@redhat.com>
26115 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26116 silently fix up the stack in the case of a missing register.
26118 2007-03-07 Paul Brook <paul@codesourcery.com>
26120 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26122 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26124 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26126 (phase1_vrs): Use them.
26127 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26128 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26129 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26130 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26131 __gnu_Unwind_Restore_WMMXC if required.
26132 (_Unwind_VRS_Pop): Implement iWMMXt support.
26133 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26134 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26135 gnu_Unwind_Save_WMMXC): Define.
26137 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26139 * config/vxworks.h (vxworks_override_options): Declare.
26140 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26141 * config/vxworks.c: Include target.h and toplev.h.
26142 (vxworks_override_options): New function.
26143 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26145 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26147 * config/s390/s390.c (override_options): Don't emit an error when
26148 -mstack-size is used without providing -mstack-guard.
26149 (s390_emit_prologue): Choose stack_guard value automatically if not
26150 provided via command line.
26151 * doc/invoke.texi: Adjust description of -mstack-guard and
26154 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26156 * config/i386/i386.c (output_set_got): Add a GOT initialization
26157 sequence for VxWorks PIC.
26158 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26159 around labels as well as symbols. Use gotoff_operand instead
26160 of local_symbolic_operand.
26161 (legitimize_pic_address): Use gotoff_operand instead of
26162 local_symbolic_operand. Use @GOT accesses for labels as
26164 (ix86_output_addr_diff_elt): Use PC-relative rather than
26165 GP-relative offsets for VxWorks PIC.
26166 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26167 no_new_pseudos. Check whether the returned register is op0.
26168 * config/i386/i386.md (tablejump): Use PC-relative rather than
26169 GP-relative offsets for VxWorks PIC.
26170 * config/i386/predicates.md (gotoff_operand): New predicate.
26172 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26174 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26176 * config/vxworks-dummy.h: New file.
26177 * config/i386/i386.h: Include it.
26179 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26181 * dwarf2out.c (is_inlined_entry_point): New
26182 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26183 DW_AT_ranges if the first subblock is the entry point.
26185 2007-03-06 David Daney <ddaney@avtrex.com>
26187 * doc/install.texi (mips-*-*): Change recommended binutils
26190 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26192 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26193 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26195 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26196 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26198 2007-03-06 Jan Hubicka <jh@suse.cz>
26200 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26201 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26203 (probably_cold_bb_p): Cold functions are cold.
26204 (probably_never_executed_bb_p): Cold functions are cold.
26205 (tree_bb_level_predictions): Predict calls to cold functions as not
26207 (compute_function_frequency): Check hot/cold attributes.
26208 * function.h (function_frequency): Update comments.
26209 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26210 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26211 (c_common_att): Add cold and hot.
26213 * doc/extend.texi (hot,cold attributes): Document.
26215 2007-03-06 Andrew Haley <aph@redhat.com>
26217 * function.c (expand_function_end): Move blockage to just after we
26218 emit the label for the naked return from the function.
26220 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26222 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26225 2007-03-06 Jan Hubicka <jh@suse.cz>
26227 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26228 loaded for constant large models. Non-large 64bit PIC can do.
26229 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26230 * cmodel.h: Add LARGE PIC.
26231 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26232 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26234 (*call_1_rex64): Disable for large models.
26235 (*call_1_rex64_large): New.
26236 (*call_value_1_rex64): Disable for large models.
26237 (*call_value_1_rex64_large): New.
26238 (set_rip_rex4): New.
26239 (set_got_offset_rex64): New.
26240 * config/i386/predicates.md (constant_call_address_operand): For
26241 large model constant calls are not possible.
26242 * config/i386/i386-protos.h (construct_plt_address): Declare.
26243 * config/i386/i386.c (override_options): Accept large models.
26244 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26245 (legitimate_constant_p): Add new UNSPECs.
26246 (legitimate_pic_operand_p): Likewise.
26247 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26248 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26250 (output_pic_addr_const): Add PLTOFF.
26251 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26252 (ix86_expand_move): Legitimize pic address when in PIC mode.
26253 (construct_plt_address): New function.
26254 (ix86_expand_call): Offload the address to register and use GOT
26255 pointer for large model.
26256 * invoke.texi (mcmodel=large): Update documentation.
26258 2007-03-06 Richard Henderson <rth@redhat.com>
26260 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26261 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26262 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26263 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26264 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26265 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26266 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26267 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26268 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26269 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26270 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26271 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26272 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26273 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26274 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26275 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26276 x86_schedule, x86_use_bt, x86_pad_returns,
26277 x86_use_xchgb): Merge into ...
26278 (ix86_tune_features): ... here. New array.
26279 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26280 x86_bswap): Merge into ...
26281 (ix86_arch_features): ... here. New array.
26282 (x86_3dnow_a): Remove.
26283 (x86_accumulate_outgoing_args): Make static.
26284 (x86_arch_always_fancy_math_387): Make static.
26285 (ix86_tune_mask, ix86_arch_mask): Move ...
26286 (override_options): ... to local variables here. Apply the
26287 appropriate mask to each element of ix86_arch_features and
26288 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26289 as were done in the old macros.
26290 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26291 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26292 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26293 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26294 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26295 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26296 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26297 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26298 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26299 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26300 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26301 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26302 x86_accumulate_outgoing_args, x86_prologue_using_move,
26303 x86_epilogue_using_move, x86_decompose_lea,
26304 x86_arch_always_fancy_math_387, x86_shift1,
26305 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26306 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26307 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26308 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26309 x86_use_incdec, x86_pad_returns, x86_bswap,
26310 x86_partial_flag_reg_stall): Remove.
26311 (enum ix86_tune_indices): New.
26312 (ix86_tune_features): New.
26313 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26314 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26315 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26316 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26317 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26318 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26319 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26320 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26321 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26322 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26323 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26324 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26325 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26326 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26327 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26328 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26329 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26330 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26331 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26332 TARGET_EXT_80387_CONSTANTS): Use it.
26333 (enum ix86_arch_indices): New.
26334 (ix86_arch_features): New.
26335 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26336 TARGET_BSWAP): Use it.
26337 (ix86_tune_mask, ix86_arch_mask): Remove.
26339 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26342 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26343 Define using $${sysroot_headers_suffix}.
26344 * configure: Regenerate.
26345 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26346 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26348 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26349 * gcc.c (print_sysroot_headers_suffix): New.
26350 (option_map): Include --print-sysroot-headers-suffix.
26351 (display_help): Mention -print-sysroot-headers-suffix.
26352 (process_command): Handle -print-sysroot-headers-suffix.
26353 (do_spec_1): Append multilib directory to include-fixed path if
26354 sysroot suffixes in use.
26355 (main): Handle -print-sysroot-headers-suffix.
26356 * Makefile.in (start.encap): Don't depend on xlimits.h
26357 (xlimits.h): Remove.
26358 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26359 limits.h for each multilib in fixinc_list.
26360 (fixinc_list, s-fixinc_list): New.
26361 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26362 generate them for each multilib in fixinc_list.
26363 (stmp-fixproto): Use include-fixed. Run fixproto for each
26364 multilib in fixinc_list.
26365 (mostlyclean): Don't remove xlimits.h.
26366 (clean): Remove include-fixed.
26367 (real-install-headers-tar, real-install-headers-cpio,
26368 real-install-headers-cp): Don't copy include, only include-fixed.
26369 (install-mkheaders): Depend on fixinc_list. Don't depend on
26370 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26371 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26372 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26374 2007-03-06 Jan Hubicka <jh@suse.cz>
26376 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26379 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26381 * configure.ac: Allow tm_file to contain build-directory files.
26382 * configure: Regenerate.
26383 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26384 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26385 * config/m68k/print-sysroot-suffix.sh: New file.
26387 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26389 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26390 of pic_offset_table_rtx if reload_completed.
26391 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26392 PIC_OFFSET_TABLE_REGNUM.
26393 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26395 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26396 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26398 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26400 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26401 functions that call eh_return.
26403 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26405 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26406 functions that need a constant pool.
26408 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26411 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26412 (m68k_preferred_reload_class): Likewise.
26413 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26414 (SECONDARY_RELOAD_CLASS): Define.
26415 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26416 (LIMIT_RELOAD_CLASS): Delete.
26417 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26418 registers from storing bytes.
26419 (m68k_secondary_reload_class): New function.
26420 (m68k_preferred_reload_class): Likewise.
26422 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26424 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26426 (m68k_expand_prologue): Likewise.
26428 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26430 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26431 (mips_expand_epilogue): Add a bool parameter.
26432 (m68k_legitimize_sibcall_address): Declare.
26433 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26434 (m68k_expand_epilogue): Add a parameter to select between sibling
26435 and normal epilogues. Only generate a return for the latter.
26436 (m68k_ok_for_sibcall_p): New function.
26437 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26438 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26439 (sibcall_value, *sibcall_value): Likewise.
26440 (*call, *call_value): Require !SIBLING_CALL_P.
26441 (epilogue): Update call to m68k_expand_epilogue.
26442 (sibcall_epilogue): New pattern.
26443 * config/m68k/predicates.md (const_call_operand): Say that this
26444 predicate applies to sibling calls too.
26445 (sibcall_operand): New predicate.
26447 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26449 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26450 alternatives as movsi_cf.
26451 (movsf_cf_hard): Add commentary.
26453 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26454 Richard Sandiford <richard@codesourcery.com>
26456 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26457 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26458 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26459 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26460 as being live on exit from an interrupt function.
26461 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26462 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26463 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26464 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26465 (m68k_interrupt_function_p): Globalize.
26466 (m68k_compute_frame_layout): Remove reverse mask code.
26467 (m68k_emit_movem, m68k_set_frame_related): New functions.
26468 (m68k_output_function_prologue): Delete in favor of...
26469 (m68k_expand_prologue): ...this new function.
26470 (m68k_output_function_epilogue): Delete in favor of...
26471 (m68k_expand_epilogue): ...this new function.
26472 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26474 (print_operand): Handle %?.
26475 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26476 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26477 (prologue, epilogue): New patterns.
26478 (return): Turn into a define_expand.
26479 (*return): New pattern, derived from old "return" pattern. Use rte
26480 rather than rts for interrupt functions. Only use rtd if the pop
26482 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26483 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26484 (link, *link, unlink, *unlink, load_got): Likewise.
26486 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26490 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26491 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26492 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26493 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26494 and m68k_matches_u_p.
26495 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26496 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26497 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26498 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26499 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26500 (REG_STRICT_P): New macro.
26501 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26502 PCREL_GENERAL_OPERAND_OK.
26503 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26504 m68k_legitimate_base_reg_p.
26505 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26506 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26507 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26508 * config/m68k/m68k.c (m68k_address): New structure.
26509 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26510 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26511 (m68k_jump_table_ref_p, m68k_decompose_address)
26512 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26513 (m68k_matches_u_p): New functions.
26514 (print_operand_address): Rewrite to use m68k_decompose_index.
26516 2007-03-05 David Taylor <dtaylor@emc.com>
26518 * gcc.c: Correct copyright date in --version output.
26520 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26522 * pa.md: In unamed move patterns, disparge copies between general
26523 and floating point registers using '?' modifier. Don't include 'f'
26524 constraint for register preferences in DImode, SImode, HImode and
26525 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26526 Remove constraints for copies between general and floating registers
26527 in soft-float DFmode pattern.
26528 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26532 2007-03-05 Mike Stump <mrs@apple.com>
26534 * c-common.c (targetcm): Add.
26535 * c-opts.c (c_common_handle_option): Handle language specific
26537 * opts.c (handle_option): Verify language for target options, if
26539 * opth-gen.awk: Add CL_LANG_ALL.
26540 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26541 (TARGETCM_INITIALIZER): Add.
26542 * target.h (struct gcc_targetcm): Add.
26544 * targhooks.c (default_handle_c_option): Add.
26545 * targhooks.h (default_handle_c_option): Add.
26546 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26548 * config/darwin.opt (iframework): Add.
26549 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26550 * config/darwin-c.c (handle_c_option): Add.
26551 (TARGET_HANDLE_C_OPTION): Add.
26553 * doc/invoke.texi (Darwin Options): Add -iframework.
26555 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26557 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26560 2007-03-05 Ian Lance Taylor <iant@google.com>
26562 * c.opt (fgnu89-inline): New option.
26563 * c-opts.c (c_common_post_options): Set default value for
26565 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26566 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26568 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26569 (grokdeclarator, start_function): Likewise.
26570 * c-cppbuiltin.c (c_cpp_builtins): Define either
26571 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26572 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26573 (C Dialect Options): Document -fgnu89-inline.
26574 * doc/extend.texi (Function Attributes): Explain what the
26575 gnu_inline attribute does.
26576 * doc/cpp.texi (Common Predefined Macros): Document
26577 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26579 2007-03-05 Ian Lance Taylor <iant@google.com>
26581 PR tree-optimization/31034
26582 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26583 half-range if the other side is an overflow infinity.
26585 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26587 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26588 (bfin*-linux-uclibc*): New configuration.
26589 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26591 * config/bfin/linux.h: New file.
26592 * config/bfin/libgcc-bfin.ver: New file.
26593 * config/bfin/t-bfin-uclinux: New file.
26594 * config/bfin/t-bfin-linux: New file.
26595 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26596 (TARGET_OS_CPP_BUILTINS): New macro.
26598 2007-03-05 Richard Guenther <rguenther@suse.de>
26600 * fold-const.c (fold_binary): Remove duplicate folding
26601 of comparison of non-null ADDR_EXPR against null.
26603 2007-03-05 Richard Guenther <rguenther@suse.de>
26604 Dorit Nuzman <dorit@il.ibm.com>
26606 PR tree-optimization/26420
26607 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26608 are no loops in the function. Only print the number of
26609 vectorized loops if it is greater than zero or we are supposed
26610 to print information about unvectorized loops.
26612 2007-03-05 Revital Eres <eres@il.ibm.com>
26614 * gcc.dg/var-expand1.c: New test.
26615 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26616 when an accumulator is expanded.
26618 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26621 * c-common.c (convert_and_check): Don't give warnings for
26622 conversion if 'expr' already overflowed.
26624 2007-03-04 Roger Sayle <roger@eyesopen.com>
26626 PR middle-end/30744
26627 * fold-const.c (fold_comparison): Enforce type consistency when
26628 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26630 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26632 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26633 containing a cast to the base of TARGET_MEM_REF.
26635 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26637 * tree.c (tree_contains_struct_check_failed): Remove spurious
26638 whitespace from error message.
26640 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26643 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26644 instead of precision.
26646 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26647 Nathan Sidwell <nathan@codesourcery.com>
26649 * emit-rtl.c (find_auto_inc): New.
26650 (try_split): recreate REG_INC notes,
26651 Use regular for loops rather than whiles.
26653 2007-03-03 Andreas Schwab <schwab@suse.de>
26655 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26656 * configure: Regenerate.
26658 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26660 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26661 flag_rounding_math, not flag_unsafe_math_optimizations.
26663 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26665 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26666 alpha_fold_vector_minmax): Likewise.
26667 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26668 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26670 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26672 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26673 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26674 if the lhs has side-effects.
26675 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26677 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26679 * config/i386/i386.h (TUNEMASK): Remove define.
26680 (ARCHMASK): Remove define.
26681 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26682 Use ix86_arch_mask variable instead of ARCHMASK.
26683 * config/i386/i386.c (override_options): Ditto.
26684 (standard_80387_constant_p): Ditto.
26686 2007-03-02 Ian Lance Taylor <iant@google.com>
26688 Used signed infinities in VRP.
26689 * tree-vrp.c (uses_overflow_infinity): New static function.
26690 (supports_overflow_infinity): New static function.
26691 (make_overflow_infinity): New static function.
26692 (negative_overflow_infinity): New static function.
26693 (positive_overflow_infinity): New static function.
26694 (is_negative_overflow_infinity): New static function.
26695 (is_positive_overflow_infinity): New static function.
26696 (is_overflow_infinity): New static function.
26697 (overflow_infinity_range_p): New static function.
26698 (compare_values_warnv): New function split out of compare_values.
26699 (compare_value): Call it.
26700 (set_value_range_to_nonnegative): Add overflow_infinity
26701 parameter. Change caller.
26702 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26704 (vrp_expr_computes_nonzero): Likewise.
26705 (compare_ranges, compare_range_with_value): Likewise.
26706 (compare_name_with_value, compare_names): Likewise.
26707 (vrp_evaluate_conditional): Likewise.
26708 (set_value_range): Handle infinity
26709 (vrp_operand_equal_p, operand_less_p): Likewise.
26710 (extract_range_from_assert): Likewise.
26711 (vrp_int_const_binop): Likewise.
26712 (extract_range_from_binary_expr): Likewise.
26713 (extract_range_from_unary_expr): Likewise.
26714 (extract_range_from_comparison): Likewise.
26715 (extract_range_from_expr): Likewise.
26716 (dump_value_range): Likewise.
26717 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26718 (test_for_singularity): Likewise.
26719 (vrp_int_const_binop): Remove inline qualifier.
26720 (adjust_range_with_scev): Add comment.
26721 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26723 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26725 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26726 (get_constraint_for): Likewise.
26727 (do_structure_copy): Likewise.
26728 (find_func_aliases): Fix references to MODIFY_EXPR.
26729 (intra_create_variable_infos): Tidy.
26730 * tree-ssa-operands.c (add_virtual_operand): Add argument
26732 When adding members of alias sets, if IS_CALL_SITE is true and
26733 the symbol is not call-clobbered, skip it.
26734 Adjust all callers.
26736 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26738 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26739 entry by means of emit_insn_at_entry.
26741 2007-03-02 Richard Henderson <rth@redhat.com>
26743 * expr.h (promoted_input_arg): Remove decl.
26744 * function.c (promoted_input_arg): Merge into ...
26745 * combine.c (setup_incoming_promotions): ... only caller.
26746 Rearrange to avoid double loop.
26748 2007-03-02 Ben Elliston <bje@au.ibm.com>
26749 Peter Bergner <bergner@vnet.ibm.com>
26750 Janis Johnson <janis187@us.ibm.com>
26752 * config/rs6000/dfp.md: New file.
26753 * config/rs6000/rs6000.md: Include dfp.md.
26754 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26755 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26756 and TDmode decimal float modes in FP registers.
26757 (num_insns_constant): Likewise.
26758 (rs6000_legitimate_offset_address_p): Likewise.
26759 (rs6000_legitimize_address): Likewise.
26760 (rs6000_legitimize_reload_address): Likewise.
26761 (rs6000_legitimate_address): Likewise.
26762 (rs6000_emit_move): Likewise.
26763 (function_arg_boundary): Likewise.
26764 (function_arg_advance): Likewise.
26765 (rs6000_darwin64_record_arg_recurse): Likewise.
26766 (function_arg): Likewise.
26767 (rs6000_gimplify_va_arg): Likewise.
26768 (rs6000_split_multireg_move): Likewise.
26769 (rs6000_output_function_epilogue): Likewise.
26770 (rs6000_output_function_epilogue): Likewise.
26771 (rs6000_register_move_cost): Likewise.
26772 (rs6000_function_value): Likewise.
26773 (rs6000_libcall_value): Likewise.
26775 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26777 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26779 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26781 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26782 Use $MULTIDIR to choose between the kernel and RTP headers,
26783 and use $WIND_BASE and $WIND_USR to locate them.
26785 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26787 * config/i386/i386.c (override_options): Put initialization of
26788 ix86_tune_mask and ix86_arch_mask to the correct place.
26790 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26791 Michael Meissner <michael.meissner@amd.com>
26794 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26795 (ARCHMASK): Define.
26796 (TARGET_CMOVE): Use ARCHMASK.
26797 (TARGET_CMPXCHG): Ditto.
26798 (TARGET_CMPXCHG8B): Ditto.
26799 (TARGET_XADD): Ditto.
26800 (TARGET_BSWAP): Ditto.
26801 * config/i386/i386.c (ix86_tune_mask): New global variable.
26802 (ix86_arch_mask): Ditto.
26803 (override_options): Initialize ix86_tune_mask and
26804 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26807 2007-03-02 Ben Elliston <bje@au.ibm.com>
26810 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26812 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26814 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26815 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26816 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26817 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26819 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26820 rs6000_init_dwarf_reg_sizes_extra): New.
26821 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26822 SPE register high parts.
26824 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26826 * Makefile.in: Add install-pdf target as
26827 copied from automake v1.10 rules.
26828 * configure.ac: Add install-pdf to target list.
26829 * configure: Regenerate.
26831 2007-03-01 Paul Brook <paul@codesourcery.com>
26833 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26834 modes to LDRD for DImode.
26835 (output_move_double): Fixup out of range ldrd/strd.
26836 (vfp_secondary_reload_class): Rename...
26837 (coproc_secondary_reload_class): ... to this. Add wb argument.
26838 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26839 coproc_secondary_reload_class for CLASS_IWMMXT.
26840 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26841 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26843 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26845 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26846 unroll factor by the estimated number of iterations.
26847 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26848 than prefetch latency.
26850 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26851 decode_caches_intel, detect_caches_intel): New functions.
26852 (host_detect_local_cpu): Use detect_caches_amd and
26853 detect_caches_intel.
26855 2007-03-01 Richard Henderson <rth@redhat.com>
26857 * expr.c (emit_move_complex_push): Export.
26858 (emit_move_complex_parts): Split out from ...
26859 (emit_move_complex): ... here.
26860 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26861 * config/i386/i386.md (movcdi): New.
26863 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26865 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26866 size of mode1 to check for tieable modes in MMX case.
26868 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26870 * Makefile.in (rtlanal.o): Depend on tree.h.
26871 * rtl.h (offset_within_section_p, split_const): Declare.
26872 * rtlanal.c: Include tree.h.
26873 (offset_within_block_p): New function, taken from
26874 mips_offset_within_object_p.
26875 (split_const): New function, taken from mips_split_const.
26876 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26878 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26879 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26880 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26881 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26882 (m68k_illegitimate_symbolic_constant_p): New function.
26883 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26884 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26885 symbolic constant that might be outside the symbol's section,
26886 move the symbol first and then add the offset.
26887 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26889 * config/mips/mips.c (mips_split_const): Delete.
26890 (mips_offset_within_object_p): Delete.
26891 (mips_symbolic_constant_p): Use offset_within_section_p and
26892 split_const instead of mips_offset_within_object_p and
26894 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26895 (mips_legitimize_const_move, print_operand_reloc)
26896 (mips_dangerous_for_la25_p): Use split_const instead of
26899 2007-02-28 Eric Christopher <echristo@apple.com>
26901 * Makefile.in (install-include-dir): Don't rm -rf include.
26903 2007-02-28 Richard Guenther <rguenther@suse.de>
26905 PR middle-end/30364
26906 * fold-const.c (fold_binary): Do not associate expressions
26907 with more than one variable for integer types that do not wrap.
26909 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26911 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26912 Delete, and replace with...
26913 (fold_builtin_call_array): This. Update callers to use it.
26914 * fold-const.c (fold_build_call_list): Delete, and replace with...
26915 (fold_build_call_array): This.
26916 (fold_build_call_list_initializer): Delete, and replace with...
26917 (fold_build_call_array_initializer): This.
26918 * tree.h: Update declarations to reflect above changes.
26920 * c-typeck.c (build_function_call): Store converted arguments
26921 in a stack-allocated array instead of building a list.
26922 (convert_arguments): Store arguments in the array passed in as an
26923 argument, and return the actual number of arguments.
26924 * c-format.c: (check_function_format): Pass arguments in an
26925 array instead of a list.
26926 * c-common.c (check_function_nonnull): Likewise.
26927 (check_function_sentinel): Likewise.
26928 (check_function_arguments): Likewise.
26929 * c-common.h: Update declarations to reflect above changes.
26931 2007-02-28 Jan Hubicka <jh@suse.cz>
26933 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26934 PRED_NEGATIVE_RETURN): Update outcomes.
26936 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26938 * calls.c (emit_library_call_value_1): Handle partial registers
26939 correctly when building up CALL_INSN_FUNCTION_USAGE.
26941 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26943 * pa/predicates.md (move_src_operand): Allow zero for mode.
26944 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26947 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26950 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26951 *movv2df_internal): Enable pattern only for valid operand
26953 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26954 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26956 2007-02-27 Mike Stump <mrs@apple.com>
26958 * config/darwin-crt3.c: Avoid compilation when compiling for a
26961 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26963 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26965 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26966 for fixed headers and limits.h.
26967 (install-include-dir, install-headers-tar, install-headers-cpio,
26968 install-headers-cp, real-install-headers-tar,
26969 real-install-headers-cpio, real-install-headers-cp): Handle
26970 include-fixed as well as include.
26971 (install-mkheaders): Don't install files that go only in include
26973 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26974 from GCC_INCLUDE_DIR.
26975 * gcc.c (process_command): Remove special -BstageN/ handling.
26976 (do_spec_1): Add include-fixed directories.
26978 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26980 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26982 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26984 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26987 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26989 * c-common.c (get_priority): Add check for
26990 SUPPORTS_INIT_PRIORITY.
26992 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26994 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26996 * config/bfin/bfin.c: Include "cfglayout.h".
26997 (MAX_LSETUP_DISTANCE): New macro.
26998 (struct loop_info): New members incoming, incoming_src and
26999 incoming_dest. Delete member predecessor.
27000 (length_for_loop): New function.
27001 (bfin_optimize_loop): Handle more different loop structures.
27002 (bfin_discover_loop): Rework detection of predecessor blocks by
27003 examining incoming edges.
27004 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27006 (bfin_reorder_loops): New function.
27007 (bfin_reorg_loops): Use these three new functions.
27009 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27010 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27011 (CONSTRAINT_LEN): Add entry for 'q'.
27012 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27013 Add 'q' constraints.
27014 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27015 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27017 * config/bfin/bfin.md (add_with_carry): New pattern.
27018 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27019 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27020 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27021 support unsigned multiplies too. Removed incorrect commutativity from
27022 operand 1 constraint where appropriate.
27023 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27025 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27026 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27028 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27029 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27030 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27031 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27032 usmulhisi_hh_huh): New patterns.
27034 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27035 lshifthi3): Fix output template to use half reg for operand 2.
27037 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27040 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27042 2007-02-27 Andreas Schwab <schwab@suse.de>
27044 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27046 2007-02-27 Jan Hubicka <jh@suse.cz>
27048 * predict.c (last_basic_block_p): Remove.
27049 (tree_estimate_probability): Update return heuristic for commonized
27052 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27054 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27056 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27058 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27059 * doc/cpp.texi: Standardize title page.
27060 * doc/cppinternals.texi: Likewise.
27061 * doc/gcc.texi: Standardize title page, remove version number
27062 from copyright page.
27063 * doc/gccint.texi: Likewise.
27064 * doc/install.texi: Standardize title page, add table of
27067 2007-02-26 Jan Hubicka <jh@suse.cz>
27069 * predict.def: Set outcomes according to more recent results.
27070 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27071 Remove dead predictors.
27072 * predict.c (return_prediction): Fix pasto.
27074 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27076 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27077 change; avoid a memory leak when returning early.
27079 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27081 * c-decl.c (static_ctors): Move to c-common.c.
27082 (static_dtors): Likewise.
27083 (finish_function): Use c_record_cdtor_fn.
27084 (build_cdtor): Move to c-common.c.
27085 (c_write_global_declarations): Use c_build_cdtor_fns.
27086 * c-common.h (static_ctors): Declare.
27087 (static_dtors): Likewise.
27088 (c_record_cdtor_fn): Likewise.
27089 (c_build_cdtor_fns): Likewise.
27090 * c-common.c (static_ctors): New variable.
27091 (static_dtors): Likewise.
27092 (c_record_cdtor_fn): New function.
27093 (build_cdtor): Move from c-decl.c
27094 (c_build_cdtor_fns): New function.
27096 * output.h (assemble_addr_to_section): Declare.
27097 (get_cdtor_priority_section): Likewise.
27098 * varasm.c (assemble_addr_to_section): New function.
27099 (get_cdtor_priority_section): Likewise.
27100 (default_named_section_asm_out_destructor): Use them.
27101 (destor_dtor_section_asm_out_destructor): Likewise.
27102 (default_named_section_asm_out_constructor): Likewise.
27103 (default_ctor_section_asm_out_constructor): Likewise.
27104 * config.gcc (*-*-vxworks*): Include vxworks.o.
27105 * config/t-vxworks (vxworks.o): New target.
27106 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27107 (TARGET_ASM_CONSTRUCTOR): Define.
27108 (TARGET_ASM_DESTRUCTOR): Likewise.
27109 (vxworks_asm_out_constructor): Declare.
27110 (vxworks_asm_out_destructor): Likewise.
27112 * c-common.c (get_priority): Check that we have not just an
27113 INTEGER_CST, but an integer constant with integeral type.
27115 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27117 PR tree-optimization/30938
27118 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27119 use &dt[nargs-1] instead of &dt[nargs] in the call to
27120 vect_is_simple_use().
27122 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27124 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27125 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27126 Do not attempt to handle MEM inside auto-inc expressions.
27127 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27128 of a register modified by an auto-inc expression. However, do handle
27129 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27130 (elimination_effects): Prohibit elimination of a register modified
27131 by an auto-inc expression. Disable register elimination rules whose
27132 target register is modified by an auto-inc expression with variable
27135 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27137 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27139 (array_at_struct_end_p): New function.
27140 (idx_infer_loop_bounds): Use it.
27141 (estimate_numbers_of_iterations_loop): Export.
27142 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27143 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27144 (tree_estimate_probability): Call record_loop_exits.
27145 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27146 (estimated_loop_iterations, estimated_loop_iterations_int,
27147 estimated_loop_iterations_tree): New functions.
27148 (analyze_siv_subscript_cst_affine,
27149 compute_overlap_steps_for_affine_1_2,
27150 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27151 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27152 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27153 (PRED_LOOP_ITERATIONS_GUESSED): New.
27154 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27155 * cfgloop.h (estimate_numbers_of_iterations_loop,
27156 estimated_loop_iterations_int): Declare.
27158 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27160 * doc/extend.texi: Document optional priority argument to
27161 constructors and destructors.
27162 * tree.c (init_priority_for_decl): Adjust GTY markers.
27163 (init_ttree): Use priority-info hash functions for
27164 init_priority_for_decl.
27165 (tree_map_eq): Rename to ...
27166 (tree_map_base_eq): ... this.
27167 (tree_map_marked_p): Rename to ...
27168 (tree_map_base_marked_p): ... this.
27169 (tree_map_base_hash): New function.
27170 (decl_init_priority_lookup): Rework.
27171 (decl_fini_priority_lookup): New function.
27172 (decl_priority_info): New function.
27173 (decl_init_priority_insert): Use it.
27174 (decl_fini_priority_insert): Likewise.
27175 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27177 (decl_restrict_base_insert): Likewise.
27178 (decl_debug_expr_insert): Likewise.
27179 (decl_value_expr_lookup): Likewise.
27180 (decl_value_expr_insert): Likewise.
27181 * tree.h (priority_type): New type.
27182 (decl_init_priority_lookup): Use priority_type.
27183 (decl_fini_priority_lookup): New function.
27184 (decl_init_priority_insert): Use priority_type.
27185 (decl_fini_priority_insert): New function.
27186 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27187 (DECL_INIT_PRIORITY): Likewise.
27188 (SET_DECL_INIT_PRIORITY): Add comment.
27189 (DECL_FINI_PRIORITY): New macro.
27190 (SET_DECL_FINI_PRIORITY): Likewise.
27191 (DEFAULT_INIT_PRIORITY): Document.
27192 (MAX_INIT_PRIORITY): Likewise.
27193 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27194 (tree_map_base): New type.
27195 (tree_map_base_eq): New function.
27196 (tree_map_base_hash): Likewise.
27197 (tree_map_base_marked_p): Likewise.
27198 (tree_map): Inherit from tree_map_base.
27199 (tree_map_eq): Make it a macro.
27200 (tree_map_marked_p): Likewise.
27201 (tree_int_map): Inherit from tree_map_base.
27202 (tree_int_map_eq): Make it a macro.
27203 (tree_int_map_hash): Likewise.
27204 (tree_int_map_marked_p): Likewise.
27205 (tree_priority_map): New type.
27206 (tree_priority_map_eq): New macro.
27207 (tree_priority_map_hash): Likewise.
27208 (tree_priority_map_marked_p): Likewise.
27209 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27211 (emutls_common_1): Likewise.
27212 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27213 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27214 of tree_map hierarchy.
27215 * tree-cfg.c (move_stmt_r): Likewise.
27216 (new_label_mapper): Likewise.
27217 * c-tree.h (c_expand_body): Move to ...
27218 * c-common.h (c_expand_body): ... here.
27219 * c-decl.c (c_expand_body): Move to ...
27220 * c-common.c (c_expand_body): ... here.
27221 (c_common_attribute_table): Allow 1 argument for the constructor
27222 and destructor attributes.
27223 (get_priority): New function.
27224 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27225 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27227 2007-02-24 Jan Hubicka <jh@suse.cz>
27229 PR middle-end/30509
27230 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27231 copying for inlining.
27233 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27234 Jan Hubicka <jh@suse.cz>
27237 * cofnig/i386/i386.c (counter_mode): New function.
27238 (expand_set_or_movmem_via_loop): Use it.
27239 (expand_movmem_epilogue): Likewise; fix pasto.
27240 (ix86_expand_movmem): Do emit guard even for constant counts.
27241 (ix86_expand_setmem): Likewise.
27243 2007-02-25 Nick Clifton <nickc@redhat.com>
27245 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27246 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27248 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27251 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27252 count argument with 0x10, not with 0x16.
27253 (expand_setmem_epilogue): Ditto.
27255 2007-02-24 Mike Stump <mrs@apple.com>
27257 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27260 2007-02-24 Richard Guenther <rguenther@suse.de>
27262 PR middle-end/30951
27263 * fold-const.c (fold_binary): Fold x +- CST op x for
27264 EQ_EXPR and NE_EXPR.
27266 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27268 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27270 2007-02-24 Jan Hubicka <jh@suse.cz>
27272 * cgraphunit.c (decide_is_function_needed): Honor
27273 -fkeep-inline-functions.
27275 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27277 * builtins.c (fold_builtin_modf): New.
27278 (fold_builtin_2): Use it.
27280 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27282 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27283 (determine_max_iter): Take additional LOOP arg; all callers changed.
27284 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27285 one using simplifications.
27286 (simplify_using_initial_values): Return if the expression becomes
27287 invalid due to altered regs.
27289 2007-02-23 DJ Delorie <dj@redhat.com>
27291 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27293 2007-02-23 Mike Stump <mrs@apple.com>
27295 * tlink.c (scan_linker_output): Parse linker messages from
27296 darwin9's linker better.
27298 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27301 * varpool.c (varpool_assemble_pending_decls): Set
27302 varpool_last_needed_node to null.
27304 2007-02-23 DJ Delorie <dj@redhat.com>
27306 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27307 alignment bigger than the object file can handle.
27309 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27312 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27313 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27314 (*movsf_1): Penalize MMX moves.
27316 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27318 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27319 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27321 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27323 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27325 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27326 (fold_builtin_1): Use them.
27327 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27328 BUILT_IN_SIGNIFICAND.
27330 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27332 * config/i386/i386.c (bdesc_1arg): Initialize
27333 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27334 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27335 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27336 and IX86_BUILTIN_MOVSLDUP.
27338 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27340 PR rtl-optimization/30841
27341 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27343 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27345 * builtins.c (fold_builtin_frexp): New.
27346 (fold_builtin_2): Use it.
27348 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27350 * doc/invoke.texi (Spec Files): Document getenv spec function.
27352 * gcc.c (getenv_spec_function): New function.
27353 (static_spec_functions): Add it.
27354 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27355 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27358 2007-02-22 Michael Matz <matz@suse.de
27361 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27362 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27364 2007-02-22 Ian Lance Taylor <iant@google.com>
27367 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27368 (mem_loc_descriptor): Call it.
27370 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27371 Ira Rosen <irar@il.ibm.com>
27373 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27375 2007-02-22 Ira Rosen <irar@il.ibm.com>
27377 PR tree-optimization/30843
27378 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27379 stores only after all the group is vectorized.
27381 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27383 PR tree-optimization/30858
27384 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27385 in the reduction cycle have a single use in the loop.
27386 * tree-vectorizer.h (relevant): Add documentation.
27388 2007-02-20 Mike Stump <mrs@apple.com>
27390 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27391 * configure: Regenerate.
27393 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27395 Change the defaults of some parameters and options.
27396 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27397 * config/spu/spu.c (spu_optimization_options): Add.
27398 (spu_override_options): Change params in spu_optimization_options.
27399 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27401 Register 127 is only 16 byte aligned when used as a frame pointer.
27402 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27403 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27404 HARD_FRAME_POINTER_REGNUM.
27405 (spu_legitimate_address): Use regno_aligned_for_reload.
27406 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27407 aligned when frame_pointer_needed is true.
27408 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27410 * config/spu/spu.h (INIT_EXPANDERS): Define.
27412 Make sure shift and rotate instructions have valid immediate operands.
27413 * config/spu/predicates.md (spu_shift_operand): Remove.
27414 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27415 * config/spu/constraints.md (W, O): Extend range.
27416 * config/spu/spu.md (umask, nmask): Define.
27417 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27418 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27419 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27420 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27421 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27422 (lshr<mode>3_reg): Fix rtl description.
27424 Make sure mulhisi immediate operands are valid.
27425 * config/spu/predicates.md (imm_K_operand): Add.
27426 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27428 Generate constants using fsmbi and andi.
27429 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27430 (print_operand, spu_split_immediate, classify_immediate,
27431 fsmbi_const_p): Handle IC_FSMBI2.
27433 Correctly handle a CONST_VECTOR containing symbols.
27434 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27435 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27436 (immediate_load_p): Allow symbols that use 2 instructions to create.
27437 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27438 with symbols when flag_pic is set.
27439 (const_vector_immediate_p): New.
27440 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27441 accept a CONST_VECTOR with symbols.
27442 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27443 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27445 * config/spu/spu.md (high, low): Delete.
27446 (low_<mode>): Define.
27448 Remove INTRmode and INTR_REGNUM, which didn't work.
27449 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27451 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27452 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27453 peephole2 pattern): Don't use INTR or 131.
27454 (movintrcc): Delete.
27455 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27456 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27457 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27458 (UNSPEC_SET_INTR): Add.
27459 * config/spu/spu-modes.def (INTR): Remove.
27461 More accurate warnings about run-time relocations.
27462 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27464 Correctly warn about immediate arguments to specific intrinsics.
27465 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27466 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27467 the instruction predicate.
27469 Fix tree check errors with latest update.
27470 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27472 (spu_expand_builtin): Use CALL_EXPR_FN.
27474 Add missing specific intrinsics.
27475 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27477 * config/spu/spu_internals.h: Ditto.
27479 Fix incorrect operand modifiers.
27480 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27481 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27483 Optimize one case of zero_extend of a vec_select.
27484 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27486 Accept any immediate for hbr.
27487 * config/spu/spu.md (hbr): Change s constraints to i.
27489 2007-02-21 Paul Brook <paul@codesourcery.com>
27491 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27492 condexec_count when skipping USE and CLOBBER.
27494 2007-02-21 Nick Clifton <nickc@redhat.com>
27496 * common.opt (Warray-bounds): Add Warning attribute.
27497 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27499 (fsized-zeroes): Add Optimization attribute.
27500 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27501 * c.opt (Wc++0x-compat): Add Warning attribute.
27503 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27505 PR middle-end/30761
27506 * reload1.c (eliminate_regs_in_insn): In the single_set special
27507 case, attempt to re-recognize the insn before falling back to
27508 having reload fix it up.
27510 2007-02-20 Eric Christopher <echristo@gmail.com>
27512 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27513 Rewrite accordingly.
27514 (frv_read_iacc_argument): Ditto.
27515 (frv_expand_set_builtin): Take a call instead of arglist, update for
27517 (frv_expand_unop_builtin): Ditto.
27518 (frv_expand_binop_builtin): Ditto.
27519 (frv_expand_cut_builtin): Ditto.
27520 (frv_expand_binopimm_builtin): Ditto.
27521 (frv_expand_voidbinop_builtin): Ditto.
27522 (frv_expand_int_void2arg): Ditto.
27523 (frv_expand_prefetches): Ditto.
27524 (frv_expand_voidtriop_builtin): Ditto.
27525 (frv_expand_voidaccop_builtin): Ditto.
27526 (frv_expand_load_builtin): Ditto.
27527 (frv_expand_store_builtin): Ditto.
27528 (frv_expand_mdpackh_builtin): Ditto.
27529 (frv_expand_mclracc_builtin): Ditto.
27530 (frv_expand_mrdacc_builtin): Ditto.
27531 (frv_expand_mwtacc_builtin): Ditto.
27532 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27535 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27537 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27538 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27540 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27541 point instructions.
27542 * configure: Regenerate.
27543 * config.in: Regenerate.
27544 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27545 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27546 masks to power6 and power6x and to POWERPC_MASKS.
27547 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27549 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27550 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27551 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27552 Access PROTOTYPE as variable, not mask.
27554 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27556 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27557 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27558 * combine.c (adjust_for_new_dest): Use it.
27559 * postreload.c (reload_combine): Likewise.
27561 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27563 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27564 notes on an insn with multiple sets, even if single_set returns
27565 non-NULL for that insn.
27567 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27569 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27570 scalbn and scalbln.
27572 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27574 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27575 if user didn't pass it.
27576 * config/i386/darwin.h (CC1_SPEC): Likewise.
27577 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27578 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27579 -mmacosx-version-min.
27581 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27582 Uros Bizjak <ubizjak@gmail.com>
27584 * optabs.h (enum optab_index): Add new OTI_scalb.
27585 (scalb_optab): Define corresponding macro.
27586 * optabs.c (init_optabs): Initialize scalb_optab.
27587 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27589 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27590 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27591 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27592 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27593 flag_unsafe_math_optimizations is set.
27595 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27596 to implement scalbf, scalb and scalbl built-ins as inline x87
27599 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27600 DJ Delorie <dj@redhat.com>
27603 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27604 (diagnostic_report_diagnostic): ... here, and turn them into real
27605 errors. If warnings are inhibited, no need to do anything.
27607 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27609 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27610 better code generation.
27612 2007-02-20 Ben Elliston <bje@au.ibm.com>
27614 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27616 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27618 * config/alpha/alpha.c, config/alpha/alpha.md,
27619 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27620 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27621 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27622 config/arm/lib1funcs.asm: Follow spelling conventions.
27624 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27625 config/fr30/fr30.md, config/i386/i386.h,
27626 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27627 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27628 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27629 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27630 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27631 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27632 config/sparc/sparc.c, config/sparc/sparc.h,
27633 config/sparc/sparc.md, config/spu/constraints.md,
27634 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27637 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27640 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27643 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27645 * doc/invoke.texi (-ftree-lrs): Remove.
27647 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27649 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27652 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27654 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27655 new CALL_EXPR_FN macro for retrieving the function
27656 declaration of the input expression.
27658 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27660 * c.opt (Waddress): New.
27661 * common.opt (Walways-true): Delete.
27662 (Wstring-literal-comparison): Delete.
27663 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27664 -Wstring-literal-comparison. Add -Waddress.
27666 (Walways-true): Delete.
27667 (Wstring-literal-comparison): Delete.
27668 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27669 consistently instead of -Walways-true in example.
27670 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27671 * c-typeck.c (parser_build_binary_op): Replace
27672 -Wstring-literal-comparison and -Walways-true with -Waddress.
27673 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27676 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27678 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27679 without DECL_STRUCT_FUNCTION initialized.
27681 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27683 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27684 due to calls to functions taking pointers as parameters.
27686 2007-02-19 Richard Henderson <rth@redhat.com>
27689 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27692 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27694 * config/s390/s390.c (s390_call_saved_register_used,
27695 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27696 accessed to the new scheme.
27698 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27700 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27701 (cris_print_index, cris_print_operand, cris_print_operand_address)
27702 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27703 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27704 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27705 GET_CODE () == xxx.
27706 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27707 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27708 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27709 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27710 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27711 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27712 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27713 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27714 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27715 (uminsi3, call, call_value): Ditto.
27716 (define_split: indir_to_reg_split, unnamed): Ditto.
27718 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27720 PR tree-optimization/30975
27721 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27724 2007-02-18 Eric Christopher <echristo@gmail.com>
27726 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27727 Remove use of arglist.
27728 (mips_expand_builtin): Remove use of arglist, pass in expr.
27729 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27730 (mips_expand_builtin_movtf): Ditto.
27731 (mips_expand_builtin_compare): Ditto.
27733 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27735 * tree-sra.c (sra_build_assignment): Replace assertion
27736 checking with a comment explaining why it can't be done.
27738 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27740 PR middle-end/30833
27741 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27742 during CALL_EXPR representation conversion.
27743 * tree-ssa-propagate.c (set_rhs): Likewise.
27745 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27747 * tree-sra.c (sra_build_assignment): Disable assertion checking
27750 2007-02-18 Roger Sayle <roger@eyesopen.com>
27752 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27753 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27754 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27756 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27757 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27758 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27759 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27760 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27761 force_gimple_operand): Likewise.
27762 * ipa-cp.c (constant_val_insert): Likewise.
27763 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27764 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27765 perfect_nestify): Likewise.
27766 * langhooks.c (lhd_omp_assignment): Likewise.
27767 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27768 lower_copyprivate_clauses, lower_send_clauses,
27769 lower_send_shared_vars, expand_parallel_call,
27770 expand_omp_for_generic, expand_omp_for_static_nochunk,
27771 expand_omp_for_static_chunk, expand_omp_sections,
27772 lower_omp_single_copy, lower_omp_for_lastprivate,
27773 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27774 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27775 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27778 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27780 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27781 config/sh/sh.md: Follow spelling conventions.
27783 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27784 config/frv/predicates.md: Follow spelling conventions.
27786 * config/m68k/linux-unwind.h: Fix a comment typo.
27787 * target.h: Follow spelling conventions.
27789 2007-02-18 Roger Sayle <roger@eyesopen.com>
27791 PR rtl-optimization/28173
27792 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27793 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27794 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27795 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27796 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27798 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27800 * builtins.c (fold_builtin_load_exponent): New.
27801 (fold_builtin_2): Use it.
27803 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27805 PR rtl-optimization/30773
27806 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27807 if we fail to attach a REG_EQUIV note.
27809 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27810 Roger Sayle <roger@eyesopen.com>
27812 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27814 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27816 * calls.c (initialize_argument_information): Pass original EXP
27817 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27818 code to split complex arguments here, as part of initializing the
27820 (expand_call): Remove code that builds a list of arguments and
27821 inserts implicit arguments into it. Instead, just count how many
27822 implicit arguments there will be so we can determine the size of
27823 the ARGS array, and let initialize_argument_information do the work.
27824 (split_complex_values): Delete unused function.
27826 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27828 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27830 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27832 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27833 for arg pointer based indexed addressing.
27835 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27837 * config/ia64/ia64.h, config/ia64/ia64.md,
27838 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27839 spelling conventions.
27841 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27843 * config/m68k/m68k.c (split_di): New.
27844 * config/m68k/m68k-protos.h: Declare split_di.
27845 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27846 Improve predicate handling and split constant shifts.
27848 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27850 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27851 parameter for register bitfield operations, general predicates
27854 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27856 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27857 * config/m68k/linux-unwind.h: New file.
27859 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27861 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27862 config/i386/athlon.md, config/ia64/ia64.md,
27863 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27864 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27865 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27866 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27867 tree-vect-transform.c: Fix comment typos.
27869 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27871 * sched-deps.c (find_insn_list): Remove.
27872 * sched-int.h: Remove the prototype for find_insn_list.
27874 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27876 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27878 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27879 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27880 darwin_rs6000_override_options.
27881 (C_COMMON_OVERRIDE_OPTIONS): Expect
27882 darwin_macosx_version_min to be non-NULL always.
27883 (TARGET_C99_FUNCTIONS): Likewise.
27884 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27885 (DARWIN_MINVERSION_SPEC): New.
27886 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27887 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27889 (DARWIN_MINVERSION_SPEC): New.
27890 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27892 * config/darwin-c.c (darwin_cpp_builtins): Expect
27893 darwin_macosx_version_min to be non-NULL always.
27895 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27897 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27899 * config/i386/i386.h (x86_use_xchgb): New.
27900 (TARGET_USE_XCHGB): New macro.
27901 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27902 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27903 Split after reload into bswaphi for shifts of 8.
27904 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27905 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27906 or when optimizing for size.
27908 2007-02-16 Richard Guenther <rguenther@suse.de>
27909 Christian Bruel <christian.bruel@st.com>
27911 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27912 DECLs but prefer SSA_NAMEs over DECLs.
27914 2007-02-16 Richard Guenther <rguenther@suse.de>
27916 * tree-flow-inline.h (single_imm_use_p): Remove.
27917 (zero_imm_uses_p): Likewise.
27918 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27919 instead of single_imm_use_p.
27920 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27923 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27926 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27927 nested double- and backquotes.
27929 2007-02-15 Roger Sayle <roger@eyesopen.com>
27931 PR middle-end/30391
27932 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27933 should be unreachable.
27934 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27935 For the time being redirect GIMPLE_MODIFY_STMT to the new
27936 (renamed) build_gimple_modify_stmt_stat.
27937 (build2_gimple_stat): Rename to...
27938 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27939 Always build a GIMPLE_MODIFY_STMT node.
27940 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27941 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27944 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27945 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27946 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27947 expand_complex_div_wide): Likewise.
27948 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27949 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27950 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27951 * tree-ssa-loop-manip.c (create_iv): Likewise.
27952 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27953 abs_replacement): Likewise.
27954 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27955 realify_fake_stores): Likewise.
27957 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27958 node rather than a GIMPLE_MODIFY_STMT node.
27959 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27960 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27962 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27963 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27964 GIMPLE_MODIFY_STMT.
27966 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27968 PR middle-end/30433
27969 * fold-const.c (fold_comparison): Add back the
27970 folding of constant complex comparisions.
27972 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27974 PR middle-end/30729
27975 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27976 effects unknown to this function, return early.
27978 2007-02-15 Ian Lance Taylor <iant@google.com>
27980 * lower-subreg.c (move_eh_region_note): New static function.
27981 (resolve_simple_move): Call it.
27982 (decompose_multiword_subregs): Track blocks for which we resolve a
27983 simple move which is also a control flow insn. Pass them to
27984 find_many_sub_basic_blocks.
27985 (pass_lower_subreg): Add TODO_verify_flow.
27986 (pass_lower_subreg2): Likewise.
27988 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27989 Brooks Moses <brooks.moses@codesourcery.com>
27990 Lee Millward <lee.millward@codesourcery.com>
27992 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27993 (VL_EXP_CLASS_P): New.
27994 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27996 (TREE_OPERAND_CHECK_CODE): Likewise.
27997 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27998 (TREE_RTL_OPERAND_CHECK): Likewise.
27999 (tree_operand_check_failed): Make second parameter the whole tree
28000 instead of its code. Fixed callers.
28001 (VL_EXP_CHECK): New.
28002 (TREE_OPERAND_LENGTH): New.
28003 (VL_EXP_OPERAND_LENGTH): New.
28004 (CALL_EXPR_FN): New.
28005 (CALL_EXPR_STATIC_CHAIN): New.
28006 (CALL_EXPR_ARGS): New.
28007 (CALL_EXPR_ARG): New.
28008 (call_expr_nargs): New.
28009 (CALL_EXPR_ARGP): New.
28010 (build_nt_call_list): Declare.
28011 (build_vl_exp_stat): Declare.
28012 (build_vl_exp): New.
28013 (build_call_list): Declare.
28014 (build_call_nary): Declare.
28015 (build_call_valist): Declare.
28016 (build_call_array): Declare.
28017 (call_expr_arg): Declare.
28018 (call_expr_argp): Declare.
28019 (call_expr_arglist): Declare.
28020 (fold_build_call_list): Declare.
28021 (fold_build_call_list_initializer): Declare.
28022 (fold_call_expr): Declare to replace fold_builtin.
28023 (fold_builtin_fputs): Update to agree with modified definition.
28024 (fold_builtin_strcpy): Likewise.
28025 (fold_builtin_strncpy): Likewise.
28026 (fold_builtin_memory_chk): Likewise.
28027 (fold_builtin_stxcpy_chk): Likewise.
28028 (fold_builtin_strncpy_chk): Likewise.
28029 (fold_builtin_next_arg): Likewise.
28030 (fold_build_call_expr): Declare.
28031 (fold_builtin_call_list): Declare.
28032 (fold_builtin_call_valist): Declare.
28033 (build_call_expr): Declare.
28034 (validate_arglist): Update to agree with modified definition.
28035 (tree_operand_length): New.
28036 (call_expr_arg_iterator): New.
28037 (init_call_expr_arg_iterator): New.
28038 (next_call_expr_arg): New.
28039 (first_call_expr_arg): New.
28040 (more_call_expr_args_p): New.
28041 (FOR_EACH_CALL_EXPR_ARG): New.
28043 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28044 and tcc_gimple_stmt.
28045 (tree_code_size): Update documentation. Use sizeof (tree) rather
28046 than sizeof (char *).
28047 (tree_size): Likewise. Add case for tcc_vl_exp.
28048 (tree_node_structure): Add case for tcc_vl_exp.
28049 (contains_placeholder_p): Likewise.
28050 (substitute_in_expr): Likewise.
28051 (substitute_placeholder_in_expr): Likewise.
28052 (stabilize_reference_1): Likewise.
28053 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28054 to diagnose breakage of this interface for constructing CALL_EXPRs.
28055 (build_nt): Add similar assertion here.
28056 (build_nt_call_list): New.
28057 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28058 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28060 (get_callee_fndecl): Use new CALL_EXPR accessors.
28061 (tree_operand_check_failed): Change parameters to pass entire node
28062 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28063 (process_call_operands): New.
28064 (build_vl_exp_stat): New.
28065 (build_call_list): New.
28066 (build_call_nary): New.
28067 (build_call_valist): New.
28068 (build_call_array): New.
28069 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28070 (call_expr_arglist): New.
28072 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28073 tcc_vl_exp instead of a fixed-size tcc_expression.
28075 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28076 accessors for CALL_EXPRs.
28077 (AGGR_INIT_EXPR): Likewise.
28079 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28080 Brooks Moses <brooks.moses@codesourcery.com>
28081 Lee Millward <lee.millward@codesourcery.com>
28083 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28084 (expand_builtin_nonlocal_goto): Change parameter to be entire
28085 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28086 (expand_builtin_prefetch): Likewise.
28087 (expand_builtin_classify_type): Likewise.
28088 (mathfn_built_in): Return NULL_TREE instead of 0.
28089 (expand_errno_check): Use new CALL_EXPR accessors.
28090 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28091 Return NULL_RTX instead of 0.
28092 (expand_builtin_mathfn_2): Likewise.
28093 (expand_builtin_mathfn_3): Likewise.
28094 (expand_builtin_interclass_mathfn): Likewise.
28095 (expand_builtin_sincos): Likewise.
28096 (expand_builtin_cexpi): Likewise.
28097 (expand_builtin_int_roundingfn): Likewise.
28098 (expand_builtin_int_roundingfn_2): Likewise.
28099 (expand_builtin_pow): Likewise.
28100 (expand_builtin_powi): Likewise.
28101 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28102 of arglist, fixing callers appropriately. Use new CALL_EXPR
28103 accessors and constructors. Return NULL_RTX instead of 0.
28104 (expand_builtin_strstr): Likewise.
28105 (expand_builtin_strchr): Likewise.
28106 (expand_builtin_strrchr): Likewise.
28107 (expand_builtin_strpbrk): Likewise.
28108 (expand_builtin_memcpy): Likewise.
28109 (expand_builtin_mempcpy): Likewise.
28110 (expand_builtin_mempcpy_args): New.
28111 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28112 (expand_builtin_memmove_args): New.
28113 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28114 (expand_movstr): Likewise.
28115 (expand_builtin_strcpy): Likewise.
28116 (expand_builtin_strcpy_args): New.
28117 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28118 (expand_builtin_strncpy): Likewise.
28119 (expand_builtin_memset): Likewise.
28120 (expand_builtin_memset_args): New.
28121 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28122 (expand_builtin_memcmp): Likewise.
28123 (expand_builtin_strcmp): Likewise.
28124 (expand_builtin_strncmp): Likewise.
28125 (expand_builtin_strcat): Likewise.
28126 (expand_builtin_strncat): Likewise.
28127 (expand_builtin_strspn): Likewise.
28128 (expand_builtin_strcspn): Likewise.
28129 (expand_builtin_args_info): Likewise.
28130 (expand_builtin_va_start): Likewise.
28131 (gimplify_va_arg_expr): Likewise.
28132 (expand_builtin_va_end): Likewise.
28133 (expand_builtin_va_copy): Likewise.
28134 (expand_builtin_frame_address): Likewise.
28135 (expand_builtin_alloca): Likewise.
28136 (expand_builtin_bswap): Likewise.
28137 (expand_builtin_unop): Likewise.
28138 (expand_builtin_fputs): Likewise.
28139 (expand_builtin_expect): Likewise.
28140 (expand_builtin_fabs): Likewise.
28141 (expand_builtin_copysign): Likewise.
28142 (expand_builtin_printf): Likewise.
28143 (expand_builtin_fprintf): Likewise.
28144 (expand_builtin_sprintf): Likewise.
28145 (expand_builtin_init_trampoline): Likewise.
28146 (expand_builtin_signbit): Likewise.
28147 (expand_builtin_fork_or_exec): Likewise.
28148 (expand_builtin_sync_operation): Likewise.
28149 (expand_builtin_compare_and_swap): Likewise.
28150 (expand_builtin_lock_test_and_set): Likewise.
28151 (expand_builtin_lock_release): Likewise.
28152 (expand_builtin): Likewise.
28153 (builtin_mathfn_code): Likewise.
28155 (fold_builtin_constant_p): Pass call arguments individually instead
28156 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28157 accessors and constructors. Return NULL_TREE instead of 0.
28158 (fold_builtin_expect): Likewise.
28159 (fold_builtin_classify_type): Likewise.
28160 (fold_builtin_strlen): Likewise.
28161 (fold_builtin_nan): Likewise.
28162 (integer_valued_real_p): Likewise.
28163 (fold_trunc_transparent_mathfn): Likewise.
28164 (fold_fixed_mathfn): Likewise.
28165 (fold_builtin_cabs): Likewise.
28166 (fold_builtin_sqrt): Likewise.
28167 (fold_builtin_cbrt): Likewise.
28168 (fold_builtin_cos): Likewise.
28169 (fold_builtin_cosh): Likewise.
28170 (fold_builtin_tan): Likewise.
28171 (fold_builtin_sincos): Likewise.
28172 (fold_builtin_cexp): Likewise.
28173 (fold_builtin_trunc): Likewise.
28174 (fold_builtin_floor): Likewise.
28175 (fold_builtin_ceil): Likewise.
28176 (fold_builtin_round): Likewise.
28177 (fold_builtin_int_roundingfn): Likewise.
28178 (fold_builtin_bitop): Likewise.
28179 (fold_builtin_bswap): Likewise.
28180 (fold_builtin_logarithm): Likewise.
28181 (fold_builtin_hypot): Likewise.
28182 (fold_builtin_pow): Likewise.
28183 (fold_builtin_powi): Likewise.
28184 (fold_builtin_exponent): Likewise.
28185 (fold_builtin_memset): Likewise.
28186 (fold_builtin_bzero): Likewise.
28187 (fold_builtin_memory_op): Likewise.
28188 (fold_builtin_bcopy): Deleted; call site changed to invoke
28189 fold_builtin_memory_op directly.
28190 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28191 (fold_builtin_strncpy): Likewise.
28192 (fold_builtin_memcmp): Likewise.
28193 (fold_builtin_strcmp): Likewise.
28194 (fold_builtin_strncmp): Likewise.
28195 (fold_builtin_signbit): Likewise.
28196 (fold_builtin_copysign): Likewise.
28197 (fold_builtin_isascii): Likewise.
28198 (fold_builtin_toascii): Likewise.
28199 (fold_builtin_isdigit): Likewise.
28200 (fold_builtin_fabs): Likewise.
28201 (fold_builtin_abs): Likewise.
28202 (fold_builtin_fmin_fmax): Likewise.
28203 (fold_builtin_carg): Likewise.
28204 (fold_builtin_classify): Likewise.
28205 (fold_builtin_unordered_cmp): Likewise.
28207 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28208 New functions split out from fold_builtin_1.
28209 (fold_builtin_n): New.
28210 (fold_builtin_varargs): New.
28211 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28213 (fold_call_expr): New.
28214 (build_function_call_expr): Rewrite to use new helper function.
28215 (fold_builtin_call_list): New.
28216 (build_call_expr): New.
28217 (fold_builtin_call_valist): New.
28218 (rewrite_call_expr): New.
28219 (validate_arg): New.
28220 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28221 of an arglist. Change return type to bool. Use new CALL_EXPR
28224 (fold_builtin_strstr): Pass call arguments individually instead
28225 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28226 accessors and constructors. Return NULL_TREE instead of 0.
28227 (fold_builtin_strchr): Likewise.
28228 (fold_builtin_strrchr): Likewise.
28229 (fold_builtin_strpbrk): Likewise.
28230 (fold_builtin_strcat): Likewise.
28231 (fold_builtin_strncat): Likewise.
28232 (fold_builtin_strspn): Likewise.
28233 (fold_builtin_strcspn): Likewise.
28234 (fold_builtin_fputs): Likewise.
28235 (fold_builtin_next_arg): Likewise.
28236 (fold_builtin_sprintf): Likewise.
28238 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28239 NULL_RTX instead of 0.
28240 (expand_builtin_memory_chk): Likewise.
28241 (maybe_emit_chk_warning): Likewise.
28242 (maybe_emit_sprintf_chk_warning): Likewise.
28244 (fold_builtin_object_size): Pass call arguments individually instead
28245 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28246 accessors and constructors. Return NULL_TREE instead of 0.
28247 (fold_builtin_memory_chk): Likewise.
28248 (fold_builtin_stxcpy_chk): Likewise.
28249 (fold_builtin_strncpy_chk): Likewise.
28250 (fold_builtin_strcat_chk): Likewise.
28251 (fold_builtin_strcat_chk): Likewise.
28252 (fold_builtin_strncat_chk): Likewise.
28253 (fold_builtin_sprintf_chk): Likewise.
28254 (fold_builtin_snprintf_chk): Likewise.
28255 (fold_builtin_printf): Likewise.
28256 (fold_builtin_vprintf): Likewise.
28258 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28260 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28261 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28262 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28263 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28264 (fold_unary): Likewise.
28265 (fold_binary): Likewise.
28266 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28267 ternary expressions.
28268 (fold): Add logic for tcc_vl_exp.
28269 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28270 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28271 (fold_build3_stat): Add assertion to flag broken interface for
28272 constructing CALL_EXPRs.
28273 (fold_build_call_list): New.
28274 (fold_build_call_list_initializer): New.
28275 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28277 (fold_strip_sign_ops): Likewise.
28279 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28280 Brooks Moses <brooks.moses@codesourcery.com>
28281 Lee Millward <lee.millward@codesourcery.com>
28283 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28284 accessors and dump arguments explicitly.
28286 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28288 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28290 (print_call_name): Use new CALL_EXPR accessors.
28292 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28293 CALL_EXPR arguments explicitly instead of as a list. Use
28294 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28296 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28297 (vrp_visit_stmt): Likewise.
28299 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28300 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28302 (force_move_till_expr): Likewise.
28304 * targhooks.c (default_external_stack_protect_fail): Use
28305 build_call_expr instead of build_function_call_expr.
28306 (default_hidden_stack_protect_fail): Likewise.
28308 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28311 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28312 and walk arguments explicitly.
28314 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28315 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28316 (expand_simple_operations): Likewise.
28317 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28319 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28320 of TREE_CODE_LENGTH.
28321 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28323 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28324 instead of TREE_CODE_LENGTH.
28326 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28327 (tree_ic_transform): Likewise.
28328 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28329 parameter instead of arglist. Fix callers.
28330 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28331 (tree_stringops_transform): Likewise.
28332 (tree_indirect_call_to_profile): Likewise.
28333 (tree_stringops_values_to_profile): Likewise.
28335 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28336 (eliminate_tail_call): Likewise.
28338 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28340 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28341 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28343 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28345 * omp-low.c (build_omp_barrier): Use build_call_expr.
28346 (lower_rec_input_clauses): Likewise.
28347 (lower_reduction_clauses): Likewise.
28348 (expand_parallel_call): Likewise.
28349 (maybe_catch_exception): Likewise.
28350 (expand_omp_for_generic): Likewise.
28351 (expand_omp_for_static_nochunk): Likewise.
28352 (expand_omp_sections): Likewise.
28353 (lower_omp_single_simple): Likewise.
28354 (lower_omp_single_copy): Likewise.
28355 (lower_omp_master): Likewise.
28356 (lower_omp_ordered): Likewise.
28357 (lower_omp_critical): Likewise.
28359 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28360 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28362 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28363 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28364 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28366 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28367 and generalize to handle any number of operands.
28368 (chrec_contains_undetermined): Likewise.
28369 (tree_contains_chrecs): Likewise.
28370 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28372 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28374 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28375 fold_call_expr instead of fold_builtin.
28376 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28377 match declarations there.
28378 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28381 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28382 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28384 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28385 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28387 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28390 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28391 (execute_cse_sincos): Use new CALL_EXPR accessors.
28393 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28395 * gimple-low.c (lower_function_body): Use build_call_expr.
28396 (lower_builtin_setjmp): Likewise.
28398 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28399 (set_storage_via_libcall): Likewise.
28400 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28401 instead of TREE_CODE_LENGTH.
28402 (expand_expr_real_1): Use new CALL_EXPR accessors.
28404 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28405 generalize to handle any number of operands.
28406 (TB_parent_eq): Likewise.
28408 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28409 (strip_builtin_expect): Likewise.
28411 * function.c (gimplify_parameters): Use build_call_expr.
28413 * tree-vectorizer.c (vect_is_simple_reduction): Use
28414 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28416 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28417 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28419 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28422 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28423 (gimplify_decl_expr): Likewise.
28424 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28425 Use new CALL_EXPR iterators.
28426 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28427 (gimplify_modify_expr_to_memset): Likewise.
28428 (gimplify_variable_sized_compare): Likewise.
28429 (gimplify_omp_atomic_fetch_op): Likewise.
28430 (gimplify_omp_atomic_pipeline): Likewise.
28431 (gimplify_omp_atomic_mutex): Likewise.
28432 (gimplify_function_tree): Likewise.
28434 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28435 (call_expr_flags): Likewise.
28436 (expand_call): Likewise.
28438 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28439 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28442 * coverage.c (create_coverage): Use build_call_expr.
28444 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28445 (temp_call_expr_obstack): New.
28446 (pool_copy_list): Delete.
28447 (temp_copy_call_expr): New.
28448 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28449 CALL_EXPR accessors. Get rid of special goo for copying argument
28450 lists and use temp_copy_call_expr instead.
28451 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28452 CALL_EXPR accessors.
28453 (create_expression_by_pieces): Likewise. Use build_call_array
28454 to construct the result instead of fold_build3.
28455 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28456 dealing with argument lists.
28457 (init_pre): Remove references to expression_node_pool and
28458 list_node_pool. Init temp_call_expr_obstack instead.
28459 (fini_pre): Remove references to expression_node_pool and
28462 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28463 and walk arguments explicitly instead of as a list.
28465 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28466 (mx_register_decls): Likewise.
28467 (mudflap_register_call): Likewise.
28468 (mudflap_finish_file): Likewise.
28470 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28471 (ipa_callsite_compute_param): Likewise.
28473 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28474 accessors and constructor.
28476 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28477 accessors and constructor.
28478 (convert_tramp_reference): Likewise.
28479 (convert_call_expr): Likewise.
28480 (finalize_nesting_tree_1): Likewise.
28482 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28485 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28487 * tree-inline.c (initialize_inlined_parameters): Pass entire
28488 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28490 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28491 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28493 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28494 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28495 (vectorizable_reduction): Likewise.
28496 (vectorizable_call): Use new CALL_EXPR iterators.
28497 (vectorizable_conversion): Use build_call_expr.
28498 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28499 (vect_gen_widened_results_half): Use build_call_expr.
28500 (vect_setup_realignment): Likewise.
28501 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28503 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28504 (pass_through_call): Likewise.
28505 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28508 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28509 (tree_gen_pow2_profiler): Likewise.
28510 (tree_gen_one_value_profiler): Likewise.
28511 (tree_gen_ic_func_profiler): Likewise.
28512 (tree_gen_average_profiler): Likewise.
28513 (tree_gen_ior_profiler): Likewise.
28515 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28516 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28517 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28519 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28520 of TREE_CODE_LENGTH.
28522 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28523 of TREE_CODE_LENGTH.
28525 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28527 (convert_to_integer): Likewise.
28529 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28532 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28533 Brooks Moses <brooks.moses@codesourcery.com>
28534 Lee Millward <lee.millward@codesourcery.com>
28536 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28538 * config/frv/frv.c (frv_expand_builtin): Likewise.
28539 * config/s390/s390.c (s390_expand_builtin): Likewise.
28541 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28542 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28544 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28545 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28546 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28547 (ix86_expand_store_builtin): Likewise.
28548 (ix86_expand_unop_builtin): Likewise.
28549 (ix86_expand_unop1_builtin): Likewise.
28550 (ix86_expand_sse_compare): Likewise.
28551 (ix86_expand_sse_comi): Likewise.
28552 (ix86_expand_vec_init_builtin): Likewise.
28553 (ix86_expand_vec_ext_builtin): Likewise.
28554 (ix86_expand_vec_set_builtin): Likewise.
28555 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28557 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28558 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28560 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28561 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28562 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28564 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28566 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28567 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28568 arglist. Use new CALL_EXPR accessors. Fix callers.
28569 (altivec_expand_abs_builtin): Likewise.
28570 (rs6000_expand_binop_builtin): Likewise.
28571 (altivec_expand_predicate_builtin): Likewise.
28572 (altivec_expand_lv_builtin): Likewise.
28573 (spe_expand_stv_builtin): Likewise.
28574 (altivec_expand_stv_builtin): Likewise.
28575 (rs6000_expand_ternop_builtin): Likewise.
28576 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28577 (altivec_expand_st_builtin): Likewise.
28578 (altivec_expand_dst_builtin): Likewise.
28579 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28580 arglist. Use new CALL_EXPR accessors. Fix callers.
28581 (altivec_expand_vec_set_builtin): Likewise.
28582 (altivec_expand_vec_ext_builtin): Likewise.
28583 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28584 (spe_expand_builtin): Likewise.
28585 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28586 arglist. Use new CALL_EXPR accessors. Fix callers.
28587 (spe_expand_evsel_builtin): Likewise.
28588 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28589 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28591 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28592 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28593 (arm_expand_unop_builtin): Likewise.
28594 (arm_expand_builtin): Use new CALL_EXPR accessors.
28596 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28599 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28600 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28602 (bfin_expand_unop_builtin): Likewise.
28603 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28605 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28606 Brooks Moses <brooks.moses@codesourcery.com>
28607 Lee Millward <lee.millward@codesourcery.com>
28609 * c-semantics.c (build_stmt): Add internal diagnostic check.
28611 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28612 accessors. Print arguments explicitly instead of as a list.
28614 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28616 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28617 (c_finish_omp_flish): Likewise.
28619 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28620 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28621 instead of TREE_CODE_LENGTH.
28622 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28623 (c_warn_unused_result): Likewise.
28625 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28628 * doc/invoke.texi (Warning Options): Remove
28629 -Werror-implicit-function-declaration.
28630 (Wimplicit-function-declaration): Update description.
28631 * opts.c (common_handle_option): Move handling of -Werror=* to...
28632 (enable_warning_as_error): ...here.
28633 * opts.h (enable_warning_as_error): Declare.
28634 * c-decl.c (implicit_decl_warning): Unless
28635 -Wno-implicit-function-declaration is given, emit a pedwarn if
28636 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28637 * c.opt (Wimplicit-function-declaration): Replace
28638 mesg_implicit_function_declaration with
28639 warn_implicit_function_declaration.
28640 * c-opts.c (c_common_handle_option):
28641 -Werror-implicit-function-declaration is exactly equal as
28642 -Werror=implicit-function-declaration.
28643 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28644 warn_implicit_function_declaration.
28645 (c_common_post_options): -Wimplict-function-declaration is enabled
28646 by default by -std=c99, otherwise is disabled by default.
28647 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28649 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28651 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28652 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28653 former is ignored but not the latter.
28655 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28657 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28658 is made and the reference doesn't use the alias set of its type,
28659 do not create the temporary using that type.
28661 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28663 * jump.c: Remove prototypes for delete_computation and
28664 delete_prior_computation.
28666 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28668 * jump.c (get_label_after): Delete.
28669 (get_label_before, delete_computation, delete_jump,
28670 delete_prior_computation, follow_jumps): Move...
28671 * reorg.c (delete_computation, delete_prior_computation): ... here...
28672 (get_label_before, delete_jump): ... making these static ...
28673 (follow_jumps): ... and simplifying this since it only runs after
28675 * rtl.h (get_label_after, get_label_before, delete_jump,
28676 follow_jumps): Delete prototypes.
28678 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28680 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28682 2007-02-15 Nick Clifton <nickc@redhat.com>
28684 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28685 order to prevent it from being munged by the target.
28687 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28689 * config/i386/i386.md: Remove misleading comment.
28691 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28693 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28694 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28697 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28699 * tree-sra.c (instantiate_missing_elements): Canonicalize
28701 (sra_build_assignment): New.
28702 (generate_copy_inout, generate_element_copy,
28703 generate_element_zero, generate_one_element_init): Use it.
28705 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28707 * tree-sra.c (instantiate_missing_elements): Canonicalize
28709 (sra_build_assignment): New.
28710 (generate_copy_inout, generate_element_copy,
28711 generate_element_zero, generate_one_element_init): Use it.
28713 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28715 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28718 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28720 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28721 types as aggregates not scalars.
28722 * function.c (assign_stack_temp_for_type): Likewise.
28724 2007-02-14 Roger Sayle <roger@eyesopen.com>
28725 Zdenek Dvorak <dvorakz@suse.cz>
28727 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28730 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28732 * passes.c (next_pass_1): Clear the next field of the copied
28735 2007-02-14 Richard Henderson <rth@redhat.com>
28737 * tree-sra.c (early_sra): New.
28738 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28739 (tree_sra_early, pass_sra_early): New.
28740 * tree-pass.h (pass_sra_early): Declare.
28741 * passes.c (init_optimization_passes): Use it.
28743 2007-02-14 Richard Guenther <rguenther@suse.de>
28745 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28747 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28749 PR tree-optimization/30771
28750 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28752 (vect_analyze_operations): Induction phis can now be marked as
28754 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28755 Update documentation accordingly.
28757 2007-02-14 Nick Clifton <nickc@redhat.com>
28759 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28760 most 3 arguments are supported.
28761 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28763 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28765 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28766 Ensure dst->current is valid.
28768 2007-02-13 Paul Brook <paul@codesourcery.com>
28770 * config.gcc: Add arm*-*-uclinux-*eabi.
28771 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28772 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28773 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28774 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28775 (LINK_SPEC): Define.
28776 (LIB_SPEC): Define.
28777 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28779 * config/arm/uclinux-eabi.h: New file.
28780 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28781 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28784 2007-02-13 Ian Lance Taylor <iant@google.com>
28786 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28787 * flags.h (warn_strict_overflow): Declare.
28788 (enum warn_strict_overflow_code): Define.
28789 (issue_strict_overflow_warning): New static inline function.
28790 * opts.c (warn_strict_overflow): New variable.
28791 (common_handle_option): Handle OPT_Wstrict_overflow and
28792 OPT_Wstrict_overflow_.
28793 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28795 * fold-const.c: Include intl.h.
28796 (fold_deferring_overflow_warnings): New static variable.
28797 (fold_deferred_overflow_warning): New static variable.
28798 (fold_deferred_overflow_code): New static variable.
28799 (fold_defer_overflow_warnings): New function.
28800 (fold_undefer_overflow_warnings): New function.
28801 (fold_undefer_and_ignore_overflow_warnings): New function.
28802 (fold_deferring_overflow_warnings_p): New function.
28803 (fold_overflow_warning): New static function.
28804 (make_range): Add strict_overflow_p parameter. Change all
28806 (extract_muldiv, extract_muldiv_1): Likewise.
28807 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28808 tree_expr_nonnegative_p.
28809 (fold_negate_expr): Call fold_overflow_warning.
28810 (fold_range_test): Likewise.
28811 (fold_comparison): Likewise.
28812 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28813 instead of tree_expr_nonnegative_p.
28814 (tree_expr_nonnegative_warnv_p): Rename from
28815 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28816 (tree_expr_nonnegative_p): New function.
28817 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28818 strict_overflow_p parameter.
28819 (tree_expr_nonzero_p): New function.
28820 * passes.c (verify_interpass_invariants): New static function.
28821 (execute_one_pass): Call it.
28822 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28824 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28825 (estimate_numbers_of_iterations): Likewise.
28826 (scev_probably_wraps_p): Likewise.
28827 * tree-ssa-ccp.c: Include "toplev.h".
28828 (evaluate_stmt): Defer fold overflow warnings until we know we are
28830 (struct fold_stmt_r_data): Add stmt field.
28831 (fold_stmt_r): Defer fold overflow warnings until we know we
28833 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28834 (fold_stmt_inplace): Likewise.
28835 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28836 (cleanup_control_expr_graph): Defer fold overflow warnings until
28837 we know we are going to optimize.
28838 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28839 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28841 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28842 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28843 * tree-ssa-loop-manip.c (create_iv): Likewise.
28844 * c-typeck.c (build_conditional_expr): Likewise.
28845 (build_binary_op): Likewise.
28846 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28847 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28848 (extract_range_from_unary_expr): Likewise.
28849 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28850 assuming that signed overflow does not occur.
28851 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28852 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28853 (fold_defer_overflow_warnings): Declare.
28854 (fold_undefer_overflow_warnings): Declare.
28855 (fold_undefer_and_ignore_overflow_warnings): Declare.
28856 (fold_deferring_overflow_warnings_p): Declare.
28857 (tree_expr_nonzero_warnv_p): Declare.
28858 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28859 of warning options.
28860 (Warning Options): Document -Wstrict-overflow.
28861 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28862 (tree-ssa-ccp.o): Likewise.
28863 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28864 (fold-const.o): Depend on intl.h.
28866 2007-02-13 Ian Lance Taylor <iant@google.com>
28868 PR middle-end/30751
28869 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28872 2007-02-13 Stuart Hastings <stuart@apple.com>
28874 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28876 2007-02-13 Richard Henderson <rth@redhat.com>
28878 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28879 handled_component_p before looking for the indirect_ref.
28881 2007-02-13 Richard Henderson <rth@redhat.com>
28883 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28884 remove flags clobber.
28885 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28886 (bswaphi_lowpart): New.
28887 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28888 remove TARGET_BSWAP test. Delete expander of the same name.
28890 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28891 (expand_unop): Use them.
28893 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28895 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28896 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28897 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28898 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28899 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28900 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28901 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28902 assembler dialect choice from asm templates.
28904 2007-02-12 Richard Henderson <rth@redhat.com>
28906 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28907 (fixuns_trunc<SSEMODEF>si2): Use it.
28908 * config/i386/sse.md (vec_setv4sf_0): Export.
28909 * config/i386/i386.c (ix86_build_const_vector): Export.
28910 (ix86_split_convert_uns_si_sse): Rename from
28911 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28912 * config/i386/i386-protos.h: Update.
28914 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28917 * c-typeck.c (c_finish_return): Improve warning message.
28919 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28921 * alias.c (find_symbolic_term): Delete unused function.
28923 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28925 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28926 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28927 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28929 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28931 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28932 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28933 the function, temporarily point the debug interface to the null one.
28935 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28937 * dwarf2out.c (round_up_to_align): New static function.
28938 (field_byte_offset): Use it to round the offset.
28940 2007-02-12 Richard Henderson <rth@redhat.com>
28942 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28943 (inswl_const): Export.
28945 2007-02-12 Richard Henderson <rth@redhat.com>
28947 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28948 result mode of the libcall, convert back to outmode.
28950 2007-02-12 Roger Sayle <roger@eyesopen.com>
28952 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28953 (bswapdi2): New define_expand to implement 32-bit implementation.
28955 2007-02-12 Nick Clifton <nickc@redhat.com>
28957 * doc/invoke.texi (Overall Options): Document --help=.
28958 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28959 (cc1_options): Pass --help= on to cc1.
28960 (display_help): Add description of --help=.
28961 (process_command): Add code to handle --help=. Allow translated
28962 --help and --target-help switches to be passed on to compiler
28964 (main): Remove unused if statement.
28965 * opts.c (columns): Remove.
28966 (LEFT_COLUMN): Define.
28967 (wrap_help): Add columns argument.
28968 (print_filtered_help): Change parameters to be an include bitmask,
28969 an exclude bitmask, an any bitmask and the column width. Move the
28970 code to display the params list here. Add code to display the
28971 status of options rather than their descriptions if the quiet flag
28973 (print_specific_help): Change parameters to be an include bitmask,
28974 an exclude bitmask and an any bitmask. Move code to look up the
28975 column width here. Decide upon the title for an options listing.
28976 (common_handle_options): Add code to handle --help=. Adapt code
28977 for --help and --target-help to use the revised form of the
28978 print_specific_help function.
28979 (print_help): Delete.
28980 (print_param_help): Delete.
28981 (print_switch): Delete.
28982 * opts.h (cl_lang_count): Add prototype.
28983 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28984 CL_MAX_OPTION_CLASS): New defines.
28985 * optc-gen.awk: Add construction of cl_lang_count.
28986 * c.opt: Add Warning attribute to warning options and Optimization
28987 attribute to optimization options.
28988 * common.opt: Likewise.
28990 Add -fhelp and -ftarget-help as aliases for the transformed --help
28991 and --target-help options.
28992 * opt-functions.awk: Add code to handle Warning and Optimization
28995 2007-02-12 Richard Henderson <rth@redhat.com>
28997 * config/alpha/constraints.md: New file.
28998 * config/alpha/alpha.c: Include tm-constrs.h.
28999 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29000 alpha_extra_constraint): Remove.
29001 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29002 * config/alpha/alpha-protos.h: Update.
29003 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29004 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29005 (EXTRA_CONSTRAINT): Remove.
29006 * config/alpha/alpha.md: Include constraints.md.
29007 (adddi splitter): Use satisfies_constraint_*.
29008 * config/alpha/predicates.md (add_operand): Likewise.
29009 (sext_add_operand, addition_operation): Likewise.
29011 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29013 PR tree-optimization/29145
29014 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29015 in our handling of restrict qualified pointers.
29017 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29020 * doc/invoke.texi (Wunused-value): Update description.
29021 (Wextra): Delete item.
29022 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29023 value of Wunused-value.
29024 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29025 (c_finish_stmt_expr): Don't check extra_warnings.
29026 (emit_side_effect_warnings): The caller is responsible to check
29029 2007-02-11 Roger Sayle <roger@eyesopen.com>
29030 Matt Thomas <matt@3am-software.com>
29032 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29034 2007-02-11 Roger Sayle <roger@eyesopen.com>
29036 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29037 comparisons of POPCOUNT against zero.
29038 (simplify_const_relational_operation): Likewise.
29040 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29042 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29044 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29046 * dwarf2out.c (root_type): Delete unused function.
29048 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29050 * genattrtab.c (contained_in_p): Delete unused function.
29051 (write_expr_attr_cache): Likewise.
29053 2007-02-11 Jan Hubicka <jh@suse.cz>
29055 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29058 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29060 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29061 to add the REG_EQ* note.
29062 * see.c (see_merge_one_use_extension): Likewise.
29063 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29064 turn REG_EQUAL notes into REG_EQUIV notes if the target
29065 register may have more than one set.
29066 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29067 * gcse.c (try_replace_reg): Likewise.
29068 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29069 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29070 more than one REG_EQUIV note.
29071 * reload1.c (gen_reload): Use set_unique_reg_note.
29073 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29075 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29076 (ix86_builtin_conversion): New function.
29078 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29081 * tree.h (DECL_REPLACEABLE_P): New macro.
29082 * except.c (set_nothrow_function_flags): Likewise.
29084 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29085 Ira Rosen <irar@il.ibm.com>
29086 Dorit Nuzman <dorit@il.ibm.com>
29088 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29089 * targhooks.c (default_builtin_vectorized_conversion): New.
29090 * targhooks.h (default_builtin_vectorized_function): New declaration.
29091 * target.h (struct vectorize): Add builtin_conversion field.
29092 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29093 stmt_vec_info_type value.
29094 (vectorizable_conversion): New declaration.
29095 * tree-vect-analyze.c (vect_analyze_operations): Add
29096 vectorizable_conversion call.
29097 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29098 * tree-vect-transform.c (vectorizable_conversion): New function.
29099 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29100 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29102 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29103 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29104 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29105 or ALTIVEC_BUILTIN_VCFSX.
29107 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29110 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29111 CONST_DOUBLE and operand 0 is a hard register.
29112 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29113 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29114 is a hard floating-point register.
29116 2007-02-10 Richard Henderson <rth@redhat.com>
29117 Jakub Jelinek <jakub@redhat.com>
29118 Alexandre Oliva <aoliva@redhat.com>
29120 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29121 * builtin-types.def (BT_WORD): Make unsigned.
29122 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29123 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29124 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29125 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29126 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29127 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29129 * expr.c (emutls_var_address): New.
29130 (expand_expr_real_1): Expand emulated tls.
29131 (expand_expr_addr_expr_1): Likewise.
29132 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29133 * output.h (emutls_finish): Declare.
29134 * toplev.c (compile_file): Call it.
29135 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29136 address before wrapping in CONST.
29137 * varasm.c (emutls_htab, emutls_object_type): New.
29138 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29139 (get_emutls_object_name, get_emutls_object_type): New.
29140 (get_emutls_init_templ_addr, emutls_decl): New.
29141 (emutls_common_1, emutls_finish): New.
29142 (assemble_variable): When emulating tls, swap decls; generate
29143 constructor for the emutls objects.
29144 (do_assemble_alias): When emulating tls, swap decl and target name.
29145 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29147 * varpool.c (decide_is_variable_needed): Look at force_output.
29148 Recurse for emulated tls.
29149 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29150 with decide_is_variable_needed.
29151 * emutls.c: New file.
29152 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29153 tls_object for real tls.
29155 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29157 PR rtl-optimization/29599
29158 * reload1.c (eliminate_regs_in_insn): Take the destination
29159 mode into account when computing the offset.
29161 2007-02-09 Stuart Hastings <stuart@apple.com>
29162 Richard Henderson <rth@redhat.com>
29164 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29165 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29166 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29167 fixuns_truncdfhi2): New.
29168 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29169 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29170 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29171 (floatunssidf2): Allow nonimmediate source.
29172 * config/i386/sse.md (movdi_to_sse): New.
29173 (vec_concatv2di): Drop '*'.
29174 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29175 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29176 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29178 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29179 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29180 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29181 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29182 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29183 ix86_build_const_vector.
29184 (x86_emit_floatuns): Rewrite.
29186 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29188 * genautomata.c (longest_path_length): Delete unused function.
29189 (struct state): Delete unused longest_path_length.
29190 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29191 (get_free_state): Delete unused.
29193 2007-02-09 Jan Hubicka <jh@suse.cz>
29195 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29196 * doc/invoke.texi (inline-unit-growth): Update default value.
29198 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29199 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29200 (rebuild_cgraph_edges): Likewise.
29201 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29202 (dump_cgraph_node): Dump frequencies.
29203 (cgraph_clone_edge): Add frequency scales.
29204 (cgraph_clone_node): Add freuqnecy.
29205 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29206 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29207 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29208 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29209 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29210 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29211 (save_inline_function_body): Likewise.
29212 * ipa-inline.c: inluce rtl.h
29213 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29214 (cgraph_edge_badness): Use frequencies.
29215 (cgraph_decide_recursive_inlining): Update clonning.
29216 (cgraph_decide_inlining_of_small_function): Dump frequency.
29217 * predict.c (estimate_bb_frequencies): Export.
29218 * predict.h (estimate_bb_frequencies): Declare.
29219 * tree-inline.c (copy_bb): Watch overflows.
29220 (expand_call_inline): Update call of cgraph_create_edge.
29221 (optimize_inline_calls): Use TODO flags to update frequnecies.
29222 * passes.h: Include predict.h
29223 (init_optimization_passes): Move profile ahead.
29224 (execute_function_todo): Handle TODO_rebuild_frequencies.
29226 2007-02-09 Roger Sayle <roger@eyesopen.com>
29228 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29229 the insbl or inswl pattern into a register.
29231 2007-02-09 Roger Sayle <roger@eyesopen.com>
29233 * config/ia64/ia64.md (bswapdi2): New define_insn.
29235 2007-02-09 Richard Henderson <rth@redhat.com>
29237 * config/i386/constraints.md (Ym): New constraint.
29238 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29239 (movdi_1_rex64): Split sse and xmm general register moves from
29240 memory move alternatives. Use conditional register constraints.
29241 (movsf_1, movdf_integer): Likewise.
29242 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29243 (movdf_integer_rex64): New.
29244 (pushsf_rex64): Fix output constraints.
29245 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29246 (sse2_stored): Likewise.
29247 (sse2_storeq_rex64): New.
29248 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29249 amd and not generic.
29250 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29251 for optimize_size. Remove SF/DFmode hack.
29253 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29255 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29258 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29259 Richard Sandiford <richard@codesourcery.com>
29261 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29262 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29263 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29264 m68k/t-mlib to tmake_file.
29265 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29266 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29267 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29268 Allow it to be cf or m68k. Set m68k_arch_family. If that
29269 variable is not empty, add t-$m68k_arch_family to tmake_file.
29270 Add t-mlibs to tmake_file.
29271 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29272 * config/m68k/t-cf: New file.
29273 * config/m68k/t-m68k: Likewise.
29274 * config/m68k/t-mlibs: Likewise.
29275 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29276 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29277 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29278 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29279 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29281 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29282 (INSTALL_LIBGCC): Delete.
29283 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29284 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29285 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29286 (M68K_MLIB_CPU): Define.
29287 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29288 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29289 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29291 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29292 Richard Guenther <rguenther@suse.de>
29294 PR middle-end/23361
29295 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29296 against INT_MIN/INT_MAX.
29297 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29298 file if a loop is removed.
29300 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29302 * calls.c (store_one_arg): Pass correct alignment to
29303 emit_push_insn for non-BLKmode values.
29304 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29305 unaligned stack slot via a suitably aligned slot.
29307 2007-02-08 DJ Delorie <dj@redhat.com>
29309 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29311 (legal_subregs): Use unsigned char, make const.
29312 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29314 2007-02-08 Paul Brook <paul@codesourcery.com>
29316 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29317 special interworking needed.
29319 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29321 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29322 conditional to __SSE2__.
29323 (Entries below should have been added to first ChangeLog
29324 entry for amdfam10 dated 2007-02-05)
29325 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29327 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29329 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29332 2007-02-08 DJ Delorie <dj@redhat.com>
29334 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29335 * config/m32c/m32c.c (legal_subregs): New.
29336 (m32c_illegal_subreg_p): New.
29337 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29338 unsupported subregs of hard regs.
29340 2007-02-08 Jan Hubicka <jh@suse.cz>
29342 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29343 the same one; always update histograms.
29345 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29347 * passes.c (init_optimization_passes): Tidy comment.
29349 2007-02-08 Roger Sayle <roger@eyesopen.com>
29351 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29352 strip zero_extend, bswap and rotates from POCOUNT's argument.
29353 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29354 zero_extend and rotates from PARITY's argument.
29355 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29356 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29357 of an integer constant at compile-time.
29359 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29362 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29364 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29367 * tree-ssa-live.c (remove_unused_locals): Do not remove
29368 TREE_ADDRESSABLE variables.
29369 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29370 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29371 FOR_CLOBBER. Update all users.
29372 If VAR has an associated alias set, add a virtual operand for
29373 it if no alias is found to conflict with the memory reference.
29375 2007-02-07 Jan Hubicka <jh@suse.cz>
29376 Robert Kidd <rkidd@crhc.uiuc.edu>
29378 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29380 2007-02-07 Ian Lance Taylor <iant@google.com>
29382 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29384 2007-02-07 Roger Sayle <roger@eyesopen.com>
29386 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29387 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29388 tablejumpdi, movsi_to_cr_one): Remove constraints from
29389 define_expand's match_operands.
29391 2007-02-07 Roger Sayle <roger@eyesopen.com>
29393 * global.c (compute_regsets): Move declatation of "i" inside of
29394 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29396 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29399 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29400 of INDIRECT_REF <RESULT_DECL>.
29402 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29404 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29405 Kaz Kojima <kkojima@gcc.gnu.org>
29408 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29410 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29412 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29414 * doc/loop.texi: Document possibility not to perform disambiguation
29415 of loops with multiple latches.
29416 * cfgloopmanip.c (alp_enum_p): Removed.
29417 (add_loop): Handle subloops. Use get_loop_body_with_size.
29418 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29419 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29420 the new forwarder block.
29421 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29422 Handle the case latch is NULL.
29423 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29424 modifications when marking loop exits.
29425 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29427 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29428 disambiguate_loops_with_multiple_latches.
29429 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29430 before fix_loop_structure.
29431 * cfgloop.c: Include pointer-set.h and output.h.
29432 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29433 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29434 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29435 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29436 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29437 disambiguate_multiple_latches, get_loop_body_with_size,
29438 disambiguate_loops_with_multiple_latches): New functions.
29439 (flow_loop_dump): Dump multiple latch edges.
29440 (flow_loop_nodes_find): Handle loops with multiple latches.
29441 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29442 (glb_enum_p): Modified.
29443 (get_loop_body): Use get_loop_body_with_size.
29444 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29445 (AVOID_CFG_MODIFICATIONS): New constant.
29446 (disambiguate_loops_with_multiple_latches, add_loop,
29447 get_loop_body_with_size): Declare.
29448 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29450 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29452 PR inline-asm/28686
29453 * global.c (compute_regsets): New function.
29454 (global_alloc): Refactored ELIMINABLE_REGSET
29455 and NO_GLOBAL_ALLOC_REGS computation out.
29456 (rest_of_handle_global_alloc): Call compute_regsets()
29457 for non-optimizing case.
29459 2007-02-06 Richard Henderson <rth@redhat.com>
29461 * config/i386/constraints.md (Y2): Rename from Y.
29462 (Yi): New constraint.
29463 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29464 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29465 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29466 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29467 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29468 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29469 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29470 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29471 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29472 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29473 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29474 vec_extractv2si_1): Change Y constraints to Y2.
29475 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29476 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29477 Change Y constraints to Y2.
29478 (sse2_loadld): Change Y constraints to x.
29480 2007-02-06 Roger Sayle <roger@eyesopen.com>
29482 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29483 (parity<mode>2): New define_expand using rs6000_emit_parity.
29484 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29485 rs6000_emit_parity): New functions.
29486 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29487 rs6000_emit_parity): Prototype here.
29489 2007-02-06 Ian Lance Taylor <iant@google.com>
29491 * lower-subreg.c (simple_move_operand): Reject CONST.
29492 (resolve_clobber): Call validate_change rather than directly
29493 assigning to XEXP (pat, 0).
29495 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29497 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29498 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29499 (tree-cfg.o): Remove hashtab.h dependency.
29501 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29502 (struct ivopts_data): Change niters to pointer_map_t.
29503 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29504 (niter_for_exit): Create pointer_map on demand. Change for
29506 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29507 (free_loop_data): Destroy data->niters if created and reset field.
29508 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29509 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29511 * tree-ssa-reassoc.c: Include pointer-set.h.
29512 (bb_rank): Change to long *.
29513 (operand_rank): Change to pointer_map_t.
29514 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29515 (insert_operand_rank): Accept long.
29516 (operand_entry_hash, operand_entry_eq): Remove.
29517 (get_rank): Return long. Adjust for changes above.
29518 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29520 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29522 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29523 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29524 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29526 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29527 directly since it cannot be NULL.
29528 (get_vi_for_tree): Rewrite for pointer_map API.
29529 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29530 (init_alias_vars): Create vi_for_tree as pointer_map.
29531 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29533 * tree-cfg.c: Don't include hashtab.h.
29534 (edge_to_cases): Declare as pointer_map.
29535 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29537 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29538 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29539 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29541 (record_switch_edge): Delete.
29542 (get_cases_for_edge): Adjust for pointer_map API, inline
29543 record_switch_edge (rewritten for new API), remove goto.
29545 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29547 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29548 * tree-nested.c: Include pointer-set.h.
29549 (var_map_elt, var_map_eq, var_map_hash): Delete.
29550 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29551 to pointer_map_t's.
29552 (nesting_info_bitmap_obstack): New.
29553 (lookup_field_for_decl): Adjust for pointer_map API.
29554 (lookup_tramp_for_decl): Adjust for pointer_map API.
29555 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29556 (get_local_debug_decl): Adjust for pointer_map API.
29557 (convert_nl_goto_reference): Adjust for pointer_map API.
29558 (convert_nl_goto_receiver): Adjust for pointer_map API.
29559 (create_nesting_tree): Create outside GGC space. Create bitmap on
29560 the new obstack. Create field_map and var_map as pointer_maps.
29561 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29563 (lower_nested_functions): Move root here, no need to NULL it.
29564 Initialize and release the obstack.
29566 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29568 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29569 Remove prototypes and make them non-static.
29570 (struct tree_int_map): Remove.
29571 * tree.h (struct tree_int_map): Move here, turning TO into an
29573 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29575 * tree.h (TREE_COMPLEXITY): Remove.
29576 (struct tree_exp): Remove complexity field.
29577 * tree.c (build1_stat): Don't set it.
29579 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29580 Victor Kaplansky <victork@il.ibm.com>
29582 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29583 (vect_is_simple_reduction): Support reduction with induction as
29584 one of the operands.
29585 (vect_is_simple_iv_evolution): Fix formatting.
29586 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29587 formatting. Don't mark induction phis for vectorization.
29588 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29589 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29590 (vect_get_vec_def_for_operand): Support induction.
29591 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29593 (vectorizable_reduction): Support reduction with induction as one of
29595 (vectorizable_type_demotion): Use def-type of stmt argument rather
29596 than dummy def-type.
29598 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29599 flag_tree_scev_cprop.
29600 * common.opt (tree-scev-cprop): New flag.
29602 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29603 call to vect_get_new_vect_var.
29605 2007-02-06 Ira Rosen <irar@il.ibm.com>
29607 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29608 vectype is not NULL.
29609 (vect_pattern_recog_1): Likewise.
29611 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29613 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29614 (fold_negate_expr): Likewise.
29616 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29619 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29620 even if cv-qualification is the same.
29622 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29624 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29625 __enable_execute_stack on completion.
29627 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29629 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29630 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29631 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29632 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29633 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29634 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29635 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29636 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29638 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29640 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29641 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29642 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29643 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29644 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29645 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29646 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29647 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29648 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29649 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29650 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29651 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29652 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29653 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29654 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29655 sqrtextenddfxf2_i387): Added amdfam10_decode.
29657 * config/i386/athlon.md (athlon_idirect_amdfam10,
29658 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29659 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29660 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29661 athlon_ivector_store_amdfam10): New define_insn_reservation.
29662 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29665 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29667 * config/i386/athlon.md (athlon_call_amdfam10,
29668 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29669 define_insn_reservation.
29670 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29671 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29672 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29674 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29676 * config/i386/athlon.md (athlon_sseld_amdfam10,
29677 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29678 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29680 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29682 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29683 define_insn_reservation.
29684 * config/i386/i386.md (sseins): Added sseins to define_attr type
29685 and define_attr unit.
29686 * config/i386/sse.md: Set type attribute to sseins for insertq
29689 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29691 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29692 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29693 ssecomi_load_amdfam10, ssecomi_amdfam10,
29694 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29695 define_insn_reservation.
29696 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29700 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29701 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29702 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29703 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29704 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29705 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29706 define_insn_reservation.
29708 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29709 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29710 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29711 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29712 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29714 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29716 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29717 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29718 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29719 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29720 athlon_ssemul_load_k8): Added amdfam10.
29722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29724 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29725 (x86_sse_unaligned_move_optimal): New variable.
29727 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29729 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29730 for unaligned vector SSE double/single precision loads for AMDFAM10.
29732 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29734 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29735 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29736 Define TARGET_CPU_DEFAULT_amdfam10.
29737 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29738 (processor_type): Add PROCESSOR_AMDFAM10.
29740 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29741 processor_type in config/i386/i386.h.
29742 Enable imul peepholes for TARGET_AMDFAM10.
29744 * config.gcc: Add support for --with-cpu option for amdfam10.
29746 * config/i386/i386.c (amdfam10_cost): New variable.
29747 (m_AMDFAM10): New macro.
29748 (m_ATHLON_K8_AMDFAM10): New macro.
29749 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29750 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29751 x86_promote_QImode, x86_integer_DFmode_moves,
29752 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29753 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29754 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29755 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29756 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29757 Enable/disable for amdfam10.
29758 (override_options): Add amdfam10_cost to processor_target_table.
29759 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29760 processor_alias_table.
29761 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29762 (ix86_adjust_cost): Add code for amdfam10.
29764 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29766 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29767 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29768 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29769 * config/i386/i386.h: Add builtin definition for SSE4A.
29770 * config/i386/i386.md: Add support for ABM instructions
29771 (popcnt and lzcnt).
29772 * config/i386/sse.md: Add support for SSE4A instructions
29773 (movntss, movntsd, extrq, insertq).
29774 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29775 Add -march=amdfam10 flag.
29776 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29777 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29779 * doc/extend.texi: Add documentation for SSE4A builtins.
29781 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29783 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29785 2007-02-05 Richard Guenther <rguenther@suse.de>
29787 * tree-vectorizer.h (vectorizable_function): Add argument type
29788 argument, change return type.
29789 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29790 * tree-vect-transform.c (vectorizable_function): Handle extra
29791 argument, return vectorized function decl.
29792 (build_vectorized_function_call): Remove.
29793 (vectorizable_call): Handle calls with result and argument types
29794 differing. Handle loop vectorization factor correctly.
29795 * targhooks.c (default_builtin_vectorized_function): Adjust for
29797 * targhooks.h (default_builtin_vectorized_function): Likewise.
29798 * target.h (builtin_vectorized_function): Add argument type
29800 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29801 extra argument, allow vectorizing of lrintf.
29802 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29803 documentation of target hook.
29805 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29808 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29809 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29810 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29812 2007-02-05 Roger Sayle <roger@eyesopen.com>
29814 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29815 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29816 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29817 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29818 before canonicalizing sincos to cexpi.
29819 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29821 2007-02-05 Roger Sayle <roger@eyesopen.com>
29823 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29824 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29825 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29827 2007-02-05 Roger Sayle <roger@eyesopen.com>
29829 * mips-tfile.c (initialize_init_file): Correct endianness test.
29831 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29833 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29834 the 'y' constraint.
29836 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29838 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29839 saves in a PARALLEL before the register assignments.
29841 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29843 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29844 DWARF_FRAME_RETURN_COLUMN to be a general register.
29845 * dwarf2out.c (init_return_column_size): New function, split from...
29846 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29847 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29848 to be nongeneral registers.
29849 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29851 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29852 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29854 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29856 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29858 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29860 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29861 (remove_path): Use can_remove_branch_p and remove_branch instead
29862 of loop_delete_branch_edge.
29863 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29864 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29865 Update profile using scale_dominated_blocks_in_loop.
29866 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29867 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29868 (can_remove_branch_p, remove_branch): Declare.
29869 * tree-cfg.c (tree_can_remove_branch_p): New function.
29870 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29871 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29872 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29874 2007-02-05 Jan Hubicka <jh@suse.cz>
29876 PR middle-end/30696
29877 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29878 nodes in cgraph, don't remove offline copy of the function.
29880 2007-02-04 Jan Hubicka <jh@suse.cz>
29882 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29883 vectors might cause maybe_lookup_element_for_expr to be called
29884 on non-sra-candidate.
29886 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29888 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29889 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29890 spelling conventions.
29892 2007-02-04 Richard Guenther <rguenther@suse.de>
29894 PR middle-end/30636
29895 * fold-const.c (try_move_mult_to_index): Make sure to not
29896 overflow one dimension of a multi-dimensional array access.
29898 2007-02-04 Jan Hubicka <jh@suse.cz>
29900 * passes.c (init_optimization_passes): Reindent.
29902 2007-02-04 Jan Hubicka <jh@suse.cz>
29903 Eric Botcazou <ebotcazou@adacore.com>
29905 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29906 (execute_fixup_cfg): Break out the abnormal goto code.
29907 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29908 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29909 (optimize_inline_calls): Call make_nonlocal_label_edges.
29911 2007-02-04 Jan Hubicka <jh@suse.cz>
29913 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29914 true when something was changed.
29915 (rename_ssa_copies): When something was changed, do
29916 TODO_remove_unused_locals.
29917 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29918 add TODO_remove_unused_locals when instruction was removed.
29920 2007-02-04 Jan Hubicka <jh@suse.cz>
29922 * ipa-inline.c (try_inline): Improve debug output; work on already
29924 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29925 call try_inline for already inlined edges too when flattening;
29926 inline also functions that make callee growth but overall unit size
29929 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29931 * config/m32c/bitops.md, config/m32c/jump.md,
29932 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29933 config/m32r/m32r.h, config/m32r/m32r.md,
29934 config/m32r/predicates.md, config/m68hc11/larith.asm,
29935 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29936 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29937 config/mips/mips-protos.h, config/mips/mips.c,
29938 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29939 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29940 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29941 spelling conventions.
29943 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29944 Follow spelling conventions.
29946 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29948 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29949 warn about C++0x compatibility.
29951 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29953 * config/h8300/h8300.c, config/h8300/h8300.h,
29954 config/h8300/h8300.md: Follow spelling conventions.
29956 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29958 PR middle-end/30667
29959 * combine.c (try_combine): Do not substitute source operand
29960 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29962 2007-02-03 Jan Hubicka <jh@suse.cz>
29964 PR gcov-profile/30650
29965 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29966 do not divide by zero for never executed counters.
29967 (tree_find_values_to_profile): Fix counters.
29968 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29970 2007-02-03 Ian Lance Taylor <iant@google.com>
29972 * lower-subreg.c (simple_move_operand): New static function,
29973 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29975 (simple_move): Call simple_move_operand.
29976 (find_decomposable_subregs): Add special handling of MEMs.
29977 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29978 meaning of return value. If we see a hard register, test whether
29979 it can store a word_mode value. Change all callers.
29981 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29983 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29984 ftrapv insns and expanders.
29985 (subdi3): Change define_expand operand 1 to arith11_operand, and
29986 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29987 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29988 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29991 PR middle-end/30174
29992 * varasm.c (notice_global_symbol): Treat global objects as weak when
29993 flag_shlib is true.
29995 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29997 * emit-rtl.c (dconstpi): Delete.
29998 (dconstsqrt2): New.
29999 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30000 * real.h (dconstpi): Delete.
30001 (dconstsqrt2): New.
30002 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30003 (fold_builtin_hypot): Likewise.
30005 2007-02-03 Tom Tromey <tromey@redhat.com>
30008 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30009 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30011 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30013 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30014 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30015 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30016 config/rs6000/cell.md, config/rs6000/darwin.h,
30017 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30018 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30019 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30020 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30021 typos. Follow spelling conventions.
30022 * doc/invoke.texi: Follow spelling conventions.
30024 2007-02-03 Roger Sayle <roger@eyesopen.com>
30026 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30027 canonicalization transformations that attempt to simplify integer
30028 constant comparisons to become comparisons against zero.
30030 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30032 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30034 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30035 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30037 2007-02-02 Mike Stump <mrs@apple.com>
30039 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30040 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30041 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30042 generate a branch island.
30044 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30046 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30047 (xtensa_legitimate_address_p): New.
30048 (xtensa_legitimize_address): New.
30049 (xtensa_output_addr_const_extra): New.
30050 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30052 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30053 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30054 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30055 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30056 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30057 (xtensa_legitimize_address): New.
30058 (xtensa_output_addr_const_extra): New.
30060 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30062 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30064 2007-02-02 Ian Lance Taylor <iant@google.com>
30066 * expmed.c (expand_divmod): Add comment.
30068 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30070 * emit-rtl.c (renumber_insns): Remove.
30071 * flags.h: Remove the extern for flag_renumber_insns.
30072 * rtl.h: Remove the prototype for renumber_insns.
30073 * toplev.c (flag_renumber_insns): Remove.
30075 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30077 Revert for x86 darwin:
30078 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30080 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30081 code before the following patch under TARGET_MACHO.
30082 (ix86_function_value_regno_p): Likewise.
30084 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30086 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30089 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30092 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30093 loads to general or fp registers. Add comments.
30094 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30096 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30098 * pointer-set.c (insert_aux): Only return insertion slot.
30099 (pointer_set_insert): Adjust.
30100 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30101 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30102 pointer_map_traverse): New.
30103 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30104 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30105 pointer_map_contains, pointer_map_traverse): Declare.
30107 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30109 PR middle-end/30473
30110 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30111 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30113 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30115 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30117 (struct _dep): New type.
30118 (dep_t): New typedef.
30119 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30120 (DEP_STATUS): New access macro. The macro with the same name was
30121 renamed to DEP_LINK_STATUS.
30122 (dep_init): Declare function
30124 (struct _dep_link): New type.
30125 (dep_link_t): New typedef.
30126 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30127 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30128 (DEP_LINK_STATUS): New macro.
30129 (debug_dep_links): New debug function.
30131 (struct _deps_list): New type.
30132 (deps_list_t): New typedef.
30133 (DEPS_LIST_FIRST): New access macro.
30134 (FOR_EACH_DEP_LINK): New cycle macro.
30135 (create_deps_list, free_deps_list, delete_deps_list): Declare
30137 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30138 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30139 (copy_deps_list_change_con): Ditto.
30141 (move_dep_link): Declare function.
30143 (struct _dep_node): New type.
30144 (dep_node_t): New typedef.
30145 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30147 (struct haifa_insn_data.back_deps): New field to hold backward
30148 dependencies of the insn.
30149 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30151 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30152 Change its type to deps_list_t.
30153 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30154 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30155 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30157 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30159 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30161 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30163 (dep_cost): Declare.
30165 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30166 (ds_to_dk, dk_to_ds): New functions.
30168 (init_dep_1): New static function.
30169 (init_dep): New function.
30170 (copy_dep): New static function.
30172 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30174 (detach_dep_link): New static function.
30175 (move_dep_link): New function.
30177 (dep_links_consistent_p, dump_dep_links): New static functions.
30178 (debug_dep_links): New debugging function.
30180 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30182 (alloc_deps_list, init_deps_list): New static functions.
30183 (create_deps_list): New function.
30184 (clear_deps_list): New static function.
30185 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30186 (deps_list_consistent_p, dump_deps_list): New static functions.
30187 (debug_deps_list): New function.
30188 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30190 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30192 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30193 use new scheduler dependencies lists.
30194 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30195 (sched_analyze): Ditto. Initialize dependencies lists.
30196 (add_forw_dep, compute_forward_dependences): Update to use new
30197 scheduler dependencies lists.
30199 (init_dependency_caches): Init deps_obstack.
30200 (free_dependency_caches): Free deps_obstack.
30202 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30203 new scheduler dependencies lists.
30204 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30205 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30207 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30208 Update to use new scheduler dependencies lists.
30209 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30210 (debug_dependencies): Ditto.
30211 (schedule_region): Update comments.
30213 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30214 scheduler dependencies lists.
30215 (schedule_ebb): Update comments.
30217 * rtl.def (DEPS_LIST): Remove.
30219 * lists.c (unused_deps_list): Remove.
30220 (free_list): Update assertions.
30222 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30223 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30225 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30226 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30228 * haifa-sched.c (comments): Update.
30229 (insn_cost1): Remove. Inline the code into insn_cost ().
30230 (insn_cost): Update to use new scheduler dependencies lists. Move
30231 processing of the dependency cost to dep_cost ().
30232 (dep_cost): New function. Use it instead of insn_cost () when
30233 evaluating cost of the dependency. Use compatible interface to
30234 interact with the target.
30235 (priority): Update to use new scheduler dependencies lists.
30236 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30237 with greater number of insns that depend on the insn.
30238 (schedule_insn): Update to use new scheduler dependencies lists. Add
30239 code to free backward dependencies lists. Inline and optimize code
30240 from resolve_dep () - see PR28071.
30241 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30242 lists. Update call to targetm.sched.is_costly_dependence hook.
30244 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30245 scheduler dependencies lists.
30247 (resolve_dep): Remove. Move the logic to schedule_insn ().
30248 (init_h_i_d): Initialize dependencies lists.
30250 (process_insn_depend_be_in_spec): Rename to
30251 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30252 dependencies lists.
30253 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30254 Update to use new scheduler dependencies lists.
30255 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30257 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30258 new scheduler dependencies lists.
30259 (build_intra_loop_deps): Ditto.
30261 * target.h (struct _dep): Declare to use in
30262 gcc_target.sched.is_costly_dependence.
30263 (struct gcc_target.sched.adjust_cost): Fix typo.
30264 (struct gcc_target.sched.is_costly_dependence): Change signature to
30265 use single dep_t parameter instead of an equivalent triad.
30266 (struct gcc_target.sched.adjust_cost_2): Remove.
30268 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30270 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30272 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30274 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30276 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30277 (REG_DEP_TRUE): Document.
30279 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30280 Change signature to correspond to the targetm.sched.adjust_cost hook.
30281 Update use in TARGET_SCHED_ADJUST_COST_2.
30282 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30283 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30284 new scheduler dependencies lists.
30285 (ia64_gen_check): Ditto.
30287 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30288 scheduler dependencies lists.
30290 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30291 signature to correspond to the targetm.sched.is_costly_dependence hook.
30292 (is_costly_group): Update to use new scheduler dependencies lists.
30294 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30295 instead of INSN_COST () macro.
30297 2007-02-01 Ian Lance Taylor <iant@google.com>
30299 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30301 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30303 * pa.md (tp_load): Correct mfctl instruction syntax.
30305 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30307 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30308 altivec_padding_size calculation on AIX. Improve comment, add
30309 assert to verify that it's right.
30311 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30314 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30316 PR inline-asm/28686
30317 * global.c (global_alloc): Add mising initialization of
30320 2007-02-01 Roger Sayle <roger@eyesopen.com>
30322 * alias.c (init_alias_analysis): Correct whitespace.
30323 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30324 partition_hot_cold_basic_blocks): Likewise.
30325 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30326 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30327 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30328 fold_builtin_snprintf_chk, fold_builtin_printf,
30329 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30330 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30331 * cfgcleanup.c (cleanup_cfg): Likewise.
30332 * cfgexpand.c (tree_expand_cfg): Likewise.
30333 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30334 * function.c (get_next_funcdef_no): Likewise.
30335 * gengtype.c (main): Likewise.
30336 * genmodes.c (main): Likewise.
30337 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30338 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30339 * ifcvt.c (noce_emit_move_insn): Likewise.
30340 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30342 * stor-layout.c (get_best_mode): Likewise.
30343 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30344 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30345 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30346 perform_var_substitution, solve_graph): Likewise.
30347 * tree-vrp.c (vrp_finalize): Likewise.
30349 2007-02-01 Ian Lance Taylor <iant@google.com>
30351 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30352 high part of a paradoxical subreg, return a constant zero.
30354 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30356 * toplev.c (lang_dependent_init): Call init_set_costs.
30357 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30359 2007-02-01 Richard Guenther <rguenther@suse.de>
30361 PR middle-end/30656
30362 * fold-const.c (fold_negate_expr): Allow negating a
30363 constant if overflow does not change.
30365 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30367 * doc/c-tree.texi (Expression trees): Improve markup.
30368 * doc/tm.texi (Register Classes, Addressing Modes)
30369 (Floating Point): Fix spacing after abbreviations. Fix some
30372 2007-02-01 Ben Elliston <bje@au.ibm.com>
30374 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30375 * doc/contrib.texi: Likewise.
30376 * doc/install.texi: Likewise.
30378 2007-01-31 Richard Henderson <rth@redhat.com>
30379 Ian Lance Taylor <iant@google.com>
30381 * lower-subreg.c: New file.
30382 * rtl.def (CONCATN): Define.
30383 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30384 pass_lower_subreg2.
30385 * emit-rtl.c (update_reg_offset): New static function, broken out
30386 of gen_rtx_REG_offset.
30387 (gen_rtx_REG_offset): Call update_reg_offset.
30388 (gen_reg_rtx_offset): New function.
30389 * regclass.c: Revert patch of 2006-03-05, restoring
30391 (clear_reg_info_regno): New function.
30392 * dwarf2out.c (concatn_loc_descriptor): New static function.
30393 (loc_descriptor): Handle CONCATN.
30394 * common.opt (fsplit_wide_types): New option.
30395 * opts.c (decode_options): Set flag_split_wide_types when
30397 * timevar.def (TV_LOWER_SUBREG): Define.
30398 * rtl.h (gen_reg_rtx_offset): Declare.
30399 (reg_scan_update): Declare.
30400 * regs.h (clear_reg_info_regno): Declare.
30401 * tree-pass.h (pass_lower_subreg): Declare.
30402 (pass_lower_subreg2): Declare.
30403 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30404 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30405 -fsplit-wide-types.
30406 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30407 * Makefile.in (OBJS-common): Add lower-subreg.o.
30408 (lower-subreg.o): New target.
30410 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30412 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30414 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30417 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30419 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30421 PR middle-end/29335
30422 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30424 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30426 * cfgloop.h: Include vec-prim.h.
30427 (enum li_flags): Remove LI_ONLY_OLD.
30428 (loop_iterator): Changed.
30429 (fel_next, fel_init): Iterate over loop tree.
30430 (FOR_EACH_LOOP_BREAK): New macro.
30431 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30433 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30434 * modulo-sched.c (sms_schedule): Ditto.
30435 * tree-vectorizer.c (vectorize_loops): Ditto.
30436 * doc/loop.texi: Update information on loop numbering and behavior of
30437 FOR_EACH_LOOP wrto new loops.
30438 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30439 add_to_evolution_1): Test nestedness of loops instead of comparing
30441 * tree-chrec.c (chrec_fold_plus_poly_poly,
30442 chrec_fold_multiply_poly_poly, chrec_evaluate,
30443 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30444 reset_evolution_in_loop): Ditto.
30445 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30447 2007-01-31 Dirk Mueller <dmueller@suse.de>
30449 * c-common.c (warn_about_parentheses): Separate warning about
30450 un-parenthized sequence of comparison operators from the one
30451 which is supposed to warn about x <= y <= z.
30453 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30455 * optabs.h (enum optab_index): Add new OTI_isinf.
30456 (isinf_optab): Define corresponding macro.
30457 * optabs.c (init_optabs): Initialize isinf_optab.
30458 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30460 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30461 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30463 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30464 expand_builtin_interclass_mathfn.
30465 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30466 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30467 (fxam<mode>2_i387): New insn pattern.
30468 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30469 built-in functions as x87 inline asm.
30471 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30473 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30475 2007-01-30 Eric Christopher <echristo@apple.com>
30477 * config.gcc: Add geode.
30479 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30481 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30482 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30483 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30484 value-prof.c: Fix comment typos.
30486 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30489 * doc/invoke.texi (Wpointer-arith): Document warning.
30491 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30493 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30494 the list of discrepancies from the draft TR.
30496 2007-01-30 Dirk Mueller <dmueller@suse.de>
30499 * doc/invoke.texi (-Wreturn-type): Update description to
30500 match new behavior.
30502 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30504 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30506 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30508 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30509 to handle optabs that operate on floating point input argument and
30510 output to integer output.
30511 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30512 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30513 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30514 expand_builtin_interclass_mathfn ().
30515 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30516 (ilogbsi2): Remove.
30517 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30518 ilogbl built-in functions as x87 intrinsics.
30520 2007-01-30 Richard Guenther <rguenther@suse.de>
30522 PR middle-end/27657
30523 * dwarf2out.c (reference_to_unused): Query varpool if the
30524 variable was output.
30526 2007-01-30 Richard Guenther <rguenther@suse.de>
30528 PR middle-end/30313
30529 * passes.c (execute_one_pass): Reset in_gimple_form to not
30530 confuse non-unit-at-a-time mode.
30532 2007-01-29 Roger Sayle <roger@eyesopen.com>
30533 Richard Guenther <rguenther@suse.de>
30535 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30536 avoid undefined behaviour on overflow. Use force_fit_type_double
30537 to construct the constant with the specified TREE_OVERFLOW.
30539 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30541 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30542 * config/dfp-bit.h: Ditto.
30544 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30546 * c-decl.c (pop_scope): Replace warnings with call to
30547 warn_for_unused_label.
30548 * c-common.h (warn_for_unused_label): Declare.
30549 * c-common.c (warn_for_unused_label): Define.
30551 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30553 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30556 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30558 * Makefile.in (USER_H): Remove decfloat.h.
30559 * ginclude/decfloat.h: Delete, moving contents to ...
30560 * ginclude/float.h: Add support for decimal floating point,
30561 guarded by __STDC_WANT_DEC_FP__.
30563 2007-01-29 Mike Stump <mrs@apple.com>
30565 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30566 Analysis and Representation to resolve case insensitive conflict.
30567 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30569 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30571 * tree.h (struct tree_memory_tag): Add aliases member.
30572 (MTAG_ALIASES): New macro.
30573 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30574 (add_may_alias): Remove pointer-set. Update for may_aliases being
30576 (mark_aliases_call_clobbered): Update for may_aliases being a
30578 (compute_tag_properties): Ditto.
30579 (create_partition_for): Ditto.
30580 (compute_memory_partitions): Ditto.
30581 (dump_may_aliases_for): Ditto.
30582 (is_aliased_with): Ditto.
30583 (add_may_alias_for_new_tag): Ditto.
30584 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30585 (compute_is_aliased): New function.
30586 (compute_may_aliases): Call compute_is_aliased).
30587 (init_alias_info): Initialize alias_bitmap_obstack.
30588 (union_alias_set_into): New function.
30589 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30590 (have_common_aliases_p): Rewrite to take two bitmaps and use
30592 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30593 Update for bitmaps.
30594 (finalize_ref_all_pointers): Update for add_may_alias changes.
30595 (new_type_alias): Ditto.
30596 * tree-flow-inline.h (may_aliases): Return a bitmap.
30597 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30598 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30599 may_aliases being a bitmap.
30600 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30601 may_aliases now returns a bitmap.
30602 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30604 * tree-ssa-operands.c (add_virtual_operand): Update for
30605 may_aliases being a bitmap.
30607 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30609 PR tree-optimization/30630
30610 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30611 variable as changed.
30613 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30616 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30617 expanded only once even if an error occurs.
30619 2007-01-29 Ben Elliston <bje@au.ibm.com>
30621 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30622 (__gcov_average_profiler): Likewise.
30623 (__gcov_ior_profiler): Likewise.
30624 (__gcov_merge_ior): Likewise.
30626 2007-01-28 Jan Hubicka <jh@suse.cz>
30628 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30629 * value-prof.c (stringop_block_profile): Likewise.
30631 2007-01-28 Jan Hubicka <jh@suse.cz>
30633 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30634 Add variant handling histograms; add wrapper.
30635 (clear_storage_via_libcall): Export.
30636 (emit_block_move_hints): Break out from ...; add histograms.
30637 (emit_block_move): ... this one.
30638 (clear_storage_hints): Break out from ...; add histograms.
30639 (clear_storage): ... this one.
30640 (set_storage_via_memset): Handle histogram.
30641 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30642 (clear_storage_hints, clear_storage_via_libcall): Declare.
30643 (set_storage_via_setmem): Update prototype.
30644 * doc/md.texi (movmem, setmem): Document new arguments.
30646 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30647 Add new histograms.
30648 (stringop_block_profile): New global function.
30649 (tree_stringops_values_to_profile): Profile block size and alignment.
30650 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30652 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30653 (stringop_block_profile): Declare.
30654 * builtins.c: Include value-prof.h.
30655 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30656 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30657 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30658 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30659 * profile.c (instrument_values): Add new counters.
30660 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30662 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30663 (tree_init_edge_profiler): Build new profilers.
30664 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30665 (pass_tree_profile): Add dump.
30666 (tree_profile_hooks): Update.
30667 * Makefile.in (LIBGCOV): Add new constants.
30668 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30669 __gcov_ior_profiler): New.
30670 * config/i386/i386.md (movmem/setmem expanders): Add new optional
30673 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30675 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30677 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30679 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30680 (tree_unswitch_single_loop): Pass eni_size_weights to
30681 tree_num_loop_insns.
30682 * tree-ssa-loop-manip.c: Include tree-inline.h.
30683 (can_unroll_loop_p): Pass eni_size_weights to
30684 tree_num_loop_insns.
30685 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30686 Pass eni_size_weights to estimate_num_insns.
30687 * tree.h (init_inline_once): Export.
30688 * toplev.c (backend_init): Call init_inline_once.
30689 * cgraphunit.c (cgraph_process_new_functions,
30690 cgraph_analyze_function): Pass eni_inlining_weights to
30691 estimate_num_insns.
30692 * ipa-inline.c (compute_inline_parameters): Ditto.
30693 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30694 to estimate_num_insns.
30695 (try_unroll_loop_completely): Pass eni_size_weights to
30696 tree_num_loop_insns.
30697 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30698 ot estimate_num_insns.
30699 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30700 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30701 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30702 eni_time_weights): New variables.
30703 (init_inline_once): Initialize them.
30704 (struct eni_data): Mew.
30705 (estimate_num_insns_1, estimate_num_insns): Use weights.
30706 * tree-inline.h (struct eni_weights_d): New.
30707 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30708 (estimate_num_insns): Declaration changed.
30709 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30710 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30711 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30713 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30715 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30716 relations in the conflict function is valid.
30718 2007-01-27 Ian Lance Taylor <iant@google.com>
30720 * common.opt: Add fstrict-overflow.
30721 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30722 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30723 (TYPE_OVERFLOW_UNDEFINED): Define.
30724 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30726 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30727 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30728 (fold_negate_expr): Likewise.
30729 (make_range): Likewise.
30730 (extract_muldiv_1): Likewise.
30731 (maybe_canonicalize_comparison): Likewise.
30732 (fold_comparison): Likewise.
30733 (fold_binary): Likewise.
30734 (tree_expr_nonnegative_p): Likewise.
30735 (tree_expr_nonzero_p): Likewise.
30736 * tree-vrp.c (compare_values): Likewise.
30737 (extract_range_from_binary_expr): Likewise.
30738 (extract_range_from_unary_expr): Likewise.
30739 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30741 (nowrap_type_p): Likewise.
30742 * tree-scalar-evolution.c (simple_iv): Likewise.
30743 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30744 (build_range_check): Likewise.
30745 (extract_muldiv_1): Likewise.
30746 (fold_comparison): Likewise.
30747 * tree-vrp.c (vrp_int_const_binop): Likewise.
30748 (extract_range_from_unary_expr): Likewise.
30749 * convert.c (convert_to_integer): Likewise.
30750 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30751 (fold_comparison): Likewise.
30752 (fold_binary): Likewise.
30753 * optabs.c (optab_for_tree_code): Likewise.
30754 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30755 * simplify-rtx.c (simplify_const_relational_operation): Check
30756 flag_strict_overflow and flag_trapv.
30757 (simplify_const_relational_operation): Likewise.
30758 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30759 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30762 2007-01-27 Roger Sayle <roger@eyesopen.com>
30764 * tree.c (tree_fold_gcd): Delete.
30765 * tree.h (tree_fold_gcd): Remove prototype.
30766 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30767 test whether one constant integer is a multiple of another. Instead
30768 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30769 * fold-const.c (multiple_of_p): We've determined both TOP and
30770 BOTTOM are integer constants so we can call int_const_binop directly
30771 instead of the more generic const_binop.
30773 2007-01-27 Roger Sayle <roger@eyesopen.com>
30775 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30776 1*X check that the constant hasn't overflowed, to preserve the
30778 (round_up): Provide an efficient implementation when rouding-up an
30779 INTEGER_CST to a power-of-two.
30781 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30783 * doc/sourcebuild.texi: Add comma for clarity.
30784 * doc/extend.texi: Fix some typos.
30785 * doc/passes.texi: Likewise.
30786 * doc/cppinternals.texi: Likewise.
30787 * doc/c-tree.texi: Likewise.
30788 * doc/tree-ssa.texi: Likewise.
30789 * doc/install.texi: Likewise.
30791 2007-01-27 Jan Hubicka <jh@suse.cz>
30793 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30794 (pass_sra): Do not require alias information.
30795 * passes.c (init_optimization_passes): Add SRA
30797 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30799 * tracer.c (rest_of_handle_tracer): We already cleaned
30800 up the CFG in tracer() so don't do it here again.
30801 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30802 cleanup_cfg here, either. And don't call renumber_insns.
30804 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30805 and BB_HEAD are in the insn stream here. Instead make sure
30806 that BB_INSN is valid on all insns. Also, do check here that
30807 there are no pending branch predictions...
30808 (rtl_verify_flow_info): ...instead of doing it here. Checks
30809 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30812 2007-01-26 Roger Sayle <roger@eyesopen.com>
30814 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30815 function to simplify/factorize operand order canonicalization.
30816 (ix86_fixup_binary_operands): Reorganize using the above function.
30817 (ix86_binary_operator_ok): Likewise.
30819 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30821 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30822 file scope from optimize_attrs.
30823 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30825 (optimize_attrs): Clear insn_code_values after freeing it.
30827 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30829 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30830 a parts.base assignment.
30832 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30834 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30835 (compute_subscript_distance, initialize_data_dependence_relation,
30836 finalize_ddr_dependent, analyze_ziv_subscript,
30837 analyze_siv_subscript_cst_affine,
30838 compute_overlap_steps_for_affine_univar,
30839 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30840 analyze_siv_subscript, analyze_miv_subscript,
30841 analyze_overlapping_iterations, subscript_dependence_tester_1,
30842 compute_self_dependence, free_dependence_relation): Work
30843 with affine_fn instead of chrecs.
30844 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30845 common_affine_function, affine_function_base,
30846 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30847 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30848 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30849 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30850 (all_chrecs_equal_p): Removed.
30851 * tree-data-ref.h (affine_fn, conflict_function): New types.
30852 (struct subscript): Change type of conflicting_iterations_in_a
30853 and conflicting_iterations_in_b.
30855 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30858 * config/pa/pa.h (TARGET_HPUX_11): New.
30859 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30860 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30862 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30863 Richard Guenther <rguenther@suse.de>
30865 * tree-ssa-structalias.c (solve_graph): Handle case
30866 we merged the variable to another.
30868 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30870 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30873 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30874 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30876 2007-01-25 DJ Delorie <dj@redhat.com>
30878 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30879 allow changes to modes which don't fit in those registers.
30881 * reload1.c (choose_reload_regs): Check for invalid subregs before
30882 computing their locations, not after.
30884 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30887 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30888 save Altivec registers in an eh_return function.
30889 (compute_vrsave_mask): Likewise.
30890 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30891 for saving Altivec registers.
30892 (rs6000_emit_prologue): Don't allocate stack twice in
30893 eh_return function. Correct expected value of altivec_save_offset
30894 when using save_world. Describe save of R0 to stack when using
30895 save_world. Describe stack pointer adjustment when using
30896 save_world. Remove duplicated eh_return parameter register saving.
30897 Update sp_offset variable after save_world.
30898 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30900 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30901 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30904 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30906 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30908 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30911 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30912 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30914 2007-01-25 Richard Guenther <rguenther@suse.de>
30916 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30917 * common.opt (-Wcoverage-mismatch): New warning option.
30918 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30919 if -Wcoverage-mismatch is given.
30921 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30923 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30924 (ipcp_driver): Change to static definition.
30925 Add dumping of the ifunctions.
30926 (constant_val_insert): Remove unused parameter. Support for SSA.
30927 (ipcp_propagate_const): Support for SSA.
30928 (ipcp_profile_bb_print): Print only analyzed nodes.
30929 (ipcp_replace_map_create): Remove support for Fortran constant
30931 * ipa-prop.c (ipa_method_modify_stmt,
30932 ipa_callsite_compute_param): Support for SSA.
30933 * ipa-prop.h (ipcp_driver): Remove declaration.
30934 (IS_VALID_TREE_MAP_INDEX): Add define.
30936 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30938 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30940 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30942 PR middle-end/30447
30943 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30944 constant argument to cabs and do it without checking for
30945 -funsafe-math-optimizations.
30947 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30949 * c-common.h (RID_FIRST_CXX0X): New.
30950 (RID_LAST_CXX0X): New.
30951 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30953 * c.opt (Wc++0x-compat): New.
30954 * doc/invoke.texi (-Wc++0x-compat): Document.
30956 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30958 * builtins.c (fold_builtin_carg): New.
30959 (fold_builtin_1): Use it.
30961 2007-01-24 Jan Hubicka <jh@suse.cz>
30963 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30965 * ipa-inline.c (initial_insns, max_insns): Delete.
30966 (compute_max_insns): New function.
30967 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30968 amount of insns as base for code growth.
30969 (cgraph_decide_inlining): Make initial_insns local; do not compute
30971 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30972 * doc/invoke.texi (inline-unit-growth): Update docs.
30974 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30976 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30977 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30978 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30979 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30980 for CPUs that have PTA_CX16 set.
30982 PR middle-end/27416
30983 * gimplify.c (omp_check_private): New function.
30984 (gimplify_scan_omp_clauses): Use it for
30985 firstprivate/lastprivate/reduction.
30987 PR middle-end/30494
30988 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30989 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30991 PR middle-end/30421
30992 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30993 If lower_lastprivate_clauses emits some statements, append them
30994 to dlist rather than body_p and to body_p append an initializer.
30995 (lower_omp_for): Adjust caller.
30997 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30999 * target.h (globalize_decl_name): New.
31000 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31001 * output.h (default_globalize_decl_name): New.
31002 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31004 (globalize_decl): Ditto.
31005 (default_globalize_decl_name): New.
31006 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31007 (ia64_handle_version_id_attribute): New.
31008 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31009 (ia64_asm_output_external): Use globalize_decl_name instead
31010 of globalize_label.
31011 * doc/extend.texi (version_id): New pragma.
31012 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31014 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31016 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31017 _uleb128_t and _Unwind_SWord with _sleb128_t.
31018 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31019 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31021 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31022 * unwind-pe.h (read_uleb128, read_sleb128,
31023 read_encoded_value_with_base): Likewise.
31024 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31026 2007-01-24 Richard Guenther <rguenther@suse.de>
31028 * builtins.c (expand_builtin_cexpi): Get the fndecl
31029 for cexp in the correct way.
31031 2007-01-24 Jan Hubicka <jh@suse.cz>
31033 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31036 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31038 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31039 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31040 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31041 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31042 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31043 __SIZEOF_PTRDIFF_T__.
31044 * doc/cpp.texi: Documentation for the new builtin macros added.
31046 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31048 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31049 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31050 instead of operands[2] to avoid access past the end of array.
31052 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31054 * reload1.c (emit_reload_insns): Pass the reload register
31055 for a non-spill output reload through forget_old_reloads_1.
31057 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31059 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31060 _SOFT_DOUBLE if doubles use software floating-point.
31061 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31062 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31063 * config/rs6000/darwin-ldouble.c: Also compile functions for
31064 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31065 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31066 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31067 commented-out long double override.
31068 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31069 * config/rs6000/eabispe.h: Likewise.
31070 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31071 long double for non-SPE.
31072 (rs6000_handle_option): Likewise.
31073 (invalid_e500_subreg): Disallow more subregs involding DImode,
31074 DFmode, TImode or TFmode.
31075 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31077 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31079 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31080 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31082 (rs6000_legitimate_address): Also check for TFmode for E500
31084 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31085 (spe_build_register_parallel): Handle TFmode and TCmode.
31086 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31088 (function_arg): Handle TFmode and TCmode for E500 double.
31089 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31091 (print_operand): Handle TFmode and TImode for %y.
31092 (rs6000_generate_compare): Handle TFmode comparisons for E500
31094 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31095 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31096 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31097 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31098 TFmode for E500 double.
31099 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31100 (floatsidf2): Enable for E500 double.
31101 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31102 (extenddftf2): Change to extenddftf2_fprs.
31103 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31104 depending on TARGET_E500_DOUBLE.
31105 (extendsftf2): Enable for E500 double.
31106 (trunctfdf2): Enable for E500 double.
31107 (trunctfsf2): Change to trunctfsf2_fprs.
31108 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31109 depending on TARGET_E500_DOUBLE.
31110 (floatsitf2): Enable for E500 double.
31111 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31112 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31113 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31114 (negtf2): Change to negtf2_internal.
31115 (negtf2): New expander.
31116 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31117 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31118 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31119 (movdi_internal32): Use rs6000_nonimmediate_operand.
31120 (unnamed splitter): Likewise.
31121 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31122 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31123 (SPE64TF, DITI): New mode macros.
31124 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31127 (frob_<mode>_di_2): New.
31128 (frob_tf_di_8_2): New.
31129 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31131 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31133 (frob_ti_<mode>_8_2): New.
31134 (frob_ti_tf_2): New.
31135 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31136 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31138 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31139 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31140 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31141 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31142 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31143 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31146 2007-01-23 Ian Lance Taylor <iant@google.com>
31148 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31150 (OBJS-archive): Reformat, alphabetize.
31151 (OBJS): Change out_object_file to OBJS-md.
31153 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31155 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31156 JUMP_P and CALL_P predicates where applicable.
31157 * config/i386/i386.c: Ditto.
31158 * config/i386/i386.md: Ditto.
31159 * config/i386/mmx.md: Ditto.
31160 * config/i386/predicates.md: Ditto.
31162 2007-01-22 Andreas Schwab <schwab@suse.de>
31164 * config/m68k/m68k.h: Fix comment.
31166 2007-01-22 Jan Hubicka <jh@suse.cz>
31168 * passes.c (init_optimization_passes): Do not rerun
31169 pass_early_warn_uninitialized.
31171 2007-01-22 Richard Guenther <rguenther@suse.de>
31173 PR tree-optimization/30038
31174 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31176 (execute_cse_sincos_1): Likewise.
31177 (execute_cse_sincos): Likewise.
31178 (gate_cse_sincos): Likewise.
31179 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31180 the cexpi() canonicalization of sincos().
31181 * tree-pass.h (pass_cse_sincos): Declare.
31182 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31184 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31186 PR rtl-optimization/29329
31187 * combine.c (replaced_rhs_insn): Rename to i2mod.
31188 (replaced_rhs_value): Rename to i2mod_new_rhs.
31189 (i2mod_old_rhs): New global variable.
31190 (combine_instructions): Adjust for above change. Save a copy of
31191 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31192 note are substituted in the second instruction.
31193 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31194 ditch the note if it pertains to the second eliminated register
31195 and this register is mentioned in i2mod_old_rhs.
31198 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31200 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31201 the insn to which the note was originally attached.
31203 2007-01-21 Jan Hubicka <jh@suse.cz>
31205 * ipa-inline.c (inlining_mode): Comment, move up.
31206 (cgraph_decide_inlining_incrementally): Do not perform inlining
31207 itself; fix handling of flattening of self recursive functions.
31208 (cgraph_find_cycles): Remove.
31209 (cgraph_flatten_node): Remove.
31210 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31211 (try_inline): New function.
31212 (cgraph_early_inlining): Update call of
31213 cgraph_decide_inlining_incrementally. Apply inlining here.
31214 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31216 2007-01-21 Dirk Mueller <dmueller@suse.de>
31219 * tree-vrp.c (check_array_bounds): do not warn
31220 about ADDR_EXPR's of ARRAY_REF's which are immediately
31221 used in binary expressions.
31223 2007-01-21 Ira Rosen <irar@il.ibm.com>
31225 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31226 read_write_dep and macros for its access.
31227 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31228 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31229 argument, call vect_check_interleaving for every independent pair of
31230 data-refs. Mark loads that access the same memory location as a store
31232 (vect_check_dependences): Remove.
31233 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31234 call, fix the call to vect_analyze_data_ref_dependence.
31235 (vect_analyze_data_ref_access): For statements that access the same
31236 data-ref, check that they are not stores; for loads, check that there
31237 is no store that access the same location.
31239 2007-01-20 Roger Sayle <roger@eyesopen.com>
31240 Joseph Myers <joseph@codesourcery.com>
31242 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31243 (-fdump-rtl-stack): Likewise.
31244 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31245 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31246 (-mpt-fixed): Use @minus{} for minus sign.
31247 (Using Precompiled Headers): Fix under/overfull hbox.
31249 2007-01-20 Jan Hubicka <jh@suse.cz>
31251 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31252 place within annotation.
31254 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31256 * pa.c (output_move_double): Change array size of xoperands to 4.
31258 2007-01-20 Jan Hubicka <jh@suse.cz>
31260 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31263 2007-01-19 Ian Lance Taylor <iant@google.com>
31265 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31266 constant to unsigned HOST_WIDE_INT before negating.
31268 2007-01-19 Ian Lance Taylor <iant@google.com>
31270 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31272 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31273 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31274 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31275 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31276 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31277 (realloc_vdef, realloc_vuse): Change second parameter to
31279 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31280 fields to unsigned.
31281 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31282 unsigned. Change x and lim locals to unsigned.
31283 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31285 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31286 (copy_virtual_operands): Change i and n locals to unsigned.
31288 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31290 PR middle-end/29335
31291 * builtins.c (fold_builtin_1): Handle builtin fdim.
31293 2007-01-20 Jan Hubicka <jh@suse.cz>
31295 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31296 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31297 init_alias_heapvars.
31298 (init_alias_heapvars): Initialize only when not already initialized.
31299 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31301 2007-01-19 Roger Sayle <roger@eyesopen.com>
31303 * common.opt (fsigned-zeros): New command line option.
31304 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31305 of flag_unsafe_math_optimizations.
31306 * opts.c (set_fast_math_flags): The -ffast-math command line option
31307 implies -fno-signed-zeros.
31308 (fast_math_flags_set_p): Likewise.
31310 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31311 the documentation of -ffast-math appropriately. Wrap long lines.
31313 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31315 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31316 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31318 2007-01-19 Tomas Bily <tbily@suse.cz>
31320 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31322 (tree_init_ic_make_global_vars): New function
31323 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31324 (tree_gen_ic_profiler): New function
31325 (tree_gen_ic_func_profiler): New function
31326 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31327 (tree_profile_hooks): Added hook for indirec/virtual calls
31328 * value-prof.c (tree_find_values_to_profile): New case for
31330 (tree_values_to_profile): Call for determining indirect/virtual
31332 (tree_indirect_call_to_profile): New function
31333 (tree_ic_transform): New function
31334 (tree_ic): New function
31335 (find_func_by_pid): New function
31336 (init_pid_map): New function
31337 (tree_value_profile_transformations): Added check for
31338 indirect/virtual call transformation
31339 * value-prof.h (enum hist_type): New counter type for
31340 indirect/virtual calls
31341 (profile_hooks): Added new hook for profiling indirect/virtual
31343 * profile.c (instrument_values): New case for indirect/virtual
31345 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31346 (GCOV_COUNTER_V_INDIR): New counter type
31347 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31348 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31350 * cgraph.c: Definition of cgraph_max_pid
31351 (cgraph_create_node): Default init of pid attribute
31352 * cgraph.h: Declaration of cgraph_max_pid
31353 (struct cgraph_node): Added pid attribute
31354 * libgcov.c (__gcov_indirect_call_profiler): New function
31355 (__gcov_one_value_profiler_body): New function
31356 (__gcov_one_value_profiler): Body was moved to
31357 __gcov_one_value_profiler_body and calls it
31359 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31361 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31362 * gengtype.c (write_types_data, write_func_for_structure,
31363 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31364 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31365 (walk_type, write_func_for_structure): Generate the mark_hook if
31368 2007-01-19 Jan Hubicka <jh@suse.cz>
31370 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31371 'early' argument take inlining mode argument specifying whether to
31372 inline for size/speeed or all functions; add support for flattening;
31374 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31376 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31379 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31380 the name of the declared identifier.
31382 2007-01-19 Dirk Mueller <dmueller@suse.de>
31384 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31385 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31386 duplicate evaluation.
31388 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31390 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31391 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31392 to XFMode, use acosxf2 and truncate result to requested mode.
31393 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31394 (asin<mode>2): Similarly, with asin expanders.
31395 (*fscalexf4_i387): Rename from *fscalexf4.
31396 (expNcorexf3): New expander.
31397 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31398 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31399 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31400 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31401 patterns for SSE math.
31402 (exp10<mode>2): Similarly, with exp10 expanders.
31403 (exp2<mode>2): Similarly, with exp2 expanders.
31404 (expm1<mode>2): Similarly, with expm1 expanders.
31405 (ldexp<mode>3): Similarly, with ldexp expanders.
31406 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31407 Use gen_truncxf<mode>2_i387_noop to truncate result.
31409 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31411 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31412 for ColdFire targets.
31414 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31415 Richard Sandiford <richard@codesourcery.com>
31417 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31418 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31419 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31420 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31421 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31422 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31424 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31426 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31427 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31428 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31429 (*adddi_dilshr32_cf): New pattern.
31430 (adddi3, subdi3): Remove first alternatives.
31432 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31434 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31435 implemented using move.l, do not use its cc result for floating-point
31438 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31440 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31441 from accepting 's' constraints if flag_pic.
31443 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31445 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31446 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31447 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31448 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31450 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31452 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31453 ColdFire alternatives.
31454 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31455 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31456 architectures that support ff1 instruction.
31458 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31459 Julian Brown <julian@codesourcery.com>
31461 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31462 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31463 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31466 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31468 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31470 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31471 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31472 HOST_WIDE_INT instead of an rtx.
31473 (m68k_rtx_costs): Update call accordingly.
31474 (output_move_const_into_data_reg): Likewise. Fix formatting.
31475 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31477 (output_move_simode_const): Update calls after above changes.
31478 Rework to use automatic variables and predicates like MEM_P.
31479 * config/m68k/m68k.md (pushexthisi_const): Update call to
31482 2007-01-19 Dirk Mueller <dmueller@suse.de>
31484 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31485 in dump_flags test.
31487 2007-01-19 Richard Guenther <rguenther@suse.de>
31489 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31490 via cexp in case sincos is not available.
31492 2007-01-19 Richard Guenther <rguenther@suse.de>
31494 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31495 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31496 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31497 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31498 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31499 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31500 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31501 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31503 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31505 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31507 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31508 (atan2xf3): Directly generate RTL pattern.
31509 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31510 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31511 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31512 disable patterns for SSE math.
31513 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31514 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31515 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31516 disable patterns for SSE math.
31518 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31520 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31522 2007-01-18 Roger Sayle <roger@eyesopen.com>
31524 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31525 VIEW_CONVERT_EXPR to the same type as it's operand.
31527 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31529 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31530 configured for long double 128.
31532 2007-01-18 Mike Stump <mrs@apple.com>
31534 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31537 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31539 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31540 in #if 0 code type correct.
31542 2007-01-18 Jan Hubicka <jh@suse.cz>
31544 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31545 greater than NUM_VOP_FREE_BUCKETS.
31547 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31549 * tree-ssa-structalias.c: Update comments.
31550 (ptabitmap_obstack): Removed.
31551 (pta_obstack): New.
31552 (oldpta_obstack): Ditto.
31553 (stats): Add a few members.
31554 (struct variable_info): Remove node, complex, address_taken, and
31555 indirect_target members. Add oldsolution member.
31556 (new_var_info): Do not initialize removed members.
31557 (constraint_expr_type): Remove INCLUDES.
31558 (constraint_graph): Add size, implicit_preds, rep,
31559 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31560 (FIRST_REF_NODE): New macro.
31561 (LAST_REF_NODE): Ditto.
31562 (FIRST_ADDR_NODE): Ditto.
31563 (find): New function.
31565 (dump_constraint): Do not handle INCLUDES.
31566 (insert_into_complex): Do not insert duplicate constraints.
31567 (condense_varmap_nodes): Renamed and rewritten into ...
31568 (merge_node_constraints): This. Also fix bug in handling of
31569 offseted copy constraints.
31570 (clear_edges_for_node): No longer need to deal with preds at all,
31571 or removing associated preds/succs.
31572 (merge_graph_nodes): Deal with indirect_cycles.
31573 Don't deal with predecessors.
31574 (add_implicit_graph_edge): New function.
31575 (add_pred_graph_edge): Ditto.
31576 (add_graph_edge): Don't deal with predecessors.
31577 (build_constraint_graph): Removed.
31578 (build_pred_graph): New function.
31579 (build_succ_graph): Ditto.
31580 (struct scc_info): Removed in_component. Added roots, dfs, and
31581 node_mapping. Remove visited_index, unification_queue.
31582 (scc_visit): Deal with union-find we do now.
31583 Deal with cycles with REF nodes.
31584 (collapse_nodes): Renamed and rewritten to ...
31585 (unify_nodes): This.
31586 (process_unification_queue): Removed.
31587 (topo_visit): Cleanup
31588 (do_da_constraint): Use find.
31589 (do_sd_constraint): Ditto.
31590 (do_ds_constraint): Ditto.
31591 (do_complex_constraint): Ditto.
31592 (init_scc_info): Update for removed and added members.
31593 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31594 (find_indirect_cycles): This.
31595 (equivalence_class): New variable.
31596 (label_visit): New function.
31597 (perform_variable_substitution): Rewritten.
31598 (free_var_substitution_info): New function.
31599 (find_equivalent_node): Ditto.
31600 (move_complex_constraints): Ditto.
31601 (eliminate_indirect_cycles): Ditto.
31602 (solve_graph): Only propagate changed bits.
31603 Use indirect cycle elimination.
31605 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31606 (tree_id_eq): Renamed to ...
31607 (tree_vi_eq): This. Update for member change
31608 (insert_id_for_tree): Renamed and rewritten to ...
31609 (insert_vi_for_tree): This.
31610 (lookup_id_for_tree): Renamed and rewritten to ...
31611 (lookup_vi_for_tree): This.
31612 (get_id_for_tree): Renamed and rewritten to ...
31613 (get_vi_for_tree): Ditto.
31614 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31615 (process_constraint): Don't handle INCLUDES.
31616 Remove special ADDRESSOF case.
31617 (find_func_aliases): Rewrite to use vi functions instead of id
31619 (create_function_info_for): Ditto.
31620 (create_variable_info_for): Ditto.
31621 (intra_create_variable_infos): Ditto.
31622 (merge_smts_into): Ditto.
31623 (find_what_p_points_to): Ditto.
31624 (init_base_vars): Ditto.
31625 (init_alias_vars): Ditto.
31626 (remove_preds_and_fake_succs): New function.
31627 (dump_sa_points_to_info): Dump new stats.
31628 (dump_solution_for_var): Use find.
31629 (set_used_smts): Fix formatting.
31630 (compute_points_to_sets): Updated for new functions.
31631 (ipa_pta_execute): Ditto.
31633 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31634 Richard Sandiford <richard@codesourcery.com>
31636 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31638 * calls.c (expand_call): If the return value is a PARALLEL,
31639 extract its first member.
31640 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31641 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31642 use FUNCTION_EXTRA_EPILOGUE.
31643 (m68k_function_value): Return a PARALLEL if the return value
31644 is of a pointer type.
31645 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31646 (FUNCTION_EXTRA_EPILOGUE): Remove.
31647 * config/m68k/m68k.md (D0_REG): New constant.
31649 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31651 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31652 output a NOP for empty epilogues.
31654 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31656 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31657 before function. Extend register save check to include all
31658 registers, not just integer ones.
31660 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31662 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31663 (m68k_use_return_insn): ...this.
31664 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31665 * config/m68k/m68k.c (use_return_insn): Rename to...
31666 (m68k_use_return_insn): ...this.
31667 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31668 of USE_RETURN_INSN.
31670 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31672 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31673 nearest even, fix denormal rounding overflow.
31675 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31677 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31678 f%$smove and f%$move.
31679 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31680 (extendsfdf2_cf): Use fdmove instead of f%&move.
31681 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31682 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31684 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31686 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31689 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31691 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31692 (coldfire_single_format): Declare.
31693 (coldfire_double_format): Likewise.
31694 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31695 of qnan_msb_set to determine the lower bits of a canonical
31697 (encode_ieee_double): Likewise.
31698 (encode_ieee_quad): Likewise.
31699 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31700 (mips_single_format): Likewise.
31701 (ieee_double_format): Likewise.
31702 (mips_double_format): Likewise.
31703 (ieee_extended_motorola_format): Likewise.
31704 (ieee_extended_intel_96_format): Likewise.
31705 (ieee_extended_intel_128_format): Likewise.
31706 (ieee_extended_intel_96_round_53_format): Likewise.
31707 (ibm_extended_format): Likewise.
31708 (mips_extended_format): Likewise.
31709 (ieee_quad_format): Likewise.
31710 (mips_quad_format): Likewise.
31711 (vax_f_format): Likewise.
31712 (vax_d_format): Likewise.
31713 (vax_g_format): Likewise.
31714 (i370_single_format): Likewise.
31715 (i370_double_format): Likewise.
31716 (decimal_single_format): Likewise.
31717 (decimal_double_format): Likewise.
31718 (decimal_quad_format): Likewise.
31719 (c4x_single_format): Likewise.
31720 (c4x_extended_format): Likewise.
31721 (real_internal_format): Likewise.
31722 (coldfire_single_format): New real_format.
31723 (coldfire_double_format): Likewise.
31724 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31725 canonical_nan_lsbs_set.
31726 (pdp11_d_format): Likewise.
31727 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31728 if TARGET_COLDFIRE_CPU.
31730 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31732 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31733 (output_call, m68k_legitimize_call_address): Declare.
31734 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31735 parenthesees. Add support for a 'W' constraint.
31736 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31737 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31738 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31739 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31741 (override_options): Initialize them. Do not set flag_no_function_cse
31742 for TARGET_ID_SHARED_LIBRARY.
31743 (m68k_output_pic_call): Delete.
31744 (m68k_legitimize_call_address): New function.
31745 (print_operand): Remove the %o prefix. Handle the %p prefix.
31746 (output_call): New function.
31747 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31748 target address from the GOT if symbolic jumps are not allowed.
31749 * config/m68k/m68k.md (call, general_operand): Do not set
31750 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31751 Merge separate flag_pic and !flag_pic define_insns into...
31752 (*call, *call_value): ...these new patterns. Match the address
31753 rather than the containing MEM and require it to be a call_operand.
31754 Use output_call to generate the asm template.
31755 * config/m68k/predicates.md (const_call_operand): New predicate.
31756 (call_operand): Likewise.
31758 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31760 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31761 (STACK_GROWS_DOWNWARD): Define to 1.
31762 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31763 comments, emphasizing that these values are only defaults.
31764 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31765 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31767 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31769 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31771 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31772 Richard Sandiford <richard@codesourcery.com>
31774 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31775 (FP_REGNO_P): New macros.
31776 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31777 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31778 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31779 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31781 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31783 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31784 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31786 * config/m68k/t-floatlib: New file, extracting common code from...
31787 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31788 * config/m68k/t-uclinux: Here.
31789 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31790 routines on ColdFire targets.
31792 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31794 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31795 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31796 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31797 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31798 explicitly set MOTOROLA to 1.
31799 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31801 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31802 Nathan Sidwell <nathan@codesourcery.com>
31804 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31805 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31806 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31807 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31808 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31809 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31810 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31811 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31812 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31813 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31814 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31815 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31816 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31817 (DBX_REGISTER_NUMBER): Delete.
31818 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31819 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31820 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31822 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31824 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31825 * config/flat.h: New file.
31826 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31827 OBJECT_FORMAT_FLAT.
31828 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31829 indirect references for -msep-data or -mid-shared-library.
31830 Do not use PC-relative code addresses either.
31831 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31833 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31834 for shared libraries and crt1.o for executables. Use crti.o and
31836 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31837 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31838 Do not add -elf2flt or -shared-lib-id options here.
31839 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31840 Pass -shared-lib-id if -mid-shared-library, taking the library
31841 identifier from -mshared-library-id if given, otherwise
31843 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31844 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31845 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31846 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31847 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31848 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31850 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31851 jump sequence for ISA A and ISA A+.
31852 (PICJUMP): Likewise.
31854 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31856 * config.gcc (m68k-*-uclinux*): Base the port on the common
31857 and m68k GNU/Linux files rather than on the generic ELF ones.
31858 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31859 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31861 2007-01-18 Julian Brown <julian@codesourcery.com>
31862 Richard Sandiford <richard@codesourcery.com>
31864 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31865 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31866 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31868 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31869 80 unconditionally.
31870 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31872 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31874 * doc/install.texi: Document m68k-uclinuxoldabi.
31875 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31876 * config/m68k/uclinux-oldabi.h: New file, copied from
31877 config/m68k/uclinux.h.
31879 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31881 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31882 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31883 (m32r_compute_frame_size): Use unsigned for regno.
31884 (m32r_reload_lr): Use gen_frame_mem.
31886 (m32r_output_function_epilogue): Don't output the function epilogue
31888 (m32r_expand_epilogue): New.
31889 (direct_return): Return false if the function has the interrupt
31891 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31892 * config/m32r/m32r.md (epilogue): New expander.
31893 (return_lr, return_rte): New insns.
31894 (return): Make it expander.
31895 (return_normal): New expander.
31897 2007-01-18 Josh Conner <jconner@apple.com>
31900 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31901 support for UNLE, UNLT, UNGE, and UNGT.
31903 2007-01-18 Jan Hubicka <jh@suse.cz>
31905 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31906 * tree-tailcall (add_virtual_phis): Likewise.
31907 (optimize_tail_call): Return TODOs.
31908 (execute_tail_calls): Return TODOs.
31909 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31910 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31912 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31913 Cleanup cfg using TODO.
31914 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31915 * passes.c (execute_function_todo): When cleanup did something, remove
31917 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31918 (make_edges): Don't cleanup_cfg.
31920 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31922 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31923 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31924 operate on the top of stack.
31925 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31926 register handling of instructions that output to the second
31928 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31929 (move_for_stack_reg): Special-case check for dead destination
31930 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31932 * config/i386/i386.md (UNSPEC_TAN): New constant.
31933 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31934 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31935 to correctly model move of constant 1.0 to top stack slot.
31936 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31937 (unnamed peephole2 pattern): Remove corresponding peephole2
31938 pattern that optimizes tan insn and loading of constant 1.0.
31939 (tanxf2): Use fptanxf4_i387.
31940 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31941 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31942 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31943 disable patterns for SSE math.
31944 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31945 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31947 2007-01-18 Dirk Mueller <dmueller@suse.de>
31948 Richard Guenther <rguenther@suse.de>
31951 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31952 * common.opt (Warray-bounds): Add new warning option.
31953 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31955 * Makefile.in: make tree-vrp.o depend on toplev.h
31956 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31958 (check_array_refs, check_array_bounds, check_array_ref): New.
31960 2007-01-18 Jan Hubicka <jh@suse.cz>
31962 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31963 (execute_ssa_ccp): Return flags conditionally.
31964 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31966 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31968 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31970 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31971 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31973 * Makefile.c (GTFILES): Add cfglayout.h.
31974 * gengtype.c (open_base_files): Likewise.
31975 * cfglayout.c (cfg_layout_function_footer,
31976 cfg_layout_function_header) Reindent to make gengtype happy.
31977 * cfglayout.h (cfg_layout_function_footer,
31978 cfg_layout_function_header): Add GTY(()) marker.
31980 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31982 2007-01-18 Ben Elliston <bje@au.ibm.com>
31984 * genautomata.c (write_automata): Include xstrerror output in the
31985 error message if writing the DFA description file fails.
31987 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31989 * config/mips/mips-protos.h (mips_output_external): Make it
31991 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31992 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31993 (extern_list): Likewise.
31994 (extern_head): Likewise.
31995 (TARGET_ASM_FILE_END): Likewise.
31996 (mips_file_end): Likewise.
31997 (mips_output_external): Rewritten.
31999 2007-01-18 Ben Elliston <bje@au.ibm.com>
32001 * genpreds.c (write_insn_preds_c): Only write out the function
32002 body for regclass_for_constraint if we have register constraints.
32004 2007-01-17 Tom Tromey <tromey@redhat.com>
32006 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32007 * doc/install.texi (Testing): Use sourceware.org.
32008 (Binaries): Likewise.
32009 (Specific): Likewise.
32010 * doc/contrib.texi (Contributors): Use sourceware.org.
32012 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32014 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32015 (AVR_ENHANCED): Rename to ...
32016 (AVR_HAVE_MUL): ... new.
32017 (avr_enhanced_p): Rename to ...
32018 (avr_have_mul_p): ... new.
32019 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32020 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32021 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32022 (avr_have_mul_p): ... new.
32023 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32024 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32025 'avr_enhanced_p' and 'enhanced'.
32026 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32027 AVR_HAVE_MUL instead of AVR_ENHANCED.
32028 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32029 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32030 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32031 instead of AVR_ENHANCED.
32032 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32033 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32034 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32036 2007-01-17 Ian Lance Taylor <iant@google.com>
32038 * vec.h (VEC_reserve_exact): Define.
32039 (vec_gc_p_reserve_exact): Declare.
32040 (vec_gc_o_reserve_exact): Declare.
32041 (vec_heap_p_reserve_exact): Declare.
32042 (vec_heap_o_reserve_exact): Declare.
32043 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32045 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32046 negative parameter.
32047 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32048 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32049 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32050 * vec.c (calculate_allocation): Add exact parameter. Change all
32052 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32053 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32054 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32055 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32056 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32057 (vec_heap_p_reserve_exact): New function.
32058 (vec_heap_o_reserve_exact): New function.
32060 2007-01-17 Jan Hubicka <jh@suse.cz>
32062 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32064 2007-01-17 Eric Christopher <echristo@apple.com>
32066 * config.gcc: Support core2 processor.
32068 2007-01-16 Jan Hubicka <jh@suse.cz>
32070 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32071 the names, just unlink the chain so we don't crash on dangling
32075 2007-01-16 Jan Hubicka <jh@suse.cz>
32077 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32078 * tree-pass.h: Reorder to make IPA passes appear toegher.
32079 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32081 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32082 parameters, do not call early inliner.
32083 * ipa-inline.c: Update comments. Include tree-flow.h
32084 (cgraph_decide_inlining): Do not compute inlining parameters.
32085 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32086 be called with function context set up.
32087 (pass_ipa_inline): Remove unreachable functions before pass.
32088 (cgraph_early_inlining): Simplify assuming to be called from the
32090 (pass_early_inline): New pass.
32091 (cgraph_gate_ipa_early_inlining): New gate.
32092 (pass_ipa_early_inline): Turn into simple wrapper.
32093 (compute_inline_parameters): New function.
32094 (gate_inline_passes): New gate.
32095 (pass_inline_parameters): New pass.
32096 (apply_inline): Move here from tree-optimize.c
32097 (pass_apply_inline): New pass.
32098 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32100 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32101 doing them by hand.
32102 (tree_function_versioning): Do not allocate dummy struct function.
32103 * tree-inline.h (optimize_inline_calls): Update prototype.
32104 * tree-optimize.c (execute_fixup_cfg): Export.
32105 (pass_fixup_cfg): Remove
32106 (tree_rest_of_compilation): Do not apply inlines.
32107 * tree-flow.h (execute_fixup_cfg): Declare.
32108 * Makefile.in (gt-passes.c): New.
32109 * passes.c: Include gt-passes.h
32110 (init_optimization_passes): New passes.
32111 (nnodes, order): New static vars.
32112 (do_per_function_toporder): New function.
32113 (execute_one_pass): Dump current pass here.
32114 (execute_ipa_pass_list): Don't dump current pass here.
32116 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32118 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32119 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32121 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32123 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32124 (strong_alias): Define.
32125 (__gcc_qmul): Provide non-FMA for soft-float.
32126 (__gcc_qdiv): Same.
32131 (__gcc_qunord): New.
32141 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32142 soft-float functions.
32143 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32144 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32145 about long double soft float.
32147 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32148 Tehila Meyzels <tehila@il.ibm.com>
32150 * tree-vectorizer.h (is_pattern_stmt_p): New.
32151 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32152 formatting (tabs instead of spaces). Cleanup and clarify setting
32153 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32154 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32155 (vectorizable_type_demotion): Check that types are integral.
32156 (vectorizable_type_promotion): Likewise.
32157 (vectorizable_store): Fix typo. Eliminate new-line at end of
32160 2007-01-16 Jan Hubicka <jh@suse.cz>
32162 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32165 2007-01-15 Eric Christopher <echristo@apple.com>
32167 * ifcvt.c: Include vec.h, vecprim.h.
32168 (check_cond_move_block): New argument regs.
32169 Reorganize. Add registers used to regs.
32170 (cond_move_process_if_block): Use regs set above as
32173 2007-01-15 Eric Christopher <echristo@apple.com>
32175 * config/darwin.h: Update copyright.
32176 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32177 (LINK_COMMAND_SPEC): Add -u.
32178 (LINK_SPEC): Fix umbrella for above.
32180 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32182 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32185 2007-01-15 Tom Tromey <tromey@redhat.com>
32187 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32188 * doc/install.texi (Testing): Don't mention jacks.
32189 (Configuration): Document --enable-java-maintainer-mode. Move
32190 --with-java-home to libgcj-specific section. Document
32192 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32194 2007-01-15 Jan Hubicka <jh@suse.cz>
32196 * tree-ssa-dce.c (DCE_TODOs): New.
32197 (propagate_necessity): Return if something changed.
32198 (eliminate_unnecessary_stmts): Likewise.
32199 (perform_tree_ssa_dce): Return TODO flags when needed.
32200 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32202 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32204 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32205 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32206 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32207 patterns using X87MODEF12 mode macro. Extend operand 1
32208 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32209 (log10<mode>2): Ditto.
32210 (log2<mode>2): Ditto.
32211 (log1p<mode>2): Ditto.
32212 (logb<mode>2): Ditto.
32213 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32214 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32215 (*fxtractxf3_i387): Rename from *fxtractxf3.
32216 (fxtract_extend<mode>xf3_i387): New insn pattern.
32217 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32218 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32219 and gen_fyl2xxf3_i387().
32221 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32223 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32224 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32225 get_loop_exit_edges. Changed return type to bool.
32226 * cfgloop.h (fix_loop_placement): Declaration removed.
32228 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32230 * param.h (MIN_VECT_LOOP_BOUND): New.
32231 * params.def (MIN_VECT_LOOP_BOUND): New.
32232 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32233 argument - minimum threshold for number of iterations.
32234 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32235 argument to declaration.
32236 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32237 MIN_VECT_LOOP_BOUND.
32238 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32239 slpeel_tree_peel_loop_to_edge with additional argument.
32240 (vect_do_peeling_for_alignment): Likewise.
32241 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32243 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32246 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32247 operands of size 1.
32249 2007-01-14 Jan Hubicka <jh@suse.cz>
32251 * tree-dfa.c (remove_referenced_var): New function.
32252 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32253 prune referenced vars list too.
32254 * tree-flow.h (remove_referenced_var): Declare.
32256 2007-01-14 Jan Hubicka <jh@suse.cz>
32258 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32260 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32261 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32262 * except.h (verify_eh_throw_table_statements): Kill prototype.
32263 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32264 into call exrepssions.
32265 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32267 * tree-cfg.c: Include pointer-set.h.
32268 (verify_node_sharing): Work on pointer set.
32269 (verify_eh_throw_stmt_node): New.
32270 (verify_stmts): Use pointers sets, verify throw_stmt.
32272 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32274 * ipa-reference.c (analyze_function): Consider also addresses taken
32277 2007-01-12 Roger Sayle <roger@eyesopen.com>
32279 * c-typeck.c (null_pointer_constant_p): Replace use of
32280 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32281 (build_c_cast): Likewise.
32283 2007-01-12 Roger Sayle <roger@eyesopen.com>
32285 * tree.h (force_fit_type_double): Remove unused final argument.
32286 * c-common.c (constant_expression_warning): Replace use of
32287 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32288 (convert_and_check): Likewise.
32289 (shorten_compare): Update call to force_fit_type_double.
32290 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32291 * convert.c (convert_to_pointer): Update call to
32292 force_fit_type_double.
32293 * fold-const.c (force_fit_type_double): Remove overflowed_const
32295 (int_const_binop, fold_convert_const_int_from_int,
32296 fold_convert_const_int_from_real, fold_div_compare,
32297 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32298 fold_abs_const, fold_not_const): Remove the final argument from
32299 calls to force_fit_type_double.
32301 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32303 * configure.ac: Set insn to "nop" for spu-*-* also.
32304 * configure: Regenerate.
32306 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32308 * builtins.def : Add BUILT_IN_FREE.
32310 2007-01-12 Jan Hubicka <jh@suse.cz>
32312 PR tree-optimization/30443
32313 * tree-inline.c (tree_function_versioning): Do not optimize when
32314 cloning for inlining.
32316 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32318 * doc/loop.texi: Document recording of loop exits.
32319 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32320 (update_single_exits_after_duplication,
32321 update_single_exit_for_duplicated_loop,
32322 update_single_exit_for_duplicated_loops): Removed.
32323 (duplicate_loop_to_header_edge): Do not call
32324 update_single_exits_after_duplication and
32325 update_single_exit_for_duplicated_loops.
32326 (loop_version): Do not update single_exit information.
32327 (fix_loop_structure): Use record_loop_exits instead of
32328 mark_single_exit_loops.
32329 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32330 the lists of loop exits.
32331 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32332 split_edge, merge_blocks): Update the lists of loop exits.
32333 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32334 loop_optimizer_init.
32335 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32336 of mark_single_exit_loops.
32337 (loop_optimizer_finalize): Call release_recorded_exits.
32338 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32339 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32340 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32341 update single exit information.
32342 * lambda-code.c (perfect_nestify): Ditto.
32343 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32344 (mark_single_exit_loops): Removed.
32345 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32346 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32347 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32349 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32350 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32351 (verify_loop_structure): Verify consistency of the exit lists.
32352 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32353 (set_single_exit): Removed.
32354 * cfgloop.h (struct loop_exit): New function.
32355 (struct loop): single_exit_ field replaced by exits field.
32356 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32357 LOOPS_HAVE_RECORDED_EXITS.
32358 (struct loops): Added exits hash.
32359 (mark_single_exit_loops, set_single_exit): Declaration removed.
32360 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32362 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32364 * doc/invoke.texi: Avoid use of @headitem.
32366 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32368 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32370 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32372 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32375 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32376 Richard Sandiford <richard@codesourcery.com>
32378 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32379 * config/m68k/m68k.opt: Resort options.
32380 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32382 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32383 Richard Sandiford <richard@codesourcery.com>
32385 * doc/invoke.texi: Document the macros that are defined by
32386 m68k's -mtune and -mhard-float options.
32387 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32388 (m68k_cpp_cpu_family): Likewise.
32389 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32390 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32391 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32392 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32393 (m68k_cpp_cpu_family): Likewise.
32395 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32397 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32398 macros besides mc68000 as tuning macros. Use a switch statement
32399 to set them and mcpu32.
32401 2007-01-12 Julian Brown <julian@codesourcery.com>
32403 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32404 (TARGET_68040_ONLY): Rename to...
32405 (TARGET_68040): ...this.
32406 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32407 * config/m68k/m68k.md: Likewise.
32409 2007-01-12 Julian Brown <julian@codesourcery.com>
32410 Nathan Sidwell <nathan@codesourcery.com>
32411 Richard Sandiford <richard@codesourcery.com>
32413 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32414 the -mcpu= argument associated with the --with-cpu setting.
32415 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32416 if different from the one implied by the -mcpu setting.
32417 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32418 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32419 * doc/invoke.texi: Mention ColdFire in the introduction to the
32420 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32421 -mno-div and -mhard-float options. Make -m68881 a synonym for
32422 -mhard-float. Document the previously-undocumented -m5206e,
32423 -m528x, -m5307 and -m5407 options. Tweak the existing option
32424 documentation for consistency.
32425 * doc/install.texi: Mention new --with-cpu arguments.
32426 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32427 default CPU if neither -mcpu nor -march are specified.
32428 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32429 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32430 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32431 using m68k_tune to decide between families that implement the
32432 same ISA. Use m68k_tune to set __mcfv4e__.
32433 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32434 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32435 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32436 (FL_ISA_C, FL_ISA_MMU): New macros.
32437 (MASK_COLDFIRE): Delete.
32438 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32439 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32440 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32441 (TARGET_HARD_FLOAT): Do not define here.
32442 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32443 (TUNE_68000): New macro.
32444 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32445 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32446 (TUNE_CFV2): Redefine in terms of m68k_tune.
32447 (uarch_type, target_device, fpu_type): New enums.
32448 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32449 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32450 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32451 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32452 (FL_FOR_isa_c): New macros.
32453 (m68k_isa): New enum.
32454 (m68k_target_selection): New structure.
32455 (all_devices, all_isas, all_microarchs): New tables.
32456 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32457 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32458 (MASK_ALL_CPU_BITS): Delete.
32459 (m68k_find_selection): New function.
32460 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32461 Map the legacy target options to a combination of the new ones.
32462 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32463 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32464 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32466 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32467 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32469 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32470 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32471 * config/m68k/m68k-devices.def: New file.
32473 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32474 Nathan Sidwell <nathan@codesourcery.com>
32476 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32477 (SUBTARGET_EXTRA_SPECS): New macros.
32478 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32479 use %(asm_cpu_spec) instead.
32480 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32481 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32482 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32483 (EXTRA_SPECS): Rename to...
32484 (SUBTARGET_EXTRA_SPECS): ...this.
32486 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32487 Richard Sandiford <richard@codesourcery.com>
32488 Julian Brown <julian@codesourcery.com>
32490 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32491 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32492 to the configuration's default CPU.
32493 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32494 Remove default masks.
32495 (m680[012]0-*-*): Set the default with_cpu to the first part of
32497 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32498 (m68k*-*-linux): Extend the --with-cpu handling to...
32499 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32500 and m68010. Don't set target_cpu_default2.
32501 * doc/install.texi: Document --with-cpu for m68k.
32502 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32503 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32504 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32505 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32506 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32507 (ASM_SPEC): Remove use of %(asm_cpu_default).
32508 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32509 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32510 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32511 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32512 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32513 (TARGET_DEFAULT): Delete.
32514 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32515 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32516 (CPP_CPU_SPEC): Delete.
32517 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32518 the appropriate string.
32519 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32520 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32521 (ASM_SPEC): Don't use %(asm_default_spec).
32522 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32523 TARGET_DEFAULT and add MASK_68881.
32524 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32526 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32528 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32529 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32530 MASK_68010 alongside MASK_68020.
32531 * doc/invoke.texi: Document -m68010.
32532 * config/m68k/m68k.opt (m68010): New.
32533 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32535 (TUNE_68010): New macro.
32536 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32537 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32538 (M68K_CPU_m68332): Add MASK_68010.
32539 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32540 fallback definition.
32541 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32543 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32544 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32545 to all entries that use MASK_68020.
32546 (output_move_simode_const, output_move_himode, output_move_qimode)
32547 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32548 instead of TARGET_68020 to select clr behavior. Remove comment
32549 about there being no TARGET_68010.
32550 * config/m68k/m68k.md: Likewise throughout.
32552 2007-01-12 Julian Brown <julian@codesourcery.com>
32554 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32555 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32556 * config/m68k/m68k.md: Likewise.
32558 2007-01-12 Julian Brown <julian@codesourcery.com>
32560 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32561 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32563 2007-01-12 Julian Brown <julian@codesourcery.com>
32565 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32566 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32567 * config/m68k/m68k.md: Likewise.
32569 2007-01-12 Julian Brown <julian@codesourcery.com>
32570 Richard Sandiford <richard@codesourcery.com>
32572 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32573 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32574 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32576 (TARGET_CPU32): Rename to...
32577 (TUNE_CPU32): ...this.
32578 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32579 (TUNE_CFV2): New macros.
32580 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32581 remove conditions that are implied by TARGET_68020.
32582 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32583 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32584 (m68k_output_function_epilogue): Likewise.
32585 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32586 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32587 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32588 non-68000 timings. Refactor multiplication and division costs.
32589 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32590 TUNE_CPU32 instead of TARGET_CPU32.
32591 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32592 and TUNE_68060 instead of TARGET_68060.
32593 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32594 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32596 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32597 && !TARGET_COLDFIRE" to choose between moveq and clr.
32598 Likewise in the unnamed movsf pattern.
32599 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32600 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32603 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32605 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32606 of tabbing before backslashes.
32608 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32610 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32611 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32612 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32614 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32616 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32617 find_interesting_uses_cond.
32618 (find_interesting_uses_cond): Use extract_cond_operands.
32619 (rewrite_use_compare): Use extract_cond_operands and
32620 force_gimple_operand_bsi. Do not call update_stmt.
32621 (determine_use_iv_cost_condition): Use extract_cond_operands.
32622 Return cheaper of using original bound and changing the exit bound.
32624 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32626 PR tree-optimization/29516
32627 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32628 most_expensive_mult_to_index, addr_to_parts,
32629 create_mem_ref, maybe_fold_tmr): Make the type of
32630 fields of TARGET_MEM_REF sizetype.
32631 (move_fixed_address_to_symbol, move_pointer_to_base):
32633 * tree.def (TARGET_MEM_REF): Add comment on types of
32636 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32638 * c-common.c (vector_types_convertible_p): Treat opaque types as
32639 always convertible if they have the same size, but not otherwise.
32641 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32643 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32644 Remove the b_unconditional field.
32645 (noce_try_sign_mask): Do not look at b_unconditional.
32646 (noce_process_if_block): Do not use merge_if_blocks. Update
32647 the CFG here. Do not set b_unconditional.
32648 (cond_move_process_if_block): Likewise.
32649 (find_cond_trap): Likewise.
32650 (check_cond_move_block): Require simple jump insns at the end
32651 of the basic block.
32653 2007-01-11 Jan Hubicka <jh@suse.cz>
32655 PR tree-optimization/1046
32656 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32657 when alias info is not ready.
32658 (pass_tail_recursion): Do not require aliasing.
32659 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32660 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32661 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32662 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32663 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32664 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32665 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32667 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32668 When aliasing is not build, mark statement as volatile.
32670 2007-01-11 Tom Tromey <tromey@redhat.com>
32672 PR preprocessor/15185, PR preprocessor/20989:
32673 * doc/cppopts.texi <-MT>: Update description of algorithm for
32674 computing default target.
32675 <-M, -MD>: Reword "basename" text.
32677 2007-01-11 Roger Sayle <roger@eyesopen.com>
32679 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32680 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32681 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32682 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32683 fold_builtin_bswap, real_constp, fold_builtin_pow,
32684 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32685 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32686 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32687 * convert.c (convert_to_pointer): Likewise.
32688 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32689 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32690 const_binop, fold_convert_const_int_from_int,
32691 fold_convert_const_int_from_real,
32692 fold_convert_const_real_from_real, sign_bit_p,
32693 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32694 fold_sign_changed_comparison, fold_unary, fold_comparison,
32695 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32696 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32697 * print-tree.c (print_node_brief, print_node): Likewise.
32698 * stor-layout.c (place_field, layout_type): Likewise.
32699 * tree-chrec.c (keep_cast): Likewise.
32700 * tree.c (build_vector, build_real, build_real_from_int_cst,
32701 build_complex): Likewise.
32703 2007-01-11 Roger Sayle <roger@eyesopen.com>
32705 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32706 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32708 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32710 * configure.ac (strict1_warn): Rename to strict_warn.
32711 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32712 cc_set_by_configure, quoted_cc_set_by_configure,
32713 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32714 all_boot_languages, all_stagestuff): Remove.
32715 (target_list): Remove bootstrap targets.
32716 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32717 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32718 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32719 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32720 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32721 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32722 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32723 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32724 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32725 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32726 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32727 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32728 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32729 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32730 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32731 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32732 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32733 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32734 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32735 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32736 (mostlyclean): Adjust.
32737 (clean, distclean): Don't mention bootstrap stuff.
32738 * configure: Regenerate.
32739 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32740 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32741 treelang/config-lang.in (stagestuff): Remove.
32742 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32743 stageprofile, stagefeedback, stagestuff): Remove mention.
32745 2007-01-11 Nick Clifton <nickc@redhat.com>
32747 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32749 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32750 (mcore_arith_K_S_operand): Run the test for the S constraint not
32751 the test for the M constraint.
32752 (mcore_addsub_operand): Do not accept integer values that are
32753 larger than 32 bits.
32754 * config/mcore/mcore.md: Remove unused constraints from split.
32755 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32756 (addsi3): Likewise.
32757 (allocate_stack): Likewise.
32758 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32759 operands to 32 bits.
32760 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32762 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32763 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32764 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32765 mcore_output_bclri, mcore_output_andn, output_inline_const,
32766 mcore_output_move, mcore_output_movedouble): Likewise.
32767 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32768 (output_inline_const): Likewise.
32769 (output_inline_const): Fix format strings used in sprintf
32771 * config/mcore/mcore-protos.h: Update prototypes for changed
32772 functions in mcore.c.
32773 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32774 HOST_WIDE_INT and not int.
32775 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32776 CONST_OK_FOR_N): Likewise.
32777 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32778 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32781 2007-01-10 Jan Hubicka <jh@suse.cz>
32783 * tree-vrp.c (remove_range_assertions): Release defs.
32784 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32785 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32787 2007-01-10 Paul Brook <paul@codesourcery.com>
32789 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32790 * config/arm/arm.md (mulsi3subsi): New insn.
32792 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32794 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32795 (tree_transform_and_unroll_loop): New.
32796 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32799 2007-01-10 Robert Kennedy <jimbob@google.com>
32801 * fold-const.c (fold_comparison): Fold comparisons like (x *
32802 1000 < 0) to (x < 0).
32804 2007-01-10 Ian Lance Taylor <iant@google.com>
32806 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32807 operands have the same priority.
32809 2007-01-10 Tom Tromey <tromey@redhat.com>
32811 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32812 (fold_binary): Likewise.
32813 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32814 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32815 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32816 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32817 * langhooks.h (struct lang_hooks): Removed field
32818 'can_use_bit_fields_p'.
32820 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32822 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32824 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32826 * function.c (get_last_funcdef_no): New function.
32827 * function.h (get_last_funcdef_no): Declare.
32828 * tree-inline.c (initialize_cfun): Add initialization.
32829 (tree_function_versioning): Cleanup.
32831 2007-01-10 Jan Hubicka <jh@suse.cz>
32833 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32836 2007-01-10 Sa Liu <saliu@de.ibm.com>
32837 Ben Elliston <bje@au.ibm.com>
32839 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32840 for SAVE_NONLOCAL and Pmode for any other save level.
32841 * spu-protos.h (spu_restore_stack_block): Declare.
32842 * spu.md (save_stack_block): Remove.
32843 (restore_stack_block): Call spu_restore_stack_block.
32844 * spu.c (spu_restore_stack_block): New function.
32845 (spu_expand_epilogue): Remove old comment.
32847 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32849 PR tree-optimization/30322
32850 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32851 (cand_value_at): Return the value as aff_tree.
32852 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32853 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32854 aff_combination_mult): New functions.
32855 (aff_combination_add): Use aff_combination_add_cst.
32856 (aff_combination_convert): Allow conversions to a wider type.
32857 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32858 * tree-affine.h (aff_combination_mult): Declare.
32860 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32862 * doc/tm.texi: Update documentation to reflect reality of exec
32863 and start file search behaviours. Update copyright year.
32864 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32865 header file directories.
32867 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32869 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32870 (*cosxf2): Rename to cosxf2_i387.
32871 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32872 using X87MODEF12 mode macro. Rename patterns to
32873 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32875 (*cosdf2, *cossf2): Ditto.
32876 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32877 to match extended input operands.
32878 (sincos<mode>3): New expander.
32879 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32880 insn patterns and corresponding splitters.
32882 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32884 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32885 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32887 2007-01-09 Nicolas Pitre <nico@cam.org>
32890 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32892 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32894 * target.h (struct gcc_target): New field library_rtti_comdat.
32895 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32896 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32897 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32898 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32900 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32902 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32904 2007-01-08 Richard Guenther <rguenther@suse.de>
32906 * tree.h (force_fit_type_double): Export.
32907 (force_fit_type): Remove.
32908 * fold-const.c (force_fit_type_double): New function.
32909 (force_fit_type): Remove.
32910 (int_const_binop): Use it.
32911 (fold_convert_const_int_from_int): Likewise.
32912 (fold_convert_const_int_from_real): Likewise.
32913 (fold_div_compare): Likewise.
32914 (fold_sign_changed_comparison): Likewise.
32915 (fold_unary): Likewise.
32916 (fold_negate_const): Likewise.
32917 (fold_abs_const): Likewise.
32918 (fold_not_const): Likewise.
32919 * c-common.c (shorten_compare): Use force_fit_type_double.
32920 * convert.c (convert_to_pointer): Likewise.
32922 2007-01-08 Richard Guenther <rguenther@suse.de>
32924 * tree.h (build_int_cst_wide_type): Export.
32925 * tree.c (build_int_cst_wide_type): New function.
32926 (build_int_cst_wide): Fix comment.
32927 * builtins.c (fold_builtin_object_size): Use build_int_cst
32928 to build -1 or 0 of the correct type. Use fit_double_type
32929 to check for overflow.
32930 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32932 (decode_field_reference): Likewise.
32933 (all_ones_mask_p): Likewise.
32934 (native_interpret_int): Use build_int_cst_wide_type.
32935 (fold_binary): Use build_int_cst_type to build an all-ones
32937 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32939 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32941 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32943 2007-01-09 Ben Elliston <bje@au.ibm.com>
32945 * genautomata.c (STATS_OPTION): New option.
32946 (stats_flag): New flag.
32947 (gen_automata_option): Handle it.
32948 (initiate_automaton_gen): Ditto.
32949 (write_automata): Output statistics only if stats_flag is
32950 set. Likewise, output time statistics only if time_flag is set.
32951 * doc/md.texi (Processor pipeline description): Document new flag.
32953 2007-01-08 Richard Guenther <rguenther@suse.de>
32955 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32956 * tree.c (build_int_cst_type): Likewise.
32957 (size_in_bytes): Don't call force_fit_type on the result.
32958 (int_fits_type_p): Use fit_double_type.
32959 * fold-const.c (fit_double_type): New function.
32960 (force_fit_type): Use it.
32961 * tree.h (fit_double_type): Export.
32963 2007-01-08 Jan Hubicka <jh@suse.cz>
32965 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32966 * ipa.c (function_and_variable_visibility): Fix return type.
32968 2007-01-08 Richard Guenther <rguenther@suse.de>
32970 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32971 of offset to build the index.
32972 * tree-pretty-print.c (dump_generic_node): Don't build negated
32973 const just for printing.
32974 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32975 * builtins.c (fold_builtin_int_roundingfn): Check if result
32976 fits the type by using force_fit_type and comparing the result.
32977 * predict.c (predict_loops): Use compare_tree_int for comparison.
32978 * tree.c (build_int_cst): Fall back to integer_type_node for
32980 (build_int_cst_wide): Assert type is non-null.
32982 2007-01-08 Roberto Costa <roberto.costa@st.com>
32984 * tree-vrp.c (extract_range_from_cond_expr): New.
32985 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32986 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32988 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32989 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32990 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32991 used as expressions.
32992 * tree-object-size.c (cond_expr_object_size): New.
32993 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32995 2007-01-08 Jan Hubicka <jh@suse.cz>
32997 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32998 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33001 2007-01-08 Richard Guenther <rguenther@suse.de>
33003 PR tree-optimization/23603
33004 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33005 (extract_range_from_binary): Fall back to truthvalue instead of
33006 varying for TRUTH_*_EXPR.
33007 (extract_range_from_comparison): Fall back to truthvalue instead of
33009 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33010 if all visited PHI values were constant.
33012 2007-01-08 Jan Hubicka <jh@suse.cz>
33014 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33015 (cgraph_analyze_function): break out from ...
33016 (cgraph_finalize_compilation_unit): ... here.
33017 (cgraph_expand_function): Remove forgoten commented out line.
33018 (cgraph_optimize): Analyze functions.
33020 2007-01-08 Jan Hubicka <jh@suse.cz>
33022 * tree-pas.h (TODO_remove_function): New flag.
33023 (TODO_update*): Renumber.
33024 (pass_ipa_increase_alignment,
33025 pass_ipa_function_and_variable_visibility): New passes.
33026 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33027 (cgraph_function_and_variable_visibility): Move to ipa.c
33028 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33029 cgraph_increase_alignment.
33030 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33031 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33032 calling tree-inline.
33033 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33034 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33035 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33036 (gate_increase_alignment): New function.
33037 (pass_ipa_increase_alignment): New pass.
33038 * ipa.c: Inline tree-pass.h and timevar.h
33039 (function_and_variable_visibility): Move here from cgraphunit.c
33040 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33041 * passes.c (init_optimization_passes): Add the two new passes.
33042 (execute_todo): Handle cgraph_remove_functions.
33044 2007-01-08 Nick Clifton <nickc@redhat.com>
33046 * config/frv/predicates.md (reg_or_0_operand): Accept
33049 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33051 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33052 * config.gcc: Add bfin*-rtems*.
33054 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33056 * c.opt: Add -flax-vector-conversions.
33057 * c-typeck.c (convert_for_assignment): Pass flag to
33058 vector_types_convertible_p to allow emission of note.
33059 (digest_init): Likewise.
33060 * c-opts.c: Handle -flax-vector-conversions.
33061 * c-common.c (flag_lax_vector_conversions): New.
33062 (vector_types_convertible_p): Unless -flax-vector conversions
33063 has been passed, disallow conversions between vectors with
33064 differing numbers of subparts and/or element types. If such
33065 a conversion is disallowed, possibly emit a note on the first
33066 occasion only to inform the user of -flax-vector-conversions.
33067 The new last argument specifies this.
33068 * c-common.h (flag_lax_vector_conversions): New.
33069 (vector_types_convertible_p): Add extra argument.
33070 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33071 char_type_node for V*QI type vectors.
33072 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33073 Update to satisfy new typechecking rules.
33074 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33075 C and C++ variants.
33076 * doc/invoke.texi (C Dialect Options): Document
33077 -flax-vector-conversions.
33079 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33081 PR tree-optimization/29877
33082 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33083 a register variable on the RHS to not be replaceable.
33085 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33086 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33087 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33088 const_simm15, const_pow2, const_npow2): Added.
33089 * config/score/misc.md (insv, extv, extzv, movmemsi,
33090 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33091 * config/score/score.c (score_address_cost, score_select_cc_mode):
33093 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33094 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33095 Update score_print_operand.
33096 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33097 Adjust register allocate order and update some macro define.
33098 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33099 mdx_block_move_straight, mdx_block_move_loop_head,
33100 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33101 mdx_block_move_loop, mdx_block_move): Added.
33102 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33103 mdp_limm): Updated and fix some bug and typo.
33104 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33105 (movsf, movdf, doloop_end): Added.
33107 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33109 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33110 config/arm/thumb2.md: Fix comment typos.
33111 * doc/extend.texi: Fix a typo.
33113 2007-01-07 Eric Christopher <echristo@apple.com>
33115 * configure.ac: Check for __stack_chk_fail for darwin.
33116 * configure: Regenerate.
33118 2007-01-07 Richard Guenther <rguenther@suse.de>
33120 * tree-vrp.c (extract_range_from_assert): CSE calls to
33121 compare_values where possible.
33122 (extract_range_from_unary_expr): Likewise.
33124 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33126 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33127 * config/avr/avr.c (call_insn_operand): Delete function.
33128 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33129 instead of register number. Use predicates.
33130 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33131 call_insn_operand): Add.
33133 2007-01-06 Jan Hubicka <jh@suse.cz>
33135 * tree-pass.h (pass_build_cgraph_edges): Declare.
33136 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33137 (visited_nodes): Remove.
33138 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33139 build_cgrpah_edges; make visited_nodes local.
33140 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33141 (record_references_in_initializer): Move to cgraphbuild.c
33142 (initialize_inline_failed, rebuild_cgraph_edges,
33143 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33144 (verify_cgraph_node): Make visited_nodes local.
33145 (cgraph_analyze_function): Do not call cgraph_create_edges and
33146 initialize_inline_failed.
33147 (cgraph_expand_function): Do not call cgraph_lower_function;
33148 assert that function is already lowered.
33149 * Makefile.in (cgraphbuild.o): New.
33150 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33151 at the end of lowering passes.
33153 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33155 * ifcvt.c (cond_move_convert_if_block): New function, code
33156 factored out from...
33157 (cond_move_process_if_block): ...here. Call the new function
33158 on the THEN and ELSE blocks.
33159 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33160 already takes care of this.
33162 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33165 * tree.h (TREE_OVERFLOW_P): New.
33166 * c-typeck.c (parser_build_unary_op): Warn only if result
33167 overflowed and operands did not.
33168 (parser_build_binary_op): Likewise.
33169 (convert_for_assignment): Remove redundant overflow_warning.
33170 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33172 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33174 * c-typeck.c (store_init_value): Split over two lines to follow
33175 the GNU coding style.
33177 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33179 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33180 __GXX_EXPERIMENTAL_CXX0X__.
33181 * doc/cpp.texi: Same.
33183 2007-01-05 Richard Guenther <rguenther@suse.de>
33185 PR middle-end/27826
33186 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33187 with mismatched types. Instead explicitly build a
33188 conversion NOP_EXPR.
33190 2007-01-05 Ian Lance Taylor <iant@google.com>
33192 * c-common.c (decl_with_nonnull_addr_p): New function.
33193 (c_common_truthvalue_conversion): Call it.
33194 * c-typeck.c (build_binary_op): Likewise.
33195 * c-common.h (decl_with_nonnull_addr_p): Declare.
33197 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33200 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33203 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33205 * doc/install.texi (Final install): Document the fact that
33206 the GNAT runtime should not be stripped.
33208 2007-01-04 Jan Hubicka <jh@suse.cz>
33210 * tree-inline.c (fold_marked_statements): Update operand caches
33211 and EH after folding
33213 2007-01-04 Ian Lance Taylor <iant@google.com>
33215 * c-common.c (check_function_nonnull): Whitespace fix.
33217 2007-01-04 Jan Hubicka <jh@suse.cz>
33219 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33220 comitted older version of patch.
33221 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33222 function, celanup cfg and collect garbage.
33224 2007-01-04 Mike Stump <mrs@apple.com>
33226 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33229 2007-01-04 Eric Christopher <echristo@apple.com>
33231 * libgcc2.c (__bswapsi2): Use SItype.
33232 (__bswapdi2): Use DItype.
33233 * libgcc2.h: Update for above.
33235 2007-01-04 Paul Brook <paul@codesourcery.com>
33237 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33238 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33239 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33240 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33241 umulsi3_highpart): Make conditional on !arm_arch6.
33242 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33243 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33244 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33245 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33246 umulsi3_highpart_v6): New insns.
33248 2007-01-04 Roger Sayle <roger@eyesopen.com>
33250 * fold-const.c (fold_convert): When casting an expression to void,
33251 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33252 have a type. Instead of attempting to build a NOP_EXPR, return
33253 these "special" trees directly.
33255 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33257 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33258 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33259 rs6000_cost->fp not 0 as adjustment for outer NEG.
33261 2007-01-04 Jan Hubicka <jh@suse.cz>
33263 * cgraph.c (cgraph_release_function_body): New function.
33264 (cgraph_remove_node): Use it.
33265 * cgraph.h (cgraph_release_function_body): Declare.
33266 * cgraphunit.c (cgraph_expand_function): Use it.
33267 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33268 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33269 is initialized and while compilation of other function is running.
33270 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33271 statement CFG annotations from here to ...
33272 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33274 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33276 * cfgloop.h (enum li_flags): Make the constants powers of two.
33278 2007-01-04 Jan Hubicka <jh@suse.cz>
33280 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33282 (fold_marked_statements): New function.
33283 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33284 * tree-inline.h (copy_body_data): Add statements_to_fold.
33286 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33288 * config.gcc: Mention libgcc/config.host.
33289 * Makefile.in: Update comments mentioning libgcc.
33290 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33291 (all.cross, start.encap, rest.encap, rest.cross): Update
33292 dependencies for libgcc move.
33293 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33294 (clean-target, clean-target-libgcc): Delete.
33295 (srcdirify, GCC_EXTRA_PARTS): New macros.
33296 (libgcc-support, libgcc.mvars): New rules.
33297 (distclean): Remove mention of mklibgcc.
33298 (install): Don't reference INSTALL_LIBGCC.
33299 (install-common): Don't reference EXTRA_PARTS.
33300 (install-libgcc, install-multilib): Delete rules.
33301 * mklibgcc.in: Delete file.
33302 * doc/configfiles.texi: Don't mention mklibgcc.
33304 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33305 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33306 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33307 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33308 (mklibgcc, ldblspecs): Likewise.
33310 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33311 (posixpre.def): Use $(T).
33312 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33313 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33314 (SHLIB_LINK): Make dummy.
33315 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33317 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33319 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33320 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33321 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33322 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33324 * configure.ac (all_outputs): Remove mklibgcc.
33325 * configure: Regenerated.
33327 2007-01-03 Josh Conner <jconner@apple.com>
33329 PR middle-end/29683
33330 * calls.c (compute_argument_addresses): Set stack and stack_slot
33331 for partial args, too.
33332 (store_one_arg): Use locate.size.constant for the size when
33333 generating a save_area.
33335 2007-01-03 Robert Kennedy <jimbob@google.com>
33337 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33338 whose definitions are deleted due to basic block merging.
33340 2007-01-03 Paul Brook <paul@codesourcery.com>
33343 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33345 (use_return_insn): Return 0 for Thumb interrupt functions.
33346 (print_multi_reg): Add rfe argument for IRQ returns.
33347 (arm_output_epilogue): Pop interrupt return address directly into PC.
33348 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33350 2007-01-03 Paul Brook <paul@codesourcery.com>
33352 Merge from sourcerygxx-4_1.
33353 * config/arm/thumb2.md: New file.
33354 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33356 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33357 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33358 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33359 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33361 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33362 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33364 * config/arm/ieee754-sf.S: Ditto.
33365 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33366 (thumb1_base_register_rtx_p): ... to this.
33367 (thumb_index_register_rtx_p): Rename...
33368 (thumb1_index_register_rtx_p): ... to this.
33369 (thumb_output_function_prologue): Rename...
33370 (thumb1_output_function_prologue): ... to this.
33371 (thumb_legitimate_address_p): Rename...
33372 (thumb1_legitimate_address_p): ... to this.
33373 (thumb_rtx_costs): Rename...
33374 (thumb1_rtx_costs): ... to this.
33375 (thumb_compute_save_reg_mask): Rename...
33376 (thumb1_compute_save_reg_mask): ... to this.
33377 (thumb_final_prescan_insn): Rename...
33378 (thumb1_final_prescan_insn): ... to this.
33379 (thumb_expand_epilogue): Rename...
33380 (thumb1_expand_epilogue): ... to this.
33381 (arm_unwind_emit_stm): Rename...
33382 (arm_unwind_emit_sequence): ... to this.
33383 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33384 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33385 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33386 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33387 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33388 thumb2_output_casesi): New functions.
33389 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33390 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33391 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33392 THUMB2_WORK_REGS): Define.
33393 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33394 arm_condexec_mask, arm_condexec_masklen)): New variables.
33395 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33396 (arm_override_options): Check new CPU capabilities.
33397 Set new architecture flag variables.
33398 (arm_isr_value): Handle v7m interrupt functions.
33399 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33401 (const_ok_for_arm): Handle Thumb-2 constants.
33402 (arm_gen_constant): Ditto. Use movw when available.
33403 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33405 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33406 (thumb_find_work_register, arm_load_pic_register,
33407 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33408 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33409 print_multi_reg, output_mov_long_double_fpa_from_arm,
33410 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33411 output_mov_double_fpa_from_arm, output_move_double,
33412 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33413 output_return_instruction, arm_output_function_prologue,
33414 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33415 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33416 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33417 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33418 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33419 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33421 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33422 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33423 (arm_file_start): Output directive for unified syntax.
33424 (arm_unwind_emit_set): Handle stack alignment instruction.
33425 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33426 Add v6t2, v7, v7a, v7r and v7m.
33427 (RETLDM): Add Thumb-2 code.
33428 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33429 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33430 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33431 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33432 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33433 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33434 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33435 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33436 ADJUST_INSN_LENGTH): Define.
33437 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33438 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33439 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33440 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33441 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33442 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33443 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33444 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33445 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33446 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33447 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33448 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33449 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33450 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33451 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33452 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33453 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33455 * config/arm/arm-tune.md: Regenerate.
33456 * config/arm/arm-protos.h: Update prototypes.
33457 * config/arm/vfp.md: Enable patterns for Thumb-2.
33458 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33459 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33460 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33461 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33462 * config/arm/libunwind.S: Add Thumb-2 code.
33463 * config/arm/constraints.md: Update include Thumb-2.
33464 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33465 * config/arm/ieee754-df.S: Ditto.
33466 * config/arm/bpabi.S: Ditto.
33467 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33468 * config/arm/predicates.md (low_register_operand,
33469 low_reg_or_int_operand, thumb_16bit_operator): New.
33470 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33471 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33472 * config/arm/t-arm-elf: Add armv7 multilib.
33473 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33475 (UNSPEC_STACK_ALIGN, ce_count): New.
33476 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33477 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33479 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33480 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33481 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33482 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33483 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33484 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33486 * doc/extend.texi: Document ARMv7-M interrupt functions.
33487 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33489 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33491 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33492 (struct _Unwind_Context): Rename args_size to flags, remove
33493 signal_frame field, add a new args_size field and version field.
33494 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33495 _Unwind_IsExtendedContext): New inline functions.
33496 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33497 Assume by_value array is only present if _Unwind_IsExtendedContext.
33498 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33499 _Unwind_IsSignalFrame.
33500 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33501 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33502 (uw_init_context_1): Initialize context->flags to
33503 EXTENDED_CONTEXT_BIT.
33504 * config/rs6000/linux-unwind.h (frob_update_context): Use
33505 _Unwind_SetSignalFrame.
33507 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33509 PR middle-end/30353
33510 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33511 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33514 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33516 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33517 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33518 RET, AT_SP): Remove.
33519 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33522 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33523 * cfgbuild.c (find_basic_blocks): Likewise.
33524 * cfgrtl.c (rtl_create_basic_block): Likewise.
33525 * function.c (temp_slots_at_level): Likewise.
33526 * reg-stack.c (stack_regs_mentioned): Likewise.
33527 * regclass.c (allocate_reg_info): Likewise.
33528 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33529 set_bb_for_stmt, move_block_to_fn): Likewise.
33530 * tree-complex.c (tree_lower_complex): Likewise.
33531 * vec.h (VEC_safe_grow_cleared): New.
33533 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33535 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33537 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33538 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33540 * cfgloopmanip.c (scale_loop_frequencies): Export.
33541 (loopify): Scale the frequencies by prescribed coefficients.
33542 (set_zero_probability): New function.
33543 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33544 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33545 and frequencies according to arguments.
33546 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33548 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33549 * modulo-sched.c (sms_schedule): Set probabilities for entering
33550 versioned loop correctly.
33551 * tree-vect-transform.c (vect_transform_loop): Ditto.
33552 * cfgloop.h (loopify, loop_version): Declaration changed.
33553 (scale_loop_frequencies): Declared.
33555 2007-01-02 Jan Hubicka <jh@suse.cz>
33557 * cgraph.c: Include tree-flow.h
33558 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33559 early_local_passes.
33560 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33561 * tree-pass.h (pass_all_early_optimizations): Declare.
33562 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33563 early_local_passes.
33564 (cgraph_analyze_function): Do early_local_passes.
33565 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33566 Do not add referenced vars.
33567 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33569 (gate_all_early_local_passes): New gate.
33570 (pass_early_local_passes): Use new gate.
33571 (execute_early_local_optimizations): New functions.
33572 (gate_all_early_optimizations): New gate.
33573 (pass_all_early_optimizations): New pass.
33574 (execute_free_datastructures): Free SSA only when initialized.
33575 (gate_init_datastructures): Init only when optimizing.
33576 (tree_lowering_passes): Do early local passes when called late.
33577 * tree-profile.c (do_tree_profiling): Don't profile functions added
33579 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33580 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33582 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33583 during early_local_passes.
33584 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33587 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33589 * Makefile.in: Update copyright year.
33591 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33593 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33594 in $(lang_checks) and check-consistency targets.
33596 2007-01-02 Jan Hubicka <jh@suse.cz>
33598 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33599 Do not add referenced vars.
33600 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33602 * passes.c (init_optimization_passes): Put mudflap_2 after
33603 free_datastructures.
33605 2007-01-02 Jan Hubicka <jh@suse.cz>
33607 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33608 Set NOTHROW flag on call statements proved to be nothrow.
33609 Update statement of local calls so new pure/const functions are
33610 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33612 (tree_rest_of_compilation): Register hooks and initialize bitmap
33613 early. Do not set after_inlining flag.
33615 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33617 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33618 HOST_BITS_PER_LONGLONG
33620 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33623 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33624 warning for non-static initializers.
33626 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33628 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33629 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33630 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33631 Always use set_unique_reg_note to add REG_EQUAL notes.
33633 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33636 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33638 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33639 * cfgbuild.c (find_basic_blocks): Likewise.
33640 * cfgrtl.c (rtl_create_basic_block): Likewise.
33641 * function.c (temp_slots_at_level): Likewise.
33642 * reg-stack.c (stack_regs_mentioned): Likewise.
33643 * regclass.c (allocate_reg_info): Likewise.
33644 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33645 set_bb_for_stmt, move_block_to_fn): Likewise.
33646 * tree-complex.c (tree_lower_complex): Likewise.
33647 * vec.h (VEC_safe_grow_cleared): New.
33649 2007-01-02 Ian Lance Taylor <iant@google.com>
33651 * c-common.c (c_common_truthvalue_conversion): When warning about
33652 using an assignment as a truth value, set TREE_NO_WARNING.
33654 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33657 * c.opt (Wold-style-declaration): New.
33658 * doc/invoke.texi (C-only Warning Options): New.
33659 (Wold-style-declaration): Document it.
33660 (Wextra): Enabled by -Wextra.
33661 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33662 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33663 -Wold-style-declaration.
33665 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33667 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33668 * cfgbuild.c (find_basic_blocks): Likewise.
33669 * cfgrtl.c (rtl_create_basic_block): Likewise.
33670 * function.c (temp_slots_at_level): Likewise.
33671 * reg-stack.c (stack_regs_mentioned): Likewise.
33672 * regclass.c (allocate_reg_info): Likewise.
33673 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33674 set_bb_for_stmt, move_block_to_fn): Likewise.
33675 * tree-complex.c (tree_lower_complex): Likewise.
33676 * vec.h (VEC_safe_grow_cleared): New.
33678 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33680 * c-common.c (c_common_nodes_and_builtins): Since variants of
33681 void_type_node get built before it is given a name, we need to
33682 give those variants the name, too.
33683 (complete_array_type): We need to work with the canonical main
33684 type of the array, from which we will build the qualified version.
33685 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33686 * print-tree.c (print_node): Display canonical type information
33688 * stor-layout.c (layout_type): When we don't know the
33689 alignment of a type for which we're building an array, we end up
33690 guessing wrong, so make the type require structural equality.
33691 * tree.c (make_node_stat): When we build a new type, it is its
33692 own canonical type.
33693 (build_type_attribute_qual_variant): When building an attribute
33694 variant, its canonical type is the non-attribute variant. However,
33695 if the attributes are target-dependent and they differ, we need to
33696 use structural equality checks for this type.
33697 (build_qualified_type): A qualified type is not equivalent to its
33698 unqualified variant; set the canonical type appropriately.
33699 (build_distinct_type_copy): When building a distinct type from
33700 another type, the new type is its own canonical type.
33701 (build_variant_type_copy): When building a new type variant, we
33702 assume that it is equivalent to the original type.
33703 (build_pointer_type_for_mode): When building a pointer type, also
33704 build a canonical type pointer.
33705 (build_reference_type_for_mode): When building a reference type,
33706 also build a canonical type reference.
33707 (build_index_type): When we can't hash an index type (e.g.,
33708 because its maximum value is negative), the index type requires
33709 structural equality tests.
33710 (build_array_type): Build the canonical form of an array type.
33711 (build_function_type): Function types require structural equality,
33712 because they contain default arguments, attributes, etc.
33713 (build_method_type_directly): Ditto for method types.
33714 (build_offset_type): Build the canonical offset type.
33715 (build_complex_type): Build the canonical vector type.
33716 (make_vector_type): Build the canonical vector type.
33717 * tree.h (TYPE_CANONICAL): New.
33718 (TYPE_STRUCTURAL_EQUALITY_P): New.
33719 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33720 (struct tree_type): Added "canonical" field.
33721 * params.h (VERIFY_CANONICAL_TYPES): New.
33722 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33723 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33724 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33725 * doc/invoke.texi (verify-canonical-types): Document --param
33726 parameter for verifying canonical types.
33728 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33730 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33731 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33732 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33733 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33735 * config/rs6000/e500.h: New.
33736 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33737 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33739 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33740 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33741 TARGET_E500_DOUBLE): Remove.
33742 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33743 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33744 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33745 * config/rs6000/rs6000.c (rs6000_override_options): Use
33746 CHECK_E500_OPTIONS.
33748 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33750 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33751 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33752 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33753 rs6000_emit_cmove): Don't check TARGET_E500.
33754 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33755 sordered): Don't check TARGET_E500.
33757 2007-01-01 Eric Christopher <echristo@apple.com>
33759 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33760 HARD_REGISTER_NUM_P.
33762 2007-01-01 Roger Sayle <roger@eyesopen.com>
33764 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33765 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33766 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33769 2007-01-01 Mike Stump <mrs@apple.com>
33771 * configure.ac: Remove support for building with Apple's gcc-3.1.
33773 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33775 PR middle-end/30311
33776 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33777 REG is a hard register. Do not modify REG before calling
33779 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33780 multiple of the size of YMODE for certain lowpart cases.
33782 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33784 PR middle-end/30253
33785 * gimplify (voidify_wrapper_expr): Update for
33786 GIMPLE_MODIFY_STMT.
33788 2007-01-01 Andreas Schwab <schwab@suse.de>
33791 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33792 save of BR0 in extra_spill_size instead of spill_size.
33793 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33795 (ia64_expand_epilogue): Restore BR0 from its new location.
33797 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33799 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33800 Use a temporary variable if the left hand side is not a gimple
33803 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33805 * gimplify.c (gimplify_return_expr): Make the temporary variable
33806 for the return expression, a gimple register variable.
33808 2007-01-01 Jan Hubicka <jh@suse.cz>
33810 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33813 2007-01-01 Mike Stump <mrs@apple.com>
33815 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33817 * config/darwin.c (machopic_select_rtx_section): Use
33818 HAVE_GAS_LITERAL16.
33819 (darwin_mergeable_constant_section): Likewise.
33820 * configure: Regenerate.
33821 * config.in: Regenerate.
33823 2007-01-01 Jan Hubicka <jh@suse.cz>
33824 Andrew Pinski <pinskia@gmail.com>
33826 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33827 before starting IPA passes.