1 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
3 Add CRIS v32 support. Fix -mcc-init.
4 * config.gcc: Make crisv32-* have cpu_type cris. Handle
5 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
6 but without multilibs and with target_cpu_default=32.
7 (crisv32-*-linux*): Handle as cris-*-linux*. Set
8 target_cpu_default to 32 and 10 accordingly.
9 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
10 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
11 Change regno_dir and regno only if !TARGET_V32.
12 (cris_conditional_register_usage): If TARGET_V32, set
13 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
14 CRIS_ACR_REGNUM non-fixed.
15 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
16 (cris_print_operand) <case 'Z', case 'u'>: New cases.
17 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
18 (cris_reload_address_legitimized): Always return false for
20 (cris_register_move_cost): New function, guts from
21 REGISTER_MOVE_COST adjusted for CRIS v32.
22 (cris_normal_notice_update_cc): New function split out from...
23 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
24 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
25 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
26 for CC_NOOV32 and TARGET_V32.
27 (cris_simple_epilogue): Always return false for TARGET_V32 if
28 cris_return_address_on_stack yields true.
29 (cris_cc0_user_requires_cmp): New function.
30 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
31 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
32 (cris_asm_output_case_end): New function, guts from
33 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
34 (cris_override_options): Adjust for CRIS v32. Mask out
35 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
36 (cris_asm_output_mi_thunk, cris_expand_epilogue)
37 (cris_gen_movem_load, cris_emit_movem_store)
38 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
39 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
41 (cris_split_movdx): Copy re-used MEM.
42 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
43 * config/cris/predicates.md
44 ("cris_general_operand_or_pic_source"): New predicate.
45 ("cris_general_operand_or_plt_symbol"): Replace by...
46 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
47 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
48 presence and contents.
49 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
51 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
52 CRIS_ASM_SUBTARGET_SPEC): Adjust for different
54 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
55 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
56 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
57 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
58 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
60 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
61 (ASM_SPEC): Add sanity-check erroring out when both -march= and
62 -mcpu= are specified. Pass on either as --march=v32.
63 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
64 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
65 (CRIS_CPU_V32): New macro.
66 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
67 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
68 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
69 Define v32-adjusted TARGET_DEFAULT.
70 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
72 (TARGET_V32): New macro.
73 (REG_ALLOC_ORDER_V32): New macro.
74 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
76 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS,
77 GENNONACR_REGS and SPEC_GENNONACR_REGS.
78 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
79 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
80 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
81 GENNONACR_REGS, BASE_REG_CLASS otherwise.
82 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
83 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
85 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
86 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
87 (EXTRA_CONSTRAINT): New constraint 'U'.
88 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
89 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
90 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
91 (SIMPLE_ADDRESS_P): Remove.
92 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
93 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
94 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
95 (REGISTER_MOVE_COST): Just call the new function
96 cris_register_move_cost.
97 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
98 cris_rel_symbol. All users changed.
99 (REGISTER_NAMES): Replace "pc" with "acr".
100 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
101 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
102 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
103 (ASM_OUTPUT_CASE_END): Just call the new function
104 cris_asm_output_case_end.
105 * gcc/config/cris/cris.md: Group related constants together, with
107 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
108 (CRIS_UNSPEC_CASESI): New constants.
109 (CRIS_UNSPEC_PLT): Remove constant.
110 (CRIS_ACR_REGNUM): New constant.
111 ("slottable"): New attr alternatives "has_return_slot" and
113 ("cc"): New attr alternatives "noov32" and "rev".
114 ((eq_attr "slottable" "has_call_slot"))
115 ((eq_attr "slottable" "has_return_slot")): New define_delays.
116 ("movdi", "movsi"): Adjust operands for CRIS v32.
117 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
118 ("indirect_jump"): Ditto. Make define_expand.
119 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
120 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
121 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
122 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
123 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
124 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
125 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
126 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
127 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
128 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
129 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
130 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
131 for the corresponding standard name.
132 ("tst<mode>"): Limit to BW and make define_expand.
133 ("tstsi"): Make separate insn, adjusting for CRIS v32.
134 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
135 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
137 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
138 register with compatible "cmpq 0". Specify attr "cc".
139 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
141 (define_split for DI move): Match CRIS v32 only.
142 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS
144 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
145 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
146 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
147 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
148 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
149 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
150 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
151 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
152 ("*extopqihi_non_v32"): Replace "*extopqihi".
153 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
154 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
156 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
157 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
158 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
159 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
160 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
161 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
162 "cris_general_operand_or_plt_symbol" to "general_operand".
163 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
164 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
165 ("*expanded_call_side", "*expanded_call_value_side")
166 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
167 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
168 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
169 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
170 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
171 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2", "cris_swap_bits"): Specify "noov32" for
173 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to
175 ("andqi3"): Make define_expand.
176 ("*return_expanded"): For attr "slottable", change from "has_slot"
177 to "has_return_slot".
178 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
179 ("casesi"): Divert into "cris_casesi_v32" and
180 "cris_casesi_non_v32".
181 (moversideqi, movemsideqi, mover2side): Require
182 TARGET_SIDE_EFFECT_PREFIXES.
183 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
184 to CRIS_UNSPEC_PLT_GOTREL.
185 * config/cris/cris-protos.h (cris_register_move_cost)
186 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
188 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
191 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
192 (is_type_die): Cover interface types.
193 (class_or_namespace_scope_p): Cover interface and class types.
194 (record_type_tag): New.
195 (gen_inlined_structure_type_die): Use it.
196 (gen_struct_or_union_type_die): Likewise.
197 (prune_unused_types_walk): Cover interface types.
198 * langhooks.h (classify_record): New enum.
199 (classify_record): New member in struct langhooks_for_types.
200 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
201 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
203 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
205 * dwarf2out.c (reference_to_unused): Don't emit strings in
206 initializers just because of debug information.
207 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
209 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
211 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
212 print_loop_ir with print_loops.
213 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
214 print_loops, print_loops_bb): Declare.
215 * tree-cfg.c (print_loops_bb): New.
216 (print_loop): Print header, latch, bounds, estimation of iterations.
217 (print_loop_and_siblings): New.
218 (print_loop_ir): Renamed print_loops.
219 (debug_loop_ir): Renamed debug_loops.
220 (debug_loop, debug_loop_num): New.
222 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
224 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
226 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
228 * toplev.c (process_options): Fix typo in warning.
230 2007-12-14 Jakub Jelinek <jakub@redhat.com>
233 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
234 DImode comparisons against constant with all 1's in the lower word.
236 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
239 constraint for operand2. Use nonimm_not_xmm0_operand constraint
240 for operand 4. Update arguments in the call to
241 gen_sse4_2_pcmpestr_cconly.
242 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
243 template accordingly.
244 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
245 Use nonimm_not_xmm0_operand constraint for operand 3. Update
246 arguments in the call to gen_sse4_2_pcmpistr_cconly.
247 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
249 2007-12-14 Richard Guenther <rguenther@suse.de>
252 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
253 parameter to say whether to unlink immediate uses.
254 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
255 mark the artificial stmt as modified. Unlink immediate uses
257 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
258 * tree-ssa-pre.c (insert_fake_stores): Likewise.
260 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
263 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
264 * tree-complex.c (init_dont_simulate_again): Return true if there are
265 uninitialized loads generated by gimplify_modify_expr_complex_part.
266 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
268 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
269 (warn_uninit): ...here. Use ssa_undefined_value_p.
270 * tree-ssa-pre.c (is_undefined_value): Delete.
271 (phi_translate_1): Use ssa_undefined_value_p.
272 (add_to_exp_gen): Likewise.
273 (make_values_for_stmt): Likewise.
274 * tree-flow.h (ssa_undefined_value_p): Declare.
276 2007-12-13 Andrew Pinski <pinskia@gmail.com>
277 David Daney <ddaney@avtrex.com>
280 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
283 2007-12-13 Jakub Jelinek <jakub@redhat.com>
285 PR rtl-optimization/32636
286 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
287 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
289 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
290 Richard Guenther <rguenther@suse.de>
293 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
294 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
295 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
296 __m128, __m128i or __m128d in a macro version of the intrinsic.
297 Cast constant input values to int.
298 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
299 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
300 _mm_roti_epi32, _mm_roti_epi64): Ditto.
301 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
302 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
303 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
304 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
305 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
306 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
307 _mm_cmpestrs, _mm_cmpestrz): Ditto.
308 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
309 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
310 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
311 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
312 _mm_round_ps, _mm_round_ss): Ditto.
314 2007-12-13 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/34450
317 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
318 * invoke.texi (sccvn-max-scc-size): Document.
319 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
320 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
322 * tree-ssa-sccvn.c (params.h): Include.
323 (DFS): Return true if all went well, return false as soon as
324 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
325 (run_scc_vn): Return true if all went well, return false if
326 we aborted during DFS.
327 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
328 successfully, otherwise bail out.
330 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
332 * ipa-struct-reorg.c (is_candidate): Print information to dump
333 file when the type is initialized.
334 (get_stmt_accesses): Likewise when a structure has bitfields
335 or field access is too complicate.
336 (safe_cond_expr_check): Likewise for unsafe condition expressions.
337 (exclude_cold_structs): Likewise for cold structures.
338 (collect_structures): Suppress redundant print when there are
339 no structures to transform.
340 (do_reorg): Print to dump file a number of structures that
342 (dump_new_types): Print a number of new types to replace
343 an original structure type.
345 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
347 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
348 option and struct-reorg-cold-struct-ratio parameter.
350 2007-12-13 Torbjorn Granlund <tege@swox.com>
352 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
353 ZERO_EXTEND when computing costs for widening multiplication.
355 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
358 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
359 exit when using hard FPA.
360 * config/arm/ieee754-df.S (floatdidf): Likewise.
362 2007-12-12 Jakub Jelinek <jakub@redhat.com>
365 * doc/install.texi: Document that for MinGW only runtime 3.12 and
368 2007-12-12 David Edelsohn <edelsohn@gnu.org>
370 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
372 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
374 PR tree-optimization/32901
375 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
376 are assigning from a constant constructor.
377 Fix wrapping in function comment.
379 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
381 * config/s390/s390.c (s390_O_constraint_str): Limit the range
382 for 'On' to -4G+1..-1.
383 * config/s390/constraints.md: Adjust comment accordingly.
385 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
387 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
390 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
392 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
393 target same as 32-bit.
395 2007-12-10 Jakub Jelinek <jakub@redhat.com>
397 PR tree-optimization/34371
398 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
400 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
401 * tree-vectorizer.c (set_prologue_iterations,
402 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
403 LOOP_VINFO_NITERS_UNCHANGED before using it.
405 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
408 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
409 (ix86_expand_setmem): Likewise.
411 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
413 PR rtl-optimization/34302
414 * auto-inc-dec.c (attempt_change): Change place where move is
417 2007-12-10 Jakub Jelinek <jakub@redhat.com>
419 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
420 Fortran multi-dimensional arrays use DW_AT_ordering
423 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
426 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
428 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
430 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
431 array, registers that are members of global_regs are also members of
432 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
433 register is taken by a fixed register variable. Check up to and
434 including DI_REG when adjusting regparm value due to fixed regs usage.
435 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
436 available hard registers.
437 (ix86_expand_strlen): Ditto.
438 * config/i386/i386.md (strmov): Ditto.
441 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
443 * genopinit.c: Include tm_p.h in generated file.
445 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
446 to extract the integer from operands[2].
447 (vec_setv2di_internal): Likewise.
449 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
450 (arm_init_neon_builtins): Move code after declarations.
452 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
454 * reload.c (find_reloads_address_1): To properly mark as an
455 autoincdec, pass X for non-NULL OUT in call to push_reload for
456 autoincdec which can't be trivially used as an address.
458 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
459 Hans-Peter Nilsson <hp@axis.com>
461 * caller-save.c (insert_one_insn): If inserting before a call_insn
462 then the registers containing the arguments of the call are
463 live_throughout in the new insn.
465 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
469 * pa.md: Consolidate HImode and QImode move patterns into one pattern
470 each, eliminating floating-point alternatives.
471 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
473 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
474 * pa.c (pa_secondary_reload): Use an intermediate general register
475 for copies to/from floating-point register classes. Simplify code
476 SHIFT_REGS class. Provide additional comments.
477 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
478 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
479 (SECONDARY_MEMORY_NEEDED): Delete define.
480 (INT14_OK_STRICT): Define.
481 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
483 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
484 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
486 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
487 Align DImode offsets when generating 64-bit code.
488 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
489 (CANNOT_CHANGE_MODE_CLASS): Define.
490 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
491 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
493 2007-12-09 Jakub Jelinek <jakub@redhat.com>
496 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
497 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
498 * langhooks.h (struct array_descr_info): Forward declaration.
499 (struct lang_hooks_for_types): Add get_array_descr_info field.
500 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
501 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
503 * dwarf2out.h (struct array_descr_info): New type.
504 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
505 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
506 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
508 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
509 and gen_descr_array_type_die.
511 2007-12-08 Richard Guenther <rguenther@suse.de>
513 PR tree-optimization/34391
514 * tree-vect-transform.c (vect_setup_realignment): Mark new
515 symbols for renaming.
517 2007-12-07 Bob Wilson <bob.wilson@acm.org>
519 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
520 (ASM_OUTPUT_DWARF_PCREL): Define.
522 2007-12-07 Richard Guenther <rguenther@suse.de>
525 * opts.c (common_handle_option): Handle OPT_fforce_addr.
527 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
529 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
530 (LEGITIMIZE_RELOAD_ADDRESS): Same.
532 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
535 * doc/install.texi: Explain how to check for a clean environment when
538 2007-12-07 Richard Guenther <rguenther@suse.de>
540 * tree-profile.c (gcov_type_tmp_var): New global variable.
541 (tree_gen_edge_profiler): Use a single shared variable decl per
542 function for edge counter incrementing.
543 (tree_profiling): Re-set the shared variable.
545 2007-12-06 Bob Wilson <bob.wilson@acm.org>
547 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
549 2007-12-06 Tom Tromey <tromey@redhat.com>
552 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
554 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
556 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
557 targetm.binds_local_p as well as DECL_EXTERNAL.
559 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
561 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
562 (set_prologue_iterations): New. Set the prologue iterations to total
563 number of scalar iterations if the cost model check indicates that
564 scalar code should be generated.
565 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
566 generating the cost condition for epilog. Call
567 set_prologue_iterations to generate cost condition for prolog.
568 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
569 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
570 (slpeel_tree_peel_loop_to_edge): Update declaration.
571 (set_prologue_iterations): New declaration.
572 * tree-vect-analyze.c (vect_analyze_loop_form): Update
573 LOOP_VINFO_NITERS_UNCHANGED.
574 * tree-vect-transform.c
575 (vect_estimate_min_profitable_iters): Add new parameter and
576 code to check if run time cost model test is needed.
577 Remove code that adds builtin vectorization cost to scalar
578 outside cost for the run time cost model test. If run time
579 cost model test is needed add the appropriate guard cost to
580 the scalar outside cost. The guard cost depends on whether
581 the guard is generated at versioning or at prolog generation
582 or at epilog generation. Change cost model equation to include
584 (conservative_cost_threshold): New. Return the less conservative
585 profitability threshold between the cost model threshold and the
586 user defined vectorization threshold.
587 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
588 (vect_do_peeling_for_alignment): Same.
589 (vect_loop_versioning): Same.
590 (vect_create_cond_for_align_checks): ANDs the cost model condition
591 with the alignment condition.
592 (vect_transform_loop): Call loop versioning only when there is a
593 misalignment or an aliasing problem.
595 2007-12-06 Jakub Jelinek <jakub@redhat.com>
598 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
599 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
600 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
602 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
603 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
604 (TARGET_INITIALIZER): Add it.
605 * builtins.c (expand_builtin_va_start): Use
606 targetm.expand_builtin_va_start hook instead of
607 EXPAND_BUILTIN_VA_START macro.
608 * alpha/alpha.c (alpha_va_start): Made static.
609 (override_options): Clear targetm.expand_builtin_va_start if
611 (TARGET_EXPAND_BUILTIN_VA_START): Define.
612 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
613 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
614 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
615 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
616 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
617 (xtensa_va_start): Made static.
618 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
619 * pa/pa-protos.h (hppa_va_start): Remove prototype.
620 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
621 * pa/pa.c (hppa_va_start): Made static, add prototype.
622 (TARGET_EXPAND_BUILTIN_VA_START): Define.
623 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
624 (TARGET_EXPAND_BUILTIN_VA_START): Define.
625 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
626 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
627 * i386/i386.c (override_options): Clear
628 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
629 (ix86_va_start): Made static.
630 (TARGET_EXPAND_BUILTIN_VA_START): Define.
631 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
632 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
633 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
634 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
635 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
636 (TARGET_EXPAND_BUILTIN_VA_START): Define.
637 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
638 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
639 (TARGET_EXPAND_BUILTIN_VA_START): Define.
640 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
641 DEFAULT_ABI != ABI_V4.
642 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
643 * spu/spu.c (spu_va_start): Made static, add prototype.
644 (TARGET_EXPAND_BUILTIN_VA_START): Define.
645 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
646 * spu/spu-protos.h spu_va_start): Remove prototype.
647 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
648 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
650 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
651 (TARGET_EXPAND_BUILTIN_VA_START): Define.
652 * s390/s390-protos.h (s390_va_start): Remove prototype.
653 * s390/s390.c (s390_va_start): Made static.
654 (TARGET_EXPAND_BUILTIN_VA_START): Define.
655 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
656 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
657 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
658 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
659 (TARGET_EXPAND_BUILTIN_VA_START): Define.
660 * arc/arc.c (arc_va_start): Made static, add prototype.
661 (TARGET_EXPAND_BUILTIN_VA_START): Define.
662 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
663 * arc/arc-protos.h (arc_va_start): Remove prototype.
664 * mt/mt-protos.h (mt_va_start): Remove prototype.
665 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
666 (TARGET_EXPAND_BUILTIN_VA_START): Define.
667 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
668 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
669 * sh/sh.c (sh_va_start): Made static, add prototype.
670 (TARGET_EXPAND_BUILTIN_VA_START): Define.
671 * sh/sh-protos.h (sh_va_start): Remove prototype.
672 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
673 * mips/mips-protos.h (mips_va_start): Remove prototype.
674 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
675 * mips/mips.c (mips_va_start): Made static.
676 (TARGET_EXPAND_BUILTIN_VA_START): Define.
678 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
680 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
681 "flag_tree_parallelize_loops > 1".
683 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
684 Dorit Nuzman <dorit@il.ibm.com>
685 Jakub Jelinek <jakub@redhat.com>
687 PR tree-optimization/34005
688 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
689 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
690 (gimplify_pure_cond_expr): New function.
691 (generic_expr_could_trap_p): New function.
692 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
693 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
695 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
697 * config/s390/s390.c (s390_emit_stack_tie): New function.
698 (s390_emit_prologue): Emit a stack tie when writing to the
700 * config/s390/s390.md ("stack_tie"): New insn definition.
702 2007-12-06 Ben Elliston <bje@au.ibm.com>
705 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
707 2007-12-05 Jakub Jelinek <jakub@redhat.com>
710 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
711 number of bits set in C1 if a mode mask for some mode can be used
714 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
716 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
719 2007-12-05 Richard Guenther <rguenther@suse.de>
721 PR tree-optimization/34138
722 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
723 Do not forward propagate addresses if that changes volatileness of
726 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
729 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
730 registers when checking that regparm registers are available.
731 Lower regparm value due to fixed registers usage in addition to
734 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
736 * sparseset.c: Include config.h and system.h before sparseset.h.
737 * sparseset.h: Remove inclusion of system.h.
739 2007-12-05 Jakub Jelinek <jakub@redhat.com>
740 Richard Sandiford <rsandifo@nildram.co.uk>
742 * optabs.c (init_insn_codes): New function.
744 (init_optab, init_optabv): Don't call new_optab.
745 (init_convert_optab): Don't clear the insn codes.
746 (init_optabs): Call init_insn_codes.
748 2007-12-04 Jakub Jelinek <jakub@redhat.com>
750 * omp-low.c (optimize_omp_library_calls): New function.
751 (expand_omp_parallel): Call it if optimizing.
754 * stmt.c (expand_stack_restore): Call expand_normal on var to get
755 rtx for it instead of assuming it will be a VAR_DECL.
757 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
759 * c-parser (c_parser_statement_after_labels): Move error from here...
760 (c_parser_label): ... to here. Check that the declaration is not
761 actually just another label.
763 2007-12-04 Richard Guenther <rguenther@suse.de>
767 * tree-ssa-operands.c (get_addr_dereference_operands): If we
768 fall back to using the SMTs aliases, make sure to add virtual
769 operands for the SMT itself.
770 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
771 clear the loaded and stored symbols bitmaps.
773 2007-12-04 Ben Elliston <bje@au.ibm.com>
775 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
777 2007-12-04 Ben Elliston <bje@au.ibm.com>
779 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
781 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
784 * doc/invoke.texi: Remove -fforce-addr documentation.
785 * expr.c (emit_move_insn): Remove use of flag_force_addr.
786 (expand_expr_real_1): Same.
787 (do_tablejump): Same.
788 Call memory_address instead of memory_address_noforce.
789 * expr.h (memory_address_noforce): Remove prototype.
790 * explow.c (memory_address): Remove support for flag_force_addr.
791 (validize_mem): Same.
792 (memory_address_noforce): Remove.
793 * common.opt: Add dummy documentation for -fforce-addr.
794 * combine.c (can_combine_p): Remove -fforce-addr comment.
795 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
797 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
798 relating to memory_address_noforce.
799 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
800 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
802 2007-12-03 Jakub Jelinek <jakub@redhat.com>
804 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
805 with !ctx->is_nested.
806 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
807 even if !ctx->is_nested.
808 (lower_copyprivate_clauses, lower_send_clauses,
809 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
813 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
814 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
815 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
816 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
817 (X & C2) << C1 into (X << C1) & (C2 << C1) and
818 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
821 PR tree-optimization/33453
822 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
823 for pointer addition.
824 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
825 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
828 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
830 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
833 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
835 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
837 2007-12-03 Jakub Jelinek <jakub@redhat.com>
840 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
841 * common.opt (ftree-store-copy-prop): Use the same help text as for
844 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
845 Revital Eres <eres@il.ibm.com>
847 * modulo-sched.c (calculate_must_precede_follow,
848 try_scheduling_node_in_cycle): New functions.
849 (sms_schedule_by_order): Call the new functions.
850 (ps_insn_find_column): Use must_follow and must_precede only if
852 (ps_insn_advance_column): Likewise.
854 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
855 Revital Eres <eres@il.ibm.com>
857 * modulo-sched.c (get_sched_window): Fix the direction of the
858 scheduling window and add dump info.
860 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
862 * config/sh/sh.md (cmpgeusi_t): Fix condition.
864 2007-11-30 Jan Hubicka <jh@suse.cz>
866 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
868 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
870 PR rtl-optimization/34171
871 * cfgrtl.c (update_bb_for_insn_chain): New function,
872 refactored from update_bb_for_insn.
873 (update_bb_for_insn): Call update_bb_for_insn.
874 (rtl_merge_blocks, try_redirect_by_replacing_jump):
875 Replace a loop with update_bb_for_insn_chain call.
876 (cfg_layout_merge_blocks): Add a call to
877 update_bb_for_insn_chain. Replace the for loop
878 with a call to update_bb_for_insn_chain.
880 2007-11-30 Ben Elliston <bje@au.ibm.com>
882 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
884 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
886 PR tree-optimization/34244
887 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
888 (record_numbers_of_iterations): New function.
889 (execute_vrp): Cache the numbers of iterations of loops.
890 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
891 (scev_reset): Use scev_reset_except_niters.
892 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
894 2007-11-29 Jan Hubicka <jh@suse.cz>
895 Jakub Jelinek <jakub@redhat.com>
897 PR tree-optimization/33434
898 * tree-inline.c (setup_one_parameter): If the value passed to
899 a parameter is never used, don't set it up.
901 2007-11-29 Jakub Jelinek <jakub@redhat.com>
904 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
905 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
907 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
909 * Makefile.in: Use separate vpath lines for each path.
911 2007-11-29 Ben Elliston <bje@au.ibm.com>
913 * SERVICE: Update URL.
915 2007-11-28 Jakub Jelinek <jakub@redhat.com>
917 PR tree-optimization/34140
918 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
919 loop->header has virtual phi nodes.
921 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
924 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
925 of GP register, if valid and fixed.
928 2007-06-21 David Daney <ddaney@avtrex.com>
931 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
932 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
933 (exception_receiver): Renamed to ...
934 (nonlocal_goto_receiver): ... this.
936 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
937 Joey Ye <joey.ye@intel.com>
940 * config/i386/i386.c (function_arg_32): Don't pass aggregate
941 arguments in ECX/EDX for fastcall.
943 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
945 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
947 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
948 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
950 2007-11-28 Ben Elliston <bje@au.ibm.com>
952 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
953 (maix32): Add Negative(maix64).
955 2007-11-27 Jakub Jelinek <jakub@redhat.com>
957 PR tree-optimization/34016
958 * tree-ssa-loop.c (pass_linear_transform): Add
959 TODO_update_ssa_only_virtuals to todo_flags_finish.
961 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
963 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
964 * config/avr/avr.h (LINK_SPEC): Likewise.
965 (CRT_BINUTILS_SPECS): Likewsie.
966 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
968 2007-11-27 Jakub Jelinek <jakub@redhat.com>
971 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
972 MEM_SIZE is set on all MEMs.
974 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
976 * config/s390/s390.opt (mhard-float): Add the option to be
977 overridden. That was missing in my last patch.
979 2007-11-27 Richard Guenther <rguenther@suse.de>
981 PR tree-optimization/34241
982 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
983 to only delete real conversion chains.
985 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
987 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
988 mhard-float, mlong-double-64, mlong-double-128): Add the
989 option to be overridden.
991 2007-11-27 Richard Guenther <rguenther@suse.de>
993 * builtins.c (fold_builtin_1): Verify the argument types
994 of BUILT_IN_ISNORMAL.
995 (fold_builtin_n): Verify the number of arguments to variadic
998 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1000 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1001 * doc/invoke.texi (Blackfin Options): Document the effects.
1003 2007-11-27 Ben Elliston <bje@au.ibm.com>
1005 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1006 (m64): Add Negative(m32).
1007 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1008 (m64): Add Negative(m32).
1010 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1012 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1014 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1017 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1018 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1019 to get the mode for loading a pseudo register with a count rather
1020 than duplicating code.
1022 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1024 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1025 * config/avr/avr.h (LINK_SPEC): Likewise.
1026 (CRT_BINUTILS_SPECS): Likewsie.
1027 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1029 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1031 * c-common.c (conversion_warning): Use get_unwidened instead of
1034 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1037 * c-parser.c (struct c_parser): New bit in_if_block.
1038 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1040 (c_parser_statement_after_labels): Set in_if_block to false while
1042 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1043 a semicolon is found, just consume it. Don't call
1044 c_parser_statement_after_labels if an open brace is found, call
1045 c_parser_compound_statement instead.
1046 (c_parser_else_body): New.
1047 (c_parser_if_statement): Set in_if_block to true when parsing the
1048 body of the 'if' statement. Use c_parser_else_body.
1050 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1053 * c-decl.c (store_parm_decls): Pass 'false' for the new
1054 allocate_struct_function parameter.
1055 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1056 * tree-parloops.c (create_loop_fn): Likewise.
1057 * function.c (push_function_context_to, push_struct_function,
1058 init_function_start): Likewise.
1059 (allocate_struct_function): Add boolean parameter.
1060 * tree.h (allocate_struct_function): Add boolean parameter.
1061 * function.h (struct function): Move returns_struct and
1062 returns_pcc_struct to the end of the structure definiton.
1064 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1067 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1068 virtual registers are already instantiated.
1069 (truncxf<mode>2): Ditto.
1070 (floatsi<mode>2): Ditto.
1071 (floatdisf2): Ditto.
1072 (floatdidf2): Ditto.
1074 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1077 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1078 the address before it is clobbered.
1080 2007-11-26 Nick Clifton <nickc@redhat.com>
1082 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1083 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1084 (call_value_internal): Remove mode on operands 0 and 1 in order to
1085 match UNPSEC'ed calls generated in PIC mode.
1086 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1089 2007-11-26 Richard Guenther <rguenther@suse.de>
1092 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1093 the result of build_call_expr.
1095 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1096 Revital Eres <eres@il.ibm.com>
1099 * bb-reorder.c (insert_section_boundary_note): Clear
1100 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1102 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1104 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1106 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1108 * dwarf2asm.c (splay_tree_compare_strings): New function.
1109 (dw2_force_const_mem): Use it.
1111 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1113 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1115 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1118 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1119 matches between anonymous union fields.
1121 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1123 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1124 declarations and blocks only after inlining. Check that
1125 non-empty blocks are not dropped.
1126 * tree-inline.c (expand_call_inline): Check that functions are
1127 not inlined too late.
1129 2007-11-26 Ben Elliston <bje@au.ibm.com>
1131 * unwind-dw2-fde.c: Fix comment typo.
1132 * unwind-generic.h: Likewise, fix comment typos.
1134 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1136 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1137 sra_explode_bitfield_assignment in cases where the type is
1138 wider than the bitfield.
1140 2007-11-25 Richard Guenther <rguenther@suse.de>
1142 * tree.h (struct tree_block): Move locus member next to flags.
1143 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1144 (SCOPE_LIST_CONCAT): Likewise.
1145 (pop_scope): Likewise.
1146 * function.c (instantiate_decls_1): Likewise.
1147 (setjmp_vars_warning): Likewise.
1148 * emit-rtl.c (set_used_decls): Likewise.
1149 * tree-inline.c (add_lexical_block): Likewise.
1151 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1153 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1155 * reorg.c (fill_slots_from_thread): Correct last change to use
1156 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1157 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1158 * jump.c (mark_jump_label_1): Add comment for last change
1159 regarding JUMP_LABEL setting.
1160 * gcse.c (add_label_notes): Remove conditional that the label is
1161 mentioned in insn before adding regnote.
1162 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1163 single_set insn only feeding a label to a jump through a
1164 register that dies there.
1166 2007-11-23 Dirk Mueller <dmueller@suse.de>
1167 Richard Guenther <rguenther@suse.de>
1170 * tree-vrp.c (check_array_ref): Move check for valid location..
1171 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1173 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1175 * reload.c (find_reloads_address_1) <autoincdec cases>:
1176 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1178 2007-11-23 Richard Guenther <rguenther@suse.de>
1179 Michael Matz <matz@suse.de>
1181 PR tree-optimization/34176
1182 * alloc-pool.h (empty_alloc_pool): Declare.
1183 * alloc-pool.c (empty_alloc_pool): New function.
1184 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1185 valid table if a lookup from the optimistic table failed.
1186 (vn_unary_op_lookup): Likewise.
1187 (vn_binary_op_lookup): Likewise.
1188 (vn_phi_lookup): Likewise.
1189 (process_scc): Clear optimistic tables before every iteration.
1191 2007-11-23 Richard Guenther <rguenther@suse.de>
1193 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1194 (merge_alias_info): Do verification only if checking is
1195 enabled. Merge flow-sensitive alias information in simple cases.
1196 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1197 complain about missing NMTs.
1199 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1202 * c-common.c (conversion_warning): For INTEGER_TYPE to
1203 INTEGER_TYPE conversions call get_narrower on expr to avoid
1204 spurious warnings from binop shortening or when the implicit
1205 conversion can't change the value.
1207 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1210 * c-decl.c (set_array_declarator_inner): Don't give error for
1211 static or type qualifiers in abstract declarator. Remove
1212 abstract_p parameter.
1213 * c-tree.h (set_array_declarator_inner): Update prototype.
1214 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1215 set_array_declarator_inner.
1216 * doc/standards.texi: Update for C99 TC3.
1218 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1220 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1221 line in my edit of the last change.
1223 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1226 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1227 and TREE_READONLY on the fn decl rather than passing a chain
1230 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1232 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1234 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1236 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1237 of ix86_arch and ix86_tune into a switch statement.
1238 (enum processor_type): Default PROCESSOR_I386 to 0.
1239 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1240 of "ix86_tune == PROCESSOR_K6".
1241 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1244 2007-11-22 Tom Tromey <tromey@redhat.com>
1246 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1247 avoid writing into string allocated by ggc_alloc_string.
1249 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1252 * config/sh/sh.md (binary_sf_op): Remove.
1253 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1254 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1255 and gen_binary_sf_op1.
1257 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1259 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1260 secondary output reload when setting forbidden_inc_dec_class.
1262 2007-11-21 Richard Guenther <rguenther@suse.de>
1264 PR tree-optimization/34148
1265 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1266 field-sensitive PTA for single-element structures.
1267 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1268 SFTs for single-element structures.
1270 2007-11-20 Richard Guenther <rguenther@suse.de>
1273 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1274 of the signed INT_CST_LT.
1275 * stmt.c (expand_case): Likewise.
1276 (estimate_case_costs): Likewise.
1278 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1280 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1281 its binary representation.
1283 2007-11-20 Richard Guenther <rguenther@suse.de>
1285 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1288 2007-11-20 Thiemo Seufer <ths@mips.com>
1290 * config/mips/mips.c (mips_file_start): Add support for
1291 flagging 32-bit code with -mfp64 floating-point.
1293 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1296 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1297 (c_gimplify_expr): Use it.
1299 2007-11-20 Ben Elliston <bje@au.ibm.com>
1301 * config/spu/spu_mfcio.h: Fix typo.
1303 2007-11-20 Ben Elliston <bje@au.ibm.com>
1305 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1307 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1308 Ben Elliston <bje@au.ibm.com>
1310 * config/spu/mfc_tag_release.c: New file.
1311 * config/spu/mfc_multi_tag_release.c: Likewise.
1312 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1313 * config/spu/mfc_tag_release.c: Likewise.
1314 * config/spu/mfc_tag_reserve.c: Likewise.
1315 * config/spu/mfc_tag_table.c: Likewise.
1316 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1317 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1318 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1319 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1320 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1321 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1322 mfc_multi_tag_release): Likewise.
1323 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1324 __mfc_multi_tag_release): Declare.
1326 2007-11-19 Jason Merrill <jason@redhat.com>
1328 PR debug/28834, debug/29436, c/32326
1329 * tree.c (build_type_attribute_qual_variant): Refuse to make
1330 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1331 * doc/extend.texi (Type Attributes): Don't encourage people to add
1332 attributes to struct/enum types in a typedef. Fix
1333 transparent_union example.
1335 * tree-inline.c (remap_type_1): Remove code that's redundant with
1337 (build_duplicate_type): Set id.copy_decl.
1338 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1340 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1342 * config/rs6000/rs6000.c (invalid_e500_subreg,
1343 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1344 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1345 rs6000_legitimate_address, function_arg_advance,
1346 spe_build_register_parallel, rs6000_spe_function_arg,
1347 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1348 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1349 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1350 TDmode similarly to DFmode and TFmode.
1351 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1352 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1354 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1356 * stor-layout.c (lang_adjust_rli): Delete.
1357 (set_lang_adjust_rli): Likewise.
1358 (layout_type): Do not call lang_adjust_rli hook.
1359 * tree.h (set_lang_adjust_rli): Delete.
1361 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1363 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1364 n_dregs_to_save and n_pregs_to_save.
1365 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1366 all callers changed.
1367 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1368 able to save single D/P registers that aren't saved by the push/pop
1371 2007-11-19 Richard Guenther <rguenther@suse.de>
1373 PR tree-optimization/34099
1374 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1375 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1376 if only one operand is undefined.
1378 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1380 PR tree-optimization/34036
1381 * opts.c (set_fast_math_flags): Do not set flags in common
1382 with set_unsafe_math_optimizations_flags, invoke it directly.
1383 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1384 and flag_signed_zeros.
1385 * toplev.c (process_options): Force flag_associative_math to 0 and
1386 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1388 * doc/invoke.texi (Optimize Options): Document the new behavior
1389 of -funsafe-math-optimizations, that -fassociative-math requires
1390 both -fno-signed-zeros and -fno-trapping-math and make it clear
1391 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1392 documentation of -ffast-math.
1394 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1396 PR rtl-optimization/34132
1397 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1401 * optabs.h (optab_table): Change type to struct optab from optab.
1402 (convert_optab_table): Similarly.
1403 Adjust all _optab macros to expand to addresses of optab_table
1404 resp. convert_optab_table elements rather than the values of the
1406 * optabs.c (optab_table): Change typype to struct optab from optab.
1407 If compiled by recent GCC, initialize all the insn_code fields in
1408 the array using designated range initializers.
1409 (convert_optab_table): Similarly.
1410 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1411 set_conv_libfunc): Into libfunc_entry's optab field store index within
1412 optab_table resp. convert_optab_table array instead of difference
1413 between two separately malloced addresses.
1414 (new_optab): Add op argument, don't return anything. Initialize
1415 just the insn_code field in handlers array and only when needed.
1416 (init_optab, init_optabv): Add op argument, don't return anything.
1417 Adjust new_optab caller.
1418 (new_convert_optab): Removed.
1419 (init_convert_optab): Add op argument, don't return anything, don't
1420 call new_convert_optab. If needed, initialize insn_code field in
1422 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1424 (debug_optab_libfuncs): Adjust uses of optab_table and
1425 convert_optab_table arrays.
1427 2007-11-18 Richard Guenther <rguenther@suse.de>
1429 PR tree-optimization/34127
1430 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1431 Make code match up the comments, require compatibility of the
1434 2007-11-17 Richard Guenther <rguenther@suse.de>
1437 * fold-const.c (extract_muldiv_1): Do not move negative
1438 constants inside ABS_EXPR.
1440 2007-11-16 Ian Lance Taylor <iant@google.com>
1442 * collect2.c (dump_file): If a demangled symbol is followed by a
1443 space, make sure we output at least one space.
1445 2007-11-16 Richard Guenther <rguenther@suse.de>
1448 * fold-const.c (fold_binary): Use correct types for folding
1449 1 << X & Y to Y >> X & 1.
1451 2007-11-16 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/33870
1454 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1455 (struct tree_struct_field_tag): Remove nesting_level field.
1456 (SFT_NESTING_LEVEL): Remove.
1457 (SFT_BASE_FOR_COMPONENTS_P): Add.
1458 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1459 base_for_components flag.
1460 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1461 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1463 (create_overlap_variables_for): Deal with it.
1464 * tree-dfa.c (dump_subvars_for): Likewise.
1465 (dump_variable): Likewise.
1466 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1467 Set base_for_components for first elements of sub-structures.
1468 (create_variable_info_for): Handle base_for_components.
1469 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1470 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1471 * tree-ssa-operands.c (ref_nesting_level): Remove.
1472 (add_vars_for_offset): Remove full_ref parameter, always add
1473 the offset of the pointed-to SFT.
1474 (add_virtual_operand): Adjust for changed signature of
1475 add_vars_for_offset.
1477 2007-11-16 Sa Liu <saliu@de.ibm.com>
1479 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1480 floatunssidf2 and floatunsdidf2.
1482 2007-11-16 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/34113
1485 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1486 Use correct conversion direction for checking type compatibility.
1488 2007-11-16 Richard Guenther <rguenther@suse.de>
1490 PR tree-optimization/34099
1491 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1492 that produce UNDEFINED result if at least one of its operands
1493 is UNDEFINED. By default the result is only UNDEFINED if all
1494 operands are UNDEFINED.
1496 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1499 * gcc.c (init_spec): Don't initialize asm_debug here...
1500 (main): ... but here.
1502 2007-11-07 Tom Tromey <tromey@redhat.com>
1504 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1505 * tree-parloops.c (create_loop_fn): Use set_cfun.
1506 * gengtype.c (open_base_files): Emit #undef cfun.
1507 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1508 * function.h (cfun): New define.
1509 * function.c: Undefine cfun.
1511 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1513 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1514 * config/avr/avr.h (LINK_SPEC): Likewise.
1515 (CRT_BINUTILS_SPECS): Likewsie.
1516 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1518 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1521 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1522 (execute_fold_all_builtins): Call optimize_stack_restore for
1523 BUILT_IN_STACK_RESTORE.
1525 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1527 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1528 propagation into an address; that's done in should_replace_address.
1530 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1532 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1533 * config/spu/spu.c (legitimate_const): Remove.
1534 (classify_immediate): Inline call to legitimate_const.
1535 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1536 for any constant, not just -512 .. 511.
1538 2007-11-15 Sa Liu <saliu@de.ibm.com>
1540 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1541 condition from HONOR_NANS test.
1542 * config/spu/spu.md (ceq_df): Always generate comparison code
1543 inline, including checks for NaNs and infinities.
1545 (cgt_v2df): Likewise.
1546 (cmpdf): Make this expander unconditional.
1548 2007-11-15 Richard Guenther <rguenther@suse.de>
1550 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1551 to only create SFTs if we also create variable infos for PTA.
1552 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1554 2007-11-15 Richard Guenther <rguenther@suse.de>
1556 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1557 type for TBAA pruning.
1558 (find_what_p_points_to): Call set_uids_in_ptset with the original
1559 pointer, not the decl of the solution we collapsed to.
1561 2007-11-14 David Daney <ddaney@avtrex.com>
1563 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1566 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1569 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1570 for registers in BR_REGS class.
1572 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1575 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1576 init_ssa_operands has not been called for cfun.
1578 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1580 PR tree-optimization/34046
1581 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1582 scaling if the old probability is greater than the new base.
1584 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1586 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1587 unused edges after loop duplication.
1589 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1591 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1592 (enum target_cpu_default): ... this enum.
1593 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1594 * config/i386/i386.c (override_options): ... here.
1595 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1596 TARGET_CPU_DEFAULT_i486.
1598 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1600 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1601 * config/sh/sh.c (sh_rtx_costs): Likewise.
1602 * ChangeLog: Likewise.
1604 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1606 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1607 should not be of pointer type.
1609 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1611 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1613 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1614 Bob Wilson <bob.wilson@acm.org>
1616 * config/xtensa/unwind-dw2-xtensa.c: New.
1617 * config/xtensa/unwind-dw2-xtensa.h: New.
1618 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1619 (DWARF2_UNWIND_INFO): Remove.
1620 (DWARF_FRAME_REGISTERS): Define.
1621 (EH_RETURN_DATA_REGNO): Define.
1622 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1624 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1626 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1628 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1629 -fsched-stalled-insns.
1631 PR tree-optimization/34063
1632 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1633 as first chrec_fold_plus operand rather than second.
1635 2007-11-13 Diego Novillo <dnovillo@google.com>
1637 PR tree-optimization/33870
1638 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1639 Remove field in_nested_struct.
1640 (struct tree_struct_field_tag): Add field nesting_level.
1641 (sft_in_nested_struct): Remove.
1642 (sft_nesting_level): Define.
1643 (sft_unpartitionable_p): Define.
1644 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1645 partitionable, return long_max.
1646 (compute_memory_partitions): Do not partition sfts marked
1648 (create_sft): Add argument nesting_level. Set
1649 sft_nesting_level with it. Update all users.
1650 (create_overlap_variables_for): Show nesting level.
1651 * tree-dfa.c (dump_subvars_for): Likewise.
1652 (dump_variable): Likewise. Show whether the sft is
1653 partitionable or not.
1654 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1655 Add field nesting_level.
1656 * tree-ssa-structalias.c (struct variable_info): Remove
1657 field in_nested_struct.
1658 (push_fields_onto_fieldstack): Add argument nesting_level.
1659 Update all users. Update documentation. Update pair->nesting_level
1660 with nesting_level. Make recursive calls with nesting_level + 1.
1661 (set_uids_in_ptset): If an sft is added to the points-to set,
1662 mark it as unpartitionable.
1663 * tree-ssa-operands.c (ref_nesting_level): New.
1664 (add_vars_for_offset): Call it. Add argument full_ref. Update
1665 callers. If var is inside a nested structure and the nesting level
1666 of full_ref is lower than the nesting level of var,
1667 adjust offset by the offset of var.
1669 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1671 PR tree-optimization/32582
1672 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1674 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1676 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1677 functions can be used as constant.
1679 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1681 PR rtl-optimization/34035
1682 * cse.c (cse_cfg_altered): New global variable.
1683 (cse_jumps_altered): Make boolean.
1684 (recorded_label_ref): Likewise.
1685 (cse_insn): Adjust for above changes.
1686 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1687 if dead edges have been purged.
1688 (cse_main): Change return value specification and adjust code.
1689 (rest_of_handle_cse): Adjust for above change.
1690 (rest_of_handle_cse2): Likewise.
1691 * gcse.c (rest_of_handle_gcse): Likewise.
1693 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1694 Michael Meissner <michael.meissner@amd.com>
1696 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1697 get the appropriate suffix for the coms* instruction.
1698 (sse5_pcmov_<mode>): Restrict operands of pcmov
1699 for scalar case to be only xmm registers and not memory.
1701 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1702 constraints to follow the mnemonics for the pcmov instruction
1704 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1707 * config/mips/mips.c (mips_return_fpr_single): New function.
1708 (mips_function_value): Use it when returning single-field
1710 (mips_expand_call): Handle the PARALLELs created by
1711 mips_return_fpr_single.
1713 2007-11-12 Richard Guenther <rguenther@suse.de>
1716 * fold-const.c (fold_binary): If testing for non-negative
1717 operands with tree_expr_nonnegative_warnv_p make sure to
1718 use op0 which has all (sign) conversions retained.
1720 2007-11-12 Richard Guenther <rguenther@suse.de>
1723 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1724 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1726 2007-11-12 Ira Rosen <irar@il.ibm.com>
1728 PR tree-optimization/33953
1729 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1730 allocate vec_oprnds1 according to the number of created vector
1731 statements. In case of shift with scalar argument, store scalar
1732 operand for every vector statement to be created for the SLP node.
1735 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1737 * gcse.c (CUID_INSN): Remove.
1739 (alloc_gcse_mem): Don't allocate cuid_insn.
1740 (free_gcse_mem): Don't free cuid_insn.
1742 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1745 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1749 * tree-inline.h (copy_body_data): Add regimplify field.
1750 * tree-inline.c (copy_body_r): Set id->regimplify to true
1751 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1753 (copy_bb): Clear id->regimplify before walk_tree, if it is
1754 set afterwards, regimplify the whole statement.
1756 PR tree-optimization/33680
1757 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1758 if the added cast involves variable length types.
1760 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1761 Maxim Kuvyrkov <maxim@codesourcery.com>
1763 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1764 instead of TRUE_BARRIER for jumps. Add register dependencies
1765 even when reg_pending_barrier is set.
1767 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1769 * haifa-sched.c (haifa_classify_insn): Rename to ...
1770 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1771 handle PARALLELs by recursing. Use it ...
1772 (haifa_classify_insn): ... here. Reimplement.
1774 2007-11-09 Richard Guenther <rguenther@suse.de>
1776 * bitmap.h (bitmap_single_bit_set_p): Declare.
1777 * bitmap.c (bitmap_single_bit_set_p): New function.
1778 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1779 (maybe_create_global_var): Use bitmap_empty_p.
1781 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1782 Jakub Jelinek <jakub@redhat.com>
1784 PR rtl-optimization/34012
1785 * fwprop.c (try_fwprop_subst): Do not replace if the new
1786 SET_SRC has a higher cost than the old one.
1788 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1790 PR rtl-optimization/33732
1791 * reload.c (push_reload): Check that the REG_DEAD note was referring
1792 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1793 before considering it in order to select the reload register.
1794 (combine_reloads): Likewise.
1795 (find_dummy_reload): Likewise.
1797 2007-11-09 Richard Guenther <rguenther@suse.de>
1799 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
1800 (struct ptr_info_def): Likewise.
1801 (enum escape_type): Also use bit zero.
1803 2007-11-09 Richard Guenther <rguenther@suse.de>
1805 PR tree-optimization/33604
1806 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1807 Disregard changes in CV qualifiers of pointed to types for
1808 forward propagating ADDR_EXPRs.
1809 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1812 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1814 * dse.c (find_shift_sequence): Always choose an integer mode for
1816 (replace_read): Require both the read and store mode to be
1817 integer ones. Remove a then-redundant FLOAT_P check.
1819 2007-11-08 Richard Guenther <rguenther@suse.de>
1821 * tree-dfa.c (remove_referenced_var): If removing a
1822 variable which has subvars, also remove those from
1823 the referenced vars. Do not create a variable annotation.
1825 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1827 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1828 argument for gen_entry calls.
1829 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1830 (entry): Use the new attribute value. Remove unused first operand.
1832 2007-11-08 Tom Tromey <tromey@redhat.com>
1834 * c-parser.c (c_parser_translation_unit): Use location in error.
1835 (c_parser_external_declaration): Likewise.
1836 (c_parser_declaration_or_fndef): Likewise.
1837 (c_parser_enum_specifier): Likewise.
1838 (c_parser_struct_or_union_specifier): Likewise.
1839 (c_parser_struct_declaration): Likewise.
1840 (c_parser_typeof_specifier): Likewise.
1841 (c_parser_parms_list_declarator): Likewise.
1842 (c_parser_asm_string_literal): Likewise.
1843 (c_parser_braced_init): Likewise.
1844 (c_parser_initelt): Likewise.
1845 (c_parser_compound_statement_nostart): Likewise.
1846 (c_parser_statement_after_labels): Likewise.
1847 (c_parser_do_statement): Likewise.
1848 (c_parser_asm_statement): Likewise.
1849 (c_parser_conditional_expression): Likewise.
1850 (c_parser_unary_expression): Likewise.
1851 (c_parser_sizeof_expression): Likewise.
1852 (c_parser_postfix_expression): Likewise.
1853 (c_parser_postfix_expression_after_paren_type): Likewise.
1854 (c_parser_objc_class_instance_variables): Likewise.
1855 (c_parser_objc_method_definition): Likewise.
1856 (c_parser_objc_methodprotolist): Likewise.
1857 (c_parser_pragma): Likewise.
1858 (c_parser_omp_clause_num_threads): Likewise.
1859 (c_parser_omp_clause_schedule): Likewise.
1860 (c_parser_omp_all_clauses): Likewise.
1861 (c_parser_omp_sections_scope): Likewise.
1862 (c_parser_label): Use location of label, not colon.
1864 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1867 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1870 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1873 * ipa-pure-const.c (static_execute): Added code to keep recursive
1874 functions from being marked as pure or const.
1875 * ipa-utils.c (searchc): Fixed comment.
1877 2007-11-08 Tom Tromey <tromey@redhat.com>
1879 * common.opt (fshow-column): Default to 0.
1880 * configure: Rebuilt.
1881 * configure.ac (--enable-mapped-location): Default to 'yes'.
1883 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1885 * common.opt: Add pointer to doc/options.texi.
1886 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1887 -fipa-reference): Add or correct doc. Sorted options list for -Os
1890 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1893 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1894 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1895 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1896 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1897 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1898 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1899 to TARGET_BIG_ENDIAN_DEFAULT.
1900 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1901 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1902 to TARGET_BIG_ENDIAN_DEFAULT.
1904 2007-11-07 Diego Novillo <dnovillo@google.com>
1906 * tree.h (struct tree_struct_field_tag): Move field
1907 in_nested_struct ...
1908 (struct tree_memory_tag): ... here.
1910 2007-11-07 Diego Novillo <dnovillo@google.com>
1913 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1914 (SFT_IN_NESTED_STRUCT): Define.
1915 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1916 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1917 * tree-ssa-structalias.c (struct variable_info): Likewise.
1918 (push_fields_onto_fieldstack): If OFFSET is positive,
1919 set in_nested_struct.
1920 (create_variable_info_for): Copy setting of
1921 in_nested_struct from the field offset object.
1922 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1923 variable info object.
1924 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1925 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1927 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1929 PR rtl-optimization/33737
1930 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1931 target block after computing the probabilities of outgoing edges.
1932 Cap the frequency to BB_FREQ_MAX.
1933 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1934 frequency of the basic block if it has been reused.
1936 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1938 PR rtl-optimization/33822
1939 * rtl.h (REG_OFFSET): Fix comment.
1940 * var-tracking.c (INT_MEM_OFFSET): New macro.
1941 (var_mem_set): Use it.
1942 (var_mem_delete_and_set): Likewise.
1943 (var_mem_delete): Likewise.
1944 (same_variable_part_p): Likewise.
1945 (vt_get_decl_and_offset): Likewise.
1946 (offset_valid_for_tracked_p): New predicate.
1947 (count_uses): Do not track locations with invalid offsets.
1948 (add_uses): Likewise.
1949 (add_stores): Likewise.
1951 2007-11-07 Tom Tromey <tromey@redhat.com>
1953 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1954 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1956 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1957 Andrey Belevantsev <abel@ispras.ru>
1959 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1960 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1961 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1962 Save calculated max_asap in it.
1963 (sms_schedule): Calculate maxii using max_asap.
1965 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1967 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1968 with -mhard-dfp/-mno-hard-dfp.
1970 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1971 Jakub Jelinek <jakub@redhat.com>
1974 * haifa-sched.c (check_sched_flags): Remove.
1975 (sched_init): Don't call it.
1977 2007-11-06 Diego Novillo <dnovillo@google.com>
1979 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1980 * tree-ssa-operands.c: Tidy top-level comments.
1981 (add_vop): Likewise.
1982 (add_vars_for_offset): Tidy parameter formatting..
1983 (get_addr_dereference_operands): Likewise.
1984 (get_indirect_ref_operands): Likewise.
1985 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1986 <OMP_ATOMIC_STORE>: Likewise.
1988 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1991 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1992 GCC_VERSION which is always defined.
1994 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1997 * reload1.c (find_reloads): Also check in_reg when handling a
1998 simple move with an input reload and a destination of a hard register.
2000 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2002 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2003 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2004 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2005 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2006 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2007 (m68k_sched_attr_type2): New function.
2008 (sched_adjust_cost_state): New static variable.
2009 (m68k_sched_adjust_cost): New static function implementing
2011 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2012 New static variables.
2013 (m68k_sched_variable_issue): New static function implementing
2015 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2016 (sched_dump_split_class): New static function.
2017 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2019 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2020 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2021 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2022 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2025 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2026 (CPU_UNITS_QUERY): Define.
2028 * config/m68k/cf.md: New file.
2029 * config/m68k/m68.md (cf.md): New include.
2031 2007-11-06 Tom Tromey <tromey@redhat.com>
2033 PR c++/32256, PR c++/32368:
2034 * function.c (saved_in_system_header): New global.
2035 (push_cfun): Save in_system_header.
2036 (pop_cfun): Restore in_system_header.
2037 (push_struct_function): Save in_system_header.
2039 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2043 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2044 (complete_array_type): Set canonical type appropriately.
2045 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2046 C and C++ front ends now have different versions of this function,
2047 because the C++ version needs to maintain canonical types here.
2049 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2051 * tree-parloops.c (reduction_info): Remove reduction_init field.
2052 (initialize_reductions): Remove creation of the reduction_init variable.
2053 (struct data_arg): Remove.
2054 (add_field_for_reduction, create_stores_for_reduction): New functions.
2055 (add_field_for_name): Remove reduction handling.
2056 (separate_decls_in_loop): Call add_field_for_reduction,
2057 create_stores_for_reduction.
2059 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2061 PR tree-optimization/33458
2062 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2063 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2065 PR tree-optimization/33993
2066 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2067 rather than build_constructor_from_list if all list values are
2069 (get_initial_def_for_induction): Use build_vector instead of
2070 build_constructor_from_list.
2072 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2075 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2076 (DECL_FINI_PRIORITY): Likewise.
2077 * tree.c (decl_init_priority_lookup): Remove assert.
2078 (decl_fini_priority_insert): Likewise.
2079 * cgraphunit.c (static_ctors): Make it a VEC.
2080 (static_dtors): Likewise.
2081 (record_cdtor_fn): Adjust accordingly.
2082 (build_cdtor): Generate multiple functions for each initialization
2084 (compare_ctor): New function.
2085 (compare_dtor): Likewise.
2086 (cgraph_build_cdtor_fns): Sort the functions by priority before
2087 calling build_cdtor.
2088 (cgraph_build_static_cdtor): Put the priority in the function's name.
2090 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2093 * common.opt: Add shared and pie.
2095 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2097 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2098 replace references to virtual_stack_vars_rtx in goto_handler.
2100 2007-11-05 Paul Brook <paul@codesourcery.com>
2102 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2103 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2104 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2105 arm_lang_output_object_attributes_hook.
2106 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2107 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2108 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2110 * config/arm/t-arm.c (arm.o): New rule.
2111 * config/arm/arm-c.c: New file.
2113 2007-11-05 Nick Clifton <nickc@redhat.com>
2114 Sebastian Pop <sebastian.pop@amd.com>
2116 PR tree-optimization/32540
2117 PR tree-optimization/33922
2118 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2119 * tree-ssa-pre.c: Include params.h.
2120 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2121 to limit the maximum length of the PA set for a given block.
2122 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2123 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2125 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2127 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2128 __fixunssfDI): Make return type unsigned.
2129 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2130 __fixunssfDI): Make return type unsigned.
2132 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2134 PR tree-optimization/33856
2135 * tree-data-ref.c (get_references_in_stmt): Don't add
2136 REFERENCE_CLASS_P trees to references vector if get_base_address
2137 returns NULL on them.
2139 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2141 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2143 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2146 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2147 for TRUTH_NOT_EXPR to type.
2149 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2151 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2153 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2156 * dwarf2out.c (add_calling_convention_attribute): Change
2157 second argument. Set calling convention to DW_CC_program for
2158 Fortran main program.
2159 (gen_subprogram_die): Adjust to new prototype for
2160 add_calling_convention_attribute.
2162 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2164 PR tree-optimization/33987
2165 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2167 (vectorizable_reduction): Add type check.
2169 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2172 * c-parser.c (c_parser_statement_after_labels): Error if a
2173 declaration is parsed after a label.
2175 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2178 * reorg.c (emit_delay_sequence): Do not clear the locator on
2179 the jump instruction.
2181 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2184 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2185 current sched region.
2187 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2189 * config/ia64/ia64.c (struct reg_write_state): Change into
2190 unsigned short bitfields rather than unsigned int, decrease
2191 first_pred to just 10 bits.
2192 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2193 into two char array.
2194 (rws_insn_set, rws_insn_test): New functions.
2195 (in_safe_group_barrier): New variable.
2196 (rws_update): Remove first argument, always set rws_sum array.
2197 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2198 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2199 (rtx_needs_barrier): Use rws_insn_test macro.
2200 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2201 instead set/clear in_safe_group_barrier flag.
2203 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2205 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2206 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2207 pointer or frame pointer.
2208 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2209 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2210 (DWARF2_UNWIND_INFO): Define.
2211 (INCOMING_RETURN_ADDR_RTX): Define.
2212 (DWARF_FRAME_RETURN_COLUMN): Define.
2214 2007-11-02 Tom Tromey <tromey@redhat.com>
2216 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2219 2007-11-02 Diego Novillo <dnovillo@google.com>
2221 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2222 argument from function pointer ANALYZE_EXPR. Update all users.
2223 * cgraph.c (debug_cgraph_node): New.
2224 (debug_cgraph): New.
2226 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2228 PR rtl-optimization/33648
2229 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2230 the newly created basic block.
2232 2007-11-01 Richard Guenther <rguenther@suse.de>
2234 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2236 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2238 PR rtl-optimization/33828
2239 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2240 of VBEIN and VBEOUT.
2242 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2244 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2245 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2246 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2248 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2250 * gcc.c (getenv_spec_function): Escape the environment variable's
2253 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2255 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2256 show that CSE means common subexpression elimination. Change wording
2257 for -fsee and define LCM. Remove capitalization of optimizations
2258 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2260 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2263 * doc/sourcebuild.texi (Test Directives): Document that xfail
2264 has no effect for dg-do except when dg-do-what is "run".
2266 2007-11-01 Tom Tromey <tromey@redhat.com>
2268 * c-decl.c (grokdeclarator): Set decl source locations.
2269 * c-parser.c (c_parser_enum_specifier): Set location.
2270 (c_parser_struct_or_union_specifier): Likewise.
2272 2007-11-01 Tom Tromey <tromey@redhat.com>
2274 * print-tree.c (print_node): Print column number.
2276 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2279 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2280 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2281 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2283 PR rtl-optimization/33673
2284 * gcse.c (cprop_jump): If a conditional jump has been optimized
2285 into unconditional jump, make the remaining normal edge fallthru
2286 and delete the jump insn.
2288 2007-11-01 Ben Elliston <bje@au.ibm.com>
2290 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2291 (set_mem_attrs_from_reg): Likewise.
2293 2007-11-01 Michael Matz <matz@suse.de>
2295 PR tree-optimization/33961
2296 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2297 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2298 (add_or_mark_expr): New argument 'store', using it to search
2300 (nt_init_block): Adjust calls to add_or_mark_expr.
2302 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2305 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2306 for the first push_operand.
2308 2007-10-31 Revital Eres <eres@il.ibm.com>
2310 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2311 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2312 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2313 movmisalignv2sf, vcondv2sf): New.
2314 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2315 UNSPEC_EXTODD_V2SF): Define new constants.
2316 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2317 paired_emit_vector_cond_expr): New.
2318 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2319 * config/rs6000/rs6000.c (paired_expand_vector_move,
2320 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2322 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2324 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2326 PR tree-optimization/32377
2327 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2328 work also for unknown number of iterations.
2329 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2330 number of iterations is not known.
2332 2007-10-31 Richard Guenther <rguenther@suse.de>
2335 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2336 new undefined integer overflow.
2337 (fold_binary): Avoid useless conversion.
2339 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2342 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2344 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2346 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2348 * config/s390/s390.c: (override_options): Replace
2349 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2350 * config/s390/s390.opt: Likewise.
2351 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2354 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2356 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2358 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2360 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2361 optimization options.
2362 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2363 enabled by -O. Document -fdce and -fdse.
2365 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2368 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2369 convert second operand of COMPOUND_EXPR to the original type of
2372 2007-10-30 Richard Guenther <rguenther@suse.de>
2374 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2375 of loop adding SFTs as virtual operands.
2377 2007-10-30 Richard Guenther <rguenther@suse.de>
2379 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2381 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2383 PR tree-optimization/32893
2384 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2385 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2387 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2389 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2391 (sub_ddmmss): Likewise.
2392 (umul_ppmm): Likewise.
2393 (udiv_qrnnd): Likewise.
2395 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2398 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2399 directives must come before dg-additional-sources.
2401 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2403 PR tree-optimization/33723
2404 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2405 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2407 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2409 PR tree-optimization/33614
2410 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2411 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2412 initializer constants.
2414 2007-10-29 Richard Guenther <rguenther@suse.de>
2416 PR tree-optimization/33870
2417 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2418 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2421 2007-10-29 Richard Guenther <rguenther@suse.de>
2423 * passes.c (init_optimization_passes): Exchange store_copy_prop
2425 * tree-pass.h (pass_store_copy_prop): Remove.
2426 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2427 (stmt_may_generate-copy): Do not handle store_copy_prop.
2428 (get_copy_of_val): Likewise.
2429 (set_copy_of_val): Likewise.
2430 (copy_prop_visit_assignment): Likewise.
2431 (copy_prop_visit_stmt): Likewise.
2432 (copy_prop_visit_phi_node): Likewise.
2433 (init_copy_prop): Likewise.
2434 (execute_copy_prop): Likewise.
2435 (do_copy_prop): Remove.
2436 (gate_store_copy_prop): Likewise.
2437 (store_copy_prop): Likewise.
2438 (pass_store_copy_prop): Likewise.
2439 (pass_copy_prop): Call execute_copy_prop.
2440 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2441 * common.opt (ftree-store-copy-prop): Mark obsolete.
2442 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2444 2007-10-29 Ian Lance Taylor <iant@google.com>
2446 * ifcvt.c (noce_can_store_speculate_p): New static function.
2447 (noce_process_if_block): Call it.
2448 (if_convert): Remove recompute_dominance parameter. Change all
2451 2007-10-29 Richard Guenther <rguenther@suse.de>
2453 * tree-flow-inline.h (get_subvar_at): Use binary search.
2454 (get_first_overlapping_subvar): New function to binary search
2455 for the first overlapping subvar.
2456 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2457 just handle adding subvars for a pointed-to subvar. Optimize
2458 and use get_first_overlapping_subvar.
2459 (add_vars_for_bitmap): Fold into single caller.
2460 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2461 and non pointed-to bits of add_vars_for_offset.
2463 2007-10-29 Revital Eres <eres@il.ibm.com>
2465 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2467 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2468 Zdenek Dvorak <ook@ucw.cz>
2471 reduction support for automatic parallelization.
2473 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2475 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2476 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2477 and OMP_ATOMIC_STORE.
2478 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2479 * gimple-low.c (lower_stmt): Same.
2480 * gimplify.c (gimplify_expr): Same.
2481 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2482 gimplify_omp_atomic_mutex): Remove.
2483 (gimplify_omp_atomic): Change it to simply gimplify the
2484 statement instead of expanding it.
2485 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2486 (expand_omp_atomic, expand_omp_atomic_pipeline,
2487 goa_stabilize_expr, expand_omp_atomic_mutex,
2488 expand_omp_atomic_fetch_op): New functions to implement
2489 expansion of OMP_ATOMIC.
2490 (expand_omp, build_omp_regions_1): Add support for
2491 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2492 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2494 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2496 * tree-parloops.c: add include to tree-vectorizer.h.
2497 (reduction_info): New structure for reduction.
2498 (reduction_list): New list to represent list of reductions per loop.
2499 (struct data_arg): New helper structure for reduction.
2500 (reduction_info_hash, reduction_info_eq, reduction_phi,
2501 initialize_reductions, create_call_for_reduction,
2502 create_phi_for_local_result, create_call_for_reduction_1,
2503 create_loads_for_reductions, create_final_loads_for_reduction):
2505 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2506 (separate_decls_in_loop_name): Support reduction variables.
2507 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2508 call create_loads_for_reduction for each reduction.
2509 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2511 (transform_to_exit_first_loop): Add reduction support, add
2512 reduction_list parameter.
2513 (gen_parallel_loop): Add reduction_list parameter. Add call
2514 separate_decls_in_loop with
2515 the new argument. Traverse reductions and call
2516 initialize_reductions, create_call_for_reduction.
2517 (parallelize_loops): Create and delete the reduction list.
2518 (add_field_for_name): Change use of data parameter. Add fields for
2520 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2521 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2522 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2523 * tree-inline.c (estimate_num_insns_1): add cases for
2524 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2525 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2526 * tree-ssa-operands.c (get_addr_dereference_operands):
2527 New function. Subroutine of get_indirect_ref_operands.
2528 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2529 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2532 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2534 * config/cris/cris.c: Include df.h.
2535 (cris_address_cost): Add gcc_assert for canonicalization
2536 assumptions. For PLUS with MULT or register, correct
2537 test for register in other arm. Tweak comments.
2539 2007-10-28 Richard Guenther <rguenther@suse.de>
2541 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2542 telling if the var is to be treated as points-to location.
2543 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2544 (add_virtual_operand): Only recurse into MPTs if aliases
2547 2007-10-28 Richard Guenther <rguenther@suse.de>
2549 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2550 (add_vars_for_bitmap): Do not recurse further. Only add vars
2551 for pointed-to SFTs.
2552 (add_virtual_operand): Re-instantiate loop to add operands for
2553 aliases. Recurse into MPTs.
2554 (get_indirect_ref_operands): If we fall back to use a pointers
2555 SMT, make sure to not prune based on the access offset and size.
2557 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2560 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2561 the eh information on the statement.
2563 2007-10-28 Richard Guenther <rguenther@suse.de>
2565 * tree-flow.h (subvar_t): Make it a VEC.
2566 (struct subvar): Remove.
2567 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2568 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2570 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2571 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2572 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2573 (set_initial_properties): Likewise.
2574 (setup_pointers_and_addressables): Likewise.
2575 (new_type_alias): Likewise.
2576 (create_overlap_variables_for): Likewise.
2577 * tree-dfa.c (dump_subvars_for): Likewise.
2578 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2579 (get_expr_operands): Likewise.
2580 (add_to_addressable_set): Likewise.
2581 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2583 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2585 PR tree-optimization/33920
2586 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2587 successor bb to true when predecessor bb has NULL predicate.
2588 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2590 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2592 * config/mips/mips.md: Add combiner patterns for DImode extensions
2593 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2596 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2599 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2601 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2603 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2604 LIBCALL notes if they are about to be moved to the same insn.
2606 2007-10-27 Richard Guenther <rguenther@suse.de>
2608 PR tree-optimization/33870
2609 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2610 duplication. Remove redundant call to access_can_touch_variable.
2611 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2612 (add_virtual_operand): Use it.
2614 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2617 * pa.h (ASM_PN_FORMAT): Delete define.
2619 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2621 * doc/invoke.texi (Option Summary, optimizations): Remove
2622 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2623 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2624 -fsplit-wide-types to match later entry. Break up a long line.
2625 (Option Summary, code gen options) Add -fno-stack-limit. Add
2626 missing @gol to the end of a line.
2627 (Optimization Options): Remove -fbounds-check, which is also
2628 documented under Code Generation Options. Remove =n from
2629 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2630 to -fcprop-registers to match other options, and say when it is
2631 enabled rather than disabled. Remove extra index entry for
2632 -fno-cx-limited-range. Add index entries for -fstack-protector
2633 and -fstack-protector-all.
2634 (Code Gen Options): Add index entry for -ftls-model.
2636 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2638 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2639 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2640 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2641 expand_epilogue, output_movhi): Don't handle 'main' function.
2642 (avr_attribute_table): Add 'OS_task' function attribute.
2643 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2645 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2646 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2648 * config/avr/avr.opt (minit-stack): Remove.
2650 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2652 * tree-nested.c (get_trampoline_type): Fix thinko.
2654 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2657 * tree.c (build_offset_type): Build canonical type based on the
2658 TYPE_MAIN_VARIANT of the base type.
2660 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2662 * reorg.c (emit_delay_sequence): Move insn locator from the
2663 first insn to the sequence.
2665 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2667 * ipa-pure-const.c (check_decl): Return immediately when
2668 pure_const_state has been set to IPA_NEITHER.
2670 2007-10-25 Ira Rosen <irar@il.ibm.com>
2672 PR tree-optimization/33833
2673 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2674 and convert init to sizetype in inner_base construction.
2676 2007-10-25 Richard Guenther <rguenther@suse.de>
2678 * tree-flow.h (mem_sym_stats): Remove.
2679 (dump_mem_sym_stats_for_var): Declare.
2680 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2681 (mem_sym_stats): Move ...
2682 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2683 (mem_sym_score): Rename from ...
2684 (pscore): ... this. Remove.
2685 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2686 not the frequencies.
2687 (compare_mp_info_entries): Make sort stable by disambiguating
2690 2007-10-25 Ira Rosen <irar@il.ibm.com>
2692 PR tree-optimization/33866
2693 * tree-vect-transform.c (vectorizable_store): Check operands of all
2694 the stmts in the group of strided accesses. Get def stmt type for each
2695 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2697 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2700 (Yt): Rename register constraint to Y2.
2701 * config/i386/sse.md: Use renamed register constraints.
2702 * config/i386/mmx.md: Ditto.
2703 * config/i386/i386.md: Ditto.
2705 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2707 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2709 2007-10-24 Chao-ying Fu <fu@mips.com>
2711 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2712 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2714 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2715 Olga Golovanevsky <olga@il.ibm.com>
2717 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2718 the compiler that wr.wrap and wr.domain are initialized in
2721 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2723 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2724 to print gcov_type values.
2726 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2728 * config/avr/avr.h: Do not include progmem_section definition when
2729 building with IN_TARGET_LIBS.
2731 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2734 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2735 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2736 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2737 (mips_orphaned_high_part_p: New functions.
2738 (mips_avoid_hazard): Don't check INSN_P here.
2739 (mips_avoid_hazards): Rename to...
2740 (mips_reorg_process_insns): ...this. Cope with
2741 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2742 or turn them into nops.
2743 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2744 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2745 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2746 (mips_override_options): Set flag_delayed_branch to 0.
2748 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2750 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2751 MIPS-specific implementation details.
2752 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2753 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2754 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2755 for targets with movmemsi.
2756 (MOVE_BY_PIECES_P): Define.
2757 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2758 (mips_block_move_loop): Add a bytes_per_iter argument.
2759 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2760 Update call to mips_block_move_loop.
2762 2007-10-24 Michael Matz <matz@suse.de>
2765 * var-tracking.c (variable_union): Don't break after one loop
2766 iteration but only when a difference is found.
2767 (dump_variable): Also print DECL_UID.
2769 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2771 * ipa-type-escape.h: Expose function
2772 is_array_access_through_pointer_and_index.
2774 (is_array_access_through_pointer_and_index):
2775 Add three new parameters. Add support of
2776 POINTER_PLUS_EXPR tree code.
2778 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2780 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2781 * tree-pass.h: Add pass_ipa_struct_reorg.
2782 * common.opt: Add ipa-struct-reorg flag.
2783 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2784 * passes.c: Add pass pass_ipa_struct_reorg.
2785 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2786 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2788 2007-10-24 Ira Rosen <irar@il.ibm.com>
2790 PR tree-optimization/33804
2791 * tree-vect-transform.c (vectorizable_operation): Remove the
2792 checks that the vectorization is worthwhile from the transformation
2795 2007-10-24 Ira Rosen <irar@il.ibm.com>
2797 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2798 vectype cannot be determined for the scalar type.
2799 (vect_analyze_slp_instance): Likewise.
2800 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2801 return type to bool. Return false if vectype cannot be determined
2802 for the scalar type.
2803 (vect_get_constant_vectors): Return false if vectype cannot be
2804 determined for the scalar type.
2805 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2806 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2807 vectorizable_reduction): Likewise.
2809 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2811 * config.gcc: For a FreeBSD target, parse the value of ${target}
2812 to determine the value of FBSD_MAJOR, instead of adding an
2813 explicit check for every possible FreeBSD major version.
2815 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2817 PR rtl-optimization/33846
2818 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2820 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2822 PR tree-optimization/33860
2823 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2824 interleaved accesses in case the dr is inside the inner-loop during
2825 outer-loop vectorization.
2827 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2829 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2830 Document MEM_POINTER. Replace mentions of "integrated"
2831 field with "return_val". Delete outdated stuff.
2833 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2835 * config/rs6000/rs6000.c (rs6000_override_options): Set
2836 rs6000_altivec_abi on AIX.
2837 (conditional_register_usage): Set VR20:31 fixed on AIX.
2839 2007-10-23 Richard Guenther <rguenther@suse.de>
2841 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2844 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2845 David S. Miller <davem@davemloft.net>
2847 * df-scan.c (df_get_call_refs): Mark global registers as both a
2848 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2850 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2852 PR tree-optimization/33834
2853 PR tree-optimization/33835
2854 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2855 stmts need to be checked for success seperately.
2856 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2857 Remove the check that stmt is not LIVE.
2858 (vectorizable_assignment, vectorizable_induction): Likewise.
2859 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2860 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2862 (vectorizable_live_operation): Check that op is not NULL.
2864 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2866 * doc/invoke.texi (Optimization Options): In the summary, show
2867 that the value for options -falign-jumps, -falign-labels,
2868 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2869 -fsched-stalled-insns-dep is optional. In the summary, show that
2870 -fsched-stalled-insns takes an optional argument and that
2871 -fparallelize-loops takes an argument. Add opindex for several
2872 optimization options, and fix typos in the opindex commands for
2873 several others. In the descriptions for -fsched-stalled-insns
2874 and -fsched-stalled-insns-dep, show the options with and without
2877 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2879 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2881 * config/avr/avr.h (LINK_SPEC): Likewise.
2882 (CRT_BINUTILS_SPECS): Likewsie.
2883 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2885 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2887 PR rtl-optimization/33644
2888 * cfgcleanup.c: Do not include dce.h.
2889 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2890 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2891 * dce.c (something_changed): Delete.
2892 (libcall_dead_p): New predicate.
2893 (delete_unmarked_insns): Use it to delete dead libcalls.
2894 Deal with REG_LIBCALL and REG_RETVAL notes.
2895 (prescan_libcall_for_dce): New function.
2896 (prescan_insns_for_dce): Use it to deal with libcalls.
2897 (mark_reg_dependencies): Do nothing special for libcalls.
2898 (dce_process_block): Likewise.
2899 (fast_dce): Delete unused local variable.
2900 (run_fast_dce): Do not return a value.
2901 * dce.h (struct df): Delete.
2902 (run_fast_dce): Adjust prototype.
2903 * optabs.c (libcall_id): Delete.
2904 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2905 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2906 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2907 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2908 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2909 notes instead of REG_LIBCALL_ID notes.
2910 * reg-notes.def (LIBCALL_ID): Delete.
2911 * Makefile.in (see.o): Add dce.h dependency.
2912 (cfgcleanup.o): Remove dce.h dependency.
2914 2007-10-22 Michael Matz <matz@suse.de>
2916 PR tree-optimization/33855
2917 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2920 2007-10-22 Ira Rosen <irar@il.ibm.com>
2922 PR tree-optimization/33854
2923 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2924 FLOAT_EXPR to the list of promotion operations.
2926 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2930 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2931 (print_reg): Print register prefix only with AT&T asm syntax.
2932 Support pc_rtx for RIP register.
2933 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2934 relative addressing. Always print segment register prefix with AT&T
2935 asm syntax and never with Intel asm syntax.
2936 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2937 Fix prefix for 16-byte XFmode operands.
2938 (output_addr_const_extra): Support Intel asm syntax.
2939 (x86_file_start): Don't use register prefix with Intel asm syntax.
2940 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2941 ("return_internal_long"): Fix Intel asm syntax output.
2942 ("set_got_rex64"): Support Intel asm syntax.
2943 ("set_rip_rex64"): Likewise.
2944 ("set_got_offset_rex64"): Likewise.
2945 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2947 ("*tls_global_dynamic_64"): Likewise.
2948 ("*tls_local_dynamic_base_64"): Likewise.
2949 ("*load_tp_si")("*load_tp_di"): Likewise.
2950 ("*add_tp_si")("*add_tp_di"): Likewise.
2951 ("*tls_dynamic_lea_64"): Likewise.
2952 ("*sibcall_value_1_rex64_v"): Likewise.
2953 ("stack_tls_protect_set_si"): Likewise.
2954 ("stack_tls_protect_set_di"): Likewise.
2955 ("stack_tls_protect_test_si"): Likewise.
2956 ("stack_tls_protect_test_di"): Likewise.
2957 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2959 ("*movv2sf_internal_rex64"): Likewise.
2960 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2961 (__get_cpuid_max): Likewise.
2963 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2965 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2966 the STRICT_P argument type "bool" rather than "int".
2967 (mips_legitimate_address_p): Likewise.
2968 (fp_register_operand, lo_operand): Delete.
2969 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2970 (mips_emit_scc): Rename to...
2971 (mips_expand_scc): ...this.
2972 (gen_conditional_branch): Rename to...
2973 (mips_expand_conditional_branch): ...this.
2974 (gen_conditional_move): Rename to...
2975 (mips_expand_conditional_move): ...this.
2976 (mips_gen_conditional_trap): Rename to...
2977 (mips_expand_conditional_trap): ...this and take an rtx code instead
2978 of an operands array.
2979 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2981 (mips_emit_fcc_reload): Rename to...
2982 (mips_expand_fcc_reload): ...this.
2983 (init_cumulative_args): Rename to...
2984 (mips_init_cumulative_args): ...this and remove the libname argument.
2985 (function_arg_advance): Rename to...
2986 (mips_function_arg_advance): ...this.
2987 (function_arg): Rename to...
2988 (mips_function_arg): ...this and use "rtx" instead of
2990 (function_arg_boundary): Rename to...
2991 (mips_function_arg_boundary): ...this.
2992 (mips_expand_unaligned_load): Rename to...
2993 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2994 and BITPOS arguments type "HOST_WIDE_INT".
2995 (mips_expand_unaligned_store): Rename to...
2996 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2997 and BITPOS arguments type "HOST_WIDE_INT".
2998 (override_options): Rename to...
2999 (mips_override_options): ...this.
3000 (print_operand): Rename to...
3001 (mips_print_operand): ...this.
3002 (print_operand_address): Rename to...
3003 (mips_print_operand_address): ...this.
3004 (mips_output_ascii): Remove the PREFIX argument.
3005 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3007 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3008 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3009 of "struct rtx_def *".
3010 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3012 (build_mips16_call_stub): Delete.
3013 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3014 (mips_use_ins_ext_p): Give the second and third arguments type
3015 "HOST_WIDE_INT" rather than "rtx".
3016 * config/mips/mips.h: Update after the above changes. Tweak comments
3018 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3019 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3020 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3021 element type from "char" to "bool".
3022 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3023 (mips_cpu_info_table): Delete.
3024 * config/mips/mips.md: Update after the above changes. Tweak some
3026 * config/mips/mips-ps-3d.md: Likewise.
3027 * config/mips/mips.c: Tweak comments and formatting.
3028 Use NULL-like macros rather than 0 in various places.
3029 (mips_section_threshold): Rename to...
3030 (mips_small_data_threshold): ...this and give it an unsigned type.
3031 (num_source_filenames): Remove explicit initialization.
3032 (sdb_label_count): Likewise.
3033 (sym_lineno): Delete.
3034 (set_noat): Make static.
3035 (mips_branch_likely): Likewise, and give it type "bool".
3036 (mips_isa_info): Rename to...
3037 (mips_isa_option_info): ...this.
3038 (mips_flag_delayed_branch): Rename to...
3039 (mips_base_delayed_branch): ...this.
3040 (mips_split_addresses): Delete.
3041 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3042 element type from "char" to "bool".
3043 (mips_regno_to_class): Add an explicit array size.
3044 (mips16_flipper): Change from type "int" to type "bool".
3045 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3046 (mips_tls_operand_p): Rename to...
3047 (mips_tls_symbol_p): ...this.
3048 (mips_global_symbol_p): Remove redundant "const".
3049 (mips_offset_within_alignment_p): Simplify.
3050 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3051 to STRICT_P and give it type bool.
3052 (mips_valid_base_register_p): Likewise.
3053 (mips_classify_address): Likewise.
3054 (mips_legitimate_address_p): Likewise.
3055 (mips16_unextended_reference_p): Take the offset as an
3056 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3057 (mips_const_insns): Use IN_RANGE.
3058 (mips_force_temporary): Remove an unnecessary copy_rtx.
3059 (mips16_gp_pseudo_reg): Simplify.
3060 (mips_split_symbol): Remove an unnecessary copy_rtx.
3061 (mips_legitimize_tls_address): Only create registers if we need them.
3062 (mips_legitimize_address): Use mips_split_plus.
3063 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3064 variable COST to NUM_OPS.
3065 (mips_legitimize_move): Use gen_lowpart.
3066 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3067 (m16_check_op): Use IN_RANGE.
3068 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3069 (mips_split_doubleword_move): Pass booleans to mips_subword.
3070 (mips_output_move): Store the mode in a local variable.
3071 Explicitly assert that this function does not deal with
3072 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3073 cases more consistent.
3074 (mips_relational_operand_ok_p): Rename to...
3075 (mips_int_order_operand_ok_p): ...this.
3076 (mips_canonicalize_comparison): Rename to...
3077 (mips_canonicalize_int_order_test): ...this.
3078 (mips_emit_int_relational): Rename to...
3079 (mips_emit_int_order_test): ...this. Store the mode in a local
3081 (mips_reverse_fp_cond_p): Rename to...
3082 (mips_reversed_fp_cond): ...this.
3083 (mips_emit_compare): Make the order of the statements more consistent.
3084 (mips_emit_scc): Rename to...
3085 (mips_expand_scc): ...this.
3086 (gen_conditional_branch): Rename to...
3087 (mips_expand_conditional_branch): ...this.
3088 (gen_conditional_move): Rename to...
3089 (mips_expand_conditional_move): ...this. Build the condition
3090 separately from the main pattern.
3091 (mips_gen_conditional_trap): Rename to...
3092 (mips_expand_conditional_trap): ...this and take an rtx code instead
3093 of an operands array. Simplify.
3094 (init_cumulative_args): Rename to...
3095 (mips_init_cumulative_args): ...this. Use memset rather than a
3096 copy from a zeroed static. Use prototype_p and stdarg_p.
3097 (mips_arg_info): Rename to...
3098 (mips_get_arg_info): ...this and put the INFO argument first.
3099 (function_arg): Rename to...
3100 (mips_function_arg): ...this and use "rtx" instead of
3101 "struct rtx_def *". Only split structures into chunks if
3102 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3103 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3104 comparison with REAL_TYPE. Rename local variable REG to REGNO
3105 and make it unsigned.
3106 (function_arg_advance): Rename to...
3107 (mips_function_arg_advance): ...this.
3108 (function_arg_boundary): Rename to...
3109 (mips_function_arg_boundary): ...this.
3110 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3112 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3113 comparison with REAL_TYPE.
3114 (mips_function_value): Remove the FUNC argument. Rename local
3115 variable UNSIGNEDP to UNSIGNED_P.
3116 (mips_return_in_memory): Use IN_RANGE.
3117 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3118 to FUNCTION_ARG_ADVANCE.
3119 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3120 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3121 SIZE and RSIZE if needed.
3122 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3124 (build_mips16_function_stub): Rename to...
3125 (mips16_build_function_stub): ...this.
3126 (build_mips16_call_stub): Rename to...
3127 (mips16_build_call_stub): ...this. Make static, and return a
3128 "bool" rather than an "int". Rename the ARG_SIZE argument to
3129 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3130 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3131 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3133 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3134 are not sibling ones.
3135 (mips_emit_fcc_reload): Rename to...
3136 (mips_expand_fcc_reload): ...this.
3137 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3139 (mips_expand_unaligned_load): Rename to...
3140 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3141 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3143 (mips_expand_unaligned_store): Rename to...
3144 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3145 and BITPOS arguments type "HOST_WIDE_INT".
3146 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3147 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3149 (mips_init_split_addresses): Replace with...
3150 (mips_split_addresses_p): ...this new function.
3151 (mips_init_relocs): Check mips_split_addresses_p () rather than
3152 mips_split_addresses. Always initialize mips_split_p with booleans.
3153 (print_operand_reloc): Rename to...
3154 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3156 (print_operand): Rename to...
3157 (mips_print_operand): ...this.
3158 (print_operand_address): Rename to...
3159 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3160 (mips_in_small_data_p): Simplify.
3161 (mips_output_ascii): Remove the PREFIX argument and "register"
3162 keywords. Use the STRING parameter directly and cast to
3164 (mips16e_collect_argument_save_p): Use IN_RANGE.
3165 (mips_function_has_gp_insn): Simplify.
3166 (mips_set_return_address): Use BITSET_P.
3167 (mips_restore_gp): Use a separate statement to pick the base
3169 (mips_output_function_prologue): Use a local FRAME variable.
3170 (mips_save_reg): Pass booleans to mips_subword.
3171 (mips_expand_prologue): Use a local FRAME variable. Use
3172 cprestore_size to detect when .cprestore is needed.
3173 (mips_restore_reg): Use GP_REG_FIRST.
3174 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3175 rather than "int". Use local FRAME and REGNO variables.
3176 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3177 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3179 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3180 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3181 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3182 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3183 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3184 (builtin_description): Rename to...
3185 (mips_builtin_description): ...this.
3186 (mips_bdesc): Rename to...
3187 (mips_ps_bdesc): ...this.
3188 (sb1_bdesc): Rename to...
3189 (mips_sb1_bdesc): ...this.
3190 (dsp_bdesc): Rename to...
3191 (mips_dsp_bdesc): ...this.
3192 (dsp_32only_bdesc): Rename to...
3193 (mips_dsp_32only_bdesc): ...this.
3194 (bdesc_map): Rename to...
3195 (mips_bdesc_map): ...this.
3196 (bdesc_arrays): Rename to...
3197 (mips_bdesc_arrays): ...this.
3198 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3199 Tweak error message.
3200 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3201 Rename local variables I and J to OPNO and ARGNO respectively.
3202 Assert that the number of arguments is no more than the number of
3204 (mips_expand_builtin_compare): Use an array of arguments rather
3205 than an array of operands. Assert that the number of operands is
3207 (add_constant): Rename to...
3208 (mips16_add_constant): ...this. Use XNEW.
3209 (dump_constants_1): Rename to...
3210 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3211 (dump_constants): Rename to...
3212 (mips16_emit_constants): ...this.
3213 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3214 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3215 Assign mips16_p to was_mips16_p.
3216 (mips_parse_cpu): Tweak warning message.
3217 (override_options): Rename to...
3218 (mips_override_options): ...this. Move the mips_cost initialization
3219 out of the "shared with GAS" block. Quote option names in error
3221 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3222 (mips_order_regs_for_local_alloc): Remove register keyword.
3224 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3226 * system.h (IN_RANGE): Cast each argument individually.
3228 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3230 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3231 MIPS16 code unless using o32 or o64.
3233 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3235 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3236 for modes smaller than 4 bytes.
3237 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3240 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3242 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3243 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3244 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3245 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3247 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3249 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3250 sibling calls to "mips16" functions if the function satisfies
3251 const_call_insn_operand.
3253 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3255 * config/mips/mips.c (mips_va_start): Fix types in calls
3258 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3260 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3263 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3265 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3266 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3267 instead of checking mips_isa.
3269 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3271 * doc/invoke.texi (-mpaired-single): Don't say that the option
3272 requires 64-bit code.
3273 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3274 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3275 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3276 V2SF if ISA_MIPS32R2.
3277 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3278 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3279 to ISA_HAS_NMADD_NMSUB.
3280 (mips_split_doubleword_move): Handle V2SF.
3281 (mips_modes_tieable_p): New function.
3282 (override_options): Report a warning rather than an error when
3283 -mpaired-single is used on ISAs that don't support it; use
3284 ISA_HAS_PAIRED_SINGLE to check that case.
3285 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3286 and DF move splitters with a single MOVE64 splitter, thereby adding
3287 a V2SF splitter too.
3288 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3289 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3290 (HALFMODE): Add V2SF.
3291 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3292 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3293 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3294 (movv2sf_hardfloat_32bit): New pattern.
3295 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3296 TARGET_DOUBLE_FLOAT conditions.
3298 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3300 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3301 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3302 64-bit register in 64-bit libgcc.
3304 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3306 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3307 * config/avr/avr.h (LINK_SPEC): Likewise.
3308 (CRT_BINUTILS_SPECS): Likewsie.
3309 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3311 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3313 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3314 and -Wfatal-errors together.
3316 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3319 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3320 change for vrsave, ie restore after frame pop.
3322 2007-10-19 David S. Miller <davem@davemloft.net>
3324 * config/sparc/niagara2.md: Fix copyright notice.
3326 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3328 PR tree-optimization/23820
3329 PR tree-optimization/24309
3330 PR tree-optimization/33766
3331 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3332 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3333 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3334 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3335 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3336 (linear_transform_loops): Use perfect_loop_nest_depth.
3337 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3338 should have a single condition: their exit.
3340 2007-10-19 Richard Guenther <rguenther@suse.de>
3344 * stor-layout.c (layout_type): Assert that aggregates do not
3345 have their alias sets set.
3346 * alias.c (get_alias_set): Return alias set zero for incomplete
3347 types, return the alias set of the element for incomplete array
3348 types, but do not remember these.
3350 2007-10-19 Richard Guenther <rguenther@suse.de>
3353 2007-10-19 Richard Guenther <rguenther@suse.de>
3356 * tree.c (build_array_type): Do not re-layout unbound array
3359 2007-10-19 Richard Guenther <rguenther@suse.de>
3362 * tree.c (build_array_type): Do not re-layout unbound array types.
3364 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3366 * config/mips/mips.c (mips_canonicalize_comparison): Check
3367 mips_relational_operand_ok_p before trying to rewrite the test.
3368 Only calculate PLUS_ONE if needed.
3369 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3372 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3374 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3377 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3379 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3380 the call uses the incoming value of $2.
3382 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3384 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3385 rather then gen_rtx_MEM.
3386 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3388 (mips_set_return_address): Likewise.
3389 (mips_restore_gp): Likewise.
3391 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3393 * config/mips/mips.c (gpr_mode): Delete.
3394 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3395 instead of gpr_mode.
3396 (mips_for_each_saved_reg): Likewise.
3397 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3398 (override_options): Don't initialize gpr_mode.
3399 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3401 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3403 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3405 (mips_class_max_nregs): Calculate the smallest consituent register
3406 size and use that to determine an upper bound on the number of
3409 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3411 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3413 (mips_expand_epilogue): ...here.
3414 (mips_mdebug_abi_name): New function, split out from...
3415 (mips_file_start): ...here.
3416 (mips_hard_regno_mode_ok_p): New function, split out from...
3417 (override_options): ...here.
3418 (mips_expand_builtin_1): New function, split out from...
3419 (mips_expand_buitin): ...here. Abort if we don't recognize
3422 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3424 * config/mips/mips.c (build_mips16_function_stub): Load the
3425 target address into $1 before transfering the arguments.
3426 Don't use ".set noreorder".
3427 (build_mips16_call_stub): Likewise.
3429 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3431 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3432 (mips_output_64bit_xfer): Likewise.
3433 (mips16_fp_args): Rename to...
3434 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3435 with a DIRECTION argument. Use mips_output_32bit_xfer and
3436 mips_output_64bit_xfer.
3437 (build_mips16_function_stub): Update accordingly.
3438 (mips16_fpret_double): Delete.
3439 (build_mips16_call_stub): Update after above changes.
3440 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3441 of mips16_fpret_double. Use GP_REG_RETURN.
3443 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3445 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3446 use asm_out_file instead.
3447 (build_mips16_function_stub): Likewise.
3448 (build_mips16_call_stub, mips_output_function_prologue): Update
3451 2007-10-18 David S. Miller <davem@davemloft.net>
3453 Add Niagara-2 support.
3454 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3455 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3456 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3457 (include): Add inclusion of niagara2.md
3458 * config/sparc/sparc.c (niagara2_costs): New.
3459 (sparc_override_options): Add niagara2 entry to cpu_default[]
3460 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3461 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3462 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3463 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3464 (sparc64_initialize_trampoline): Likewise.
3465 (sparc_use_sched_lookahead): Likewise.
3466 (sparc_issue_rate): Likewise.
3467 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3469 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3470 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3471 TARGET_CPU_niagara2.
3472 (PROCESSOR_NIAGARA2): New.
3473 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3474 (BRANCH_COST): Likewise.
3475 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3476 * config/sparc/sol2.h: Likewise.
3477 * config/sparc/niagara2.md: New file.
3479 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3481 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3483 (mips_compute_frame_info): Remove associated code.
3484 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3486 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3488 * config/mips/mips-protos.h (compute_frame_size): Delete.
3489 * config/mips/mips.h: Update comments.
3490 * config/mips/mips.c (mips_frame_info): Remove initialized.
3491 (compute_frame_size): Rename to...
3492 (mips_compute_frame_info): ...this and make static. Remove the
3493 SIZE argument and return no value. Remove the setting of initialized.
3494 Update rest of file accordingly.
3495 (mips_set_return_address): Don't call compute_frame_size.
3496 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3497 Don't call compute_frame_size.
3499 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3501 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3502 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3503 mips_hard_frame_pointer_required.
3504 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3505 large MIPS16 frames.
3506 * config/mips/mips.c (mips_frame_pointer_required): New function.
3508 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3510 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3511 and hard_frame_pointer_offset.
3512 (mips_debugger_offset): Use hard_frame_pointer_offset.
3513 (mips16e_collect_argument_save_p): Likewise.
3514 (compute_frame_size): Initialize arg_pointer_offset and
3515 hard_frame_pointer_offset.
3516 (mips_initial_elimination_offset): Use them.
3517 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3518 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3520 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3522 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3524 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3525 "unsigned int" rather than "int" and put them with the other
3526 register-related fields. Put expanded comments above fields
3527 rather than to their right.
3528 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3529 with a NUM_REGS_PTR argument.
3530 (mips16e_save_restore_pattern_p): Update accordingly.
3531 (compute_frame_size): Clarify frame diagram. Rewrite.
3533 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3535 * config/mips/mips-ftypes.def: New file.
3536 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3537 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3538 (mips_function_type): Redefine using mips-ftypes.def.
3539 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3540 (mips_builtin_vector_type): New function.
3541 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3542 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3543 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3544 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3546 (mips_build_function_type): New function.
3547 (mips_init_builtins): Use it to create types lazily.
3549 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3551 * config/mips/mips.h (set_volatile): Delete.
3552 * config/mips/mips.c (set_volatile): Delete.
3553 (mips_print_operand_punctuation): New function, split out from
3554 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3555 Use the same character ordering in the code and the comments.
3556 Use a recursive call to handle '*'. Abort on unknown characters.
3557 (mips_init_print_operand_punct): New function, split out from
3559 (mips_print_int_branch_condition): New function, split out from
3560 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3561 to report unexpected codes.
3562 (mips_print_float_branch_condition): New function, split out from
3563 print_operand. Use output_operand_lossage to report unexpected codes.
3564 (print_operand): Rework to use a case statement. Use the
3565 same letter ordering in the code and the comments. Use
3566 output_operand_lossage to report unexpected codes and
3567 reverse_condition to handle inverted branch conditions.
3568 (override_options): Use mips_init_print_operand_punct.
3570 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3572 * config/mips/mips.h: Move variable declarations to end of file and
3573 enclose them all in #ifndef USED_FOR_TARGET.
3574 * config/mips/mips.c: Reorder functions into more logical groups,
3575 and so that callees appear before callers. Put the targetm
3576 initializer at the end of the file. Remove forward static
3577 declarations where possible.
3578 (mips_init_builtins): Add "static" to definition.
3579 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3581 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3583 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3584 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3585 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3586 (mips_set_mips16_mode): Initialize min_anchor_offset and
3587 max_anchor_offset directly to constants.
3589 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3591 * config/mips/mips.c: Delete trailing whitespace.
3593 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3595 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3596 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3598 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3599 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3601 2007-10-18 David Daney <ddaney@avtrex.com>
3603 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3604 reg_offset variable to calculate register locations.
3606 2007-10-18 Richard Guenther <rguenther@suse.de>
3608 * tree-ssa.c (uid_ssaname_map_eq): New function.
3609 (uid_ssaname_map_has): Likewise.
3610 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3611 * tree-flow.h (struct gimple_df): Make default_defs a
3613 * tree-dfa.c (gimple_default_def): Deal with it.
3614 (set_default_def): Likewise.
3616 2007-10-18 Richard Guenther <rguenther@suse.de>
3618 * tree-flow.h (struct gimple_df): Make referenced_vars
3620 (uid_decl_map_eq): Declare.
3621 (uid_decl_map_hash): Likewise.
3622 * tree-ssa.c (uid_decl_map_eq): New function.
3623 (uid_decl_map_hash): Likewise.
3624 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3625 * tree-flow-inline.h (first_referenced_var): Deal with
3626 the referenced_vars representation change.
3627 (next_referenced_var): Likewise.
3628 * tree-dfa.c (referenced_var_lookup): Likewise.
3629 (referenced_var_check_and_insert): Likewise.
3630 (remove_referenced_var): Likewise.
3632 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3634 * config/mips/mips.c (mips_dwarf_register_span): New.
3635 (TARGET_DWARF_REGISTER_SPAN): Define.
3637 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3639 * config.gcc : update score-*-elf(extra_objs).
3640 * config/score/mac.md : Remove.
3641 * config/score/misc.md : Remove.
3642 * config/score/score7.md : Remove.
3643 * config/score/score-mdaux.h : Remove.
3644 * config/score/score-mdaux.c : Remove.
3645 * config/score/score-version.h : Remove.
3646 * config/score/score-generic.md : New.
3647 * config/score/score3.h : New.
3648 * config/score/score3.c : New.
3649 * config/score/score7.h : New.
3650 * config/score/score7.c : New.
3651 * config/score/mul-div.S : add flush_cache score3 support.
3652 * config/score/elf.h : Fix some typos.
3653 * config/score/score.md : merge score3 and score7 pattern.
3654 * config/score/score.c : use to seperate which target it used.
3655 * config/score/score.h : use to seperate the target macro.
3656 * config/score/score.opt : remove -mmac option , add -mscore3,
3657 -mscore3d and -march OPTION support.
3659 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3661 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3662 that the offset of a variable is not greater than the size
3665 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3667 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3668 atmega88p, atmega168p and atmega328p devices.
3669 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3670 (CRT_BINUTILS_SPECS): (Ditto.).
3671 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3673 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3675 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3677 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3678 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3679 (print_insn): Move declaration to ...
3680 * rtl.h (print_insn): ... here.
3682 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3684 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3685 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3686 m68k_sched_branch_type): Move declarations to ...
3687 * config/m68/m68k-protos.h: ... here.
3689 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3691 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3693 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3695 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3696 * config/avr/avr.h (LINK_SPEC): Likewise.
3697 (CRT_BINUTILS_SPECS): Likewsie.
3698 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3700 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3702 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3703 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3704 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3706 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3709 * reg-stack.c (move_for_stack_reg): Swap input argument of
3710 UNSPEC_TAN insn to the top of the stack.
3712 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3715 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3716 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3717 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3718 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3719 immediate shift value.
3720 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3721 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3722 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3723 Remove macros for !__OPTIMIZE__ case.
3725 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3727 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3729 (perform_var_substitution): Only DFS from real nodes. Don't test
3731 (unite_pointer_equivalences): Fix broken test.
3733 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3735 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3736 altivec sp_offset. Rearrange sp_offset assignments to
3737 correspond to stack adjustments. Use frame_reg_rtx for
3738 SPE register restores. Correct SPE stack adjustment.
3740 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3742 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3743 * toplev.c (check_global_declaration_1): Use appropriate warning
3744 option instead of unnamed warning.
3745 * stor-layout.c (layout_decl): Likewise.
3746 * c-typeck.c (build_conditional_expr): Likewise.
3747 (build_compound_expr): Fix wrong comment.
3748 (build_binary_op): Use appropriate warning option instead of
3750 * cfgexpand.c (tree_expand_cfg): Likewise.
3751 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3752 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3753 (execute_warn_function_return): Likewise.
3754 * stmt.c (warn_if_unused_value): Likewise.
3756 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3758 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3759 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3761 (CRT_BINUTILS_SPECS): Likewsie.
3762 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3764 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3767 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3769 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3771 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3772 (fini_dce): Only release them for the fast pass.
3773 (end_ud_dce): Delete.
3774 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3775 Call fini_dce instead of end_ud_dce.
3776 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3777 (run_fast_df_dce): Reset df_in_progress to false on exit.
3779 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3780 Maxim Kuvyrkov <maxim@codesourcery.com>
3782 * target.h (unspec_may_trap_p): New target hook.
3783 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3784 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3786 * targhooks.h (default_unspec_may_trap_p): Declare it.
3787 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3788 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3789 * rtl.h (may_trap_p_1): Declare.
3791 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3792 override default hook implementation.
3793 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3796 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3798 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3799 options enabled by Wextra and mention Wuninitialized.
3801 2007-10-15 Nigel Stephens <nigel@mips.com>
3803 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3805 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3807 PR tree-optimization/33136
3808 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3810 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3812 PR tree-optimization/33735
3813 PR tree-optimization/33572
3814 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3815 2007-10-09's change.
3816 * except.c (duplicate_eh_regions): Don't look for prev_try
3817 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3819 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3822 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3823 __builtin_va_arg_pack-containing call stmt.
3825 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3827 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3830 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3832 PR tree-optimization/33619
3833 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3836 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3838 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3840 2007-10-15 Richard Guenther <rguenther@suse.de>
3842 * fold-const.c (extract_array_ref): Remove.
3843 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3844 generic address expression comparison folding. Remove
3845 the folding that used extract_array_ref.
3847 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3850 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3851 speculation type of insn can be changed before trying to do that.
3853 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3855 * dse.c (struct insn_info): Add 'frame_read' field.
3856 (scan_insn): For the call to a const function, set frame_read if
3857 reload has been run.
3858 If the insn reads the frame, kill the frame related stores.
3859 (scan_reads_nospill): Likewise.
3861 2007-10-14 Jason Merrill <jason@redhat.com>
3863 * tree-eh.c (optimize_double_finally): Don't assume that the
3864 cleanup we're duplicating is only one statement.
3866 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3868 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3869 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3870 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3871 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3872 tree-vect-transform.c: Fix comment typos.
3873 * doc/extend.texi: Fix a typo.
3875 * c-common.h: Remove the prototype for c_expand_body.
3876 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3877 * tree.h: Remove the prototype for fold_build_call_expr.
3879 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3881 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3883 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3885 * config/rs6000/aix53.h: New file.
3886 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3887 (TARGET_ALTIVEC_ABI): Same.
3888 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3889 (TARGET_ALTIVEC_ABI): Delete.
3890 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3891 stanza defaulting to aix5.3.
3893 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3895 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3896 (strmov): Use defined constants.
3897 (cmpstrnsi): Likewise.
3898 * config/i386/i386.c (decide_alg): Use defined constants.
3899 (ix86_expand_strlen): Likewise.
3901 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3903 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3904 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3905 (mode_for_reg_attrs, var_lowpart): New functions.
3906 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3907 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3908 or copy is known, set LOC to the SET that performs the set, instead
3910 (find_src_status, find_src_set_src): Remove LOC parameter.
3911 Replace INSN with the source value.
3912 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3913 handling MO_SET and MO_COPY. Update the calls to find_src_status
3914 and find_src_set_src.
3916 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3919 * config/i386/i386.md (strmov): Check for esi and edi usage.
3920 * config/i386/i386.c (decide_alg): Check whether we can use a
3921 rep prefix and adjust algorithm choice accordingly.
3922 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3924 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3926 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3928 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3930 * global.c (build_insn_chain): Formatting fixes.
3932 2007-10-12 Richard Guenther <rguenther@suse.de>
3934 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3935 combining both operands require either both have single uses
3936 or combining to a constant.
3938 2007-10-12 Richard Guenther <rguenther@suse.de>
3941 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3942 a rhs with side-effects or which is a load.
3943 (forward_propagate_into_cond): Also try combining both operands.
3945 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3947 PR tree-optimization/33742
3948 * tree-vect-transform.c (vectorizable_operation): Return false
3949 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3950 (vectorizable_call): Same for rhs_type and lhs_type.
3952 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3954 PR tree-optimization/33645
3955 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3956 pass it to walk_tree.
3957 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3958 When calling set_is_used on a VAR_DECL, if data is not NULL and
3959 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3960 DECL_INITIAL after clearing the bit in bitmap.
3961 (remove_unused_locals): Adjust mark_all_vars_used callers.
3962 Instead of removing unused global vars from unexpanded_var_list
3963 immediately record them in bitmap, call mark_all_vars_used on
3964 all used global vars from unexpanded_var_list and only purge
3965 global vars that weren't found used even during that step.
3967 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3969 * gthr-posix.h (__gthread_active_init): Create detached instead of
3970 joinable thread when testing whether threads are active on hppa-hpux.
3971 * gthr-posix95.h (__gthread_active_init): Likewise.
3973 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3976 * global.c (build_insn_chain): Include insn that occur between
3979 2007-10-11 Tom Tromey <tromey@redhat.com>
3981 * gengtype-yacc.y: Delete.
3983 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3985 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3986 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3987 function_value_32, function_value_64, function_value_ms_64,
3988 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3989 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3992 2007-10-11 Richard Guenther <rguenther@suse.de>
3994 * gcse.c (hash_scan_set): If the next nonnote insn is in
3995 a different basic block insert the set.
3997 2007-10-11 Richard Guenther <rguenther@suse.de>
4000 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4001 (verify_gimple_expr): Use it to verify pointer-to types for
4004 2007-10-11 Richard Guenther <rguenther@suse.de>
4007 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4008 the array element type.
4010 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4012 PR rtl-optimization/33638
4013 * dse.c (struct insn_info): Remove 'stack_read' field,
4014 add 'stack_pointer_based' field.
4015 (record_store): For a store with non-constant base, record
4016 whether it is stack pointer based.
4017 (scan_insn): For the call to a const function, remove stack
4018 pointer based stores from the list of local active stores.
4019 (scan_reads_nospill): Delete code dealing with const functions.
4021 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4023 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4025 (conflict_p, set_conflict, set_conflicts): Likewise.
4026 * global.c (global_alloc): Likewise.
4027 * ra.h: Update prototypes.
4029 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4031 * opth-gen.awk: Fixed generation of comment stating the origin
4034 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4037 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4038 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4039 and '%}', respectively.
4042 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4043 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4044 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4046 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4050 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4051 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4052 syntax for ASSEMBLER_DIALECT.
4053 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4055 2007-10-10 Revital Eres <eres@il.ibm.com>
4057 * modulo-sched.c (check_nodes_order): Dump the final order of
4059 (get_sched_window): Add dump info.
4060 (calculate_order_params): Dump order params of the nodes.
4062 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4065 * ra-conflict.c (record_one_conflict_between_regnos,
4066 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4067 (global_conflicts): Enhanced incorrect check.
4069 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4071 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4072 if flag_exceptions is not set.
4073 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4074 assemble_name rather than incorrectly emulating it.
4076 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4077 friends are removed from G++.
4079 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4081 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4082 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4083 enabling them is redundant. Don't check two times for
4086 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4088 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4090 (set_conflicts_for_earlyclobber): Likewise.
4091 (global_conflicts): Likewise.
4093 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4095 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4096 and '%}', respectively.
4098 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4100 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4101 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4103 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4106 2007-10-09 Richard Guenther <rguenther@suse.de>
4109 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4110 of referenced structure and component.
4112 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4115 * ra-conflict.c (record_one_conflict_between_regnos,
4116 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4117 (global_conflicts): Removed incorrect check.
4119 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4121 PR tree-optimization/33615
4122 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4123 if the statement might throw. Fix formatting.
4125 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4127 PR tree-optimization/33615
4128 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4129 if the rhs might throw.
4131 2007-10-09 Jan Hubicka <jh@suse.cz>
4133 * invoke.texi (align-threshold, align-loop-iterations): Document.
4134 * final.c: Include cfgloop.h, params.h
4135 (compute_alignments): Dump decisions and compare them with loop
4136 structure; honor given parameters.
4137 (pass_compute_alignments): New dump file.
4138 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4139 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4141 2007-10-09 James E. Wilson <wilson@specifix.com>
4143 PR tree-optimization/33655
4145 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4146 convert it to bitsizetype before size_binop call.
4148 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4150 PR tree-optimization/33572
4151 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4152 the absence of a corresponding edge from the exit block.
4154 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4157 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4159 (sra_build_assignment): Likewise. Set up mask depending on
4160 precision, not type.
4161 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4162 computing bit masks.
4163 (sra_build_elt_assignment): Don't view-convert from signed to
4165 (sra_explode_bitfield_assignment): Use bit-field type if
4166 possible. Use BYTES_BIG_ENDIAN.
4168 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4171 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4172 the original stmt can throw.
4173 (sra_build_bf_assignment): Fix type mismatch when applying negated
4176 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4178 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4179 '#pragma mark' to be executed at preprocessing time.
4181 2007-10-08 Ollie Wild <aaw@google.com>
4183 * varasm.c (compare_constant): Removed call to
4184 lang_hooks.expand_constant.
4185 (copy_constants): Removed call to lang_hooks.expand_constant.
4186 (compute_reloc_for_constant): Removed call to
4187 lang_hooks.expand_constant.
4188 (output_addressed_constants): Removed call to
4189 lang_hooks.expand_constant.
4190 (constructor_static_from_elts_p): Removed call to
4191 lang_hooks.expand_constant.
4192 (output_constant): Removed calls to lang_hooks.expand_constant.
4193 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4194 * langhooks-def.h (lhd_return_tree): Removed.
4195 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4196 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4197 * langhooks.c (lhd_return_tree): Removed.
4199 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4201 * combine.c (setup_incoming_promotions): Ensure that
4202 arguments that have not undergone mode promotions do not
4203 incorrectly get marked as being sign- or zero-extended.
4205 2007-10-08 Richard Guenther <rguenther@suse.de>
4210 * fold-const.c (fold_binary): Use correct types in folding
4211 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4212 and building of RROTATE_EXPR.
4214 2007-10-08 Richard Guenther <rguenther@suse.de>
4219 * fold-const.c (fold_binary): Use the correct types when
4220 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4221 (fold_binary): Use the correct types when folding
4222 (-A) - B to (-B) - A.
4223 (fold_unary): Use the correct types when folding ~(X).
4225 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4227 * doc/invoke.texi (Wall): fix formatting issues.
4229 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4231 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4232 truncated shift counts.
4234 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4236 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4237 syntax for ASSEMBLER_DIALECT.
4238 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4240 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4241 Nathan Froyd <froydnj@codesourcery.com>
4243 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4244 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4246 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4249 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4251 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4252 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4253 the function, temporarily point the debug interface to the null one.
4255 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4257 PR tree-optimization/33655
4259 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4261 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4263 PR tree-optimization/33572
4264 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4265 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4266 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4268 (copy_edges_for_bb): Handle nonlocal label edges.
4269 (make_nonlocal_label_edges): Deleted.
4270 (optimize_inline_calls): Don't call it.
4272 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4274 * gthr-single.h: Revert last change.
4276 2007-10-05 Michael Matz <matz@suse.de>
4279 * lower-subreg.c (decompose_multiword_subregs): Use
4280 validate_unshare_change().
4282 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4284 * ra-conflict.c: Include "sparseset.h".
4285 (conflicts): Change to HOST_WIDEST_FAST_INT.
4286 (allocnos_live): Redefine variable as a sparseset.
4287 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4289 (allocno_row_words): Removed global variable.
4290 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4291 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4292 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4293 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4295 (record_one_conflict): Update uses of allocnos_live to use
4296 the sparseset routines. Use set_conflicts_p.
4297 (mark_reg_store): Likewise.
4298 (set_reg_in_live): Likewise.
4299 (global_conflicts): Update uses of allocnos_live.
4300 Use the new adjacency list to visit an allocno's neighbors
4301 rather than iterating over all possible allocnos.
4302 Call set_conflicts_p to setup conflicts rather than adding
4304 * global.c: Comments updated.
4305 (CONFLICTP): Delete define.
4306 (regno_compare): New function. Add prototype.
4307 (global_alloc): Sort the allocno to regno mapping according to
4308 which basic blocks the regnos are referenced in. Modify the
4309 conflict bit matrix to a compressed triangular bitmatrix.
4310 Only allocate the conflict bit matrix and adjacency lists if
4311 we are actually going to allocate something.
4312 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4313 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4314 allocno's neighbors rather than iterating over all possible allocnos.
4315 (mirror_conflicts): Removed function.
4316 (dump_conflicts): Iterate over regnos rather than allocnos so
4317 that all dump output will be sorted by regno number.
4318 Use the FOR_EACH_CONFLICT macro.
4319 * ra.h: Comments updated.
4320 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4321 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4323 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4324 (adjacency_list_d, adjacency_iterator_d): New types.
4325 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4326 adjacency_iter_next, regno_basic_block): New static inline functions.
4327 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4328 (conflict_p): Add function prototype.
4329 * sparseset.h, sparseset.c: New files.
4330 * Makefile.in (OBJS-common): Add sparseset.o.
4331 (sparseset.o): New rule.
4333 2007-10-05 Richard Guenther <rguenther@suse.de>
4336 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4339 2007-10-05 Michael Matz <matz@suse.de>
4342 * function.c (match_asm_constraints_1): Check for input
4343 being used in the outputs.
4345 2007-10-05 Richard Guenther <rguenther@suse.de>
4347 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4349 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4352 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4353 subset checks. Make the cost of FPR -> FPR moves depend on
4354 mips_mode_ok_for_mov_fmt_p.
4356 2007-10-04 Doug Kwan <dougkwan@google.com>
4358 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4359 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4360 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4361 support of conditional variables.
4362 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4363 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4364 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4365 support of conditional variables.
4366 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4367 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4368 conditional variables.
4369 * gthr.h: Update comments to document new interface.
4371 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4373 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4375 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4377 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4379 2007-10-04 Richard Guenther <rguenther@suse.de>
4382 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4383 does not need to be of INTEGER_TYPE.
4384 (verify_gimple_2): New function split out from ...
4385 (verify_gimple_1): ... here. ICE if there was an error during
4388 2007-10-04 Michael Matz <matz@suse.de>
4390 PR rtl-optimization/33653
4391 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4392 * dse.c (scan_insn): Same.
4394 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4396 * config.gcc: Remove USE_GAS for m68k targets.
4398 2007-10-04 Richard Guenther <rguenther@suse.de>
4400 PR tree-optimization/33627
4401 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4402 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4404 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4405 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4407 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4409 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4410 commands_in_epilogues): Remove variables.
4411 (avr_file_start): Remove unneded initializations of commands_in_file,
4412 commands_in_prologues and commands_in_epilogues variables.
4413 (avr_file_end): Remove dead code.
4415 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4417 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4418 MOTOROLA is to true.
4420 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4423 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4424 (mips_split_doubleword_move): ...this.
4425 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4426 use natural endianness for multi-format FPR values.
4427 (mips_split_64bit_move): Rename to...
4428 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4429 Use move_doubleword_fpr* patterns for moves involving FPRs.
4430 (mips_save_reg): Update the call to mips_split_64bit_move.
4431 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4432 nonzero constant into an FPR if the constant can be forced to memory.
4433 * config/mips/mips.md: Update the splitter calls to
4434 mips_split_64bit_move.
4435 (UNSPEC_LOAD_DF_LOW): Rename to...
4436 (UNSPEC_LOAD_LOW): ...this.
4437 (UNSPEC_LOAD_DF_HIGH): Rename to...
4438 (UNSPEC_LOAD_HIGH): ...this.
4439 (UNSPEC_STORE_DF_HIGH): Rename to...
4440 (UNSPEC_STORE_WORD): ...this.
4441 (SPLITF): New mode iterator.
4442 (HALFMODE): New mode attribute.
4443 (movtf): New expander.
4444 (*movtf_internal): New define_insn_and_split.
4445 (move_doubleword_fpr<mode>): New expander.
4446 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4448 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4449 (mfhc1<mode>): ...these more general patterns.
4451 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4453 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4455 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4457 * gcse.c (hash_scan_set): Insert set in insn before note at
4458 the end of basic block.
4460 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4462 PR tree-optimization/33576
4463 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4464 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4465 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4466 (remove_iv): Declared.
4467 * lambda-code.c (remove_iv): Not static.
4468 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4469 Don't remove ivs there, save ivs in the buffer.
4471 2007-10-03 Jason Merrill <jason@redhat.com>
4474 * tree-eh.c (same_handler_p): New fn.
4475 (optimize_double_finally): New fn.
4476 (refactor_eh_r): New fn.
4477 (refactor_eh): New fn.
4478 (pass_refactor_eh): New pass.
4479 * tree-pass.h: Declare it.
4480 * passes.c (init_optimization_passes): Add it.
4482 2007-10-03 Doug Kwan <dougkwan@google.com>
4483 Richard Guenther <rguenther@suse.de>
4486 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4487 be conservative instead.
4489 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4492 * doc/invoke.texi (-fwhole-program): Document that Fortran
4493 doesn't support this option.
4495 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4498 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4500 2007-10-02 David Daney <ddaney@avtrex.com>
4502 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4503 against constant zero.
4504 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4507 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4509 * ra-conflict.c: New file.
4511 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4512 usage to DF_LIVE usage.
4513 (reload): Remove reference to df_get_live_top.
4514 * rtlanal.c (subreg_nregs_with_regno): New function.
4515 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4516 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4517 (df_has_eh_preds): Removed.
4518 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4519 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4521 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4522 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4523 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4524 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4525 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4526 (global_alloc): Turn off rescanning insns after call to
4527 global_conflicts and added call to set_preferences.
4528 (global_conflicts): Moved to ra-alloc.c.
4529 (set_preferences_1, set_preferences): New function.
4530 (mirror_conflicts): Changed types for various variables.
4531 (mark_elimination): Change DF_RA_LIVE
4532 usage to DF_LIVE usage.
4533 (build_insn_chain): Rewritten from scratch and made local.
4534 (print_insn_chain, print_insn_chains): New functions.
4535 (dump_conflicts): Do not print conflicts for fixed_regs.
4536 (rest_of_handle_global_alloc): Turn off insn rescanning.
4537 * hard-reg-set.h: Fixed comment.
4538 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4539 usage to DF_LIVE usage and delete refs to TOP sets.
4540 (block_alloc): Mark regs as live if they are in the artificial
4541 defs at top of block.
4542 (find_stack_regs): New function.
4543 (rest_of_handle_local_alloc): Changed urec problem to live
4544 problem and do not turn off df rescanning.
4545 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4546 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4547 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4548 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4549 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4550 fields in df_ref_flags. The rest have been renumbered.
4551 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4553 * rtl.h (subreg_nregs_with_regno): New function.
4554 * df-problems.c: (df_get_live_out, df_get_live_in,
4555 df_get_live_top): Removed reference to DF_RA_LIVE.
4556 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4557 df_live_alloc, df_live_reset, df_live_local_finalize,
4558 df_live_free): Make top set only if different from in set.
4559 (df_lr_top_dump, df_live_top_dump): Only print top set if
4560 different from in set.
4561 (df_lr_bb_local_compute): Removed unnecessary check.
4562 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4563 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4564 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4565 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4566 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4567 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4568 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4569 df_urec_add_problem): Removed.
4570 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4572 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4573 * basic_block.h (bb_has_abnormal_pred): New function.
4574 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4575 usage to DF_LIVE usage.
4577 2007-10-02 Revital Eres <eres@il.ibm.com>
4579 * config/rs6000/predicates.md (easy_vector_constant): Return false
4580 for 750CL paired vectors.
4581 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4583 (vec_initv2sf): Add new description.
4584 (vconcatsf): Likewise.
4585 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4586 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4588 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4590 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4591 sinking the last stmt in a BB.
4593 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4596 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4597 (sra_hash_tree): Handle BIT_FIELD_REFs.
4598 (sra_elt_hash): Don't hash bitfld blocks.
4599 (sra_elt_eq): Skip them in parent compares as well. Handle
4601 (build_element_name_1): Handle BIT_FIELD_REFs.
4602 (instantiate_element): Propagate nowarn from parents. Create
4603 BIT_FIELD_REF for variables that are widened by scalarization.
4604 Gimple-zero-initialize all bit-field variables that are not
4605 part of parameters that are going to be scalarized on entry.
4606 (instantiate_missing_elements_1): Return the sra_elt.
4607 (canon_type_for_field): New.
4608 (try_instantiate_multiple_fields): New. Infer widest possible
4609 access mode from decl or member type, but clip it at word
4610 size, and only widen it if a field crosses an alignment boundary.
4611 (instantiate_missing_elements): Use them.
4612 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4613 (scalar_bitfield_p): New.
4614 (sra_build_assignment): Optimize assignments from scalarizable
4615 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
4617 (sra_build_bf_assignment): New. Optimize assignments to
4618 scalarizable BIT_FIELD_REFs.
4619 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4620 assignments to full variables.
4621 (generate_copy_inout): Use the new macros and functions.
4622 (generate_element_copy): Likewise. Handle bitfld differences.
4623 (generate_element_zero): Don't recurse for blocks. Use
4624 sra_build_elt_assignment.
4625 (generate_one_element_init): Take elt instead of var. Use
4626 sra_build_elt_assignment.
4627 (generate_element_init_1): Adjust.
4628 (bitfield_overlap_info): New struct.
4629 (bitfield_overlaps_p): New.
4630 (sra_explode_bitfield_assignment): New. Adjust widened
4631 variables to account for endianness.
4632 (sra_sync_for_bitfield_assignment): New.
4633 (scalarize_use): Re-expand assignment to/from scalarized
4634 BIT_FIELD_REFs. Explode or sync needed members for
4635 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4636 (scalarize_copy): Use REPLDUP.
4637 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
4638 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4640 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4642 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4643 Rename CR_* constants to CMP_*. Fix spacing.
4645 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4648 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4649 to be processed with the special script doc/install.texi2html.
4651 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4653 * doc/invoke.texi (Wall): List the options enabled by Wall.
4654 (Wstrict-aliasing): Add missing @option.
4656 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4658 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4659 rather than gen_lowpart to change a register from DImode to DFmode.
4660 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4661 both FROM and TO are integer modes that are no bigger than 4 bytes.
4662 (mips_mode_ok_for_mov_fmt_p): New function.
4663 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4664 (mips_secondary_reload_class): Tweak formatting and comments.
4665 Use reg_class_subset_p instead of direct comparisons with
4666 classes. Only allow direct FPR<->FPR moves for modes that
4667 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4668 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4669 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4670 (*movdi_64bit): Likewise.
4671 (*movsi_internal): Likewise.
4672 (*movhi_internal): Likewise.
4673 (*movqi_internal): Likewise.
4675 2007-09-30 Diego Novillo <dnovillo@google.com>
4678 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4681 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4683 PR tree-optimization/33597
4684 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4685 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4687 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4689 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4690 instead of variants of (!reload_in_progress && !reload_completed).
4691 (x86_expand_vector_move): Ditto.
4693 2007-09-28 Ollie Wild <aaw@google.com>
4696 2007-09-27 Ollie Wild <aaw@google.com>
4698 * varasm.c (compare_constant): Removed call to
4699 lang_hooks.expand_constant.
4700 (copy_constants): Removed call to lang_hooks.expand_constant.
4701 (compute_reloc_for_constant): Removed call to
4702 lang_hooks.expand_constant.
4703 (output_addressed_constants): Removed call to
4704 lang_hooks.expand_constant.
4705 (constructor_static_from_elts_p): Removed call to
4706 lang_hooks.expand_constant.
4707 (output_constant): Removed calls to lang_hooks.expand_constant.
4708 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4709 * langhooks-def.h (lhd_return_tree): Removed.
4710 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4711 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4712 * langhooks.c (lhd_return_tree): Removed.
4714 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4717 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4718 argument to gen_selb.
4720 2007-09-28 Chao-ying Fu <fu@mips.com>
4722 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4723 * doc/libgcc.texi (Fixed-point fractional library routines):
4724 Fix typos for neg and cmp functions.
4726 2007-09-28 Michael Matz <matz@suse.de>
4728 PR rtl-optimization/33552
4729 * function.c (match_asm_constraints_1): Check for overlap in
4730 inputs and replace all occurences.
4732 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4734 * config/mips/mips.c (override_options): Fix comment typo.
4736 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4738 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4739 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4740 * config/bfin/t-bfin-linux (crti.o): Don't build.
4742 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4743 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4745 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4747 2007-09-27 Ollie Wild <aaw@google.com>
4749 * varasm.c (compare_constant): Removed call to
4750 lang_hooks.expand_constant.
4751 (copy_constants): Removed call to lang_hooks.expand_constant.
4752 (compute_reloc_for_constant): Removed call to
4753 lang_hooks.expand_constant.
4754 (output_addressed_constants): Removed call to
4755 lang_hooks.expand_constant.
4756 (constructor_static_from_elts_p): Removed call to
4757 lang_hooks.expand_constant.
4758 (output_constant): Removed calls to lang_hooks.expand_constant.
4759 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4760 * langhooks-def.h (lhd_return_tree): Removed.
4761 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4762 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4763 * langhooks.c (lhd_return_tree): Removed.
4765 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4768 * expr.c (emit_group_load_1): Split constant double when destination
4769 length is half source length.
4771 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4773 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4774 (mips_cpu_info): Add tune_flags.
4775 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4776 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4778 (override_options): Remove deprecation code. Use branch-likely
4779 instructions for optimize_size or if the tuning flags do not
4780 suggest otherwise. Tweak warning.
4781 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4783 2007-09-27 Matthias Klose <doko@ubuntu.com>
4785 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4786 multilib osdirname if it exists.
4787 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4789 2007-09-27 Ian Lance Taylor <iant@google.com>
4791 PR tree-optimization/33565
4792 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4793 assignments of comparisons.
4794 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4795 parameter. Change caller. Defer overflow warnings around call to
4797 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4798 TREE_NO_WARNING is set on the statement.
4799 * tree-ssa-forwprop.c
4800 (tree_ssa_forward_propagate_single_use_vars): Don't test
4801 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4802 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4804 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4806 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4807 reduce offset by units of 0x10000 for SPE vector modes or modes
4808 used with E500 double instructions.
4810 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4812 * simplify-rtx.c (comparison_result): New.
4813 (simplify_const_relational_operation): Use it instead of the five
4814 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4815 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4816 optimizations. Extract nonzero_address_p optimizations into a
4817 separate "if" together with optimizations where op1 is const0_rtx.
4818 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4819 floating-point arguments too when appropriate. Hoist test for ABS
4820 outside the final switch statement.
4821 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4822 folded_arg0 if we found a constant equivalent. Remove
4823 transformations done in simplify-rtx.c for "op0 RELOP op0".
4825 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4827 * builtins.c (expand_builtin, expand_builtin_object_size,
4828 expand_builtin_memory_chk, maybe_emit_chk_warning,
4829 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4831 * expr.c (expand_expr_real_1): Likewise.
4832 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4833 (lhd_print_error_function): Add third argument.
4834 * langhooks.h (struct diagnostic_info): Add forward decl.
4835 (struct lang_hooks): Add third argument to print_error_function.
4836 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4837 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4839 (diagnostic_report_current_function): Likewise.
4840 * toplev.c (announce_function): Pass NULL as second argument to
4841 diagnostic_set_last_function.
4842 * diagnostic.c (diagnostic_report_current_function): Add second
4843 argument, pass it as third argument to lang_hooks.print_error_function.
4844 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4845 to diagnostic_report_current_function.
4846 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4847 and message.abstract_origin.
4848 (verbatim): Initialize abstract_origin.
4849 * pretty-print.h (text_info): Add abstract_origin field.
4850 * pretty-print.c (pp_base_format): Handle %K.
4851 * langhooks.c (lhd_print_error_function): Add third argument. If
4852 diagnostic->abstract_origin, print virtual backtrace.
4853 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4854 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4855 (init_dynamic_diag_info): Likewise.
4857 2007-09-26 David Daney <ddaney@avtrex.com>
4860 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4861 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4862 sync_old_nand<mode>, sync_new_nand<mode>,
4863 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4864 Update length attributes.
4865 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4866 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4868 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4869 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4870 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4873 2007-09-26 Richard Guenther <rguenther@suse.de>
4875 PR tree-optimization/33563
4876 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4877 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4879 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4880 get_use_of_stmt_lhs.
4882 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4885 * c-common.c (complete_array_type): Diagnose too-large arrays and
4886 set type to error_mark_node.
4888 2007-09-26 Richard Guenther <rguenther@suse.de>
4890 PR tree-optimization/30375
4891 PR tree-optimization/33560
4892 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4896 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4898 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4899 (dse_global_data): Add aggregate_vardecl field.
4900 (dse_possible_dead_store_p): New.
4901 Add prev_defvar variable.
4902 Allow immediate uses and previous immediate uses to differ
4903 if they are setting different parts of the whole.
4904 (get_aggregate_vardecl): New.
4905 (dse_record_partial_aggregate_store): New.
4906 (dse_whole_aggregate_clobbered_p): New.
4907 (dse_partial_kill_p): New.
4908 Call dse_maybe_record_aggregate_store().
4909 When checking whether a STMT and its USE_STMT refer to the
4910 same memory address, check also for partial kills that clobber
4912 Move some variable definitions to the block where they are used.
4913 (aggregate_vardecl_hash): New.
4914 (aggregate_vardecl_eq): New.
4915 (aggregate_vardecl_free): New.
4916 (aggregate_whole_store_p): New.
4917 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4918 Mark which aggregate stores we care about.
4920 2007-09-25 DJ Delorie <dj@redhat.com>
4923 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
4925 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4928 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4929 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4930 for vector int32 -> int64 conversions. Don't write beyond the end
4931 of the allocated vector for int32 -> int64 conversions.
4933 2007-09-25 Revital Eres <eres@il.ibm.com>
4935 * config/rs6000/paired.h (paired_sel): New.
4936 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4937 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4938 when expanding selv2sf.
4939 * config/rs6000/rs6000.h (rs6000_builtins): Add
4940 PAIRED_BUILTIN_SELV2SF4.
4942 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4945 * c-typeck.c (default_conversion): Call require_complete_type
4946 before perform_integral_promotions.
4947 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4948 (build_c_cast): Call require_complete_type except for casts to
4950 (convert_for_assignment): Call require_complete_type.
4952 2007-09-25 Revital Eres <eres@il.ibm.com>
4954 * config/spu/spu.md: Fix doloop pattern.
4956 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4958 * config/bfin/bfin.c (expand_prologue_reg_save,
4959 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4960 and ASTAT moved here...
4961 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4962 ... from here. New argument ALL; callers changed.
4963 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4964 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4965 have the "saveall" attribute.
4967 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4969 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4971 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4972 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4973 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4975 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4976 with REG_P tests before REGNO access.
4978 2007-09-24 DJ Delorie <dj@redhat.com>
4981 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4983 (movqicc_<code>_<mode>): Likewise.
4984 (movhicc_<code>_<mode>): Likewise.
4986 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4989 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4990 register for reload.
4992 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4995 * config/i386/i386.c (ix86_comp_type_attributes): Check
4998 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5000 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5001 "move.l %a4,%a4" to produce nops.
5002 * config/m68k/m68k.c (override_options): Reset align options,
5003 if neccessary align macro isn't avaible.
5005 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5007 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5009 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5011 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5013 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5014 reload is completed.
5015 (peephole pattern): Convert most of them to RTL peephole pattern.
5017 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5019 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5020 (moved from fp compare patterns).
5021 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5022 Cleanup predicates to relieve reload.
5023 (conditional_trap): Reject conditional trap with fp condition.
5024 * config/m68k/predicates.md (fp_src_operand): New, reject
5025 certain constants early.
5027 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5029 * final.c (final_scan_insn): Remove accidentally duplicated code.
5031 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5033 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5034 Allow --with-tune=cell and --with-cpu=cell.
5036 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5038 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5039 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5041 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5043 (TARGET_BUILTIN_RECIPROCAL): Use it.
5044 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5045 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5046 (rs6000_emit_swrsqrtsf): New.
5047 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5049 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5050 (divsf3): Remove swdiv support.
5053 (rsqrt_internal1): New.
5054 (divdf3): Remove swdiv support.
5057 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5060 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5062 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5063 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5064 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5065 lang_hooks.type.type_hash_eq in addition to generic tests.
5067 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5068 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5070 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5071 reflect the cost per call to a target specific builtin.
5072 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5073 call to a target specific builtin, then use target_builtin_call_cost.
5074 (init_inline_once): Initialize target_builtin_call_cost field.
5076 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5079 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5082 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5084 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5085 * configure: Regenerated.
5087 2007-09-23 Ollie Wild <aaw@google.com>
5089 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5091 (get_pointer_modulus_and_residue): New function.
5093 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5095 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5096 combine an SC return value into a single register.
5098 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5100 * opth-gen.awk (target_flags_explicit): Declare.
5101 * toplev.h (target_flags_explicit): Delete declaration.
5102 * toplev.c (target_flags): Likewise.
5103 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5104 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5105 Never return true for TARGET_MIPS16.
5106 * config/mips/mips.c (mips_llsc): Delete.
5107 (mips_handle_option): Remove -mllsc handling.
5108 (mips_strip_unspec_address): Tweak comment.
5109 * config/mips/mips.opt (mllsc): Use a target mask.
5111 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5113 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5114 word_mode as well as Pmode.
5116 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5118 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5119 parameters from word_mode to the subword type if such a truncation
5122 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5124 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5125 * configure: Regenerated.
5127 2007-09-23 Jan Hubicka <jh@suse.cz>
5129 * params.def (INLINE_CALL_COST): Set to 12.
5130 * invoke.texi (inline-call-cost): Update default value.
5132 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5134 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5136 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5137 Revital Eres <eres@il.ibm.com>
5139 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5140 checks whether the count_reg is found outside the control part.
5142 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5144 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5145 instead of checking CALL_EXPR_FN directly to test for builtins.
5146 If error or warning attributes are present, print
5147 error resp. warning.
5148 * c-common.c (handle_error_attribute): New function.
5149 (c_common_attribute_table): Add error and warning
5151 * doc/extend.texi: Document error and warning attributes.
5153 * tree.h (block_nonartificial_location): New prototype.
5154 * tree.c (block_nonartificial_location): New function.
5155 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5156 if artificial attribute is present on abstract inline decl.
5157 * c-common.c (handle_artificial_attribute): New function.
5158 (c_common_attribute_table): Add artificial attribute.
5159 * final.c (override_filename, override_linenum): New variables.
5160 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5161 and override_linenum if inside of a block inlined from
5162 __attribute__((__artificial__)) function.
5163 (notice_source_line): Honor override_filename and override_linenum.
5164 * doc/extend.texi: Document __attribute__((__artificial__)).
5165 * config/i386/emmintrin.h: Add __artificial__ attribute to
5166 all __always_inline__ functions.
5167 * config/i386/mmintrin.h: Likewise.
5168 * config/i386/tmmintrin.h: Likewise.
5169 * config/i386/mm3dnow.h: Likewise.
5170 * config/i386/pmmintrin.h: Likewise.
5171 * config/i386/ammintrin.h: Likewise.
5172 * config/i386/xmmintrin.h: Likewise.
5173 * config/i386/smmintrin.h: Likewise.
5174 * config/i386/bmmintrin.h: Likewise.
5175 * config/i386/mmintrin-common.h: Likewise.
5178 * expr.c (expand_constructor): New function.
5179 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5180 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5183 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5185 * config/mips/mips.c (dump_constants_1): Generalize to include
5186 fractional and accumulator modes.
5188 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5190 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5191 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5193 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5194 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5196 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5198 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5200 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5201 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5203 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5204 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5205 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5207 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5209 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5210 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5211 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5213 2007-09-22 Jason Merrill <jason@redhat.com>
5216 * attribs.c (lookup_attribute_spec): Split out...
5217 (decl_attributes): From here.
5218 * tree.h: Declare it.
5220 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5222 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5224 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5226 * tree-inline.c (remap_type_1): Correctly chain variants.
5228 2007-09-22 Richard Guenther <rguenther@suse.de>
5230 PR tree-optimization/33146
5231 * fold-const.c (fold_binary): Use the original tree for negating.
5232 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5233 also changes "sign".
5235 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5238 * except.c (finish_eh_generation): Call commit_edge_insertions if
5239 there are insns queued on the entry edge.
5240 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5243 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5245 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5247 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5249 * config/i386/i386.c: Delete trailing whitespace.
5250 * config/i386/i386.h: Ditto.
5251 * config/i386/bmmintrin.h: Ditto.
5252 * config/i386/sync.md: Ditto.
5253 * config/i386/ppro.md: Ditto.
5254 * config/i386/mmx.md: Ditto.
5255 * config/i386/constraints.md: Ditto.
5256 * config/i386/sse.md: Ditto.
5257 * config/i386/athlon.md: Ditto.
5258 * config/i386/i386.md: Ditto.
5260 2007-09-21 Richard Guenther <rguenther@suse.de>
5262 PR tree-optimization/33508
5263 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5264 quadratic loop by keeping a bitmap of variables we have
5265 to clobber all subvariables for.
5266 (set_initial_properties): Likewise.
5268 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5270 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5272 2007-09-20 Nigel Stephens <nigel@mips.com>
5273 Chao-ying Fu <fu@mips.com>
5275 * c-decl.c (finish_declspecs): When _Sat is used without
5276 _Fract or _Accum, set the default type to cts_fract.
5277 This avoids a warning of "type defaults to int".
5279 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5281 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5282 bit-fields wider than one bit.
5284 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5287 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5289 * dbxout.c (dbxout_type): Likewise.
5293 * gimplify.c (gimplify_vla_decl): New function.
5294 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5296 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5298 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5300 * doc/invoke.texi (-minterlink-mips16): Document.
5301 * config/mips/mips.opt (minterlink-mips16): New option.
5302 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5305 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5307 * doc/extend.texi (Attribute Syntax): Remove old speculative
5310 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5312 * combine.c: Include cgraph.h.
5313 (setup_incoming_promotions): Rework to allow more aggressive
5314 elimination of sign extensions when all call sites of the
5315 current function are known to lie within the current unit.
5317 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5319 * dse.c (find_shift_sequence): No-op rework of control flow.
5321 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5323 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5324 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5326 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5328 * cfgexpand.c (dump_stack_var_partition): Use the correct
5329 index for the offset.
5331 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5333 * config/mips/sde.h: Switch to GPLv3.
5335 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5337 * tree-sra.c (decide_block_copy): Decide if there are groups.
5339 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5341 * config/m68k/m68k.c (output_move_himode): Remove jump table
5343 config/m68k/m68k.md (lea): Likewise.
5344 * config/m68k/m68k.c (print_operand_address): Use simple pc
5345 relative addressing.
5347 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5349 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5350 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5352 (asm_insn_count): Pass template as second argument to it.
5353 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5354 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5355 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5356 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5357 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5358 (sh_insn_length_adjustment): Pass template as second argument to it.
5359 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5361 * config/bfin/bfin.md (define_asm_attributes): New.
5363 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5365 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5367 * config/bfin/print-sysroot-suffix.sh: New.
5368 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5369 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5370 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5371 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5372 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5373 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5374 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5375 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5376 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5377 (linux-sysroot-suffix.h): New target.
5378 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5379 (mspecld-anomaly): Likewise.
5380 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5381 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5382 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5383 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5384 (bfin_si_revision): Declare.
5385 (bfin_workarounds): Declare.
5386 (WA_SPECULATIVE_LOADS): Define.
5387 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5388 (WA_SPECULATIVE_SYNCS): Define.
5389 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5390 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5391 (LIB_SPEC): Add %s to the linker scripts.
5392 Use proper linker script for bf522, bf525, bf527,
5393 bf538, bf539, bf542, bf544, bf548, and bf549.
5394 * config/bfin/bfin.c (bfin_si_revision): Define.
5395 (bfin_workarounds): Define.
5396 (struct bfin_cpu): New.
5398 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5399 (override_options): Set bfin_workarounds.
5400 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5401 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5402 ENABLE_WA_SPECULATIVE_LOADS.
5403 (bfin_reorg): Likewise.
5404 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5405 macros for bf522, bf525, bf527, bf538, bf539,
5406 bf542, bf544, bf548, and bf549.
5407 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5408 Don't define __ID_SHARED_LIB__ when -msep-data.
5409 (TARGET_DEFAULT): Define as 0.
5410 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5411 * doc/invoke.texi (Blackfin Options): Document silicon
5412 revision part of -mcpu option and it now accepts bf522, bf525,
5413 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5415 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5417 * alias.c (memory_modified_1): Deconstify.
5418 (memory_modified_in_insn_p): Don't use const_note_stores.
5419 * rtl.h (const_note_stores): Delete.
5420 * rtlanal.c (const_note_stores): Likewise.
5422 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5424 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5427 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5431 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5432 (addsi_small_int): Likewise.
5433 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5434 (one_cmplsi2): Likewise.
5436 (enter_func): Expand insn using hard_frame_pointer_rtx and
5439 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5440 hard_frame_pointer_rtx instead of using REGNO() check.
5441 Properly sign extend GEN_INT() argument.
5443 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5445 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5447 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5448 alternatives with just jcc.
5449 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5450 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5451 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5452 dbge_hi, dbge_si): Likewise.
5454 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5456 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5457 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5458 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5459 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5460 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5462 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5464 * config/m68k/m68k-devices.def (51qe): New device.
5465 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5466 to all uses of FL_FOR_isa_c for compatibility.
5467 (all_microarchs): Add cfv1 microarchitecture.
5468 (m68k_handle_option): Handle m51qe option.
5469 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5470 (TUNE_CFV1): New macro.
5471 (enum uarch_type): Add ucfv1.
5472 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5474 2007-09-18 Richard Guenther <rguenther@suse.de>
5476 PR tree-optimization/31863
5477 * tree-ssa-structalias.c (create_variable_info_for): Always
5478 free the fieldstack.
5480 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5482 * opts.c (decode_options): Enable vectorization under -O3.
5484 2007-09-18 Richard Guenther <rguenther@suse.de>
5486 PR tree-optimization/33340
5487 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5488 SSA_NAMEs that occur in abnormal PHI nodes.
5490 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5492 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5493 Don't use const_get_call_expr_in.
5494 * tree-gimple.c (const_get_call_expr_in): Delete.
5495 * tree-gimple.h (const_get_call_expr_in): Likewise.
5497 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5499 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5500 not yet have a basic block.
5501 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5503 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5505 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5506 to both ".section"s.
5508 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5510 * config/mips/mips.c (mips_output_mi_thunk): Use
5511 mips_function_ok_for_sibcall and const_call_insn_operand
5512 to determine if a direct sibcall is allowed. Use
5513 mips_classify_symbol to determine a global pointer is needed.
5515 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5517 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5519 2007-09-17 Chao-ying Fu <fu@mips.com>
5520 Nigel Stephens <nigel@mips.com>
5522 * config/fixed-bit.h: New file.
5523 * config/fixed-bit.c: New file.
5524 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5526 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5528 * c-format.h (format_kind_info): Add alloc_char field.
5529 * c-format.c (scanf_flag_specs): Add 'm'.
5530 (scanf_flag_pairs): Add 'a', 'm' pair.
5531 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5532 (format_types_orig): Add alloc_char fields.
5533 (check_format_info_main): Rename aflag to alloc_flag.
5534 Handle fki->alloc_char. modifier after width and before length
5535 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5536 length modifiers as well.
5537 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5540 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5541 returned by build_call_expr.
5543 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5545 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5546 NULL for variable-sized records too.
5547 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5549 2007-09-17 Tom Tromey <tromey@redhat.com>
5551 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5552 (c_builtin_function): Likewise.
5553 (grokdeclarator): Likewise.
5555 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5557 PR rtl-optimization/26449
5558 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5559 (seq_insns_valid_p): Removed.
5561 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5563 * tree-nomudflap.c (gate_mudflap): New static function.
5564 (pass_mudflap_1): Use it as gate function.
5565 (pass_mudflap_2): Likewise.
5567 2007-09-17 Jan Hubicka <jh@suse.cz>
5571 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5573 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5575 PR tree-optimization/33319
5576 * tree-vect-analyze.c (vect_same_range_drs): New.
5577 (vect_vfa_range_equal): New.
5578 (vect_is_duplicate_ddr): Removed.
5579 (vect_mark_for_runtime_alias_test): Do not perform marking when
5580 optimizing for size or max_param for alias checking is zero.
5581 Move the function before vect_analyze_data_ref_dependence.
5582 (vect_analyze_data_ref_dependence): Add call to
5583 vect_mark_for_runtime_alias_test in two cases when dependence
5585 (vect_analyze_data_ref_dependences): Do not call to
5586 vect_mark_for_runtime_alias_test.
5587 (vect_prune_runtime_alias_test_list): New.
5588 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5589 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5590 Update vec_outside_cost.
5591 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5592 (vect_create_cond_for_alias_checks): Build the base address of data
5593 reference from DR_GROUP_FIRST_DR.
5594 (vect_loop_versioning): New.
5595 (vect_transform_loop): Add a call to vect_loop_versioning.
5596 Remove factored out code.
5598 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5601 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5604 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5606 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5607 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5608 Fix the call to insn_rtx_cost. Skip access sizes that require a
5609 real truncation of the store register. Use convert_move instead
5610 of gen_lowpart when narrowing the result.
5611 (replace_read): Use convert_move instead of gen_lowpart when
5612 narrowing the store rhs.
5614 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5616 * config/mips/mips.md (SHORT): Fix long line.
5617 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5618 to QImode and HImode.
5620 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5622 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5624 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5626 * tree-parloops.c: New file.
5627 * tree-ssa-operands.h (free_stmt_operands): Declare.
5628 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5630 * tree-pass.h (pass_parallelize_loops): Declare.
5631 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5633 (build_omp_regions_1): Allow analysing just a single OMP region and
5635 ( build_omp_regions_root, omp_expand_local): New functions.
5636 (build_omp_regions): Add argument to build_omp_regions_1 call.
5637 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5638 autoparallelization is run.
5639 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5640 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5641 pass_parallelize_loops): New.
5642 * common.opt (ftree-parallelize-loops): New.
5643 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5644 parallelize_loops): Declare.
5645 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5646 * Makefile.in (tree-parloops.o): Added.
5647 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5649 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5650 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5651 one extra edge as well.
5652 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5653 Use VEC_free to free doms vector.
5654 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5655 operands. Recompute operand caches in the new function.
5656 (move_sese_region_to_fn): Update loop info.
5657 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5658 * tree-ssa-operands.c (free_stmt_operands): New function.
5660 * doc/passes.texi: Document autoparallelization.
5661 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5663 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5666 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5669 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5671 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5672 the VEC is not NULL.
5673 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5674 get_vectype_for_scalar_type succeeded.
5675 (vectorizable_conversion): Likewise.
5677 2007-09-14 Jan Hubicka <jh@suse.cz>
5679 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5682 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5685 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5686 register when operands[2] equals operands[1].
5687 (remainderxf3): Ditto.
5689 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5690 Nigel Stephens <nigel@mips.com>
5692 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5693 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5694 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
5695 (_Unwind_ForcedUnwind): Likewise.
5696 (_Unwind_Resume): Likewise.
5697 (_Unwind_Resume_or_Rethrow): Likewise.
5698 (_Unwind_Backtrace): Likewise.
5699 (_Unwind_SjLj_RaiseException): Likewise.
5700 (_Unwind_SjLj_ForcedUnwind): Likewise.
5701 (_Unwind_SjLj_Resume): Likewise.
5702 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5703 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5705 (_Unwind_ForcedUnwind): Likewise.
5706 (_Unwind_Resume): Likewise.
5707 (_Unwind_Resume_or_Rethrow): Likewise.
5708 (_Unwind_Backtrace): Likewise.
5709 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5710 (_Unwind_ForcedUnwind): Likewise.
5711 (_Unwind_RaiseException): Likewise.
5712 (_Unwind_Resume): Likewise.
5713 (_Unwind_Resume_or_Rethrow): Likewise.
5715 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5716 nomips16 mode when IN_LIBGCC2 with hard float.
5718 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5720 * config/mips/sdemtk.opt: Update to GPLv3.
5721 * config/mips/sdemtk.h: Likewise.
5723 2007-09-14 Nigel Stephens <nigel@mips.com>
5725 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5726 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5727 for mipsisa32-*-linux*.
5729 2007-09-14 Nigel Stephens <nigel@mips.com>
5730 David Ung <davidu@mips.com>
5731 Thiemo Seufer <ths@mips.com>
5732 Richard Sandiford <richard@codesourcery.com>
5734 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5735 * configure.ac: Add a mipssde threading type.
5736 * configure: Regenerate.
5737 * config/mips/sdemtk.h: New file.
5738 * config/mips/t-sdemtk: Likewise.
5739 * config/mips/sdemtk.opt: Likewise.
5740 * gthr-mipssde.h: Likewise.
5741 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5742 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5743 (MIPS_ICACHE_SYNC): New macro, split from ...
5744 * config/mips/mips.md (clear_cache): ...here.
5745 * config/mips/mips.c (mips_save_reg_p): Check
5746 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5747 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5748 (build_mips16_call_stub): Likewise.
5750 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5752 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5754 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5757 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5758 current_frame_info.n_local_regs. Don't return emitted local regs.
5759 (ia64_compute_frame_size): Improve unwind hack to put
5760 RP, PFS, FP in that order by allowing some of the registers
5761 been already emitted, as long as they are emitted to the
5764 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5766 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5767 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5768 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5770 2007-09-13 Eric Christopher <echristo@apple.com>
5771 Kenneth Zadeck <zadeck@naturalbridge.com>
5773 * dse.c (find_shift_sequence): New function.
5774 (replace_read): Add case to remove read if it requires shift.
5775 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5777 2007-09-13 Tom Tromey <tromey@redhat.com>
5779 * c-common.c (fname_as_string): Update.
5780 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5781 (c_lex_one_token): Update. Add 'parser' argument.
5782 (c_parser_simple_asm_expr): Update.
5783 (c_parser_attributes): Update.
5784 (c_parser_asm_statement): Update.
5785 (c_parser_asm_operands): Update.
5786 (c_parser_peek_token): Update.
5787 (c_parser_peek_2nd_token): Update.
5788 * c-lex.c (c_lex_string_translate): Remove.
5789 (c_lex_return_raw_strings): Likewise.
5790 (c_lex_with_flags): Added 'lex_flags' argument.
5791 (lex_string): Added 'translate' argument.
5792 * c-pragma.h (c_lex_with_flags): Update.
5793 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5794 (C_LEX_STRING_NO_TRANSLATE): New define.
5795 (C_LEX_RAW_STRINGS): Likewise.
5797 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5800 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5801 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5802 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5803 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5804 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5805 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5806 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5807 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5808 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5809 (bdesc_1arg): Add __builtin_bfin_ones.
5810 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5811 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5812 and __builtin_bfin_csqu_fr16.
5813 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5814 (ones): New define_insn.
5815 (ssaddhi3_parts): New define_insn.
5816 (sssubhi3_parts): New define_insn.
5817 (flag_mulhi_parts): New define_insn.
5819 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5821 * common.opt (femit-class-debug-always): Turn off by default.
5823 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5825 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5826 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5828 2007-09-13 James E. Wilson <wilson@specifix.com>
5830 PR tree-optimization/33389
5831 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5832 then set build_loads before returning.
5834 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5835 David Ung <davidu@mips.com>
5837 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5838 {d}addiu and a negative immediate such that it works with MIPS16
5841 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5844 * configure.ac (ld_vers): Support Linux linker.
5845 * configure: Regenerated.
5847 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5848 Sandra Loosemore <sandra@codesourcery.com>
5850 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5851 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5852 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5853 nomips16 into decl attributes.
5854 (TARGET_INSERT_ATTRIBUTES): Override.
5855 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5856 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5857 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5858 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5859 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5860 (mips_use_mips16_mode_p): Reimplement as a function that takes
5861 a decl and considers only decl attributes. If the decl is nested
5862 function, use its parent attributes.
5863 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5864 instead of SYMBOL_REF_MIPS16_FUNC_P.
5865 (mips_set_mips16_mode): Move call to sorry here from old
5866 mips_use_mips16_mode_p.
5867 (mflip_mips16_entry): New structure.
5868 (mflip_mips16_htab): New variable.
5869 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5870 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5871 (mips_merge_decl_attributes): New function.
5872 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5873 Use mips_use_mips16_mode_p.
5874 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5875 SYMBOL_REF_MIPS16_FUNC_P.
5876 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5878 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5880 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5882 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5885 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5887 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5888 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5889 Tony Linthicum <tony.linthicum@amd.com>
5891 * tree.h (function_args_iterator): New type to iterate over
5893 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5894 function arguments providing a pointer to the argument.
5895 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5896 function arguments providing the argument.
5897 (function_args_iter_init): Inline function to initialize
5898 function_args_iterator.
5899 (function_args_iter_cond_ptr): Inline function to return the next
5900 pointer to hold the argument.
5901 (function_args_iter_cond): Inline function to return the next
5903 (function_args_iter_cond_next): Advance the function args iterator.
5904 (stdarg_p): New function, return true if variable argument function.
5905 (prototype_p): New function, return true if function is prototyped.
5906 (function_args_count): New function, count the number of arguments
5909 * tree.c (stdarg_p): New function, return true if variable
5911 (prototype_p): New function, return true if function is prototyped.
5913 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5914 (TARGET_ROUND): New macro for the round/ptest instructions which
5915 are shared between SSE4.1 and SSE5.
5916 (OPTION_MASK_ISA_ROUND): Ditto.
5917 (OPTION_ISA_ROUND): Ditto.
5918 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5919 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5921 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5922 (-mfused-madd): New switch to give users control over whether the
5923 compiler optimizes to use the multiply/add SSE5 instructions.
5925 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5926 m_ATHLON_K8_AMDFAM10, and change all uses.
5927 (enum pta_flags): Add PTA_SSE5.
5928 (ix86_handle_option): Turn off 3dnow if -msse5.
5929 (override_options): Add SSE5 support.
5930 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5932 (ix86_expand_sse_movcc): Add SSE5 support.
5933 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5934 vector type to the next largest size.
5935 (ix86_expand_sse5_pack): New function to use pperm to pack a
5936 vector type to the next smallest size.
5937 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5938 (IX86_BUILTIN_FMADDSD): Ditto.
5939 (IX86_BUILTIN_FMADDPS): Ditto.
5940 (IX86_BUILTIN_FMADDPD): Ditto.
5941 (IX86_BUILTIN_FMSUBSS): Ditto.
5942 (IX86_BUILTIN_FMSUBSD): Ditto.
5943 (IX86_BUILTIN_FMSUBPS): Ditto.
5944 (IX86_BUILTIN_FMSUBPD): Ditto.
5945 (IX86_BUILTIN_FNMADDSS): Ditto.
5946 (IX86_BUILTIN_FNMADDSD): Ditto.
5947 (IX86_BUILTIN_FNMADDPS): Ditto.
5948 (IX86_BUILTIN_FNMADDPD): Ditto.
5949 (IX86_BUILTIN_FNMSUBSS): Ditto.
5950 (IX86_BUILTIN_FNMSUBSD): Ditto.
5951 (IX86_BUILTIN_FNMSUBPS): Ditto.
5952 (IX86_BUILTIN_FNMSUBPD): Ditto.
5953 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5954 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5955 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5956 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5957 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5958 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5959 (IX86_BUILTIN_PPERM): Ditto.
5960 (IX86_BUILTIN_PERMPS): Ditto.
5961 (IX86_BUILTIN_PERMPD): Ditto.
5962 (IX86_BUILTIN_PMACSSWW): Ditto.
5963 (IX86_BUILTIN_PMACSWW): Ditto.
5964 (IX86_BUILTIN_PMACSSWD): Ditto.
5965 (IX86_BUILTIN_PMACSWD): Ditto.
5966 (IX86_BUILTIN_PMACSSDD): Ditto.
5967 (IX86_BUILTIN_PMACSDD): Ditto.
5968 (IX86_BUILTIN_PMACSSDQL): Ditto.
5969 (IX86_BUILTIN_PMACSSDQH): Ditto.
5970 (IX86_BUILTIN_PMACSDQL): Ditto.
5971 (IX86_BUILTIN_PMACSDQH): Ditto.
5972 (IX86_BUILTIN_PMADCSSWD): Ditto.
5973 (IX86_BUILTIN_PMADCSWD): Ditto.
5974 (IX86_BUILTIN_PHADDBW): Ditto.
5975 (IX86_BUILTIN_PHADDBD): Ditto.
5976 (IX86_BUILTIN_PHADDBQ): Ditto.
5977 (IX86_BUILTIN_PHADDWD): Ditto.
5978 (IX86_BUILTIN_PHADDWQ): Ditto.
5979 (IX86_BUILTIN_PHADDDQ): Ditto.
5980 (IX86_BUILTIN_PHADDUBW): Ditto.
5981 (IX86_BUILTIN_PHADDUBD): Ditto.
5982 (IX86_BUILTIN_PHADDUBQ): Ditto.
5983 (IX86_BUILTIN_PHADDUWD): Ditto.
5984 (IX86_BUILTIN_PHADDUWQ): Ditto.
5985 (IX86_BUILTIN_PHADDUDQ): Ditto.
5986 (IX86_BUILTIN_PHSUBBW): Ditto.
5987 (IX86_BUILTIN_PHSUBWD): Ditto.
5988 (IX86_BUILTIN_PHSUBDQ): Ditto.
5989 (IX86_BUILTIN_PROTB): Ditto.
5990 (IX86_BUILTIN_PROTW): Ditto.
5991 (IX86_BUILTIN_PROTD): Ditto.
5992 (IX86_BUILTIN_PROTQ): Ditto.
5993 (IX86_BUILTIN_PROTB_IMM): Ditto.
5994 (IX86_BUILTIN_PROTW_IMM): Ditto.
5995 (IX86_BUILTIN_PROTD_IMM): Ditto.
5996 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5997 (IX86_BUILTIN_PSHLB): Ditto.
5998 (IX86_BUILTIN_PSHLW): Ditto.
5999 (IX86_BUILTIN_PSHLD): Ditto.
6000 (IX86_BUILTIN_PSHLQ): Ditto.
6001 (IX86_BUILTIN_PSHAB): Ditto.
6002 (IX86_BUILTIN_PSHAW): Ditto.
6003 (IX86_BUILTIN_PSHAD): Ditto.
6004 (IX86_BUILTIN_PSHAQ): Ditto.
6005 (IX86_BUILTIN_FRCZSS): Ditto.
6006 (IX86_BUILTIN_FRCZSD): Ditto.
6007 (IX86_BUILTIN_FRCZPS): Ditto.
6008 (IX86_BUILTIN_FRCZPD): Ditto.
6009 (IX86_BUILTIN_CVTPH2PS): Ditto.
6010 (IX86_BUILTIN_CVTPS2PH): Ditto.
6011 (IX86_BUILTIN_COMEQSS): Ditto.
6012 (IX86_BUILTIN_COMNESS): Ditto.
6013 (IX86_BUILTIN_COMLTSS): Ditto.
6014 (IX86_BUILTIN_COMLESS): Ditto.
6015 (IX86_BUILTIN_COMGTSS): Ditto.
6016 (IX86_BUILTIN_COMGESS): Ditto.
6017 (IX86_BUILTIN_COMUEQSS): Ditto.
6018 (IX86_BUILTIN_COMUNESS): Ditto.
6019 (IX86_BUILTIN_COMULTSS): Ditto.
6020 (IX86_BUILTIN_COMULESS): Ditto.
6021 (IX86_BUILTIN_COMUGTSS): Ditto.
6022 (IX86_BUILTIN_COMUGESS): Ditto.
6023 (IX86_BUILTIN_COMORDSS): Ditto.
6024 (IX86_BUILTIN_COMUNORDSS): Ditto.
6025 (IX86_BUILTIN_COMFALSESS): Ditto.
6026 (IX86_BUILTIN_COMTRUESS): Ditto.
6027 (IX86_BUILTIN_COMEQSD): Ditto.
6028 (IX86_BUILTIN_COMNESD): Ditto.
6029 (IX86_BUILTIN_COMLTSD): Ditto.
6030 (IX86_BUILTIN_COMLESD): Ditto.
6031 (IX86_BUILTIN_COMGTSD): Ditto.
6032 (IX86_BUILTIN_COMGESD): Ditto.
6033 (IX86_BUILTIN_COMUEQSD): Ditto.
6034 (IX86_BUILTIN_COMUNESD): Ditto.
6035 (IX86_BUILTIN_COMULTSD): Ditto.
6036 (IX86_BUILTIN_COMULESD): Ditto.
6037 (IX86_BUILTIN_COMUGTSD): Ditto.
6038 (IX86_BUILTIN_COMUGESD): Ditto.
6039 (IX86_BUILTIN_COMORDSD): Ditto.
6040 (IX86_BUILTIN_COMUNORDSD): Ditto.
6041 (IX86_BUILTIN_COMFALSESD): Ditto.
6042 (IX86_BUILTIN_COMTRUESD): Ditto.
6043 (IX86_BUILTIN_COMEQPS): Ditto.
6044 (IX86_BUILTIN_COMNEPS): Ditto.
6045 (IX86_BUILTIN_COMLTPS): Ditto.
6046 (IX86_BUILTIN_COMLEPS): Ditto.
6047 (IX86_BUILTIN_COMGTPS): Ditto.
6048 (IX86_BUILTIN_COMGEPS): Ditto.
6049 (IX86_BUILTIN_COMUEQPS): Ditto.
6050 (IX86_BUILTIN_COMUNEPS): Ditto.
6051 (IX86_BUILTIN_COMULTPS): Ditto.
6052 (IX86_BUILTIN_COMULEPS): Ditto.
6053 (IX86_BUILTIN_COMUGTPS): Ditto.
6054 (IX86_BUILTIN_COMUGEPS): Ditto.
6055 (IX86_BUILTIN_COMORDPS): Ditto.
6056 (IX86_BUILTIN_COMUNORDPS): Ditto.
6057 (IX86_BUILTIN_COMFALSEPS): Ditto.
6058 (IX86_BUILTIN_COMTRUEPS): Ditto.
6059 (IX86_BUILTIN_COMEQPD): Ditto.
6060 (IX86_BUILTIN_COMNEPD): Ditto.
6061 (IX86_BUILTIN_COMLTPD): Ditto.
6062 (IX86_BUILTIN_COMLEPD): Ditto.
6063 (IX86_BUILTIN_COMGTPD): Ditto.
6064 (IX86_BUILTIN_COMGEPD): Ditto.
6065 (IX86_BUILTIN_COMUEQPD): Ditto.
6066 (IX86_BUILTIN_COMUNEPD): Ditto.
6067 (IX86_BUILTIN_COMULTPD): Ditto.
6068 (IX86_BUILTIN_COMULEPD): Ditto.
6069 (IX86_BUILTIN_COMUGTPD): Ditto.
6070 (IX86_BUILTIN_COMUGEPD): Ditto.
6071 (IX86_BUILTIN_COMORDPD): Ditto.
6072 (IX86_BUILTIN_COMUNORDPD): Ditto.
6073 (IX86_BUILTIN_COMFALSEPD): Ditto.
6074 (IX86_BUILTIN_COMTRUEPD): Ditto.
6075 (IX86_BUILTIN_PCOMEQUB): Ditto.
6076 (IX86_BUILTIN_PCOMNEUB): Ditto.
6077 (IX86_BUILTIN_PCOMLTUB): Ditto.
6078 (IX86_BUILTIN_PCOMLEUB): Ditto.
6079 (IX86_BUILTIN_PCOMGTUB): Ditto.
6080 (IX86_BUILTIN_PCOMGEUB): Ditto.
6081 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6082 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6083 (IX86_BUILTIN_PCOMEQUW): Ditto.
6084 (IX86_BUILTIN_PCOMNEUW): Ditto.
6085 (IX86_BUILTIN_PCOMLTUW): Ditto.
6086 (IX86_BUILTIN_PCOMLEUW): Ditto.
6087 (IX86_BUILTIN_PCOMGTUW): Ditto.
6088 (IX86_BUILTIN_PCOMGEUW): Ditto.
6089 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6090 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6091 (IX86_BUILTIN_PCOMEQUD): Ditto.
6092 (IX86_BUILTIN_PCOMNEUD): Ditto.
6093 (IX86_BUILTIN_PCOMLTUD): Ditto.
6094 (IX86_BUILTIN_PCOMLEUD): Ditto.
6095 (IX86_BUILTIN_PCOMGTUD): Ditto.
6096 (IX86_BUILTIN_PCOMGEUD): Ditto.
6097 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6098 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6099 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6100 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6101 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6102 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6103 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6104 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6105 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6106 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6107 (IX86_BUILTIN_PCOMEQB): Ditto.
6108 (IX86_BUILTIN_PCOMNEB): Ditto.
6109 (IX86_BUILTIN_PCOMLTB): Ditto.
6110 (IX86_BUILTIN_PCOMLEB): Ditto.
6111 (IX86_BUILTIN_PCOMGTB): Ditto.
6112 (IX86_BUILTIN_PCOMGEB): Ditto.
6113 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6114 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6115 (IX86_BUILTIN_PCOMEQW): Ditto.
6116 (IX86_BUILTIN_PCOMNEW): Ditto.
6117 (IX86_BUILTIN_PCOMLTW): Ditto.
6118 (IX86_BUILTIN_PCOMLEW): Ditto.
6119 (IX86_BUILTIN_PCOMGTW): Ditto.
6120 (IX86_BUILTIN_PCOMGEW): Ditto.
6121 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6122 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6123 (IX86_BUILTIN_PCOMEQD): Ditto.
6124 (IX86_BUILTIN_PCOMNED): Ditto.
6125 (IX86_BUILTIN_PCOMLTD): Ditto.
6126 (IX86_BUILTIN_PCOMLED): Ditto.
6127 (IX86_BUILTIN_PCOMGTD): Ditto.
6128 (IX86_BUILTIN_PCOMGED): Ditto.
6129 (IX86_BUILTIN_PCOMFALSED): Ditto.
6130 (IX86_BUILTIN_PCOMTRUED): Ditto.
6131 (IX86_BUILTIN_PCOMEQQ): Ditto.
6132 (IX86_BUILTIN_PCOMNEQ): Ditto.
6133 (IX86_BUILTIN_PCOMLTQ): Ditto.
6134 (IX86_BUILTIN_PCOMLEQ): Ditto.
6135 (IX86_BUILTIN_PCOMGTQ): Ditto.
6136 (IX86_BUILTIN_PCOMGEQ): Ditto.
6137 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6138 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6139 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6140 OPTION_MASK_ISA_ROUND for instructions that are shared between
6142 (bdesc_2arg): Ditto.
6143 (bdesc_sse_3arg): Ditto.
6144 (enum multi_arg_type): New enum for describing the various SSE5
6145 intrinsic argument types.
6146 (bdesc_multi_arg): New table for SSE5 intrinsics.
6147 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6148 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6150 (ix86_expand_builtin): Add SSE5 intrinsic support.
6151 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6152 operand instructions.
6153 (ix86_expand_sse5_multiple_memory): New function to split the
6154 second memory reference from SSE5 instructions.
6155 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6156 (ix86_return_pops_args): Use stdarg_p to determine if the function
6157 has variable arguments.
6158 (ix86_setup_incoming_varargs): Ditto.
6159 (x86_this_parameter): Ditto.
6161 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6163 (ix86_expand_sse5_pack): Ditto.
6164 (ix86_sse5_valid_op_p): Ditto.
6165 (ix86_expand_sse5_multiple_memory): Ditto.
6167 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6168 constant for SSE5 support.
6169 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6170 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6171 (UNSPEC_SSE5_PERMUTE): Ditto.
6172 (UNSPEC_SSE5_ASHIFT): Ditto.
6173 (UNSPEC_SSE5_LSHIFT): Ditto.
6174 (UNSPEC_FRCZ): Ditto.
6175 (UNSPEC_CVTPH2PS): Ditto.
6176 (UNSPEC_CVTPS2PH): Ditto.
6177 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6179 (COM_FALSE_S): Ditto.
6180 (COM_FALSE_P): Ditto.
6181 (COM_TRUE_S): Ditto.
6182 (COM_TRUE_P): Ditto.
6183 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6184 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6186 (memory attribute): Ditto.
6187 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6188 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6189 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6190 (floor<mode>2): Ditto.
6191 (ceil<mode>2): Ditto.
6192 (btrunc<mode>2): Ditto.
6193 (nearbyintdf2): Ditto.
6194 (nearbyintsf2): Ditto.
6195 (sse_setccsf): Disable if SSE5.
6196 (sse_setccdf): Ditto.
6197 (sse5_setcc<mode>): New support for SSE5 conditional move.
6198 (sse5_pcmov_<mode>): Ditto.
6200 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6202 (SSEMODEF2P): Ditto.
6203 (ssemodesuffixf4): New mode attribute for SSE5.
6204 (ssemodesuffixf2s): Ditto.
6205 (ssemodesuffixf2c): Ditto.
6206 (sserotatemax): Ditto.
6207 (ssescalarmode): Ditto.
6208 (sse_maskcmpv4sf3): Disable if SSE5.
6209 (sse_maskcmpv2df3): Ditto.
6210 (sse_vmmaskcmpv4sf3): Ditto.
6211 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6213 (sse5_vmfmadd<mode>4): Ditto.
6214 (sse5_fmsub<mode>4): Ditto.
6215 (sse5_vmfmsub<mode>4): Ditto.
6216 (sse5_fnmadd<mode>4): Ditto.
6217 (sse5_vmfnmadd<mode>4): Ditto.
6218 (sse5_fnmsub<mode>4): Ditto.
6219 (sse5_vmfnmsub<mode>4): Ditto.
6220 (sse5i_fmadd<mode>4): Ditto.
6221 (sse5i_fmsub<mode>4): Ditto.
6222 (sse5i_fnmadd<mode>4): Ditto.
6223 (sse5i_fnmsub<mode>4): Ditto.
6224 (sse5i_vmfmadd<mode>4): Ditto.
6225 (sse5i_vmfmsub<mode>4): Ditto.
6226 (sse5i_vmfnmadd<mode>4): Ditto.
6227 (sse5i_vmfnmsub<mode>4): Ditto.
6228 (mulv16qi3): Add SSE5 support.
6230 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6231 (sse2_mulv4si3): Disable if SSE5.
6232 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6233 (sse4_1_roundps): Ditto.
6234 (sse4_1_roundsd): Ditto.
6235 (sse4_1_roundss): Ditto.
6236 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6238 (sse_maskcmpsf3): Ditto.
6239 (sse_vmmaskcmpv4sf3): Ditto.
6240 (sse2_maskcmpv2df3): Ditto.
6241 (sse2_maskcmpdf3): Ditto.
6242 (sse2_vmmaskcmpv2df3): Ditto.
6243 (sse2_eq<mode>3): Ditto.
6244 (sse2_gt<mode>3): Ditto.
6245 (sse5_pcmov_<mode>): Add SSE5 support.
6246 (vec_unpacku_hi_v16qi): Ditto.
6247 (vec_unpacks_hi_v16qi): Ditto.
6248 (vec_unpacku_lo_v16qi): Ditto.
6249 (vec_unpacks_lo_v16qi): Ditto.
6250 (vec_unpacku_hi_v8hi): Ditto.
6251 (vec_unpacks_hi_v8hi): Ditto.
6252 (vec_unpacku_lo_v8hi): Ditto.
6253 (vec_unpacks_lo_v8hi): Ditto.
6254 (vec_unpacku_hi_v4si): Ditto.
6255 (vec_unpacks_hi_v4si): Ditto.
6256 (vec_unpacku_lo_v4si): Ditto.
6257 (vec_unpacks_lo_v4si): Ditto.
6258 (sse5_pmacsww): New SSE5 intrinsic insn.
6259 (sse5_pmacssww): Ditto.
6260 (sse5_pmacsdd): Ditto.
6261 (sse5_pmacssdd): Ditto.
6262 (sse5_pmacssdql): Ditto.
6263 (sse5_pmacssdqh): Ditto.
6264 (sse5_pmacsdqh): Ditto.
6265 (sse5_pmacsswd): Ditto.
6266 (sse5_pmacswd): Ditto.
6267 (sse5_pmadcsswd): Ditto.
6268 (sse5_pmadcswd): Ditto.
6269 (sse5_pcmov_<move>): Conditional move support on SSE5.
6270 (sse5_phaddbw): New SSE5 intrinsic insn.
6271 (sse5_phaddbd): Ditto.
6272 (sse5_phaddbq): Ditto.
6273 (sse5_phaddwd): Ditto.
6274 (sse5_phaddwq): Ditto.
6275 (sse5_phadddq): Ditto.
6276 (sse5_phaddubw): Ditto.
6277 (sse5_phaddubd): Ditto.
6278 (sse5_phaddubq): Ditto.
6279 (sse5_phadduwd): Ditto.
6280 (sse5_phadduwq): Ditto.
6281 (sse5_phaddudq): Ditto.
6282 (sse5_phsubbw): Ditto.
6283 (sse5_phsubwd): Ditto.
6284 (sse5_phsubdq): Ditto.
6285 (sse5_pperm): Ditto.
6286 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6287 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6288 (sse5_pperm_sign_v8hi_v4si): Ditto.
6289 (sse5_pperm_zero_v8hi_v4si): Ditto.
6290 (sse5_pperm_sign_v4si_v2di): Ditto.
6291 (sse5_pperm_sign_v4si_v2di): Ditto.
6292 (sse5_pperm_pack_v2di_v4si): Ditto.
6293 (sse5_pperm_pack_v4si_v8hi): Ditto.
6294 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6295 (sse5_perm<mode>): New SSE5 intrinsic insn.
6296 (rotl<mode>3): Ditto.
6297 (sse5_rotl<mode>3): Ditto.
6298 (sse5_ashl<mode>3): Ditto.
6299 (sse5_lshl<mode>3): Ditto.
6300 (sse5_frcz<mode>2): Ditto.
6301 (sse5s_frcz<mode>2): Ditto.
6302 (sse5_cvtph2ps): Ditto.
6303 (sse5_cvtps2ph): Ditto.
6304 (sse5_vmmaskcmp<mode>3): Ditto.
6305 (sse5_com_tf<mode>3): Ditto.
6306 (sse5_maskcmp<mode>3): Ditto.
6307 (sse5_maskcmp_uns<mode>3): Ditto.
6308 (sse5_maskcmp_uns2<mode>3): Ditto.
6309 (sse5_pcom_tf<mode>3): Ditto.
6311 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6313 (sse5_comparison_float_operator): New predicate to match the
6314 comparison operators supported by the SSE5 com instruction.
6315 (ix86_comparison_int_operator): New predicate to match just the
6316 signed int comparisons.
6317 (ix86_comparison_uns_operator): New predicate to match just the
6318 unsigned int comparisons.
6320 * doc/invoke.texi (-msse5): Add documentation.
6321 (-mfused-madd): Ditto.
6323 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6325 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6327 (x86_64-*-*): Ditto.
6329 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6331 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6332 intrinisics for SSE5.
6334 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6337 * config/i386/mmintrin-common.h: New file, to contain common
6338 instructions between SSE4.1 and SSE5.
6340 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6341 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6342 (gen_regparm_prefix): Ditto.
6344 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6345 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6346 prototype_p to determine if a function is prototyped.
6348 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6350 * config/dfp-bit.c (dfp_conversion_exception): New function.
6351 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6352 (DFP_TO_INT): Ditto.
6353 (INT_TO_DFP): Ditto.
6354 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6356 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6359 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6360 before sp restoration even when total_size is 0, but
6361 frame_pointer_needed.
6363 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6365 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6366 (xtensa_copy_incoming_a7): Use start_sequence instead of
6367 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6368 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6369 of the saveregs sequence.
6371 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6373 * c-tree.h (grokfield): Add a "tree *" argument.
6374 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6375 Chain nested decl attributes to it. Don't call decl_attributes here.
6376 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6377 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6378 (grokfield): Take a pointer to the decl's attributes and pass
6379 it to grokdeclarator.
6380 * c-parser.c (c_parser_struct_declaration): Update the calls to
6381 grokfield. Call decl_attributes for anonymous struct and union
6384 2007-09-12 Jan Hubicka <jh@suse.cz>
6386 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6388 2007-09-12 Ira Rosen <irar@il.ibm.com>
6390 PR tree-optimization/32377
6391 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6392 between positive and negative dependence distance using DDR_REVERSED_P.
6394 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6396 PR tree-optimization/33373
6397 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6398 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6400 2007-09-12 Jan Hubicka <jh@suse.cz>
6403 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6404 Disable for !SSE_MATH
6406 2007-09-12 Christian Bruel <christian.bruel@st.com>
6408 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6409 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6411 2007-09-12 Ira Rosen <irar@il.ibm.com>
6413 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6414 for oprnd1 if not required.
6415 (vectorizable_operation): Use scalar operand in SLP in case of
6416 shift with scalar argument.
6418 2007-09-12 Ira Rosen <irar@il.ibm.com>
6420 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6423 2007-09-11 James E. Wilson <wilson@specifix.com>
6425 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6426 TARGET_UNWIND_INFO is defined.
6427 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6430 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6432 * config/sh/sh.c (calc_live_regs): Use
6433 current_function_saves_all_registers instead of
6434 current_function_has_nonlocal_label.
6435 (sh_allocate_initial_value): Likewise.
6436 (sh_get_pr_initial_val): Likewise.
6437 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6438 * config/sh/sh.md (load_ra): Likewise.
6440 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6442 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6445 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6446 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6448 2007-09-12 Sa Liu <saliu@de.ibm.com>
6450 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6451 operands to DFmode GE or LE compares.
6453 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6455 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6456 REG_CLASS_NAMES): Add P0REGS.
6457 (REGNO_REG_CLASS): Return it where appropriate.
6458 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6459 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6460 * doc/md.texi (Blackfin family): Document 'q' constraints.
6462 2007-09-11 Steve Kenton <skenton@ou.edu>
6464 * pa/linux-unwind.h: Guard with inhibit_libc.
6465 * pa/hpux-unwind.h: Likewise.
6467 2007-09-11 David Daney <ddaney@avtrex.com>
6469 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6470 * doc/install.texi: Document new --with-llsc and --without-llsc
6472 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6473 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6474 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6476 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6477 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6478 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6479 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6480 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6481 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6482 * config/mips/mips.opt (mllsc): New option.
6483 * config/mips/mips.c (mips_llsc): Define variable.
6484 (mips_handle_option): Handle mllsc option.
6485 (override_options): Set mips_print_operand_punct for '|' and '-'.
6486 (print_operand): Add new %| and %- operand codes.
6487 * config/mips/mips.h (mips_llsc_setting): New enum type.
6488 (mips_llsc): Declare.
6489 (OPTION_DEFAULT_SPECS): Add llsc handling.
6490 (GENERATE_SYNC): New macro.
6491 (GENERATE_LL_SC): New macro.
6492 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6493 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6494 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6495 in %| and %- operand codes.
6497 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6499 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6500 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6502 2007-09-11 Jason Merrill <jason@redhat.com>
6505 * stor-layout.c (layout_decl): Do pack variable size fields.
6507 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6509 * config/m68k/predicates.md (movsi_const0_operand,
6510 non_symbolic_call_operand): New predicates.
6512 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6514 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6515 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6516 CW, CZ, CS, Ap and Ac.
6518 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6519 (constraints.md): New include.
6520 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6521 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6522 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6524 (pushdi): Add split.
6525 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6526 attributes. Split tstsi_internal_68020_cf from it.
6527 (tstsi_internal_68020_cf): New pattern.
6528 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6529 (tst<mode>_cf): Specify attributea.
6530 (cmpsi_cf): Name pattern. Specify attributes.
6531 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6532 (pushexthisi_const): Fix to use alternatives. Specify
6534 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6535 from it. Fix to use alternatives. Specify attributes.
6536 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6537 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6539 (movsf_cf_soft): Specify attributes.
6540 (movdf_cf_soft): Add split.
6541 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6542 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6543 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6544 (truncdfsf2_68881): Name pattern. Specify attributes.
6545 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6546 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6547 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6549 (addsi3_5200): Fix to use alternatives. Specify attributes.
6551 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6552 (subsi3): Add alternative for subq.l. Specify attributes.
6553 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6554 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6556 (umulhisi3): Specify attributes.
6557 (mulhisisi3_z): Name pattern. Specify attributes.
6558 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6559 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6560 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6561 bsetmemqi): Specify attributes.
6562 (bsetmemqi_ext): Name pattern. Specify attributes.
6563 (bclrmemqi): Specify attributes.
6564 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6565 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6567 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6568 pattern. Specify attributes.
6569 (jump): Specify attributes.
6570 (tablejump_internal): Name pattern. Specify attributes.
6571 (call_value): Split into non_symbolic_call_value,
6572 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6573 alternatives. Specify attributes.
6574 (non_symbolic_call_value, symbolic_call_value_jsr,
6575 symbolic_call_value_bsr): New patterns.
6576 (nop, return, unlink, indirect_jump): Specify attributes.
6577 (trap): Fix condition. Specify attributes.
6580 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6581 (override_options): Initialize it. Initialize m68k_sched_cpu.
6582 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6583 (const_method): Make global, rename to m68k_const_method.
6584 (const_int_cost, output_move_const_into_data_reg): Update.
6585 (output_move_double): Parametrize to emit rtl code, rename to
6587 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6588 emit_movsi): New static functions.
6589 (output_move_double): New function with semantics of old
6591 (m68k_emit_move_double): New function.
6592 (m68k_sched_cpu): New variable.
6593 (attr_op_type): New enum.
6594 (sched_guess_p): New variable.
6595 (sched_address_type, sched_operand_type, sched_attr_op_type):
6596 New static functions.
6597 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6598 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6599 (sched_branch_type): New static variable.
6600 (m68k_sched_branch_type): New function.
6601 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6602 (m68k_symbolic_call_var): Declare.
6603 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6604 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6605 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6606 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6609 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6611 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6612 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6613 error if __builtin_va_arg_pack_len () wasn't optimized out during
6615 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6616 with the number of inline's anonymous arguments.
6617 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6619 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6621 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
6623 2007-09-11 Jan Hubicka <jh@suse.cz>
6625 * config/i386/i386.h (ix86_tune_indices): Add
6626 X86_TUNE_INTER_UNIT_CONVERSIONS.
6627 (TARGET_INTER_UNIT_CONVERSIONS): New.
6628 * config/i386/i386.md (floatsi expanders): Remove redundant check
6629 for SImode source; offload to memory when asked for.
6630 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6631 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6633 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6634 floatsidf2_mixed_memory, floatsidf2_sse_memory
6635 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6636 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6638 2007-09-11 Jan Hubicka <jh@suse.cz>
6640 * toplev.c (process_options): all frontends now do unit-at-a-time.
6641 * cgraphunit.c: update comments.
6642 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6643 * c-decl.c (finish_function): use cgraph_add_new_function.
6644 * function.c (expand_function_end): We are always unit-at-a-time.
6646 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6648 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6649 settings for MIPS16.
6650 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6652 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6654 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6655 SYMBOL_FORCE_TO_MEM constants.
6656 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6657 (mips16_rewrite_pool_refs_info): New structure.
6658 (mips16_rewrite_pool_constant): New function, split out from...
6659 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6660 mips16_rewrite_pool_refs_info structure rather than a pointer
6661 to a constant pool. Force force_to_mem_operands into memory.
6662 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6663 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6664 * config/mips/constraints.md (kf): New constraint.
6665 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6666 (*movsi_mips16): Likewise.
6668 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6669 Nigel Stephens <nigel@mips.com>
6670 David Ung <davidu@mips.com>
6672 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6673 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6674 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6675 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6676 (mips_zero_extend_cost): New functions.
6677 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6678 Use the new functions. Tweak many cost estimates, both here
6679 and in the new subroutines. Return false when the cost of the
6680 operands has not been calculated. Check for *clear_upper32.
6681 Check for floating-point multiply-add, reciprocal and rsqrt
6682 patterns. Handle comparison and rotation codes.
6684 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6686 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6688 * config/i386/i386.c (get_dllimport_decl): Don't strip
6691 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6694 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6695 declarations to top.
6696 (DFP_TO_BFP): Use for either XFmode or TFmode.
6697 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6699 * config/dfp-bit.h: Include float.h.
6700 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6701 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6702 which doesn't mean the same thing.
6703 (BFP_KIND): Use 4 to mean TFmode.
6704 (BFP_FMT): Specify the number of decimal digits based on the
6705 number of mantissa digits.
6706 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6707 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6708 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6709 (TFtype): Define if TFmode is supported.
6710 * doc/libgcc.texi (Decimal float library routines): Document
6711 TF conversion functions.
6713 2007-09-10 Chao-ying Fu <fu@mips.com>
6715 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6716 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6717 (mips_emit_compare): Process fixed-point modes.
6718 (mips_pad_arg_upward): Support fixed-point types.
6719 (override_options): Allow fixed-point modes in accumulators.
6720 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6721 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6722 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6723 (mips_scalar_mode_supported_p): New function to accept fixed-point
6724 modes if the width is not greater than two BITS_PER_WORD.
6725 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6726 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6727 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6728 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6729 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6731 ("IMODE"): New mode attribute.
6732 (mips-fixed.md): Include.
6733 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6735 * config/mips/mips-fixed.md: New file.
6737 2007-09-11 Ben Elliston <bje@au.ibm.com>
6739 * config/spu/spu.md: Formatting fixes.
6741 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6743 * config/dfp-bit.c (dfp_unary_func): Delete.
6744 (dfp_unary_op): Delete.
6745 (dfp_binary_op): Use decFloat functions instead of decNumber
6746 functions for binary operations.
6747 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6748 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6750 (dfp_compare_op): Use decFloat functions insteadof decNumber
6751 functions for comparisons.
6752 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6753 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6755 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6756 call to dxx_binary_op and decFloat function.
6757 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6758 calls to dxx_binary_op and decFloat function.
6759 * config/dfp-bit.h: Include decFloat header files.
6760 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6761 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6762 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6763 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6765 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6766 Jan Sjodin <jan.sjodin@amd.com>
6768 * tree-vect-analyze.c (vect_analyze_operations): Change
6769 comparison of loop iterations with threshold to less than
6770 or equal to instead of less than. Reduce
6771 min_scalar_loop_bound by one.
6772 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6773 Change prologue and epilogue iterations estimate to vf/2,
6774 when unknown at compile-time. Change versioning guard
6775 cost to taken_branch_cost. If peeling for alignment is
6776 unknown at compile-time, change peel guard costs to one
6777 taken branch and one not-taken branch per peeled loop.
6778 If peeling for alignment is known but number of scalar loop
6779 iterations is unknown at compile-time, change peel guard
6780 costs to one taken branch per peeled loop. Change the cost
6781 model equation to consider vector iterations as the loop
6782 iterations less the prologue and epilogue iterations.
6783 Change outside vector cost check to less than or equal to
6784 zero instead of equal to zero.
6785 (vect_do_peeling_for_loop_bound): Reduce
6786 min_scalar_loop_bound by one.
6787 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6788 TARG_COND_NOT_TAKEN_BRANCH_COST.
6789 * config/i386/i386.h (processor_costs): Add
6790 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6791 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6792 vec_align_load_cost, vect_unalign_load_cost,
6793 vec_store_cost, cond_taken_branch_cost,
6794 cond_not_taken_branch_cost.
6795 Define macros for x86 costs.
6796 * config/i386/i386.c:
6797 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6798 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6799 scalar_to_vec_cost, vec_align_load_cost,
6800 vect_unalign_load_cost, vec_store_cost,
6801 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6802 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6803 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6804 core2_cost, generic64_cost, generic32_cost): Set to default
6806 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6807 (x86_builtin_vectorization_cost): New.
6809 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6810 Ben Elliston <bje@au.ibm.com>
6812 * dfp.c: Include decimal128Local.h;
6813 (dfp_byte_swap): Remove.
6814 (encode_decimal32, decode_decimal32): Don't handle endianness.
6815 (encode_decimal64, decode_decimal64): Ditto.
6816 (encode_decimal128, decode_decimal128): Ditto.
6817 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6819 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6821 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6822 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6824 2007-09-10 David Daney <ddaney@avtrex.com>
6826 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6828 (memory_barrier): Rewrote as an insn that clobbers memory.
6830 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6832 * config/mips/mips.c (mips_global_pointer): Check
6833 call_really_used_regs instead of call_used_regs.
6834 (mips_save_reg_p): Likewise. Save all call-saved registers
6835 if current_function_saves_all_registers. Fix indentation.
6836 No longer treat $18 as a special case.
6837 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6839 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6841 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6842 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6843 the introductory comment.
6844 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6845 (override_options): Don't test for it.
6846 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6847 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6848 * config/mips/vr.h: As for config/mips/sde.h.
6850 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6851 Revital Eres <eres@il.ibm.com>
6853 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6854 (struct ddg): Define.
6855 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6856 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6857 * config/spu/spu.c: Include ddg.h.
6858 (TARGET_SCHED_SMS_RES_MII): Define.
6859 (spu_sms_res_mii): New function to calculate mii.
6860 * modulo-sched (res_MII): Use it.
6861 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6863 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6865 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6866 pool entries since they might hold values that must not be shared.
6868 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6871 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6872 Use 'N' operand constraint for op2.
6873 (lshr<mode>3): Ditto.
6874 (ashl<mode>3): Ditto.
6875 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6876 (vec_shr_<mode>): Ditto.
6877 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6878 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6880 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6882 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6883 Change mode macro in the last real_2expN parameter to uppercase.
6885 2007-09-10 Michael Matz <matz@suse.de>
6887 * tree-pass.h (pass_cselim): Declare new pass.
6888 * passes.c (init_optimization_passes): Link in pass_cselim.
6889 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6890 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6891 cond_store_replacement.
6892 (condstoretemp): New static variable.
6893 (cond_store_replacement): New function.
6894 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6895 tree_ssa_phiopt_worker.
6896 (struct name_to_bb): New.
6897 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6898 nt_init_block, nt_fini_block): New static functions.
6899 (seen_ssa_names, nontrap_set): New static variables.
6900 (gate_cselim, pass_cselim): Define new pass.
6901 * common.opt (ftree-cselim): New flag.
6902 * toplev.c (process_options): Set flag_tree_cselim if required.
6904 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6906 * simplify-rtx.c (simplify_relational_operation_1): For recent
6907 canonicalization, don't recurse if op1 equals both PLUS arguments.
6909 2007-09-09 David Daney <ddaney@avtrex.com>
6911 * optabs.c (expand_sync_operation): Use plus insn if minus
6913 (expand_sync_fetch_operation): Ditto.
6915 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6917 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6919 (*floatsisf2_sse_vector): Likewise.
6921 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6923 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6925 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6927 * config/i386/i386.h (ix86_tune_indices): Rename
6928 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6929 (TARGET_USE_VECTOR_CONVERTS): Updated.
6930 * config/i386/i386.c: Likewise.
6932 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6933 Nigel Stephens <nigel@mips.com>
6935 * doc/invoke.texi (Overall Options): Add .sx file extension
6936 as a synonym for .S.
6937 * cppspec.c (known_suffixes): Likewise.
6938 * gcc.c (default_compilers): Likewise.
6940 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6943 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6944 * simplify-rtx.c (simplify_relational_operation_1): Add the
6945 canonicalization from i386.h.
6946 * doc/md.texi (Canonicalization of Instructions): Document it.
6948 2007-09-09 Jan Hubicka <jh@suse.cz>
6949 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6951 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6952 (TARGET_USE_VECTOR_CONVERTS): New.
6953 * config/i386/i386.md: New post-reload splitters for converting
6954 SF to DF and DF to SF.
6955 (floatsi* expander): Special case vector conversions.
6956 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6957 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6958 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6959 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6960 Disable when doing vector converts.
6961 (floatsi<mode>2_i387): Disable when
6962 * config/i386/sse.md (vec_dupv2df): Export.
6963 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
6965 2007-09-09 Richard Guenther <rguenther@suse.de>
6967 * tree-ssa-operands.c (add_virtual_operand): Only mark
6968 stores as has_volatile_ops if alias information is not available.
6970 2007-09-09 Revital Eres <eres@il.ibm.com>
6972 * doc/contrib.texi: Add myself.
6974 2007-09-09 Ira Rosen <irar@il.ibm.com>
6976 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6977 stmt_vinfo_set_outside_of_loop_cost): New functions.
6978 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6979 (vect_model_simple_cost): Call
6980 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6981 field instead of calling vect_get_cost_fields.
6982 (vect_model_store_cost, vect_model_load_cost): Likewise.
6984 2007-09-09 Revital Eres <eres@il.ibm.com>
6986 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6987 declaration to bdesc_paired_preds variable.
6988 (paired_expand_builtin): Likewise.
6990 2007-09-09 Revital Eres <eres@il.ibm.com>
6992 * dbgcnt.def (sms_sched_loop): New counter.
6993 * modulo-sched.c: Use sms_sched_loop instead of
6994 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6995 perform swing modulo scheduling on. Include dbgcnt.h.
6996 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6997 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6999 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7001 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7002 Substitute all uses with ...
7003 (MODEF): New mode iterator.
7005 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7006 from pre-regalloc define_insn_and_split splitter pattern.
7007 (*fix_trunc<mode>_i387_1): Ditto.
7008 (*fistdi2_1): Ditto.
7009 (*fist<mode>2_1): Ditto.
7010 (frndintxf2_floor): Ditto.
7011 (*fist<mode>2_floor_1): Ditto.
7012 (frndintxf2_ceil): Ditto.
7013 (*fist<mode>2_ceil_1): Ditto.
7014 (frndintxf2_trunc): Ditto.
7015 (frndintxf2_mask_pm): Ditto.
7017 (prologue): Use (const_int 0) as never generated filler insn.
7019 (sibcall_epilogue): Ditto.
7020 (eh_return_si): Ditto.
7021 (eh_return_di): Ditto.
7023 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7024 using MODEF mode iterator.
7025 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7026 using MODEF mode iterator.
7027 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7028 using MODEF mode iterator.
7029 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7030 Macroize expander using MODEF mode iterator.
7032 (zero_extendsidi2): Remove operand constraints from expander.
7033 (smuldi3_highpart): Ditto.
7034 (indirect_jump): Ditto.
7037 * config/i386/sse.md (storentv4sf): Ditto.
7038 (storentv2df): Ditto.
7039 (storentv2di): Ditto.
7041 (sse2_cvtpd2ps): Ditto.
7042 (vec_interleave_highv16qi): Ditto.
7043 (vec_interleave_lowv16qi): Ditto.
7044 (vec_interleave_highv8hi): Ditto.
7045 (vec_interleave_lowv8hi): Ditto.
7046 (vec_interleave_highv4si): Ditto.
7047 (vec_interleave_lowv4si): Ditto.
7048 (vec_interleave_highv2di): Ditto.
7049 (vec_interleave_lowv2di): Ditto.
7050 (sse2_maskmovdqu): Ditto.
7051 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7053 2007-09-09 Ira Rosen <irar@il.ibm.com>
7055 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7056 (struct _slp_tree, struct _slp_instance): Define new data structures
7057 along macros for their access.
7058 (struct _loop_vec_info): Define new fields: strided_stores,
7059 slp_instances, and slp_unrolling_factor along macros for their access.
7060 (enum slp_vect_type): New.
7061 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7063 (STMT_VINFO_STRIDED_ACCESS): New macro.
7064 (vect_free_slp_tree): Declare.
7065 (vectorizable_load): Add an argument of type slp_tree.
7066 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7067 vectorizable_assignment): Likewise.
7068 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7069 Declare (make extern).
7070 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7071 (new_loop_vec_info): Likewise.
7072 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7073 * tree-vect-analyze.c: Include recog.h.
7074 (vect_update_slp_costs_according_to_vf): New.
7075 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7076 functions. For not pure SLP stmts with strided access check that the
7077 group size is power of 2. Update the vectorization factor according to
7078 SLP. Call vect_update_slp_costs_according_to_vf.
7079 (vect_analyze_group_access): New.
7080 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7081 (vect_free_slp_tree): New functions.
7082 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7083 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7084 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7085 vect_detect_hybrid_slp): Likewise.
7086 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7087 and vect_detect_hybrid_slp.
7088 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7089 SLP costs into account.
7090 (vect_get_cost_fields): New function.
7091 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7093 (vect_model_store_cost, vect_model_load_cost): Likewise.
7094 (vect_get_constant_vectors): New function.
7095 (vect_get_slp_vect_defs, vect_get_slp_defs,
7096 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7097 vect_get_vec_defs): Likewise.
7098 (vectorizable_reduction): Don't handle SLP for now.
7099 (vectorizable_call): Don't handle SLP for now. Add argument to
7100 vect_model_simple_cost.
7101 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7102 get SLPed and vectorized defs). Fix indentation and spacing.
7103 (vectorizable_assignment): Handle SLP.
7104 (vectorizable_induction): Don't handle SLP for now.
7105 (vectorizable_operation): Likewise.
7106 (vectorizable_type_demotion): Add argument to
7107 vect_model_simple_cost.
7108 (vectorizable_type_promotion): Likewise.
7109 (vectorizable_store, vectorizable_load): Handle SLP.
7110 (vectorizable_condition): Don't handle SLP for now.
7111 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7112 no SLP transformation required for unsupported cases. Add SLP
7113 argument for supported cases.
7114 (vect_remove_stores): New function.
7115 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7116 (vect_transform_loop): Schedule SLP instances.
7117 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7119 2007-09-09 Andrew Haley <aph@redhat.com>
7121 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7124 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7126 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7127 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7128 Similar for what label_refs can go in the JUMP_TARGET field. Split
7129 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7130 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7131 REG_LABEL when replacing an operand with a LABEL_REF for a
7133 (subst_reloads): When replacing a LABEL_REG with a register,
7134 instead of generating a REG_LABEL note, assert that there already
7135 is one or that the label is a known target for the insn.
7136 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7137 note, check the JUMP_LABEL field. Remove "else" after return.
7138 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7139 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7140 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7141 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7142 insns. Iterate over all notes; don't assume there's only one.
7143 * cse.c (recorded_label_ref): Adjust comment to refer to
7145 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7146 insns, not just NONJUMP_INSN_P.
7147 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7148 isn't a jump target.
7149 * jump.c (rebuild_jump_labels): Adjust head comment.
7150 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7151 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7152 (mark_all_labels): For JUMP_P insns without a target, check if the
7153 the target is noted on the previous nonjump insn.
7154 (mark_jump_label_1): New function, guts from mark_jump_label.
7155 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7156 marking jump target labels.
7157 <case LABEL_REF>: Adjust for whether to generate a
7158 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7159 For 'E' format rtl, iterate in descending element order.
7160 (delete_related_insns): Handle both REG_LABEL_TARGET and
7161 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7162 reference count, delete and fallthrough. Move finding-next-
7163 non-deleted insn last in the function. Look at all INSN_P insns
7164 for REG_LABEL_OPERAND notes.
7165 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7167 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7168 JUMP_LABEL, output the INSN_UID of it.
7169 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7170 and/or REG_LABEL_TARGET.
7171 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7172 with jump.c copy by only adding notes for labels actually
7173 referenced in the insn.
7174 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7175 usage count increment; handle all INSN_P trial insns.
7176 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7178 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7179 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7180 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7182 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7183 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7184 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7185 on all INSN_P insns.
7186 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7187 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7188 REG_LABEL_OPERAND notes.
7189 * reload1.c (calculate_needs_all_insns): Adjust comments.
7190 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7191 * config/alpha/alpha.md (split for load of an address into a
7192 four-insn sequence on Unicos/Mk): Adjust to use
7194 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7196 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7199 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7200 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7201 FOR_BB_INSNS_SAFE instead of for loop.
7202 * cse.c (cse_extended_basic_block): Likewise.
7203 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7204 that the for loop does not invoke NEXT_INSN on a deleted insn.
7205 * function.c (instantiate_virtual_regs): Likewise.
7206 * lower-subreg.c (remove_retval_note): Likewise.
7207 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7209 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7211 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7212 insn, if it's a jump.
7213 (try_redirect_by_replacing_jump): New variable jump_p. Call
7214 tablejump_p before delete_insn_chain.
7215 * reload1.c (reload): New variable next. Make sure that the for
7216 loop does not invoke NEXT_INSN on a deleted insn.
7217 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7218 (delete_output_reload): New variable prev. Make sure the the for
7219 loops do not invoke PREV_INSN on a deleted insn.
7221 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7223 * pa/constraints.md: Remove 'X' from unused letters comment.
7225 2007-09-08 Richard Guenther <rguenther@suse.de>
7227 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7228 computed check stmt_ann->references_memory instead of counting
7231 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7233 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7234 validate_change() in one more case.
7236 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7238 PR tree-optimization/32283
7239 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7240 estimated_loop_iterations.
7241 (determine_use_iv_cost_condition): Decrease cost of expressions
7242 used in iv elimination.
7244 2007-09-08 Richard Guenther <rguenther@suse.de>
7246 * tree-cfg.c (verify_gimple_expr): Avoid building new
7247 pointer types, use TYPE_POINTER_TO if available instead.
7249 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7252 PR rtl-optimization/26449
7253 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7254 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7256 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7257 define_expand. Split insn in split1 pass.
7260 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7262 PR tree-optimization/33301
7263 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7266 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7268 PR tree-optimization/32183
7269 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7271 * tree-ssa-reassoc.c: Include cfgloop.h.
7272 (is_reassociable_op): Add a loop argument and return true only
7274 (linearize_expr): Updated.
7275 (should_break_up_subtract): Likewise.
7276 (linearize_expr_tree): Likewise.
7277 (init_reassoc): Call loop_optimizer_init with
7278 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7279 with CDI_DOMINATORS.
7280 (fini_reassoc): Call loop_optimizer_finalize.
7282 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7284 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7285 if there is no i-cache.
7287 2007-09-07 Richard Guenther <rguenther@suse.de>
7290 2007-09-06 Richard Guenther <rguenther@suse.de>
7292 PR tree-optimization/32586
7293 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7294 folding if nothing changed.
7295 (simplify_unary_expression): New function. Do tree combining
7296 on conversion like codes.
7297 (try_to_simplify): Call it.
7299 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7302 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7303 (__gthread_active,__gthread_start, __gthread_active_init): New.
7304 * gthr-posix95.h: Likewise.
7306 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7308 * function.h (struct function): Rename calls_unwind_init
7309 to saves_all_registers.
7310 (current_function_saves_all_registers): Renamed from
7311 current_function_calls_unwind_init.
7312 * reload1.c (reload): Set current_function_saves_all_registers.
7313 * except.c (expand_builtin_unwind_init): Likewise.
7314 * config/m68k/m68k.c (m68k_save_reg): Use
7315 current_function_saves_all_registers to save pic register.
7317 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7319 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7320 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7322 Reapply reverted changes:
7324 2007-09-06 Jan Hubicka <jh@suse.cz>
7326 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7329 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7331 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7332 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7334 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7336 * optabs.c (expand_float): Convert unsigned integer as signed only
7337 if it provides sufficient accuracy; add mode argument to real_2expN.
7338 (expand_fix): Fix comment typos; extend binary float into mode
7339 wider than destination for converion to unsigned integer; add mode
7340 argument to real_2expN.
7341 * real.c (real_2expN): Add mode argument to special-case decimal
7343 * real.h (real_2expN): Ditto.
7344 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7346 (fixed_from_string): Ditto.
7347 (fixed_to_decimal): Ditto.
7348 (fixed_convert_from_real): Ditto.
7349 (real_convert_from_fixed): Ditto.
7350 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7351 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7352 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7353 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7355 2007-09-07 Diego Novillo <dnovillo@google.com>
7357 * tree-flow.h (const_block_stmt_iterator): Remove.
7358 Update all users to use block_stmt_iterator.
7359 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7360 Update all users to use tree_stmt_iterator.
7362 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7364 * config/mips/mips.c (mips_set_current_function): Temporarily
7365 make this a no-op to fix bootstrap errors, pending rewrite.
7367 2007-09-07 Jan Hubicka <jh@suse.cz>
7369 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7372 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7374 PR tree-optimization/33299
7375 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7376 uses for all relevant loop-exit phis, not just the first.
7378 2007-09-07 Richard Guenther <rguenther@suse.de>
7381 * tree-ssa-operands.c (access_can_touch_variable): An access
7382 of the form (*p)[0] can touch a variable of same size.
7384 2007-09-07 Jan Hubicka <jh@suse.cz>
7386 * passes.c (init_optimization_passes): Add simple dce and addressable
7388 * tree-ssa.c (execute_update_addresses_taken): New function.
7389 (pass_update_address_taken): New.
7390 * tree-ssa-dse.c (execute_simple_dse): New function.
7391 (pass_simple_dse): New.
7392 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7394 2007-09-07 Tobias Burnus <burnus@net-b.de>
7397 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7399 2007-09-07 Richard Guenther <rguenther@suse.de>
7402 2007-09-06 Richard Guenther <rguenther@suse.de>
7404 PR tree-optimization/32586
7405 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7406 folding if nothing changed.
7407 (simplify_unary_expression): New function. Do tree combining
7408 on conversion like codes.
7409 (try_to_simplify): Call it.
7411 2007-09-07 Richard Guenther <rguenther@suse.de>
7412 Uros Bizjak <ubizjak@gmail.com>
7414 PR tree-optimization/32821
7415 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7416 NULL in the call to set_bb_stmt_list.
7418 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7420 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7421 float calls here, rather than leaving some to the caller.
7422 Use call_internal_direct and call_value_internal_direct.
7423 * config/mips/mips.md (call_internal_direct): New pattern.
7424 (call_value_internal_direct): Likewise.
7426 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7428 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7429 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7431 (override_options): Set mips_base_move_loop_invariants.
7433 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7435 * config/mips/mips.opt (mcode-readable=): Move to keep list
7438 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7440 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7441 and -mgpopt options. Adjust the -G documentation to match.
7442 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7443 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7444 function, split out from mips_classify_symbol. Return false for
7445 !TARGET_LOCAL_SDATA.
7446 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7447 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7448 (override_options): Check whether the -mgpopt setting is consistent
7449 with the other flags.
7450 (symbolic_expression_p): Delete.
7451 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7452 and default_elf_select_rtx_section.
7453 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7454 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7455 external data and TARGET_EXTERN_SDATA.
7457 2007-09-07 Tobias Burnus <burnus@net-b.de>
7460 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7462 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7464 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7465 FOR_BB_INSNS_SAFE instead of for loop.
7466 * cse.c (cse_extended_basic_block): Likewise.
7467 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7468 that the for loop does not invoke NEXT_INSN on a deleted insn.
7469 * function.c (instantiate_virtual_regs): Likewise.
7470 * lower-subreg.c (remove_retval_note): Likewise.
7471 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7473 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7475 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7476 insn, if it's a jump.
7477 (try_redirect_by_replacing_jump): New variable jump_p. Call
7478 tablejump_p before delete_insn_chain.
7479 * reload1.c (reload): New variable next. Make sure that the for
7480 loop does not invoke NEXT_INSN on a deleted insn.
7481 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7482 (delete_output_reload): New variable prev. Make sure the the for
7483 loops do not invoke PREV_INSN on a deleted insn.
7485 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7487 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7488 * cgraph.h (rebuild_cgraph_edges): Declare.
7489 * tree-pass.h (pass_expand_omp_ssa): New.
7490 * omp-low.c (find_omp_clause): Export.
7491 (copy_var_decl): Split from omp_copy_decl_2.
7492 (build_omp_barrier): Return the call to emit instead of emitting
7494 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7496 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7497 expand_omp_for_generic, expand_omp_for_static_nochunk,
7498 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7499 Adapted to work on SSA form.
7500 (execute_expand_omp): Do not invalidate dominance information.
7501 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7502 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7503 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7505 (force_gimple_operand): Allow gimplifying code expressions without
7507 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7508 * common.opt (fopenmp-ssa): New.
7509 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7510 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7511 * tree-cfg.c: Include tree-inline.h.
7512 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7513 (replace_by_duplicate_decl, replace_ssa_name,
7514 mark_virtual_ops_in_region): New functions.
7515 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7516 to work on SSA form.
7517 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7518 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7521 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7523 * tree-loop-linear.c: Include obstack.h.
7524 (linear_transform_loops): New obstack lambda_obstack.
7525 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7526 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7527 and free afterwards.
7528 * lambda.h (struct obstack): New forward declaration.
7529 (lambda_linear_expression_new): New parameter of type struct
7531 (lambda_loopnest_new): Likewise.
7532 (lambda_loopnest_transform): Likewise.
7533 (lambda_body_vector_new): Likewise.
7534 (lambda_body_vector_compute_new): Likewise.
7535 (gcc_loopnest_to_lambda_loopnest): Likewise.
7536 (lambda_loopnest_to_gcc_loopnest): Likewise.
7537 * lambda-code.c: Include obstack.h.
7538 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7540 (lambda_body_vector_new): Likewise.
7541 (lambda_linear_expression_new): Likewise.
7542 (lambda_lattice_new): Likewise.
7543 (lambda_loopnest_new): Likewise. Additionally use obstack to
7544 allocate LN_LOOPS(ret).
7545 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7546 it to lambda_lattice_new.
7547 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7548 Pass it to lambda_body_vector_new.
7549 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7550 it to lambda_lattice_new.
7551 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7552 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7553 (lambda_compute_target_space): Likewise.
7554 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7555 Pass it to lambda_lattice_compute_base and
7556 compute_nest_using_fourieer_motzkin.
7557 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7558 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7559 and lambda_lattice_compute_target_space.
7560 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7561 Pass it to lambda_linear_expression_new.
7562 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7563 to gcc_tree_to_linear_expression.
7564 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7565 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7566 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7567 Pass it to lambda_body_vector_new and
7568 lambda_body_vector_compute_new.
7569 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7570 (lambda-code.o): Likewise.
7572 2007-09-06 Chao-ying Fu <fu@mips.com>
7574 * ginclude/stdfix.h: New file.
7575 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7576 (convert.o): Add dependence on fixed-value.h.
7577 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7578 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7579 to define fixed-point constants.
7580 (c_cpp_builtins): Define fixed-point constants.
7581 * convert.c (fixed-value.h): New include.
7582 (convert_to_real): Update comment to include fixed-point.
7583 Support FIXED_POINT_TYPE.
7584 (convert_to_integer): Update comment to include fixed-point.
7585 Support FIXED_POINT_TYPE.
7586 (convert_to_complex): Support FIXED_POINT_TYPE.
7587 (convert_to_fixed): New function.
7588 * convert.h (convert_to_fixed): Declare.
7589 * genopinit.c: Add comment about $Q for only fixed-point modes.
7590 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7591 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7592 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7593 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7594 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7595 usneg_optab for fixed-point modes.
7596 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7598 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7599 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7600 unsigned saturation optabs, when type is saturating.
7601 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7602 (expand_fixed_convert): New function.
7603 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7604 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7605 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7606 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7607 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7608 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7610 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7611 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7612 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7613 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7614 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7616 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7617 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7618 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7619 fractuns, satfractuns.
7620 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7621 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7622 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7623 OTI_ssmsub_widen, OTI_usmsub_widen.
7624 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7625 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7626 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7627 umsub_widen_optab, usmsub_widen_optab): Define.
7628 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7630 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7632 (expand_fixed_convert): Declare.
7633 * expr.c (convert_move): Support the move of fixed-point modes.
7634 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7635 (categorize_ctor_elements_1): Handle FIXED_CST.
7636 (count_type_elements): Handle FIXED_POINT_TYPE.
7637 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7638 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7640 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7641 multiply and add/subtract for fixed-point types.
7642 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7643 mode, we jump to binop directly.
7644 Support FIXED_CONVERT_EXPR.
7645 (do_store_flag): Check FIXED_CST to put a constant second.
7646 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7647 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7648 (const_vector_from_tree): Support FIXED_CST.
7649 * doc/extend.texi (Fixed-Point): New node.
7650 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7651 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7652 satfract, fractuns, satfractuns): Document them.
7654 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7656 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7657 addresses into I registers.
7659 2007-09-06 Jan Hubicka <jh@suse.cz>
7660 Andreas Tobler <a.tobler@schweiz.org>
7662 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7664 (machopic_legitimize_pic_address): Likewise.
7666 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7667 Jan Hubicka <jh@suse.cz>
7669 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7670 instead of ufloat_optab->handlers directly.
7671 (floatdidf2): Likewise.
7673 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7675 * config/mips/mips.c: Include diagnostic.h.
7676 (mips_set_current_function): Check errorcount and sorrycount
7677 before generating RTL.
7679 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7682 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7683 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7684 (print_operand_reloc): Likewise.
7686 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7690 2007-09-06 Jan Hubicka <jh@suse.cz>
7692 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7693 Update call of real_2expN.
7695 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7697 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7698 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7700 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7702 * optabs.c (expand_float): Convert unsigned integer as signed only
7703 if it provides sufficient accuracy; add mode argument to real_2expN.
7704 (expand_fix): Fix comment typos; extend binary float into mode
7705 wider than destination for converion to unsigned integer; add mode
7706 argument to real_2expN.
7707 * real.c (real_2expN): Add mode argument to special-case decimal
7709 * real.h (real_2expN): Ditto.
7710 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7712 (fixed_from_string): Ditto.
7713 (fixed_to_decimal): Ditto.
7714 (fixed_convert_from_real): Ditto.
7715 (real_convert_from_fixed): Ditto.
7716 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7717 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7718 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7719 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7721 2007-09-06 Tom Tromey <tromey@redhat.com>
7723 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7724 * c-pch.c (c_common_read_pch): Restore current location after
7726 * tree.c (expand_location): Update.
7727 (expr_filename): Changed return type. Unified the two cases.
7728 (expr_lineno): Likewise.
7729 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7731 * toplev.c (line_table): Changed type.
7732 (general_init): Update.
7733 (realloc_for_line_map): New function.
7734 (general_init): Allocate line_table using GC.
7735 * fix-header.c (line_table): Changed type.
7736 (read_scan_file): Update.
7737 (read_scan_file): Update.
7738 * c-ppoutput.c (maybe_print_line): Update.
7739 (print_line): Update.
7740 (cb_line_change): Update.
7741 (cb_define): Update.
7742 (pp_file_change): Update.
7743 * c-opts.c (c_common_init_options): Update.
7744 (finish_options): Update.
7745 (push_command_line_include): Update.
7746 * c-lex.c (cb_line_change): Update.
7747 (cb_def_pragma): Update.
7748 (cb_define): Update.
7750 (c_lex_with_flags): Use cpp_get_token_with_location.
7751 * input.h (line_table): Changed type.
7752 (location_from_locus): New macro.
7753 * tree.h (EXPR_FILENAME): No longer an lvalue.
7754 (EXPR_LINENO): Likewise.
7755 (expr_locus, set_expr_locus): Declare separately for
7756 USE_MAPPED_LOCATION.
7757 (expr_filename, expr_lineno): Changed return type.
7758 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7759 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7760 (expand_gimple_basic_block): Likewise.
7761 * final.c (final_scan_insn): Use expanded_location.
7763 2007-09-06 Richard Guenther <rguenther@suse.de>
7765 PR tree-optimization/32586
7766 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7767 folding if nothing changed.
7768 (simplify_unary_expression): New function. Do tree combining
7769 on conversion like codes.
7770 (try_to_simplify): Call it.
7771 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7772 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7774 2007-09-06 Jan Hubicka <jh@suse.cz>
7777 * cse.c (fold_rtx): Avoid invalid sharing.
7779 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7781 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7782 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7784 2007-09-06 Revital Eres <eres@il.ibm.com>
7786 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7787 Fix offsettable memory reference for 750CL.
7789 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7791 * reload.c (find_reloads_address_1): Try to preserve original
7792 base/index regclass of operands.
7793 * regrename.c (scan_rtx_address): Likewise.
7794 (replace_oldest_value_addr): Likewise.
7796 2007-09-06 Richard Guenther <rguenther@suse.de>
7798 PR tree-optimization/33302
7799 * domwalk.c (walk_dominator_tree): The exit block is
7800 interesting even if it is not reachable.
7802 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7805 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7807 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7809 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7812 2007-09-05 Ian Lance Taylor <iant@google.com>
7814 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7816 (dump_generic_node): Likewise.
7817 * print-rtl.c (print_decl_name): Likewise.
7818 * print-tree.c (print_node_brief): Likewise.
7819 (print_node): Likewise.
7820 * Makefile.in (RTL_BASE_H): Add alias.h.
7823 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7825 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7827 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7828 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7830 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7832 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7833 (tm_defines): Define UCLIBC_DEFAULT to 1.
7834 (extra_options): Add linux.opt.
7835 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7836 (CRT_CALL_STATIC_FUNCTION): Likewise.
7837 (NO_IMPLICIT_EXTERN_C): Likewise.
7838 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7839 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7840 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7841 (ENDFILE_SPEC): Don't define.
7842 (LIB_SPEC): Likewise.
7843 (CRT_CALL_STATIC_FUNCTION): Likewise.
7844 (NO_IMPLICIT_EXTERN_C): Likewise.
7845 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7846 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7848 2007-09-06 Jan Hubicka <jh@suse.cz>
7850 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7851 Update call of real_2expN.
7853 2007-09-06 Jan Hubicka <jh@suse.cz>
7855 * opts.c (common_handle_option): Enable inlining functions for
7858 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7860 * builtin-attrs.def (ATTR_NONNULL_3): New.
7861 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7862 ATTR_NOTHROW_NONNULL_##FA.
7863 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7864 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7865 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7866 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7867 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7868 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7869 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7871 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7872 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7873 ATTR_FORMAT_NOTHROW_3_4): Remove.
7874 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7875 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7876 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7877 instead of ATTR_FORMAT_*_*.
7879 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7881 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7882 parts re-used for REG_FRAME_RELATED_EXPR.
7884 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7886 * optabs.c (expand_float): Convert unsigned integer as signed only
7887 if it provides sufficient accuracy; add mode argument to real_2expN.
7888 (expand_fix): Fix comment typos; extend binary float into mode
7889 wider than destination for converion to unsigned integer; add mode
7890 argument to real_2expN.
7891 * real.c (real_2expN): Add mode argument to special-case decimal
7893 * real.h (real_2expN): Ditto.
7894 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7896 (fixed_from_string): Ditto.
7897 (fixed_to_decimal): Ditto.
7898 (fixed_convert_from_real): Ditto.
7899 (real_convert_from_fixed): Ditto.
7900 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7901 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7902 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7903 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7905 2007-09-05 Ian Lance Taylor <iant@google.com>
7907 * init-regs.c (initialize_uninitialized_regs): Call
7908 emit_insn_before rather than add_insn_before.
7910 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7912 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7913 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7914 * tree-inline.h (copy_body_data): Add call_expr field.
7915 * tree-inline.c (expand_call_inline): Initialize call_expr.
7916 (copy_bb): Append anonymous inline fn arguments to arguments
7917 when inlining a CALL_EXPR_VA_ARG_PACK call.
7918 * builtins.c (expand_builtin): Issue an error if
7919 BUILT_IN_VA_ARG_PACK is seen during expand.
7920 (fold_call_expr, fold_builtin_call_array): Don't fold
7921 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7922 __builtin_va_arg_pack () call as last argument.
7923 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7924 function is __builtin_va_arg_pack (), decrease number of call
7925 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7926 * expr.c (expand_expr_real_1): Issue an error if
7927 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7928 * tree-pretty-print.c (dump_generic_node): Handle printing
7929 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7930 * doc/extend.texi (__builtin_va_arg_pack): Document.
7932 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7934 PR tree-optimization/21513
7935 * builtins.c (build_builtin_expect_predicate): New function.
7936 (fold_builtin_expect): Add argument for expected value.
7937 Distribute __builtin_expect over short-circuiting operations.
7938 Fold nested builtin_expects.
7939 (fold_builtin_2): Adjust call to fold_builtin_expect.
7941 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7944 PR tree-optimization/13756
7945 * doc/invoke.texi (Options That Control Optimization): Document
7948 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7950 * config/i386/cpuid.h: New file.
7951 * config/i386/driver-i386.c: Include cpuid.h.
7952 (describe_cache): Shrink size and line strings to 100 bytes.
7953 (detect_caches_amd): Return "" for unsupported max_ext_level.
7954 Use __cpuid function.
7955 (detect_caches_intel): Return "" for unsupported max_level.
7956 Use __cpuid function.
7957 (host_detect_local_cpu): Change feature flag variables to
7958 unsigned int. Initialize only extended feature flag variables.
7959 Use __get_cpuid_max to determine max supported cpuid level.
7960 Use __cpuid function to determine supported features. Fix
7961 calculation of family id. Remove is_amd and check signature
7962 directly. Check for Geode signature. Handle family 4 id.
7963 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7964 cpu discovery code to lower part of the function.
7965 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7966 for sub-architecture.
7967 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7968 [PROCESSOR_K8]: Add k8-sse3 architecture.
7969 [PROCESSOR_NOCONA]: Remove.
7970 [PROCESSOR_GENERIC64]: Ditto.
7971 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7972 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7973 to check for SSE and FXSAVE support.
7974 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7975 Add -minline-all-stringops.
7976 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7977 (x86_64-*-*): Ditto.
7979 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7981 * config/bfin/linux-unwind.h: New file.
7982 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7983 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7985 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7987 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7988 * stmt.c: Include alloc-pool.h.
7989 (struct case_node): Remove GTY marker.
7990 (add_case_node): New parameter case_node_pool. Use it for
7992 (expand_case): New allocation pool case_node_pool. Initialize it,
7993 pass to add_case_node and free it.
7995 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7996 David Ung <davidu@mips.com>
7997 Nigel Stephens <nigel@mips.com>
7999 Add mips16/nomips16 function attributes and -mflip-mips16 option
8000 for testing mixed-mode compilation.
8002 * config/mips/mips.opt (mflip-mips16): New.
8004 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8005 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8007 * config/mips/mips.c (mips_base_target_flags): New.
8008 (mips_base_mips16): New.
8009 (mips_base_schedule_insns): New.
8010 (mips_base_reorder_blocks_and_partition): New.
8011 (mips_base_align_loops): New.
8012 (mips_base_align_jumps): New.
8013 (mips_base_align_functions): New.
8014 (mips16_flipper): New.
8015 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8016 (TARGET_SET_CURRENT_FUNCTION): Define.
8017 (mips_mips16_type_p, mips_nomips16_type_p): New.
8018 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8019 (mips_function_ok_for_sibcall): Make it deal with functions with
8021 (mips_init_split_addresses): New, split out from override_options.
8022 (mips_init_relocs): New, split out from override_options.
8023 (was_mips16_p): New.
8024 (mips_set_mips16_mode): New, split out from override_options.
8025 (mips_set_current_function): New.
8026 (override_options): Add sorry for unsupported mips16/pic
8027 combination. Remove error for mips16/dsp combination. Save
8028 base option settings.
8029 (mips_file_start): Move mips16 mode setting output from here....
8030 (mips_output_function_prologue): ....to here.
8031 (mips_output_mi_thunk): Check for mips16 function.
8032 (build_mips16_function_stub): Don't set .mips16 here.
8033 (build_mips16_call_stub): Likewise.
8034 (mips_expand_builtin): Error in mips16 mode.
8035 (mips_use_mips16_mode_p): New.
8036 (mips_encode_section_info): Check for mips16 function, and set
8037 SYMBOL_REF_FLAGS accordingly.
8039 * doc/extend.texi (Function Attributes): Document new
8040 mips16/nomips16 attributes.
8041 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8042 (MIPS Options): Document -mflip-mips16.
8044 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8046 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8047 if we encounter TLS address in MIPS16 mode.
8048 (mips_legitimize_const_move): Check cannot_force_const_mem for
8049 the (const (plus symbol offset)) case; this forces invalid TLS
8050 address in MIPS16 mode to be caught by the above call to sorry.
8051 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8052 because that now enables emutls, which is not ABI compatible
8053 with native TLS in non-MIPS16 mode.
8055 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8057 Add target hook invoked when cfun changes.
8059 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8060 * target.h (struct gcc_target): Add set_current_function.
8061 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8062 (TARGET_INITIALIZER): Add initializer for set_current_function.
8063 * tree.h (push_struct_function): New.
8064 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8066 (set_cfun): Declare.
8067 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8069 (push_function_context_to): Use allocate_struct_function
8070 to create null context, not init_dummy_function_start. Use set_cfun.
8071 (pop_function_context_from): Use set_cfun.
8072 (in_dummy_function): New.
8073 (invoke_set_current_function_hook): New.
8075 (push_cfun, pop_cfun): Use set_cfun.
8076 (push_struct_function): New.
8077 (allocate_struct_function): Call invoke_set_current_function_hook
8079 (prepare_function_start): Don't set cfun here. Remove unused
8080 argument; fix all callers.
8081 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8082 push_struct_function.
8083 (init_function_start): Set cfun here.
8084 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8085 * omp-low.c (create_omp_child_function): Use push_struct_function
8086 and pop_cfun to save/restore state.
8087 (expand_omp_parallel): Remove unused saved_cfun variable.
8088 * cgraphunit.c (ipa_passes): Use set_cfun.
8089 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8090 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8091 * matrix-reorg.c (transform_allocation_sites): Likewise.
8092 (matrix_reorg): Use set_cfun.
8093 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8094 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8095 assignment to cfun; use set_cfun for the other.
8096 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8097 (dump_function_to_file): Use push_cfun/pop_cfun here.
8098 * c-decl.c (finish_function): Use set_cfun.
8100 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8102 * regrename.c (rerename_optimize): Use deferred rescanning and
8103 insert explicit calls to rescan insns when changed.
8105 2007-09-05 Jan Hubicka <jh@suse.cz>
8107 * optabs.c (libfunc_entry): Change optab to integer.
8108 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8109 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8110 of pointers for hashing.
8112 2007-09-05 Jan Hubicka <jh@suse.cz>
8114 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8116 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8117 * see.c (pass_see): Likewise.
8118 * tracer.c (pass_tracer): Likewise.
8119 * postreload-gcse.c (pass_gcse2): Likewise.
8120 * postreload.c (pass_postreload_cse): Likewise.
8121 * mode-switching.c (pass_mode_switching): Likewise.
8122 * modulo-sched.c (pass_sms): Likewise.
8123 * cse.c (cse_insn): Likewise.
8124 * web.c (pass_web): Likweise.
8125 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8126 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8127 * loop-init.c (pass_rtl_loop_init): Likewise.
8128 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8129 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8130 * global.c (pass_global_alloc): Likewise.
8131 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8132 pass_if_after_reload): Likewise.
8133 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8134 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8135 * regmove.c (pass_regmove): Likewise.
8136 * function.c (pass_thread_prologugues_epilogues): Likewise.
8137 * gcse.c (pass_gcse): Likewise.
8138 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8139 * lower-subreg.c (pass_lower_subreg2): Likewise.
8140 * bt-load.c (pass_branch_target_load): Likewise.
8141 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8142 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8143 * combine.c (pass_combine): Likewise.
8144 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8145 (pass_partition_blocks): Likewise.
8146 * var-tracking.c (pass_variable_track): Likewise.
8147 * reg-stack.c (pass_stack_regs_run): Likewise.
8148 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8149 * passes.c (pass_postreload): Likewise.
8150 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8151 * tree-pass.h (TODO_verify_rtl_sharing): New.
8152 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8153 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8154 TODO_set_props, TODO_df_finish, TODO_df_verify,
8155 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8157 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8159 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8160 fold_real_zero_addition_p, reorder_operands_p,
8161 div_if_zero_remainder, fold_undefer_overflow_warnings,
8162 int_binop_types_match_p, fold_convert_const_int_from_int,
8163 fold_convert_const_int_from_real,
8164 fold_convert_const_int_from_fixed,
8165 fold_convert_const_real_from_real,
8166 fold_convert_const_real_from_fixed,
8167 fold_convert_const_fixed_from_fixed,
8168 fold_convert_const_fixed_from_int,
8169 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8170 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8171 debug_fold_checksum, multiple_of_p): Constify.
8172 * tree-flow-inline.h (get_lineno): Likewise.
8173 * tree-flow.h (get_lineno): Likewise.
8174 * tree-object-size.c (compute_object_offset, addr_object_size,
8175 alloc_object_size, pass_through_call): Likewise.
8176 * tree-pretty-print.c (op_symbol, print_call_name,
8177 print_struct_decl, do_niy): Likewise.
8178 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8179 debug_fold_checksum): Likewise.
8181 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8184 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8185 note, remove the associated REG_RETVAL note.
8187 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8189 * config.gcc (powerpc*-*-*): Install
8190 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8191 * config/rs6000/spu2vmx.h: New header.
8192 * config/rs6000/si2vmx.h: New header.
8193 * config/rs6000/vec_types.h: New header.
8195 2007-09-05 Ben Elliston <bje@au.ibm.com>
8197 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8199 2007-09-05 Ben Elliston <bje@au.ibm.com>
8201 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8203 (__stdcx): Make asm volatile.
8204 (__stwcx, __stdcx): Return only 0 or 1.
8206 2007-09-05 Jan Hubicka <jh@suse.cz>
8210 2007-09-04 Jan Hubicka <jh@suse.cz>
8211 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8213 2007-09-04 Richard Guenther <rguenther@suse.de>
8214 * tree-ssa-operands.c (add_virtual_operand): Only mark
8215 stores as has_volatile_ops if alias information is not available.
8217 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8219 * config/rs6000/tramp.asm: Include config.h.
8220 Check __PIC__ or __pic__ macro instead of SHARED.
8222 PR rtl-optimization/32300
8223 * see.c (see_copy_insn): New function.
8224 (see_def_extension_not_merged, see_merge_one_use_extension,
8225 see_merge_one_def_extension): Use it. Avoid changing
8226 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8227 into sequences. Call df_insn_delete on temporary insns
8228 that won't be emitted into the insn stream.
8229 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8230 and run df_process_deferred_rescans () before run_fast_dce.
8232 PR tree-optimization/33017
8233 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8234 recurse for pure or const function calls.
8236 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8238 * c-format.c: Include alloc-pool.h.
8239 (check_format_info_main): New argument fwt_alloc. Use allocation
8240 pool instead of GC. Remove GC deallocation code.
8241 (check_format_arg): Create allocation pool, pass it to
8242 check_format_info_main and free it afterwards.
8243 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8245 2007-09-05 Ben Elliston <bje@au.ibm.com>
8247 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8248 Rename count macro arugment for clarity.
8249 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8250 (__protected_stream_set): Likewise, pass 0.
8252 2007-09-04 Jan Hubicka <jh@suse.cz>
8254 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8256 2007-09-04 Jan Hubicka <jh@suse.cz>
8258 * invoke.texi (-finline-small-functions): Document.
8259 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8260 when deciding what is inlinable.
8261 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8262 (cgraph_decide_inlining_of_small_function): Handle new flags.
8263 (cgraph_decide_inlining_incrementally): Likewise.
8264 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8265 * common.opt (finline-small-functions): New.
8266 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8268 2007-09-04 Richard Guenther <rguenther@suse.de>
8270 * tree-ssa-operands.c (add_virtual_operand): Only mark
8271 stores as has_volatile_ops if alias information is not available.
8273 2007-09-04 Andrew Haley <aph@redhat.com>
8275 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8277 2007-09-04 Andrew Haley <aph@redhat.com>
8279 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8280 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8281 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8283 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8286 * common.opt: Mention ABI version 2 in comment.
8288 2007-09-04 Jan Hubicka <jh@suse.cz>
8290 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8291 (libfunc_entry): New structure.
8292 (libfunc_hash): New hashtable.
8293 (hash_libfunc): New function.
8294 (eq_libfunc): New function.
8295 (convert_optab_libfunc): New function.
8296 (optab_libfunc): New function.
8297 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8298 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8299 expand_float, expand_fix, new_optab, new_convert_optab):
8300 Update for new libfunc API.
8301 (init_libfunc, init_integral_libfuncs,
8302 init_floating_libfuncs, init_interclass_conv_libfuncs
8303 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8304 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8305 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8306 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8307 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8308 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8309 gen_extend_conv_libfunc): New.
8310 (init_one_libfunc): Revamp for hashtables.
8311 (set_conv_libfunc): Likewise.
8312 (init_optabs): Initialize hashtable; use lazy initialization where
8314 * optabs.h (optab_handlers): Move out of GGC.
8315 (optab, convert_optab): Move out of GGC; add lazy gen info.
8316 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8317 (optab_libfunc, convert_optab_libfunc): New.
8318 * builtins.c (expand_builtin_powi): Update for new API.
8319 * expr.c (convert_move): Likewise.
8320 * expmed.c (expand_divmod): Likewise.
8322 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8324 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8325 GOT pointer only if there is a constant pool. Use the allocated space
8328 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8330 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8333 2007-09-04 Revital Eres <eres@il.ibm.com>
8334 Richard Guenther <rguenther@suse.de>
8335 R. Clint Whaley <whaley@cs.utsa.edu>
8337 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8339 * tree-tailcall.c (process_assignment): Use -fassociative-math
8340 when reodering operands of floating-point type.
8341 * fold-const.c (fold_comparison, fold_binary): Use
8342 -fassociative-math and -freciprocal-math instead of
8343 -funsafe-math-optimization flag.
8344 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8345 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8346 -freciprocal-math instead of -funsafe-math-optimizations.
8347 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8348 -fassociative-math when -ffast-math is set.
8349 (set_unsafe_math_optimizations_flags): New Function
8350 to set -freciprocal-math and -fassociative-math when
8351 -funsafe-math-optimizations is set.
8352 (common_handle_option): Call it.
8353 * tree-vectorizer.c (vect_is_simple_reduction): Use
8354 -fassociative-math when doing reduction on floats.
8355 * loop-unroll.c (analyze_insn_to_expand_var): Use
8356 -fassociative-math when expanding an accumulator of type float.
8357 * simplify-rtx.c (simplify_binary_operation_1): Use
8358 -fassociative-math and -freciprocal-math when reordeing operands
8359 of floating-point type.
8360 * combine.c (combine_simplify_rtx): Likewise.
8361 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8363 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8365 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8368 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8370 2007-09-04 Jan Hubicka <jh@suse.cz>
8372 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8374 2007-09-04 Jan Hubicka <jh@suse.cz>
8376 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8377 and corresponding MATCH_DUP.
8379 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8382 * combine.c (subst): Do not try to simplify X if it represents load
8383 of FP constant from the constant pool via float extension.
8385 2007-09-04 Ben Elliston <bje@au.ibm.com>
8387 * c-opts.c: Include "tm_p.h".
8388 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8390 2007-09-04 Richard Guenther <rguenther@suse.de>
8392 PR tree-optimization/33291
8393 * tree-pretty-print.c (dump_generic_node): Dump all
8394 qualifiers for pointer types, not only first. Dump
8395 qualifiers for aggregate types as well.
8396 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8397 use the canonical type for building ARRAY_REFs.
8398 * gimplify.c (canonicalize_addr_expr): Clean up. The
8399 correct validness check is compatibility of the pointer
8400 types. Always use the canonical type for building
8401 ARRAY_REFs and ADDR_EXPRs.
8402 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8403 change that disabled propagation of ADDR_EXPRs into statements
8406 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8408 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8409 (umulsi3_highpart): Make into expanders; existing insns are
8410 now named *[insn]_nov6. Add stars to existing [insn]_v6
8411 counterparts' names.
8413 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8415 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8416 (unprotoize.o): Remove SHLIB_MULTILIB.
8418 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8420 * doc/extend.texi: Document progmem attribute for AVR.
8422 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8425 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8427 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8429 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8432 * optabs.c: Remove unnecessary forward declarations.
8433 (expand_unop_direct): New, broken out of expand_unop.
8434 (expand_doubleword_clz): New.
8435 (expand_ctz): Move above expand_ffs. Use
8436 start_sequence, end_sequence, add_equal_note, and
8437 expand_unop_direct. Add more commentary.
8438 (expand_ffs): Try both ctz optab and expand_ctz.
8439 Generate a test and branch if the hardware doesn't give us
8440 a useful value for input zero. Style improvements similar to
8443 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8445 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8447 * config.gcc: Delete stanza for arm-semi-aof and
8448 armel-semi-aof targets.
8449 * config/arm/arm-protos.h
8451 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8452 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8453 delete aof_pic_label and remove mention of AOF in comments.
8454 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8456 * config/arm/semiaof.h
8457 * config/arm/t-semi: Delete file.
8459 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8461 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8462 CONST_CAST_BB): New macros for type-specific casts.
8463 (CONST_CAST): Add a TYPE parameter and define it in terms of
8466 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8467 * c-lex.c (cb_ident, lex_string): Likewise,
8468 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8469 * config/i386/i386.c (ix86_function_regparm,
8470 ix86_function_sseregparm): Use CONST_CAST_TREE.
8471 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8473 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8474 give_switch, set_multilib_dir): Likewise,
8475 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8476 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8477 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8478 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8479 * prefix.c (update_path): Likewise,
8480 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8481 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8482 * tree-cfg.c (tree_can_merge_blocks_p,
8483 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8484 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8485 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8486 (attribute_list_contained): Use CONST_CAST_TREE.
8488 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8490 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8492 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8495 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8496 before forcing them into a register.
8498 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8500 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8501 rather than define_code_macro.
8503 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8505 * gcc.c (xputenv): New function.
8506 (putenv_from_prefixes): Use xputenv instead of putenv.
8507 (process_command): Use xputenv instead of putenv.
8508 (set_collect_gcc_options): Use xputenv instead of putenv.
8509 (main): Use xputenv instead of putenv.
8511 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8513 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8514 availability of swap instruction.
8515 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8517 2007-09-03 Revital Eres <eres@il.ibm.com>
8519 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8522 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8523 Ayal Zaks <zaks@il.ibm.com>
8524 Revital Eres <eres@il.ibm.com>
8526 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8527 compute_split_row): New functions.
8528 (ps_unschedule_node): Remove.
8529 (normalize_sched_times): Iterate over the already scheduled
8530 insns instead of the number of nodes.
8531 (MAX_SPLIT_NUM): New definition.
8532 (sms_schedule_by_order): Change the scheduling heuristic to
8533 avoid useless increases of initiation interval ii.
8534 (get_sched_window): Add dump printouts.
8536 2007-09-02 David Daney <ddaney@avtrex.com>
8538 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8539 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8540 (optab, insn): Add more attributes.
8541 (fetchop_bit): New code macro.
8542 (immediate_insn): New code macro attribute.
8543 (sync): Change condition to ISA_HAS_SYNC.
8544 (rdhwr): Change predicate for operand 0 to register_operand.
8545 (memory_barrier): New expand.
8546 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8547 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8548 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8549 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8550 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8551 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8552 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8553 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8554 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8556 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8557 Hans-Peter Nilsson <hp@axis.com>
8559 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8560 Defined to describe availability and behavior of CLZ.
8561 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8562 * config/cris/cris.opt: Tweak comment for "-metrax4".
8563 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8564 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8565 (count_leading_zeros): Define.
8567 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8569 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8571 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8575 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8578 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8580 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8581 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8582 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8583 sched-deps.c, sched-int.h, system.h, target.h,
8584 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8585 tree.def: Fix comment typos.
8587 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8589 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8590 (override_options): Turn on -mstrict-align on non-ColdFire
8592 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8594 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8596 * c-common.c (const_strip_array_types): Delete.
8597 * c-common.h (const_strip_array_types): Likewise.
8598 * emit-rtl.c (const_next_insn, const_previous_insn,
8599 const_next_nonnote_insn, const_prev_nonnote_insn,
8600 const_next_real_insn, const_prev_real_insn,
8601 const_next_active_insn, const_prev_active_insn, const_next_label,
8602 const_prev_label): Delete.
8603 * gimple-low.c (block_may_fallthru): Use expr_last.
8604 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8605 * rtl.h (const_previous_insn, const_next_insn,
8606 const_prev_nonnote_insn, const_next_nonnote_insn,
8607 const_prev_real_insn, const_next_real_insn,
8608 const_prev_active_insn, const_next_active_insn, const_prev_label,
8609 const_next_label): Delete.
8610 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8611 * system.h (CONST_CAST): Update comment.
8612 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8613 (const_first_stmt, const_last_stmt): Delete.
8614 (tree_block_ends_with_condjump_p): Use last_stmt.
8615 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8616 * tree-iterator.c (const_expr_first, const_expr_last,
8617 const_expr_only): Delete.
8618 * tree.c (const_lookup_attribute): Likewise.
8619 (attribute_list_contained): Use lookup_attribute.
8620 * tree.h (const_lookup_attribute, const_expr_first,
8621 const_expr_last, const_expr_only): Delete.
8623 2007-09-01 Richard Guenther <rguenther@suse.de>
8625 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8626 instead of TREE_THIS_VOLATILE.
8627 * tree-ssa-operands.c (add_virtual_operand): Do not set
8628 has_volatile_ops. Do not check s_ann for NULL.
8629 (get_indirect_ref_operands): Likewise.
8630 (get_expr_operands): Likewise. For all reference trees
8631 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8632 check base of reference for TREE_THIS_VOLATILE.
8634 2007-09-01 Richard Guenther <rguenther@suse.de>
8636 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8637 between integral types. Also allow conversions between
8640 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8642 * optabs.c (prepare_float_lib_cmp): Use
8643 libgcc_cmp_return_mode instead of word_mode.
8644 * config/dfp-bit.h: Likewise.
8645 * config/fp-bit.h: Likewise.
8646 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8648 (spu_libgcc_shift_count_mode): New function.
8649 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8650 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8652 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8654 * tree-pretty-print.c: Include output.h.
8655 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8656 HOST_WIDE_INT_PRINT_DEC.
8657 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8659 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8661 PR rtl-optimization/33224
8662 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8663 to the analysed region.
8665 2007-08-31 Richard Guenther <rguenther@suse.de>
8667 * function.c (allocate_struct_function): Do not set
8668 current_function_returns_pointer.
8669 * function.h (struct var_refs_queue): Remove.
8670 (struct simple_obstack_stack): Likewise.
8671 (struct function): Remove fixup_var_refs_queue member.
8672 Remove returns_pointer flag.
8673 (current_function_returns_pointer): Remove define.
8675 2007-08-31 Nick Clifton <nickc@redhat.com>
8677 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8678 secondary keys in order to obtain a stable sort.
8680 2007-08-31 Nick Clifton <nickc@redhat.com>
8683 * config/m32r/constraints.md: Add W constraint for integer zero.
8684 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8685 Fix length calculation by using alternatives.
8687 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8689 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8690 split out from expand_binop.
8691 (avoid_expensive_constant): New function.
8692 (expand_binop_directly): Remove commutative_op argument and
8693 (expand_binop_directly): Remove commutative_op argument and
8694 call cummutative_optab_p instead. Do not change op0 or op1
8695 when swapping xop0 and xop1. Apply avoid_expensive_constant
8696 to each argument after potential swapping. Enforce the
8697 canonical order of commutative operands.
8698 (expand_binop): Use shift_optab_p and commutative_optab_p.
8699 Update the calls to expand_binop_directly. Only force constants
8700 into registers when widening an operation. Only swap operands
8701 once a direct expansion has been rejected.
8702 (expand_twoval_binop): Only force constants into registers when
8703 using a direct expansion.
8705 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8707 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8708 (sched_analyze_insn): Don't postprocess speculative dependencies when
8709 target has no scheduling.
8710 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8711 'uninitialized' warning.
8713 2007-08-31 Richard Guenther <rguenther@suse.de>
8715 * tree.c (build_complex_type): Always set TYPE_NAME for
8718 2007-08-31 Olivier Hainque <hainque@adacore.com>
8720 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8721 internal macro. Default alignment factor for csect directives, chosen
8722 to match what BIGGEST_ALIGNMENT allows.
8723 (DATA_SECTION_ASM_OP): Use it.
8724 * config/rs6000/rs6000.c
8725 (rs6000_xcoff_output_readonly_section_asm_op):
8726 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8727 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8729 2007-08-31 Olivier Hainque <hainque@adacore.com>
8731 * dbxout.c (dbxout_block): Move declaration within the first
8732 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8733 block to include the definition, together with the associated
8736 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8737 Revital Eres <eres@il.ibm.com>
8739 * doc/invoke.texi (-mpaired): Document flag.
8740 * config.gcc: Include paired.h in powerpc extra_headers and
8741 750cl.h in powerpc-*-linux*paired*.
8742 * config/rs6000/rs6000.opt (-mpaired): New flag.
8743 * config/rs6000/rs6000.c (paired_init_builtins,
8744 paired_expand_builtin, paired_expand_lv_builtin,
8745 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8746 New functions to support the paired single builtin functions.
8747 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8748 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8750 (bdesc_paired_preds): New structure for paired predicate
8752 (rs6000_expand_builtin): Expand paired single builtins.
8753 (rs6000_init_builtins): Init paired single builtins.
8754 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8755 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8756 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8757 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8758 (rs6000_vector_mode_supported_p): Support paired vector mode.
8759 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8760 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8762 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8763 (DATA_ALIGNMENT): Likewise.
8764 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8765 (rs6000_builtins): Add PAIRED builtins.
8766 * config/rs6000/rs6000.md: Include paired.md.
8767 * config/rs6000/paired.h: New.
8768 * config/rs6000/paired.md: New.
8769 * config/rs6000/750cl.h: New.
8770 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8772 2007-08-30 Ollie Wild <aaw@google.com>
8774 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8775 * gcc.c (default_compilers): Add -fno-directives-only to
8776 @assembler-with-cpp.
8778 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8782 * regclass.c (initial_fixed_regs): Revert previous change and make
8784 (initial_call_used_regs): Likewise.
8785 (initial_call_really_used_regs): Delete, reverting previous addition.
8786 (initial_reg_names): Likewise.
8787 (init_reg_sets): Revert previous change.
8788 (saved_fixed_regs): New.
8789 (saved_call_used_regs): New.
8790 (saved_call_really_used_regs): New.
8791 (saved_reg_names): New.
8792 (save_register_info): New.
8793 (restore_register_info): New.
8794 (init_reg_sets_1): Replace reset of register info with call to
8795 restore_register_info.
8796 * rtl.h (save_register_info): Declare.
8797 * toplev.c (backend_init): Call save_register_info.
8799 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8801 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8802 from the original statement.
8804 2007-08-30 Chao-ying Fu <fu@mips.com>
8806 * c-lex.c (interpret_fixed): Declare.
8807 (interpret_float): Process _Fract and _Accum.
8808 (interpret_fixed): New function.
8809 * final.c (output_addr_const): Process CONST_FIXED.
8810 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8811 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8813 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8815 (simplify_immed_subreg): Support CONST_FIXED.
8816 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8817 (simplify_subreg): Support CONST_FIXED.
8819 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8821 * config/rs6000/ppu_intrinsics.h: New file.
8822 * config.gcc (powerpc*-*-* <extra_headers>): Install
8825 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8827 * cfg.c (dump_flow_info): Change to also print entry and exit
8829 * print-rtl.c (print_rtl_single): Allow to print rtl with
8832 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8834 * df-core.h (df_dump_region): New function.
8835 * df.h (df_dump_region): New function.
8836 * loop-invariant.c (find_defs): Add call to df_dump_region.
8837 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8840 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8843 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8844 true if any of the compare_section_name calls returned true,
8845 rather than if any returned false.
8847 2007-08-30 Richard Guenther <rguenther@suse.de>
8849 PR tree-optimization/33199
8850 * tree-ssa-structalias.c (handle_lhs_call): New function.
8851 (find_func_aliases): In non-IPA mode make sure that for
8852 calls that return a pointer we add a constraint for the
8853 result to point to anything.
8855 2007-08-30 Richard Guenther <rguenther@suse.de>
8857 * doc/invoke.texi (-mveclibabi): Document new target option.
8858 * config/i386/i386.opt (-mveclibabi): New target option.
8859 * config/i386/i386.c (ix86_veclib_handler): Handler for
8860 vectorization library support.
8861 (override_options): Handle the -mveclibabi option, initialize
8862 the vectorization library handler.
8863 (ix86_builtin_vectorized_function): As fallback call the
8864 vectorization library handler, if set.
8865 (ix86_veclibabi_acml): New static function for ACML ABI style
8866 vectorization support.
8868 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8870 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8871 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8872 SImode and update m. Don't run gen_lowpart_common on arbitrary
8873 memory address, force it to register first.
8876 * dce.c (dce_process_block): Don't delete setters of
8877 artificially used registers.
8879 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8881 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8882 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8883 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8885 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8887 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8889 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8890 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8892 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8894 * system.h: Activate -Wcast-qual as warning-only.
8896 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8899 * config/rs6000/rs6000.c (compare_section_name): New function.
8900 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8903 2007-08-29 Olivier Hainque <hainque@adacore.com>
8905 * xcoffout.c: #include debug.h.
8906 * Makefile.in (xcoffout.o): Add debug.h dependency.
8908 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8910 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8911 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8913 2007-08-29 Richard Guenther <rguenther@suse.de>
8915 * tree-pretty-print.c (dump_generic_node): Print
8916 label DECL_UID as D.%u.
8917 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8919 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8921 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8922 * builtins.def (BUILT_IN_REALLOC): New builtin.
8924 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8927 * tree.c (build_type_attribute_qual_variant): Set canonical types
8928 on the final, unqualified attribute variant before building the
8931 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8933 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8934 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8936 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8939 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8940 * config/bfin/bfin.md (composev2hi): Put operands into vector
8943 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8945 * config/bfin/bfin.md (composev2hi): Put operands into vector
8948 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8950 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8951 attribute when appropriate.
8952 (bfin_handle_l1_text_attribute): New.
8953 (bfin_handle_l1_data_attribute): New.
8954 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8955 l1_data_A and l1_data_B.
8956 * doc/extend.texi (node Function Attributes): Document l1_text
8958 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8959 l1_data_A and l1_data_B variable attributes.
8961 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8963 * config/bfin/bfin.opt (minline-plt): Add.
8964 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8965 call to global functions.
8966 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8967 (Blackfin Options): Document -minline-plt.
8969 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8971 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8972 given a non-function.
8973 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8975 2007-08-28 DJ Delorie <dj@redhat.com>
8977 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8979 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8981 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8983 2007-08-28 Richard Guenther <rguenther@suse.de>
8985 * tree.h (struct tree_function_decl): Increase size of
8986 function_code bitfield.
8988 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8989 Kazu Hirata <kazu@codesourcery.com>
8991 * config/m68k/linux.h
8992 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8993 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8994 (m68k_return_in_memory): New.
8995 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8998 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9001 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9002 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9003 operand) when top VEC_SELECT extracts scalar element.
9004 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9005 (*vec_extract_v4sf_mem): Ditto.
9007 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9010 * passes.c (init_optimization_passes): Move pass_df_finish
9011 after pass_postreload sublist.
9013 PR rtl-optimization/33148
9014 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9015 (neg (lt X 0)) if X has scalar int mode.
9018 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9019 initializer, use build_vector_from_ctor if possible to create
9020 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9021 even after this, return NULL.
9023 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9025 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9027 2007-08-28 Richard Guenther <rguenther@suse.de>
9029 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9030 (struct tree_function_decl): Make function_code a bitfield.
9031 Add disregard_inline_limits flag.
9032 * cgraphunit.c (cgraph_process_new_functions): Check
9033 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9034 (cgraph_preserve_function_body_p): Likewise.
9035 * ipa-inline.c (compute_inline_parameters): Likewise.
9036 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9037 for GNU C extern inline functions.
9038 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9039 * tree-inline.c (disregard_inline_limits_p): Remove.
9040 * tree-inline.h (disregard_inline_limits_p): Likewise.
9041 * c-common.c (handle_always_inline_attribute): Set
9042 DECL_DISREGARD_INLINE_LIMITS.
9043 * langhooks.c (add_builtin_function): Verify the function code
9044 fits in the bitfield.
9046 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9047 Vladimir Yanovsky <yanov@il.ibm.com>
9048 Revital Eres <eres@il.ibm.com>
9049 Andrey Belevantsev <abel@ispras.ru>
9051 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9053 * modulo-sched.c: Add documentation regarding do-loop.
9054 (doloop_register_get): Change number of arguments to support
9055 the new do-loop pattern and check whether COUNT_REG has no other
9056 occurences in the loop besides in the control part.
9057 (duplicate_insns_of_cycles): Do not duplicate the insn which
9058 changes count_reg as it is already adjusted.
9059 (generate_prolog_epilog): New argument to support the new
9060 do-loop pattern. Change the subtract instruction to use
9061 expand_simple_binop. Call duplicate_insns_of_cycles with new
9063 (sms_schedule): Call doloop_register_get and
9064 generate_prolog_epilog with new argument. Do not handle loops
9065 with single sets insns with subreg in their lhs.
9066 * loop-doloop.c (doloop_optimize): Support for another do-loop
9068 (doloop_condition_get): Gets an instruction instead of a pattern
9069 and change the return condition when the do-loop pattern is
9071 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9072 deps when considering to not create edges.
9074 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9076 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9079 2007-08-27 Jason Merrill <jason@redhat.com>
9082 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9083 zero-sized types after calling gimplify_modify_expr_rhs.
9085 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9087 * regclass.c (init_reg_autoinc): Fix typo.
9089 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9091 Fix PR tree-optimization/33173
9092 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9094 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9097 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9098 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9101 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9102 David Ung <davidu@mips.com>
9103 Nigel Stephens <nigel@mips.com>
9105 Separate target-specific initialization from general
9106 back-end initialization.
9108 * toplev.c (init_alignments): New, split out from...
9109 (process_options): ...here.
9110 (backend_init_target): New, split out from...
9111 (backend_init): ...here.
9112 (lang_dependent_init_target): New, split out from...
9113 (lang_dependent_init): ...here.
9114 (target_reinit): New.
9115 * toplev.h (target_reinit): Declare.
9116 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9117 now can be called more than once. Update comments.
9118 * expr.h (init_expr_target): Likewise.
9119 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9120 now can be called more than once. Explicitly zero
9121 static_reg_base_value.
9122 * emit-rtl.c (init_emit_regs): New, split out from...
9123 (init_emit_once): Here.
9124 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9125 non-const, so that changes from command-line arguments can overwrite
9126 values provided by the static initializers.
9127 (initial_call_really_used_regs): New, used similarly to the above.
9128 (initial_reg_names): Likewise.
9129 (last_mode_for_init_move_cost): Promoted function-local static to
9130 file-scope static to make it accessible outside init_move_cost.
9131 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9132 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9133 reg_names since it is needed for parsing command-line options.
9134 (init_move_cost): Use last_mode_for_init_move_cost instead of
9135 function-local static.
9136 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9137 call_really_used_regs now. Reinitialize reg_names. Also
9138 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9139 reg_class_superunion. Clear losing_caller_save_reg_set.
9140 Preserve global registers if called more than once. Reset
9141 move cost, may_move_in_cost, may_move_out_cost, and
9142 last_mode_for_init_move_cost.
9143 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9144 can now be invoked more than once. Update comments.
9145 (init_regs): Update comments.
9146 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9147 and initial_call_really_used_regs, instead of the non-initial
9148 variables. This allows us to save the command-line register settings
9149 after target reinitialization.
9150 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9151 * rtl.h (init_emit_regs): Declare.
9152 (init_reg_modes_target, init_alias_target): Renamed as described
9154 * reload1.c (init_reload): Update comments.
9155 * optabs.c (init_optabs): Likewise.
9156 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9158 2007-08-26 Chao-ying Fu <fu@mips.com>
9160 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9163 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9165 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9167 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9169 * bb-reorder.c (copy_bb_p): Likewise.
9170 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9171 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9172 block_ends_with_condjump_p): Likewise.
9173 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9174 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9175 block_ends_with_condjump_p): Likewise.
9176 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9177 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9178 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9179 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9180 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9181 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9182 debug_true_const_tree instad of debug_true_tree.
9183 * debug.c (do_nothing_debug_hooks): Likewise.
9184 * debug.h (ignore_block, debug_true_const_tree): Constify.
9185 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9186 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9187 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9188 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9189 dbx_reg_number, is_based_loc, field_type,
9190 simple_type_align_in_bits, simple_decl_align_in_bits,
9191 simple_type_size_in_bits, field_byte_offset, insert_float,
9192 type_tag, member_declared_type, is_redundant_typedef,
9193 secname_for_decl, is_inlined_entry_point): Likewise.
9194 * emit-rtl.c (const_next_insn, const_previous_insn,
9195 const_next_nonnote_insn, const_prev_nonnote_insn,
9196 const_next_real_insn, const_prev_real_insn,
9197 const_next_active_insn, const_prev_active_insn, const_next_label,
9198 const_prev_label): Likewise.
9199 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9201 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9202 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9203 sched_insn_is_legitimate_for_speculation_p): Likewise.
9204 * jump.c (reversed_comparison_code_parts,
9205 reversed_comparison_code, reversed_comparison, condjump_label):
9207 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9208 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9210 * rtl.h (const_previous_insn, const_next_insn,
9211 const_prev_nonnote_insn, const_next_nonnote_insn,
9212 const_prev_real_insn, const_next_real_insn,
9213 const_prev_active_insn, const_next_active_insn, const_prev_label,
9214 const_next_label, modified_between_p, modified_in_p,
9215 const_note_storeskeep_with_call_p, condjump_label,
9216 reversed_comparison, reversed_comparison_code,
9217 reversed_comparison_code_parts, memory_modified_in_insn_p,
9218 stack_regs_mentioned): Likewise.
9219 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9220 keep_with_call_p): Likewise.
9221 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9222 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9223 sd_lists_size, sd_lists_empty_p): Likewise.
9224 * sched-int.h (sched_insns_conditions_mutex_p,
9225 haifa_classify_insn, no_real_insns_p,
9226 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9227 sd_lists_size, sd_lists_empty_p): Likewise.
9228 * sdbout.c (sdb_debug_hooks): Likewise.
9229 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9230 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9231 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9233 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9234 tree_can_throw_internal): Likewise.
9235 * tree-flow-inline.h (phi_nodes): Likewise.
9236 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9237 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9238 * tree-gimple.c (const_get_call_expr_in): Likewise.
9239 * tree-gimple.h (const_get_call_expr_in): Likewise.
9240 * tree.c (const_lookup_attribute, attribute_list_equal,
9241 attribute_list_contained): Likewise.
9242 * tree.h (attribute_list_equal, attribute_list_contained,
9243 const_lookup_attribute): Likewise.
9244 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9246 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9248 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9249 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9251 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9254 * config/alpha/constraints.md: Delete "svn:mime-type" property
9255 with svn propdel "svn:mime-type".
9257 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9260 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9261 non NOTE insn doesn't cross basic block.
9262 (noce_try_abs): Likewise.
9263 (noce_process_if_block): Likewise.
9265 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9268 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9269 operand without auto-inc-dec.
9270 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9271 offsettable_mem_operand.
9272 (floatunssidf2_internal): Same.
9273 (fix_truncdfsi2_internal): Same.
9274 (floatsidf_ppc64): Same.
9275 (floatunssidf_ppc64): Same.
9276 (fix_trunctfsi2_internal): Same.
9278 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9281 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9282 pass defines needed for version.c.
9284 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9286 * configure.ac (--debug-prefix-map check): Change assembler
9287 version presumed to have feature to 2.18.
9288 * configure: Regenerate.
9290 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9292 * c-common.c (vector_types_convertible_p,
9293 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9294 self_promoting_args_p): Constify.
9295 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9296 c_promoting_integer_type_p, self_promoting_args_p,
9297 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9298 * c-decl.c (anon_aggr_type_p): Likewise.
9299 * * c-dump.c (dump_stmt): Likewise.
9300 * c-objc-common.c (has_c_linkage): Likewise.
9301 * c-tree.h (same_translation_unit_p): Likewise.
9302 * c-typeck.c (null_pointer_constant_p,
9303 tagged_types_tu_compatible_p, function_types_compatible_p,
9304 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9305 comptypes_internal, struct tagged_tu_seen_cache,
9306 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9307 c_size_in_bytes): Likewise.
9308 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9309 hash_ptr, eq_ptr): Likewise.
9310 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9311 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9312 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9313 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9315 * optabs.c (optab_for_tree_code): Likewise.
9316 * optabs.h (optab_for_tree_code): Likewise.
9317 * rtl.h (simplify_rtx): Likewise.
9318 * simplify-rtx.c (simplify_rtx): Likewise.
9319 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9320 dump_flag, dump_node): Likewise.
9321 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9322 queue_and_dump_type, dump_flag): Likewise.
9323 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9324 * tree-pass.h (dump_node): Likewise.
9325 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9326 supportable_narrowing_operation): Likewise.
9327 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9328 supportable_narrowing_operation): Likewise.
9329 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9330 is_negative_overflow_infinity, is_positive_overflow_infinity,
9331 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9332 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9333 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9334 ssa_name_nonzero_p, fp_predicate): Likewise.
9335 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9336 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9337 ssa_name_nonnegative_p): Likewise.
9339 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9341 * config.gcc : Add x86_64-elf target.
9343 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9345 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9347 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9348 Nigel Stephens <nigel@mips.com>
9352 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9353 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9354 * expr.c (SET_BY_PIECES_P): Define.
9355 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9356 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9357 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9359 * expr.h (SET_RATIO): Define.
9360 (can_store_by_pieces, store_by_pieces): Update prototypes.
9361 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9362 can_store_by_pieces/store_by_pieces.
9363 (expand_builtin_memcpy_args): Likewise.
9364 (expand_builtin_strncpy): Likewise.
9365 (expand_builtin_memset_args): Likewise. Also remove special case
9366 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9367 decide what to do instead.
9368 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9369 to can_store_by_pieces.
9371 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9372 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9374 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9375 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9376 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9377 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9378 (STORE_BY_PIECES_P): Define.
9380 2007-08-24 Tom Tromey <tromey@redhat.com>
9382 * varpool.c (varpool_last_needed_node): Fix comment typo.
9383 * c-decl.c (duplicate_decls): Fix comment typo.
9384 (clone_underlying_type): Update comment.
9386 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9388 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9389 alpha_in_small_data_p, alpha_split_complex_arg,
9390 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9392 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9393 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9395 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9396 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9397 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9398 * config/darwin.c (darwin_binds_local_p): Likewise.
9399 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9401 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9402 i386_pe_valid_dllimport_attribute_p): Likewise.
9403 * config/i386/i386.c (ix86_function_regparm,
9404 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9405 x86_can_output_mi_thunk, ix86_mangle_type,
9406 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9407 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9408 i386_pe_binds_local_p): Likewise.
9409 * config/ia64/ia64.c
9410 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9411 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9412 ia64_invalid_conversion, ia64_invalid_unary_op,
9413 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9415 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9416 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9417 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9418 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9419 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9420 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9421 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9422 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9423 * config/pa/pa.c (pa_commutative_p): Likewise.
9424 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9426 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9427 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9428 rs6000_use_blocks_for_constant_p,
9429 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9430 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9431 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9432 * config/s390/s390.c (s390_mangle_type,
9433 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9435 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9436 th_in_small_data_p): Likewise.
9437 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9438 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9440 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9441 sparc_mangle_type): Likewise.
9442 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9443 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9444 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9446 * hooks.c (hook_bool_mode_const_rtx_false,
9447 hook_bool_mode_const_rtx_true,
9448 hook_bool_const_tree_hwi_hwi_const_tree_false,
9449 hook_bool_const_tree_hwi_hwi_const_tree_true,
9450 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9451 hook_constcharptr_const_tree_null,
9452 hook_constcharptr_const_rtx_null,
9453 hook_constcharptr_const_tree_const_tree_null,
9454 hook_constcharptr_int_const_tree_null,
9455 hook_constcharptr_int_const_tree_const_tree_null): New.
9456 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9457 hook_bool_tree_hwi_hwi_tree_false,
9458 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9459 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9460 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9461 hook_constcharptr_int_tree_null,
9462 hook_constcharptr_int_tree_tree_null): Delete.
9463 (default_can_output_mi_thunk_no_vcall): Constify.
9464 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9465 hook_bool_tree_hwi_hwi_tree_false,
9466 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9467 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9468 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9469 hook_constcharptr_int_tree_null,
9470 hook_constcharptr_int_tree_tree_null): Delete.
9471 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9472 hook_bool_const_tree_hwi_hwi_const_tree_false,
9473 hook_bool_const_tree_hwi_hwi_const_tree_true,
9474 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9475 hook_constcharptr_const_tree_null,
9476 hook_constcharptr_const_rtx_null,
9477 hook_constcharptr_const_tree_const_tree_null,
9478 hook_constcharptr_int_const_tree_null,
9479 hook_constcharptr_int_const_tree_const_tree_null): New.
9480 (default_can_output_mi_thunk_no_vcall): Constify.
9481 * integrate.c (function_attribute_inlinable_p): Likewise.
9482 * integrate.h (function_attribute_inlinable_p): Likewise.
9483 * jump.c (rtx_renumbered_equal_p): Likewise.
9484 * output.h (decl_readonly_section, categorize_decl_for_section,
9485 default_use_anchors_for_symbol_p, default_binds_local_p,
9486 default_binds_local_p_1): Likewise.
9487 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9489 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9490 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9491 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9492 TARGET_COMP_TYPE_ATTRIBUTES,
9493 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9494 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9495 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9496 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9497 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9498 * target.h (can_output_mi_thunk, needs_block_p,
9499 first_cycle_multipass_dfa_lookahead_guard_spec,
9500 vector_alignment_reachable, comp_type_attributes,
9501 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9502 commutative_p, use_blocks_for_constant_p,
9503 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9504 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9505 invalid_within_doloop, valid_dllimport_attribute_p,
9506 split_complex_arg, invalid_arg_for_unprototyped_fn,
9507 invalid_conversion, invalid_unary_op, invalid_binary_op):
9509 * targhooks.c (default_invalid_within_doloop,
9510 hook_invalid_arg_for_unprototyped_fn,
9511 default_builtin_vector_alignment_reachable): Likewise.
9512 (hook_bool_rtx_commutative_p): Delete.
9513 (hook_bool_const_rtx_commutative_p): New.
9514 * targhooks.h (default_invalid_within_doloop,
9515 default_builtin_vector_alignment_reachable,
9516 hook_invalid_arg_for_unprototyped_fn): Constify.
9517 (hook_bool_rtx_commutative_p): Delete.
9518 (hook_bool_const_rtx_commutative_p): New.
9519 * varasm.c (bss_initializer_p, decl_default_tls_model,
9520 categorize_decl_for_section, decl_readonly_section,
9521 default_use_anchors_for_symbol_p, default_binds_local_p,
9522 default_binds_local_p_1): Constify.
9524 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9526 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9527 __NO_BUILTIN if -fno-builtin.
9529 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9531 * config/bfin/bfin.c (print_operand): Report error instead of
9532 ICE for wrong operand.
9534 2007-08-24 Michael Matz <matz@suse.de>
9536 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9538 2007-08-24 Richard Guenther <rguenther@suse.de>
9541 * tree-ssa.c (useless_type_conversion_p): Split into a
9542 recursive and a non-recursive part.
9543 (useless_type_conversion_p_1): New function.
9544 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9545 from maybe_fold_offset_to_reference is trivially convertible
9546 to the desired type before doing the simplification.
9548 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9550 * expr.c (store_expr): Optimize initialization of an array
9552 * expr.h (builtin_strncpy_read_str): New prototype.
9553 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9556 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9559 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9560 field when initializing if_info structure.
9562 2007-08-24 Richard Guenther <rguenther@suse.de>
9564 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9566 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9567 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9568 * tree-inline.c (inlinable_function_p): Fold in common parts of
9569 the cannot_inline_tree_fn langhook.
9570 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9571 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9572 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9573 cannot_inline_tree_fn langhook.
9574 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9575 cannot_inline_tree_fn member.
9577 2007-08-24 Richard Guenther <rguenther@suse.de>
9579 * expr.c (get_inner_reference): Do computation of bitoffset
9580 from offset in a way we can detect overflow reliably.
9582 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9584 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9586 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9588 * config/bfin/bfin.opt (mfast-fp): Add.
9589 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9590 libbffastfp override libgcc if -mfast-fp.
9591 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9592 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9593 (Blackfin Options): Document -mfast-fp.
9595 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9597 PR tree-optimization/32573
9599 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9600 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9601 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9602 (build_classic_dist_vector): Return false rather than true if
9603 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9604 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9605 returned false. Don't call save_dist_v before calling
9606 build_classic_dist_vector_1.
9607 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9608 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9609 DDR_DIR_VECTS vectors.
9611 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9613 * configure.ac (leb128): Modify sed statement to work with any
9614 binutils version string.
9615 * configure: Regenerate
9617 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9619 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9620 Wrap in RTX_CODE macro guard.
9621 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9622 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9623 arm_mark_dllimport, arm_pe_encode_section_info,
9624 arm_pe_unique_section): Use ISO-C function declarations.
9625 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9626 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9627 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9629 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9630 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9632 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9634 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9635 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9636 (register_move_cost): Use ISO-C function declarations.
9637 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9638 * config/score/score-protos.h (score_declare_object): Add
9640 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9642 * final.c (profile_function): Avoid empty if-bodies.
9645 * calls.c (must_pass_in_stack_var_size,
9646 must_pass_in_stack_var_size_or_pad): Constify.
9647 * config/alpha/alpha-protos.h (function_value): Likewise.
9648 * config/alpha/alpha.c (alpha_return_in_memory,
9649 alpha_pass_by_reference, function_value,
9650 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9651 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9653 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9654 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9655 TARGET_PROMOTE_PROTOTYPES): Likewise.
9656 * config/arm/arm-protos.h (arm_return_in_memory,
9657 arm_pad_arg_upward, arm_function_value): Likewise.
9658 * config/arm/arm.c (arm_pass_by_reference,
9659 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9660 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9661 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9663 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9664 * config/avr/avr-protos.h (avr_function_value): Likewise.
9665 * config/avr/avr.c (avr_return_in_memory,
9666 gas_output_limited_string, gas_output_ascii, avr_function_value,
9667 avr_return_in_memory): Likewise.
9668 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9669 * config/bfin/bfin.c (bfin_pass_by_reference,
9670 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9671 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9673 * config/cris/cris.c (cris_pass_by_reference,
9674 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9675 * config/crx/crx.c (crx_return_in_memory): Likewise.
9676 * config/darwin.c (function_base, machopic_function_base_name):
9678 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9679 TARGET_PROMOTE_PROTOTYPES): Likewise.
9680 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9681 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9682 * config/i386/i386-protos.h (ix86_return_in_memory,
9683 ix86_sol10_return_in_memory): Likewise.
9684 * config/i386/i386.c (ix86_function_value,
9685 ix86_function_sseregparm, ix86_must_pass_in_stack,
9686 type_natural_mode, classify_argument, examine_argument,
9687 construct_container, ix86_pass_by_reference, function_value_32,
9688 function_value_64, ix86_function_value_1, return_in_memory_32,
9689 return_in_memory_64, return_in_memory_ms_64,
9690 ix86_return_in_memory, ix86_sol10_return_in_memory,
9691 TARGET_PROMOTE_PROTOTYPES): Likewise.
9692 * config/ia64/ia64-protos.h (ia64_function_value,
9693 ia64_hpux_function_arg_padding): Likewise.
9694 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9695 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9696 ia64_hpux_function_arg_padding): Likewise.
9697 * config/iq2000/iq2000-protos.h (function_arg,
9698 iq2000_function_value): Likewise.
9699 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9700 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9701 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9702 function_arg, iq2000_function_value): Likewise.
9703 * config/m32c/m32c-protos.h (m32c_function_value,
9704 m32c_promote_function_return): Likewise.
9705 * config/m32c/m32c.c (m32c_pass_by_reference,
9706 m32c_promote_prototypes, m32c_promote_function_return,
9707 m32c_function_value): Likewise.
9708 * config/m32r/m32r.c (m32r_return_in_memory,
9709 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9710 m32r_in_small_data_p): Likewise.
9711 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9713 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9714 m68hc11_function_arg_padding): Likewise.
9715 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9716 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9717 m68k_function_value): Likewise.
9718 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9719 mcore_function_value): Likewise.
9720 * config/mcore/mcore.c (handle_structs_in_regs,
9721 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9722 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9723 mcore_num_arg_regs, mcore_function_value): Likewise.
9724 * config/mips/mips-protos.h (mips_pad_arg_upward,
9725 mips_function_value): Likewise.
9726 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9727 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9728 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9729 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9730 mips_function_value): Likewise.
9731 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9733 * config/mmix/mmix.c (mmix_pass_by_reference,
9734 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9735 mmix_encode_section_info): Likewise.
9736 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9738 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9739 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9740 mn10300_function_value): Likewise.
9741 * config/mt/mt-protos.h (mt_function_value): Likewise.
9742 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9743 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9744 * config/pa/pa-protos.h (function_arg_padding, function_value,
9745 pa_return_in_memory): Likewise.
9746 * config/pa/pa.c (pa_pass_by_reference,
9747 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9748 function_arg_padding, function_value, pa_return_in_memory):
9750 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9751 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9752 function_arg_padding): Likewise.
9753 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9754 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9755 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9756 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9757 function_arg_padding, altivec_expand_dst_builtin,
9758 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9759 altivec_init_builtins, rs6000_common_init_builtins,
9760 rs6000_function_value): Likewise.
9761 * s390/s390-protos.h (s390_function_value): Likewise.
9762 * config/s390/s390.c (s390_function_arg_size,
9763 s390_pass_by_reference, s390_return_in_memory,
9764 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9765 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9766 * config/score/score-protos.h (score_function_value): Likewise.
9767 * config/score/score.c (score_arg_partial_bytes,
9768 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9769 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9770 score_pass_by_reference, score_add_offset, score_function_value):
9772 * config/sh/sh-protos.h (sh_attr_renesas_p,
9773 sh_promote_prototypes): Likewise.
9774 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9775 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9776 sh_attr_renesas_p): Likewise.
9777 * config/sparc/sparc-protos.h (function_value,
9778 function_arg_padding): Likewise.
9779 * config/sparc/sparc.c (sparc_promote_prototypes,
9780 sparc_return_in_memory, sparc_pass_by_reference,
9781 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9782 function_arg_record_value_2, function_arg_record_value_1,
9783 function_arg_record_value, function_arg_record_value,
9784 function_arg_padding, function_value): Likewise.
9785 * config/spu/spu-protos.h (spu_function_value): Likewise.
9786 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9787 spu_function_value): Likewise.
9788 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9790 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9791 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9792 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9794 * config/v850/v850.c (v850_return_in_memory,
9795 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9796 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9797 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9798 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9799 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9801 * explow.c (promote_mode, hard_function_value): Likewise.
9802 * expr.h (hard_function_value, promote_mode): Likewise.
9803 * function.c (aggregate_value_p): Likewise.
9804 * hooks.c (hook_bool_const_tree_true): New.
9805 * hooks.h (hook_bool_const_tree_true): New.
9806 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9807 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9808 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9809 TARGET_RETURN_IN_MSB): Likewise.
9810 * target.h (promote_function_args, promote_function_return,
9811 promote_prototypes, return_in_memory, return_in_msb,
9812 pass_by_reference, must_pass_in_stack, callee_copies,
9813 function_value): Likewise.
9814 * targhooks.c (default_return_in_memory,
9815 hook_pass_by_reference_must_pass_in_stack,
9816 hook_callee_copies_named,
9817 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9818 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9819 default_function_value): Likewise.
9820 * targhooks.h (default_return_in_memory,
9821 hook_pass_by_reference_must_pass_in_stack,
9822 hook_callee_copies_named,
9823 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9824 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9825 default_function_value): Likewise.
9826 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9827 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9828 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9829 * tree.c (needs_to_live_in_memory): Likewise.
9830 * tree.h (struct tree_type, needs_to_live_in_memory,
9831 aggregate_value_p, must_pass_in_stack_var_size,
9832 must_pass_in_stack_var_size_or_pad): Likewise.
9833 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9834 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9835 lookup_filename): Likewise.
9837 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9840 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9841 fake fcomi i387 instruction for !TARGET_CMOVE.
9842 (ix86_expand_branch): Expand natural sequence with one jump for
9843 all targets, not only TARGET_CMOVE.
9844 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9845 pattern to implement fake fcomi sequence. Split instruction after
9846 reload to correct compare sequences.
9847 (*cmpfp_xf_cc): Ditto.
9848 (*cmpfp_<mode>_cc): Ditto.
9849 (*cmpfp_u_cc): Ditto.
9850 (*cmpfp_<mode>_cc): Ditto.
9852 2007-08-23 Richard Guenther <rguenther@suse.de>
9854 * tree-pretty-print.c (dump_generic_node): Annotate
9855 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9857 2007-08-23 Richard Guenther <rguenther@suse.de>
9859 * builtins.c (expand_builtin_mathfn): Wrap argument in
9860 save_expr directly instead of re-building the call.
9861 (expand_builtin_mathfn_2): Likewise.
9862 (expand_builtin_mathfn_3): Likewise.
9863 (expand_builtin_interclass_mathfn): Likewise.
9864 (expand_builtin_int_roundingfn): Set arg.
9865 (expand_builtin_int_roundingfn_2): Likewise.
9867 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9869 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9870 *sse_nand<mode>3, *sse_xor<mode>3): New.
9872 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9874 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9875 * config/i386/i386.c (print_operand): Handle ';' code. Output
9876 semicolon for TARGET_MACHO.
9877 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9878 emit semicolon after 'lock' prefix.
9879 (sync_double_compare_and_swap<mode>): Ditto.
9880 (*sync_double_compare_and_swapdi_pic): Ditto.
9881 (*sync_compare_and_swap_cc<mode>): Ditto.
9882 (sync_double_compare_and_swap_cc<mode>): Ditto.
9883 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9884 (sync_old_add<mode>): Ditto.
9885 (sync_add<mode>): Ditto.
9886 (sync_sub<mode>): Ditto.
9887 (sync_ior<mode>): Ditto.
9888 (sync_and<mode>): Ditto.
9889 (sync_xor<mode>): Ditto.
9891 2007-08-22 Chao-ying Fu <fu@mips.com>
9893 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9895 (copy_rtx): Handle CONST_FIXED.
9896 (rtx_equal_p): Likewise.
9897 * rtl.h (fixed_value.h): New include.
9898 (rtx_def): Add a new field of fixed_value to u.
9899 (XCNMPFV): Define for accessing fixed_value.
9900 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9902 * rtl.def (CONST_FIXED): New constant.
9903 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9904 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9905 US_ASHIFT): New codes.
9906 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9907 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9908 unsigned_fract_convert, unsigned_sat_fract): Document them.
9909 * varasm.c (assemble_integer): Extend to support fixed-point constants
9910 by using different machine classes.
9911 (decode_addr_const): Handle FIXED_CST.
9912 (const_hash_1): Likewise.
9913 (compare_constant): Likewise.
9914 (copy_constant): Likewise.
9915 (const_rtx_hash_1): Handle CONST_FIXED.
9916 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9917 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9919 (initializer_constant_valid_p): Handle FIXED_CST.
9920 (output_constant): Support FIXED_POINT_TYPE.
9921 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9922 * cse.c (hash_rtx): Support CONST_FIXED.
9923 (exp_equiv_p): Likewise.
9924 (cannon_reg): Likewise.
9925 (fold_rtx): Likewise.
9926 (equiv_constant): Likewise.
9927 (cse_process_notes_1): Likewise.
9928 (count_reg_usage): Likewise.
9929 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9930 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9931 (wrap_constant): Check CONST_FIXED.
9932 (cselib_hash_rtx): Support CONST_FIXED.
9933 (cselib_subst_to_values): Likewise.
9934 * df-scan.c (df_uses_record): Likewise.
9935 * gcse.c (want_to_gcse_p): Likewise.
9936 (oprs_unchanged_p): Likewise.
9937 (oprs_not_set_p): Likewise.
9938 (compute_transp): Likewise.
9939 (extract_mentioned_regs_helper): Likewise.
9940 * genemit.c (gen_exp): Likewise.
9941 * local-alloc.c (equiv_init_varies_p): Likewise.
9942 (contains_replace_regs): Likewise.
9943 (memref_referenced_p): Likewise.
9944 * loop-invariant.c (check_maybe_invariant): Likewise.
9945 (hash_invariant_expr_1): Likewise.
9946 (invariant_expr_equal_p): Likewise.
9947 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9948 * regclass.c (reg_scan_mark_refs): Likewise.
9949 * regrename.c (scan_rtx): Likewise.
9950 * resource.c (mark_referenced_resources): Likewise.
9951 (mark_set_resources): Likewise.
9952 * rtlanal.c (rtx_unstable_p): Likewise.
9953 (rtx_varies_p): Likewise.
9954 (count_occurrences): Likewise.
9955 (reg_mentioned_p): Likewise.
9956 (modified_between_p): Likewise.
9957 (modified_in_p): Likewise.
9958 (volatile_insn_p): Likewise.
9959 (volatile_refs_p): Likewise.
9960 (side_effects_p): Likewise.
9961 (may_trap_p_1): Likewise.
9962 (inequality_comparisons_p): Likewise.
9963 (computed_jump_p_1): Likewise.
9964 (commutative_operand_precedence): Likewise.
9965 * sched-deps.c (sched_analyze_2): Likewise.
9966 * sched-vis.c (print_value): Likewise.
9967 * reload.c (operands_match_p): Likewise.
9968 (subst_reg_equivs): Likewise.
9969 * reload1.c (eliminate_regs_1): Likewise.
9970 (elimination_effects): Likewise.
9971 (scan_paradoxical_subregs): Likewise.
9972 * alias.c (rtx_equal_for_memref_p): Likewise.
9973 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9974 * emit-rtl.c (const_fixed_htab): New hash table.
9975 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9977 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9978 const_fixed_from_fixed_value): New functions.
9979 (verify_rtx_sharing): Handle CONST_FIXED.
9980 (copy_rtx_if_shared_1): Likewise.
9981 (reset_used_flags): Likewise.
9982 (set_used_flags): Likewise.
9983 (copy_insn_1): Likewise.
9984 (init_emit_once): Create const_fixed_htab.
9985 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9987 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9989 PR tree-optimization/32949
9990 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9991 before failing for ivs with non-constant step.
9993 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9995 * doc/md.texi (Iterators): Renamed from Macros. All contents
9996 changed to reflect rename of respectively define_code_macro and
9997 define_mode_macro to define_code_iterator and define_mode_iterator.
9998 (Mode Iterators, Code Iterators): Similar.
9999 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10000 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10001 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10002 (initialize_iterators, find_iterator, check_code_iterator)
10003 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10004 (read_mapping, read_rtx_1): Similar.
10005 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10006 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10007 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10008 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10009 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10010 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10011 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10012 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10013 config/rs6000/sync.md, config/rs6000/rs6000.md,
10014 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10015 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10016 config/vax/vax.md, config/bfin/bfin.md: Similar.
10018 2007-08-22 David Daney <ddaney@avtrex.com>
10020 * doc/install.texi (Testing): Mention testing on a simulator.
10022 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10024 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10026 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10027 and rearrange floating point conversion functions into different
10030 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10032 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10033 dfa_post_advance_cycle): New scheduler hooks.
10034 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10035 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10037 (TARGET_SCHED): Use them.
10038 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10039 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10040 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10042 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10043 function to facilitate debugging.
10044 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10045 (output_insn_has_dfa_reservation_p): New static function to output
10046 insn_has_dfa_reservation_p ().
10047 (write_automata): Use it.
10048 * genattr.c (main): Output declaration for
10049 insn_has_dfa_reservation_p ().
10051 2007-08-22 Christian Bruel <christian.bruel@st.com>
10052 Richard Guenther <rguenther@suse.de>
10054 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10055 * simplify_rtx (simplify_binary_operation_1): Likewise.
10057 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10059 PR rtl-optimization/32557
10060 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10061 of REGNO (mws->mw_reg).
10063 2007-08-22 Richard Guenther <rguenther@suse.de>
10065 PR middle-end/33007
10066 * builtins.c (expand_builtin_int_roundingfn): Replace call
10067 argument wrapped with SAVE_EXPR directly.
10068 (expand_builtin_int_roundingfn_2): Likewise.
10070 2007-08-22 Richard Guenther <rguenther@suse.de>
10072 * tree-inline.c (inlinable_function_p): Restore disregarding
10073 inline limits for GNU extern inline functions.
10075 2007-08-22 Richard Guenther <rguenther@suse.de>
10077 PR middle-end/32563
10078 * tree.c (host_integerp): Treat sizetype as signed as it is
10081 2007-08-21 Ian Lance Taylor <iant@google.com>
10083 PR tree-optimization/33134
10084 * tree-vrp.c (adjust_range_with_scev): Call
10085 set_value_range_to_value.
10087 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10089 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10092 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10094 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10097 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10099 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10100 cases to set eight bytes at a time.
10101 (expand_block_move): Likewise.
10103 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10106 * dwarf2out.c (gen_decl_die): Don't call
10107 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10109 2007-08-21 Paul Brook <paul@codesourcery.com>
10110 Nathan Sidwell <nathan@codesourcery.com>
10111 Mark Mitchell <mark@codesourcery.com>
10112 Joseph Myers <joseph@codesourcery.com>
10114 * configure.ac: Add --with-pkgversion and --with-bugurl.
10115 * configure: Regenerate.
10116 * doc/install.texi: Document them.
10117 * version.c (version_string): Remove VERSUFFIX.
10118 (VERSUFFIX): Remove.
10119 (pkgversion_string): New.
10120 (bug_report_url): Do not hard-code initializer.
10121 * version.h (pkgversion_string): Declare.
10122 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10124 (version.o): Define PKGVERSION and BUGURL.
10125 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10126 (%.pod): Define BUGURL.
10127 * gcc.c (process_command, main): Use pkgversion_string.
10128 * toplev.c (compile_file, print_version): Likewise.
10129 * protoize.c (main): Likewise.
10130 * gcov.c (print_version): Likewise. Update copyright date.
10131 * gcov-dump.c (print_version): Likewise. Update copyright date.
10132 * mips-tdump.c (main): Likewise. Update copyright date.
10133 * mips-tfile.c (main): Likewise. Update copyright date.
10134 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10135 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10136 shorten description.
10137 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10138 * doc/gccint.texi: Likewise.
10139 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10140 Update copyright date.
10142 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10144 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10145 (ix86_expand_strlensi_unroll_1): Ditto.
10146 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10147 (ix86_expand_carry_flag_compare): Update comment.
10149 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10151 PR middle-end/32912
10152 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10153 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10155 2007-08-21 Richard Guenther <rguenther@suse.de>
10157 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10159 2007-08-21 Richard Guenther <rguenther@suse.de>
10161 PR middle-end/33122
10162 * fold-const.c (fold_binary): Remove index +p PTR folding.
10163 Fix types of POINTER_PLUS_EXPR generated by folding of
10166 2007-08-20 Chao-ying Fu <fu@mips.com>
10168 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10169 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10170 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10171 (c_common_fixed_point_type_for_size): Declare.
10172 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10173 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10174 (c_token_starts_declspecs): Likewise.
10175 (c_parser_declspecs): Likewise.
10176 (c_parser_attributes): Likewise.
10177 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10178 (c_declspecs): Add saturating_p.
10179 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10180 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10181 _Sat. Handle RID_SAT.
10182 Avoid using void, bool, char, int, float, double, _Decimal32,
10183 _Decimal64, _Decimal128, and complex with _Sat.
10184 Handle RID_FRACT and RID_ACCUM.
10185 Make sure _Sat is used with _Fract or _Accum.
10186 (finish_declspecs): Handle cts_fract and cts_accum.
10187 * c-common.c (fixed-value.h): New include.
10188 (constant_expression_warning): Handle FIXED_CST.
10189 (overflow_warning): Likewise.
10190 (warnings_for_convert_and_check): Likewise.
10191 (c_common_fixed_point_type_for_size): New.
10192 (c_common_type_for_mode): Handle fixed-point modes to
10193 return various saturating/non-saturating, signed/unsigned types.
10194 (c_common_signed_or_unsigned_type): Support fixed-point types.
10195 (shorten_compare): Check fixed-point zero.
10196 Handle FIXED_POINT_TYPE.
10197 (c_common_truthvalue_conversion): Handle FIXED_CST.
10198 Handle FIXED_POINT_TYPE.
10199 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10201 (handle_mode_attribute): Handle fixed-point modes. Need to check
10202 if the signness of base type and fixed-point modes are consistent.
10203 (handle_vector_size_attribute): Handle fixed-point modes.
10204 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10205 (warn_for_div_by_zero): Check fixed-point zero.
10206 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10207 a common fixed-point type based on fbit, ibit, sign, and saturation.
10208 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10209 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10210 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10211 (convert_for_assignment): Support FIXED_POINT_TYPE.
10212 (digest_init): Handle FIXED_POINT_TYPE.
10213 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10214 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10215 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10216 GE_EXPR, LT_EXPR, GT_EXPR.
10217 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10218 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10219 * target.h (gcc_target): Add fixed_point_supported_p.
10220 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10221 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10222 (default_fixed_point_supported_p): Define.
10223 * targhooks.h (default_fixed_point_supported_p): Declare.
10224 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10225 * doc/install.texi (Configuration): Add --enable-fixed-point.
10226 * configure.ac (--enable-fixed-point): New to enable fixed-point
10227 arithmetic extension to C. For mips targets, we enable it by default.
10228 * configure, config.in: Regenerate.
10230 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10232 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10234 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10236 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10237 DWARF2_DEBUGGING_INFO.
10238 (cold_text_section_used): Same.
10239 (cold_text_section): Same.
10241 2007-08-20 Richard Guenther <rguenther@suse.de>
10243 * c-typeck.c (convert_for_assignment): Use the type of
10244 the member for the initialization.
10246 2007-08-20 Richard Guenther <rguenther@suse.de>
10248 * c-objc-common.c (c_disregard_inline_limits): Remove.
10249 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10250 * cgraphunit.c (cgraph_process_new_functions): Call
10251 disregard_inline_limits_p.
10252 (cgraph_preserve_function_body_p): Likewise.
10253 * ipa-inline.c (compute_inline_parameters): Likewise.
10254 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10256 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10257 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10258 disregard_inline_limits langhook.
10259 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10261 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10262 disregard_inline_limits langhook.
10263 * tree-inline.c (disregard_inline_limits_p): New function.
10264 * tree-inline.h (disregard_inline_limits_p): Declare.
10266 2007-08-20 Richard Guenther <rguenther@suse.de>
10268 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10269 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10270 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10271 auto_var_in_fn_p langhook.
10272 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10274 * tree.c (auto_var_in_fn_p): ... here.
10275 (find_var_from_fn): Call auto_var_in_fn_p directly.
10276 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10277 auto_var_in_fn_p langhook.
10278 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10279 (copy_body_r): Likewise.
10280 (self_inlining_addr_expr): Likewise.
10281 * tree.h (auto_var_in_fn_p): Declare.
10283 2007-08-20 Richard Guenther <rguenther@suse.de>
10285 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10286 (walk_type_fields): Take lh parameter.
10287 (walk_tree): Rename to ...
10288 (walk_tree_1): ... this. Do not call the walk_subtrees
10289 langhook but the now passed callback. Pass lh on recursion.
10290 (walk_tree_without_duplicates): Rename to ...
10291 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10292 and call walk_tree_1.
10293 * tree.h (walk_tree_lh): New typedef.
10294 (walk_tree_1): Declare.
10295 (walk_tree_without_duplicates_1): Likewise.
10296 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10297 (walk_tree_without_duplicates): New define to
10298 walk_tree_without_duplicates_1 with NULL lh parameter.
10299 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10300 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10302 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10303 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10304 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10307 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10309 PR middle-end/30564
10310 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10311 code in front of the compacting of basic blocks.
10312 Move the folding of statements inbetween the cgraph checking
10313 and compacting of basic blocks.
10315 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10316 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10319 * config/alpha/alpha.c (va_list_skip_additions): Check for
10320 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10321 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10322 PLUS_EXPR when checking ap.__base.
10323 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10324 when doing addition on pointer types. Use size_int instead of
10326 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10327 ptr_type in the second operand.
10329 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10332 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10334 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10336 PR middle-end/32940
10337 * cfgexpand.c (expand_one_register_var): Mark pointer
10338 DECL_ARTIFICIAL as REG_POINTER also.
10339 * stmt.c (expand_decl): Likewise.
10341 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10348 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10349 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10350 on_worklist argument and avoid adding things to worklist multiple
10352 (add_to_worklist): Ditto.
10353 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10354 single SFT is clobbered.
10355 (set_initial_properties): Ditto.
10356 (compute_call_clobbered): Update for changes to function
10358 (create_overlap_variables_for): Always create SFT for offset 0.
10359 (create_structure_vars): Handle PHI's, since we are in SSA form at
10361 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10362 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10364 (add_vars_for_offset): Figure out aliases from access + points-to.
10365 (add_virtual_operand): Use add_vars-for_offset.
10366 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10367 (add_call_clobber_ops): Remove makes_clobbering_call set.
10368 (get_expr_operands): Always pass through the INDIRECT_REF
10370 * tree-ssa-structalias.c (struct constraint_graph): Remove
10372 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10373 address_taken, pt_used, number_incoming.
10374 (FIRST_ADDR_NODE): Removed.
10375 (merge_graph_nodes): Remove broken code for the moment.
10376 (init_graph): New function.
10377 (build_pred_graph): Remove code to init_graph.
10378 Add location equivalence support.
10379 (struct scc_info): Rename roots to deleted.
10380 (scc_visit): Ditto.
10381 (init_scc_info): Ditto
10382 (init_topo_info): Use graph->size.
10383 (compute_topo_order): Ditto.
10384 (do_da_constraint): Removed.
10385 (do_sd_constraint): Remove calls to find().
10386 set_union_with_increment should always get 0 as last arg here.
10387 (do_complex_constraint): Replace do_da_constraint with assert.
10389 (struct equiv_class_label): New.
10390 (pointer_equiv_class_table): Ditto.
10391 (location_equiv_class_table): Ditto.
10392 (equiv_class_label_hash): Ditto.
10393 (equiv_class_label_eq): Ditto
10394 (equiv_class_lookup): Ditto.
10395 (equiv_class_ladd): Ditto.
10396 (pointer_equiv_class): Ditto.
10397 (location_equiv_class): Ditto.
10398 (condense_visit): Rename and rewrite from label_visit to do only
10399 SCC related stuff for HU.
10400 (label_visit): Do HU work for HU.
10401 (perform_var_substitution): Update to do HU and location
10403 (free_var_substitution_info): Update to free HU and location
10404 equivalence structures. */
10405 (find_equivalent_node): Update for pointer but not location
10407 (unite_pointer_equivalences): New function.
10408 (move_complex_constraints): Rewrite to only do moving.
10409 (rewrite_constraints): Split out of move_complex_constraints.
10410 (solve_graph): Use graph->size.
10411 (process_constraint_1): Add from_call argument, use it.
10412 Split *a = &b into two constraints.
10413 (process_constraint): Use new process_constraint_1.
10414 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10415 (get_constraint_for): Handle non-pointer integers properly.
10416 Remove code that used to handle structures.
10417 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10418 with unknown addends.
10419 (handle_rhs_call): New function.
10420 (find_func_aliases): Use handle_rhs_call.
10421 (set_uids_in_ptset): Add an assert.
10422 (set_used_smts): Fix bug in not considering unified vars.
10423 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10424 (compute_points_to_sets): Update for other function changes.
10425 (delete_points_to_sets): Ditto.
10426 (ipa_pta_execute): Ditto.
10427 (pass_ipa_pta): We need to update SSA after ipa_pta.
10429 2007-08-19 Jan Hubicka <jh@suse.cz>
10431 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10433 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10435 * dwarf2out.c (text_section_used, cold_text_section_used,
10436 cold_text_section, dwarf2out_note_section_used): New.
10437 (dwarf2out_init): Initialize cold_text_section.
10438 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10439 dwarf2out_note_section_used.
10440 (size_of_aranges): Only count entry for text section if it was
10441 used. Count entry for cold text section if it was used.
10442 (output_aranges): Only output entries for text section and cold
10443 text section if they were used.
10445 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10447 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10449 (debug_generic_stmt): Likewise.
10450 (debug_tree_chain): Likewise.
10452 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10454 * tree-data-refs.c (split_constant_offset): Expose.
10455 * tree-data-refs.h (split_constant_offset): Add declaration.
10457 * tree-vectorizer.h (dr_alignment_support): Renamed
10458 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10459 Added a new value dr_explicit_realign.
10460 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10461 dr_offset, dr_step, and dr_aligned_to, along with new access
10462 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10463 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10464 STMT_VINFO_DR_ALIGNED_TO.
10466 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10468 In case of outer-loop vectorization with non-fixed misalignment - use
10469 the dr_explicit_realign scheme instead of the optimized realignment
10471 (new_stmt_vec_info): Initialize new fields.
10473 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10474 'nested_in_vect_loop' case. Change verbosity level.
10475 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10476 Don't fail on zero step in the outer-loop for loads.
10477 (vect_analyze_data_refs): Call split_constant_offset to calculate
10478 base, offset and init relative to the outer-loop.
10480 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10481 BSI function argument with a new function argument - at_loop.
10482 Simplify the condition that determines STEP. Takes additional argument
10483 INV_P. Support outer-loop vectorization (handle the
10484 nested_in_vect_loop case), including zero step in the outer-loop. Call
10485 vect_create_addr_base_for_vector_ref with additional argument.
10486 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10487 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10488 Fixed and simplified calculation of step.
10489 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10490 of bsi, and with additional argument. Call bump_vector_ptr with
10491 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10492 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10493 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10494 when the realignment setup needs to take place inside the loop.
10495 Support the dr_explicit_realign scheme. Allow generating the optimized
10496 realignment scheme for outer-loop vectorization. Added documentation.
10497 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10498 the 'nested_in_vect_loop' case, including loads that are invariant in
10499 the outer-loop and the realignment schemes. Handle the case when the
10500 realignment setup needs to take place inside the loop. Call
10501 vect_setup_realignment with additional arguments. Call
10502 vect_create_data_ref_ptr with additional argument and with loop instead
10503 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10504 (vect_gen_niters_for_prolog_loop): Call
10505 vect_create_addr_base_for_vector_ref with additional arguments.
10506 (vect_create_cond_for_align_checks): Likewise.
10507 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10508 scheme: takes additional argument bump; argument ptr_incr is now
10509 optional; updated documentation.
10510 (vect_init_vector): Takes additional argument (bsi). Use it, if
10511 available, to insert the vector initialization.
10512 (get_initial_def_for_induction): Pass additional argument in call to
10514 (vect_get_vec_def_for_operand): Likewise.
10515 (vect_setup_realignment): Likewise.
10516 (vectorizable_load): Likewise.
10518 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10520 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10521 as argument instead of struct loop.
10522 (nested_in_vect_loop_p): New function.
10523 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10524 vect_used_in_outer.
10525 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10526 from other phis in the loop.
10527 (destroy_loop_vec_info): Add additional argument to declaration.
10529 * tree-vectorizer.c (supportable_widening_operation): Also check if
10530 nested_in_vect_loop_p (don't allow changing the order in this case).
10531 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10532 of struct loop. Call nested_in_vect_loop_p and don't require
10533 flag_unsafe_math_optimizations if it returns true.
10534 (new_stmt_vec_info): When setting def_type for phis differentiate
10535 loop-header phis from other phis.
10536 (bb_in_loop_p): New function.
10537 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10538 just update their loop_vinfo. Order of BB traversal now matters -
10539 call dfs_enumerate_from with bb_in_loop_p.
10540 (destroy_loop_vec_info): Takes additional argument to control whether
10541 stmt_vinfo of the loop stmts should be destroyed as well.
10542 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10543 reduction stmt to be defines by a non loop-header phi.
10544 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10546 * tree-vect-transform.c (vectorizable_reduction): Call
10547 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10548 (vectorizable_call): Likewise.
10549 (vectorizable_conversion): Likewise.
10550 (vectorizable_operation): Likewise.
10551 (vectorizable_type_promotion): Likewise.
10552 (vectorizable_type_demotion): Likewise.
10553 (vectorizable_store): Likewise.
10554 (vectorizable_live_operation): Likewise.
10555 (vectorizable_reduction): Likewise. Also pass loop_info to
10556 vect_is_simple_reduction instead of loop.
10557 (vect_init_vector): Call nested_in_vect_loop_p.
10558 (get_initial_def_for_reduction): Likewise.
10559 (vect_create_epilog_for_reduction): Likewise.
10560 (vect_init_vector): Check which loop to work with, in case there's an
10562 (get_initial_def_for_inducion): Extend to handle outer-loop
10563 vectorization. Fix indentation.
10564 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10565 In the case vect_induction_def get the vector def from the induction
10566 phi node, instead of calling get_initial_def_for_inducion.
10567 (get_initial_def_for_reduction): Extend to handle outer-loop
10569 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10571 (vect_transform_loop): Change assert to just skip this case. Add a
10573 (vect_finish_stmt_generation): Add a couple asserts.
10575 (vect_estimate_min_profitable_iters): Multiply
10576 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10578 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10579 this is an inner-loop reduction in outer-loop vectorization.
10581 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10582 Same code as what used to be vect_analyze_scalar_cycles, only with
10583 additional argument loop, and loop_info passed to
10584 vect_is_simple_reduction instead of loop.
10585 (vect_analyze_scalar_cycles): Code factored out into
10586 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10587 Updated documentation.
10588 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10589 outer-loop vectorization that are live or not used in the outerloop,
10590 cause this requires special handling.
10591 (vect_enhance_data_refs_alignment): Don't consider versioning for
10593 (vect_analyze_data_refs): Check that there are no datarefs in the
10595 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10596 and vect_used_in_outer_by_reduction cases.
10597 (process_use): Also consider the case of outer-loop stmt defining an
10598 inner-loop stmt and vice versa.
10599 (vect_analyze_loop_1): New function.
10600 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10601 loops. Call vect_analyze_loop_1.
10602 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10603 been vectorized. Call destroy_loop_vec_info with additional argument.
10605 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10606 in the inner-loop when doing outer-loop vectorization. Add
10607 documentation and printout.
10608 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10609 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10611 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10613 * tree-affine.h (print_aff): New prototype.
10614 (debug_aff): Likewise.
10615 * tree-affine.c (print_aff): New function.
10616 (debug_aff): Likewise.
10618 2007-08-18 Paul Brook <paul@codesourcery.com>
10619 Joseph Myers <joseph@codesourcery.com>
10621 * common.opt (-fdebug-prefix-map=): New option.
10622 * opts.c: Include debug.h.
10623 (common_handle_option): Handle -fdebug-prefix-map.
10624 * final.c: Include ggc.h.
10625 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10626 remap_debug_filename): New.
10627 * Makefile.in (final.o, opts.o): Update dependencies.
10628 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10629 * configure.ac: Check for assembler --debug-prefix-map support.
10630 * configure, config.in: Regenerate.
10631 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10632 (ASM_DEBUG_SPEC): Include ASM_MAP.
10633 * doc/install.texi (--with-debug-prefix-map): Document.
10634 * doc/invoke.texi (-fdebug-prefix-map): Document.
10635 * dbxout.c (dbxout_init, dbxout_start_source_file,
10636 dbxout_source_file): Call remap_debug_filename.
10637 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10638 dwarf2out_start_source_file, dwarf2out_finish): Call
10639 remap_debug_filename.
10640 (file_table_relative_p): Do not check d->emitted_number.
10641 * toplev.c (output_file_directive): Call remap_debug_filename.
10642 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10643 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10645 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10647 * loop-invariant.c (find_invariants_to_move): Add missing macro
10650 2007-08-17 Tom Tromey <tromey@redhat.com>
10652 * tree.h (struct tree_label_decl): Removed old "java" fields.
10654 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10655 Nigel Stephens <nigel@mips.com>
10657 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10658 Treat -mno-data-in-code and -mcode-xonly as aliases for
10659 -mcode-readable=no and -mcode-readable=pcrel respectively.
10660 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10661 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10662 (MULTILIB_DIRNAMES): Update accordingly.
10664 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10666 * Makefile.in (version.o): Depend on $(REVISION) only if
10667 REVISION_s is defined.
10669 2007-08-17 Sa Liu <saliu@de.ibm.com>
10670 Ulrich Weigand <uweigand@de.ibm.com>
10672 PR middle-end/32970
10673 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10674 use build_qualified_type to retain qualifiers of the base type.
10676 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10678 * config/score/score.md : Update pattern tablejump.
10679 * config/score/score.c : Update score_initialize_trampoline
10681 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10682 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10683 * doc/contrib.texi: Add my entry.
10685 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10687 * Makefile.in (REVISION): New.
10690 (version.o): Also depend on $(REVISION). Add
10691 -DREVISION=$(REVISION_s).
10693 * version.c (version_string): Add REVISION.
10695 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10697 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10698 of GOTO that's relocated to a different block.
10700 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10702 * c-common.c (const_strip_array_types): New.
10703 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10704 (const_strip_array_types): New.
10705 * c-objc-common.c (c_disregard_inline_limits,
10706 c_warn_unused_global_decl): Constify.
10707 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10708 c_vla_type_p, c_incomplete_type_error): Likewise.
10709 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10710 * hooks.c (hook_bool_const_tree_false): New.
10711 * hooks.h (hook_bool_const_tree_false): Likewise.
10712 * langhooks-def.h (lhd_warn_unused_global_decl,
10713 lhd_incomplete_type_error, lhd_expr_size,
10714 lhd_tree_inlining_disregard_inline_limits,
10715 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10716 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10717 * langhooks.c (lhd_warn_unused_global_decl,
10718 lhd_incomplete_type_error,
10719 lhd_tree_inlining_disregard_inline_limits,
10720 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10721 lhd_expr_size): Likewise.
10722 * langhooks.h (lang_hooks_for_tree_inlining,
10723 lang_hooks_for_tree_dump, lang_hooks_for_types,
10724 lang_hooks_for_decls, lang_hooks): Likewise.
10725 * pointer-set.c (pointer_set_t, pointer_set_create,
10726 pointer_set_contains, insert_aux, pointer_set_insert,
10727 pointer_set_traverse, pointer_map_t, pointer_map_create,
10728 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10730 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10731 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10732 pointer_map_traverse): Likewise.
10733 * predict.c (assert_is_empty): Likewise.
10734 * tree-affine.c (free_name_expansion): Likewise.
10735 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10736 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10737 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10739 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10741 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10743 (destroy_loop_vec_info): Add call to VEC_free.
10744 * tree-vectorizer.h (may_alias_ddrs): Define.
10745 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10746 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10747 Change reporting to dump.
10748 (vect_is_duplicate_ddr): New.
10749 (vect_mark_for_runtime_alias_test): New.
10750 (vect_analyze_data_ref_dependences) Add call to
10751 vect_mark_for_runtime_alias_test.
10752 (vect_enhance_data_refs_alignment): Define local variable
10753 vect_versioning_for_alias_required, don't perform
10754 peeling for alignment if versioning for alias is
10756 (vect_enhance_data_refs_alignment): Use
10757 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10758 PARAM_VECT_MAX_VERSION_CHECKS.
10759 * tree-vect-transform.c
10760 (vect_create_cond_for_alias_checks): New.
10761 (vect_transform_loop): Add call to
10762 vect_create_cond_for_alias_checks.
10763 (vect_vfa_segment_size): New.
10764 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10766 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10768 (vect-max-version-for-alignment-checks): Document.
10769 (vect-max-version-for-alias-checks): Document.
10770 (vect-max-version-checks): Remove.
10772 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10774 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10775 the same line as the instruction for all asm dialects.
10776 (*rep_movsi): Ditto.
10777 (*rep_movsi_rex64): Ditto.
10778 (*rep_movqi): Ditto.
10779 (*rep_movqi_rex64): Ditto.
10780 (*rep_stosdi_rex64): Ditto.
10781 (*rep_stossi): Ditto.
10782 (*rep_stossi_rex64): Ditto.
10783 (*rep_stosqi): Ditto.
10784 (*rep_stosqi_rex64): Ditto.
10785 (*cmpstrnqi_nz_1): Ditto.
10786 (*cmpstrnqi_nz_rex_1): Ditto.
10787 (*cmpstrnqi_1): Ditto.
10788 (*cmpstrnqi_rex_1): Ditto.
10789 (*strlenqi_1): Ditto.
10790 (*strlenqi_rex_1): Ditto.
10791 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10792 prefix on the same line as the instruction for all asm dialects.
10793 (sync_double_compare_and_swap<mode>): Ditto.
10794 (*sync_double_compare_and_swapdi_pic): Ditto.
10795 (*sync_compare_and_swap_cc<mode>): Ditto.
10796 (sync_double_compare_and_swap_cc<mode>): Ditto.
10797 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10798 (sync_old_add<mode>): Ditto.
10799 (sync_add<mode>): Ditto.
10800 (sync_sub<mode>): Ditto.
10801 (sync_ior<mode>): Ditto.
10802 (sync_and<mode>): Ditto.
10803 (sync_xor<mode>): Ditto.
10805 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10807 PR middle-end/32897
10808 * reload.c (find_reloads): Check that the memory returned by
10809 find_reloads_toplev was not the result of forcing a constant
10811 (find_reloads_toplev): Always use simplify_gen_subreg to get
10812 the subreg of a constant. If the result is also a constant,
10813 but not a legitimate one, force it into the constant pool
10814 and reload its address.
10816 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10818 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10821 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10823 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10824 directive for the current vector ABI.
10826 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10829 * caller-save.c (reg_save_code): Set invalide status on restore code.
10831 2007-08-15 Diego Novillo <dnovillo@google.com>
10833 * tree-ssa-alias.c (compute_memory_partitions): Use
10834 alias_bitmap_obstack to allocate bitmaps.
10835 (reset_alias_info): Factor out of init_alias_info.
10836 Mark all name tags not associated to an SSA name for renaming.
10837 (init_alias_info): Call it.
10838 (create_name_tags): Tidy. Add comments.
10839 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10841 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10843 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10844 scheduler dependencies.
10846 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10848 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10849 "register_operand".
10850 (*iorsi_1_zext): Likewise.
10851 (*iorsi_1_zext_imm): Likewise.
10852 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10853 with "rm"/"xm" constraint.
10854 (sse2_vmsqrtv2df2): Likewise.
10856 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10858 PR middle-end/33074
10859 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10862 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10864 * tree-pass.h (PROP_pta): Removed.
10865 (TODO_rebuild_alias): New.
10866 (pass_may_alias): Removed.
10867 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10868 aliasing if we changed something.
10869 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10871 (pass_may_alias): Removed.
10872 (create_structure_vars): Return TODO_rebuild_alias.
10873 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10874 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10876 (tree_sra_early): We never affect aliasing right now.
10877 * tree-flow.h (compute_may_aliases): New prototype.
10878 * passes.c: Remove pass_may_alias from the passes.
10879 (execute_function_todo): Support TODO_rebuild_alias.
10881 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10883 * config/i386/i386.c (legitimize_address): Move dllimported variable
10884 check infront of legitimizing pic address of CONST symbols.
10886 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10888 PR tree-optimization/32941
10889 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10890 (goto_queue_cmp): Remove.
10891 (find_goto_replacement): Change search method.
10892 (maybe_record_in_goto_queue): Add assert.
10893 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10894 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10896 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10898 * alias.c (component_uses_parent_alias_set): Constify.
10899 * alias.h (component_uses_parent_alias_set): Likewise.
10900 * cfgrtl.c (print_rtl_with_bb): Likewise.
10901 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10902 mpz_get_double_int): Likewise.
10903 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10904 mpz_get_double_int): Likewise.
10905 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10906 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10908 * expr.h (safe_from_p): Likewise.
10909 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10911 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10912 zero_sized_type, goa_lhs_expr_p): Likewise.
10913 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10914 * rtl.h (print_rtl_with_bb): Likewise.
10915 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10916 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10917 * tree-flow-inline.h (bb_stmt_list): Constify.
10918 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10920 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10921 const_first_stmt, const_last_stmt): New.
10922 (block_may_fallthru, empty_block_p): Constify.
10923 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10924 EXPR_ONLY_BODY): New.
10925 (expr_first, expr_last, expr_only): Use macro for body.
10926 (const_expr_first, const_expr_last, const_expr_only): New.
10927 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10928 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10929 ctsi_prev, ctsi_stmt): New.
10930 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10931 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10932 * tree-ssa-loop-niter.c (loop_only_exit_p,
10933 derive_constant_upper_bound): Likewise.
10934 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10935 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10936 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10937 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10938 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10939 * tree.c (get_type_static_bounds): Likewise.
10940 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10941 (get_type_static_bounds): Constify.
10943 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10946 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10947 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10948 (*<addsub><mode>3_cc_overflow): New.
10949 (*add<mode>3_cconly_overflow): New.
10950 (*sub<mode>3_cconly_overflow): New.
10951 (*<addsub>si3_zext_cc_overflow): New.
10952 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10953 CCCmode for LTU, GTU, LEU and GEU.
10954 (ix86_comparison_operator): Likewise.
10955 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10956 * config/i386/i386.c (put_condition_code): Support CCCmode.
10957 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10958 or MINUS expressions.
10960 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10963 * c-typeck.c (build_binary_op): Disallow vector float types with
10964 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10966 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10968 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10969 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10970 (dep_def): New typedef.
10971 (init_dep_1, sd_debug_dep): Declare functions.
10972 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10973 (debug_dep_links): Remove.
10974 (struct _deps_list): New field 'n_links'.
10975 (DEPS_LIST_N_LINKS): New macro.
10976 (FOR_EACH_DEP_LINK): Remove.
10977 (create_deps_list, free_deps_list, delete_deps_list): Remove
10979 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10980 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10981 (copy_deps_list_change_con, move_dep_link): Ditto.
10982 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10983 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10985 (INSN_BACK_DEPS): Remove.
10986 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10988 (INSN_DEP_COUNT): Remove.
10989 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10990 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10991 Declare global variables.
10992 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10993 (add_forw_dep, compute_forward_dependences): Remove declarations.
10994 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10995 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10996 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10998 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11000 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11001 (sd_list_types_def): New typedef.
11002 (sd_next_list): Declare function.
11003 (struct _sd_iterator): New type.
11004 (sd_iterator_def): New typedef.
11005 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11007 (FOR_EACH_DEP): New cycle wrapper.
11008 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11010 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11011 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11014 * sched-deps.c (init_dep_1): Make global.
11015 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11017 (dump_dep): New static function.
11018 (dump_dep_flags): New static variable.
11019 (sd_debug_dep): New function.
11020 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11022 (move_dep_link): Use remove_from_deps_list (), instead of
11023 detach_dep_link ().
11024 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11025 (dep_link_is_detached_p): New static function.
11026 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11028 (dn_pool, dl_pool): New alloc_pools.
11029 (dn_pool_diff, dl_pool_diff): New static variables.
11030 (create_dep_node, delete_dep_node): New static function.
11031 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11032 (deps_list_empty_p): Make it static. Use 'n_links' field.
11033 (deps_pools_are_empty_p): New static function.
11034 (alloc_deps_list, delete_deps_list): Remove.
11035 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11036 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11037 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11038 (forward_dependency_cache): Remove.
11039 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11040 'back' from the names. Change signature to use dep_t instead of
11042 (add_back_dep): Ditto. Make global.
11043 (check_dep_status): Rename to check_dep ().
11044 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11046 (sd_finish_insn): Ditto.
11047 (sd_find_dep_between_no_cache): New static function.
11048 (sd_find_dep_between): New function.
11049 (ask_dependency_caches, set_dependency_caches): New static functions.
11050 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11051 (add_or_update_dep_1): Separate pieces of functionality into
11052 ask_dependency_caches (), update_dependency_caches (),
11053 change_spec_dep_to_hard (), update_dep ().
11054 (get_back_and_forw_lists): New static function.
11055 (sd_add_dep): Separate setting of dependency caches into
11056 set_dependency_caches ().
11057 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11059 (sd_delete_dep): Ditto.
11060 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11061 (dump_lists): New static function.
11062 (sd_debug_lists): New debug function.
11063 (delete_all_dependences, fixup_sched_groups): Update to use
11064 sd_* infrastructure.
11065 (sched_analyze_2): Create data-speculative dependency only if
11066 data-speculation is enabled.
11067 (sched_analyze_insn): If insn cannot be speculative, make all its
11068 dependencies non-speculative.
11069 (sched_analyze): Use sd_init_insn ().
11070 (add_forw_dep, compute_forward_dependencies): Remove.
11071 (delete_dep_nodes_in_back_deps): New static function.
11072 (sched_free_deps): New function.
11073 (init_dependency_caches): Init alloc_pools.
11074 (extend_depedency_caches): Update after removing of
11075 forward_dependency_cache.
11076 (free_dependency_caches): Ditto. Free alloc_pools.
11077 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11078 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11080 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11081 (add_dependence): Use init_dep ().
11082 (get_dep_weak_1): New static function.
11083 (get_dep_weak): Move logic to get_dep_weak_1 ().
11084 (dump_ds): New static function moved from haifa-sched.c:
11085 debug_spec_status ().
11086 (debug_ds): New debug function.
11087 (check_dep_status): Rename to check_dep (). Update to check whole
11090 * haifa-sched.c (spec_info): Make global.
11091 (added_recovery_block_p): Rename to
11092 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11093 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11094 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11095 to use new interfaces.
11096 (ok_for_early_queue_removal): Ditto.
11097 (schedule_block): Initialize logical uids of insns emitted by the
11099 (sched_init): Initialize new variable.
11100 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11102 (extend_global): Initialize insn data.
11103 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11104 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11106 (add_to_speculative_block): Update to use new interfaces.
11107 (create_recovery_block): Set new variables.
11108 (create_check_block_twin, fix_recovery_deps): Update to use new
11110 (sched_insn_is_legitimate_for_speculation_p): New function.
11111 (speculate_insn): Move checking logic to
11112 sched_insn_is_legitimate_for_speculation_p ().
11113 (sched_remove_insn): Finalize sched-deps information of instruction.
11114 (clear_priorities, add_jump_dependencies): Update to use new
11116 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11118 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11119 to use new interfaces.
11120 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11121 (new_ready): Try to use control speculation only if it is available.
11122 (add_branch_dependences): Update to use new interfaces.
11123 (compute_block_backward_dependences): Rename to
11124 compute_block_dependences (). Call
11125 targetm.sched.dependencies_evaluation_hook ().
11126 (free_block_dependencies): New static function.
11127 (debug_dependencies): Update to use new interfaces.
11128 (schedule_region): Remove separate computation of forward dependencies.
11129 Move call of targetm.sched.dependencies_evaluation_hook () to
11130 compute_block_dependences (). Free dependencies at the end of
11131 scheduling the region.
11133 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11135 (add_deps_for_risky_insns): Ditto.
11136 (schedule_ebb): Remove separate computation of forward dependencies.
11137 Free dependencies at the end of scheduling the ebb.
11139 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11140 (build_intra_loop_deps): Ditto. Remove separate computation of
11141 forward dependencies. Free sched-deps dependencies.
11143 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11144 to use new interfaces.
11145 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11147 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11149 (is_costly_group): Ditto.
11151 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11153 * alias.c (rtx_equal_for_memref_p): Constify.
11154 * basic-block.h (const_edge, const_basic_block): New.
11155 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11156 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11157 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11158 probably_never_executed_bb_p, edge_probability_reliable_p,
11159 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11160 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11162 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11163 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11165 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11166 flow_nodes_print, dfs_enumerate_from): Likewise.
11167 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11168 control_flow_insn_p, count_basic_blocks): Likewise.
11169 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11170 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11171 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11172 average_num_loop_insns, loop_exit_edge_p,
11173 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11174 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11175 average_num_loop_insns, seq_cost): Likewise.
11176 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11177 * dominance.c (dominated_by_p): Likewise.
11178 * emit-rtl.c (validate_subreg): Likewise.
11179 * except.c (can_throw_internal, can_throw_external): Likewise.
11180 * except.h (can_throw_internal, can_throw_external): Likewise.
11181 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11182 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11183 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11184 simple_mem, store_ops_ok, load_kills_store, find_loads,
11185 store_killed_in_insn, store_killed_after, store_killed_before,
11186 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11188 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11189 noce_mem_write_may_trap_or_fault_p): Likewise.
11190 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11192 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11194 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11195 probably_cold_bb_p, probably_never_executed_bb_p,
11196 edge_probability_reliable_p, br_prob_note_reliable_p,
11197 can_predict_insn_p): Likewise.
11198 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11199 * resource.c (return_insn_p): Likewise.
11200 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11202 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11203 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11204 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11205 verify_gimple_modify_stmt): Likewise.
11206 * tree-chrec.c (is_not_constant_evolution,
11207 is_multivariate_chrec_rec, is_multivariate_chrec,
11208 chrec_contains_symbols, chrec_contains_undetermined,
11209 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11210 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11211 eq_evolutions_p, scev_direction): Likewise.
11212 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11213 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11214 chrec_contains_symbols_defined_in_loop,
11215 chrec_contains_undetermined, tree_contains_chrecs,
11216 evolution_function_is_affine_multivariate_p,
11217 evolution_function_is_univariate_p, chrec_zerop,
11218 evolution_function_is_constant_p, evolution_function_is_affine_p,
11219 evolution_function_is_affine_or_constant_p,
11220 tree_does_not_contain_chrecs, chrec_type): Likewise.
11221 * tree-data-ref.c (tree_fold_divides_p,
11222 object_address_invariant_in_loop_p, dr_may_alias_p,
11223 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11224 same_access_functions, constant_access_functions,
11225 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11227 * tree-flow.h (scev_direction): Likewise.
11228 * tree-gimple.c (is_gimple_stmt): Likewise.
11229 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11231 * tree-pretty-print.c (op_prio): Likewise.
11232 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11233 analyzable_condition, backedge_phi_arg_p): Likewise.
11234 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11235 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11236 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11239 2007-08-13 Dan Hipschman <dsh@google.com>
11242 * c-format.c (check_format_arg): Move check for zero-length
11243 format strings below the check for unterminated strings.
11245 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11248 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11251 2007-08-13 Nick Clifton <nickc@redhat.com>
11253 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11255 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11258 * c-format.c (gcc_gfc_length_specs): New array.
11259 (gcc_gfc_char_table): Add unsigned specifier, and references to
11260 the l length modifier.
11261 (format_types_orig): Use the new gcc_gfc_length_specs.
11263 2007-08-12 Sa Liu <saliu@de.ibm.com>
11265 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11266 and with REG_RETVAL note after split.
11268 2007-08-11 David Daney <ddaney@avtrex.com>
11270 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11271 as ATTRIBUTE_UNUSED.
11273 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11274 Segher Boessenkool <segher@kernel.crashing.org>
11276 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11277 HAVE_LOCAL_CPU_DETECT not defined.
11279 2007-08-11 Jan Hubicka <jh@suse.cz>
11281 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11282 (cgraph_process_new_functions): Honor previous value of
11283 disregard_inline_limits.
11284 * ipa-inline.c (compute_inline_parameters): Likewise.
11286 2007-08-11 Ian Lance Taylor <iant@google.com>
11288 * alias.h (alias_set_type): Define new type.
11289 (ALIAS_SET_MEMORY_BARRIER): Use it.
11290 * rtl.h: Include alias.h.
11291 (struct mem_attrs): Use alias_set_type.
11292 * tree.h: Include alias.h
11293 (struct tree_type): Use alias_set_type.
11294 (struct tree_struct_field_tag): Likewise.
11295 (struct tree_decl_common): Likewise.
11296 * alias.c (struct alias_set_entry): Use alias_set_type.
11297 (get_alias_set_entry, alias_set_subset_of): Likewise.
11298 (alias_sets_conflict_p): Likewise.
11299 (alias_sets_must_conflict_p): Likewise.
11300 (objects_must_conflict_p): Likewise.
11301 (get_alias_set, new_alias_set): Likewise.
11302 (record_alias_subset, record_component_aliases): Likewise.
11303 (varargs_set, frame_set): Change to alias_set_type.
11304 (get_varargs_alias_set): Use alias_set_type.
11305 (get_frame_alias_set): Likewise.
11306 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11307 * dse.c (struct store_info): Use alias_set_type.
11308 (struct read_info, struct clear_alias_mode_holder): Likewise.
11309 (clear_alias_set_lookup, canon_address): Likewise.
11310 (record_store, check_mem_read_rtx): Likewise.
11311 (dse_record_singleton_alias_set): Likewise.
11312 (dse_invalidate_singleton_alias_set): Likewise.
11313 * emit-rtl.c (get_mem_attrs): Likewise.
11314 (set_mem_attributes_minus_bitpos): Likewise.
11315 (set_mem_alias_set): Likewise.
11316 * expr.c (store_constructor_field, store_field): Likewise.
11317 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11318 * langhooks.c (lhd_get_alias_set): Likewise.
11319 * langhooks-def.h (lhd_get_alias_set): Likewise.
11320 * reload1.c (alter_reg): Likewise.
11321 * tree-flow.h (struct fieldoff): Likewise.
11322 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11323 (may_alias_p, get_smt_for, create_sft): Likewise.
11324 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11325 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11326 (merge_smts_into): Likewise.
11327 * varasm.c (const_alias_set): Likewise.
11328 * c-common.c (strict_aliasing_warning): Likewise.
11329 (c_common_get_alias_set): Likewise.
11330 * dse.h (dse_record_singleton_alias_set): Update declaration.
11331 (dse_invalidate_singleton_alias_set): Likewise.
11332 * emit-rtl.h (set_mem_alias_set): Likewise.
11333 * c-common.h (c_common_get_alias_set): Likewise.
11334 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11335 * print-tree.c (print_node): Likewise.
11336 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11338 (alpha_setup_incoming_varargs): Use alias_set_type.
11339 * config/i386/i386.c (setup_incoming_varargs_64): Use
11341 (setup_incoming_varargs_ms_64): Likewise.
11342 (ix86_GOT_alias_set): Likewise.
11343 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11344 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11345 (set): Change to alias_set_type.
11346 (get_TOC_alias_set): Use alias_set_type.
11347 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11349 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11350 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11352 (struct_value_alias_set): Likewise.
11353 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11355 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11357 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11358 * config/vxworks.h (TARGET_VXWORKS): Override.
11359 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11360 "mips" if TARGET_VXWORKS.
11362 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11364 * calls.c (avoid_likely_spilled_reg): New function.
11365 (expand_call): Use it.
11367 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11369 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11371 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11373 * config/mips/predicates.md (const_call_insn_operand): Invoke
11374 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11376 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11379 * config/rs6000/driver-rs6000.c: Include link.h.
11380 Use ElfW instead of wordsize-specif typedef.
11382 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11384 * system.h (CONST_CAST): New.
11385 * c-decl.c (c_make_fname_decl): Use it.
11386 * c-lex.c (cb_ident, lex_string): Likewise.
11387 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11388 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11389 give_switch, set_multilib_dir): Likewise.
11390 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11391 * passes.c (execute_one_pass): Likewise.
11392 * prefix.c (update_path): Likewise.
11393 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11394 * tree.c (build_string): Likewise.
11396 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11398 * tree-flow-inline.h (is_exec_stmt): Remove.
11399 (is_label_stmt): Remove.
11400 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11403 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11405 * lower-subreg.c (resolve_shift_zext): Don't adjust
11406 src_reg_num for wordmode operands.
11408 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11409 David Ung <davidu@mips.com>
11411 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11412 (TARGET_SCHED_REORDER2): Define.
11413 (mips_maybe_swap_ready): New.
11414 (mips_last_74k_agen_insn): New.
11415 (mips_74k_agen_init): New.
11416 (mips_74k_agen_reorder): New function to group loads and stores
11417 in the ready queue.
11418 (mips_sched_init): New.
11419 (mips_sched_reorder): Don't do initialization here. Call
11420 mips_74k_agen_reorder.
11421 (mips_variable_issue): Call mips_74k_agen_init.
11423 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11425 * tree-flow-inline.h (get_filename): Remove.
11427 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11429 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11431 (mips_fetch_insns): Delete in favor of...
11432 (mips_load_store_insns): ...this new function.
11433 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11434 to say whether multiword moves _might_ be split.
11435 (mips_fetch_insns): Delete in favor of...
11436 (mips_load_store_insns): ...this new function.
11437 (mips_rtx_costs): Update the call to mips_address_insns.
11438 (mips_address_cost): Likewise.
11439 * config/mips/mips.md (length): Use mips_load_store_insns instead
11440 of mips_fetch_insns.
11441 * config/mips/constraints.md (R): Use mips_address_insns rather
11442 than mips_fetch_insns. Assume that the move never needs to be split.
11444 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11446 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11447 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11448 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11449 * config/mips/mips.h (mips16_hard_float): Delete.
11450 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11451 definitions, and replace with....
11452 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11453 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11454 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11455 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11456 (override_options): Replace MASK_SOFT_FLOAT references with
11457 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11458 and mips16_hard_float when TARGET_MIPS16.
11460 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11463 * c-typeck.c (build_binary_op): Check for non pointer types before
11464 calling int_fits_type_p.
11466 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11468 PR middle-end/32813
11469 * fold-const.c (omit_one_operand): Return only the ommitted expression
11470 if the result is an empty statement.
11471 (pedantic_omit_one_operand): Likewise.
11473 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11475 * c-typeck.c (readonly_error): Improve error for assignment.
11477 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11479 (pp_c_expression): Ditto.
11481 2007-08-09 Simon Baldwin <simonb@google.com>
11483 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11484 break that was preventing simplify_associative_operation() for xor.
11486 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11487 Nigel Stephens <nigel@mips.com>
11489 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11490 Document change in interpretation of value from boolean to
11492 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11493 ffs and ctz using clz.
11494 (expand_unop): Call them.
11495 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11497 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11498 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11499 enable the new ffs expansion on this target.
11501 2007-08-09 Jan Hubicka <jh@suse.cz>
11503 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11504 (expand_ternary_op): Likewise.
11505 (expand_vec_shift_expr): Likewise.
11506 (expand_binop_directly): Likewise.
11507 (expand_binop): Likewise.
11508 (sign_expand_binop): Likewise.
11509 (expand_twoval_unop): Likewise.
11510 (expand_twoval_binop): Likewise.
11511 (expand_twoval_binop_libfunc): Likewise.
11512 (widen_clz): Likewise.
11513 (widen_bswap): Likewise.
11514 (expand_parity): Likewise.
11515 (expand_unop): Likewise.
11516 (expand_abs_nojump): Likewise.
11517 (expand_copysign): Likewise.
11518 (emit_no_conflict_block): Likewise.
11519 (emit_libcall_block): Likewise.
11520 (can_compare_p): Likewise.
11521 (prepare_cmp_insn): Likewise.
11522 (emit_cmp_and_jump_insn_1): Likewise.
11523 (prepare_float_lib_cmp): Likewise.
11524 (emit_conditional_add): Likewise.
11525 (gen_add2_insn): Likewise.
11526 (have_add2_insn): Likewise.
11527 (gen_sub2_insn): Likewise.
11528 (have_sub2_insn): Likewise.
11529 (can_extend_p): Likewise.
11530 (can_fix_p): Likewise.
11531 (can_float_p): Likewise.
11532 (expand_float): Likewise.
11533 (expand_fix): Likewise.
11534 (expand_sfix_optab): Likewise.
11535 (new_optab): Likewise.
11536 (new_convert_optab): Likewise.
11537 (init_libfuncs): Likewise.
11538 (init_interclass_conv_libfuncs): Likewise.
11539 (init_intraclass_conv_libfuncs): Likewise.
11540 (set_conv_libfunc): Likewise.
11541 (init_optabs): Likewise.
11542 (debug_optab_libfuncs): Likewise.
11543 (gen_cond_trap): Likewise.
11544 * optabs.h (optab_handler, convert_optab_hanlder): New.
11545 * genopinit.c: Update optabs generation table.
11546 * reload.c (find_reloads_address_1): Use optabs accestors.
11547 * builtins.c (expand_builtin_mathfn): Likewise.
11548 (expand_builtin_mathfn_2): Likewise.
11549 (expand_builtin_mathfn_3): Likewise.
11550 (expand_builtin_interclass_mathfn): Likewise.
11551 (expand_builtin_sincos): Likewise.
11552 (expand_builtin_cexpi): Likewise.
11553 (expand_builtin_powi): Likewise.
11554 (expand_builtin_strlen): Likewise.
11555 * dojump.c (do_jump): Likewise.
11556 * expr.c (convert_move): Likewise.
11557 (move_by_pieces): Likewise.
11558 (move_by_pieces_ninsns): Likewise.
11559 (can_store_by_pieces): Likewise.
11560 (store_by_pieces_1): Likewise.
11561 (emit_move_via_integer): Likewise.
11562 (emit_move_complex): Likewise.
11563 (emit_move_ccmode): Likewise.
11564 (emit_move_insn_1): Likewise.
11565 (emit_single_push_insn): Likewise.
11566 (store_constructor): Likewise.
11567 (expand_expr_real_1): Likewise.
11568 (do_store_flag): Likewise.
11569 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11570 (enumerate_modes): Likewise.
11571 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11572 (supportable_widening_operation): Likewise.
11573 (supportable_narrowing_operation): Likewise.
11574 * expmed.c (store_bit_field_1): Likewise.
11575 (extract_bit_field_1): Likewise.
11576 (expand_mult_highpart_optab): Likewise.
11577 (expand_smod_pow2): Likewise.
11578 (expand_divmod): Likewise.
11579 (emit_store_flag): Likewise.
11580 * tree-vect-patterns.c
11581 (vect_pattern_recog_1): Likewise.
11582 * tree-ssa-loop-prefetch.c
11583 (nontemporal_store_p): Likewise.
11584 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11585 (vect_create_epilog_for_reduction): Likewise.
11586 (vectorizable_reduction): Likewise.
11587 (vectorizable_operation): Likewise.
11588 (vect_strided_store_supported): Likewise.
11589 (vectorizable_store): Likewise.
11590 (vect_strided_load_supported): Likewise.
11591 (vectorizable_load): Likewise.
11592 * combine.c (simplify_comparison): Likewise.
11593 * tree-vect-generic.c
11594 (type_for_widest_vector_mode): Likewise.
11595 (expand_vector_operations_1): Likewise.
11596 * config/spu/spu.c (spu_expand_mov): Likewise.
11597 (spu_emit_vector_compare): Likewise.
11598 * config/rs6000/rs6000.c
11599 (rs6000_emit_vector_compare): Likewise.
11600 * stmt.c (add_case_node): Likewise.
11601 * reload1.c (gen_reload):
11603 2007-08-09 Michael Matz <matz@suse.de>
11605 * tree.h (fixed_zerop): Declare as taking a const_tree.
11606 * tree.c (fixed_zerop): Take a const_tree.
11608 2007-08-09 Ira Rosen <irar@il.ibm.com>
11610 * tree-vect-transform.c (vectorizable_store): Remove call to
11611 copy_virtual_operands() and call mark_symbols_for_renaming() for
11612 the created vector store.
11613 (vect_setup_realignment): Don't call copy_virtual_operands() and
11614 update_vuses_to_preheader().
11615 (vectorizable_load): Don't call copy_virtual_operands().
11616 (update_vuses_to_preheader): Remove.
11618 2007-08-08 Chao-ying Fu <fu@mips.com>
11620 * tree.def (FIXED_POINT_TYPE): New type.
11621 (FIXED_CST): New constant.
11622 (FIXED_CONVERT_EXPR): New expr.
11623 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11624 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11625 * tree.h (struct tree_base): Add saturating_flag.
11626 Remove one bit of spare for saturating_flag.
11627 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11628 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11629 FIXED_POINT_TYPE_P): Define.
11630 (TYPE_SATURATING): Define.
11631 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11632 (struct tree_fixed_cst): New.
11633 (TYPE_IBIT, TYPE_FBIT): Define.
11634 (tree_node): Add fixed_cst.
11635 (enum tree_index): Add new enumeration values of
11636 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11637 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11638 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11639 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11640 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11641 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11642 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11643 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11644 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11645 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11646 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11647 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11648 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11649 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11650 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11651 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11652 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11653 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11654 (sat_short_fract_type_node, sat_fract_type_node,
11655 sat_long_fract_type_node, sat_long_long_fract_type_node,
11656 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11657 sat_unsigned_long_fract_type_node,
11658 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11659 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11660 unsigned_short_fract_type_node, unsigned_fract_type_node,
11661 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11662 sat_short_accum_type_node, sat_accum_type_node,
11663 sat_long_accum_type_node, sat_long_long_accum_type_node,
11664 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11665 sat_unsigned_long_accum_type_node,
11666 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11667 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11668 unsigned_short_accum_type_node, unsigned_accum_type_node,
11669 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11670 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11671 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11672 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11673 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11674 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11675 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11676 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11677 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11678 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11679 sat_uda_type_node, sat_uta_type_node): New macro.
11680 (make_fract_type, make_accum_type): Declare.
11681 (make_signed_fract_type, make_unsigned_fract_type,
11682 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11683 make_signed_accum_type, make_unsigned_accum_type,
11684 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11685 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11686 make_or_reuse_sat_signed_fract_type,
11687 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11688 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11689 make_or_reuse_sat_unsigned_accum_type): New macro.
11690 (fixed_zerop): Declare.
11691 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11692 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11693 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11694 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11695 * treestruct.def: Add TS_FIXED_CST.
11696 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11697 (tree.o): Likewise.
11698 (tree-dump.o): Likewise.
11699 (print-tree.o): Likewise.
11700 (tree-pretty-print.o): Likewise.
11701 (fold-const.o): Likewise.
11702 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11703 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11704 (is_gimple_min_invariant): Handle FIXED_CST.
11705 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11706 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11707 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11708 (layout_type): Handle FIXED_POINT_TYPE.
11709 (make_fract_type, make_accum_type): New functions.
11710 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11711 * tree-dump.c (fixed-value.h): New include.
11712 (dump_fixed): New function.
11713 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11714 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11715 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11716 * tree-pretty-print.c (fixed-value.h): New include.
11717 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11718 FIXED_CONVERT_EXPR.
11719 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11720 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11721 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11722 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11723 for non-saturating fixed-point types.
11724 (reassociate_bb): Likewise.
11725 * emit-rtl.c (fixed-value.h): New include.
11726 (fconst0, fconst1): New array.
11727 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11728 * tree-vect-generic.c expand_vector_operation): Support
11729 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11730 MODE_VECTOR_UACCUM.
11731 (type_for_widest_vector_mode): Add one parameter for the
11733 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11735 Pass the satp parameter to type_for_mode for fixed-point types.
11736 (expand_vector_operations_1): Pass the saturating flag to
11737 type_for_widest_vector_mode.
11738 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11739 and MODE_VECTOR_UACCUM.
11740 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11741 (vectorizable_condition): Likewise.
11742 * tree.c (fixed-value.h): New include.
11743 (tree_code_size): Support FIXED_CST.
11744 (build_fixed): New function.
11745 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11746 (fixed_zerop): New function.
11747 (tree_node_structure): Support FIXED_CST.
11748 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11749 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11750 (type_hash_eq): Handle FIXED_POINT_TYPE.
11751 (simple_cst_equal): Support FIXED_CST.
11752 (iterative_hash_expr): Handle FIXED_CST.
11753 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11754 (get_narrower): Likewise.
11755 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11756 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11757 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11758 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11760 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11761 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11762 (initializer_zerop): Support FIXED_CST.
11763 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11764 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11765 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11766 (is_base_type): Handle FIXED_POINT_TYPE.
11767 (add_type_attribute): Handle FIXED_POINT_TYPE.
11768 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11769 * print-tree.c (fixed-value.h): New include.
11770 (print_node_brief): Support FIXED_CST.
11771 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11772 * c-pretty-print.c (fixed-value.h): New include.
11773 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11774 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11775 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11776 Support fixed-point types for inner items in VECTOR_TYPE.
11777 (pp_c_direct_declarator): Likewise.
11778 (pp_c_declarator): Likewise.
11779 (pp_c_fixed_constant): New function.
11780 (pp_c_constant): Handle FIXED_CST.
11781 (pp_c_primary_expression): Likewise.
11782 (pp_c_expression): Likewise.
11783 * fold-const.c (fixed-value.h): New include.
11784 (negate_expr_p): Return true for FIXED_CST.
11785 (fold_negate_expr): Support FIXED_CST.
11786 (split_tree): Support FIXED_CST.
11787 (const_binop): Support FIXED_CST.
11788 (fold_convert_const_int_from_fixed): New function to convert from
11790 (fold_convert_const_real_from_fixed): New function to convert from
11792 (fold_convert_const_fixed_from_fixed): New function to convert from
11793 fixed to another fixed.
11794 (fold_convert_const_fixed_from_int): New function to convert from
11796 (fold_convert_const_fixed_from_real): New function to convert from
11798 (fold_convert_const): Support conversions from fixed to int, from
11799 fixed to real, from fixed to fixed, from int to fixed, and from real
11801 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11802 (operand_equal_p): Support FIXED_CST.
11803 (make_range): For fixed-point modes, we need to pass the
11804 saturating flag as the 2nd parameter.
11805 (tree_swap_operands_p): Handle FIXED_CST.
11806 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11808 (fold_unary): Support FIXED_CONVERT_EXPR.
11809 (fold_binary): Handle FIXED_CST.
11810 Make sure the type is not saturating, before associating operations.
11811 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11812 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11813 (fold_negate_const): Support FIXED_CST.
11814 (fold_relational_const): Support FIXED_CST.
11815 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11816 (gimplify_expr): Handle FIXED_CST.
11817 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11818 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11819 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11820 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11821 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11822 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11823 LONG_LONG_ACCUM_TYPE_SIZE.
11824 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11825 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11826 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11827 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11828 MODE_ACCUM, and MODE_UACCUM.
11829 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11830 fixed-point types to disable reduction.
11831 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11833 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11835 * config/rs6000/x-rs6000: New file.
11836 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11837 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11838 (EXTRA_SPEC_FUNCTIONS): Define.
11839 (HAVE_LOCAL_CPU_DETECT): Define.
11840 (CC1_CPU_SPEC): Define.
11841 * config/rs6000/driver-rs6000.c: New file.
11842 * config/rs6000/aix.h (CC1_SPEC): Define.
11843 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11844 * config.host: Add x-rs6000 to host_xmake_file if host and target
11845 are rs6000 or powerpc.
11847 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11849 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11851 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11852 Sandra Loosemore <sandra@codesourcery.com>
11853 Chao-ying Fu <fu@mips.com>
11854 Nigel Stephens <nigel@mips.com>
11855 David Ung <davidu@mips.com>
11857 * doc/invoke.texi (-mcode-readable): Document.
11858 * config/mips/mips.opt (mcode-readable): New option.
11859 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11860 * config/mips/mips.h (mips_code_readable_setting): New enum.
11861 (mips_code_readable): Declare.
11862 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11863 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11864 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11865 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11866 boiler-plate comments.
11867 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11868 * config/mips/mips.c (mips_code_readable): New variable.
11869 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11870 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11871 context and -mcode-readable setting to restrict the use of
11872 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11873 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11874 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11875 (mips_blocks_for_constant_p): Only return false for
11876 TARGET_MIPS16_PCREL_LOADS.
11877 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11878 for MIPS16. Handle SYMBOL_32_HIGH.
11879 (mips_const_insns): Allow HIGHs for MIPS16 too.
11880 (mips_unspec_address_offset): New function, split out from...
11881 (mips_unspec_address): ...here.
11882 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11883 16-bit symbolic constants. Assert approropiate conditions for
11884 using the "la" and "dla" macros.
11885 (mips_handle_option): Handle -mcode-readable=.
11886 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11887 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11888 (mips_strip_unspec_address): New function, split out from...
11889 (print_operand_reloc): ...here.
11890 (print_operand): Pass constants through mips_strip_unspec_address.
11891 (print_operand_address): Likewise.
11892 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11893 (mips_select_rtx_section): Remove MIPS16 handling.
11894 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11895 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11896 (mips16_lay_out_constants): Do nothing unless
11897 TARGET_MIPS16_PCREL_LOADS.
11898 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11899 * config/mips/mips.md: Split HIGHs for MIPS16.
11900 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11902 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11904 * config/mips/mips-protos.h (mips_emit_move): Declare.
11905 * config/mips/mips.c (mips_emit_move): New function.
11906 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11907 (mips_legitimize_const_move): Likewise.
11908 (mips_legitimize_move): Likewise.
11909 (mips_split_64bit_move): Likewise.
11910 (mips_restore_gp): Likewise.
11911 (mips_load_call_address): Likewise.
11912 (mips_emit_fcc_reload): Likewise.
11913 (mips_set_return_address): Likewise.
11914 (mips_block_move_straight): Likewise.
11915 (mips_block_move_loop): Likewise.
11916 (mips_setup_incoming_varargs): Likewise.
11917 (mips_save_reg): Likewise.
11918 (mips_expand_prologue): Likewise.
11919 (mips_restore_reg): Likewise.
11920 (mips_expand_epilogue): Likewise.
11921 (mips_output_mi_thunk): Likewise.
11922 (build_mips16_call_stub): Likewise.
11923 (mips_builtin_branch_and_move): Likewise.
11924 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11925 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11926 (fixuns_truncdfdi2): Likewise.
11927 (fixuns_truncsfsi2): Likewise.
11928 (fixuns_truncsfdi2): Likewise.
11929 (loadgp_absolute): Likewise.
11930 (builtin_setjmp_setup): Likewise.
11931 (builtin_longjmp): Likewise.
11932 (untyped_call): Likewise.
11934 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11936 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11937 an "rtx *" argument. Return a bool.
11938 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11939 values and return true if they can be split. Take the same kind of
11940 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11941 and store the lo_sum there if nonnull. Use the symbol type to
11942 determine whether a $gp or HIGH is needed.
11943 (mips_legitimize_address): Update call to mips_split_symbol and
11944 simplify accordingly.
11945 (mips_legitimize_const_move): Likewise.
11946 * config/mips/mips.md: In the combine define_split,
11947 check mips_split_symbol instead of splittable_symbolic_operand.
11948 Update use of mips_split_symbol in the generator code.
11949 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11951 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11953 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11954 (mips_symbol_insns_1): New function, split out from...
11955 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11956 and stores separately from load addresses.
11957 (mips_classify_address): Replace uses of mips_symbolic_address_p
11958 with uses of mips_symbol_insns.
11959 (mips_address_insns): Update calls to mips_symbol_insns.
11960 (mips_const_insns): Likewise.
11961 (mips_legitimize_address): Likewise.
11963 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11965 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11966 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11967 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11968 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11969 non-call contexts if TARGET_MIPS16.
11970 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11971 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11972 code for SYMBOL_ABSOLUTE.
11973 (mips_symbol_insns): Likewise.
11975 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11977 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11978 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11979 (mips_symbolic_constant_p): Likewise. Update the call to
11980 mips_classify_symbol.
11981 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11982 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11983 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11984 (print_operand_reloc): Add a context argument. Update the call to
11985 mips_symbolic_constant_p.
11986 (print_operand): Update the calls to print_operand_reloc.
11987 (print_operand_address): Use print_operand_reloc rather than
11989 (mips_rewrite_small_data_p): Add a context argument. Update the call
11990 to mips_symbolic_constant_p.
11991 (mips_small_data_pattern_1): Make DATA the containing mem.
11992 Update the call to mips_rewrite_small_data_p.
11993 (mips_rewrite_small_data_1): Likewise.
11994 (mips_use_anchors_for_symbol_p): Update the call to
11995 mips_symbolic_constant_p.
11996 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11997 (splittable_symbolic_operand): Likewise.
11998 (move_operand): Likewise.
11999 (absolute_symbolic_operand): Likewise.
12000 (got_disp_operand): Likewise.
12001 (got_page_ofst_operand): Likewise.
12003 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12005 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12006 (SYMBOL_ABSOLUTE): ...this.
12007 (SYMBOL_SMALL_DATA): Rename to...
12008 (SYMBOL_GP_RELATIVE): ...this.
12009 (SYMBOL_CONSTANT_POOL): Rename to...
12010 (SYMBOL_PC_RELATIVE): ...this.
12011 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12012 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12013 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12014 after above changes.
12015 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12016 (general_symbolic_operand): Rename to...
12017 (absolute_symbolic_operand): ...this.
12018 * config/mips/mips.md: Update after above changes.
12020 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12021 Revital Eres <eres@il.ibm.com>
12023 * ddg.c (print_ddg): Add dump information.
12024 * modulo-sched.c (print_node_sched_params): Add parameter and
12026 (calculate_maxii): Remove function.
12027 (undo_generate_reg_moves): Likewise.
12028 (undo_permute_partial_schedule): Likewise.
12029 (kernel_number_of_cycles): Likewise.
12030 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12031 (sms_schedule): Use it. Remove profitability checks.
12032 (sms_schedule_by_order): Fix order of nodes within the cycle.
12034 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12036 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12037 -profile option, add pie support.
12038 (ENDFILE_SPEC): New spec.
12039 * config/gnu.h (LIB_SPEC): Add -profile option.
12041 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12043 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12044 * config/gnu.h (LIB_SPEC): Likewise.
12046 2007-08-07 Yaz Saito <saito@google.com>
12047 Ian Lance Taylor <iant@google.com>
12049 * common.opt (finstrument-functions-exclude-function-list): New
12051 (finstrument-functions-exclude-file-list): New option.
12052 * opts.c (char_p): Define and DEF_VEC.
12053 (flag_instrument_functions_exclude_functions): New static
12055 (flag_instrument_functions_exclude_files): New static variable.
12056 (add_instrument_functions_exclude_list): New static function.
12057 (flag_instrument_functions_exclude_p): New function.
12058 (common_handle_option): Handle new options.
12059 * flags.h (flag_instrument_functions_exclude_p): Declare.
12060 * gimplify.c (gimplify_function_tree): Call
12061 flag_instrument_functions_exclude_p.
12062 * doc/invoke.texi (Option Summary): Mention new options.
12063 (Code Gen Options): Document new options.
12065 2007-08-07 Ian Lance Taylor <iant@google.com>
12067 PR rtl-optimization/32776
12068 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12069 (resolve_use): Likewise.
12070 (decompose_multiword_subregs): Remove "changed" local variable.
12072 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12074 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12075 * configure: Regenerate.
12076 * config.in: Regenerate.
12077 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12080 2007-08-07 Ian Lance Taylor <iant@google.com>
12082 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12083 note, just delete the insn.
12085 2007-08-07 Andreas Schwab <schwab@suse.de>
12088 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12091 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12093 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12094 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12095 (decompose_multiword_subregs): Use the functions above to decompose
12096 multiword shifts and zero-extends.
12098 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12100 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12101 "assemble" descriptions which were swapped.
12103 2007-08-06 Chao-ying Fu <fu@mips.com>
12105 * fixed-value.h: New file.
12106 * fixed-value.c: New file.
12107 * Makefile.in (OBJS-common): Add fixed-value.o.
12108 (fixed-value.o): New rule.
12109 (GTFILES): Add fixed-value.h.
12110 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12111 to compare a.low and b.low.
12112 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12114 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12115 Daniel Jacobowitz <dan@codesourcery.com>
12118 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12120 (x86_64-*-netbsd*): Likewise.
12121 (x86_64-*-linux*): Likewise.
12122 (x86_64-*-kfreebsd*-gnu): Likewise.
12123 (x86_64-*-knetbsd*-gnu): Likewise.
12124 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12126 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12128 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12129 Add -fno-asynchronous-unwind-tables.
12131 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12132 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12133 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12134 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12135 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12137 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12139 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12140 (TARGET_C_MODE_FOR_SUFFIX): New.
12142 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12144 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12146 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12148 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12150 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12152 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12153 before checking function returns in conditional expressions.
12155 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12158 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12160 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12162 PR middle-end/32988
12163 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12164 for INTEGRAL_TYPE_P.
12166 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12168 * configure.ac: Remove --enable-checking=df from default settings.
12169 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12170 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12171 if the parameter is true.
12172 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12173 DF_VERIFY_SCHEDULED flag is true.
12174 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12175 (df_finish_pass): Adjust prototype.
12176 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12179 * see.c (pass_see): Add TODO_df_verify.
12180 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12181 * global.c (rest_of_handle_global_alloc): Schedule verification
12183 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12185 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12186 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12187 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12189 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12190 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12191 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12193 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12194 Revital Eres <eres@il.ibm.com>
12196 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12198 * ddg.c (create_ddg_dependence): Rename to...
12199 (create_ddg_dep_from_intra_loop_link): This. Do not check
12200 for interloop edges. Do not create anti dependence edge when
12201 a true dependence edge exists in the opposite direction and
12202 -fmodulo-sched-allow-regmoves is set.
12203 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12204 (add_cross_iteration_register_deps): Create anti dependence edge
12205 when -fno-modulo-sched-allow-regmoves is set.
12206 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12208 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12210 * config/arm/arm.md (movsi): Add braces.
12212 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12214 PR middle-end/32780
12215 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12216 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12219 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12221 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12222 state accessor functions.
12223 * cfgloopmanip.c (remove_path, create_preheaders,
12224 force_single_succ_latches, fix_loop_structure): Ditto.
12225 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12226 tree_duplicate_loop_to_header_edge): Ditto.
12227 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12228 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12230 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12231 cleanup_tree_cfg): Ditto.
12232 * tree-cfg.c (tree_merge_blocks): Ditto.
12233 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12234 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12235 loop_preheader_edge, single_exit): Ditto.
12236 (flow_loops_find): Do not clear loops->state.
12237 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12238 loops_state_clear): New functions.
12240 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12242 PR middle-end/32399
12243 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12244 when adding to the base and convert ELT to sizetype instead of type.
12246 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12248 PR middle-end/32304
12249 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12250 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12252 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12254 PR middle-end/32935
12255 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12256 correct type the negate expression.
12258 2007-08-03 Jan Hubicka <jh@suse.cz>
12260 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12261 preferred stack boundary.
12263 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12265 * config/rs6000/rs6000.c (struct processor_cost): Change
12266 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12267 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12269 (rios1_costs, rios2_cost): Correct cache line size.
12270 (rs6000_override_options): Set l2-cache-size parameter.
12272 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12273 Diego Novillo <dnovillo@google.com>
12276 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12277 if the range includes 0.
12279 2007-08-03 Ben Elliston <bje@au.ibm.com>
12281 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12282 mode to unspec expressions to silence a warning from the generator
12285 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12287 * config/ia64/constraints.md ("U"): Make constraint vector only.
12289 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12291 PR middle-end/25446
12292 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12293 always_inline attribute on the function decl.
12295 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12297 PR middle-end/25445
12298 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12299 if we are compiling with -fPIC.
12301 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12302 Nigel Stephens <nigel@mips.com>
12304 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12305 Define for MIPS32 and MIPS64.
12307 2007-08-02 Nick Clifton <nickc@redhat.com>
12309 * config/host-hpux.c: Change copyright header to refer to version
12310 3 of the GNU General Public License and to point readers at the
12311 COPYING3 file and the FSF's license web page.
12312 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12313 config/alpha/linux.h, config/alpha/alpha.opt,
12314 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12315 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12316 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12317 config/alpha/alpha.h, config/alpha/sync.md,
12318 config/alpha/openbsd.h, config/alpha/alpha.md,
12319 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12320 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12321 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12322 config/alpha/constraints.md, config/alpha/osf.h,
12323 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12324 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12325 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12326 config/frv/frv-asm.h, config/frv/frv-protos.h,
12327 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12328 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12329 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12330 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12331 config/s390/s390.opt, config/s390/s390-modes.def,
12332 config/s390/fixdfdi.h, config/s390/constraints.md,
12333 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12334 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12335 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12336 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12337 config/m32c/prologue.md, config/m32c/m32c.abi,
12338 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12339 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12340 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12341 config/m32c/jump.md, config/m32c/shift.md,
12342 config/m32c/m32c-protos.h, config/libgloss.h,
12343 config/spu/spu-protos.h, config/spu/predicates.md,
12344 config/spu/spu-builtins.h, config/spu/spu.c,
12345 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12346 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12347 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12348 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12349 config/sparc/hypersparc.md, config/sparc/predicates.md,
12350 config/sparc/linux.h, config/sparc/sp64-elf.h,
12351 config/sparc/supersparc.md, config/sparc/cypress.md,
12352 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12353 config/sparc/niagara.md, config/sparc/sparc.md,
12354 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12355 config/sparc/sparc.opt, config/sparc/sync.md,
12356 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12357 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12358 config/sparc/sparc.c, config/sparc/little-endian.opt,
12359 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12360 config/sparc/linux64.h, config/sparc/freebsd.h,
12361 config/sparc/sol2.h, config/sparc/rtemself.h,
12362 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12363 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12364 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12365 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12366 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12367 config/m32r/linux.h, config/m32r/constraints.md,
12368 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12369 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12370 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12371 config/i386/i386.md, config/i386/netware-crt0.c,
12372 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12373 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12374 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12375 config/i386/sol2.h, config/i386/constraints.md,
12376 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12377 config/i386/predicates.md, config/i386/geode.md,
12378 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12379 config/i386/freebsd64.h, config/i386/vxworksae.h,
12380 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12381 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12382 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12383 config/i386/netware.h, config/i386/i386-modes.def,
12384 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12385 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12386 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12387 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12388 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12389 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12390 config/i386/xm-mingw32.h, config/i386/linux64.h,
12391 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12392 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12393 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12394 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12395 config/i386/cygwin2.c, config/i386/i386-protos.h,
12396 config/i386/sync.md, config/i386/openbsd.h,
12397 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12398 config/i386/nto.h, config/i386/biarch64.h,
12399 config/i386/i386-coff.h, config/i386/freebsd.h,
12400 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12401 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12402 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12403 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12404 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12405 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12406 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12407 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12408 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12409 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12410 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12411 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12412 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12413 config/sh/superh64.h, config/sh/rtemself.h,
12414 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12415 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12416 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12417 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12418 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12419 config/avr/predicates.md, config/avr/constraints.md,
12420 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12421 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12422 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12423 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12424 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12425 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12426 config/c4x/predicates.md, config/c4x/c4x.h,
12427 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12428 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12429 config/xtensa/linux.h, config/xtensa/xtensa.h,
12430 config/xtensa/elf.h, config/xtensa/xtensa.md,
12431 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12432 config/xtensa/xtensa-protos.h, config/dbx.h,
12433 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12434 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12435 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12436 config/host-solaris.c, config/fr30/fr30.h,
12437 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12438 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12439 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12440 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12441 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12442 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12443 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12444 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12445 config/cris/predicates.md, config/cris/linux.h,
12446 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12447 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12448 config/cris/aout.opt, config/cris/cris-protos.h,
12449 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12450 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12451 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12452 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12453 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12454 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12455 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12456 config/chorus.h, config/mn10300/mn10300.c,
12457 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12458 config/mn10300/mn10300.h, config/mn10300/linux.h,
12459 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12460 config/mn10300/mn10300.md, config/ia64/predicates.md,
12461 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12462 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12463 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12464 config/ia64/freebsd.h, config/ia64/ia64.md,
12465 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12466 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12467 config/gofast.h, config/rtems.h, config/sol2-10.h,
12468 config/m68k/predicates.md, config/m68k/m68k.md,
12469 config/m68k/linux.h, config/m68k/m68k-modes.def,
12470 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12471 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12472 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12473 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12474 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12475 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12476 config/m68k/constraints.md, config/m68k/rtemself.h,
12477 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12478 config/m68k/uclinux.h, config/rs6000/power4.md,
12479 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12480 config/rs6000/linux.h, config/rs6000/eabi.h,
12481 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12482 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12483 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12484 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12485 config/rs6000/windiss.h, config/rs6000/603.md,
12486 config/rs6000/aix41.h, config/rs6000/cell.md,
12487 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12488 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12489 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12490 config/rs6000/default64.h, config/rs6000/7xx.md,
12491 config/rs6000/darwin.opt, config/rs6000/spe.md,
12492 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12493 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12494 config/rs6000/7450.md, config/rs6000/linux64.h,
12495 config/rs6000/constraints.md, config/rs6000/440.md,
12496 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12497 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12498 config/rs6000/rs6000.h, config/rs6000/power6.md,
12499 config/rs6000/predicates.md, config/rs6000/altivec.md,
12500 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12501 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12502 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12503 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12504 config/rs6000/linux64.opt, config/rs6000/sync.md,
12505 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12506 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12507 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12508 config/rs6000/eabispe.h, config/rs6000/e500.h,
12509 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12510 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12511 config/rs6000/aix.h, config/rs6000/vxworks.h,
12512 config/rs6000/40x.md, config/rs6000/aix51.h,
12513 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12514 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12515 config/arc/arc.h, config/mcore/mcore-elf.h,
12516 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12517 config/mcore/mcore.md, config/mcore/mcore.c,
12518 config/mcore/mcore.opt, config/mcore/mcore.h,
12519 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12520 config/score/predicates.md, config/score/score-version.h,
12521 config/score/score-protos.h, config/score/misc.md,
12522 config/score/elf.h, config/score/score.c, config/score/mac.md,
12523 config/score/score7.md, config/score/score.h,
12524 config/score/score-conv.h, config/score/score-mdaux.c,
12525 config/score/score.md, config/score/score.opt,
12526 config/score/score-modes.def, config/score/score-mdaux.h,
12527 config/score/mul-div.S, config/arm/uclinux-elf.h,
12528 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12529 config/arm/symbian.h, config/arm/linux-elf.h,
12530 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12531 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12532 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12533 config/arm/strongarm-pe.h, config/arm/arm.h,
12534 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12535 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12536 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12537 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12538 config/arm/arm-cores.def, config/arm/arm-protos.h,
12539 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12540 config/arm/wince-pe.h, config/arm/neon.md,
12541 config/arm/constraints.md, config/arm/neon.ml,
12542 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12543 config/arm/arm.opt, config/arm/arm926ejs.md,
12544 config/arm/predicates.md, config/arm/iwmmxt.md,
12545 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12546 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12547 config/arm/neon-testgen.ml, config/arm/arm.md,
12548 config/arm/xscale-coff.h, config/arm/pe.c,
12549 config/arm/arm-generic.md, config/arm/pe.h,
12550 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12551 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12552 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12553 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12554 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12555 config/pa/predicates.md, config/pa/pa64-hpux.h,
12556 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12557 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12558 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12559 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12560 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12561 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12562 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12563 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12564 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12565 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12566 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12567 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12568 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12569 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12570 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12571 config/mips/linux64.h, config/mips/elforion.h,
12572 config/mips/constraints.md, config/mips/generic.md,
12573 config/mips/predicates.md, config/mips/4300.md,
12574 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12575 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12576 config/mips/5k.md, config/mips/vr4120-div.S,
12577 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12578 config/mips/mips-protos.h, config/mips/6000.md,
12579 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12580 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12581 config/mips/mips-modes.def, config/mips/vr.h,
12582 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12583 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12584 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12585 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12586 config/vax/openbsd1.h, config/vax/netbsd.h,
12587 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12588 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12589 config/h8300/rtems.h, config/h8300/predicates.md,
12590 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12591 config/h8300/h8300.md, config/h8300/h8300.opt,
12592 config/h8300/coff.h, config/h8300/h8300-protos.h,
12593 config/v850/v850.md, config/v850/predicates.md,
12594 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12595 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12596 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12597 config/mmix/mmix.h, config/mmix/predicates.md,
12598 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12599 config/mmix/mmix.c, config/mmix/mmix.opt,
12600 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12601 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12602 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12603 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12606 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12608 * emit-rtl.c (reset_used_decls): Rename to...
12609 (set_used_decls): ...this. Set the used flag rather than clearing it.
12610 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12611 DECL_RTLs rather than resetting them.
12613 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12615 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12617 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12619 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12620 argument to find_reloads_address.
12622 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12624 PR tree-optimization/32919
12625 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12626 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12627 (coalesce_ssa_name): Call it.
12629 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12630 David Ung <davidu@mips.com>
12632 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12633 (__mips16_unorddf2, __mips16_floatunsidf): New.
12634 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12636 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12638 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12640 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12641 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12642 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12643 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12644 * omp-low.c (get_ws_args_for, determine_parallel_type,
12645 expand_omp_for_generic, expand_omp_for_static_nochunk,
12646 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12647 Work with more precise CFG.
12648 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12649 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12651 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12652 * gimple-low.c (lower_stmt): Ditto.
12653 * tree-inline.c (estimate_num_insns_1): Ditto.
12654 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12655 (OMP_SECTIONS_SWITCH): New.
12656 * tree-cfgcleanup.c (cleanup_omp_return): New.
12657 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12658 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12659 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12660 (tree_redirect_edge_and_branch): Handle omp constructs.
12662 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12663 with three arguments.
12665 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12667 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12668 in loop closed ssa.
12670 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12672 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12673 the loop structures may need fixing.
12674 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12676 (cleanup_tree_cfg_loop): Removed.
12677 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12678 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12679 instead of running cleanup_tree_cfg_loop.
12680 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12681 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12682 (tree_predictive_commoning): Declaration changed.
12683 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12685 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12687 * doc/invoke.texi (l1-cache-size): Update documentation.
12688 (l2-cache-size): Document.
12689 * params.h (L2_CACHE_SIZE): New macro.
12690 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12691 that L1_CACHE_SIZE is in kB now.
12692 (L2_CACHE_SIZE_BYTES): New macro.
12693 (tree_ssa_prefetch_arrays): Show size in kB.
12694 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12695 and l2_cache_size fields.
12696 * config/i386/driver-i386.c (describe_cache): Detect cache size
12698 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12699 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12700 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12701 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12702 (override_options): Set l1-cache-size and l2-cache-size to default
12703 values if not specified otherwise.
12704 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12705 (PARAM_L2_CACHE_SIZE): New.
12707 2007-08-01 Nigel Stephens <nigel@mips.com>
12708 David Ung <davidu@mips.com>
12709 Thiemo Seufer <ths@mips.com>
12710 Chris Dearman <chris@mips.com>
12711 Richard Sandiford <richard@codesourcery.com>
12713 * config.gcc (mips*-sde-elf*): New stanza.
12714 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12715 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12716 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12717 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12718 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12719 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12721 * config/mips/sde.h: New file.
12722 * config/mips/t-libgcc-mips16: Likewise.
12723 * config/mips/t-sde: Likewise.
12724 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12725 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12726 _MIPS_FPSET and _MIPS_SZINT.
12727 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12728 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12729 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12730 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12731 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12732 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12733 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12734 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12735 _MIPS_SZPTR and _MIPS_FPSET.
12736 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12737 architecture is specified.
12738 (MIPS_32BIT_OPTION_SPEC): New macro.
12740 2007-07-31 Dan Hipschman <dsh@google.com>
12742 * gcc.c (end_going_arg): New function.
12743 (do_spec_2): Use it.
12744 (do_spec_1): Use it.
12746 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12748 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12749 only if ENABLE_CHECKING is defined.
12751 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12753 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12754 df_ru_add_problem, df_ru_get_bb_info): Removed.
12755 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12756 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12757 df_ru_free_bb_info, df_ru_alloc,
12758 df_ru_bb_local_compute_process_def,
12759 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12760 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12761 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12762 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12763 df_ru_add_problem): Removed.
12765 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12768 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12769 (casesi32p, casesi64p): Likewise.
12770 (casesi): Adjust for above.
12772 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12774 * mode-switching.c (create_pre_exit): Don't search past calls.
12776 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12778 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12780 2007-07-31 Revital Eres <eres@il.ibm.com>
12782 * ddg.c (add_deps_for_def): Rename to...
12783 (add_cross_iteration_register_deps): This. Change implementation
12784 to use only reaching def and def-use chains to construct the
12785 inter loop dependencies.
12786 (add_deps_for_use): Remove function.
12787 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12788 function to build the inter loop dependencies.
12789 * modulo-sched.c (sms_schedule): Build only
12790 reaching def and def-use chains for the propose of the ddg
12793 2007-07-31 Julian Brown <julian@codesourcery.com>
12795 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12796 New define_insns. Use correct RTL.
12797 (vec_set<mode>): Write as expander.
12799 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12801 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12802 to an unallocated space.
12804 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12807 (split_constant_offset): Enable split_constant_offset to extract
12808 constants from other statements.
12809 * tree-vect-transform.c
12810 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12811 to a temp var. Force base_offset to be simple.
12813 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12815 * df-scan.c (df_scan_verify): Remove artificial limit on
12816 the number of blocks for verification.
12817 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12818 df_simulate_defs): Avoid unnecessary insn checking for defs.
12820 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12822 * config/m68k/lb1sf68.asm (FUNC): New macro.
12823 (__mulsi3): Use it.
12824 (__udivsi3): Likewise.
12825 (__divsi3): Likewise.
12826 (__umodsi3): Likewise.
12827 (__modsi3): Likewise.
12828 (__subdf3): Likewise.
12829 (__adddf3): Likewise.
12830 (__muldf3): Likewise.
12831 (__divdf3): Likewise.
12832 (__negdf2): Likewise.
12833 (__cmpdf2): Likewise.
12834 (__subsf3): Likewise.
12835 (__addsf3): Likewise.
12836 (__mulsf3): Likewise.
12837 (__divsf3): Likewise.
12838 (__negsf2): Likewise.
12839 (__cmpsf2): Likewise.
12840 (__eqdf2): Likewise.
12841 (__nedf2): Likewise.
12842 (__gtdf2): Likewise.
12843 (__gedf2): Likewise.
12844 (__ltdf2): Likewise.
12845 (__ledf2): Likewise.
12846 (__eqsf2): Likewise.
12847 (__nesf2): Likewise.
12848 (__gtsf2): Likewise.
12849 (__gesf2): Likewise.
12850 (__ltsf2): Likewise.
12851 (__lesf2): Likewise.
12853 2007-07-30 Ollie Wild <aaw@google.com>
12855 * c-ppoutput.c (print_lines_directives_only): New function.
12856 (scan_translation_unit_directives_only): New function.
12857 (preprocess_file): Add call to scan_translation_unit_directives_only.
12858 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12859 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12860 -fdirectives-only. Add errors for -fdirectives-only conflict with
12861 -Wunused-macros and -traditional.
12862 (finish_options): Add builtin macro initialization for
12863 -fdirectives-only + -fpreprocessed.
12864 * c.opt (fdirectives-only): New.
12865 * doc/cppopts.texi (fdirectives-only): New.
12867 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12869 * alias.c (record_set, memory_modified_1): Constify.
12870 * bt-load.c (note_btr_set): Likewise.
12871 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12872 * combine.c (set_nonzero_bits_and_sign_copies,
12873 expand_field_assignment, record_dead_and_set_regs_1,
12874 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12875 likely_spilled_retval_1): Likewise.
12876 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12877 frv_io_handle_set): Likewise.
12878 * config/mips/mips.c (mips_sim_record_set,
12879 vr4130_true_reg_dependence_p_1): Likewise.
12880 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12881 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12882 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12883 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12884 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12885 * ddg.c (mark_mem_store): Likewise.
12886 * df-problems.c (df_urec_mark_reg_change): Likewise.
12887 * function.c (update_epilogue_consts): Likewise.
12888 * gcse.c (record_set_info, record_last_set_info,
12889 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12890 reg_clear_last_set): Likewise.
12891 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12893 * jump.c (reversed_comparison_code_parts): Likewise.
12894 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12895 reg_is_set): Likewise.
12896 * loop-iv.c (mark_altered): Likewise.
12897 * mode-switching.c (reg_becomes_live): Likewise.
12898 * optabs.c (no_conflict_move_test): Likewise.
12899 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12901 * postreload.c (reload_combine_note_store, move2add_note_store):
12903 * regmove.c (flags_set_1): Likewise.
12904 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12906 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12908 * resource.c (update_live_status): Likewise.
12909 * rtl.h (set_of, note_stores): Likewise.
12910 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12911 note_stores, parms_set): Likewise.
12912 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12913 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12915 * var-tracking.c (count_stores, add_stores): Likewise.
12917 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12919 * alias.c (mems_in_disjoint_alias_sets_p,
12920 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12921 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12922 write_dependence_p, mems_in_disjoint_alias_sets_p,
12923 read_dependence, true_dependence, canon_true_dependence,
12924 anti_dependence, output_dependence): Constify.
12925 * combine.c (extended_count): Likewise.
12926 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12927 * cselib.c (get_value_hash, references_value_p,
12928 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12929 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12930 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12931 * function.c (contains, prologue_epilogue_contains,
12932 sibcall_epilogue_contains): Likewise.
12933 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12934 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12935 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12936 reg_or_subregno): Likewise.
12937 * recog.c (asm_noperands): Likewise.
12938 * reload1.c (function_invariant_p): Likewise.
12939 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12940 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12941 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12942 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12943 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12944 extended_count, prologue_epilogue_contains,
12945 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12946 canon_true_dependence, read_dependence, anti_dependence,
12947 output_dependence): Likewise.
12948 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12950 2007-07-30 Julian Brown <julian@codesourcery.com>
12952 * config/arm/neon.md (V_ext): New mode attribute.
12953 (neon_vget_lane<mode>): Replace with define_expand.
12954 (neon_vget_lane<mode>_sext_internal)
12955 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12956 and quad precision vectors.
12957 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12958 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12959 have typeless 32-bit result.
12961 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12964 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12966 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12967 use sizetype for rest.
12968 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12969 (aff_combination_convert): Don't convert rest for pointer types.
12971 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12973 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12975 * tree-ssa-alias.c: Add alloc-pool.h.
12976 (init_alias_info): Free alias_bitmap_obstack.
12977 (delete_alias_info): Call delete_mem_ref_stats.
12978 (get_mem_sym_stats_for): Use alloc_pool.
12979 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12980 (delete_mem_sym_stats): Removed.
12982 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12984 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12985 functions cannot be represented as classical distance vectors.
12987 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12989 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12990 * builtins.c (validate_arg, builtin_mathfn_code,
12991 validate_arglist): Likewise.
12992 * calls.c (call_expr_flags): Likewise.
12993 * combine.c (reg_nonzero_bits_for_combine,
12994 reg_num_sign_bit_copies_for_combine, get_last_value,
12995 reg_truncated_to_mode): Likewise.
12996 * emit-rtl.c (subreg_lowpart_p): Likewise.
12997 * expr.c (highest_pow2_factor_for_target,
12998 categorize_ctor_elements_1, categorize_ctor_elements,
12999 count_type_elements, contains_packed_reference,
13000 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13001 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13002 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13003 native_encode_int, native_encode_real, native_encode_complex,
13004 native_encode_vector, native_encode_expr, native_interpret_int,
13005 native_interpret_real, native_interpret_complex,
13006 native_interpret_vector, native_interpret_expr): Likewise.
13007 * function.c (use_register_for_decl): Likewise.
13008 * gimplify.c (get_name): Likewise.
13009 * langhooks-def.h (lhd_return_null_const_tree): New.
13010 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13011 * langhooks.c (lhd_return_null_const_tree): New.
13012 * langhooks.h (lang_get_callee_fndecl): Constify.
13013 * output.h (constructor_static_from_elts_p): Likewise.
13014 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13015 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13016 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13017 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13018 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13019 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13020 * rtlhooks-def.h (reg_nonzero_bits_general,
13021 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13023 * rtlhooks.c (reg_num_sign_bit_copies_general,
13024 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13026 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13027 * stor-layout.c (mode_for_size_tree): Likewise.
13028 * tree-ssa-loop-im.c (memref_eq): Likewise.
13029 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13030 * tree.c (contains_placeholder_p, type_list_equal,
13031 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13033 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13034 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13035 contains_placeholder_p, contains_packed_reference,
13036 get_callee_fndecl, operand_equal_for_phi_arg_p,
13037 warn_if_unused_value, is_body_block, native_encode_expr,
13038 native_interpret_expr, fold_convertible_p, operand_equal_p,
13039 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13040 validate_arglist, simple_cst_equal, type_list_equal,
13041 use_register_for_decl, call_expr_flags, get_name,
13042 highest_pow2_factor): Likewise.
13043 (const_call_expr_arg_iterator_d,
13044 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13045 first_const_call_expr_arg, more_const_call_expr_args_p,
13046 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13047 * varasm.c (constructor_static_from_elts_p): Constify.
13049 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13051 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13052 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13053 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13054 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13055 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13056 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13057 spelling conventions.
13058 * doc/invoke.texi: Follow spelling conventions.
13060 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13061 Revital Eres <eres@il.ibm.com>
13063 * modulo-sched.c (sms_schedule): Avoid loops which includes
13064 auto-increment instructions.
13066 2007-07-28 Richard Guenther <rguenther@suse.de>
13068 PR middle-end/32920
13069 * fold-const.c (fold_cond_expr_with_comparison): Convert
13070 operand zero of MIN/MAX_EXPR to correct type.
13072 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13074 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13075 flags_from_decl_or_type): Constify.
13076 * gcc.c (do_spec_1): Likewise.
13077 * print-tree.c (dump_addr, print_node_brief): Likewise.
13078 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13079 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13080 tree_purge_all_dead_eh_edges): Likewise.
13081 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13082 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13084 * tree.c (expr_location, expr_has_location, expr_locus,
13085 expr_filename, expr_lineno, get_inner_array_type,
13086 fields_compatible_p): Likewise.
13087 * tree.h (get_inner_array_type, fields_compatible_p,
13088 expr_location, expr_has_location, expr_locus, expr_filename,
13089 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13090 setjmp_call_p, alloca_call_p): Likewise.
13092 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13094 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13095 TV_FLOW_INSENSITIVE.
13097 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13099 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13100 (compute_flow_insensitive_aliasing): Ditto for
13101 TV_FLOW_INSENSITIVE.
13103 2007-07-27 Jan Hubicka <jh@suse.cz>
13105 * config/i386/i386.c (register_move_cost): Remove accidentally
13106 comitted #if 0 block.
13108 * attribs.c: Include hashtab.h
13109 (attribute_hash): New.
13110 (substring): New structure.
13111 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13113 (init_attributes): Initialize attribute hash.
13114 (decl_attributes): Use attribute hash.
13115 * Makefile.in (attribs.c): Depend on hashtab.h.
13117 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13119 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13121 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13123 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13124 __mips_dspr2 and __mips_dsp_rev macros.
13125 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13127 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13129 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13131 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13133 PR middle-end/32749
13135 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13136 and the updating of the live and do_not_gen sets.
13137 (df_note_bb_compute): Added updating of live and do_not_gen sets
13138 for regular defs so that the case of clobber inside conditional
13139 call is processed correctly.
13141 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13143 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13144 operands with compatible type.
13146 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13148 * expr.h (store_bit_field): Don't return a value.
13149 * expmed.c (check_predicate_volatile_ok): New function.
13150 (store_bit_field_1): New function, extracted from store_bit_field.
13151 Take a fallback_p argument and return true if the operation succeeded.
13152 Only use store_fixed_bit_field if fallback_p. Don't recompute
13153 mode_for_extraction; use op_mode instead. Try forcing memories
13154 into registers if the insv expander fails.
13155 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13156 Don't return a value.
13157 (convert_extracted_bit_field): New function, extracted from
13159 (extract_bit_field_1): Likewise. Take a fallback_p argument
13160 and return NULL if the operation succeeded. Only use
13161 extract_fixed_bit_field if fallback_p. Only calculate one
13162 extraction mode. Combine code for extv and extzv. Try forcing
13163 memories into registers if the ext(z)v expander fails.
13164 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13166 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13168 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13170 (df_ref): Likewise. Put regno with other integer fields.
13172 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13174 * df.h (df_mw_hardreg): Remove "loc" field.
13175 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13177 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13178 split out from df_set_unused_notes_for_mw. Return false for
13179 partial references. Assert that mw_reg is a REG when returning true.
13180 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13181 (df_whole_mw_reg_dead_p): New function, split out from
13182 df_set_dead_notes_for_mw. Return false for partial references.
13183 Assert that mw_reg is a REG when returning true.
13184 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13185 Remove redundant bitmap check.
13187 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13189 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13190 ($(T)crtend.o): Likwise.
13191 ($(T)crtbeginS.o): Likwise.
13192 ($(T)crtendS.o): Likwise.
13193 ($(T)crtfastmath.o): Likwise.
13195 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13197 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13198 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13199 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13200 and x_n_bbs_in_dom_tree fields.
13202 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13204 PR tree-optimization/32087
13205 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13206 Do not call scale_bbs_frequencies_int with prob of zero.
13208 2007-07-26 Julian Brown <julian@codesourcery.com>
13210 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13211 (neon_element_bits): Add prototypes.
13212 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13213 (neon_const_bounds, neon_element_bits): New functions.
13214 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13215 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13216 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13217 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13218 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13219 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13220 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13221 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13222 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13223 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13224 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13225 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13226 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13228 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13230 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13231 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13233 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13234 Julian Brown <julian@codesourcery.com>
13236 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13237 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13238 * config/arm/cortex-a8.md: New.
13239 * config/arm/cortex-a8-neon.md: New.
13240 * config/arm/neon-schedgen.ml: New.
13241 * config/arm/neon.md (vqh_mnem): New.
13243 (Is_float_mode): New.
13244 (Scalar_mul_8_16): New.
13246 (V_mode_nunits): New.
13247 (All instruction patterns): Annotate with neon_type attribute
13249 * config/arm/arm.md: Include cortex-a8.md.
13250 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13252 Annotate instruction patterns accordingly.
13253 (generic_sched): Do not use generic scheduling for Cortex-A8.
13254 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13256 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13258 * fold-const.c (fold_read_from_constant_string): Use
13259 build_int_cst_type.
13260 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13262 2007-07-26 Nick Clifton <nickc@redhat.com>
13264 * tree-ssa-operands.h: Change copyright header to refer to version
13265 3 of the GNU General Public License and to point readers at the
13266 COPYING3 file and the FSF's license web page.
13267 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13268 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13269 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13270 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13271 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13272 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13273 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13274 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13275 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13276 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13277 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13278 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13279 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13280 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13281 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13282 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13283 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13284 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13285 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13286 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13287 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13288 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13289 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13290 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13291 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13292 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13293 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13294 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13295 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13296 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13297 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13298 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13299 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13300 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13301 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13302 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13303 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13304 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13305 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13306 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13307 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13308 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13309 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13310 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13311 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13312 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13313 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13314 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13315 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13316 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13317 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13318 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13319 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13320 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13321 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13322 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13323 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13324 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13325 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13326 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13327 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13328 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13329 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13330 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13331 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13332 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13333 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13334 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13335 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13336 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13337 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13338 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13339 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13340 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13341 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13342 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13343 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13344 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13345 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13346 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13347 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13348 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13349 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13350 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13351 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13352 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13353 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13354 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13355 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13356 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13357 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13358 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13359 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13360 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13361 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13362 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13363 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13364 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13365 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13366 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13367 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13368 convert.c, convert.h, langhooks-def.h, reload1.c,
13369 tree-ssa-operands.c: Likewise.
13371 2007-07-26 Jan Hubicka <jh@suse.cz>
13373 * tree-ssa-live.c: Include debug.h and flags.h.
13374 (mark_scope_block_unused): New function.
13375 (remove_unused_scope_block_p): New function.
13376 (remove_unused_locals): Remove unused blocks too.
13378 2007-07-25 Ian Lance Taylor <iant@google.com>
13380 * combine.c (combine_max_regno): Remove. Remove all uses.
13381 (struct reg_stat_struct): Rename from struct reg_stat.
13382 (reg_stat_type): Define, and declare VECs.
13383 (reg_stat): Change from pointer to VEC. Change all uses.
13384 (combine_split_insns): New static function.
13385 (try_combine, find_split_point): Call it instead of split_insns.
13387 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13389 * cfghooks.c (split_block): Fix the information about loop latch.
13391 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13393 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13395 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13397 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13398 Scan the new edge for loop exit info.
13400 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13402 * config/darwin.c: Include debug.h.
13404 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13407 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13409 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13411 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13412 (HARD_REGNO_MODE_OK): Ditto.
13413 (MODES_TIEABLE_P): Ditto.
13414 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13415 (CLASS_MAX_NREGS): Ditto.
13416 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13417 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13418 (divdf3_internal_thr): Removed.
13419 * config/ia64/div.md: New file.
13420 * config/ia64/constraints.md: Add H constraint.
13422 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13424 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13425 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13426 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13427 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13428 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13429 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13430 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13431 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13432 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13433 dump_sbitmap_file, debug_sbitmap, popcount_table,
13434 sbitmap_popcount): Constify.
13435 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13436 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13437 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13438 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13439 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13440 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13441 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13442 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13443 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13444 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13445 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13447 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13449 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13450 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13451 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13452 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13453 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13454 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13455 bitmap_intersect_p, bitmap_intersect_compl_p,
13456 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13457 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13459 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13460 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13461 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13462 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13463 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13464 debug_bitmap, debug_bitmap_file, bitmap_print,
13465 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13466 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13468 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13470 * config/darwin.c (darwin_override_options): Additional fix for
13471 debug info formats that don't support var tracking.
13473 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13475 * cselib.c (entry_and_rtx_equal_p): Constify.
13476 * gengtype.c (output_mangled_typename, write_types, write_local):
13478 * gengtype.h (const_type_p): New.
13479 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13481 * tlink.c (scan_linker_output): De-constify.
13482 * tree-ssa-loop-im.c (memref_eq): Constify.
13483 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13484 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13486 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13488 * c-common.c (fname_as_string, c_type_hash): Constify.
13489 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13490 * cgraph.c (edge_hash, edge_eq): Likewise.
13491 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13492 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13493 reg_attrs_htab_eq): Likewise.
13494 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13496 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13497 const_decl_t, const_state_t, const_automata_list_el_t): New.
13498 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13499 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13500 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13501 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13502 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13503 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13504 compare_max_occ_cycle_nums, out_state_arcs_num,
13505 compare_transition_els_num, units_cmp, state_reservs_cmp):
13507 * genmodes.c (cmp_modes): Likewise.
13508 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13509 * gimplify.c (compare_case_labels): Likewise.
13510 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13511 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13512 * matrix-reorg.c (mtt_info_hash): Likewise.
13513 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13514 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13515 (htab_hash_bucket, htab_hash_elem): Constify.
13516 * tree-browser.c (TB_parent_eq): Likewise.
13517 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13518 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13519 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13520 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13522 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13523 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13524 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13525 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13526 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13528 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13529 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13530 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13531 * tree-ssa-threadupdate.c (redirection_data_hash,
13532 redirection_data_eq): Likewise.
13533 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13534 * tree-ssa.c (var_ann_eq): Likewise.
13535 * tree-vrp.c (compare_case_labels): Likewise.
13536 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13537 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13538 tree_not_check_failed, tree_class_check_failed,
13539 tree_range_check_failed, tree_not_class_check_failed,
13540 omp_clause_check_failed, omp_clause_range_check_failed,
13541 tree_contains_struct_check_failed, tree_operand_check_failed):
13543 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13544 tree_not_check_failed, tree_class_check_failed,
13545 tree_range_check_failed, tree_not_class_check_failed,
13546 tree_operand_check_failed, omp_clause_operand_check_failed,
13547 tree_operand_length): Likewise.
13548 * var-tracking.c (const_variable): New.
13549 (variable_htab_hash, variable_htab_eq): Constify.
13550 * varasm.c (const_desc_hash): Likewise.
13552 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13554 * expr.c (handled_component_p): Constify.
13555 * fold-const.c (fit_double_type): Likewise.
13556 * real.h (real_value_from_int_cst): Likewise.
13557 * tree-flow-inline.h (gimple_in_ssa_p,
13558 gimple_aliases_computed_p, gimple_addressable_vars,
13559 gimple_call_clobbered_vars, gimple_referenced_vars,
13560 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13561 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13562 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13563 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13564 is_label_stmt, is_global_var, phi_ssa_name_p,
13565 factoring_name_p, is_call_clobbered, tree_common_ann,
13566 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13567 unmodifiable_var_p, array_ref_contains_indirect_ref,
13568 ref_contains_array_ref, lookup_subvars_for_var,
13569 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13570 gimple_mem_ref_stats): Likewise.
13571 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13572 may_aliases, is_exec_stmt, is_label_stmt,
13573 ref_contains_array_ref, array_ref_contains_indirect_ref,
13574 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13575 unmodifiable_var_p): Likewise.
13576 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13577 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13578 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13579 cst_and_fits_in_hwi, real_value_from_int_cst,
13580 build_real_from_int_cst, integer_zerop, integer_onep,
13581 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13582 tree_floor_log2, real_zerop, real_onep, real_twop,
13583 real_minus_onep, really_constant_p, purpose_member, chain_member,
13584 list_length, fields_length, int_size_in_bytes, bit_position,
13585 int_bit_position, byte_position, int_byte_position, expr_align,
13586 array_type_nelts, tree_node_structure,
13587 type_contains_placeholder_1, iterative_hash_pointer,
13588 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13589 tree_map_base_eq, type_hash_list, type_hash_eq,
13590 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13591 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13592 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13593 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13594 int_fits_type_p, get_containing_scope, decl_function_context,
13595 decl_type_context, omp_clause_operand_check_failed,
13596 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13597 * tree.h (omp_clause_operand_check_failed, tree_size,
13598 build_real_from_int_cst, array_type_nelts, purpose_member,
13599 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13600 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13601 is_attribute_p, check_qualified_type, expr_align,
13602 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13603 int_byte_position, list_length, fields_length, initializer_zerop,
13604 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13605 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13606 tree_node_structure, handled_component_p, get_containing_scope,
13607 decl_function_context, decl_type_context, real_zerop,
13608 type_num_arguments, fit_double_type, really_constant_p,
13609 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13610 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13611 real_twop, real_minus_onep, int_cst_value): Likewise.
13613 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13615 * cfglayout.c (insn_scope, insn_line): Constify.
13616 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13617 const_double_htab_hash, const_double_htab_eq,
13618 mem_attrs_htab_hash): Likewise.
13619 * loop-iv.c (biv_eq): Likewise.
13620 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13621 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13622 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13624 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13625 error_for_asm, warning_for_asm, _fatal_insn,
13626 _fatal_insn_not_found): Likewise.
13627 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13628 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13629 rtl_check_failed_type2, rtl_check_failed_code1,
13630 rtl_check_failed_code2, rtl_check_failed_code_mode,
13631 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13632 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13633 rtl_check_failed_type2, rtl_check_failed_code1,
13634 rtl_check_failed_code2, rtl_check_failed_code_mode,
13635 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13636 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13637 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13638 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13639 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13640 rtx_unstable_p, get_integer_term, get_related_value,
13641 offset_within_block_p, reg_mentioned_p, count_occurrences,
13642 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13643 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13644 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13645 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13646 find_constant_src, find_reg_fusage, find_regno_fusage,
13647 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13648 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13649 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13650 computed_jump_p, auto_inc_p, in_expr_list_p,
13651 remove_node_from_expr_list, loc_mentioned_in_p,
13652 label_is_jump_target_p, reversed_comparison_code_parts,
13653 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13654 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13655 print_inline_rtx): Likewise.
13656 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13657 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13658 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13659 get_integer_term, get_related_value, offset_within_block_p,
13660 count_occurrences, reg_mentioned_p, no_labels_between_p,
13661 reg_used_between_p, reg_referenced_p, single_set_2,
13662 multiple_sets, set_noop_p, refers_to_regno_p,
13663 reg_overlap_mentioned_p, dead_or_set_p,
13664 covers_regno_no_parallel_p, covers_regno_p,
13665 dead_or_set_regno_p, find_reg_note, find_regno_note,
13666 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13667 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13668 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13669 side_effects_p, may_trap_p_1, may_trap_p,
13670 may_trap_after_code_motion_p, may_trap_or_fault_p,
13671 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13672 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13673 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13674 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13675 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13677 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13678 warning_for_asm): Likewise.
13679 * tree.h (print_rtl): Likewise.
13680 * varasm.c (get_pool_mode): Likewise.
13682 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13684 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13685 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13686 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13687 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13688 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13689 * ddg.c (compare_sccs): Likewise.
13690 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13691 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13692 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13693 decimal_do_fix_trunc, decimal_real_to_integer,
13694 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13695 * dse.c (const_group_info_t): New.
13696 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13697 * dwarf2out.c (const_dw_die_ref): New.
13698 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13699 * tree-browser.c (TB_parent_eq): Likewise.
13700 * unwind-dw2-fde.c (__register_frame_info_bases,
13701 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13702 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13704 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13705 * unwind-dw2.c (uw_frame_state_for): Likewise.
13706 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13707 * value-prof.h (const_histogram_value): New.
13709 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13711 * config/mips/mips.c (machine_function): Add
13712 initialized_mips16_gp_pseudo_p.
13713 (mips16_gp_pseudo_reg): Do not emit the initialization of
13714 mips16_gp_pseudo_rtx when being called from the gimple cost-
13715 calculation routines; emit it on the first use outside those
13718 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13720 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13723 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13724 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13725 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13726 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13727 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13728 Preserve const-ness of parameters through use of __typeof(),
13729 also constify and tidy.
13731 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13732 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13733 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13734 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13735 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13736 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13737 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13738 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13739 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13741 2007-07-25 Julian Brown <julian@codesourcery.com>
13742 Mark Shinwell <shinwell@codesourcery.com>
13744 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13745 (alpha_mangle_type): This.
13746 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13747 (TARGET_MANGLE_TYPE): Define this instead.
13748 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13749 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13750 (arm_init_neon_builtins): Fix comment.
13751 (arm_mangle_map_entry): New.
13752 (arm_mangle_map): New.
13753 (arm_mangle_type): New.
13754 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13755 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13756 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13757 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13758 (TARGET_MANGLE_TYPE): Define this instead.
13759 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13760 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13761 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13762 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13763 (TARGET_MANGLE_TYPE): Define this instead.
13764 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13766 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13767 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13768 (TARGET_MANGLE_TYPE): Define this instead.
13769 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13770 (s390_mangle_type): This.
13771 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13772 (TARGET_MANGLE_TYPE): Define this instead.
13773 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13774 (sparc_mangle_type): This.
13775 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13776 (TARGET_MANGLE_TYPE): Define this instead.
13777 * cp/mangle.c (write_type): Call mangle_type target hook on all
13778 types before mangling. Use original type, not main variant, as
13780 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13781 (TARGET_MANGLE_TYPE): This.
13782 * target.h (gcc_target): Rename mangle_fundamental_type to
13784 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13785 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13787 2007-07-25 Julian Brown <julian@codesourcery.com>
13788 Paul Brook <paul@codesourcery.com>
13789 Joseph Myers <joseph@codesourcery.com>
13790 Mark Shinwell <shinwell@codesourcery.com>
13792 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13793 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13794 (with_fpu): Allow --with-fpu=neon.
13795 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13796 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13797 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13798 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13799 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13800 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13801 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13802 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13803 (output_move_neon): Add prototypes.
13804 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13805 (all_fpus): Add FPUTYPE_NEON.
13806 (fp_model_for_fpu): Add NEON field.
13807 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13808 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13810 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13812 (thumb2_legitimate_address_p): Likewise.
13813 (neon_valid_immediate): Recognize and prepare constants suitable for
13815 (neon_immediate_valid_for_move): New function. Recognize and prepare
13816 immediates for NEON move instructions.
13817 (neon_immediate_valid_for_logic): New function. Recognize and
13818 prepare immediates for NEON logic instructions.
13819 (neon_output_logic_immediate): New function. Create asm string
13820 suitable for outputting immediate logic instructions.
13821 (neon_pairwise_reduce): New function. Implement reduction using
13822 pairwise operations.
13823 (neon_expand_vector_init): New function. Expand a (possibly
13824 non-constant) vector initialization.
13825 (neon_vector_mem_operand): New function. Memory operands supported
13826 for quad-word loads/stores to/from ARM or NEON registers. Don't
13827 allow base+offset addressing for core regs.
13828 (neon_struct_mem_operand): New function. Valid mems for NEON
13830 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13831 from neon_vector_mem_operand addresses without a secondary register.
13832 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13833 (add_minipool_backward_ref): Likewise.
13834 (dump_minipool): Likewise.
13835 (push_minipool_fix): Likewise.
13836 (output_move_quad): New function. Output quad-word moves, loads and
13837 stores using ARM registers.
13838 (output_move_vfp): Add support for vectors in VFP (NEON) D
13840 (output_move_neon): Output a NEON load/store to/from a quadword
13842 (arm_print_operand): Implement new codes:
13843 - 'c' for unadorned integers (without a # sign).
13844 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13846 - 'e', 'f' for the low and high D parts of a NEON Q register.
13847 - 'q' outputs a NEON Q register.
13848 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13849 - 'T' prints NEON opcode features from a coded bitmask.
13850 - 'F' is similar to T, but signed/unsigned codes both print as
13852 - 't' is similar to T, but 'u' is printed instead of 'p'.
13853 - 'O' prints 'r' if NEON instruction should perform rounding (as
13854 specified by bitmask), else prints nothing.
13855 - '#' is a punctuation character to stop operand numbers from
13856 running together with following digits in the assembler
13857 strings for instructions (when using mode attributes).
13858 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13859 constant vectors in big-endian mode, where necessary.
13860 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13861 Handle EI, OI, CI, XI modes.
13862 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13863 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13864 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13865 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13866 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13868 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13869 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13870 to turn v8qi, etc. into bits defined above.
13871 (neon_itype): New enumeration. Classifications of NEON builtins.
13872 (neon_builtin_datum): Define struct. Contains information about
13873 a single builtin (with multiple modes).
13874 (CF): Define helper macro for...
13875 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13877 (neon_builtin_data): New array. Define information about builtins
13878 for use during initialization/expansion.
13879 (arm_init_neon_builtins): New function.
13880 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13882 (neon_builtin_compare): New function.
13883 (locate_neon_builtin_icode): New function. Find an insn code for a
13884 builtin given a function code for that builtin. Also return type of
13885 builtin (NEON_BINOP, NEON_UNOP etc.).
13886 (builtin_arg): New enumeration. Types of arguments for builtins.
13887 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13888 Takes a variable argument list of builtin_arg types, terminated by
13890 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13891 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13892 (neon_emit_pair_result_insn): New function. Support returning pairs
13893 of vectors via a pointer.
13894 (neon_disambiguate_copy): New function. Set up operands for a
13895 multi-word copy such that registers do not get clobbered.
13896 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13897 ARM_BUILTIN_NEON_BASE.
13898 (arm_file_start): Set float-abi attribute for NEON.
13899 (arm_vector_mode_supported_p): Enable NEON vector modes.
13900 (arm_mangle_map_entry): New.
13901 (arm_mangle_map): New.
13902 (arm_mangle_vector_type): New.
13903 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13905 (TARGET_NEON): New macro. Target supports NEON.
13906 (fputype): Add FPUTYPE_NEON.
13907 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13908 for vectorization based on command-line arg.
13909 (NEON_REGNO_OK_FOR_NREGS): Define.
13910 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13911 (VALID_NEON_STRUCT_MODE): Define.
13912 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13913 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13914 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13915 (consttable_16): Add pattern for outputting 16-byte minipool
13917 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13919 (vec-common.md, neon.md): Include md files.
13920 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13921 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13922 (memory_constraint "Ut", "Un", "Us"): Define.
13923 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13924 (MMX_char): New mode attribute.
13925 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13926 (*add<mode>3_iwmmxt): New insn pattern.
13927 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13928 (*sub<mode>3_iwmmxt): New insn pattern.
13929 (mulv4hi3): Rename to...
13930 (*mulv4hi3_iwmmxt): This.
13931 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13932 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13933 (uminv4hi3, uminv2si3): Remove. Replace with...
13934 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13935 (*umin<mode>3_iwmmxt): These.
13936 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13937 (ashr<mode>3_iwmmxt): This new pattern.
13938 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13939 (lshr<mode>3_iwmmxt): This new pattern.
13940 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13941 (ashl<mode>3_iwmmxt): This new pattern.
13942 * config/arm/neon-docgen.ml: New file. Generate documentation for
13944 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13945 * config/arm/arm_neon.h: New (autogenerated).
13946 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13948 * config/arm/neon.md: New file. Define NEON instructions.
13949 * config/arm/neon.ml: New file. Abstract description of NEON
13950 instructions, used to generate arm_neon.h header, documentation and
13952 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13953 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13955 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13957 (ARM NEON Intrinsics): New subsection.
13958 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13960 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13962 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13965 2007-07-24 Jan Hubicka <jh@suse.cz>
13967 * regclass.c (move_table): New type.
13968 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13969 (init_move_cost): Break out from ...
13970 (init_reg_sets_1): ... here; simplify computation of
13971 have_regs-of_mode and contains_reg_of_mode.
13972 (record_reg_classes): Unswitch internal loops.
13973 (copy_cost): Trigger lazy initialization of move cost
13974 (record_address_regs): Likewise.
13976 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13978 * config/darwin.c (darwin_override_options): Don't force on
13979 flag_var_tracking_uninit when no debug info is requested.
13981 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13983 * cfgloop.c (init_loops_structure): New function.
13984 (flow_loops_find): Create root of the loop tree unconditionally.
13986 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13988 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13990 2007-07-24 Jan Hubicka <jh@suse.cz>
13992 * caller-save.c: Include ggc.h, gt-caller-save.h
13993 (reg_save_code, reg_restore_code): Rename to ...
13994 (cached_reg_save_code, cached_reg_restore_code): ... those.
13995 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13996 (reg_save_code, reg_restore_code): New functions.
13997 (init_caller_save): Do not intialize
13998 reg_save_code/reg_restore_code tables.
13999 * Makefile.in: (gt-caller-save.h): New.
14001 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14003 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14004 with the mode of the original operand instead of
14007 2007-07-23 Jan Hubicka <jH@suse.cz>
14009 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14010 (inline_secondary_memory_needed): ... here.
14011 (ix86_memory_move_cost): Break out to ...
14012 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14013 maximum of input and output; fix handling of Q_REGS on 64bit.
14014 (ix86_secondary_memory_needed): Microoptimize.
14016 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14018 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14019 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14020 stmts_from_loop, known_dependences_p, build_rdg): New.
14021 * tree-data-ref.h: Depends on graphds.h.
14022 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14023 (build_rdg): Declared.
14024 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14026 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14028 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14031 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14032 Jakub Jelinek <jakub@redhat.com>
14034 PR middle-end/PR28690
14035 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14037 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14038 and MEM_POINTER operands over REG and MEM operands.
14039 (swap_commutative_operands_p): Change return value to bool.
14040 * rtl.h: Update the corresponding prototype.
14041 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14042 instead of gen_rtx_PLUS.
14043 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14044 value to bool. Change function arguments to rtx's and update code
14046 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14047 calls to match the new declaration.
14048 * simplify-rtx.c (simplify_associative_operation): Don't
14049 reorder simplify_binary_operation arguments.
14051 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14053 * config/mips/mips.c (override_options): Use mips_costs to derive
14054 the default branch cost.
14055 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14057 * config/mips/mips.opt (mbranch-cost=): New option.
14058 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14060 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14062 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14063 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14064 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14065 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14067 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14069 * config/mips/constraints.md (ks): New constraint.
14070 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14071 (*add<mode>3_mips16): ...here.
14073 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14075 * optabs.h (enum optab_index): Add new OTI_signbit.
14076 (signbit_optab): Define corresponding macro.
14077 (enum insn_code signbit_optab[]): Remove array.
14078 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14079 (expand_copysign_absneg): If back end provides signbit insn, use it
14080 instead of bit operations on floating point argument.
14081 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14082 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14083 for availability of signbit insn.
14085 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14086 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14087 SSE mode is not active.
14088 (isinf<mode>2): Disable for mfpmath=sse,387.
14090 2007-07-22 Ben Elliston <bje@au.ibm.com>
14092 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14094 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14096 2007-07-20 Richard Guenther <rguenther@suse.de>
14098 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14099 integral typed condition.
14100 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14101 booleanness. Only preserve conversions from a non-base
14102 type to a base type, not in general between types with
14103 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14104 * tree.def (COND_EXPR): Document that the condition
14105 can be of any integral type.
14107 2007-07-20 Nigel Stephens <nigel@mips.com>
14108 Richard Sandiford <richard@codesourcery.com>
14110 * config/mips/mips.h (mips_dwarf_regno): Declare.
14111 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14112 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14113 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14114 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14115 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14116 (REG_CLASS_NAMES): Update accordingly.
14117 * config/mips/mips.c (mips_dwarf_regno): New array.
14118 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14119 (mips_subword): Remove special handling for accumulator registers.
14120 (override_options): Initiailize mips_dwarf_regno. Remove use
14122 (mips_swap_registers): New function.
14123 (mips_conditional_register_usage): Swap accumulator registers
14124 around if TARGET_LITTLE_ENDIAN.
14125 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14126 * config/mips/constraints.md (h, l): Use the endianness to choose
14127 between MD0_REG and MD1_REG.
14128 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14129 alternative-dependent template.
14131 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14133 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14136 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14138 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14139 predecessor fallthru flags.
14141 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14143 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14144 of compare to the same type.
14145 * cfgloopmanip.c (add_loop): Update information about loop exits.
14146 (loop_version): Remove the innermost loop requirement.
14147 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14148 to sizetype for pointers.
14150 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14152 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14153 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14154 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14156 * config/dfp-bit.c: Empty for TFmode conversions.
14158 2007-07-18 Caroline Tice <ctice@apple.com>
14160 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14161 and handle them correctly; check that src is not NULL before
14163 (find_src_set_src): Likewise.
14165 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14167 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14168 (struct alignment_context, init_alignment_context): New.
14169 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14170 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14171 (XCHAL_HAVE_S32C1I): Likewise.
14172 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14173 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14174 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14175 (ATOMIC, HQI): New macros.
14176 (memory_barrier, *memory_barrier): New.
14177 (sync_lock_releasesi): New.
14178 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14179 (sync_lock_test_and_set<mode>): New.
14180 (sync_<atomic><mode>): New.
14181 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14182 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14183 (xtensa_expand_atomic): New.
14185 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14189 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14190 transformation for builtin ISNORMAL.
14191 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14192 * builtins.def (BUILT_IN_ISNORMAL): New.
14193 * doc/extend.texi: Document isnormal.
14195 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14199 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14200 optabs infrastructure. Provide generic implementation for
14202 (expand_builtin): Handle FINITE/ISFINITE.
14203 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14204 (fold_builtin_1): Likewise.
14206 * builtins.def (BUILT_IN_ISFINITE): New.
14208 * doc/extend.texi: Document isfinite.
14210 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14213 PR middle-end/20558
14215 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14216 generic fallback for isinf.
14217 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14218 calculation code ...
14219 * real.c (get_max_float): ... to here.
14220 * real.h (get_max_float): New.
14222 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14224 PR middle-end/32668
14226 * builtin-attrs.def (ATTR_TYPEGENERIC,
14227 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14229 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14230 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14231 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14232 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14234 * c-common.c (handle_type_generic_attribute): New.
14235 (c_common_attribute_table): Add "type generic".
14237 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14239 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14241 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14242 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14245 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14248 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14249 checking that the operand is an expression.
14251 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14252 Danny Smith <dannysmith@users.sourceforge.net>
14255 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14256 file mapping object in local namespace if Windows version later
14259 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14261 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14262 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14263 arm_cannot_force_const_mem.
14264 (arm_cannot_force_const_mem): New function.
14265 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14266 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14267 of arm_tls_referenced_p.
14268 * config/arm/arm.md (movsi): Split out-of-section constants when
14269 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14270 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14272 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14274 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14276 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14278 * config/mips/mips.md (*extendqihi2): Convert the destination
14281 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14283 * config/pa/fptr.c: Update license header.
14284 * config/pa/milli64.S: Likewise.
14286 2007-07-17 Nick Clifton <nickc@redhat.com>
14288 * COPYING_v3: New file. Contains version 3 of the GNU General
14290 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14291 Lesser General Public License.
14292 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14293 the GNU General Public License.
14295 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14297 PR rtl-optimization/32773
14298 * cfglayout.c (force_one_exit_fallthru): New function.
14299 (cfg_layout_finalize): Use it.
14301 2007-07-16 Richard Guenther <rguenther@suse.de>
14302 Uros Bizjak <ubizjak@gmail.com>
14304 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14305 before forcing it to gimple operand.
14307 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14308 David Ung <davidu@mips.com>
14310 * config/mips/mips.h (TUNE_24K): Define.
14311 (TUNE_MACC_CHAINS): Add TUNE_24K.
14312 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14314 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14315 (r74k_int_madd): .. this new reservation.
14316 (define_bypass): Fixed bypasses for r74k_int_madd to use
14317 mips_linked_madd_p.
14318 * config/mips/24k.md (define_bypass): Define new
14319 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14321 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14322 Nigel Stephens <nigel@mips.com>
14324 * config/mips/mips.md: Include 20kc.md.
14325 * config/mips/20kc.md: New file.
14326 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14327 (mips_adjust_cost): Tweak for 20Kc.
14328 (mips_issue_rate): Likewise.
14329 * config/mips/mips.h (TUNE_20KC): Define.
14331 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14333 * config/rs6000/rs6000.c (struct processor_cost): Add
14334 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14336 (*_cost): Add cache information.
14337 (rs6000_override_options): Set cache parameters.
14339 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14342 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14343 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14345 2007-07-16 Paul Brook <paul@codesourcery.com>
14348 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14349 (cirrus_thumb2_movsi_insn): Ditto.
14351 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14353 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14354 CR2_REGNO to R_CR2.
14356 2007-07-15 Andrew Haley <aph@redhat.com>
14358 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14359 before looking in the context.
14361 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14363 PR middle-end/32398
14364 PR middle-end/32769
14365 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14366 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14367 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14368 (pa_output_function_prologue): Use rp_saved and
14369 current_function_is_leaf to generate .CALLINFO statement.
14370 (hppa_expand_prologue): Set rp_saved.
14371 (hppa_expand_epilogue): Use rp_saved.
14372 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14373 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14375 2007-07-14 Dirk Mueller <dmueller@suse.de>
14377 * omega.c (coalesce): Fix memory leak on early exit.
14378 * matrix-reorg.c (check_allocation_function): Likewise.
14379 * tree-vect-transform.c (vect_get_new_vect_var): free result
14381 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14382 pass pointer to edge vector
14383 (partition_hot_cold_basic_blocks): Fix memory leak.
14384 * collect2.c (prefix_from_string): Free temporary storage.
14385 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14387 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14389 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14390 (DO_GLOBAL_DTORS_BODY): Likewise.
14392 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14393 Nigel Stephens <nigel@mips.com>
14395 * config/mips/mips.c (mips_classify_symbol): Don't return
14396 SYMBOL_SMALL_DATA for constant pool addresses if
14397 TARGET_EMBEDDED_DATA is true.
14399 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14401 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14402 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14403 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14404 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14405 __builtin_ia32_storehps, __builtin_ia32_storelps,
14406 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14407 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14408 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14409 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14410 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14411 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14412 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14413 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14414 using def_builtin_const.
14416 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14418 PR tree-optimization/32705
14419 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14420 (simplify_binary_expression): Use SSA_VAL consistently.
14422 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14424 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14425 (SPEFSCR_REGNO): Delete definition.
14426 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14427 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14428 * config/rs6000/rs6000.h: Do not define *_REGNO.
14429 LINK_REGISTER_REGNUM -> LR_REGNO.
14430 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14431 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14432 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14433 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14434 R_VRSAVE, R_VSCR. Use them.
14435 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14436 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14437 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14438 * config/rs6000/aix.h: Define R_LR. Use it.
14440 2007-07-13 Caroline Tice <ctice@apple.com>
14442 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14443 flag_var_tracking is explicitly turned off (i.e. when variable
14444 tracking is not feasible); otherwise, turn flag_var_tracking on when
14445 flag_var_tracking_uninit is on.
14446 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14447 note definitions, to allow recording of initialization status in the
14449 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14450 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14451 determine if two note locations are equal.
14452 (output_loc_list): Don't output list entries whose start & end labels
14454 (reg_loc_descriptor): Add parameter for initialization status; pass it
14455 to other loc descriptor functions.
14456 (one_reg_loc_descriptor): Add parameter for initialization status;
14457 check its value and add DW_OP_GNU_uninit to returned loc descr if
14459 (multiple_reg_loc_descriptor): Add parameter for initialization
14461 pass init status argument to other loc descriptor functions; check
14462 value of intialization parameter and add DW_OP_GNU_uninit to returned
14463 loc descr if appropriate.
14464 (based_loc_descr): Add parameter for initialization status; add new
14465 variable for return value; check value of initialization parameter and
14466 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14467 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14468 pass init status argument to other loc descriptor functions; check
14469 value of intialization parameter and add DW_OP_GNU_uninit to returned
14470 loc descr if appropriate.
14471 (mem_loc_descriptor): Likewise.
14472 (concat_loc_descriptor): Likewise.
14473 (concatn_loc_descriptor): Likewise.
14474 (loc_descriptor): Add parameter for initialization status; pass it as
14475 argument to other loc descriptor function calls.
14476 (loc_descriptor_from_tree_1): Add appropriate initialization status
14477 to loc descriptor function calls.
14478 (add_location_or_const_value_attribute): Get initialization status
14479 from VAR_LOCATION note; add initialization status to loc descriptor
14481 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14482 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14483 status is uninitialized, add "[uninint]" to output.
14484 * common.opt (fvar-tracking-uninit): New option, similar to
14485 fvar-tracking, to turn on tracking of uninitialized variables; creates
14486 a new global flag, flag_var_tracking_uninit.
14487 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14488 (enum var_init_status): New type, for var initialization status field.
14489 * var-tracking.c (struct location_chain_def): Two new fields, init,
14490 for initialization status, and set_src for the assignment value expr.
14491 (unshare_variable): New parameter for initialization status;
14492 initialize new init and set_src fields.
14493 (var_reg_set): New parameters for initialization status and value;
14494 pass them to set_variable_part.
14495 (var_mem_set): Likewise.
14496 (get_init_value): New function.
14497 (var_reg_delete_and_set): New initialization status & value
14498 parameters; add call to get_init_value if status is unknown; pass new
14499 parameters to clobber_variable_part and var_reg_set.
14500 (var_mem_delete_and_set): Likewise.
14501 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14502 (var_mem_delete): Likewise.
14503 (variable_union): Pass status to unshare_variable; initialize new init
14504 and set_src fields. If flag_var_tracking_uninit is not set, force
14505 status to initialized.
14506 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14507 used later to get the set_src value.
14508 (find_src_status): New function.
14509 (find_src_set_src): New function.
14510 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14511 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14512 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14513 and var_mem_delete_and_set.
14514 (dump_variable): Print out "[uninit]" if appropriate.
14515 (set_variable_part): Add new initialization and set_src parameters;
14516 pass status to unshare_variable; set node->init and node- >set_src
14517 fields and modify slot in hash table appropriately; save the init and
14518 set_src values if appropriate and assign to the new node.
14519 (clobber_variable_part): New set_src parameter; if two nodes have
14520 same variable and same location but different set_src (assignment)
14521 values, clobber old node.
14522 (delete_variable_part): Pass init status to unshare_variable.
14523 (emit_note_insn_var_location): Add initialized var; assign var's init
14524 status to new 'initialized'; pass new init status field to calls to
14525 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14526 status to initialized.
14527 (emit_notes_in_bb): Pass initialization status to calls to
14528 var_reg_set, var_mem_set, var_reg_delete_and_set and
14529 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14530 var_reg_delete_and_set and var_mem_delete_and_set; call
14531 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14532 make up for change in add_stores.
14533 (vt_add_function_parameters): Add status to calls to
14535 * config/darwin.c (darwin_override_options): Turn on uninitialized
14536 tracking automatically, if var_tracking is on and the system is
14539 2007-07-13 Sa Liu <saliu@de.ibm.com>
14541 * config.gcc: Add options for arch and tune on SPU.
14542 * config/spu/predicates.md: Add constant operands 0 and 1.
14543 * config/spu/spu-builtins.def: Add builtins for double precision
14544 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14545 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14547 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14549 * config/spu/spu-protos.h: Add new function prototypes.
14550 * config/spu/spu.c (spu_override_options): Check options -march and
14552 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14553 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14555 (spu_const_from_int): New. Create a vector constant from 4 ints.
14556 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14557 (spu_emit_vector_compare): New. Emit vector compare.
14558 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14559 * config/spu/spu.h: Add options -march and -mtune. Define processor
14560 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14561 CANONICALIZE_COMPARISON.
14562 * config/spu/spu.md: Add new insns for double precision compare
14563 and double precision vector compare. Add vcond and smax/smin patterns
14564 to enable DFmode vector conditional expression.
14565 * config/spu/spu.opt: Add options -march and -mtune.
14566 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14567 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14568 both CELL and CELLEDP targets: spu_testsv.
14569 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14572 2007-07-13 Richard Guenther <rguenther@suse.de>
14574 PR tree-optimization/32721
14575 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14576 TREE_THIS_VOLATILE on the folded reference.
14577 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14578 if the array reference has TREE_THIS_VOLATILE set.
14580 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14583 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14585 2007-07-13 Andreas Schwab <schwab@suse.de>
14587 * gengtype-lex.l: Allow declarations to be indented.
14589 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14591 * ginclude/tgmath.h: New.
14592 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14593 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14594 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14595 * configure: Regenerate.
14597 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14599 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14600 correct index when setting register save state for xd
14603 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14605 * config/sh/sh.c (mark_use): Remove.
14607 2007-07-12 Paul Brook <paul@codesourcery.com>
14609 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14610 reg does not overlap return value.
14612 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14614 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14615 (set_expression_vuses): Ditto.
14616 (init_pre): Initialize expression_vuses.
14618 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14620 * config/i386/sse.md (storentdf, storentsf): New.
14622 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14624 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14626 * tree.c (build_decl_stat): Move code from here...
14627 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14628 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14629 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14630 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14631 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14634 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14635 Devang Patel <dpatel@apple.com>
14637 PR tree-optimization/25413
14638 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14639 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14640 * tree.h (contains_packed_reference): New.
14641 * expr.c (contains_packed_reference): New.
14642 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14643 (vect_enhance_data_refs_alignment): Call
14644 vector_alignment_reachable_p.
14645 * target.h (vector_alignment_reachable): New builtin.
14646 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14647 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14648 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14650 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14652 * target.h (builtin_vectorization_cost): Add new target builtin.
14653 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14654 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14655 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14656 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14657 uninitialized variables.
14658 * tree-vect-transform.c (cost_for_stmt): New function.
14659 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14660 using cost 1 for all scalar stmts. Be less conservative when
14661 estimating the number of prologue/epulogue iterations. Call
14662 targetm.vectorize.builtin_vectorization_cost. Return
14663 min_profitable_iters-1.
14664 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14665 initialization cost instead of TARG_VEC_STMT_COST. Use
14666 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14667 epilogue code. Fix epilogue cost computation.
14668 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14669 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14670 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14671 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14672 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14673 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14675 2007-07-12 Richard Guenther <rguenther@suse.de>
14677 * gimplify.c (gimplify_conversion): Make sure that the result
14678 from maybe_fold_offset_to_reference is trivially convertible
14679 to the desired type before doing the simplification.
14680 (gimplify_expr): Likewise.
14681 * fold-const.c (fold_binary): Use the correct types for
14682 building the simplified expression.
14684 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14686 PR rtl-optimization/32729
14687 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14688 that fallthru to exit.
14690 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14692 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14693 (symDTPOFF2reg): Likewise.
14695 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14697 PR tree-optimization/32663
14699 * tree.h (VALUE_HANDLE_VUSES): Remove.
14700 (struct tree_value_handle): Remove vuses.
14702 * tree-vn.c (create_value_handle_for_expr): Don't set
14703 VALUE_HANDLE_VUSES.
14705 * tree-ssa-pre.c (expression_vuses): New.
14706 (alloc_expression_id): Set up expression_vuses.
14707 (get_expression_vuses): New.
14708 (set_expression_vuses): Ditto.
14709 (clear_expression_ids): Modify for expression_vuses.
14710 (phi_translate_1): Ditto.
14711 (phi_translate_set): Ditto.
14712 (value_dies_in_block_x): Ditto
14713 (valid_in_sets): Ditto.
14714 (add_to_sets): Ditto.
14715 (find_existing_value_expr): Ditto.
14716 (create_value_handle_for_expr): Ditto.
14717 (make_values_for_stmt): Ditto.
14718 (vuse_equiv): Remove.
14720 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14722 * Makefile.in (mostlyclean): Remove object files.
14724 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14726 * toplev.c (no_new_pseudos): Deleted.
14727 * rtl.h (no_new_pseudos): Deleted.
14728 * tree-pass.h (pass_no_new_pseudos): Deleted.
14729 * passes.c (pass_no_new_pseudos): Deleted.
14730 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14731 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14732 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14734 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14735 * rtlhooks.c (gen_lowpart_general): Ditto.
14736 * optabs.c (prepare_operand): Ditto.
14737 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14739 * modulo-sched.c (rest_of_handle_sms): Ditto.
14740 * see.c (rest_of_handle_see): Ditto.
14741 * ifcvt.c (if_convert): Ditto.
14742 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14744 * init-regs.c (gate_initialize_regs): Deleted set of
14746 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14747 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14748 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14750 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14753 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14754 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14755 (*vec_extractv2di_1_rex64): New insn pattern.
14757 2007-07-11 David Daney <ddaney@avtrex.com>
14759 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14760 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14761 for SIGNAL_UNWIND_RETURN_COLUMN.
14762 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14763 (DWARF_FRAME_REGNUM): Rewrite.
14764 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14766 2007-07-11 Nick Clifton <nickc@redhat.com>
14768 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14769 delta and use gen_int_mode in place of GET_INT instead.
14771 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14773 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14776 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14778 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14779 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14781 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14782 (USE_CANONICAL_TYPES): New.
14783 * doc/invoke.texi (verify-canonical-types): Remove.
14784 (use-canonical-types): Add.
14786 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14788 * config/spu/spu.c (spu_optimization_options): Remove setting of
14789 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14790 (spu_override_options): Move it here.
14792 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14794 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14795 * config/mips/mips.c (mips_cpu_info_table): Mention
14796 MIPS_ISA_LEVEL_SPEC in the comment.
14798 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14800 PR tree-optimization/32713
14801 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14803 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14805 PR middle-end/30482
14806 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14807 conditional to flag_isoc99.
14808 (c_common_init_options): Do it here, unconditionally.
14810 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14812 PR tree-optimization/32589
14813 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14814 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14815 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14816 predicate, extracted from...
14817 (set_rhs): ...here. Call it for the expression on entry.
14818 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14819 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14820 (simplify_binary_expression): Use valid_gimple_expression_p
14821 to validate the simplification.
14822 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14824 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14826 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14827 DWARF2_DEBUG on 32 bit target too.
14828 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14830 2007-07-11 Nick Clifton <nickc@redhat.com>
14832 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14833 version for 64-bit hosts.
14835 2007-07-10 David Daney <ddaney@avtrex.com>
14837 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14839 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14841 * config/mips/mips.c (mips_expand_synci_loop): New function.
14842 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14843 (UNSPEC_RDHWR): Same.
14844 (UNSPEC_SYNCI): Same.
14845 (UNSPEC_SYNC): Same.
14846 (clear_cache): New expand.
14850 (clear_hazard): Same.
14851 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14853 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14854 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14856 2007-07-10 Ian Lance Taylor <iant@google.com>
14858 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14861 2007-07-10 David Daney <ddaney@avtrex.com>
14863 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14864 * builtins.c (expand_builtin___clear_cache): New function.
14865 (expand_builtin): Call expand_builtin___clear_cache for
14866 BUILT_IN_CLEAR_CACHE case.
14867 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14868 * doc/md.texi (clear_cache): Document new instruction pattern.
14869 * testsuite/gcc.dg/builtins-64.c: New test.
14871 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14873 * config/cris/cris.md ("movsi"): Fix typo in last change.
14875 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14878 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14880 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14881 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14882 for FUNCTION_DECLs. Don't use align_functions_log if
14884 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14885 even for FUNCTION_DECLs.
14886 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14888 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14889 (DECL_FUNCTION_CODE): Update for new location and name of
14891 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14892 (struct tree_decl_common): Move 'align' and 'off_align' out
14893 of union, ensure they're still on a 32-bit boundary. Remove
14894 other fields in union 'u1'.
14895 (struct tree_function_decl): Add field 'function_code' replacing
14896 'u1.f' in tree_decl_common.
14897 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14898 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14899 (Variable Attributes): Cross-reference 'aligned' attribute
14900 to Function Attributes.
14901 * flags.h (force_align_functions_log): Delete.
14902 * toplev.c (force_align_functions_log): Delete.
14904 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14907 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14908 (*vec_concatv2di_rex): New insn pattern.
14910 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14913 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14915 2007-07-10 Ian Lance Taylor <iant@google.com>
14917 Replace no_new_pseudos in backends.
14918 * rtl.h (can_create_pseudo_p): Define.
14919 * config/darwin.c (machopic_indirect_data_reference): Use
14920 can_create_pseudo_p () instead of no_new_pseudos.
14921 (machopic_indirect_data_reference): Likewise.
14922 (machopic_legitimize_pic_address): Likewise.
14923 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14924 (alpha_emit_set_const_1): Likewise.
14925 (alpha_emit_set_const): Likewise.
14926 (alpha_emit_conditional_move): Likewise.
14927 (alpha_split_conditional_move): Likewise.
14928 * config/alpha/alpha.md (various splitters): Likewise.
14930 * config/arm/arm.c (legitimize_pic_address): Likewise.
14931 (arm_load_pic_register): Likewise.
14932 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14933 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14934 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14935 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14936 * config/cris/cris.md (movsi): Likewise.
14937 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14938 (symGOTOFF2reg_hilo): Likewise.
14939 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14940 * config/h8300/h8300.md (insv, extzv): Likewise.
14941 * config/i386/i386.c (ix86_expand_move): Likewise.
14942 (ix86_expand_vector_move): Likewise.
14943 (ix86_prepare_fp_compare_args): Likewise.
14944 (ix86_expand_carry_flag_compare): Likewise.
14945 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14946 (tls_dynamic_gnu2_combine_32): Likewise.
14947 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14948 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14949 (ia64_expand_movxf_movrf): Likewise.
14950 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14951 (m32c_split_move): Likewise.
14952 (m32c_expand_insv): Likewise.
14953 * config/m68k/m68k.md (movsi): Likewise.
14954 * config/mips/mips.c (mips_force_temporary): Likewise.
14955 (mips_split_symbol): Likewise.
14956 (mips_move_integer): Likewise.
14957 (mips_legitimize_const_move): Likewise.
14958 * config/mn10300/mn10300.md (movsi): Likewise.
14959 * config/pa/pa.c (emit_move_sequence): Likewise.
14960 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14961 (rs6000_got_register): Likewise.
14962 (create_TOC_reference): Likewise.
14963 (rs6000_machopic_legitimize_pic_address): Likewise.
14964 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14965 (various splitters): Likewise.
14966 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14967 (movsi_got): Likewise.
14968 * config/s390/s390.c (emit_symbolic_move): Likewise.
14969 * config/s390/s390.md (movhi, movqi): Likewise.
14970 (load_multiple, store_multiple): Likewise.
14971 * config/score/score.c (score_force_temporary): Likewise.
14972 * config/sh/sh.c (prepare_move_operands): Likewise.
14973 (prepare_cbranch_operands): Likewise.
14974 (emit_fpu_switch): Likewise.
14975 (fpscr_set_from_mem): Likewise.
14976 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14977 (adddi3, subsi3): Likewise.
14978 (various splitters): Likewise.
14979 (divsi_inv_fp_combine): Likewise.
14980 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14981 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14983 * config/sh/predicates.md (xor_operand): Likewise.
14984 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14985 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14986 (movdi_pic_label_ref): Likewise.
14987 * config/spu/spu.c (spu_split_immediate): Likewise.
14988 * config/alpha/alpha.md (various splitters): Remove test
14989 !no_new_pseudos || reload_completed.
14990 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14992 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14993 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14994 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14995 * config/score/score.c (th_output_mi_thunk): Likewise.
14996 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14997 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14999 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15001 PR rtl-optimization/32664
15002 * mode-switching.c (create_pre_exit): Skip barrier insns.
15004 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15006 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15007 force_gimple_operand_bsi.
15008 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15009 rewrite_use_compare): Ditto.
15010 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15012 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15013 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15014 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15015 * tree-profile.c (prepare_instrumented_value,
15016 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15017 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15018 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15019 tree_gen_ior_profiler): Ditto.
15020 * tree-ssa-reassoc.c (negate_value): Ditto.
15021 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15022 Use force_gimple_operand_bsi.
15023 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15024 * tree-if-conv.c (add_to_dst_predicate_list,
15025 find_phi_replacement_condition): Ditto.
15026 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15027 Call mark_symbols_for_renaming for new statements.
15028 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15030 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15032 * cfghooks.c (remove_edge): New function.
15033 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15035 * cfghooks.h (remove_edge): Declare.
15036 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15037 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15039 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15041 * optabs.h: Added declaration for signbit_optab.
15042 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15043 * genoptinit.c (optabs): Added entry for signbit insns.
15044 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15045 insn, if available.
15046 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15047 * config/s390/s390.md (signbit<mode>2): New expander.
15049 2007-07-09 Richard Guenther <rguenther@suse.de>
15051 PR middle-end/32698
15052 * fold-const.c (fold_plusminus_mult_expr): Move constant
15053 arguments second to allow decomposing.
15055 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15058 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15060 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15061 Disregard DECL_FROM_INLINE.
15063 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15066 * doc/invoke.texi: Add ftree-reassoc flag.
15067 * common.opt (ftree-reassoc): New flag.
15068 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15069 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15071 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15073 PR tree-optimization/32681
15074 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15075 saved in second_edge->aux when first_bb is a loop header.
15077 2007-07-09 Jan HUbicka <jh@suse.cz>
15079 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15081 2007-07-09 Richard Guenther <rguenther@suse.de>
15083 * c-decl.c (start_function): Do not promote return type.
15085 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15087 * function.c (do_warn_unused_parameter): Do not warn if
15088 TREE_NO_WARNING is set.
15090 2007-07-08 Andreas Schwab <schwab@suse.de>
15092 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15094 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15097 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15099 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15100 apply to assembly language, too.
15101 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15103 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15105 Revert (note the sccvn portions are *not* reverted)
15106 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15108 Fix PR tree-optimization/23488
15110 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15112 * tree-flow-inline.h (get_value_handle): Ditto.
15113 * tree-ssa-pre.c (decl_vh_map): New.
15114 (decl_node_pool): New.
15115 (can_value_number_operation): Support DECL_P.
15116 (can_PRE_operation): Ditto.
15117 (create_expression_by_pieces): Ditto.
15118 (find_existing_value_expr): Modify to differnetiate between
15119 addressing and top level.
15120 (create_value_handle_for_expr): Handle DECL's.
15121 (poolify_tree): Ditto.
15122 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15123 (make_values_for_stmt): Handle DECL's properly.
15124 (init_pre): Reorg to not init useless things during FRE.
15126 * tree-flow.h: Include pointer-set.h.
15127 (decl_vh_map): Declare.
15128 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15130 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15132 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15133 the constraint description.
15134 * doc/md.texi: Update documentation of AVR constraints.
15136 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15138 * auto-inc-dec.c, config/arm/arm.c,
15139 config/m32r/constraints.md, config/mips/mips.md,
15140 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15141 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15142 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15143 typos. Follow spelling conventions.
15144 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15146 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15147 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15149 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15150 realloc_vuse): Remove.
15151 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15154 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15156 Fix PR tree-optimization/23488
15158 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15159 (try_to_simplify): Ditto.
15160 (visit_use): Ditto.
15161 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15163 * tree-flow-inline.h (get_value_handle): Ditto.
15164 * tree-ssa-pre.c (decl_vh_map): New.
15165 (decl_node_pool): New.
15166 (can_value_number_operation): Support DECL_P.
15167 (can_PRE_operation): Ditto.
15168 (create_expression_by_pieces): Ditto.
15169 (find_existing_value_expr): Modify to differnetiate between
15170 addressing and top level.
15171 (create_value_handle_for_expr): Handle DECL's.
15172 (poolify_tree): Ditto.
15173 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15174 (make_values_for_stmt): Handle DECL's properly.
15175 (init_pre): Reorg to not init useless things during FRE.
15177 * tree-flow.h: Include pointer-set.h.
15178 (decl_vh_map): Declare.
15179 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15181 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15183 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15184 apply to assembly language, too.
15185 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15187 2007-07-06 Ian Lance Taylor <iant@google.com>
15188 Zack Weinberg <zackw@panix.com>
15190 PR middle-end/32441
15191 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15193 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15195 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15196 (prefetch): Likewise if "pref" would be used.
15198 2007-07-06 Josh Conner <jconner@apple.com>
15200 PR middle-end/32602
15201 PR middle-end/32603
15202 * calls.c (store_one_arg): Handle arguments which are partially
15203 on the stack when detecting argument overlap.
15205 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15207 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15208 chosen during find_reloads.
15210 2007-07-06 Richard Guenther <rguenther@suse.de>
15212 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15213 TYPE_ARG_TYPES for verification of argument types. Use
15214 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15215 parameters as variable arguments.
15217 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15219 * libgcc2.h (word_type): Type definition removed.
15220 (cmp_return_type, shift_count_type): Type definitions added.
15221 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15222 replaced with shift_count_type.
15223 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15225 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15226 changed from word_type to Wtype.
15227 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15228 replaced with shift_count_type.
15229 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15231 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15232 and libgcc_shift_count attribute added.
15233 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15234 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15235 (TARGET_INITIALIZER): New target hooks added.
15236 * targhooks.c (default_libgcc_cmp_return_mode,
15237 default_libgcc_shift_count_mode): Default implementations for the new
15238 target hooks added.
15239 * targhooks.h (default_libgcc_cmp_return_mode,
15240 default_libgcc_shift_count_mode): Function prototypes added.
15241 * target.h (struct gcc_target): Fields for the new target hooks added.
15242 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15244 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15247 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15248 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15250 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15251 s390_libgcc_shift_count_mode): Functions added.
15252 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15253 Target hooks defined.
15255 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15257 * config/mips/mips.c (compute_frame_size): Restore the original
15258 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15259 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15260 Document why the difference is needed.
15262 2007-07-06 Richard Guenther <rguenther@suse.de>
15264 * c-common.c (boolean_increment): Use correctly typed
15267 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15269 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15270 the topmost argument register is not also included in the save mask.
15271 (mips16e_collect_argument_save_p): Take a pointer to the argument
15272 register, rather than a pointer to the number of arguments.
15273 (mips16e_collect_argument_saves): Only include argument saves
15274 that aren't in the register mask.
15276 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15278 PR rtl-optimization/32450
15279 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15280 to ensure that instructions are not moved into the prologue when
15281 profiling is on. Remove unused prologue_end variable.
15282 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15283 as a scheduling barrier.
15285 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15288 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15289 Disregard DECL_FROM_INLINE.
15291 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15293 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15294 IORing with a constant.
15296 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15298 PR rtl-optimization/32475
15299 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15300 for every definition of the stack pointer.
15302 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15304 * arm.c (vfp3_const_double_index): Copy signed results of
15305 REAL_VALUE_TO_INT into unsigned vars.
15307 2007-07-05 Richard Guenther <rguenther@suse.de>
15309 PR middle-end/32639
15310 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15312 * tree-ssa.c (useless_type_conversion_p): Check canonical
15315 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15317 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15318 zero_extendhisi2): Change to define_insn_and_split.
15319 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15321 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15323 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15324 pass_match_asm_constraints): New.
15325 * passes.c (init_optimization_passes): Add new pass.
15326 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15327 * function.h (struct function): Add has_asm_statement bit.
15328 (current_function_has_asm_statement): New.
15329 * tree-pass.h (pass_match_asm_constraints): New.
15331 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15333 * config/mips/mips.c (mips_file_start): Avoid declaration
15336 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15338 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15340 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15342 * rtl.def (NOTE): Change print format string to print
15343 operand 5 as a note insn name.
15345 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15346 David Ung <davidu@mips.com>
15348 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15349 * doc/invoke.texi: (MIPS Options): Document them.
15351 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15352 David Ung <davidu@mips.com>
15354 Add support for SmartMIPS ASE.
15356 * optabs.c (expand_binop_directly): New, broken out from...
15357 (expand_binop): Here. Make it try rotating in the other
15358 direction even when the second operand isn't constant.
15359 * config/mips/mips.md (*lwxs): New.
15360 * config/mips/mips.opt (msmartmips): New.
15361 * config/mips/mips.c (mips_lwxs_address_p): New.
15362 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15363 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15364 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15365 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15366 (ISA_HAS_LWXS): New.
15367 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15368 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15369 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15370 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15371 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15372 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15373 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15375 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15377 * tree-vectorizer.c (new_loop_vec_info): Initialize
15378 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15379 * tree-vectorizer.h (_loop_vec_info): Added new filed
15380 min_profitable_iters.
15381 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15382 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15383 * tree-vect-analyze.c (vect_analyze_operations): Set
15384 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15385 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15386 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15387 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15388 and prologue cost to after they are computed.
15389 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15390 TARG_VEC_STMT_COST.
15391 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15392 of creating vectors from scalars according to dt.
15393 (vect_model_store_cost): Likewise.
15394 (vectorizable_call): Use dt array instead of scalar dt. Call
15395 vect_model_simple_cost with additional argument dt.
15396 (vectorizable_assignment): Likewise.
15397 (vectorizable_operation): Likewise.
15398 (vectorizable_type_demotion): Likewise.
15399 (vectorizable_type_promotion): Likewise.
15400 (vectorizable_store): Use dt array instead of scalar dt. Call
15401 vect_model_store_cost with additional argument dt.
15402 (vect_do_peeling_for_loop_bound): Don't call
15403 vect_estimate_min_profitable_iters. Instead, lookup
15404 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15405 "may not be profitable".
15407 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15410 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15411 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15412 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15413 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15415 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15417 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15418 addressing modes cheaper.
15420 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15422 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15423 (dw_ranges_struct): Rename block_num to num. Adjust.
15424 (dw_ranges_by_label_struct): New.
15425 (ranges_by_label, ranges_by_label_allocated,
15426 ranges_by_label_in_use): New variables.
15427 (add_ranges_num): Factored most of the code out of...
15428 (add_ranges): ... this one. Rewrite in terms of the former.
15429 (add_ranges_by_labels): New.
15430 (output_ranges): Output by-label ranges.
15431 (dwarf2out_finish): Output range for multiple-section
15432 compile_unit. Output standard DW_AT_low_pc in addition to
15433 unexpected DW_AT_entry_pc.
15435 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15437 PR tree-optimization/32604
15438 PR tree-optimization/32606
15440 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15441 (compute_antic_safe): Removed.
15442 (ANTIC_SAFE_LOADS): Ditto.
15443 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15444 (execute_pre): Don't call compute_antic_safe.
15445 (vuse_equiv): New function.
15446 (make_values_for_stmt): Use it
15447 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15450 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15453 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15454 rather than a decl.
15455 (avr_attribute_table): Make "naked" attribute apply to function types
15456 rather than to decls.
15457 (avr_handle_fntype_attribute): New function.
15459 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15461 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15464 2007-07-04 David Ung <davidu@mips.com>
15465 Joseph Myers <joseph@codesourcery.com>
15467 * config/mips/mips.md (type): Add logical, signext and move.
15468 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15469 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15470 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15471 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15472 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15473 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15474 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15475 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15476 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15477 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15478 movv2sf_hardfloat_64bit): Use the new types.
15479 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15480 *movdf_softfloat, *movdf_mips16): Use "multi".
15481 (extendqihi2): Replace with a define_expand.
15482 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15483 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15484 * config/mips/74k.md (r74k_int_logical): New reservation and
15486 (r74k_int_arith): Remove "slt".
15487 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15488 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15489 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15490 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15491 reservations for "arith".
15493 2007-07-04 Richard Guenther <rguenther@suse.de>
15495 * tree-ssa.c (useless_type_conversion_p): Add handling for
15496 scalar float and vector types. Only call the types_compatible_p
15497 langhook for aggregate types as last resort. Follow the
15500 2007-07-04 Richard Guenther <rguenther@suse.de>
15502 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15503 the same as NOP_EXPR.
15505 2007-07-04 Nick Clifton <nickc@redhat.com>
15507 * target.h (struct gcc_target): Add target_help field.
15508 * target-def.h (TARGET_HELP): New.
15509 (TARGET_INITIALIZER): Use TARGET_HELP.
15510 * opts.c (command_handle_option): Invoke target_help function, if
15511 defined, when the user has specified --target-help on the command
15513 * doc/invoke.texi: Mention that --target-help might print
15514 additional information.
15515 * doc/tm.texi: Document TARGET_HELP hook.
15517 * arm.c (TARGET_HELP): Override default definition.
15518 (arm_target_help): New - display a wrapped list of cores and
15519 architectures supported.
15521 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15523 * config/v850/v850.c (expand_prologue): Make sure
15524 GEN_INT() argument is sign extended rather than zero extended.
15525 (expand_epilogue): Likewise.
15526 (output_move_double): Delete.
15527 * config/v850/v850-protos.h (output_move_double): Delete.
15528 * config/v850/v850.md (movdi): Delete.
15529 (*movdi_internal): Delete.
15531 (*movdf_internal): Delete.
15533 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15535 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15536 unless compiling RTP PIC.
15538 2007-07-04 Richard Guenther <rguenther@suse.de>
15540 PR tree-optimization/32482
15541 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15542 original ssa name if we didn't find a shift expression.
15543 Fix shift constant for bit zero test.
15545 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15547 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15549 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15551 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15552 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15553 * config/arm/vxworks.h (ASM_SPEC): Delete.
15554 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15556 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15558 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15559 (DDR_REVERSED_P): New.
15560 * tree-data-ref.c (initialize_data_dependence_relation,
15561 build_classic_dist_vector): Set DDR_REVERSED_P.
15563 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15565 PR middle-end/32457
15566 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15567 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15568 init_omega_for_ddr_1): Use non conservative number of iterations
15570 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15571 (analyze_siv_subscript): Remove FIXME and reinitialization of
15572 last_conflicts to chrec_dont_know.
15573 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15575 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15577 * tree.c (maybe_canonicalize_argtypes): Improve description.
15579 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15581 * tree.c (maybe_canonicalize_argtypes): New.
15582 (build_function_type): Set canonical type.
15583 (build_method_type_directly): Ditto.
15584 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15587 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15589 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15591 (rewrite_use_nonlinear_expr): Likewise.
15593 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15595 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15597 2007-07-04 Ben Elliston <bje@au.ibm.com>
15599 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15602 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15604 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15605 (Exception Handling): Likewise.
15607 2007-07-03 Jan Hubicka <jh@suse.cz>
15609 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15611 2007-07-03 Eric Christopher <echristo@apple.com>
15613 * doc/cppopts.texi: Add conflicting option note to -dM.
15614 * doc/invoke.texi: Add note about possible conflicts with
15615 -E for -dCHARS and note that -dM will not produce
15616 any results if there is no machine dependent reorg.
15618 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15620 * tree.h (DECL_ALIGN): Back out previous change.
15622 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15624 * configure.ac: Test for .dtprelword support on MIPS.
15625 * configure, config.in: Regenerate.
15626 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15627 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15629 2007-07-03 Julian Brown <julian@codesourcery.com>
15631 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15632 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15633 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15634 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15636 (all_fpus): Add FPUTYPE_VFP3.
15637 (fp_model_for_fpu): Add VFPv3 field.
15638 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15639 (vfp3_const_double_index): New function. Return integer index of
15640 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15642 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15643 and argument represents a valid RTX for a VFPv3 constant.
15644 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15646 (vfp_emit_fstmd): Similar, for fstmd.
15647 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15648 constants, represented as integer indices.
15649 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15650 VFP_REGNO_OK_FOR_DOUBLE macros.
15651 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15652 (arm_file_start): Set float-abi attribute for VFPv3, and output
15653 correct ".fpu" assembler directive.
15654 (arm_dbx_register_numbering): Add FIXME.
15655 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15656 (fputype): Add FPUTYPE_VFP3.
15657 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15658 (CALL_USED_REGISTERS): Likewise.
15659 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15660 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15661 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15662 (D7_VFP_REGNUM): New.
15663 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15664 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15665 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15666 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15667 (REG_ALLOC_ORDER): Adjust for VFPv3.
15668 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15669 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15670 VFP_LO_REGS, VFP_HI_REGS.
15671 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15672 (IS_VFP_CLASS): Define macro.
15673 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15675 (REGISTER_MOVE_COST): Likewise.
15676 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15677 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15678 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15679 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15680 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15681 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15682 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15683 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15684 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15685 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15686 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15687 where appropriate for single-word registers.
15688 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15689 As above. Fix type attributes.
15690 * config/arm/constraints.md (register_contraint "t"): Define.
15691 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15693 (register_constraint "x"): Define.
15694 (constraint "Dv"): Define.
15696 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15698 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15700 2007-07-03 Tom Tromey <tromey@redhat.com>
15702 * c-parser.c (objc_pq_context): Removed.
15703 (objc_need_raw_identifier): Likewise.
15704 (c_parser) <objc_pq_context>: New field.
15705 <objc_need_raw_identifier>: Likewise.
15706 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15707 (c_lex_one_token): Update.
15708 (c_parser_objc_protocol_definition): Update.
15709 (c_parser_objc_method_definition): Update.
15710 (c_parser_objc_methodproto): Update.
15711 (c_parser_declspecs): Update.
15713 2007-07-03 David Ung <davidu@mips.com>
15715 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15717 2007-07-03 David Ung <davidu@mips.com>
15718 Richard Sandiford <richard@codesourcery.com>
15720 * doc/invoke.texi: Document -march=74kf3_2.
15721 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15722 (TUNE_74K): Check for it.
15723 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15724 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15725 * config/mips/mips.md (cpu): Add 74kf3_2.
15726 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15727 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15728 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15729 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15730 74kf3_2 to the CPU list.
15731 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15732 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15733 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15734 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15735 (r74kf3_2_fxfer_from_c1): New insn reservations.
15737 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15738 David Ung <davidu@mips.com>
15740 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15741 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15742 and 74k[fx]. Document aliases for the new options.
15743 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15744 (PROCESSOR_24KF2_1): ...this.
15745 (PROCESSOR_24KX): Rename to...
15746 (PROCESSOR_24KF1_1): ...this.
15747 (PROCESSOR_74KF): Rename to...
15748 (PROCESSOR_74KF2_1): ...this.
15749 (PROCESSOR_74KX): Rename to...
15750 (PROCESSOR_74KF1_1): ...this.
15751 (TUNE_74K): Update PROCESSOR_* names.
15752 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15753 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15754 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15755 (mips_rtx_cost_data): Update processor names in comments.
15756 (mips_issue_rate): Update PROCESSOR_* names.
15757 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15758 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15759 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15760 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15761 Update cpu attribute names.
15762 (r24k_fpu_iss): Rename this reservation to...
15763 (r24kf2_1_fpu_iss): ...this and update all uses.
15764 (r24kx_fpu_iss): Rename this reservation to...
15765 (r24kf1_1_fpu_iss): ...this and update all uses.
15766 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15767 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15768 Update cpu attribute names.
15770 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15772 * config/m32r/constraints.md: New file.
15773 * config/m32r/m32r.c: Include tm-constrs.h.
15774 (small_data_operand): Use satisfies_constraint_* instead of macro.
15775 (addr24_operand, gen_compare): Likewise.
15776 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15777 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15778 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15779 EXTRA_CONSTRAINT): Likewise.
15780 * config/m32r/m32r.md: Include constraints.md.
15781 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15782 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15783 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15784 (two_insn_const_operand, int8_operand, uint16_operand,
15785 reg_or_int16_operand, reg_or_uint16_operand,
15786 reg_or_cmp_int16_operand, cmp_int16_operand,
15787 seth_add3_operand): Likewise.
15789 2007-07-03 Eric Christopher <echristo@gmail.com>
15791 * libgcc2.h: Conditionally declare __bswapsi2 and
15794 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15796 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15799 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15802 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15803 (__gthrw_pragma): Provide default definition.
15804 (__gthrw2): Use it.
15805 * gthr-posix.c (__gthrw_pragma): Define.
15807 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15809 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15810 before declaring inequality.
15812 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15814 * combine.c (recog_for_combine): Log the success or failure of
15815 matching new insn patterns against the machine description in
15818 2007-07-03 Revital Eres <eres@il.ibm.com>
15820 * ddg.c (print_sccs): New function.
15821 (check_sccs): New function.
15822 (create_ddg_all_sccs): Use it.
15823 * ddg.h (print_sccs): Declare.
15824 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15826 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15828 * targhooks.h (default_mode_for_suffix): New function declaration.
15829 * targhooks.c (default_mode_for_suffix): New default target hook.
15830 * target.h (struct c): New structure in the targetm struct.
15831 (mode_for_suffix): New target hook as part of struct c.
15832 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15833 default_mode_for_suffix.
15834 (TARGET_C): New define.
15835 * c-lex.c: Include "target.h".
15836 (interpret_float): Use targetm.c.mode_for_suffix to determine
15837 the mode for a given non-standard suffix.
15838 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15840 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15841 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15843 * doc/extend.texi (Floating Types): New node. Document __float80 and
15844 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15846 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15849 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15850 predicate instead of target_operand.
15851 (divsi3_i1_media, divsi3_media_2): Likewise.
15853 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15855 * tree.h (alias_sets_might_conflict_p): Rename into
15856 alias_sets_must_conflict_p.
15857 * alias.c (alias_sets_might_conflict_p): Likewise.
15858 (alias_sets_conflict_p): Use it.
15859 (objects_must_conflict_p): Likewise.
15860 * c-common.c (strict_aliasing_warning): Adjust.
15862 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15864 * rtlhooks.c (gen_lowpart_if_possible): Check for
15865 invalid subreg before calling gen_lowpart_SUBREG.
15867 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15869 * config/darwin9.h: Add copyright notice.
15870 (LINK_COMMAND_SPEC): Add comment.
15871 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15872 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15873 DARWIN_LIBSYSTEM_HAS_UNWIND.
15875 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15878 * omp-low.c (check_combined_parallel): New function.
15879 (lower_omp_parallel): Call it via walk_stmts, set
15880 OMP_PARALLEL_COMBINED if appropriate.
15881 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15882 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15883 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15884 don't consider it as combined parallel.
15886 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15888 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15889 (gcc_tooldir): Likewise.
15890 * configure: Regenerate.
15891 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15892 old configure.ac gcc_tooldir setting.
15893 (prefix_to_exec_prefix): New variable.
15894 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15895 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15897 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15899 Fix PR tree-optimization/32583
15900 Fix PR tree-optimization/32584
15901 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15902 (phi_translate_set): Use phi_translate directly now.
15903 (make_values_for_stmt): Don't value number RHS if we already know
15906 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15907 Jim Wilson <wilson@specifix.com>
15910 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15913 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15914 Richard Sandiford <richard@codesourcery.com>
15915 Nigel Stephens <nigel@mips.com>
15917 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15918 (mips16e_output_save_restore): Declare.
15919 (mips16e_save_restore_pattern_p): Likewise.
15920 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15921 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15922 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15923 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15924 (BITSET_P): New global macro, extracted from...
15925 (mips_for_each_saved_reg): ...here.
15926 (mips16e_save_restore_info): New struct.
15927 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15928 (mips16e_save_restore_regs): New variable.
15929 (mips_split_plus, mips16e_find_first_register): New functions.
15930 (mips16e_mask_registers): New function.
15931 (compute_frame_size): Expand the commentary before the function.
15932 Enforce the MIPS16e save and restore register range restrictions.
15933 Pad the general register save area at the low end.
15934 (mips16e_save_restore_reg, mips16e_build_save_restore)
15935 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15936 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15937 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15939 (mips_expand_prologue, mips_expand_epilogue): Handle
15940 GENERATE_MIPS16E_SAVE_RESTORE.
15941 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15943 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15945 PR tree-optimization/31966
15946 PR tree-optimization/32533
15947 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15948 "basic_block" description as its third argument. Update function
15949 calls to get destination bb from "edge" argument. Save "cond" into
15950 aux field of the edge. Update prototype for changed arguments.
15951 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15953 (find_phi_replacement_condition): Operate on incoming edges, not
15954 on predecessor blocks. If there is a condition saved in the
15955 incoming edge aux field, AND it with incoming bb predicate.
15956 Return source bb of the first edge.
15957 (clean_predicate_lists): Clean aux field of outgoing node edges.
15958 (tree_if_conversion): Do not initialize cond variable. Move
15959 variable declaration into the loop.
15960 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15961 initializations of new_stmt, arg0 and arg1 variables.
15963 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15965 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15966 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15968 2007-07-02 Richard Guenther <rguenther@suse.de>
15970 * tree-ssa.c (useless_type_conversion_p): Document
15971 future intent as defining the middle-end type system.
15972 Re-structure to call langhook last, group by type class,
15973 mark questionable parts.
15975 2007-07-02 Richard Guenther <rguenther@suse.de>
15977 * tree-flow.h (types_compatible_p): Declare.
15978 * tree-ssa.c (types_compatible_p): New function.
15979 * ipa-type-escape.c (discover_unique_type): Use
15980 types_compatible_p instead of lang_hooks.types_compatible_p.
15981 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15982 * tree-vn.c (expressions_equal_p): Likewise.
15983 * tree.c (fields_compatible_p): Likewise.
15984 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15985 (cprop_operand): Use useless_type_conversion_p instead of
15986 lang_hooks.types_compatible_p.
15987 * tree-inline.c (setup_one_parameter): Likewise.
15988 (declare_return_variable): Likewise.
15989 * tree-nrv.c (tree_nrv): Likewise.
15990 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15991 (maybe_fold_offset_to_component_ref): Likewise.
15992 (maybe_fold_offset_to_reference): Likewise.
15993 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15994 (merge_alias_info): Likewise.
15995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15996 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15997 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15998 * tree-tailcall.c (find_tail_calls): Likewise.
15999 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16000 * gimplify.c (canonicalize_addr_expr): Likewise.
16001 (fold_indirect_ref_rhs): Likewise.
16002 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16003 (cpt_same_type): Likewise.
16004 (check_pointer_types_r): Swap parameters to cpt_same_type
16006 * fold-const.c (fold_convert): Revert fix for PR15988.
16007 * tree-inline.c (setup_one_parameter): Instead fix it here by
16008 using fold_build1 instead of fold_convert and checking for
16009 error_mark_node. Convert only if the conversion is necessary.
16011 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16013 * configure.ac: Check for .gnu_attribute on Power.
16014 * configure: Regenerate.
16015 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16016 attribute for floating-point ABI.
16018 2007-07-02 Ira Rosen <irar@il.ibm.com>
16020 PR tree-optimization/32230
16021 PR tree-optimization/32477
16022 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16023 address is a constant.
16025 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16027 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16028 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16029 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16030 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16031 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16032 64-bit targets. Add support for *-elfoabi*.
16033 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16034 different settings if $(tm_defines) does not select the EABI.
16035 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16036 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16037 (MIPS_ARCH_OPTION_SPEC): Likewise.
16038 (MIPS_ISA_LEVEL_SPEC): Likewise.
16039 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16040 * config/mips/elfoabi.h: New file.
16042 2007-07-02 Richard Guenther <rguenther@suse.de>
16044 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16045 (useless_type_conversion_p): ... this.
16046 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16047 (useless_type_conversion_p): ... this.
16048 * builtins.c (fold_builtin_memory_op): Rename
16049 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16050 * tree-cfg.c (verify_expr): Likewise.
16051 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16052 * tree-ssa-ccp.c (ccp_fold): Likewise.
16053 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16054 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16055 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16056 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16057 * tree-ssa-pre.c (eliminate): Likewise.
16058 * tree-ssa.c (delete_tree_ssa): Likewise.
16059 (tree_ssa_useless_type_conversion): Likewise.
16060 * tree.c (build2_stat): Likewise.
16062 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16064 Fix PR tree-optimization/32571
16065 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16068 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16070 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16071 and other expected operations explicitly, change default to
16074 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16076 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16078 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16079 (tls_load_dot_plus_eight): Move the label number into the unspec.
16080 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16082 2007-07-01 Andreas Schwab <schwab@suse.de>
16084 * dwarf2out.c (initial_return_save): Define only if used.
16086 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16088 Unreverting Richard's Revert of:
16090 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16092 * dce.c (deletable_insn_p_1): New function, split out from...
16093 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16094 specially, not those inside PARALLELs. Remove BODY argument
16095 and adjust recursive call accordingly.
16096 (prescan_insns_for_dce): Update call to delete_insn_p.
16098 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16099 Revital Eres <eres@il.ibm.com>
16101 * ddg.c (create_ddg_all_sccs): Fix missed
16102 initialization of scc_nodes.
16104 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16106 PR middle-end/32559
16107 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16108 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16110 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16112 * configure.ac: Check for .gnu_attribute on MIPS.
16113 * configure, config.in: Regenerate.
16114 * config/mips/mips.c (mips_file_start): If supported, output
16115 attribute for floating-point ABI.
16117 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16120 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16121 (ffs_cmove): New expander to expand using ctz pattern.
16122 (*ffs_cmove): Remove pattern.
16123 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16124 (ffsdi2): Expand using ctz pattern.
16125 (*ffs_rex64): Remove pattern.
16127 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16129 PR rtl-optimization/32296
16130 * pa.md (return): Delete pattern.
16131 (return_internal): Remove "(const_int 1)" from pattern.
16132 (epilogue): Use return_internal pattern for trivial returns.
16133 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16134 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16136 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16138 * tree-ssa-pre.c (is_exception_related): New function
16139 (can_value_number_operation): Use it.
16141 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16143 Fix PR tree-optimization/32540
16144 Fix PR tree-optimization/31651
16146 * tree-ssa-sccvn.c: New file.
16148 * tree-ssa-sccvn.h: Ditto.
16150 * tree-vn.c: Include tree-ssa-sccvn.h
16151 (val_expr_paid_d): Removed.
16152 (value_table): Ditto.
16153 (vn_compute): Ditto.
16154 (val_expr_pair_hash): Ditto.
16155 (val_expr_pair_expr_eq): Ditto.
16156 (copy_vuses_from_stmt): Ditto.
16157 (vn_delete): Ditto.
16159 (shared_vuses_from_stmt): Ditto.
16160 (print_creation_to_file): Moved up.
16161 (sort_vuses): Ditto.
16162 (sort_vuses_heap): Ditto.
16163 (set_value_handle): Make non-static.
16164 (make_value_handle): Ditto.
16165 (vn_add): Rewritten to use sccvn lookups.
16166 (vn_add_with_vuses): Ditto.
16167 (vn_lookup): Ditto (and second argument removed).
16168 (vn_lookup_with_vuses): Ditto.
16169 (vn_lookup_or_add): Ditto (and second argument removed);
16170 (vn_lookup_or_add_with_vuses): Ditto.
16171 (vn_lookup_with_stmt): New.
16172 (vn_lookup_or_add_with_stmt): Ditto.
16173 (create_value_handle_for_expr): Ditto.
16175 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16176 (seen_during_translate): New function.
16177 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16178 (phi_trans_add): Ditto.
16179 (constant_expr_p): FIELD_DECL is always constant.
16180 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16181 Use constant_expr_p.
16182 Avoid infinite recursion on mutually valued expressions.
16183 Change callers of vn_lookup_or_add.
16184 (phi_translate): New function.
16185 (compute_antic_safe): Allow phi nodes.
16186 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16187 (find_or_generate_expression): Rewrite slightly.
16188 (create_expression_by_pieces): Updated for vn_lookup_or_add
16190 Update VN_INFO for new names.
16191 (insert_into_preds_of_block): Update for new names.
16192 (add_to_exp_gen): New function.
16193 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16194 (find_existing_value_expr): Rewrite to changed vn_lookup.
16195 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16196 (try_look_through_load): Removed.
16197 (try_combine_conversion): Ditto.
16198 (get_sccvn_value): New function.
16199 (make_values_for_phi): Ditto.
16200 (make_values_for_stmt): Ditto.
16201 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16203 (init_pre): Update for SCCVN changes.
16205 (execute_pre): Ditto.
16207 * tree-flow.h (make_value_handle): Declare.
16208 (set_value_handle): Ditto.
16209 (sort_vuses_heap): Ditto.
16210 (vn_lookup_or_add_with_stmt): Ditto.
16211 (vn_lookup_with_stmt): Ditto.
16212 (vn_compute): Remove.
16214 (vn_delete): Ditto.
16215 (vn_lookup): Update arguments.
16217 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16218 (tree-vn.o): Ditto.
16219 (tree-ssa-sccvn.o): New.
16220 (OBJS-common): Add tree-ssa-sccvn.o
16222 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16225 * c-typeck.c (build_external_ref): Don't mark as used if called
16227 * calls.c (rtx_for_function_call): Likewise.
16229 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16233 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16235 * dce.c (deletable_insn_p_1): New function, split out from...
16236 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16237 specially, not those inside PARALLELs. Remove BODY argument
16238 and adjust recursive call accordingly.
16239 (prescan_insns_for_dce): Update call to delete_insn_p.
16241 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16243 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16244 (try_combine): Move potential calls to undo_all() so they happen
16245 before we commit to using the combined insns.
16247 2007-06-30 Jan Hubicka <jh@suse.cz>
16249 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16252 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16254 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16255 (cgraph_remove_unreachable_nodes): Likewise.
16256 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16257 * ipa-inline.c (update_caller_keys): Cast according to the coding
16259 (cgraph_decide_recursive_inlining): Likewise.
16260 (cgraph_decide_inlining_of_small_function): Likewise.
16261 (try_inline): Likewise.
16262 (cgraph_decide_inlining_incrementally): Likewise.
16263 * ipa-pure-const.c (get_function_state): Likewise.
16264 (scan_function): Likewise.
16265 (analyze_function): Likewise.
16266 (static_execute): Likewise.
16267 * ipa-reference.c (scan_for_static_refs): Likewise.
16268 (merge_callee_local_info): Likewise.
16269 (analyze_function): Use type safe memory macros.
16270 (static_execute): Likewise. Cast according to the coding conventions.
16271 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16273 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16275 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16276 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16279 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16281 PR middle-end/30024
16282 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16283 for complex modes (both int and real).
16285 2007-06-29 Jan Hubicka <jh@suse.cz>
16287 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16289 2007-06-29 Jan Hubicka <jh@suse.cz>
16291 PR middle-end/32372
16292 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16295 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16298 * config/avr/avr.c: Include dataflow header file.
16299 (expand_prologue): Adjust for prologue insn change.
16300 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16303 2007-06-29 Richard Guenther <rguenther@suse.de>
16305 PR middle-end/32493
16306 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16307 during type verification.
16309 2007-06-29 Jan Hubicka <jh@suse.cz>
16311 * recog.c (validate_change_rtx_1): Unshare TO argument.
16313 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16315 PR tree-optimization/24659
16316 * tree-vect-transform.c (vectorizable_call): Handle
16317 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16319 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16320 * config/i386/i386.c (enum ix86_builtins)
16321 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16322 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16324 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16325 const using def_builtin_const.
16326 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16327 input operands in the same modes as the result.
16328 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16330 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16332 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16333 (df_set_dead_notes_for_mw): Likewise.
16335 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16337 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16339 2007-06-28 DJ Delorie <dj@redhat.com>
16341 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16343 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16345 * doc/invoke.texi (C++ Dialect Options): Document
16346 fvisibility-ms-compat.
16347 * c.opt (fvisibility-ms-compat): New.
16349 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16352 * tree-affine.c (aff_combination_add_elt): Handle
16353 pointer addition specially.
16355 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16357 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16358 decl is non-external for AIX ABI.
16360 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16362 * config/rs6000/predicates.md (current_file_function_operand):
16363 Ensure the symbol is non-external for AIX ABI.
16365 2007-06-28 Nick Clifton <nickc@redhat.com>
16367 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16368 (fdce, fdse, fpredictive-commoning): Likewise.
16370 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16373 * gcc.c (process_command): Recognize the new -static-libgfortran
16376 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16379 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16380 Use a call clobbered hard reg instead of a pseudo reg.
16382 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16384 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16386 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16389 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16390 REG_LIBCALL and REG_RETVAL notes.
16391 (divsi3, mulsi3): Likewise.
16392 (mulhisi3): Likewise. Use emit_libcall_block.
16393 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16395 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16397 PR rtl-optimization/32481
16398 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16400 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16402 * dce.c (deletable_insn_p_1): New function, split out from...
16403 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16404 specially, not those inside PARALLELs. Remove BODY argument
16405 and adjust recursive call accordingly.
16406 (prescan_insns_for_dce): Update call to delete_insn_p.
16408 2007-06-27 Richard Guenther <rguenther@suse.de>
16410 PR middle-end/32492
16411 * tree.h (fold_convertible_p): Declare.
16412 * fold-const.c (fold_convertible_p): New function.
16413 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16414 instead of lang_hooks.types_compatible_p.
16416 2007-06-26 Jan Hubicka <jh@suse.cz>
16418 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16419 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16420 early use validate_unshare_change.
16421 (reload_combine): Likewise.
16422 * recog.c (change_t): New field unshare.
16423 (validate_change_1): Rename from validate_change; add argument unshare.
16424 (validate_change): Turn into wrapper of validate_change_1; update
16425 prototype for bools.
16426 (validate_unshare_change): New.
16427 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16428 calls of df_insn_rescan.
16429 * recog.h (validate_change): Replace ints by bools.
16430 (validate_unshare_change): Declare.
16432 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16434 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16436 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16438 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16440 2007-06-25 Jan Hubicka <jh@suse.cz>
16442 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16444 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16445 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16446 places other call site specific checks are performed.
16448 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16451 * tree-vect-transform.c (vectorizable_operation): Convert
16452 POINTER_PLUS_EXPR over to PLUS_EXPR.
16454 2007-06-25 Chao-ying Fu <fu@mips.com>
16456 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16457 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16458 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16459 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16461 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16462 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16463 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16464 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16465 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16466 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16467 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16468 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16469 ALL_FIXED_POINT_MODE_P): New define.
16470 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16472 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16474 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16475 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16476 MODE_VECTOR_UACCUM): New mode classes.
16478 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16479 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16480 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16483 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16484 (blank_mode): Initialize ibit and fbit.
16485 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16486 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16488 (new_adjust): Change required_class to required_class_from and
16489 required_class_to for testing within a range.
16490 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16491 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16492 MODE_VECTOR_UACCUM.
16493 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16494 (make_fixed_point_mode): New.
16495 (_ADD_ADJUST): Change C to C1 and C2.
16496 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16497 use a range for machine classes.
16498 (ADJUST_IBIT, ADJUST_FBIT): New.
16499 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16501 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16502 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16503 Emit adjustment for ibit and fbit.
16504 (emit_mode_ibit, emit_mode_fbit): New.
16505 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16507 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16509 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16510 as the source of the set.
16512 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16514 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16515 FP_REGNO_P): Use IN_RANGE.
16516 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16517 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16518 (DATA_REG_P): Use DATA_REGNO_P.
16519 (FP_REG_P): Use FP_REGNO_P.
16520 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16521 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16522 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16524 2007-06-24 Jan Hubicka <jh@suse.cz>
16526 PR middle-end/30563
16527 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16529 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16531 PR middle-end/32461
16532 * fold-const.c (fold_binary): Strip nops of operand 0
16533 of BIT_NOT_EXPR before calling operand_equal_p.
16534 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16535 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16537 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16539 * doc/extend.texi: Document that dllimport and dllexport imply
16540 default visibility.
16541 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16542 imported or exported declaration, including type declarations.
16543 * c-common.c (handle_visibility_attribute): Check for conflicts
16544 with dllimport/dllexport.
16545 (c_determine_visibility): Handle dllimport/dllexport as an
16546 explicit visibility atttribute.
16548 2007-06-23 Richard Guenther <rguenther@suse.de>
16550 PR tree-optimization/16876
16551 PR middle-end/29478
16552 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16554 * tree-inline.c (initialize_inlined_parameters): Do not call
16555 lang_hooks.tree_inlining.convert_parm_for_inlining.
16556 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16557 reason for mismatched types.
16558 * gimplify.c (gimplify_call_expr): Verify the call expression
16559 arguments match the called function type signature. Otherwise
16560 mark the call expression to be not considered for inlining
16561 using CALL_CANNOT_INLINE_P flag.
16562 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16563 edges call expression.
16564 (cgraph_decide_inlining_of_small_function): Likewise.
16565 (cgraph_decide_inlining): Likewise.
16566 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16568 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16569 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16570 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16571 Remove declaration.
16572 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16573 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16575 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16576 convert_parm_for_inlining member.
16578 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16581 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16582 Remove optimization for GT.
16584 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16586 PR middle-end/32437
16587 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16589 (prescan_insns_for_dce): Add extra parameter.
16591 2007-06-23 Jan Hubicka <jh@suse.cz>
16593 PR middle-end/31541
16594 * gimplify.c (mark_addressable): New function.
16595 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16597 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16599 PR middle-end/32374
16600 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16602 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16605 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16606 moves between MMX/SSE registers to at least 8 units to prevent
16607 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16609 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16611 * config/i386/i386.c (override_options): Correct x86_sahf
16614 2007-06-21 David Daney <ddaney@avtrex.com>
16617 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16618 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16619 (exception_receiver): Renamed to ...
16620 (nonlocal_goto_receiver): ... this.
16622 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16624 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16625 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16626 partial register accesses.
16628 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16630 * fold-const.c (debug_fold_checksum): Move it under
16631 ENABLE_FOLD_CHECKING.
16633 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16635 PR middle-end/20623
16636 * tree.h (debug_fold_checksum): Declared.
16637 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16638 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16639 build_fold_addr_expr_with_type_1.
16640 (fold_addr_expr, debug_fold_checksum): New.
16641 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16642 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16643 Use fold_addr_expr.
16645 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16647 PR tree-optimization/19590
16648 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16649 of scev is a constant.
16651 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16653 * df-problems.c (df_note_bb_compute): Made computation of live
16654 info consistent with df_lr.
16656 2007-06-21 Richard Guenther <rguenther@suse.de>
16658 PR tree-optimization/32453
16659 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16660 for pointer anti-range.
16662 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16664 * config/i386/i386.c (processor_target_table): Increase maximum
16665 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16668 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16669 byte alignment if > 8 byte alignment is preferred.
16670 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16672 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16674 PR tree-optimization/31866
16675 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16676 if ASM_EXPR's input is not a SSA_NAME.
16678 PR middle-end/32362
16679 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16680 but decl is a global var, instead return decl.
16681 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16682 even for is_global_var decls, if they are private in some outer
16685 2007-06-21 Richard Guenther <rguenther@suse.de>
16687 PR tree-optimization/32451
16688 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16690 2007-06-21 Christian Bruel <christian.bruel@st.com>
16692 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16693 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16694 (push_regs): Changed saving order or banked registers.
16695 (sh_expand_epilogue): Likewise.
16696 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16697 (FIRST_BANKED_REG): Likewise.
16698 (LAST_BANKED_REG): Likewise.
16699 * config/sh/sh.md (banked) New attribute.
16700 (in_delay_slot): Check banked attribute.
16702 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16704 PR tree-optimization/32075
16705 * tree-data-ref.c (subscript_dependence_tester_1,
16706 analyze_miv_subscript, analyze_overlapping_iterations,
16707 add_distance_for_zero_overlaps, build_classic_dist_vector,
16708 subscript_dependence_tester_1, analyze_overlapping_iterations,
16709 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16710 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16711 to evolution_function_is_affine_multivariate_p.
16713 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16715 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16717 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16720 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16722 * config/m32c/prologue.md (epilogue_exitd_16): New.
16723 (epilogue_reit_16): New.
16724 (epilogue_exitd): Rename to epilogue_exitd_24.
16725 (epilogue_reit): Rename to epilogue_reit_24.
16727 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16728 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16730 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16732 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16733 if dbg_cnt (sched_insn) reaches the limit.
16734 (choose_ready): New parameter INSN_PTR and new return value.
16735 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16736 the new return value from choose_ready.
16737 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16738 (rest_of_handle_global_alloc): New global_alloc_at_func.
16740 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16742 PR tree-optimization/25737
16743 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16744 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16745 * tree-flow.h (struct fieldoff): Add new field alias_set.
16746 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16747 argument addressable_type. Set alias_set of fieldoff.
16748 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16749 (create_overlap_variables_for): Pass alias_set from fieldoff to
16751 * alias.c (get_alias_set): Use alias_set from SFT if set.
16753 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16755 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16756 of a variable as an unsigned HOST_WIDE_INT integer.
16758 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16760 PR rtl-optimization/32405
16761 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16763 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16765 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16767 PR middle-end/31959
16768 * builtins.c: Include diagnostic.h.
16769 (expand_builtin_expect): Make gcc_assert more permissive.
16770 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16772 PR inline-asm/32109
16773 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16776 PR middle-end/32285
16777 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16778 if ACCUMULATE_OUTGOING_ARGS.
16780 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16782 * config/m68hc11/m68hc11.c: Include dataflow header file.
16783 (m68hc11_reorg): Port to dataflow.
16785 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16787 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16788 (struct df_problem.free_blocks_on_set_blocks): New field.
16789 (struct dataflow.optional_p): New field.
16790 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16791 (df_live_set_all_dirty): New function.
16792 * df-scan.c (df_scan_alloc): Initialize optional_p.
16793 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16794 * df-core.c (df_set_blocks): Removed use of
16795 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16796 df_problem.free_blocks_on_set_blocks to determine which blocks are
16798 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16799 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16800 uses dataflow.optional_p to determine if problem should be
16802 (rest_of_handle_df_initialize): Only start live problem if
16804 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16805 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16806 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16807 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16808 problem_NOTE): Initialize free_blocks_on_set_blocks.
16809 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16811 (df_live_set_all_dirty, df_note_alloc): New function.
16812 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16814 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16815 * postreload.c (reload_combine): Ditto.
16816 * cse.c (cse_extended_basic_block): Ditto.
16817 * regmove.c (mark_flags_life_zones): Ditto.
16818 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16819 erase_matching_seqs): Ditto.
16820 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16821 * integrate (allocate_initial_values): Ditto.
16822 * combine.c (reg_dead_at_p): Ditto.
16823 * resource.c (mark_target_live_regs): Ditto.
16824 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16825 * config/sh/sh.c (find_r0_life_regions): Ditto.
16826 * global.c (rest_of_handle_global_alloc): Only add back df_live
16828 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16829 df_live for -O > 1.
16830 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16832 (if_convert): Make sure df_live is there at -O == 1.
16833 (pass_if_after_combine): Cleanup flags.
16834 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16835 is there at -O == 1.
16837 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16839 * config/arm/arm.c (arm_get_frame_offsets): Set
16840 offsets->locals_base to avoid negative stack size.
16841 (thumb1_expand_prologue): Assert on negative stack size.
16843 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16845 PR tree-optimization/32367
16846 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16847 of the chrec has no evolution in that loop.
16848 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16850 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16852 * config/xtensa/xtensa.c: Include "df.h".
16853 (xtensa_builtin_saveregs): Use adjust_address instead of
16855 (xtensa_va_start): Invoke make_tree with sizetype for
16856 expand_builtin_saveregs and then convert the result to a pointer.
16857 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16858 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16859 Subtract argument size from index value as integers and then use
16860 POINTER_PLUS_EXPR to add the result to the array address.
16862 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16865 * config/m32c/m32c.c: Include dataflow header file.
16866 (m32c_emit_prologue): Adjust for prologue insn change.
16867 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16868 once inside a PARALLEL. Assume frame size passed in operand 0
16869 includes space to save the fb register.
16870 (prologue_enter_24): Likewise.
16871 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16873 2007-06-19 David Daney <ddaney@avtrex.com
16876 * config/mips/mips.md (cprestore): Mark $gp as used.
16878 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16881 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16882 (frv_ifcvt_modify_insn): Likewise.
16884 2007-06-19 Richard Guenther <rguenther@suse.de>
16886 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16887 only handle positive offsets that fit in a HOST_WIDE_INT.
16889 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16891 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16892 result of rsqrt insn for zero input argument to avoid NaN.
16894 2007-06-19 Richard Guenther <rguenther@suse.de>
16896 PR middle-end/31950
16897 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16899 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16901 PR tree-optimization/32353
16902 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16904 2007-06-19 Nick Clifton <nickc@redhat.com>
16906 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16908 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16911 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16912 * config/i386/i386.c (assign_386_stack_local): Assert that
16913 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16914 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16915 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16916 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16918 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16920 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16922 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16924 PR rtl-optimization/32321
16925 * gcse.c (replace_store_insn): Update the note before
16926 calling emit_insn_after.
16928 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16930 PR middle-end/32355
16931 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16933 * df-problems.c (df_note_bb_compute): Fix dumping info.
16935 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16937 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16938 insn with emit_jump_insn.
16940 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16942 PR tree-optimization/32383
16943 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16944 * targhooks.h (default_builtin_reciprocal): Update prototype.
16945 * target.h (struct gcc_target): Update builtin_reciprocal.
16946 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16947 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16948 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16949 when fndecl is in BUILT_IN_MD class.
16950 (execute_convert_to_rsqrt): Ditto.
16952 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16953 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16954 Convert BUILT_IN_SQRTF code only when md_fn is false.
16956 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16958 * bt-load.c (move_btr_def): Fix the order of arguments
16959 to validate_replace_rtx.
16961 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16963 * config/m68k/m68k-devices.def: Add 54450..54455.
16965 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16967 PR rtl-optimization/32366
16968 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16969 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16972 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16974 PR middle-end/32349
16975 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16976 this is true, rescan insn being modified.
16977 (sms_schedule): Added rescan parameter.
16978 (rest_of_handle_sms): Moved freeing of dominance info to before
16979 getting out of cfg_layout.
16981 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16983 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16984 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16987 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16988 FL_CF_EMAC from the entry for isac.
16990 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16991 (const_sibcall_operand): New.
16992 (sibcall_operand): Use it.
16993 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16994 (m68k_isas): ISAC does not imply FPU or EMAC.
16995 (override_options): Add ISA_C logic for symbolic jump & call.
16997 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16999 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17000 return mode from the builtin itself.
17001 (sparc_fold_builtin): Fix cast of zero constant.
17003 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17005 * targhooks.c (default_builtin_reciprocal): New default target hook.
17006 * targhooks.h (default_builtin_reciprocal): Add prototype.
17007 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17008 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17009 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17010 default_builtin_reciprocal.
17012 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17014 PR middle-end/31723
17015 * hooks.c (hook_tree_tree_bool_null): New hook.
17016 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17017 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17018 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17019 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17020 and convert it to reciprocal a*rfunc(b).
17021 (execute_convert_to_rsqrt): New function.
17022 (gate_convert_to_rsqrt): New function.
17023 (pass_convert_to_rsqrt): New pass definition.
17024 * target.h (struct gcc_target): Add builtin_reciprocal.
17025 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17026 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17027 TARGET_BUILTIN_RECIPROCAL.
17028 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17030 * config/i386/i386.h (TARGET_RECIP): New define.
17031 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17032 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17033 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17034 and not optimizing for size.
17035 (*rcpsf2_sse): New insn pattern.
17036 (*rsqrtsf2_sse): Ditto.
17037 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17038 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17039 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17040 and not optimizing for size.
17041 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17042 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17043 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17044 and not optimizing for size.
17045 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17046 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17047 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17048 and not optimizing for size.
17049 (*sse_rsqrtv4sf2): Do not export.
17050 (sqrtv4sf2): Ditto.
17051 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17052 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17053 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17054 and not optimizing for size.
17055 (sqrtv4sf2): Ditto.
17056 * config/i386/i386.opt (mrecip): New option.
17057 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17058 (ix86_emit_swsqrtsf): Ditto.
17059 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17060 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17061 builtin definition.
17062 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17063 ix86_expand_unop1_builtin.
17064 (ix86_emit_swdivsf): New function.
17065 (ix86_emit_swsqrtsf): Ditto.
17066 (ix86_builtin_reciprocal): New function.
17067 (TARGET_BUILTIN_RECIPROCAL): Use it.
17068 (ix86_vectorize_builtin_conversion): Rename from
17069 ix86_builtin_conversion.
17070 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17071 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17072 "i386 and x86_64 Options" section.
17073 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17075 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17076 Zdenek Dvorak <dvorakz@suse.cz>
17077 Richard Guenther <rguenther@suse.de>
17078 Kaz Kojima <kkojima@gcc.gnu.org>
17080 * tree-vrp.c (compare_values_warnv): Convert val2 to
17082 (extract_range_from_assert): Create
17083 POINTER_PLUS_EXPR for pointer types.
17084 (extract_range_from_binary_expr): Handle
17085 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17087 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17088 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17089 POINTER_PLUS_EXPR as PLUS_EXPR.
17090 (number_of_iterations_lt_to_ne):
17091 For pointer types, use sizetype when
17092 creating MINUS_EXPR/PLUS_EXPRs.
17093 (assert_loop_rolls_lt): For pointer types, use sizetype when
17094 creating MINUS_EXPR/PLUS_EXPRs.
17095 (number_of_iterations_le): Likewise.
17096 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17097 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17098 like PLUS_EXPR and MINUS_EXPR.
17099 * tree-pretty-print.c (dump_generic_node): Handle
17101 (op_prio): Likewise.
17102 (op_symbol_1): Likewise.
17103 * optabs.c (optab_for_tree_code): Likewise.
17104 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17106 * tree-tailcall.c (process_assignment): Mention
17107 POINTER_PLUS_EXPR in a TODO comment.
17108 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17109 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17110 not used with a pointer and an integer type.
17111 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17112 increment using chrec_convert_rhs instead of chrec_convert.
17113 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17114 PLUS_EXPR except for the right hand side's type will be
17116 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17117 (fold_used_pointer_cast): Kill.
17118 (pointer_offset_p): Kill.
17119 (fold_used_pointer): Kill.
17120 (pointer_used_p): Kill.
17121 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17122 call fold_used_pointer.
17123 (instantiate_parameters_1): Convert the increment
17124 using chrec_convert_rhs instead of chrec_convert.
17125 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17126 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17127 instead of PLUS_EXPR.
17128 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17129 PLUS_EXPR for pointers.
17130 (std_gimplify_va_arg_expr): Likewise.
17131 (fold_builtin_memory_op): Likewise.
17132 (fold_builtin_strstr): Likewise.
17133 (fold_builtin_strchr): Likewise.
17134 (fold_builtin_strrchr): Likewise.
17135 (fold_builtin_strpbrk): Likewise.
17136 (expand_builtin_memory_chk): Likewise.
17137 (fold_builtin_memory_chk): Likewise.
17138 (std_expand_builtin_va_start): Use
17139 sizetype for the call to make_tree and then convert
17140 to the pointer type.
17141 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17142 instead of PLUS_EXPR for adding to a pointer.
17143 (std_gimplify_va_arg_expr): Use fold_build2 for
17144 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17145 the operands to sizetype first and then cast the BIT_AND_EXPR
17146 back to the pointer type.
17147 * fold-const.c (build_range_check): Handle pointer types
17149 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17150 of PLUS_EXPR's. Make sure the offset is converted to
17152 (try_move_mult_to_index): Strip the NOPs from the offset.
17153 Remove code argument and replace all uses with PLUS_EXPR.
17154 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17155 specially. Don't use a pointer type for MINUS_EXPR.
17156 (fold_unary): Handle for (T1)(X op Y),
17157 only p+ as that is the only as that can be handled for
17158 binary operators now.
17159 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17161 <case PLUS_EXPR>: Add folding of PTR+INT into
17163 Don't call try_move_mult_to_index.
17164 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17165 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17166 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17167 Don't call try_move_mult_to_index.
17168 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17169 (tree_expr_nonzero_p): Likewise.
17170 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17171 of PLUS_EXPR for the complex expression folding.
17172 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17173 first chrec is a pointer type, then the second should
17174 be sizetype and not the first's type.
17175 For POINTER_PLUS_EXPR, use a different right hand side type.
17176 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17177 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17178 different right hand side type.
17179 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17180 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17181 instead of PLUS_EXPR.
17182 When either operand is zero, convert the other operand.
17183 (chrec_apply): Use chrec_convert_rhs
17184 on the argument x instead of chrec_convert.
17185 (reset_evolution_in_loop): For pointer types, the new_evol
17186 should be sizetype.
17187 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17188 different right hand side type.
17189 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17190 (chrec_convert_rhs): New function.
17191 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17192 different right hand side type.
17193 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17194 * tree-chrec.h (chrec_convert_rhs): New prototype.
17195 (build_polynomial_chrec): For pointer types, the right hand
17196 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17197 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17198 Remove subtraction case as it is always addition now.
17199 Make sure the offset is converted to sizetype.
17200 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17201 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17202 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17203 PLUS_EXPR in pointer type.
17204 Handle POINTER_PLUS_EXPR.
17205 (tree_to_aff_combination): Likewise.
17206 (force_expr_to_var_cost): Likewise.
17207 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17208 instead of PLUS_EXPR for pointers.
17209 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17210 instead of PLUS_EXPR of pointer types.
17211 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17213 (check_va_list_escapes): Likewise.
17214 (check_all_va_list_escapes): Likewise.
17215 * dwarf2out.c (loc_descriptor_from_tree_1):
17216 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17217 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17218 (string_constant): Likewise.
17219 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17220 the offset to the base, use POINTER_PLUS_EXPR.
17221 (add_to_parts): Convert the index to sizetype.
17222 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17223 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17224 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17225 Offset only holds something for PLUS_EXPR.
17226 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17228 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17230 (analyze_accesses_for_modify_stmt): Likewise.
17231 Remove comment about the type being integral type as it is
17233 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17235 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17237 Correct the type which the artimentic is done in (is now
17240 * tree-data-ref.c (split_constant_offset): Handle
17242 * tree-affine.c (tree_to_aff_combination): Likewise.
17243 * c-typeck.c (build_unary_op): For pointers create the increment
17244 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17246 * gimplify.c (gimplify_self_mod_expr): Create a
17247 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17248 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17249 * tree.def (POINTER_PLUS_EXPR): New tree code.
17250 * tree-predcom.c (ref_at_iteration): If we have a pointer
17251 type do the multiplication in sizetype.
17252 * tree-mudflap.c (mf_xform_derefs_1): Create a
17253 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17254 * tree-ssa-forwprop.c
17255 (forward_propagate_addr_into_variable_array_index):
17256 Don't expect there to be a cast for the index as that
17257 does not exist anymore.
17258 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17259 instead of PLUS_EXPR.
17260 Don't check for the first operand of the POINTER_PLUS_EXPR
17261 was the index as it cannot be.
17262 Call forward_propagate_addr_into_variable_array_index with
17263 the SSA_NAME instead of the statement.
17264 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17265 (compare_constant): Likewise.
17266 (copy_constant): Likewise.
17267 (compute_reloc_for_constant): Likewise.
17268 (output_addressed_constants): Likewise.
17269 (initializer_constant_valid_p): Likewise.
17270 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17271 Convert the MIN/MAX of the inner type to the outer
17272 type before comparing them.
17273 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17274 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17275 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17276 of PLUS_EXPR for pointers.
17277 * tree-inline.c (estimate_num_insns_1): Handle
17279 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17280 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17281 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17282 instead of PLUS_EXPR for the pointer increment statement.
17283 (vect_update_ivs_after_vectorizer): For pointer types, create
17284 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17285 MULT_EXPR in sizetype.
17286 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17288 * tree-object-size.c (plus_expr_object_size): Handle
17289 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17290 code which is trying to figure out which side is a pointer and
17292 (check_for_plus_in_loops_1): Likewise.
17293 (check_for_plus_in_loops): Likewise.
17294 * c-common.c (pointer_int_sum): Create a
17295 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17296 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17297 only POINTER_PLUS_EXPR. Removing all the extra
17298 code which is trying to figure out which side is a pointer and
17300 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17301 PLUS_EXPR and MINUS_EXPR.
17302 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17304 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17305 with make_tree, instead of a pointer type.
17306 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17307 for pointers instead of PLUS_EXPR.
17308 (s390_gimplify_va_arg): Likewise.
17309 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17310 instead of PLUS_EXPR when doing addition on pointer
17311 types. Use sizetype for the second operand.
17312 (spu_gimplify_va_arg_expr): Likewise.
17313 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17314 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17315 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17316 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17317 for the pointer addition and also use size_int/sizetype
17319 (ix86_gimplify_va_arg): Likewise.
17320 Perform BIT_AND_EXPR on sizetype arguments.
17321 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17322 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17323 for the pointer additions and also use size_int for the offsets.
17324 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17325 additions and also use size_int for the offsets. Perform
17326 BIT_AND_EXPR on sizetype arguments.
17327 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17328 POINTER_PLUS_EXPR for pointers and create the
17329 BIT_AND_EXPR in sizetype.
17330 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17331 instead of PLUS_EXPR for pointer addition.
17332 (rs6000_va_start): Likewise.
17333 Also use sizetype for the offset.
17334 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17335 as PLUS_EXPR/MINUS_EXPR.
17336 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17337 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17338 Don't use BIT_AND_EXPR on a pointer type, convert the
17339 expression to sizetype first.
17340 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17342 (mips_gimplify_va_arg_expr): Likewise.
17343 Don't create BIT_AND_EXPR in a pointer type.
17345 2007-06-15 Eric Christopher <echristo@apple.com>
17347 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17348 (x86_64-*-darwin*): Ditto.
17349 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17352 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17354 * doc/extend.texi: Document behavior of __attribute__((aligned))
17357 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17359 * rtlanal.c (note_stores): Improve documentation.
17361 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17363 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17364 LOCAL_LABEL_PREFIX): Delete.
17365 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17366 (bfin_internal_label): Delete.
17368 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17370 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17371 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17372 otherwise define to LIBGCC2_TF_CEXT.
17373 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17374 (LIBGCC_TF_CEXT): Ditto.
17377 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17379 PR rtl-optimization/32339
17380 * df-scan.c (df_uses_record): Don't modify flags but just add to
17381 it for df_ref_record.
17383 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17385 * tree-mudflap.c: Fix whitespace issues.
17387 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17389 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17391 2007-06-14 Eric Christopher <echristo@apple.com>
17393 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17394 (movv4sf): Use gcc_unreachable instead of abort.
17396 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17399 * config/i386/sfp-machine.h (CMPtype): New define.
17400 (mach stubs): Use CMPtype instead of int as a return type.
17402 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17404 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17405 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17406 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17407 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17408 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17409 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17410 config/soft-fp/soft-fp.h: Update from glibc CVS.
17412 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17414 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17416 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17419 * config/v850/v850.c: Include dataflow header file.
17420 (substitute_ep_register): Fix typo.
17422 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17424 * configure.ac: Fix earlier checkin.
17425 * configure: Regenerated.
17427 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17429 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17430 * aclocal.m4: Regenerate.
17431 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17432 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17433 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17434 * configure: Regenerate.
17435 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17437 * Makefile.in (quickstrap): Build libgcc too.
17439 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17441 * configure.ac: Add --enable-checking=df. Explicitly mention that
17442 the variables are initialized as for "release".
17443 * df-core.c: Use it.
17444 * configure: Regenerate.
17445 * config.in: Regenerate.
17447 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17449 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17450 validate_replace_rtx instead of replace_rtx.
17451 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17453 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17455 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17456 (DWARF2_UNWIND_INFO): Override default if configured with
17458 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17459 (ENDFILE_SPEC): Add crtend.o.
17460 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17461 (ENDFILE_SPEC): Add crtend.o.
17462 (TARGET_USE_JCR_SECTION): Define.
17463 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17465 * config/i386/cygming-crtbegin.c: New file.
17466 * config/i386/cygming-crtend.c: New file.
17468 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17470 * config/i386/w32-unwind.h: New file.
17472 2007-06-13 Eric Christopher <echristo@apple.com>
17474 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17475 the user set a value below STACK_BOUNDARY.
17477 2007-06-13 Thiemo Seufer <ths@networkno.de>
17479 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17480 imply -lpthread for -pthread.
17482 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17484 * basic-block.h: Remove the prototype for
17485 free_basic_block_vars.
17486 * cfglayout.h: Remove the prototype for
17487 insn_locators_initialize.
17488 * tree.h: Remove the prototype for emit_line_note.
17490 * tree-ssa-pre.c (mergephitemp): Remove.
17491 (init_pre): Don't use mergephitemp.
17493 2007-06-13 Eric Christopher <echristo@apple.com>
17495 * config/i386/i386.c (override_options): If we've specified
17496 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17498 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17500 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17503 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17505 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17506 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17507 (eh_store_handler): New pattern.
17508 (eh_return): Emit it instead of a plain move.
17510 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17512 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17513 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17514 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17517 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17519 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17520 (find_next_insn_start, find_load): New functions.
17521 (bfin_reorg): Use them to deal with the fact that parallel insns are
17522 no longer represented as a SEQUENCE.
17524 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17526 * config/sparc/sparc.c (sparc_override_options): Initialize
17527 fpu mask correctly.
17529 2007-06-13 Dave Korn <dave.korn@artimi.com>
17531 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17533 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17535 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17536 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17537 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17538 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17539 tree-vect-transform.c: Fix comment typos. Follow spelling
17542 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17544 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17545 to the exit block use set.
17546 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17547 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17548 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17550 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17552 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17553 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17554 to indicate an error.
17555 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17557 (dbg_cnt_process_opt): Print an error on a bad argument.
17558 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17559 * common.opt (-fdbg-cnt-list): New.
17560 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17562 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17564 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17565 flag on ref-all pointers.
17567 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17569 PR middle-end/31579
17570 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17571 for the offset with the modifier as EXPAND_INITIALIZER
17572 if the modifier is EXPAND_INITIALIZER.
17573 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17574 a register if we had an overflow.
17576 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17578 * real.c (real_isfinite): New.
17579 (real_sqrt): Use it.
17580 * real.h (real_isfinite): New.
17581 * builtins.c: Use it.
17583 2007-06-12 Ian Lance Taylor <iant@google.com>
17584 Daniel Berlin <dberlin@dberlin.org>
17587 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17588 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17589 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17590 (DECL_NO_TBAA_P): Define.
17591 (struct tree_decl_common): Add no_tbaa_flag field.
17592 * tree-ssa-structalias.c (struct variable_info): Add
17593 no_tbaa_pruning field.
17594 (new_var_info): Initialize no_tbaa_pruning field.
17595 (unify_nodes): Copy no_tbaa_pruning field.
17596 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17597 (dump_solution_for_var): Print no_tbaa_pruning flag.
17598 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17600 (compute_tbaa_pruning): New static function.
17601 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17602 Call compute_tbaa_pruning.
17603 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17604 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17605 * gimple-low.c (lower_stmt): Likewise.
17606 * tree-gimple.c (is_gimple_stmt): Likewise.
17607 * tree-ssa-operands.c (get_expr_operands): Likewise.
17608 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17609 * tree-inline.c (estimate_num_insns_1): Likewise.
17610 (copy_result_decl_to_var): Likewise.
17611 * expr.c (expand_expr_real_1): Likewise.
17612 * tree-pretty-print.c (dump_generic_node): Likewise.
17613 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17614 * omp-low.c (omp_copy_decl_2): Likewise.
17615 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17616 * doc/c-tree.texi (Expression trees): Document
17617 CHANGE_DYNAMIC_TYPE_EXPR.
17619 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17621 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17622 with !HONOR_NANS and !HONOR_INFINITIES.
17623 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17625 2007-06-12 Tristan Gingold <gingold@adacore.com>
17627 * gcov.c: Comments updated.
17628 (source_info): Add file_time field.
17629 (source_index): New variable.
17630 (mutiple_files): New variable.
17631 (generate_results): New function extracted from process_file.
17632 (process_file): Save and restore chain of functions, generate
17633 results and free structures only if not merging results.
17634 (release_structures): File names are now freed in create_file_names
17635 (create_file_names): Free previous file names.
17636 (find_source): File date is now read here and modifications in
17637 source files is checked here.
17638 (read_graph_file): Only reverse order of functions for the current
17640 (make_gcov_file_name): Do not generate long names if input_name is
17642 (output_lines): If merging results do not display graph, data and
17644 Checking source file modification is done in find_source.
17646 * doc/gcov.texi: Append an s to sourcefile.
17648 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17650 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17651 (forced_nop): New pattern.
17652 * config/bfin/bfin.c: Include "df.h".
17653 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17654 (bfin_discover_loop): Use df_get_live_in instead of
17655 global_live_at_start.
17656 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17657 df_analyze when done.
17658 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17659 the insns. Use QImode for the final insn in a bundle. Call
17660 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17662 (reorder_var_tracking_notes): New function.
17663 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17664 update_life_info. Call df_analyze after scheduling and bundle
17665 generation. Call reorder_var_tracking_notes if generating these
17666 notes. Call df_finish_pass at the end.
17668 2007-06-12 Dirk Mueller <dmueller@suse.de>
17670 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17671 a comparison, not an assignment.
17673 2007-06-12 Olivier Hainque <hainque@adacore.com>
17675 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17676 Request walking the subtrees only, leaving the current is_lhs/val_only
17678 (convert_non_local_reference): Likewise.
17680 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17682 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17684 2007-06-12 Richard Guenther <rguenther@suse.de>
17686 PR tree-optimization/15353
17687 PR tree-optimization/31657
17688 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17689 * timevar.def: Add TV_TREE_IFCOMBINE.
17690 * tree-pass.h (pass_tree_ifcombine): Declare.
17691 * tree-ssa-ifcombine.c: New file.
17692 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17693 * tree-flow.h (blocks_in_phiopt_order): Declare.
17694 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17695 (tree-ssa-ifcombine.o): New dependencies.
17697 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17699 PR rtl-optimization/32293
17700 * combine.c (simplify_if_then_else): Truncate return from
17701 nonzero_bits() to correct mode.
17703 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17705 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17706 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17708 2007-06-11 Diego Novillo <dnovillo@google.com>
17710 * Makefile.in (reload1.o-warn): Remove.
17712 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17714 * combine.c (subst): Use reg_overlap_mentioned_p
17715 instead of comparing register numbers directly.
17717 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17719 * reload1.c (mark_home_live_1): Use the mode parameter.
17721 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17723 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17724 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17726 * df-core.c: Ditto.
17728 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17730 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17732 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17734 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17735 from integer registers.
17736 (FP mode splitters): Handle TFmode.
17738 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17740 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17741 for ref-all pointers that point-to anything.
17743 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17745 * config/arm/arm.c (arm_output_dwarf_dtprel,
17746 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17748 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17750 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17751 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17754 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17756 * tree.c (signed_or_unsigned_type_for): New.
17757 (unsigned_type_for): Use signed_or_unsigned_type_for.
17758 (signed_type_for): Use signed_or_unsigned_type_for.
17759 * tree.h (signed_or_unsigned_type_for): New.
17760 (get_signed_or_unsigned_type): Remove.
17761 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17762 lang_hooks.types.signed_type
17763 (size_diffop): Likewise.
17764 (all_ones_mask_p): Likewise.
17765 (build_range_check): Likewise.
17766 (fold_cond_expr_with_comparison): Likewise.
17767 (fold_cond_expr_with_comparison): Likewise.
17768 (unextend): Likewise.
17769 (extract_muldiv_1): Likewise.
17770 (fold_single_bit_test_into_sign_test): Likewise.
17771 (fold_binary): Likewise.
17772 (fold_ternary): Likewise.
17773 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17774 instead of get_signed_or_unsigned_type.
17775 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17776 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17777 * expr.c (signed_or_unsigned_type_for): Use
17778 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17779 * langhooks.c (get_signed_or_unsigned_type): Remove.
17780 (lhd_signed_or_unsigned_type): Remove.
17781 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17782 signed_or_unsigned_type.
17783 (lhd_signed_or_unsigned_type): Remove.
17784 * expmed.c (make_tree): Use signed_type_for instead of
17785 lang_hooks.types.signed_type.
17786 * c-common.c (same_scalar_type_ignoring_signedness): Use
17787 c_common_signed_type instead of lang_hooks.types.signed_type.
17788 (c_common_unsigned_type): New.
17789 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17790 (shorten_compare): Use c_common_unsigned_type instead of
17791 c_common_signed_or_unsigned_type.
17792 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17794 * convert.c (convert_to_integer): Use signed_type_for instead of
17795 lang_hooks.types.signed_type.
17796 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17797 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17798 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17799 * c-format.c (check_format_types): Use c_common_unsigned_type
17800 instead of unsigned_type_for.
17801 * c-decl.c (groakdeclarator): Likewise.
17802 * c-typeck.c (convert_for_assignment): Likewise.
17803 * c-common.h (c_common_unsigned_type): New.
17805 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17808 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17809 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17811 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17813 PR middle-end/32279
17814 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17815 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17817 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17818 Sebastian Pop <sebpop@gmail.com>
17820 * lambda-code.c (remove_iv): New.
17821 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17823 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17825 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17826 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17827 * tree-ssa-loop-prefetch.c: Include optabs.h.
17828 (FENCE_FOLLOWING_MOVNT): New macro.
17829 (struct mem_ref): Add independent_p and storent_p fields.
17830 (record_ref): Initalize the new fields.
17831 (gather_memory_references_ref): Return true if the reference
17833 (gather_memory_references): Check whether all memory accesses
17834 in loop were recorded.
17835 (should_issue_prefetch_p): Return false for nontemporal stores.
17836 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17837 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17838 (determine_loop_nest_reuse): Detect independent memory references.
17839 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17840 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17841 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17842 * config/i386/i386.h (x86_mfence): Declare.
17843 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17844 * config/i386/i386.c (x86_mfence): New variable.
17845 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17847 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17848 * optabs.c (init_optabs): Initialize storent_optab.
17849 * optabs.h (enum optab_index): Add OTI_storent.
17850 (storent_optab): Declare.
17851 * genopinit.c (optabs): Add initialization for storent_optab.
17852 * tree.h (MOVE_NONTEMPORAL): New macro.
17853 * expr.c (expand_assignment, store_expr, store_constructor_field,
17854 store_constructor, store_field, expand_expr_real_1): Propagate
17855 nontemporality of the expanded store.
17856 (emit_storent_insn): New function.
17857 * expr.h (expand_assignment, store_expr): Declaration changed.
17858 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17859 to expand_assignment.
17860 * stmt.c (expand_asm_expr): Ditto.
17861 * calls.c (initialize_argument_information): Pass false as
17862 nontemporality to store_expr.
17863 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17866 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17868 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17870 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17872 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17874 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17875 and allow DECL_P here.
17877 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17879 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17880 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17881 track of the size of the expression.
17882 * cfghooks.c (merge_blocks): Remove block from loops structure only
17883 after call of the merge_blocks hook.
17885 2007-06-09 Tom Tromey <tromey@redhat.com>
17887 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17888 (deprecated_state): Removed.
17889 (start_decl): Update.
17890 (enum deprecated_states): Moved earlier.
17891 (groktypename): Update.
17892 (push_parm_decl): Likewise.
17893 (grokfield): Likewise.
17894 (start_function): Likewise.
17896 2007-06-09 Ian Lance Taylor <iant@google.com>
17898 PR tree-optimization/32169
17899 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17900 CONVERT_EXPR, check whether min and max both converted to an
17901 overflow infinity representation.
17903 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17905 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17906 not inserted on the edge.
17908 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17910 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17911 instructions if they are supported.
17912 (__divsi3, __umodsi3, __modsi3): Likewise.
17913 (__ashldi3, __ashrdi3, __lshrdi3): New.
17914 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17916 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17917 Tony Linthicum <tony.linthicum@amd.com>
17919 * doc/invoke.texi: Add fvect-cost-model flag.
17920 * common.opt (fvect-cost-model): New flag.
17921 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17922 cost fields in stmt_vec_info struct for STMT.
17923 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17924 fields in stmt_vec_info struct and access functions for the same.
17925 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17926 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17927 load, store and vector to scalar operation.
17928 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17929 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17930 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17931 (TARG_VEC_STORE_COST): Define cost of vector store.
17932 (vect_estimate_min_profitable_iters): Define new function.
17933 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17934 check to evaluate if loop iterations are less than minimum profitable
17935 iterations determined by cost model or minimum vect loop bound defined
17936 by user, whichever is more conservative.
17937 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17938 run-time check to evaluate if loop iterations are less than minimum
17939 profitable iterations determined by cost model or minimum vect loop
17940 bound defined by user, whichever is more conservative.
17941 (vect_estimate_min_profitable_iterations): New function to estimate
17942 mimimimum iterartions required for vector version of loop to be
17943 profitable over scalar version.
17944 (vect_model_reduction_cost): New function.
17945 (vect_model_induction_cost): New function.
17946 (vect_model_simple_cost): New function.
17947 (vect_cost_strided_group_size): New function.
17948 (vect_model_store_cost): New function.
17949 (vect_model_load_cost): New function.
17950 (vectorizable_reduction): Call vect_model_reduction_cost during
17952 (vectorizable_induction): Call vect_model_induction_cost during
17954 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17955 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17956 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17957 vectorizable_promotion, vectorizable_demotion): Call
17958 vect_model_simple_cost during analysis phase.
17960 2007-06-08 Simon Baldwin <simonb@google.com>
17962 * reg-stack.c (get_true_reg): Readability change. Moved default case
17963 label into direct switch statement scope.
17965 2007-06-08 Simon Baldwin <simonb@google.com>
17967 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17968 in gcc_assert() with '==' comparison.
17970 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17972 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17973 TARGET_ABM handling of x86_popcnt variable.
17975 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17977 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17978 __builtin_copysignq and __builtin_infq built-in functions.
17980 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17982 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17983 SSE4.2 section. Correct built-in function names in SSE4A section.
17985 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17987 PR tree-optimization/32243
17988 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17989 for ncopies after ratio check between nunits_out and nunits_in.
17990 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17992 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17994 PR tree-optimization/32224
17995 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17996 vectorization upon a non GIMPLE_MODIFY_STMT.
17998 2007-06-08 Christian Bruel <christian.bruel@st.com>
18001 * config/sh/sh.md (doloop_end): New pattern and splitter.
18002 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18004 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18006 PR middle-end/32209
18007 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18009 (verify_dominators): Do not change dominance tree.
18011 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18013 * config/sh/constraints.md: New file.
18014 * config/sh/sh.c: Include tm-constrs.h.
18015 (reg_class_from_letter): Remove.
18016 (prepare_cbranch_operands): Use satisfies_constraint_*
18017 function instead of macro.
18018 (andcosts, broken_move, sh_secondary_reload): Likewise.
18019 * config/sh/predicates.md (trapping_target_operand): Likewise.
18020 (and_operand, arith_operand, arith_reg_or_0_operand,
18021 cmp_operand, logical_operand, target_operand,
18022 ua_address_operand, ua_offset, xor_operand): Likewise.
18023 * config/sh/sh.md: Include constraints.md.
18024 (*movsicc_t_false): Use satisfies_constraint_* function
18026 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18027 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18028 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18029 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18030 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18031 (REG_CLASS_FROM_CONSTRAINT): Remove.
18032 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18033 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18034 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18035 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18036 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18037 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18038 function instead of macro.
18039 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18040 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18041 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18042 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18043 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18044 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18045 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18046 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18047 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18048 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18049 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18050 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18051 EXTRA_CONSTRAINT_STR): Likewise.
18052 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18054 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18056 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18058 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18061 * c-common.h (flag_cpp0x): Replaced by...
18062 (cxx_dialect): ... this new variable specifying the C++ dialect that
18064 * c-common.c (flag_cpp0x): Removed.
18065 (cxx_dialect): Defined.
18066 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18068 * c-opts.c (c_common_post_options): Likewise.
18069 (set_std_cxx98): Set cxx_dialect to cxx98.
18070 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18072 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18073 Hui-May Chang <hm.chang@apple.com>
18075 * doc/invoke.texi (Darwin Options): Update documentation for
18076 -mmacosx-version-min.
18077 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18078 * config/darwin-driver.c: New file.
18079 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18080 * config/t-darwin (darwin-driver.o): New rule.
18082 * config/darwin-c.c (version_as_macro): Ignore low digit.
18084 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18086 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18087 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18088 (CSGNMODE): New mode macro.
18089 (CSGNVMODE): New mode attribute.
18090 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18091 expander using CSGNMODE mode macro. Handle TFmode.
18092 (copysign<mode>3_const): Rename from copysignsf3_const and
18093 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18095 (copysign<mode>3_var): Rename from copysignsf3_var and
18096 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18098 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18099 mode macro. Handle TFmode.
18100 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18101 (iortf3, *iortf3): Ditto.
18102 (xortf3, *xortf3): Ditto.
18103 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18104 TFmode and TImode masks.
18105 (ix86_expand_copysign): Expand TFmode copysign insn.
18106 (IX86_BUILTIN_INFQ): New.
18107 (IX86_BUILTIN_FABSQ): Ditto.
18108 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18109 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18110 [__builtin_fabsq]: Ditto.
18111 [__builtin_copysignq]: Ditto.
18112 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18113 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18114 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18115 ix86_expand_binop_builtin().
18117 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18119 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18121 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18124 * rtl.h (push_to_sequence2): New.
18125 * emit-rtl.c (push_to_sequence2): New.
18126 * function.c (assign_parm_data_all): Add new fields.
18127 (assign_parm_setup_block): Call push_to_sequence2 instead of
18129 (assign_parm_setup_reg): Ditto.
18130 (assign_parm_setup_stack): Ditto.
18131 (assign_parms_unsplit_complex): Ditto.
18132 (assign_parms): Change field name.
18134 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18136 PR tree-optimization/32220
18137 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18138 phi node is reached before defining statement.
18140 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18143 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18144 after changing the right hand side of the assignment.
18146 2007-06-06 Eric Christopher <echristo@apple.com>
18148 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18149 (x86_64-*-darwin*): Ditto.
18150 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18151 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18153 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18155 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18156 coding conventions.
18157 (add_key): Likewise.
18158 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18159 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18161 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18163 (add_cost_one_coalesce): Likewise.
18164 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18165 variable names. Rename orig to orig_name for consistency.
18166 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18167 coding conventions.
18168 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18170 (record_equivalences_from_stmt): Likewise.
18171 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18172 the coding conventions.
18173 (memory_ssa_name_same): Likewise.
18174 (dse_optimize_stmt): Likewise.
18175 (dse_record_phis): Likewise.
18176 (dse_finalize_block): Likewise.
18177 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18178 keywords as variable names.
18179 (may_move_till): Cast according to the coding conventions.
18180 (force_move_till_expr): Avoid using C++ keywords as variable names.
18181 (force_move_till): Cast according to the coding conventions.
18182 (memref_hash): Likewise.
18183 (memref_eq): Likewise.
18184 (gather_mem_refs_stmt): Likewise.
18185 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18186 using C++ keywords as variable names.
18187 (idx_find_step): Cast according to the coding conventions.
18188 (idx_record_use): Likewise.
18189 (find_depends): Likewise.
18190 (prepare_decl_rtl): Likewise.
18191 (mbc_entry_hash): Likewise.
18192 (mbc_entry_eq): Likewise.
18193 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18194 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18195 (idx_infer_loop_bounds): Cast according to the coding conventions.
18196 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18197 * tree-ssa-math-opts.c (occ_new ): Likwise.
18198 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18200 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18202 (add_use_op): Likewise.
18203 (add_vop): Likewise.
18204 (add_vuse_op): Likewise.
18205 (add_vdef_op): Likewise.
18206 (get_expr_operands): Likewise.
18207 (push_stmt_changes): Use type safe memory macros.
18208 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18209 keywords as variable names.
18210 (conditional_replacement): Likewise.
18211 (minmax_replacement): Likewise.
18212 (abs_replacement): Likewise.
18213 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18214 coding conventions.
18215 (insert_fake_stores): Avoid using C++ keywords as variable names.
18216 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18218 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18219 (heapvar_insert): Use type safe memory macros.
18220 (new_var_info): Cast according to the coding conventions.
18221 (new_constraint): Likewise.
18222 (remove_preds_and_fake_succs): Use type safe memory macros.
18223 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18225 (thread_single_edge): Likewise.
18226 (thread_through_loop_header): Likewise.
18228 2007-06-06 Eric Christopher <echristo@apple.com>
18230 * config/i386/i386.c (override_options): Move handling
18231 of TARGET_SUBTARGET* earlier.
18233 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18235 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18238 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18240 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18241 emited outside of basic block.
18242 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18243 the created blocks.
18244 * rtl.h (delete_insn_chain): Declaration changed.
18245 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18247 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18248 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18249 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18250 to delete_insn_chain.
18251 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18252 do not have bb field set.
18253 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18255 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18256 * cfgcleanup.c (try_optimize_cfg): Ditto.
18258 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18260 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18261 (lambda_body_vector_new): Use type safe memory macros.
18262 (lambda_linear_expression_new): Likewise.
18263 (lambda_loopnest_new): Likewise.
18264 (lambda_lattice_new): Likewise.
18265 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18266 conventions. Use type safe memory macros.
18267 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18268 (lambda_body_vector_s): Likewise.
18269 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18270 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18272 2007-06-06 Richard Guenther <rguenther@suse.de>
18274 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18275 if we need to schedule cfg_cleanup.
18276 (tree_ssa_forward_propagate_single_use_vars): Do so.
18278 2007-06-06 Ian Lance Taylor <iant@google.com>
18280 * fold-const.c (merge_ranges): If range_successor or
18281 range_predecessor fail, just return 0.
18283 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18285 PR tree-optimization/32216
18286 * tree-vectorizer.c (supportable_widening_operation): Determine
18287 signedness of FIX_TRUNC_EXPR from output operand.
18288 (supportable_narrowing_operation): Ditto.
18289 * tree-vect-generic.c (expand_vector_operations_1): Determine
18290 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18291 from input operand.
18293 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18295 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18296 (struct pta): ...from here. Change flags to unsigned to avoid
18297 excessive casting (as it is used as a bit mask).
18298 (override_options): Add casts according to the coding convenventions.
18299 (x86_64_elf_unique_section): Likewise.
18300 (examine_argument): Avoid using C++ keywords as variable names.
18301 (construct_container): Likewise.
18302 (legitimize_pic_address): Likewise.
18303 (get_dllimport_decl): Cast according to the coding conventions. Use
18304 type safe memory macros.
18305 (legitimize_address): Cast according to the coding conventions.
18306 (emit_i387_cw_initialization): Corrected the type of slot to enum
18308 (ix86_init_machine_status): Use type safe memory macros.
18309 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18310 (bdesc_pcmpistr): Likewise.
18311 (bdesc_crc32): Likewise.
18312 (bdesc_sse_3arg): Likewise.
18313 (bdesc_2arg): Likewise.
18314 (bdesc_1arg): Likewise.
18315 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18316 (ix86_expand_sse_pcmpistr): Likewise.
18317 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18318 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18319 int to match the langhook definition.
18320 (ix86_builtin_conversion): Change the type of code to unsigned init to
18321 match the langhook definition.
18322 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18324 (ix86_preferred_output_reload_class): Likewise.
18325 (ix86_cannot_change_mode_class): Likewise.
18326 (ix86_memory_move_cost): Likewise.
18327 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18328 avoid excessive casting later on.
18329 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18331 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18333 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18334 as flags setting insn.
18335 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18337 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18339 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18340 (UNSPEC_ROUND): New.
18341 ("sse4_1_round<mode>2"): New insn pattern.
18342 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18344 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18345 expander using SSEMODEF mode macro. Expand using
18346 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18347 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18348 expander using SSEMODEF mode macro. Expand using
18349 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18350 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18351 expander using SSEMODEF mode macro. Expand using
18352 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18353 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18354 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18355 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18358 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18359 Sebastian Pop <sebpop@gmail.com>
18361 * lambda.h (build_linear_expr): New.
18362 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18363 Use build_linear_expr, call fold and force_gimple_operand.
18364 (lambda_loopnest_to_gcc_loopnest): Check that there is
18365 something to insert.
18366 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18368 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18370 PR preprocessor/23479
18371 * doc/extend.texi: Document the 0b-prefixed binary integer
18372 constant extension.
18374 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18376 PR tree-optimization/32215
18377 * tree-vectorizer.c (supportable_widening_operation): Return false
18378 for unsupported FIX_TRUNC_EXPR tree code.
18379 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18381 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18383 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18384 register on SPE targets. Change documentation to reflect
18386 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18387 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18388 out of the register allocation pool.
18389 (rs6000_reg_live_or_pic_offset_p): New function.
18390 (rs6000_emit_prologue): Move the actual saving of LR up to free
18391 r0 for holding r11. Split saving of SPE 64-bit registers into
18392 its own case. Ensure that offsets will always be in-range for
18393 'evstdd' by using r11 as a scratch register to point at the start
18394 of the SPE save area. Save r11 if necessary, as it is the static
18396 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18397 into its own case. Ensure that offsets will always be in-range
18398 for 'evldd' by using r11 as a scratch register to point at the
18399 start of the SPE save area. Also adjust r11 when restoring
18400 the stack pointer to compensate for pre-loading r11.
18402 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18404 * cfg.c (init_flow): Use type safe memory macros.
18405 (alloc_block): Likewise.
18406 (unchecked_make_edge): Likewise.
18407 (dump_flow_info): Avoid using C++ keywords as variable names.
18408 (copy_original_table_clear): Cast according to the coding conventions.
18409 (copy_original_table_set): Likewise.
18410 * cfgexpand (label_rtx_for_bb): Likewise.
18411 (expand_gimple_basic_block): Likewise.
18412 * cfghooks.c (dump_bb): Likewise.
18413 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18415 (lv_add_condition_to_bb): Likewise.
18416 * cfglayout (relink_block_chain): Cast according to the coding
18418 (fixup_reorder_chain): Likewise.
18419 (fixup_fallthru_exit_predecessor): Likewise.
18420 * cfgloop.c (glb_enum_p): Likewise.
18421 (get_exit_description): Likewise.
18422 (dump_recorded_exit): Likewise.
18423 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18424 (struct loop): ... from here.
18425 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18427 * cfgrtl.c (rtl_create_basic_block): Likewise.
18428 (rtl_split_block): Likewise.
18429 (rtl_dump_bb): Likewise.
18430 (cfg_layout_split_block): Likewise.
18431 (init_rtl_bb_info): Use typesafe memory macros.
18433 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18434 * graphds.h: Updated all usages of edge to graph_edge.
18435 * graphds.c: Likewise.
18436 * cfgloopanal.c: Likewise.
18438 2007-06-05 Ian Lance Taylor <iant@google.com>
18440 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18441 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18442 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18444 (test_for_singularity): Likewise.
18446 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18448 * config/i386/constraints.md ("Y2"): Replaced by ...
18450 * config/i386/i386.md: Likewise.
18451 * config/i386/mmx.md: Likewise.
18452 * config/i386/sse.md: Likewise.
18454 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18456 * config/i386/constraints.md ("z"): Replaced by ...
18458 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18459 (sse4_1_blendvps): Likewise.
18460 (sse4_1_pblendvb): Likewise.
18461 (sse4_2_pcmpestr): Likewise.
18462 (sse4_2_pcmpestrm): Likewise.
18463 (sse4_2_pcmpestr_cconly): Likewise.
18464 (sse4_2_pcmpistr): Likewise.
18465 (sse4_2_pcmpistrm): Likewise.
18466 (sse4_2_pcmpistr_cconly): Likewise.
18468 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18470 * matrix-reorg.c (transform_access_sites): Fix computation.
18471 (transform_allocation_sites): Same.
18473 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18475 * config/i386/i386.c (override_options): Use
18476 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18478 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18480 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18481 (nonimm_not_xmm0_operand): Ditto.
18482 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18483 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18484 as operand[2] predicate. Require "z" class XMM register for
18485 operand[3]. Adjust asm template.
18486 ("sse4_1_blendvpd"): Ditto.
18487 ("sse4_1_pblendvb"): Ditto.
18488 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18489 force op2 into xmm0 register for variable blend instructions.
18491 2007-06-04 Tom Tromey <tromey@redhat.com>
18493 * c-tree.h (start_enum): Update.
18494 (build_enumerator): Likewise.
18495 * c-decl.c (enum_next_value): Removed.
18496 (enum_overflow): Likewise.
18497 (start_enum): Add c_enum_contents argument. Don't use globals.
18498 (build_enumerator): Likewise.
18499 * c-tree.h (struct c_enum_contents): New struct.
18501 2007-06-04 Tom Tromey <tromey@redhat.com>
18503 * c-common.c (c_common_get_alias_set): Fix indentation.
18505 2007-06-04 Ian Lance Taylor <iant@google.com>
18507 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18508 to overflow, reduce overflow infinity to regular infinity.
18509 (vrp_var_may_overflow): New static function.
18510 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18512 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18514 * stor-layout.c (layout_type): Remove duplicate code.
18516 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18519 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18520 before build_common_builtin_nodes ().
18522 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18525 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18527 2007-06-04 Jan Hubicka <jh@suse.cz>
18529 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18530 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18531 instead of _stat version.
18533 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18535 PR tree-optimization/32194
18536 * tree-predcom.c (determine_offset): Check that both references have
18539 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18541 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18542 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18543 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18544 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18545 Add argument to iterate_fix_dominators call.
18546 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18547 * gcse.c (hoist_code): Change domby to vector.
18548 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18549 Add argument to iterate_fix_dominators call.
18550 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18551 recompute_dominator.
18552 * lambda-code.c (perfect_nestify): Ditto.
18553 * cfgloopanal.c: Include graphds.h.
18554 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18555 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18556 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18558 * graphds.c: New file.
18559 * graphds.h: New file.
18560 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18561 (get_dominated_by, get_dominated_by_region): Change return type to
18563 (verify_dominators): Recompute all dominators and compare the results.
18564 (recount_dominator): Renamed to ...
18565 (recompute_dominator): ... this. Do not check that the block is
18566 dominated by entry.
18567 (iterate_fix_dominators): Reimplemented.
18568 (prune_bbs_to_update_dominators, root_of_dom_tree,
18569 determine_dominators_for_sons): New functions.
18570 * et-forest.c (et_root): New function.
18571 * et-forest.h (et_root): Declare.
18572 * Makefile.in (graphds.o): Add.
18573 (cfgloopanal.o): Add graphds.h dependency.
18574 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18575 * basic-block.h (get_dominated_by, get_dominated_by_region,
18576 iterate_fix_dominators): Declaration changed.
18577 (recount_dominator): Renamed to ...
18578 (recompute_dominator): ... this.
18579 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18580 (thread_through_all_blocks): Do not free dominance info.
18582 2007-06-03 Andreas Schwab <schwab@suse.de>
18584 * config/m68k/m68k.c (override_options): Don't override
18586 * config/m68k/m68k-modes.def (SF, DF): Define to use
18587 motorola_single_format and motorola_double_format, resp.
18588 * real.c (motorola_single_format): Renamed from
18589 coldfire_single_format.
18590 (motorola_double_format): Renamed from coldfire_double_format.
18591 (encode_ieee_extended): Generate a proper canonical NaN image
18592 respecting canonical_nan_lsbs_set.
18593 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18595 * real.h: Adjust declarations.
18597 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18600 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18601 the symbol is generated with the stack protector.
18603 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18605 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18606 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18608 * doc/extend.texi (interrupt): Mention m68k.
18610 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18612 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18613 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18614 (ix86_expand_sse_pcmpestr): Do not check operands for
18615 "register_operand", when insn operand predicate is "register_operand".
18616 (ix86_expand_sse_pcmpistr): Ditto.
18618 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18619 Uros Bizjak <ubizjak@gmail.com>
18621 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18622 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18623 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18624 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18625 * config/i386/constraints.md ("z"): New register constraint
18626 for members of SSE_FIRST_REG class.
18627 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18628 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18629 SSE_FIRST_REG class.
18630 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18631 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18632 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18633 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18634 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18635 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18636 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18637 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18638 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18639 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18640 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18641 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18642 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18643 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18644 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18645 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18646 (struct builtin_description): Change "flag" field to unsigned.
18647 (bdesc_pcmpestr): New builtin description table.
18648 (bdesc_pcmpistr): Likewise.
18649 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18650 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18651 Initialize pcmp[ei]str[im] insns for SSE4.2.
18652 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18653 (ix86_expand_sse_pcmpistr): Likewise.
18654 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18655 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18656 (UNSPEC_PCMPISTR): Likewise.
18657 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18658 (sse4_2_pcmpestri):New isns pattern.
18659 (sse4_2_pcmpestrm): Likewise.
18660 (sse4_2_pcmpestr_cconly): Likewise.
18661 (sse4_2_pcmpistr): New insn patern and splitter.
18662 (sse4_2_pcmpistri):New isns pattern.
18663 (sse4_2_pcmpistrm): Likewise.
18664 (sse4_2_pcmpistr_cconly): Likewise.
18665 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18668 2007-06-01 David Daney <ddaney@avtrex.com>
18670 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18671 LOADGP_ABSOLUTE and not binds_local_p.
18673 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18675 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18677 2007-06-01 Ian Lance Taylor <iant@google.com>
18679 * tree-vrp.c (compare_name_with_value): Always set
18680 used_strict_overflow if we get a result from the variable itself.
18682 2007-06-01 Ian Lance Taylor <iant@google.com>
18684 PR rtl-optimization/31455
18685 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18686 subregs which have a cast between modes which are not tieable.
18688 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18690 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18691 breaks after return statements.
18693 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18695 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18696 only after no_new_pseudos.
18698 2007-05-31 Eric Christopher <echristo@apple.com>
18700 * expr.c (convert_move): Assert that we don't have a BLKmode
18702 (store_expr): Handle BLKmode moves by calling emit_block_move.
18704 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18706 * c-typeck.c (build_indirect_ref): Include type in error message.
18707 (build_binary_op): Pass types to binary_op_error.
18708 * c-common.c (binary_op_error): Take two type arguments, print out
18710 * c-common.h (binary_op_error): Update prototype.
18712 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18714 * config/i386/i386.c: Correct coments on -mno-sse4.
18716 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18718 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18719 (x86_64-*-*): Likewise.
18720 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18721 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18722 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18723 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18724 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18725 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18726 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18727 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18728 (OPTION_MASK_ISA_SSE4): Likewise.
18729 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18730 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18731 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18732 (override_options): Support SSE4.2.
18733 (ix86_build_const_vector): Support SImode and DImode.
18734 (ix86_build_signbit_mask): Likewise.
18735 (ix86_expand_int_vcond): Support V2DImode.
18736 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18737 (IX86_BUILTIN_CRC32HI): Likewise.
18738 (IX86_BUILTIN_CRC32SI): Likewise.
18739 (IX86_BUILTIN_CRC32DI): Likewise.
18740 (IX86_BUILTIN_PCMPGTQ): Likewise.
18741 (bdesc_crc32): Likewise.
18742 (bdesc_sse_3arg): Likewise.
18743 (ix86_expand_crc32): Likewise.
18744 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18745 (ix86_expand_builtin): Likewise.
18746 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18747 __SSE4_2__ for -msse4.2.
18748 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18749 (CRC32MODE): Likewise.
18750 (crc32modesuffix): Likewise.
18751 (crc32modeconstraint): Likewise.
18752 (sse4_2_crc32<mode>): Likewise.
18753 (sse4_2_crc32di): Likewise.
18754 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18756 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18757 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18758 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18759 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18760 (vcondu<mode>): Likewise.
18761 * doc/extend.texi: Document SSE4.2 built-in functions.
18762 * doc/invoke.texi: Document -msse4.2/-msse4.
18764 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18766 PR tree-optimization/32160
18767 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18768 variable as gimple reg.
18769 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18771 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18773 * gcc.c (main): Don't consider linker options when issuing the
18774 warning about a linker input file not being used.
18776 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18778 * tree-vrp.c (compare_names): Initialize sop.
18780 2007-05-30 Dirk Mueller <dmueller@suse.de>
18782 * cgraphunit.c (cgraph_analyze_function): Remove
18783 computation of inline parameters.
18785 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18787 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18789 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18791 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18792 Add vx-common.h. Include vxworks.h between vx-common.h and
18794 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18796 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18797 (TARGET_ASM_DESTRUCTOR): Likewise.
18798 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18799 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18800 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18801 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18802 (VXWORKS_ENDIAN_SPEC): Define.
18803 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18804 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18805 VXWORKS_* equivalents.
18806 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18807 (ASM_FILE_START): Delete.
18808 (TARGET_VERSION): Reformat.
18809 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18810 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18811 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18812 (FPBIT, DPBIT): Define.
18813 (fp-bit.c, dp-bit.c): New rules.
18814 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18815 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18816 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18817 * config/arm/arm.h: Include vxworks-dummy.h.
18818 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18819 Mark with ATTRIBUTE_UNUSED.
18820 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18821 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18822 make it incompatible with -msingle-pic-base.
18823 (arm_function_ok_for_sibcall): Return false for calls that might
18824 go through a VxWorks PIC PLT entry.
18825 (require_pic_register): New function, split out from...
18826 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18828 (arm_load_pic_register): Handle the VxWorks RTP initialization
18829 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18830 (arm_emit_call_insn): New function.
18831 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18832 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18833 (pic_offset_arm): New pattern.
18834 (call, call_value): Use arm_emit_call_insn.
18835 (call_internal, call_value_internal): New expanders.
18836 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18837 VxWorks unless __PIC__.
18839 2007-05-30 Eric Christopher <echristo@gmail.com>
18841 * genrecog.c: Include regs.h in generated file.
18842 * genemit.c: Ditto. Fix up formatting.
18843 * config/mn10300/constraints.md: New.
18844 * config/mn10300/mn10300.md: Include.
18845 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18846 Fix up for removed macro.
18847 * config/mn10300/predicates.md (call_address_operand): Ditto.
18848 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18849 (CONST_OK_FOR_I): Ditto.
18850 (CONST_OK_FOR_J): Ditto.
18851 (CONST_OK_FOR_K): Ditto.
18852 (CONST_OK_FOR_L): Ditto.
18853 (CONST_OK_FOR_M): Ditto.
18854 (CONST_OK_FOR_N): Ditto.
18855 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18859 (EXTRA_CONSTRAINT): Ditto.
18861 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18863 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18865 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18866 OPTION_MASK_ISA_64BIT.
18867 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18869 2007-05-30 Richard Guenther <rguenther@suse.de>
18871 PR middle-end/32152
18872 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18873 types for comparison.
18874 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18875 with original typed arguments.
18876 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18878 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18880 PR tree-optimization/31769
18881 * except.c (duplicate_eh_regions): Clear prev_try if
18882 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18884 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18886 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18887 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18888 bsi of the location where statements should be inserted.
18889 (sink_code_in_bb): Take bsi from statement_sink_location.
18890 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18891 instead of bsi_start.
18892 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18894 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18895 (bsi_move_before): Document inconsistency with bsi_move_after.
18896 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18898 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18900 * config/i386/i386.h (TARGET_ABM): New define.
18901 (TARGET_POPCNT): Ditto.
18902 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18903 New temporary defines to redefine from OPTION_ISA_* defines.
18904 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18905 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18906 (ix86_isa_flags): New extern int declaration.
18907 (TARGET_SUBTARGET_DEFAULT): New define.
18908 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18909 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18910 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18911 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18912 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18913 * config/i386/darwin.h: Change TARGET_64BIT define to
18916 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18917 using existing "ix86_isa_flags" varible.
18918 (m32, m64): Use existing "ix86_isa_flags" variable.
18919 (mmmx, m3dnow): Ditto.
18920 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18921 (mabm): Define as non-negative option using "x86_abm" variable.
18922 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18924 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18925 Rewrite feature test bitmap.
18926 (ix86_isa_flags): New initialized global int varible.
18927 (ix86_isa_flags_explicit): New static int variable.
18928 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18929 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18930 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18931 target_flags_explicit.
18932 (override_options): Remove "target_enable" and "target_disable" fields
18933 from "struct ptt". Update processor_target_table accordingly. Remove
18934 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18935 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18936 "target_flags" and "ix86_isa_flags_explicit" instead of
18937 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18938 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18939 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18940 to true when either of PTA_POPCNT or PTA_ABM is set in
18941 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18942 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18943 processor_alias_table flags entry. Remove handling of
18944 "target_enable" and "target_disable" fields of processor_target_table.
18945 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18946 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18947 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18948 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18949 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18951 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18953 2007-05-29 David Daney <ddaney@avtrex.com>
18956 * config/mips/mips.c (mips_output_mi_thunk): Emit
18957 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18959 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18960 * config/i386/i386.c (ix86_function_regparm): Added checking of
18961 ix86_force_align_arg_pointer to determine the number of
18962 register parameters.
18964 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18966 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18967 (SET_DR_MISALIGNMENT): New.
18968 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18969 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18970 Use SET_DR_MISALIGNMENT.
18971 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18973 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18974 find_loop_nest): Export.
18975 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18976 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18977 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18978 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18980 (struct mem_ref): Add field reuse_distance.
18981 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18982 Initialize reuse_distance field.
18983 (issue_prefetch_ref): Select temporality of prefetch according to
18985 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18986 self_reuse_distance, determine_loop_nest_reuse): New functions.
18987 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18988 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18989 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18992 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18994 * tree-ssa-alias.c: Add aliasing overview.
18996 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18997 Danny Smith <dannysmith@users.sourceforge.net>
19000 * config/i386/t-crtfm: Compile crtfastmath.o with
19001 -minline-all-stringops.
19002 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19003 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19005 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19007 * doc/md.texi: Document constraints on HP PA-RISC.
19009 * pa/constraints.md: New file.
19010 * pa.md: Include constraints.md.
19011 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19012 (integer_store_memory_operand, ldil_cint_p): New functions.
19013 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19014 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19015 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19016 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19017 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19019 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19022 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19023 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19024 case POSTDECREMENT_EXPR>): Return the error_mark_node
19025 if either the real or imaginary parts would an
19028 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19030 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19031 name when we remove it from a call.
19033 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19035 * targhooks.c (default_narrow_bitfield): Remove.
19036 * targhooks.h: Remove the prototype for
19037 default_narrow_bitfield.
19039 * langhooks-def.h: Remove the prototype for
19040 hook_get_alias_set_0.
19041 * langhooks.c (hook_get_alias_set_0): Remove.
19043 * global.c (EXECUTE_IF_CONFLICT): Remove.
19045 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19048 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19049 return true when truth_value_p is true and the type
19052 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19054 * doc/install.texi (Prerequisites): We no longer require Autoconf
19055 2.13 for the top-level.
19057 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19059 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19060 memory access via x86_expand_vector_move_misalign() only for
19061 TImode values on 32-bit targets.
19063 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19065 * matrix-reorg.c: New file. Implement matrix flattening and
19066 transposing optimization.
19067 * tree-pass.h: Add matrix reorg pass.
19068 * common.opt: Add fipa-mreorg flag.
19069 * Makefile.in: Add matrix-reorg.c.
19070 * passes.c: Add matrix reorg pass.
19071 * varpool.c (add_new_static_var): New function.
19072 * cgraph.h (add_new_static_var): Declare.
19074 2007-05-27 Eric Christopher <echristo@apple.com>
19076 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19077 sp_offset depending on stack size. Save r12 depending
19078 on registers we're saving later.
19079 (rs6000_emit_epilogue): Update sp_offset depending only
19082 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19084 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19085 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19086 * ifcvt.c (if_convert): Ditto.
19087 * tree-ssa-threadupdate.c (thread_block): Ditto.
19088 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19089 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19090 verify_loop_closed_ssa): Check number_of_loops instead of
19092 * predict.c (tree_estimate_probability): Ditto.
19093 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19094 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19095 * modulo-sched.c (sms_schedule): Ditto.
19096 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19097 (scev_finalize): Do not do anything if scev analysis was not
19099 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19100 current_loops == NULL.
19101 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19102 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19103 there are no loops.
19104 (loop_optimizer_finalize): Assert that loops were analyzed.
19105 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19106 rtl_doloop): Check number_of_loops instead of current_loops.
19107 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19108 current_loops == NULL.
19109 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19110 gate_tree_vectorize tree_linear_transform, check_data_deps,
19111 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19112 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19113 Check number_of_loops instead of current_loops.
19114 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19115 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19116 free loops if available.
19117 (execute_pre): Do not pass do_fre to fini_pre.
19119 2007-05-27 Tobias Burnus <burnus@net-b.de>
19121 PR middle-end/32083
19122 * real.c (mpfr_from_real): Fix sign of -Inf.
19124 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19126 * tree-vect-transform.c (vectorizable_conversion): Initialize
19127 tree_code variables to ERROR_MARK.
19128 (vectorizable_type_demotion): Likewise.
19129 (vectorizable_type_promotion): Likewise.
19131 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19134 * config/i386/i386.md (movti): Handle push operands via
19135 ix86_expand_push().
19137 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19139 * basic-block.h: Remove the prototype for merge_seq_blocks.
19140 * cfgcleanup.c (merge_seq_blocks): Remove.
19142 * tree-flow.h: Remove the prototype for is_aliased_with.
19143 * tree-ssa-alias.c (is_aliased_with): Remove.
19145 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19147 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19149 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19151 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19152 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19153 (vec_unpacks_hi_v16qi): Likewise.
19154 (vec_unpacku_lo_v16qi): Likewise.
19155 (vec_unpacks_lo_v16qi): Likewise.
19156 (vec_unpacku_hi_v8hi): Likewise.
19157 (vec_unpacks_hi_v8hi): Likewise.
19158 (vec_unpacku_lo_v8hi): Likewise.
19159 (vec_unpacks_lo_v8hi): Likewise.
19160 (vec_unpacku_hi_v4si): Likewise.
19161 (vec_unpacks_hi_v4si): Likewise.
19162 (vec_unpacku_lo_v4si): Likewise.
19163 (vec_unpacks_lo_v4si): Likewise.
19165 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19167 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19168 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19169 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19170 follow spelling conventions in various
19171 warning/error/diagnostic messages.
19173 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19174 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19175 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19176 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19177 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19178 * doc/tm.texi: Follow spelling conventions.
19180 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19183 * tree-ssa-forwprop.c
19184 (forward_propagate_addr_into_variable_array_index): Remove
19185 the lhs argument. Use the type of def_rhs instead of lhs.
19186 (forward_propagate_addr_expr_1): Update use of
19187 forward_propagate_addr_into_variable_array_index.
19189 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19190 Nigel Stephens <nigel@mips.com>
19192 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19193 function attributes, "far" being an alias for "long_call".
19194 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19195 (mips_near_type_p, mips_far_type_p): New.
19196 (mips_comp_type_attributes): New function to check that attributes
19197 attached to a function type are compatible.
19198 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19199 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19200 to the target function of the thunk.
19201 (mips_encode_section_info): Check for "near" and "far" function
19202 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19204 * config/mips/predicates.md (const_call_insn_operand): Test only
19205 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19207 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19210 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19211 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19212 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19213 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19215 2007-05-25 Eric Christopher <echristo@apple.com>
19217 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19218 to x86-darwin configurations.
19219 * config/i386/t-darwin: Add softfp support.
19220 * config/i386/t-darwin64: Ditto.
19221 * config/i386/sfp-machine.h: If mach then don't use
19222 aliasing, emit a stub to call.
19224 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19226 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19227 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19228 tree-predcom.c, tree-ssa-alias-warnings.c,
19229 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19230 comment typos. Follow spelling conventions.
19231 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19233 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19236 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19237 constants into memory. Expand unaligned memory references for
19238 SSE modes via x86_expand_vector_move_misalign() function.
19240 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19242 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19243 "memory" attribute for "sseishft" type insn without operands[2].
19245 2007-05-25 Dirk Mueller <dmueller@suse.de>
19246 Marcus Meissner <meissner@suse.de>
19248 * doc/extend.texi (alloc_size): New attribute.
19249 * c-common.c (handle_alloc_size_attribute): New.
19250 * tree-object-size.c (alloc_object_size): Use alloc_size
19251 attribute, if available.
19253 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19255 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19257 (__builtin_ia32_vec_ext_v2di): Likewise.
19258 (__builtin_ia32_vec_ext_v4si): Likewise.
19259 (__builtin_ia32_vec_ext_v8hi): Likewise.
19260 (__builtin_ia32_vec_ext_v16qi): Likewise.
19261 (__builtin_ia32_vec_set_v8hi): Likewise.
19263 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19265 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19267 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19269 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19270 (arm_is_longcall_p): Rename to...
19271 (arm_is_long_call_p): ...this. Take a single tree argument and
19273 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19274 (CUMULATIVE_ARGS): Remove call_cookie.
19275 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19276 (ENCODED_LONG_CALL_ATTR_P): Delete.
19277 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19278 LONG_CALL_FLAG_CHAR cases.
19279 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19280 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19281 ARM_DECLARE_FUNCTION_SIZE.
19282 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19283 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19284 (arm_encode_call_attribute, current_file_function_operand): Delete.
19285 (arm_function_in_section_p): New function.
19286 (arm_is_longcall_p): Rename to...
19287 (arm_is_long_call_p): ...this. Take the target function as a single
19288 argument and return a bool. Do not rely on call cookies. Check
19289 whether the target symbol is in the same section as the current
19290 function, not just the same compilation unit.
19291 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19292 (arm_encode_section_info): Don't encode a call type.
19293 * config/arm/arm.md (call, call_value): Update calls to
19294 arm_is_long(_)call_p. Simplify logic.
19295 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19296 Update calls to arm_is_long(_)call_p.
19298 2007-05-25 Richard Guenther <rguenther@suse.de>
19300 PR tree-optimization/31982
19301 * tree-ssa-forwprop.c
19302 (forward_propagate_addr_into_variable_array_index): Handle arrays
19303 with element size one.
19305 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19307 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19308 (umulsi3_highpart): Likewise.
19310 2007-05-24 Ian Lance Taylor <iant@google.com>
19312 PR rtl-optimization/32069
19313 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19316 2007-05-24 Ollie Wild <aaw@google.com>
19318 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19321 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19323 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19324 (oprs_unchanged_p): Use it to check all registers in a REG.
19325 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19326 (reg_set_between_after_reload_p): Delete.
19327 (reg_used_between_after_reload_p): Likewise.
19328 (reg_set_or_used_since_bb_start): Likewise.
19329 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19330 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19331 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19332 * rtlanal.c (reg_set_p): Check whether REG overlaps
19333 regs_invalidated_by_call, rather than just checking the
19334 membership of REGNO (REG).
19336 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19338 * doc/passes.texi: Document predictive commoning.
19339 * doc/invoke.texi (-fpredictive-commoning): Document.
19340 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19341 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19342 adding indices to the generated name.
19343 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19344 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19345 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19346 (op_symbol_code): ... and exported.
19347 (dump_omp_clause, op_symbol): Use op_symbol_code
19348 instead of op_symbol_1.
19349 * tree-pass.h (pass_predcom): Declare.
19350 * timevar.def (TV_PREDCOM): New timevar.
19351 * tree-ssa-loop.c (run_tree_predictive_commoning,
19352 gate_tree_predictive_commoning, pass_predcom): New.
19353 * tree-data-ref.c (find_data_references_in_loop): Find the
19354 references in dominance order.
19355 (canonicalize_base_object_address): Ensure that the result has
19357 (dr_analyze_innermost): Export.
19358 (create_data_ref): Code to fail for references with invariant
19360 (find_data_references_in_stmt): ... here.
19361 * tree-data-ref.h (dr_analyze_innermost): Declare.
19362 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19363 (aff_combination_find_elt, name_expansion_hash,
19364 name_expansion_eq, tree_to_aff_combination_expand,
19365 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19367 * tree-affine.h (aff_combination_constant_multiple_p,
19368 tree_to_aff_combination_expand): Declare.
19369 * tree-predcom.c: New file.
19370 * common.opt (fpredictive-commoning): New option.
19371 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19372 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19373 * Makefile.in (tree-predcom.o): Add.
19374 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19375 * passes.c (init_optimization_passes): Add dceloop after
19376 copy propagation in loop optimizer. Add predictive commoning
19377 to loop optimizer passes.
19379 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19381 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19384 2007-05-24 Jan Hubicka <jh@suse.cz>
19386 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19388 (genheader): Include statistics.h.
19390 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19392 * print-rtl.c (flag_dump_unnumbered): Update comments.
19393 (print_rtl): Fix my previous change.
19394 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19397 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19399 PR middle-end/32018
19400 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19402 (thread_through_all_blocks): Call initialize_original_copy_tables
19403 and free_original_copy_tables.
19404 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19406 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19407 * cfghooks.c (duplicate_block): Use get_loop_copy.
19408 * cfg.c: Include cfgloop.h.
19409 (loop_copy): New hash table.
19410 (initialize_original_copy_tables): Initialize loop_copy table.
19411 (free_original_copy_tables): Free loop_copy table.
19412 (copy_original_table_clear, copy_original_table_set,
19413 set_loop_copy, get_loop_copy): New functions.
19414 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19415 * cfgloop.h (struct loop): Remove copy field.
19416 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19417 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19419 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19421 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19422 -msse/-msse2/-msse3.
19424 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19426 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19427 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19429 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19432 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19433 * targhooks.h (default_mangle_decl_assembler_name): Declare
19435 * targhooks.c (default_mangle_decl_assembler_name): Define
19437 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19439 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19440 * langhooks.c (lhd_set_decl_assembler_name): Call
19441 targetm.mangle_decl_assembler_name for names with global scope.
19443 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19445 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19446 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19448 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19449 New. Factored out of i386_pe_encode_section_info.
19450 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19451 Move check for prior decoration of stdcall
19452 symbols to i386_pe_encode_section_info.
19453 (i386_pe_encode_section_info): Adjust call to
19454 gen_stdcall_or_fastcall_suffix. Use
19455 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19456 (i386_pe_mangle_decl_assembler_name): New. Wrap
19457 i386_pe_maybe_mangle_decl_assembler_name.
19459 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19461 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19462 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19463 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19464 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19465 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19468 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19469 Nigel Stephens <nigel@mips.com>
19470 Richard Sandiford <richard@codesourcery.com>
19472 Fix up MIPS16 hard float and add support for complex.
19474 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19475 (TARGET_SOFT_FLOAT_ABI): New.
19476 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19477 __mips_soft_float to reflect the ABI in use, not whether the
19478 FPU is directly accessible (e.g., in MIPS16 mode).
19479 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19480 (UNITS_PER_FPVALUE): Likewise.
19482 * config/mips/mips.c (mips_expand_call): Remove redundant
19483 TARGET_MIPS16 check.
19484 (mips_arg_regno): New.
19485 (function_arg_advance): When setting bits in cum->fp_code for
19486 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19488 (function_arg): Use mips_arg_regno.
19489 (mips_return_mode_in_fpr_p): New.
19490 (mips16_call_stub_mode_suffix): New.
19491 (mips16_cfun_returns_in_fpr_p): New.
19492 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19493 (mips_output_function_prologue): Test mips16_hard_float, not
19494 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19495 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19496 return value into a floating-point register.
19497 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19498 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19499 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19500 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19501 word of double arguments from or to the high bits of 64-bit
19502 floating point registers.
19503 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19504 (mips16_fpret_double): New helper function.
19505 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19506 support for complex modes. Fill in DECL_RESULT for stubdecl.
19507 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19509 * config/mips/mips16.S
19510 (RET, ARG1, ARG2): New.
19511 (MERGE_GPRf, MERGE_GPRt): New.
19512 (DELAYt, DELAYf): New.
19513 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19514 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19515 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19516 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19517 (SFOP): Renamed to...
19518 (OPSF3): This, and macro-ified. Updated all uses.
19519 (SFOP2): Renamed to...
19520 (OPSF2): This, and macro-ified. Updated all uses.
19521 (SFCMP): Renamed to...
19522 (CMPSF): This, and macro-ified. Updated all uses.
19523 (SFREVCMP): Renamed to...
19524 (REVCMPSF): This, and macro-ified. Updated all uses.
19525 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19526 (LDDBL1, LDDBL2, RETDBL): Deleted.
19527 (DFOP): Renamed to...
19528 (OPDF3): This, and macro-ified. Updated all uses.
19529 (DFOP2): Renamed to...
19530 (OPDF2): This, and macro-ified. Updated all uses.
19531 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19532 (DFCMP): Renamed to...
19533 (CMPDF): This, and macro-ified. Updated all uses.
19534 (DFREVCMP): Renamed to...
19535 (REVCMPDF): This, and macro-ified. Updated all uses.
19536 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19537 (RET_FUNCTION): New.
19538 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19539 (__mips16_ret_sc, __mips16_ret_dc): New.
19540 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19541 STUB_ARGS_6, STUB_ARGS_10): New.
19542 (CALL_STUB_NO_RET): New.
19543 (__mips16_call_stub_1): Macro-ified.
19544 (__mips16_call_stub_5): Macro-ified.
19545 (__mips16_call_stub_2): Macro-ified.
19546 (__mips16_call_stub_6): Macro-ified.
19547 (__mips16_call_stub_9): Macro-ified.
19548 (__mips16_call_stub_10): Macro-ified.
19549 (CALL_STUB_RET): New.
19550 (__mips16_call_stub_sf_0): Macro-ified.
19551 (__mips16_call_stub_sf_1): Macro-ified.
19552 (__mips16_call_stub_sf_5): Macro-ified.
19553 (__mips16_call_stub_sf_2): Macro-ified.
19554 (__mips16_call_stub_sf_6): Macro-ified.
19555 (__mips16_call_stub_sf_9): Macro-ified.
19556 (__mips16_call_stub_sf_10): Macro-ified.
19557 (__mips16_call_stub_df_0): Macro-ified.
19558 (__mips16_call_stub_df_1): Macro-ified.
19559 (__mips16_call_stub_df_5): Macro-ified.
19560 (__mips16_call_stub_df_2): Macro-ified.
19561 (__mips16_call_stub_df_6): Macro-ified.
19562 (__mips16_call_stub_df_9): Macro-ified.
19563 (__mips16_call_stub_df_10): Macro-ified.
19564 (__mips16_call_stub_sc_0): New.
19565 (__mips16_call_stub_sc_1): New.
19566 (__mips16_call_stub_sc_5): New.
19567 (__mips16_call_stub_sc_2): New.
19568 (__mips16_call_stub_sc_6): New.
19569 (__mips16_call_stub_sc_9): New.
19570 (__mips16_call_stub_sc_10): New.
19571 (__mips16_call_stub_dc_0): New.
19572 (__mips16_call_stub_dc_1): New.
19573 (__mips16_call_stub_dc_5): New.
19574 (__mips16_call_stub_dc_2): New.
19575 (__mips16_call_stub_dc_6): New.
19576 (__mips16_call_stub_dc_9): New.
19577 (__mips16_call_stub_dc_10): New.
19579 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19580 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19581 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19583 2007-05-23 Ian Lance Taylor <iant@google.com>
19585 * doc/invoke.texi (Invoking GCC): Document that the order of the
19588 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19591 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19592 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19593 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19597 * config/score/score.c (score_print_operand): Make sure that only
19598 lower bits are used.
19600 2007-05-22 Ian Lance Taylor <iant@google.com>
19602 * tree-vrp.c (avoid_overflow_infinity): New static function,
19603 broken out of set_value_range_to_value.
19604 (set_value_range_to_value): Call avoid_overflow_infinity.
19605 (extract_range_from_assert): Likewise.
19607 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19609 PR middle-end/31095
19610 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19611 change the type before looking for a COMPOUND_EXPR.
19613 2007-05-22 Ian Lance Taylor <iant@google.com>
19615 * lower-subreg.c (decompose_multiword_subregs): If we change an
19616 insn, call remove_retval_note on it.
19618 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19620 * regs.h (end_hard_regno): New function.
19621 (END_HARD_REGNO, END_REGNO): New macros.
19622 (add_to_hard_reg_set): New function.
19623 (remove_from_hard_reg_set): Likewise.
19624 (in_hard_reg_set_p): Likewise.
19625 (overlaps_hard_reg_set_p): Likewise.
19626 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19627 (note_btr_set): Use END_HARD_REGNO.
19628 * caller-save.c (setup_save_areas): Use end_hard_regno.
19629 (mark_set_regs): Use END_HARD_REGNO.
19630 (add_stored_regs): Use end_hard_regno.
19631 (mark_referenced_regs): Use add_to_hard_reg_set.
19632 * combine.c (update_table_tick): Use END_REGNO.
19633 (record_value_for_reg): Likewise.
19634 (record_dead_and_set_regs): Likewise.
19635 (get_last_value_validate): Likewise.
19636 (use_crosses_set_p): Likewise.
19637 (reg_dead_at_p_1): Likewise.
19638 (reg_dead_at_p): Likewise.
19639 (mark_used_regs_combine): Use add_to_hard_reg_set.
19640 (move_deaths): Use END_HARD_REGNO.
19641 (reg_bitfield_target_p): Use end_hard_regno.
19642 (distribute_notes): Use END_HARD_REGNO.
19643 * cse.c (mention_regs): Use END_REGNO.
19644 (insert): Use add_to_hard_reg_set.
19645 (invalidate): Use END_HARD_REGNO.
19646 (invalidate_for_call): Likewise.
19647 (exp_equiv_p): Use END_REGNO.
19648 (cse_insn): Likewise.
19649 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19650 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19651 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19652 * function.c (keep_stack_depressed): Use end_hard_regno.
19653 * global.c (global_alloc): Use end_hard_regno.
19654 (global_conflicts): Use add_to_hard_reg_set instead of
19656 (find_reg): Likewise.
19657 (mark_reg_store): Likewise.
19658 (mark_reg_conflicts): Likewise.
19659 (mark_reg_death): Use remove_from_hard_reg_set.
19660 (mark_reg_live_nc): Delete.
19661 (set_preference): Use end_hard_regno.
19662 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19663 remove_from_hard_reg_set.
19664 (post_mark_life): Use add_to_hard_reg_set.
19665 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19666 (reg_becomes_live): Use add_to_hard_reg_set.
19667 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19668 (peep2_find_free_register): Use add_to_hard_reg_set.
19669 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19670 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19671 * regrename.c (note_sets): Use add_to_hard_reg_set.
19672 (clear_dead_regs): Use remove_from_hard_reg_set.
19673 (regrename_optimize): Use add_to_hard_reg_set.
19674 (find_oldest_value_reg): Use in_hard_reg_set_p.
19675 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19676 (hard_reg_set_here_p): Use end_hard_regno.
19677 (decompose): Likewise.
19678 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19679 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19680 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19681 (mark_home_live): Use end_hard_regno.
19682 (spill_hard_reg): Likewise.
19683 (clear_reload_reg_in_use): Likewise.
19684 * reorg.c (delete_prior_computation): Use END_REGNO.
19685 * resource.c (update_live_status): Use END_HARD_REGNO.
19686 (mark_referenced_resources): Use add_to_hard_reg_set.
19687 (mark_set_resources): Likewise.
19688 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19689 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19690 (reg_overlap_mentioned_p): Likewise.
19691 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19692 (covers_regno_no_parallel_p): Use END_REGNO.
19693 (find_regno_note): Likewise.
19694 (find_reg_fusage): Use END_HARD_REGNO.
19695 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19696 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19698 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19700 * mode-switching.c (reg_dies): Change type of second argument to
19702 (optimize_mode_switching): Update accordingly.
19704 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19706 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19708 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19709 (hard_reg_set_empty_p): ...these new functions.
19710 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19711 GO_IF_HARD_REG_SUBSET.
19712 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19713 instead of GO_IF_HARD_REG_EQUAL.
19714 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19715 instead of GO_IF_HARD_REG_EQUAL.
19716 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19717 GO_IF_HARD_REG_SUBSET.
19718 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19719 GO_IF_HARD_REG_EQUAL.
19720 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19721 of GO_IF_HARD_REG_SUBSET.
19722 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19723 instead of GO_IF_HARD_REG_EQUAL.
19724 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19725 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19726 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19727 of GO_IF_HARD_REG_SUBSET,
19728 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19729 GO_IF_HARD_REG_SUBSET.
19730 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19731 instead of GO_IF_HARD_REG_EQUAL.
19732 * config/sh/sh.c (push_regs, calc_live_regs): Use
19733 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19734 (hard_regs_intersect_p): Delete.
19736 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19738 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19740 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19741 Richard Henderson <rth@redhat.com>
19743 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19745 (x86_64-*-*): Likewise.
19747 * config/i386/i386-modes.def (V2QI): New.
19749 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19751 (override_options): Support SSE4.1.
19752 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19753 (IX86_BUILTIN_BLENDPS): Likewise.
19754 (IX86_BUILTIN_BLENDVPD): Likewise.
19755 (IX86_BUILTIN_BLENDVPS): Likewise.
19756 (IX86_BUILTIN_PBLENDVB128): Likewise.
19757 (IX86_BUILTIN_PBLENDW128): Likewise.
19758 (IX86_BUILTIN_DPPD): Likewise.
19759 (IX86_BUILTIN_DPPS): Likewise.
19760 (IX86_BUILTIN_INSERTPS128): Likewise.
19761 (IX86_BUILTIN_MOVNTDQA): Likewise.
19762 (IX86_BUILTIN_MPSADBW128): Likewise.
19763 (IX86_BUILTIN_PACKUSDW128): Likewise.
19764 (IX86_BUILTIN_PCMPEQQ): Likewise.
19765 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19766 (IX86_BUILTIN_PMAXSB128): Likewise.
19767 (IX86_BUILTIN_PMAXSD128): Likewise.
19768 (IX86_BUILTIN_PMAXUD128): Likewise.
19769 (IX86_BUILTIN_PMAXUW128): Likewise.
19770 (IX86_BUILTIN_PMINSB128): Likewise.
19771 (IX86_BUILTIN_PMINSD128): Likewise.
19772 (IX86_BUILTIN_PMINUD128): Likewise.
19773 (IX86_BUILTIN_PMINUW128): Likewise.
19774 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19775 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19776 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19777 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19778 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19779 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19780 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19781 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19782 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19783 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19784 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19785 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19786 (IX86_BUILTIN_PMULDQ128): Likewise.
19787 (IX86_BUILTIN_PMULLD128): Likewise.
19788 (IX86_BUILTIN_ROUNDPD): Likewise.
19789 (IX86_BUILTIN_ROUNDPS): Likewise.
19790 (IX86_BUILTIN_ROUNDSD): Likewise.
19791 (IX86_BUILTIN_ROUNDSS): Likewise.
19792 (IX86_BUILTIN_PTESTZ): Likewise.
19793 (IX86_BUILTIN_PTESTC): Likewise.
19794 (IX86_BUILTIN_PTESTNZC): Likewise.
19795 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19796 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19797 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19798 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19799 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19800 (bdesc_ptest): New.
19801 (bdesc_sse_3arg): Likewise.
19802 (bdesc_2arg): Likewise.
19803 (bdesc_1arg): Likewise.
19804 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19806 (ix86_expand_sse_4_operands_builtin): New.
19807 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19808 smaller than 8 bits as the 2nd arg.
19809 (ix86_expand_sse_ptest): New.
19810 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19811 (ix86_expand_vector_set): Support SSE4.1.
19812 (ix86_expand_vector_extract): Likewise.
19814 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19815 __SSE4_1__ for -msse4.1.
19817 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19818 (UNSPEC_INSERTPS): Likewise.
19819 (UNSPEC_DP): Likewise.
19820 (UNSPEC_MOVNTDQA): Likewise.
19821 (UNSPEC_MPSADBW): Likewise.
19822 (UNSPEC_PHMINPOSUW): Likewise.
19823 (UNSPEC_PTEST): Likewise.
19824 (UNSPEC_ROUNDP): Likewise.
19825 (UNSPEC_ROUNDS): Likewise.
19827 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19829 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19830 (const_pow2_1_to_32768_operand): Likewise.
19832 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19835 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19837 (sse4_1_insertps): Likewise.
19838 (*sse4_1_extractps): Likewise.
19839 (sse4_1_ptest): Likewise.
19840 (sse4_1_mulv2siv2di3): Likewise.
19841 (*sse4_1_mulv4si3): Likewise.
19842 (*sse4_1_smax<mode>3): Likewise.
19843 (*sse4_1_umax<mode>3): Likewise.
19844 (*sse4_1_smin<mode>3): Likewise.
19845 (*sse4_1_umin<mode>3): Likewise.
19846 (sse4_1_eqv2di3): Likewise.
19847 (*sse4_1_pinsrb): Likewise.
19848 (*sse4_1_pinsrd): Likewise.
19849 (*sse4_1_pinsrq): Likewise.
19850 (*sse4_1_pextrb): Likewise.
19851 (*sse4_1_pextrb_memory): Likewise.
19852 (*sse4_1_pextrw_memory): Likewise.
19853 (*sse4_1_pextrq): Likewise.
19854 (sse4_1_blendpd): Likewise.
19855 (sse4_1_blendps): Likewise.
19856 (sse4_1_blendvpd): Likewise.
19857 (sse4_1_blendvps): Likewise.
19858 (sse4_1_dppd): Likewise.
19859 (sse4_1_dpps): Likewise.
19860 (sse4_1_movntdqa): Likewise.
19861 (sse4_1_mpsadbw): Likewise.
19862 (sse4_1_packusdw): Likewise.
19863 (sse4_1_pblendvb): Likewise.
19864 (sse4_1_pblendw): Likewise.
19865 (sse4_1_phminposuw): Likewise.
19866 (sse4_1_extendv8qiv8hi2): Likewise.
19867 (*sse4_1_extendv8qiv8hi2): Likewise.
19868 (sse4_1_extendv4qiv4si2): Likewise.
19869 (*sse4_1_extendv4qiv4si2): Likewise.
19870 (sse4_1_extendv2qiv2di2): Likewise.
19871 (*sse4_1_extendv2qiv2di2): Likewise.
19872 (sse4_1_extendv4hiv4si2): Likewise.
19873 (*sse4_1_extendv4hiv4si2): Likewise.
19874 (sse4_1_extendv2hiv2di2): Likewise.
19875 (*sse4_1_extendv2hiv2di2): Likewise.
19876 (sse4_1_extendv2siv2di2): Likewise.
19877 (*sse4_1_extendv2siv2di2): Likewise.
19878 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19879 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19880 (sse4_1_zero_extendv4qiv4si2): Likewise.
19881 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19882 (sse4_1_zero_extendv2qiv2di2): Likewise.
19883 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19884 (sse4_1_zero_extendv4hiv4si2): Likewise.
19885 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19886 (sse4_1_zero_extendv2hiv2di2): Likewise.
19887 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19888 (sse4_1_zero_extendv2siv2di2): Likewise.
19889 (*sse4_1_zero_extendv2siv2di2): Likewise.
19890 (sse4_1_roundpd): Likewise.
19891 (sse4_1_roundps): Likewise.
19892 (sse4_1_roundsd): Likewise.
19893 (sse4_1_roundss): Likewise.
19894 (mulv4si3): Don't expand for SSE4.1.
19895 (smax<mode>3): Likewise.
19896 (umaxv4si3): Likewise.
19897 (uminv16qi3): Likewise.
19898 (umin<mode>3): Likewise.
19899 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19901 * doc/extend.texi: Document SSE4.1 built-in functions.
19903 * doc/invoke.texi: Document -msse4.1.
19905 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19907 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19908 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19909 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19910 (ASM_SPEC): Add asm_pcrel_spec.
19911 (EXTRA_SPECS): Add asm_pcrel_spec.
19913 2007-05-21 David Daney <ddaney@avtrex.com>
19915 * doc/install.texi (Building a cross compiler): Add requirements
19916 for Java cross compiler.
19918 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19920 PR middle-end/31995
19921 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19922 Add loopno argument. Use evolution_function_is_invariant_rec_p
19923 instead of evolution_function_is_constant_p.
19924 Update calls to evolution_function_is_affine_multivariate_p.
19925 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19926 Add loopno argument.
19927 * tree-scalar-evolution.c (gather_chrec_stats): Call
19928 evolution_function_is_affine_multivariate_p with a loop
19930 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19931 (analyze_overlapping_iterations): Likewise.
19932 (access_functions_are_affine_or_constant_p): Likewise.
19933 (build_classic_dist_vector_1): If the access functions
19934 are equal, don't do anything.
19936 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19937 Paolo Carlini <pcarlini@suse.de>
19938 Uros Bizjak <ubizjak@gmail.com>
19940 * c-cppbuiltin.c (c_cpp_builtins): Define
19941 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19942 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19943 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19944 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19946 2007-05-21 Mike Stump <mrs@apple.com>
19948 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19950 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19952 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19954 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19955 implementation if __OPTIMIZE__ is not defined.
19956 (_mm_alignr_pi8): Ditto.
19957 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19958 (_mm_inserti_si64): Ditto.
19959 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19960 (_mm_slli_epi16): Ditto.
19961 (_mm_slli_epi32): Ditto.
19962 (_mm_slli_epi64): Ditto.
19963 (_mm_srai_epi16): Ditto.
19964 (_mm_srai_epi32): Ditto.
19965 (_mm_srli_si128): Ditto.
19966 (_mm_slli_si128): Ditto.
19967 (_mm_srli_epi16): Ditto.
19968 (_mm_srli_epi32): Ditto.
19969 (_mm_srli_epi64): Ditto.
19970 (_mm_extract_epi16): Ditto.
19971 (_mm_insert_epi16): Ditto.
19972 (_mm_shufflehi_epi16): Ditto.
19973 (_mm_shufflelo_epi16): Ditto.
19974 (_mm_shuffle_epi32): Ditto.
19975 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19976 (_m_pextrw): Ditto.
19977 (_mm_insert_pi16): Ditto.
19978 (_m_pinsrw): Ditto.
19979 (_mm_shuffle_pi16): Ditto.
19980 (_m_pshufw): Ditto.
19981 (_mm_shufle_ps): Ditto.
19982 (_mm_prefetch): Ditto.
19984 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19986 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19987 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19988 * real.c (encode_i370_single, decode_i370_single,
19989 encode_i370_double, decode_i370_double): Functions removed.
19990 (i370_single_format, i370_double_format): Initializations removed.
19991 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19992 Consider the log2_b field to always be one.
19993 (ieee_single_format, mips_single_format, coldfire_single_format,
19994 ieee_double_format, mips_double_format, coldfire_double_format,
19995 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19996 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19997 ibm_extended_format, mips_extended_format, ieee_quad_format,
19998 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19999 decimal_single_format, decimal_double_format, decimal_quad_format,
20000 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20001 initialization of log2_b.
20002 * real.h (i370_single_format, i370_double_format): Declarations
20004 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20005 field to always be one.
20007 2007-05-21 Andreas Schwab <schwab@suse.de>
20009 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20010 NOTE_INSN_BASIC_BLOCK_P.
20011 (process_for_unwind_directive): Likewise.
20013 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20015 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20016 * function.h (struct function): Move va_list_gpr_size,
20017 va_list_fpr_size, function_frequency to front of bitfields. Add
20019 (current_function_calls_unwind_init): New.
20020 * except.c (expand_builtin_unwind_init): Set
20021 current_function_calls_unwind_init not
20022 current_function_has_nonlocal_label.
20023 * reload1.c (has_nonexceptional_receiver): New.
20024 (reload): Use it and current_function_calls_unwind_init to
20025 determine whether call-saved regs must be saved.
20027 2007-05-20 Jan Hubicka <jh@suse.cz>
20029 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20030 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20031 * ddg.c (create_ddg): LIkewise.
20032 * final.c (final): Remove hunk moving line number notes around since
20033 they are no longer present at this stage.
20034 (final_scan_insn): Use NOTE_KIND instead of
20035 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20036 (output_asm_label): Likewise.
20037 * reorg.c (dbr_schedule): Likewise.
20038 * haifa-sched.c (unlink_other_notes): Likewise.
20039 * mode-switching.c (optimize_mode_switching): Likewise.
20040 * graph.c (start_bb): Likewise.
20041 * rtl.def (NOTE): Update description.
20042 * jump.c (squeeze_notes): Delete.
20043 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20044 NOTE_INSN_BASIC_BLOCK_P when possible.
20045 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20046 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20047 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20048 (dwarf2out_var_location): Likewise.
20049 * cfgbuild.c (make_edges): Likewise.
20050 (find_basic_blocks_1): Likewise.
20051 * function.c (reorder_blocks_1): Likewise.
20052 (epilogue_done): Likewise.
20053 (reposition_prologue_and_epilogue_notes): Likewise.
20054 * print-rtl.c (print_rtx): Likewise; drop code for printing
20056 (print_rtl): Likewise.
20057 (print_rtl_single): Likewise.
20058 * gcse.c (insert_insn_start_bb): Likewise.
20059 * alias.c (init_alias_analysis): Likewise.
20060 * calls.c (fixup_tail_calls): Likewise.
20061 * except.c (sjlj_emit_function_enter): Likewise.
20062 * emit-rtl.c (add_insn_after): Likeiwse.
20063 (emit_label_before): Likewise.
20064 (emit_label_after): Likewise.
20065 (emit_note_before, emit_note_after, emit_note): Update
20066 parameter to be enum insn_note; do not deal with source
20068 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20069 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20071 (merge_blocks_move_successor_nojumps): Simplify now when
20072 we don't have BLOCK notes.
20073 (try_optimize_cfg): Likewise.
20074 * cfglayout.c (skip_insns_after_block): Likewise.
20075 (record_effective_endpoints): Likewise.
20076 (duplicate_insn_chain): Likewise.
20077 * varasm.c (output_constant_pool_1): Likewise.
20078 * sched-deps.c (sched_analyze): Likewise.
20079 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20081 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20082 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20083 (SET_INSN_DELETED): Simplify.
20084 (NOTE_LINE_NUMBER): Exterminate.
20085 (NOTE_LINE_KIND): New.
20086 (NOTE_INSN_BASIC_BLOCK_P): Update.
20087 (enum insn_note): Simplify.
20088 (GET_NOTE_INSN_NAME) Simplify.
20089 (emit_note_before, emit_note_after, emit_note): Update prototype.
20090 (squeeze_notes): Remove.
20091 * sched-int.h (NOTE_NOT_BB_P): Update.
20092 * resource.c (mark_target_live_regs): Update.
20093 * sched-rgn.c (debug_dependencies): Update.
20094 * sched-vis.c (print_insn): Update.
20095 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20096 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20097 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20098 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20099 (split_branches): Update.
20100 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20102 (sh_adjust_unroll_max): Exterminate.
20103 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20104 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20105 (m68hc11_reorg): Likewise.
20106 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20107 (emit_predicate_relation_info): Update.
20108 (process_for_unwind_directive): Update.
20109 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20110 (output_call): Update.
20111 * config/pa/pa.c (output_lbranch): Update.
20112 (output_millicode_call): Update.
20113 (output_call): Update.
20114 (pa_combine_instructions): Update.
20115 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20116 * config/bfin/bfin.c (gen_one_bundle): Update.
20117 * cfgrtl.c (can_delete_note_p): Update.
20118 (delete_insn): Update.
20119 (rtl_merge_blocks): Update.
20120 (commit_one_edge_insertion): Update.
20121 (rtl_verify_flow_info): Update.
20122 * stmt.c (expand_case): Do not call squeeze_notes.
20124 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20131 * c.opt (Wtype-limits): New.
20132 * doc/invoke.texi (Wtype-limits): Document it.
20133 (Wextra): Enabled by -Wextra.
20134 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20135 * c-common.c (shorten_compare): Warn with Wtype-limits.
20137 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20139 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20140 inlined function, not as a macro.
20141 (_mm_alignr_pi8): Ditto.
20142 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20143 (_mm_inserti_si64): Ditto.
20144 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20145 (_mm_extract_epi16): Ditto.
20146 (_mm_insert_epi16): Ditto.
20147 (_mm_shufflehi_epi16): Ditto.
20148 (_mm_shufflelo_epi16): Ditto.
20149 (_mm_shuffle_epi32): Ditto.
20150 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20151 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20153 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20155 (_m_to_float): Use C89 compatible assignment.
20157 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20160 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20162 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20165 * doc/invoke.texi (Wreturn-type): Complete description.
20166 (Wextra): Delete item about return-type warning.
20167 * c-decl.c: Delete redundant Wextra warning.
20169 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20172 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20173 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20174 inlined function, not as a macro.
20175 (_mm_prefetch): Ditto.
20176 (_m_pextrw): Ditto.
20177 (_mm_insert_pi16): Ditto.
20178 (_m_pinsrw): Ditto.
20179 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20180 (_m_pshufw): Ditto. Add const to __N argument.
20181 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20182 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20183 (_mm_slli_epi32): Ditto.
20184 (_mm_srli_si128): Implement as always inlined function, not as a
20185 macro. Add __inline to function declaration.
20186 (_mm_slli_si128): Ditto.
20188 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20190 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20191 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20193 (struct fenv): New structure.
20194 (FP_HANDLE_EXCEPTIONS): New define.
20195 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20196 (_FP_DECL_EXP): New define.
20197 (FP_INIT_ROUNDMODE): New define.
20198 (FP_ROUNDMODE): New define.
20200 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20202 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20203 (Wconversion): Update description.
20204 (Wconversion-sign): New.
20205 * c.opt (Wconversion-sign): New.
20206 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20207 means disabled for C++. Otherwise, take the status of Wconversion.
20208 * c-common.c (conversion_warning): Warn with either Wconversion or
20210 (warnings_for_convert_and_check): Conditions are already checked by
20211 conversion_warning.
20212 (convert_and_check): Don't check warnings if the conversion failed.
20214 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20215 Anatoly Sokolov <aesok@dol.ru>
20217 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20218 avr_epilogue_uses) : Add declaration.
20219 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20220 * config/avr/constraints.md (R): New constraint.
20221 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20222 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20223 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20224 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20225 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20226 call_prologue_saves, epilogue_restores, return_from_epilogue,
20227 return_from_main_epilogue, return_from_interrupt_epilogue,
20228 return_from_naked_epilogue, prologue, epilogue): New patterns.
20229 (jump): Handle symbol reference.
20230 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20231 avr_output_function_prologue, avr_output_function_epilogue): Remove
20233 (avr_init_machine_status, expand_prologue, expand_epilogue,
20234 avr_asm_function_end_prologue, avr_epilogue_uses,
20235 avr_asm_function_begin_epilogue): New functions.
20236 (prologue_size, epilogue_size, jump_tables_size): Remove global
20238 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20239 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20240 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20241 (avr_override_options): Initialise init_machine_status.
20242 (output_movhi): Handle all stack pointer loads.
20243 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20244 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20245 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20246 (EPILOGUE_USES) Redefine.
20247 (machine_function) Declare.
20249 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20251 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20252 Use a single return statement.
20254 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20256 PR middle-end/30250
20257 * builtins.c (do_mpfr_lgamma_r): New.
20258 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20259 * tree.h (CASE_FLT_FN_REENT): New.
20261 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20263 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20264 (output_die): Use 'unsigned long' with %x.
20265 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20266 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20267 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20269 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20271 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20276 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20277 true if function has no argument.
20279 2007-05-18 DJ Delorie <dj@redhat.com>
20281 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20282 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20284 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20286 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20287 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20288 count_trailing_zeros.
20289 (__i386__): Implement count_leading_zeros using __builtin_clz().
20290 Implement count_trailing_zeros usign __builtin_ctz().
20292 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20294 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20296 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20298 PR middle-end/31344
20299 * expr.c (emit_move_change_mode): Change mode of push operands here.
20301 2007-05-17 Ian Lance Taylor <iant@google.com>
20303 PR tree-optimization/31953
20304 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20305 Change all callers.
20306 (set_value_range_to_null): Call set_value_range_to_value.
20307 (extract_range_from_comparison): Likewise.
20309 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20311 * toplev.c (print_version): Output GMP/MPFR version info.
20313 * builtins.c (CASE_MATHFN_REENT): New macro.
20314 (mathfn_built_in): Use it.
20315 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20316 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20317 BUILT_IN_LGAMMAL_R): New.
20318 * doc/extend.texi: Document new builtins.
20320 PR middle-end/31796
20321 * builtins.c (do_mpfr_remquo): New.
20322 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20323 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20325 PR middle-end/30251
20326 * builtins.c (fold_builtin_1): Handle y0, y1.
20327 (fold_builtin_2): Handle yn.
20329 PR middle-end/30251
20330 * builtins.c (do_mpfr_bessel_n): New.
20331 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20332 (fold_builtin_2): Handle BUILT_IN_JN.
20334 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20337 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20338 TYPE_PRECISION (intmax_type_node).
20340 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20343 * reload.c (subst_reloads): Remove checking.
20345 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20347 PR rtl-optimization/31691
20348 * combine.c (simplify_set): Build a new src pattern instead of
20349 substituting its operands in the COMPARE case.
20351 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20353 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20354 (execute_vrp): Preserve loops through jump threading.
20355 * tree-ssa-threadupdate.c (thread_single_edge,
20356 dbds_continue_enumeration_p, determine_bb_domination_status,
20357 thread_through_loop_header): New functions.
20358 (create_edge_and_update_destination_phis,
20359 create_edge_and_update_destination_phis): Set loops for the new blocks.
20360 (prune_undesirable_thread_requests): Removed.
20361 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20363 (thread_block): Do not call prune_undesirable_thread_requests.
20365 (mark_threaded_blocks): Select edges to thread here.
20366 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20367 Thread edges through loop headers independently.
20368 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20369 * tree-pass.h (TODO_mark_first_instance): New.
20370 (first_pass_instance): Declare.
20371 * cfghooks.c (duplicate_block): Put the block to the original loop
20372 if copy is not specified.
20373 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20374 jump threading. Pass may_peel_loop_headers to
20375 thread_through_all_blocks according to first_pass_instance.
20376 * cfgloop.h (create_preheader): Declare.
20377 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20378 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20379 * passes.c (first_pass_instance): New variable.
20380 (next_pass_1): Set TODO_mark_first_instance.
20381 (execute_todo): Set first_pass_instance.
20383 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20385 PR tree-optimization/24659
20386 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20387 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20388 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20389 OTI_vec_pack_ufix_trunc.
20390 (vec_unpacks_float_hi_optab): Define new macro.
20391 (vec_unpacks_float_lo_optab): Ditto.
20392 (vec_unpacku_float_hi_optab): Ditto.
20393 (vec_unpacku_float_lo_optab): Ditto.
20394 (vec_pack_sfix_trunc_optab): Ditto.
20395 (vec_pack_ufix_trunc_optab): Ditto.
20396 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20397 and vec_pack_[s|u]fix_trunc_optab using
20398 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20399 * tree-vectorizer.c (supportable_widening_operation): Handle
20400 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20401 (supportable_narrowing_operation): New function.
20402 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20403 * tree-vect-transform.c (vectorizable_conversion): Handle
20404 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20405 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20406 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20407 to check for target support.
20408 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20409 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20410 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20411 for VEC_PACK_FIX_TRUNC_EXPR.
20412 (expand_binop): Special case mode of the result for
20413 vec_pack_[u|s]fix_trunc_optab.
20414 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20415 vec_pack_[u|s]fix_trunc_optab.
20417 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20418 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20419 * tree-pretty-print.c (dump_generic_node): Handle
20420 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20421 VEC_PACK_FIX_TRUNC_EXPR.
20423 * expr.c (expand_expr_real_1): Ditto.
20424 * tree-inline.c (estimate_num_insns_1): Ditto.
20425 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20427 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20428 (vec_unpacks_float_lo_v8hi): Ditto.
20429 (vec_unpacku_float_hi_v8hi): Ditto.
20430 (vec_unpacku_float_lo_v8hi): Ditto.
20431 (vec_unpacks_float_hi_v4si): Ditto.
20432 (vec_unpacks_float_lo_v4si): Ditto.
20433 (vec_pack_sfix_trunc_v2df): Ditto.
20435 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20437 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20438 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20439 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20440 [vec_pack_ufix_trunc]: Ditto.
20441 [vec_unpacks_float_hi]: Ditto.
20442 [vec_unpacks_float_lo]: Ditto.
20443 [vec_unpacku_float_hi]: Ditto.
20444 [vec_unpacku_float_lo]: Ditto.
20446 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20448 * soft-fp/README: Update for new files.
20449 * soft-fp/floattisf.c: New file.
20450 * soft-fp/floattidf.c: New file.
20451 * soft-fp/floattitf.c: New file.
20452 * soft-fp/floatuntisf.c: New file.
20453 * soft-fp/floatuntidf.c: New file.
20454 * soft-fp/floatuntitf.c: New file.
20455 * soft-fp/fixsfti.c: New file.
20456 * soft-fp/fixdfti.c: New file.
20457 * soft-fp/fixtfti.c: New file.
20458 * soft-fp/fixunssfti.c: New file.
20459 * soft-fp/fixunsdfti.c: New file.
20460 * soft-fp/fixunstfti.c: New file.
20461 * soft-fp/extendxftf.c: New file.
20462 * soft-fp/trunctfxf.c: New file.
20464 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20465 (__trunctfxf2): Ditto.
20467 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20468 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20469 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20470 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20471 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20472 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20474 * config/i386/t-fprules-softfp64: New file.
20475 * config/i386/sfp-machine.h: New file.
20476 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20477 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20478 and soft-fp/t-softfp to tmake_file.
20479 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20480 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20482 * config/i386/t-linux64 (softfp_wrap_start): New.
20483 (softfp_wrap_end): New.
20484 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20485 supported for TARGET_64BIT.
20487 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20489 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20490 c_common_unsigned_type behavior.
20492 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20494 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20497 2007-05-16 Eric Christopher <echristo@apple.com>
20499 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20500 saving after stack push. Set sp_offset whenever we push.
20501 (rs6000_emit_epilogue): Move altivec register restore before
20504 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20506 * configure.ac: Allow sysroots to be relocated under $prefix as
20507 well as $exec_prefix.
20508 * configure: Regenerate.
20510 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20514 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20516 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20517 (gcc_tooldir): Likewise.
20518 * configure: Regenerate.
20519 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20520 old configure.ac gcc_tooldir setting.
20521 (prefix_to_exec_prefix): New variable.
20522 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20523 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20525 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20527 * c-typeck.c (build_binary_op): Return early for error.
20529 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20531 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20532 struct nb_iter_bound.
20533 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20534 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20535 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20536 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20537 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20538 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20539 (del_scev_info): Use ggc_free.
20540 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20541 * loop-init.c: Include ggc.h.
20542 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20543 (loop_optimizer_finalize): Use ggc_free.
20544 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20545 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20546 pass_iv_optimize): Add TODO_ggc_collect.
20547 * function.h (struct function): Remove skip marker from
20549 * cfgloop.c: Include ggc.h.
20550 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20552 (establish_preds): Vector superloops is gc allocated.
20553 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20555 (flow_loops_find): Vector larray is gc allocated.
20556 (loop_exit_free): Use ggc_free.
20557 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20558 that head of exits list is now not a part of struct loop.
20559 (record_loop_exits): Allocate exits table in gc memory.
20560 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20561 that head of exits list is now not a part of struct loop.
20562 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20563 struct loop_exit): Add GTY marker.
20564 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20565 Add skip marker to aux field. Make head of exits list a separate
20567 (struct loops): Add GTY marker. Make larray vector gc allocated.
20568 Add param marker to exits table.
20569 (get_loops): Type changed.
20570 * Makefile.in (tree-scalar-evolution.o): Add
20571 gt-tree-scalar-evolution.h dependency.
20572 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20573 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20574 * basic-block.h (struct basic_block_def): Remove skip marker from
20577 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20579 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20580 of 0 in the call to expand_expr().
20581 (expand_builtin_mathfn_3): Ditto.
20582 (expand_builtin_interclass_mathfn): Ditto.
20583 (expand_builtin_cexpi): Ditto.
20584 (expand_builtin_int_roundingfn): Ditto.
20585 (expand_builtin_int_roundingfn_2): Ditto.
20586 (expand_builtin_pow): Ditto.
20587 (expand_builtin_powi): Ditto.
20588 (expand_builtin_bswap): Ditto.
20589 (expand_builtin_unop): Ditto.
20590 (expand_builtin_fabs): Ditto.
20591 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20592 the call to expand_expr().
20593 (expand_builtin_sync_operation): Ditto.
20594 (expand_builtin_compare_and_swap): Ditto.
20595 (expand_builtin_lock_test_and_set): Ditto.
20596 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20597 instead of 0 in the call to expand_expr().
20598 (expand_builtin_extract_return_addr): Ditto.
20599 (expand_builtin_eh_return): Ditto.
20600 (expand_eh_return): Ditto.
20601 * explow.c (expr_size): Ditto.
20602 * expr.c (optimize_bitfield_assignment_op): Ditto.
20603 (expand_assignement): Ditto.
20604 (store_expr): Ditto.
20605 (store_field): Ditto.
20606 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20607 the call to expand_expr().
20608 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20609 in the call to expand_expr().
20610 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20611 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20612 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20614 * optabs.c (expand_vec_shift_expr): Ditto.
20615 (expand_vec_cond_expr): Ditto.
20616 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20617 call to expand_expr().
20618 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20619 in the call to expand_expr().
20621 2007-05-14 Dave Korn <dave.korn@artimi.com>
20623 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20625 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20627 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20628 instead of c_common_unsigned_type.
20629 (c_common_unsigned_type): Remove.
20630 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20631 c_common_unsigned_type.
20632 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20633 c_common_unsigned_type.
20634 * c-common.h (c_common_unsigned_type): Remove.
20635 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20636 c_common_unsigned_type.
20637 * c-format.c (check_format_types): Use unsigned_type_for instead of
20638 c_common_unsigned_type.
20639 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20640 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20641 of c_common_unsigned_type.
20642 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20643 lang_hooks.types.unsigned_type.
20644 * expmed.c (make_tree): Use unsigned_type_for instead of
20645 lang_hooks.types.unsigned_type.
20646 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20647 lang_hooks.types.unsigned_type.
20648 (build_range_check): Likewise.
20649 (fold_unary): Likewise.
20650 (fold_binary): Likewise.
20651 (fold_ternary): Likewise.
20652 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20653 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20654 * tree.c (get_unsigned_type): New.
20655 (unsigned_type_for): Use get_unsigned_type instead of
20656 lang_hooks.types.unsigned_type.
20658 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20660 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20661 to m68k_get_function_kind. Update its prototype.
20662 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20664 (m68k_interrupt_function_p): Return enum m68k_function_type
20665 instead of bool. Rename to m68k_get_function_kind.
20666 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20667 target is not fido.
20668 (m68k_compute_frame_layout): Don't mark any register for save
20669 if an interrupt_thread attribute is specified.
20670 (m68k_hard_regno_rename_ok): Update a use of
20671 m68k_interrupt_function_p.
20672 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20673 m68k_interrupt_function_p.
20674 (m68k_function_type): New.
20675 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20676 for a function with an interrupt_thread attribute.
20677 * doc/extend.texi: Document the interrupt_thread attribute.
20679 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20681 Fix PR tree-optimization/31911
20682 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20683 if they didn't change the expression.
20685 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20687 * tree-scalar-evolution.c (resolve_mixers): Exported.
20688 * tree-scalar-evolution.h (resolve_mixers): Declare.
20689 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20690 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20691 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20692 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20693 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20694 strip_conversion, analyze_offset_expr, address_analysis,
20695 object_analysis, analyze_offset): Removed.
20696 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20697 split_constant_offset, canonicalize_base_object_address,
20698 object_address_invariant_in_loop_p, disjoint_objects_p,
20699 dr_may_alias_p, dr_address_invariant_p): New functions.
20700 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20701 and dr_analyze_alias.
20702 (initialize_data_dependence_relation): Use dr_may_alias_p
20703 and object_address_invariant_in_loop_p.
20704 (compute_self_dependence): Handle the case when
20705 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20706 (find_data_references_in_stmt): Restrict the analysis of data
20707 references to the given loop nest.
20708 (find_data_references_in_loop): Made static. Pass loop nest to
20709 find_data_references_in_stmt.
20710 (compute_data_dependences_for_loop): Use DR_VOPS.
20711 (free_data_ref): Free DR_VOPS.
20712 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20713 (struct innermost_loop_behavior): ... new.
20714 (struct base_object_info): Replaced by ...
20715 (struct indices): ... new.
20716 (struct dr_alias): New.
20717 (enum data_ref_type): Removed.
20718 (struct data_reference): Consist of struct innermost_loop_behavior,
20719 struct indices and struct dr_alias.
20720 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20721 (DR_MEMTAG): Renamed to ...
20722 (DR_SYMBOL_TAG): ... this.
20723 (find_data_references_in_loop): Declaration removed.
20724 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20725 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20726 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20727 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20729 2007-05-13 Revital Eres <eres@il.ibm.com>
20731 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20732 which walks virtual def-use chains to find redundant stores.
20733 (dse_optimize_stmt): Call it.
20735 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20737 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20738 * passes.c (init_optimization_passes): Move pass_jump_bypass
20741 * basic-block.h (bb_has_eh_pred): Fix style issue.
20743 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20745 PR rtl-optimization/31848
20746 * loop-invariant.c (move_invariant_reg): If we move an insn
20747 with a REG_EQUAL note, and that insn is not always executed,
20748 remove the REG_EQUAL note.
20750 2007-05-12 Richard Guenther <rguenther@suse.de>
20752 PR tree-optimization/31797
20753 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20754 propagate into a stmt that has volatile ops.
20756 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20758 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20759 (gcc_tooldir): Likewise.
20760 * configure: Regenerate.
20761 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20762 old configure.ac gcc_tooldir setting.
20763 (prefix_to_exec_prefix): New variable.
20764 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20765 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20767 2007-05-11 Silvius Rus <rus@google.com>
20769 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20770 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20771 * c-common.h (strict_aliasing_warning): Change return type.
20772 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20773 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20774 (build_c_cast): Condition call to strict_aliasing_warning.
20775 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20776 * flags.h (set_Wstrict_aliasing): Declare.
20777 * opts.c (set_Wstrict_alising): Define, add call to.
20778 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20779 * tree-ssa-alias-warnings.c: New file.
20780 * tree-ssa-alias.c (compute_may_aliases): Add call to
20781 strict_aliasing_warning_backend.
20783 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20785 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20786 Use loop_depth and loop_outer accessor functions.
20787 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20788 determine_invariantness_stmt, move_computations_stmt): Ditto.
20789 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20790 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20791 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20792 * tree-scalar-evolution.c (interpret_loop_phi,
20793 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20794 instantiate_parameters_1, scev_const_prop): Ditto.
20795 * cfghooks.c (make_forwarder_block): Ditto.
20796 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20797 * modulo-sched.c (loop_canon_p): Ditto.
20798 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20799 slpeel_can_duplicate_loop_p): Ditto.
20800 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20801 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20802 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20803 cancel_loop, verify_loop_structure): Ditto.
20804 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20805 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20806 superloops vector instead of "pred" array.
20807 (establish_preds): Take father loop as an argument. Initialize the
20809 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20810 Do not initialize loop->outer.
20811 (flow_loop_tree_node_remove): Truncate the superloops vector.
20812 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20813 "pred" merged to "superloops" vector.
20814 (loop_depth, loop_outer): New.
20815 (fel_init): Use loop_outer.
20817 2007-05-11 Jan Hubicka <jh@suse.cz>
20819 * cgraphunit.c: Include gt-cgraphunit.h
20820 (static_ctors, static_dtors): New static vars.
20821 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20822 based on implementation in c-common.c
20823 (cgraph_finalize_function): Call record_cdtor_fn.
20824 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20825 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20826 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20827 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20828 build_cdtor, c_build_cdtor_fns): Remove.
20829 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20830 c_build_cdtor_fns): Remove prototype.
20832 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20835 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20836 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20837 * builtins.c (fold_builtin_memchr): New.
20838 (expand_builtin_memchr): Call the latter.
20839 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20840 * doc/extend.texi ([Other built-in functions provided by GCC]):
20843 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20845 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20846 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20847 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20848 PFPO_OP1_TYPE_SHIFT): Constants added.
20849 (DFP_ALL): Mode macro defined.
20850 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20851 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20852 Insn definitions added.
20853 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20854 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20857 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20859 PR tree-optimization/31885
20860 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20861 NULL_TREE to be undetermined.
20862 (automatically_generated_chrec_p): Return false for NULL.
20864 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20866 * config/bfin/bfin.h (MOVE_RATIO): Define.
20868 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20870 * config.gcc (sparc-wrs-vxworks): New target.
20871 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20872 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20873 * config/sparc/sparc.h: Include vxworks-dummy.h.
20874 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20875 include LABEL_REFs too.
20876 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20877 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20879 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20881 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20882 (sparc_emit_call_insn): New function.
20883 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20884 functions when generating VxWorks PIC.
20885 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20886 (call, call_value): Use sparc_emit_call_insn instead of
20889 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20891 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20893 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20895 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20896 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20897 split_double instead of operand_subword.
20899 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20901 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20902 * config/bfin/bfin.c (bfin_local_alignment): New function.
20903 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20905 2007-05-08 Chao-ying Fu <fu@mips.com>
20907 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20908 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20909 (smsub_widen_optab, umsub_widen_optab): Define.
20910 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20912 * genopinit.c (optabs): Fill in smsub_widen_optab and
20914 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20915 and umsub_widen_optab to implement multiply-subtract sequences.
20916 * config/mips/mips.md (*msac<u>_di): Rename to...
20917 (<u>msubsidi4): ...this. Extend condition to include
20918 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20919 of operand 0 to "ka" and use the three-operand form of msub<u>
20921 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20924 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20926 PR rtl-optimization/28011
20927 * reload.c (push_reload): Set dont_share if IN appears in OUT
20928 also when IN is a PLUS rtx.
20929 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20932 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20934 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20935 call unshare_all_decls.
20936 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20937 (unshare_all_decls): Remove.
20939 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20942 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20945 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20946 Nigel Stephens <nigel@mips.com>
20948 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20949 Update comments and all uses.
20950 (MIN_FPRS_PER_FMT): Define.
20951 * config/mips/mips.c (function_arg): Fix to correctly handle
20952 the -mips32r2 -mfp64 -mabi=32 case.
20953 (override_options): Enable use of odd-numbered registers for
20954 SFmode values on MIPS32.
20955 (mips_save_reg_p): Save whole floating-point register pair if
20956 either half is used.
20957 (compute_frame_size): Fix comment.
20959 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20961 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20962 argument of type bool.
20963 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20964 argument. Safely select temporary P register according to it.
20965 (do_link): Change call site of add_to_reg accordingly.
20966 (do_unlink): Add epilogue_p as a fourth argument and pass it
20968 (expand_interrupt_handler_epilogue): Change call of do_unlink
20970 (bfin_expand_prologue): Add a third argument sibcall_p.
20971 * config/bfin/bfin.md (epilogue): Change call of
20972 bfin_expand_epilogue accordingly.
20973 (sibcall_epilogue): Likewise.
20974 (eh_return_internal): Likewise.
20976 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20977 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20978 * config/bfin/bfin.c (bfin_handle_option): Handle
20979 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20980 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20981 Support bf534, bf536 and bf561.
20982 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20984 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20987 * config/i386/i386.c (ix86_function_regparm): Process local
20988 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20990 2007-05-07 Mike Stump <mrs@apple.com>
20992 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20993 also checks for and while statements in C++.
20995 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20997 * gcc.c (at_file_supplied): New variable.
20998 (main): Set it if we expanded argv.
20999 (do_spec_1): Pass an @-file to the linker if we were called with
21000 an @-file argument and HAVE_GNU_LD.
21001 * collect2.c (at_file_supplied): New variable.
21002 (response_file): New variable.
21003 (collect_exit): Unlink response_file if necessary.
21004 (handler): Likewise.
21005 (do_wait): Likewise.
21006 (main): Set at_file_supplied if we expanded argv.
21007 (collect_execute): Pass an @-file to subprocesses if we were called
21008 with an @-file argument.
21009 * configure.ac: Add define for HAVE_GNU_LD.
21010 * configure: Regenerate.
21011 * config.in: Regenerate.
21013 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21015 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21016 operand to HI mode.
21021 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21023 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21024 (TARGET_ENCODE_SECTION_INFO): Re-define.
21025 (m32c_encode_section_info): New
21026 (function_vector_handler): New
21027 (current_function_special_page_vector): New
21028 (m32c_special_page_vector_p): New.
21029 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21031 * config/m32c/jump.md: Added instruction JSRS for functions
21032 with attribute "function_vector".
21033 * doc/extend.texi (function_vector): Added description
21034 for M16C, M32C targets.
21036 2007-05-07 DJ Delorie <dj@redhat.com>
21039 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21040 ashrpsi3, lshrpsi3): Update shift count constraint.
21042 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21043 Nathan Froyd <froydnj@codesourcery.com>
21046 * c-incpath.c (add_path): Strip trailing path separators.
21048 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21050 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21051 Free dominance info before purging EH edges.
21052 (eliminate_degenerate_phis): Likewise.
21053 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21055 2007-05-07 Jan Hubicka <jh@suse.cz>
21057 * gimplify.c (gimplify_expr): Do not crash when folding
21058 (void *)(int)&a + 4.
21060 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21063 * c-opts.c (lang_fortran): Make it non static.
21064 * c-common.h (lang_fortran): New prototype.
21065 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21066 -lang-fortran option was passed by the driver.
21068 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21070 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21071 of ASSERT_CHECKING. Tweak message.
21073 2007-05-06 Revital Eres <eres@il.ibm.com>
21076 * loop-unroll.c (insert_var_expansion_initialization):
21077 Initialize the expansions with -zero instead of +zero.
21079 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21081 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21082 into pic and non-pic versions. Mark r19 as used for
21083 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21084 for tgd_load, tld_load and tie_load .
21085 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21086 version of tgd_load, tld_load and tie_load depending on the
21089 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21090 Jakub Jelinek <jakub@redhat.com>
21092 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21093 (__do_global_dtors_aux): Use more paranoid loop to run
21094 destructors if HIDDEN_DTOR_LIST_END.
21095 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21097 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21099 * varasm.c (align_variable): Don't increase alignment for
21100 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21101 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21103 2007-05-04 Josh Conner <jconner@apple.com>
21105 * basic-block.h (cdi_direction): Assign values to all enumeration
21107 (dom_computed): Remove.
21108 (dom_info_state): New.
21109 (set_dom_info_availability): New.
21110 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21111 walk_data.dom_direction.
21112 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21113 instead of dom_computed[].
21114 (split_edge): Likewise.
21115 (create_basic_block): Likewise.
21116 (merge_blocks): Likewise.
21117 * ifcvt.c (find_if_header): Likewise.
21118 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21119 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21120 * tree-ssa.c (verify_ssa): Likewise.
21121 * tree-cfg.c (tree_verify_flow_info): Likewise.
21122 (remove_edge_and_dominated_blocks): Likewise.
21123 * dominance.c (dom_computed): Make static.
21124 (calc_dfs_tree_nonrec): Change third param to a bool.
21125 (calc_dfs_tree): Change second param to a bool.
21126 (calc_idioms): Change second param to a bool. Use
21127 dom_convert_dir_to_idx.
21128 (init_dom_info): Validate dir before using.
21129 (dom_convert_dir_to_idx): New.
21130 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21131 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21132 (free_dominance_info): Use dom_convert_dir_to_idx.
21133 (get_immediate_dominator): Likewise.
21134 (set_immediate_dominator): Likewise.
21135 (get_dominated_by): Likewise.
21136 (redirect_immediate_dominators): Likewise.
21137 (nearest_common_denominator): Likewise.
21138 (dominated_by_p): Likewise.
21139 (bb_dom_dfs_in): Likewise.
21140 (bb_dom_dfs_out): Likewise.
21141 (recount_dominator): Likewise.
21142 (iterate_fix_dominators): Likewise.
21143 (add_to_dominance_info): Likewise.
21144 (delete_from_dominance_info): Likewise.
21145 (first_dom_son): Likewise.
21146 (next_dom_son): Likewise.
21147 (dom_info_available_p): Likewise.
21148 (dom_info_state): New.
21149 (set_dom_info_availability): New.
21151 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21153 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21155 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21157 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21159 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21160 (subdi3, subdi_carry): Delete.
21162 2007-05-04 Jan Hubicka <jh@suse.cz>
21163 Richard Guenther <rguenther@suse.de>
21165 * opts.c (decode_options): Do not fiddle with inlining
21166 parameters in case of optimizing for size.
21167 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21168 for size do nothing.
21169 (cgraph_decide_inlining_of_small_function): When optimizing for
21170 size never inline functions increasing caller size.
21171 (cgraph_early_inlining): Inline for size when optimizing for size.
21173 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21175 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21176 logical operations piecewise.
21177 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21178 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21179 subdi_sesidi_di): Delete.
21180 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21181 the generated sequence. Allow three-reg add in constraints. Rewrite
21182 the rtl expression for carry to avoid zero_extend of a constant.
21183 (sub_with_carry): New pattern.
21184 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21185 different sequence not involving jumps.
21186 (notbi): Now a named pattern.
21188 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21190 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21191 Add the note about a significant loss of accuracy of some
21192 mathematical routines when these options are used.
21194 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21196 * haifa-sched.c (rtx_vec_t): New typedef.
21197 (contributes_to_priority_p): Extract piece of priority () into new
21199 (priority): Use the function. Add assertion.
21200 (rank_for_schedule, set_priorities): Add assertion to check that
21201 insn's priority is initialized.
21202 (clear_priorities, calc_priorities): Change signature. Make it update
21203 all relevant insns. Update all callers ('add_to_speculative_block ()'
21204 and 'create_block_check_twin ()').
21205 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21206 Add new field 'priority_status'.
21207 (INSN_PRIORITY_STATUS): New macro.
21208 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21210 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21212 * sched-ebb.c (debug_ebb_dependencies): New static function.
21213 (init_ready_list): Use it.
21215 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21216 with changed signature and 'debug_rgn_dependencies ()'.
21217 (debug_rgn_dependencies): New static function.
21218 (init_ready_list): Use it.
21220 * sched-int.h (debug_dependencies): Declare.
21222 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21224 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21226 2007-05-04 Dirk Mueller <dmueller@suse.de>
21228 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21230 2007-05-03 Jan Hubicka <jh@suse.cz>
21232 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21233 ((T1)X op (T1)Y), for pointer type in more cases than before.
21235 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21237 * tree-object-size.c (plus_expr_object_size): When operand size is
21238 unknown, return unknown.
21240 2007-05-03 Dirk Mueller <dmueller@suse.de>
21242 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21244 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21247 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21249 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21251 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21253 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21255 * config/soft-fp/double.h, config/soft-fp/extended.h,
21256 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21257 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21258 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21259 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21262 2007-05-03 Ian Lance Taylor <iant@google.com>
21264 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21265 MASK_PPC_GFXOPT for 8540 or 8548.
21267 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21269 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21270 vect_print_dump_info() to output debug information.
21272 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21275 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21276 operands of size 2 when operand is not MEM_P.
21278 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21280 PR tree-optimization/30565
21281 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21283 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21285 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21286 (umulsi3_highpart): Use them.
21287 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21288 for final accumulator to D regisster tranfser.
21290 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21292 PR tree-optimization/31699
21293 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21295 (vect_enhance_data_refs_alignment): Compute peel amount using
21296 TYPE_VECTOR_SUBPARTS instead of vf.
21297 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21299 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21302 * system.h: Remove inclusion of double-int.h
21303 * tree.h: Include double-int.h
21304 * gengtype.c: Likewise
21305 * cfgloop.h: Likewise
21306 * Makefile.in: Adjust dependencies on double-int.h
21308 2007-05-02 Eric Christopher <echristo@apple.com>
21310 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21311 -shared to -Zdynamiclib.
21313 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21316 * c-common.c (strip_pointer_or_array_types): New function.
21317 * c-common.h (strip_pointer_or_array_types): New function declaration.
21319 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21321 PR tree-optimization/31771
21322 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21324 2007-05-02 Paul Brook <paul@codesourcery.com>
21326 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21328 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21330 PR middle-end/29715
21331 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21334 2007-05-02 Nick Clifton <nickc@redhat.com>
21336 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21338 2007-05-02 Richard Guenther <rguenther@suse.de>
21340 PR tree-optimization/31146
21341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21342 argument, single_use_p. If we have a single use that is
21343 a conversion to the definition rhs type, propagate that rhs.
21344 (forward_propagate_addr_expr): Pass single_use_p argument
21345 to forward_propagate_addr_expr_1.
21347 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21349 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21352 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21354 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21355 'AMD Family 10 core'.
21357 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21359 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21360 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21361 with SSE3 instruction set support.
21362 * doc/invoke.texi: Likewise.
21364 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21366 * config/i386/i386.c (override_options): Tuning 32-byte loop
21367 alignment for amdfam10 architecture. Increasing the max loop
21368 alignment to 24 bytes.
21370 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21372 * config/m68k/constraints.md: New.
21373 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21374 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21375 EXTRA_CONSTRAINT): Remove.
21376 * config/m68k/m68k.md: Include constraints.md.
21377 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21379 2007-05-01 Ian Lance Taylor <iant@google.com>
21381 PR tree-optimization/31739
21382 * tree-vrp.c (vrp_val_is_max): New static function.
21383 (vrp_val_is_min): New static function.
21384 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21386 (set_value_range): Use vrp_val_is_{max,min}.
21387 (extract_range_from_assert): Likewise.
21388 (extract_range_from_binary_expr): Likewise.
21389 (extract_range_from_unary_expr): Likewise.
21390 (dump_value_range, vrp_meet): Likewise.
21391 (vrp_visit_phi_node): Likewise.
21392 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21394 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21396 * config/i386/gmon-sol2.c (size_t): New type.
21397 (intptr_t): Likewise.
21398 (s_textsize): Declare as size_t.
21400 (monstartup): Use size_t for sizes.
21401 (_mcount): Save and restore registers.
21402 (internal_mcount): Pass 0 as the first argument to monstartup
21404 (moncontrol): Convert pointer to appropriately sized integer
21405 before passing to profil.
21407 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21409 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21410 __NO_FPRS__, not just if _SOFT_DOUBLE.
21411 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21412 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21413 also for E500 double.
21414 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21415 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21418 2007-05-01 Richard Guenther <rguenther@suse.de>
21420 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21423 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21425 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21427 2007-05-01 Jan Hubicka <jh@suse.cz>
21429 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21432 2007-05-01 Jan Hubicka <jh@suse.cz>
21434 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21435 (maybe_fold_offset_to_reference): Declare.
21436 * fold-const.c (fold_unary): Do not fold
21437 (type *)&A into &A->field_of_type_and_offset_0
21438 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21439 size is unknown, give up.
21440 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21442 (maybe_fold_offset_to_reference): New.
21443 (maybe_fold_stmt_indirect): Use it.
21444 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21445 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21447 (gimplify_expr): Likewise for plus_expr.
21449 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21451 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21452 bsi_after_labels. Always insert statements before bsi.
21453 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21454 * predict.c (apply_return_prediction): Check for empty blocks.
21455 * cfgexpand.c (lab_rtx_for_bb): New variable.
21456 (label_rtx_for_bb): Do not create new tree labels.
21457 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21458 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21459 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21461 (label_for_bb): Add field used.
21462 (update_eh_label, main_block_label): Mark the label used.
21463 (cleanup_dead_labels): Remove unused labels.
21465 2007-05-01 Richard Guenther <rguenther@suse.de>
21467 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21468 if it is not about to be set.
21469 (get_value_range): Do not pre-allocate equiv bitmap.
21470 (update_value_range): No need to clear equiv field.
21471 (add_equivalence): Change prototype to get bitmap pointer.
21472 Allocate bitmap here if it is not already.
21473 (extract_range_from_assert): Do not allocate bitmap here.
21474 Update callers to add_equivalence.
21475 (extract_range_from_ssa_name): Likewise.
21476 (get_vr_for_comparison): New static helper.
21477 (compare_name_with_value): Handle NULL equiv bitmap by
21478 peeling the first iteration of the comparison loop.
21479 Use get_vr_for_comparison.
21480 (compare_names): Handle NULL equiv bitmaps by using fake
21481 ones. Use get_vr_for_comparison.
21483 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21485 * double-int.c (mpz_set_double_int): Moved from
21486 tree-ssa-loop-niter.c.
21487 (mpz_get_double_int): Likewise; also, add option to wrap
21488 out-of-range integers.
21489 * double-int.h: New prototypes for above.
21490 * tree.c (get_static_type_bounds): Moved from
21491 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21492 TYPE_MAX_VALUE if they exist..
21493 * tree.h: New prototype for above.
21494 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21495 get_type_bounds calls.
21496 (mpz_set_double_int): Move to double-int.c.
21497 (get_type_bounds): Move to tree.c, rename to
21498 get_static_type_bounds.
21499 (mpz_to_double_int): Move to double-int.c, rename to
21500 mpz_get_double_int.
21502 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21504 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21505 DIV0 exception can fall through to a normal return.
21507 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21509 PR middle-end/22156
21510 Temporarily revert:
21511 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21512 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21513 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21514 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21515 initialize align to silence bogus warning.
21516 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21517 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21519 (struct sra_walk_fns): Remove use_all parameter from use.
21520 (sra_hash_tree): Handle BIT_FIELD_REFs.
21521 (sra_elt_hash): Don't hash bitfld blocks.
21522 (sra_elt_eq): Skip them in parent compares as well. Handle
21524 (sra_walk_expr): Don't maintain or pass down use_all_p.
21525 (scan_use): Remove use_all parameter.
21526 (scalarize_use): Likewise. Re-expand assignment to
21527 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21528 output, and re-scalarize after output. Don't mark anything
21530 (scalarize_ldst): Adjust.
21531 (scalarize_walk_gimple_modify_statement): Likewise.
21532 (build_element_name_1): Handle BIT_FIELD_REFs.
21533 (instantiate_element): Don't warn for any element whose parent
21534 is used as a whole.
21535 (instantiate_missing_elements_1): Return the sra_elt.
21536 (canon_type_for_field): New.
21537 (try_instantiate_multiple_fields): New.
21538 (instantiate_missing_elemnts): Use them.
21539 (mark_no_warning): Removed.
21540 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21541 (REPLDUP, sra_build_elt_assignment): New.
21542 (generate_copy_inout): Use them.
21543 (generate_element_copy): Likewise. Handle bitfld differences.
21544 (generate_element_zero): Don't recurse for blocks. Use
21545 sra_build_elt_assignment.
21546 (generate_one_element_int): Take elt instead of var. Use
21547 sra_build_elt_assignment.
21548 (generate_element_init_1): Adjust.
21549 (scalarize_use, scalarize_copy): Use REPLDUP.
21550 (scalarize_ldst): Move assert before dereference.
21551 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21553 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21556 * tree.c (reconstruct_complex_type): Reconstruct a reference
21558 Also use the same mode for the pointer as the old pointer type.
21560 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21562 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21565 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21567 PR rtl-optimization/31676
21568 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21569 (df_refs_record): Call it.
21571 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21573 * rtl.def (SS_ABS): New code.
21574 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21575 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21576 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21577 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21578 (bfin_init_builtins): Define them.
21579 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21580 (bfin_expand_builtin): ... and handle the others here.
21581 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21582 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21583 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21584 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21585 operand is only HImode.
21587 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21589 * regclass.c (scan_one_insn): Remove splitting of
21592 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21593 Nigel Stephens <nigel@mips.com>
21595 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21597 2007-04-28 Jan Hubicka <jh@suse.cz>
21599 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21600 insn_locators_alloc instead of insn_locators_initialize;
21601 call reset_block_changes.
21602 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21603 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21604 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21605 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21606 * config/score/score.c (th_output_mi_thunk): Likewise.
21607 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21608 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21609 tolerate uninitialized locator info.
21612 * function.c (init_function_start): Don't init line number info.
21613 (expand_function_end): Update.
21614 (reset_block_changes, record_block_change, finalize_block_changes,
21615 check_block_change, free_block_changes): Kill.
21616 * function.h (reset_block_changes, record_block_change,
21617 finalize_block_changes, check_block_change, free_block_changes):
21619 (struct function): Remove ib_boundaries_block.
21620 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21621 Use curr_insn_locator to initialize locator.
21622 (emit_line_note): Remove.
21623 * cfgexpand.c (expand_gimple_cond_expr): Update.
21624 (construct_exit_block): Likewise.
21625 (tree_expand_cfg): Initialize/finalize locators.
21626 * expr.c (expand_expr_real): Update.
21627 * cfglayout.c (line_locators_locs, line_locators_lines,
21628 file_locators_locs, file_locators_files): Remove.
21629 (set_block_levels): Move to cfgexpand.c.
21630 (insn_locators_initialize): Remove.
21631 (pass_insn_locators_initialize): Remove.
21632 (locations_locators_locs, locations_locators_vals): New static vars.
21633 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21635 (insn_locators_alloc, insn_locators_finalize,
21636 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21638 (locator_location): New.
21639 (locator_line, locator_file): Rewrite.
21640 * rtl.h (emit_line_note): Kill.
21641 (insn_locators_alloc, insn_locators_finalize,
21642 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21644 * tree-inline.c (initialize_cfun): Do not initialize
21645 ib_boundaries_block.
21646 * passes.c (pass_insn_locators_initialize): Remove.
21648 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21650 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21651 info. Update last_basic_block correctly.
21653 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21656 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21657 register itself to hold the offset constant. Tell flow the use
21658 of r4 and r5 when they are used.
21660 2007-04-27 Richard Guenther <rguenther@suse.de>
21662 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21663 if we simplified anything.
21664 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21665 warnings until we did a simplification and the stmt was not
21666 marked as TREE_NO_WARNING.
21668 2007-04-27 Mike Stump <mrs@apple.com>
21670 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21672 2007-04-27 Ian Lance Taylor <iant@google.com>
21674 PR middle-end/31710
21675 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21676 TYPE_MAX_VALUE exist, convert them to the new type.
21678 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21680 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21681 if it claims to be available.
21682 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21683 edge is redirected.
21684 (perform_tree_ssa_dce): Always free postdominators.
21686 2007-04-27 Richard Henderson <rth@redhat.com>
21688 * config/alpha/predicates.md (aligned_memory_operand): Mark
21689 as define_special_predicate.
21690 (unaligned_memory_operand, normal_memory_operand): Likewise.
21691 (reg_or_unaligned_mem_operand): Remove.
21692 (any_memory_operand): Match the documentation and check for
21693 non-renumbered pseudos during reload.
21694 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21695 alpha_secondary_reload_class, update to new interface, make static.
21696 Handle CQImode like HImode. Remove FP subreg check.
21697 (alpha_expand_mov): Use replace_equiv_address.
21698 (alpha_expand_mov_nobwx): Use any_memory_operand.
21699 (TARGET_SECONDARY_RELOAD): New.
21700 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21701 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21702 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21703 * config/alpha/alpha.md: ... here.
21704 (RELOAD12, reloadmode): New.
21706 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21707 Don't handle the aligned case here.
21708 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21709 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21710 reload_inhi_help. Don't expect a scratch register.
21711 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21713 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21715 2007-04-27 Richard Guenther <rguenther@suse.de>
21717 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21719 2007-04-27 Richard Guenther <rguenther@suse.de>
21721 PR tree-optimization/30965
21722 PR tree-optimization/30978
21723 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21724 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21725 (find_equivalent_equality_comparison): Likewise.
21726 (simplify_cond): Likewise.
21727 (get_prop_source_stmt): New helper.
21728 (get_prop_dest_stmt): Likewise.
21729 (can_propagate_from): Likewise.
21730 (remove_prop_source_from_use): Likewise.
21731 (combine_cond_expr_cond): Likewise.
21732 (forward_propagate_comparison): New function.
21733 (forward_propagate_into_cond): Rewrite to use fold for
21735 (tree_ssa_forward_propagate_single_use_vars): Call
21736 forward_propagate_comparison to propagate comparisons.
21738 2007-04-27 Richard Guenther <rguenther@suse.de>
21740 PR tree-optimization/31715
21741 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21742 sure to do computation on the offset in an appropriate
21745 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21747 * reload.h (elimination_target_reg_p): Declare.
21748 * reload.c (find_reloads): Don't apply the reg_rtx move
21749 optimization if the SET_DEST satisfies elimination_target_reg_p.
21750 * reload1.c (elimination_target_reg_p): New function.
21751 (gen_reload): In the move/add2 fallback, make sure that op0
21752 does not overlap the destination register.
21754 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21756 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21757 transform only GIMPLE_MODIFY_STMTs.
21758 * tree-complex.c (expand_complex_operations_1): Ditto.
21759 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21760 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21761 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21763 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21764 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21765 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21766 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21767 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21768 slpeel_add_loop_guard): Ditto.
21769 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21770 * lambda-code.c (perfect_nestify): Ditto.
21771 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21772 before the first statement.
21773 * tree-optimize.c (execute_free_datastructures): Fix comments.
21774 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21775 * tree-flow.h (disband_implicit_edges): Declaration removed.
21776 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21778 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21779 COND_EXPRs without gotos.
21780 (disband_implicit_edges, has_label_p): Removed.
21781 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21782 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21784 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21786 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21787 also for COND_EXPRs.
21788 * cfgexpand.c (label_rtx_for_bb): New function.
21789 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21790 Use label_rtx_for_bb to find the labels.
21791 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21792 last block. Detect fallthru edges.
21794 2007-04-26 Ian Lance Taylor <iant@google.com>
21797 * reload.c (find_reloads_subreg_address): If the address was valid
21798 in the original mode but not in the new mode, reload the whole
21801 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21803 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21804 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21805 (cleanup_control_expr_graph): Do not invalidate dominance info.
21806 Record altered blocks.
21807 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21808 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21809 cleanup_tree_cfg_bb): New functions.
21810 (remove_forwarder_block): Do not maintain the worklist of blocks.
21811 Record altered blocks.
21812 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21813 not over whole cfg.
21814 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21815 delete_unreachable_blocks if dominators are not available.
21816 * tree-inline.c (optimize_inline_calls): Free dominance information
21818 * tree-flow.h (remove_edge_and_dominated_blocks,
21819 cfgcleanup_altered_bbs): Altered.
21820 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21822 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21824 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21825 do not invalidate dominators.
21827 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21829 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21830 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21831 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21832 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21834 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21836 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21838 2007-04-26 Richard Guenther <rguenther@suse.de>
21840 PR tree-optimization/31703
21841 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21842 the right type for the target of the bittest.
21844 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21846 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21847 ix86_sol10_return_in_memory.
21849 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21851 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21854 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21857 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21859 PR tree-optimization/30558
21860 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21861 clear this_state.prev_try.
21863 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21864 Mark Mitchell <mark@codesourcery.com>
21866 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21867 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21868 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21870 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21873 * doc/invoke.texi (%:print-asm-header): Document.
21874 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21876 (static_spec_functions): Add print-asm-header.
21877 (main): Print a banner before the --target-help linker options.
21878 (print_asm_header_spec_function): New function.
21880 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21883 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21884 (movsf_ie): Likewise.
21886 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21888 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21890 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21892 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21893 exception for divide-by-zero.
21894 (__umodsi3, __modsi3): Likewise.
21896 2007-04-25 Dirk Mueller <dmueller@suse.de>
21898 * c-typeck.c (build_compound_expr): Annotate warning()
21899 call with OPT_Wunused_value.
21900 * tree-ssa.c (warn_uninit): Annotate warning with
21902 * c-common.c (handle_sentinel_attribute): Annotate warning
21903 call with OPT_Wattributes.
21905 2007-04-25 Thiemo Seufer <ths@mips.com>
21907 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21908 (mips16): Fix typo.
21909 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21910 on to the assembler. Improve handling of -mno-mips16. Add handling
21911 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21912 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21913 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21914 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21916 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21919 * config/i386/winnt.c (i386_pe_file_end): Strip only
21920 USER_LABEL_PREFIX when writing export name.
21922 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21924 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21925 sh/elf.h, vx-common.h and vxworks.h.
21926 * config/sh/sh.h: Include config/vxworks-dummy.h.
21927 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21928 (OVERRIDE_OPTIONS): Use it.
21929 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21930 (vxworks_picreg): New pattern.
21931 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21932 VXWORKS_OS_CPP_BUILTINS.
21933 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21934 to their VXWORKS_* equivalents.
21935 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21936 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21937 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21938 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21939 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21940 -mrtp/-fPIC multilibs.
21941 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21942 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21943 (MULTILIB_OSDIRNAMES): Delete.
21945 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21948 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21950 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21952 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21953 rounding mode to be specified by the caller.
21954 (real_to_mpfr) Likewise.
21955 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21956 include new arguments.
21957 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21959 2007-04-24 Ian Lance Taylor <iant@google.com>
21961 PR tree-optimization/31605
21962 * tree-vrp.c (set_value_range): Check that min and max are not
21963 both overflow infinities.
21964 (set_value_range_to_value): New static function.
21965 (extract_range_from_binary_expr): Call set_value_range_to_value.
21966 (extract_range_from_cond_expr): Likewise.
21967 (extract_range_from_expr): Likewise.
21968 (extract_range_from_unary_expr): Likewise. Don't create a range
21969 which overflows on both sides.
21970 (vrp_meet): Check for a useless range.
21971 (vrp_visit_phi_node): If we see a constant which looks like an
21972 overflow infinity, turn off the TREE_OVERFLOW flag.
21974 2007-04-24 Ian Lance Taylor <iant@google.com>
21976 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21978 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21980 PR diagnostic/25923
21981 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21982 diagnostic message is being built.
21983 * tree-pretty-print.c (dump_generic_node): Only write the
21984 formatted text into BUFFER's stream if we are not building a
21985 diagnostic message.
21986 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21988 * Makefile.in (toplev.o): Depend on tree-pass.h.
21990 2007-04-24 Ian Lance Taylor <iant@google.com>
21992 PR tree-optimization/31602
21993 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21994 conditionals in the copied loop header.
21995 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21996 warnings if TREE_NO_WARNING is set.
21997 * doc/invoke.texi (Warning Options): Clarify that
21998 -Wstrict-overflow does not warn about loops.
22000 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22002 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22003 expand on the comment about _Decimal128 arguments and check the
22004 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22005 that _Decimal128 argument uses even/odd register pair.
22006 (function_arg): Ditto.
22008 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22010 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22011 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22013 2007-04-24 Richard Guenther <rguenther@suse.de>
22014 Olga Golovanevsky <olga@il.ibm.com>
22016 * fold-const.c (multiple_of_p): Check for bottom
22019 2007-04-24 Richard Henderson <rth@redhat.com>
22021 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22022 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22023 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22024 looking for non-zero bits shifted out. Avoid a recursive call
22025 when constructing the scalar.
22026 (__floatundisf): Likewise.
22028 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22030 * dwarf2out.c (field_byte_offset): Move the existing logic
22031 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22032 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22034 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22037 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22038 length argument of 0 for memset.
22039 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22040 unsigned shift instead of the signed variant.
22042 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22044 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22045 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22046 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22047 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22048 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22049 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22050 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22051 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22052 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22053 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22054 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22055 "mul<mode>3", "div<mode>3"): Insn definitions added.
22056 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22057 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22058 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22059 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22060 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22061 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22062 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22063 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22064 TARGET_FLOAT_FORMAT): Macro definitions removed.
22065 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22066 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22067 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22068 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22069 (s390_gen_rtx_const_DI): Function removed.
22070 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22072 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22074 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22075 over an external ffs function.
22077 2007-04-24 Chao-ying Fu <fu@mips.com>
22078 Richard Sandiford <richard@nildram.co.uk>
22080 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22081 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22082 (smadd_widen_optab, umadd_widen_optab): Define.
22083 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22085 * genopinit.c (optabs): Fill in smadd_widen_optab and
22087 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22088 and umadd_widen_optab to implement multiply-add sequences.
22089 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22090 (<u>maddsidi4): ...this. Extend condition to include
22091 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22092 of operand 0 to "ka" and use the three-operand form of madd<u>
22094 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22096 * config/mips/constraints.md (ka): New register constraint.
22098 2007-04-24 Jan Hubicka <j@suse.cz>
22102 2007-04-23 Jan Hubicka <jh@suse.cz>
22103 * function.c (init_function_start): Don't init line number info.
22104 (expand_function_end): Update.
22105 (reset_block_changes, record_block_change, finalize_block_changes,
22106 check_block_change, free_block_changes): Kill.
22107 * function.h (reset_block_changes, record_block_change,
22108 finalize_block_changes, check_block_change, free_block_changes):
22110 (struct function): Remove ib_boundaries_block.
22111 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22112 Use curr_insn_locator to initialize locator.
22113 (emit_line_note): Remove.
22114 * cfgexpand.c (expand_gimple_cond_expr): Update.
22115 (construct_exit_block): Likewise.
22116 (tree_expand_cfg): Initialize/finalize locators.
22117 * expr.c (expand_expr_real): Update.
22118 * cfglayout.c (line_locators_locs, line_locators_lines,
22119 file_locators_locs, file_locators_files): Remove.
22120 (set_block_levels): Move to cfgexpand.c.
22121 (insn_locators_initialize): Remove.
22122 (pass_insn_locators_initialize): Remove.
22123 (locations_locators_locs, locations_locators_vals): New static vars.
22124 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22126 (insn_locators_alloc, insn_locators_finalize,
22127 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22129 (locator_location): New.
22130 (locator_line, locator_file): Rewrite.
22131 * rtl.h (emit_line_note): Kill.
22132 (insn_locators_alloc, insn_locators_finalize,
22133 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22135 * tree-inline.c (initialize_cfun): Do not initialize
22136 ib_boundaries_block.
22137 * passes.c (pass_insn_locators_initialize): Remove.
22139 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22141 * doc/invoke.texi: Removed leading '-' from option index entries.
22143 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22145 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22147 (create_phi_node): Use set_phi_nodes.
22148 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22149 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22150 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22151 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22152 (bsi_start, bsi_last): Use bb_stmt_list.
22153 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22154 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22155 Traverse the statements using tsi iterator.
22156 * basic-block.h (struct basic_block_def): Fields stmt_list
22157 and phi_nodes moved to ...
22158 (struct tree_bb_info): ... new structure.
22159 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22160 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22161 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22162 (tree_verify_flow_info): Verify that il.tree is not set for
22163 entry and exit block.
22164 (tree_split_block): Use set_bb_stmt_list.
22166 2007-04-23 Mike Stump <mrs@apple.com>
22168 * config/i386/i386.c (ix86_tune_features
22169 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22172 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22174 * config/i386/i386.md (prefix_extra): New attribute.
22175 (length): Add prefix_extra.
22177 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22178 (sse2_movntv2di): Likewise.
22179 (sse2_cvtps2dq): Likewise.
22180 (sse2_cvtpd2pi): Likewise.
22181 (sse2_cvttpd2pi): Likewise.
22182 (*sse2_cvtpd2ps): Likewise.
22183 (*add<mode>3): Likewise.
22184 (sse2_ssadd<mode>3): Likewise.
22185 (sse2_usadd<mode>3): Likewise.
22186 (*sub<mode>3): Likewise.
22187 (sse2_sssub<mode>3): Likewise.
22188 (sse2_ussub<mode>3): Likewise.
22189 (*mulv8hi3): Likewise.
22190 (*smulv8hi3_highpart): Likewise.
22191 (*umulv8hi3_highpart): Likewise.
22192 (sse2_umulv2siv2di3): Likewise.
22193 (sse2_pmaddwd): Likewise.
22194 (ashr<mode>3): Likewise.
22195 (lshr<mode>3): Likewise.
22196 (ashl<mode>3): Likewise.
22197 (sse2_ashlti3): Likewise.
22198 (sse2_lshrti3): Likewise.
22199 (*umaxv16qi3): Likewise.
22200 (*smaxv8hi3): Likewise.
22201 (*uminv16qi3): Likewise.
22202 (*sminv8hi3): Likewise.
22203 (sse2_eq<mode>3): Likewise.
22204 (sse2_gt<mode>3): Likewise.
22205 (*and<mode>3): Likewise.
22206 (sse2_nand<mode>3): Likewise.
22207 (*ior<mode>3): Likewise.
22208 (*xor<mode>3): Likewise.
22209 (sse2_packsswb): Likewise.
22210 (sse2_packssdw): Likewise.
22211 (sse2_packuswb): Likewise.
22212 (sse2_punpckhbw): Likewise.
22213 (sse2_punpcklbw): Likewise.
22214 (sse2_punpckhwd): Likewise.
22215 (sse2_punpcklwd): Likewise.
22216 (sse2_punpckhdq): Likewise.
22217 (sse2_punpckldq): Likewise.
22218 (sse2_punpckhqdq): Likewise.
22219 (sse2_punpcklqdq): Likewise.
22220 (*sse2_pinsrw): Likewise.
22221 (*sse2_pextrw): Likewise.
22222 (sse2_pshufd_1): Likewise.
22223 (sse2_uavgv16qi3): Likewise.
22224 (sse2_uavgv8hi3): Likewise.
22225 (sse2_psadbw): Likewise.
22226 (sse2_pmovmskb): Likewise.
22227 (*sse2_maskmovdqu): Likewise.
22228 (*sse2_maskmovdqu_rex64): Likewise.
22229 (sse4a_extrqi): Likewise.
22230 (sse4a_extrq): Likewise.
22231 (sse3_lddqu): Set prefix_rep.
22232 (sse3_addsubv4sf3): Likewise.
22233 (sse3_haddv4sf3): Likewise.
22234 (sse3_hsubv4sf3): Likewise.
22235 (sse_cvtss2si): Likewise.
22236 (sse_cvtss2si_2): Likewise.
22237 (sse_cvtss2siq): Likewise.
22238 (sse_cvtss2siq_2): Likewise.
22239 (sse_cvttss2si): Likewise.
22240 (sse_cvttss2siq): Likewise.
22241 (sse2_cvttps2dq): Likewise.
22242 (sse3_movshdup): Likewise.
22243 (sse3_movsldup): Likewise.
22244 (sse2_cvtsd2si): Likewise.
22245 (sse2_cvtsd2si_2): Likewise.
22246 (sse2_cvtsd2siq): Likewise.
22247 (sse2_cvtsd2siq_2): Likewise.
22248 (sse2_cvttsd2si): Likewise.
22249 (sse2_cvttsd2siq): Likewise.
22250 (*sse2_cvtpd2dq): Likewise.
22251 (*sse2_cvttpd2dq): Likewise.
22252 (sse2_pshuflw_1): Likewise.
22253 (sse2_pshufhw_1): Likewise.
22254 (sse4a_insertqi): Likewise.
22255 (sse4a_insertq): Likewise.
22256 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22257 (ssse3_phadddv4si3): Likewise.
22258 (ssse3_phaddswv8hi3): Likewise.
22259 (ssse3_phsubwv8hi3): Likewise.
22260 (ssse3_phsubdv4si3): Likewise.
22261 (ssse3_phsubswv8hi3): Likewise.
22262 (ssse3_pmaddubswv8hi3): Likewise.
22263 (ssse3_pmulhrswv8hi3): Likewise.
22264 (ssse3_pshufbv16qi3): Likewise.
22265 (ssse3_psign<mode>3): Likewise.
22266 (ssse3_palignrti): Likewise.
22267 (abs<mode>2): Likewise.
22268 (ssse3_phaddwv4hi3): Set prefix_extra.
22269 (ssse3_phadddv2si3): Likewise.
22270 (ssse3_phaddswv4hi3): Likewise.
22271 (ssse3_phsubwv4hi3): Likewise.
22272 (ssse3_phsubdv2si3): Likewise.
22273 (ssse3_phsubswv4hi3): Likewise.
22274 (ssse3_pmaddubswv4hi3): Likewise.
22275 (ssse3_pmulhrswv4hi3): Likewise.
22276 (ssse3_pshufbv8qi3): Likewise.
22277 (ssse3_psign<mode>3): Likewise.
22278 (ssse3_palignrdi): Likewise.
22279 (abs<mode>2): Likewise.
22280 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22281 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22282 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22284 2007-04-23 Nick Clifton <nickc@redhat.com>
22286 * params.def: Fix formatting of emacs local variables.
22288 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22290 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22291 move if inter-unit move isn't allowed.
22292 Don't split moving the first element of V2DI to DI to inter-unit
22293 move if inter-unit move isn't allowed.
22295 2007-04-23 Richard Guenther <rguenther@suse.de>
22297 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22298 and CDI_POST_DOMINATORS separately.
22300 2007-04-23 Nick Clifton <nickc@redhat.com>
22302 * c.opt (Wformat-contains-nul): Add warning attribute.
22304 2007-04-23 Jan Hubicka <jh@suse.cz>
22306 * function.c (init_function_start): Don't init line number info.
22307 (expand_function_end): Update.
22308 (reset_block_changes, record_block_change, finalize_block_changes,
22309 check_block_change, free_block_changes): Kill.
22310 * function.h (reset_block_changes, record_block_change,
22311 finalize_block_changes, check_block_change, free_block_changes):
22313 (struct function): Remove ib_boundaries_block.
22314 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22315 Use curr_insn_locator to initialize locator.
22316 (emit_line_note): Remove.
22317 * cfgexpand.c (expand_gimple_cond_expr): Update.
22318 (construct_exit_block): Likewise.
22319 (tree_expand_cfg): Initialize/finalize locators.
22320 * expr.c (expand_expr_real): Update.
22321 * cfglayout.c (line_locators_locs, line_locators_lines,
22322 file_locators_locs, file_locators_files): Remove.
22323 (set_block_levels): Move to cfgexpand.c.
22324 (insn_locators_initialize): Remove.
22325 (pass_insn_locators_initialize): Remove.
22326 (locations_locators_locs, locations_locators_vals): New static vars.
22327 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22329 (insn_locators_alloc, insn_locators_finalize,
22330 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22332 (locator_location): New.
22333 (locator_line, locator_file): Rewrite.
22334 * rtl.h (emit_line_note): Kill.
22335 (insn_locators_alloc, insn_locators_finalize,
22336 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22338 * tree-inline.c (initialize_cfun): Do not initialize
22339 ib_boundaries_block.
22340 * passes.c (pass_insn_locators_initialize): Remove.
22342 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22344 PR middle-end/31448
22345 * expr.c (reduce_to_bit_field_precision): Handle
22348 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22350 PR tree-optimization/24659
22351 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22352 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22353 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22354 * genopinit.c (optabs): Rename vec_pack_mod_optab
22355 to vec_pack_trunc_optab.
22356 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22357 early for scalar floating point operands for NOP_EXPR.
22358 (vectorizable_type_promotion): Ditto.
22359 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22360 vec_pack_trunc_optab.
22361 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22363 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22364 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22365 Rename from VEC_PACK_MOD_EXPR.
22366 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22367 * expr.c (expand_expr_real_1): Ditto.
22368 * tree-inline.c (estimate_num_insns_1): Ditto.
22369 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22371 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22372 (vec_unpacks_lo_v4sf): Ditto.
22373 (vec_pack_trunc_v2df): Ditto.
22374 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22375 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22376 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22378 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22380 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22382 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22383 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22384 packing of floating point operands.
22385 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22386 represent unpacking of floating point operands.
22387 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22388 [vec_unpacks_hi]: Ditto.
22389 [vec_unpacks_lo]: Ditto.
22391 2007-04-22 Jan Hubicka <jh@suse.cz>
22393 * final.c (rest_of_handle_final): Call
22394 targetm.asm_out.constructor/targetm.asm_out.destructor
22395 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22396 proper priority via decl_*_priority_insert.
22397 * c-common.c (c_expand_body): Likewise.
22399 2007-04-22 Richard Guenther <rguenther@suse.de>
22401 PR tree-optimization/29789
22402 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22403 (rewrite_reciprocal): New helper split out from
22404 determine_invariantness_stmt.
22405 (rewrite_bittest): Likewise.
22406 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22407 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22410 2007-04-22 Revital Eres <eres@il.ibm.com>
22412 * loop-unroll.c (var_to_expand): New field to support also
22413 insns of the form x = something + x.
22414 (analyze_insn_to_expand_var): Use it.
22415 (expand_var_during_unrolling): Likewise.
22417 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22419 * predict.c: Include pointer-set.h.
22420 (bb_predictions): New variable.
22421 (tree_predicted_by_p, tree_predict_edge,
22422 remove_predictions_associated_with_edge): Use bb_predictions map
22423 instead of bb->predictions.
22424 (clear_bb_predictions, assert_is_empty): New functions.
22425 (combine_predictions_for_bb): Use bb_predictions map. Call
22426 clear_bb_predictions.
22427 (tree_estimate_probability): Create and free bb_predictions map.
22428 * Makefile.in (predict.o): Add pointer-set.h dependency.
22429 * basic-block.h (struct basic_block_def): Remove predictions
22431 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22433 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22436 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22439 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22441 * timevar.c (timevar_print): Change reference of --disable-checking to
22442 --enable-checking=release. Also warn if assert checking is disabled.
22444 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22447 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22448 decl as addressable if the compound literal was marked as
22450 Mark the decl as a gimple register if it is a complex or
22451 vector decl and does not live in memory.
22453 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22455 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22456 (GENERIC_NEXT): New function macro.
22457 (PHI_CHAIN): Use phi_node's new chain variable.
22458 (tree_phi_node): Change tree_common to tree_base
22459 and add the chain field.
22460 * tree-phinodes.c (make_phi_node): Don't set
22461 TREE_TYPE on the new node.
22462 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22463 instead of checking GIMPLE_TUPLE_P in chain_next.
22464 * tree-vect-transform.c
22465 (get_initial_def_for_induction): Look at
22466 PHI_RESULT_TREE for the type of the phi node.
22467 (update_vuses_to_preheader): Use PHI_CHAIN
22468 instead of TREE_CHAIN on the phi node.
22469 * tree-ssa-structalias.c (compute_points_to_sets):
22471 (ipa_pta_execute): Likewise.
22473 2007-04-21 Richard Guenther <rguenther@suse.de>
22475 PR middle-end/31136
22476 * fold-const.c (fold_unary): Call fold_convert_const on the
22479 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22481 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22482 (store_killed_in_pat): New.
22484 2007-04-20 Richard Henderson <rth@redhat.com>
22487 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22488 TREE_LIST with a void_type_node value, not void_list_node exactly.
22490 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22492 * doc/standards.texi: Re-arrange into language-specific
22493 subsections. Add a C++ section, documenting which standards we
22496 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22498 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22499 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22501 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22503 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22504 ecrti.o and crtbegin.o.
22505 (LIB_DEFAULT_SPEC): Include -lc.
22506 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22508 2007-04-20 Richard Henderson <rth@redhat.com>
22511 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22512 argument; update all callers.
22513 (get_unaligned_offset): New.
22514 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22515 get_unaligned_address, just pass on the address directly.
22516 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22517 the subreg in the helper patterns.
22518 (unaligned_extendqidi_le): Use get_unaligned_offset.
22519 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22520 (unaligned_extendhidi_be): Likewise.
22521 (unaligned_extendhidi): Tidy.
22522 * config/alpha/alpha-protos.h: Update.
22524 2007-04-20 Richard Henderson <rth@redhat.com>
22526 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22527 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22528 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22529 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22530 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22531 (CPP_SPEC): Don't include %(cpp_subtarget).
22532 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22533 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22534 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22536 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22538 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22539 for __builtin_ia32_cmpordss.
22541 PR tree-optimization/31632
22542 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22543 and arg1 for optimizations of comparison against min/max values.
22544 Fold arg0 to arg1's type for optimizations of comparison against
22545 min+1 and max-1 values.
22547 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22549 * reload.c (combine_reloads): When trying to use a dying register,
22550 check whether it's uninitialized and don't use if so.
22552 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22554 * fold-const.c: Remove prototypes for native_encode_expr and
22555 native_interpret_expr.
22556 (native_encode_expr): Make non-static.
22557 (native_interpret_expr): Likewise.
22558 * tree.h: Add prototypes for the above.
22560 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22562 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22563 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22564 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22565 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22566 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22567 Add length attributes.
22569 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22571 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22574 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22575 __STDC_WANT_DEC_FP__.
22577 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22579 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22580 for long double compatibility.
22581 * configure: Regenerate.
22583 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22585 PR rtl-optimization/29841
22586 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22588 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22589 that may cause control flow transfer from being moved.
22591 2007-04-18 Jan Hubicka <jh@suse.cz>
22593 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22596 2007-04-18 Eric Christopher <echristo@apple.com>
22598 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22599 only. Update operands.
22600 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22601 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22602 link register to pic register.
22604 2007-04-18 Dirk Mueller <dmueller@suse.de>
22606 PR diagnostic/31227
22607 * tree-vrp.c (search_for_addr_array): New.
22608 (check_array_bounds): Suppress warning about
22609 address taken of array refs if its not de-referenced.
22611 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22613 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22614 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22616 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22617 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22618 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22620 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22622 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22624 (vect_analyze_scalar_cycles): Fix indentation.
22625 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22626 (vect_mark_relevant): Include phis in relevance analysis.
22628 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22630 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22632 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22633 output_operand_lossage().
22635 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22637 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22638 the unused code for reduction without adjust-in-epilog to simplify the
22641 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22643 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22644 (S390_TDC_NEGATIVE_ZERO): New constant.
22645 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22646 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22647 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22648 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22649 (S390_TDC_POSITIVE_INFINITY): New constant.
22650 (S390_TDC_NEGATIVE_INFINITY): New constant.
22651 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22652 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22653 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22654 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22655 (S390_TDC_INFINITY): New constant.
22656 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22657 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22658 optimization for UNSPEC_CCZ_TO_INT.
22659 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22660 ("*ccz_to_int"): New insn.
22661 ("isinf<mode>2"): New insn.
22662 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22663 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22664 (UNSPEC_CCZ_TO_INT): New constant.
22666 2007-04-18 Richard Guenther <rguenther@suse.de>
22668 PR tree-optimization/19431
22669 PR tree-optimization/21463
22670 * tree-pass.h (pass_phiprop): Declare.
22671 * passes.c (init_optimization_passes): New phiprop pass.
22672 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22673 (phivn_valid_p): New helper function.
22674 (phiprop_insert_phi): Likewise.
22675 (propagate_with_phi): Likewise.
22676 (tree_ssa_phiprop): New propagator propagating loads
22677 through phi nodes if profitable.
22679 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22681 * tree-vect-analyze.c (process_use): New function.
22682 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22683 Check phis in all bbs.
22684 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22687 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22689 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22692 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22695 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22698 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22700 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22702 (sse_vmmulv4sf3): Likewise.
22703 (sse2_vmaddv2df3): Likewise.
22704 (sse2_vmmulv2df3): Likewise.
22706 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22708 PR rtl-optimization/31360
22709 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22710 (target_reg_cost): New.
22711 (init_set_costs): Initialize target_reg_cost. Add comments
22712 regarding the rationale of the costs.
22713 (global_cost_for_size): Renamed to...
22714 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22715 of register pressure.
22716 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22717 estimate_reg_pressure_cost. Add number of ivs.
22718 (determine_set_costs): Dump target_reg_cost.
22719 * loop-invariant.c (gain_for_invariant): Use
22720 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22721 (best_gain_for_invariant, find_invariants_to_move): Remove
22723 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22724 (target_reg_cost): Declare.
22725 (global_cost_for_size): Declaration removed.
22726 (estimate_reg_pressure_cost): Declare.
22728 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22730 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22731 regnos into even/odd register pairs.
22732 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22733 TDmode similar to the other floating point modes.
22734 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22735 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22737 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22738 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22739 (movdd_hardfloat64): Use TARGET_MFPGPR.
22741 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22743 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22746 2005-01-05 Richard Henderson <rth@redhat.com>
22748 * reload1.c (do_input_reload): Restrict the optimization deleteing
22749 a previous output reload to RELOAD_FOR_INPUT.
22751 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22753 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22754 induc_vec_info_type.
22755 (vectorizable_induction): New function declaration.
22756 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22757 check if already vectorized. Find first place in BB where new stmts
22758 can be inserted. Takes only one argument.
22759 (vectorizable_induction): New function.
22760 (vect_transform_stmt): Add case for induc_vec_info_type to call
22761 vectorizable_induction.
22762 (vect_transform_loop): Consider phis for vectorization.
22763 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22765 (analyze_operations): Call vectorizable_induction when analyzing phis.
22767 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22768 (vect_mark_relevant): Include phis in relevance analysis.
22769 (vect_mark_stmts_to_be_vectorize): Likewise.
22770 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22772 2007-04-16 Lawrence Crowl <crowl@google.com>
22774 * doc/invoke.texi (Debugging Options): Add documentation for the
22775 -femit-struct-debug options -femit-struct-debug-baseonly,
22776 -femit-struct-debug-reduced, and
22777 -femit-struct-debug-detailed[=...].
22779 * c-opts.c (c_common_handle_option): Add
22780 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22781 and OPT_femit_struct_debug_detailed_.
22782 * c.opt: Add specifications for
22783 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22784 and -femit-struct-debug-detailed[=...].
22785 * opts.c (set_struct_debug_option): Parse the
22786 -femit-struct-debug-... options.
22787 * opts.c (matches_main_base, main_input_basename,
22788 main_input_baselength, base_of_path, matches_main_base): Add
22789 variables and functions to compare header base name to compilation
22791 * opts.c (should_emit_struct_debug): Add to determine to emit a
22792 structure based on the option.
22793 (dump_struct_debug) Also disabled function to debug this
22795 * opts.c (handle_options): Save the base name of the
22798 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22799 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22800 This hook indicates if a type is generic. Set it by default
22801 to "never generic".
22802 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22803 to determine if a struct type is generic or not.
22804 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22805 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22806 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22807 with live C++ hook.
22809 * flags.h (enum debug_info_usage): Add an enumeration to describe
22810 a program's use of a structure type.
22811 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22812 to indicate the program's usage of the type. Filter structs based
22813 on the -femit-struct-debug-... specification.
22814 (gen_type_die): Split into two routines, gen_type_die and
22815 gen_type_die_with_usage. gen_type_die is now a wrapper
22816 that assumes direct usage.
22817 (gen_type_die_with_usage): Replace calls to gen_type_die
22818 with gen_type_die_with_usage adding the program usage of
22819 the referenced type.
22820 (dwarf2out_imported_module_or_decl): Suppress struct debug
22821 information using should_emit_struct_debug when appropriate.
22823 2007-04-16 Ian Lance Taylor <iant@google.com>
22825 PR tree-optimization/31522
22826 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22827 (vrp_initialize): Allocate vr_phi_edge_counts.
22828 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22829 executable edge. Drop test for all constants.
22830 (vrp_finalize): Free vrp_phi_edge_counts.
22832 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22833 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22835 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22836 predecessors at head rather than tail.
22838 2007-04-16 Matthias Klose <doko@debian.org>
22840 * config/alpha/linux.h (CPP_SPEC): Define.
22841 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22843 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22845 * function.h: Remove sequence_stack extern declaration.
22847 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22849 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22851 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22854 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22856 * config/avr/avr.c (avr_arch_types): Rearranging array.
22857 (enum avr_arch): Add.
22858 (avr_mcu_types): Use avr_arch enumeration constants instead of
22860 * config/avr/avr.h (LINK_SPEC): Simplify.
22862 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22864 * config/m68k/m68k.c (m68k_libcall_value,
22865 m68k_function_value): Use macros for register names more.
22867 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22869 (M68K_REGNAME): Use A6_REG.
22870 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22872 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22874 PR middle-end/28071
22875 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22876 'pending_read_list_length' and 'pending_write_list_length'. Update
22878 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22879 to handle two length counters instead of one. Update all uses.
22880 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22881 two length counters instead of one.
22882 * sched-rgn.c (propagate_deps): Update to handle two length counters
22885 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22888 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22889 copy of source, pass it to ix86_expand_vector_set and return
22892 2007-04-16 David Ung <davidu@mips.com>
22893 Joseph Myers <joseph@codesourcery.com>
22895 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22896 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22897 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22898 Add 74K processor information.
22899 * config/mips/mips.md: Include 74k.md.
22900 (cpu): Add 74kc,74kf,74kx.
22901 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22902 * config/mips/74k.md: New.
22903 * doc/invoke.texi (MIPS Options): Document 74K support.
22905 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22907 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22908 vectorizable_* functions.
22909 * tree-vect-transform.c (vectorizable_call): Add check for
22910 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22911 (vectorizable_store): likewise.
22912 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22914 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22915 (vectorizable_type_promotion, vectorizable_load): Likewise.
22916 (vectorizable_live_operation, vectorizable_condition): Likewise.
22917 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22919 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22921 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22923 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22924 register numbers more.
22925 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22926 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22927 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22928 FUNCTION_VALUE_REGNO_P): Likewise.
22929 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22930 STATIC_CHAIN_REGNUM): Likewise.
22931 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22932 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22933 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22934 * config/m68k/m68k.md (FP_REG): New.
22936 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22938 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22941 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22943 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22944 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22947 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22949 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22952 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22955 * c-decl.c (finish_decl): Grab the type of the decl after the call
22956 to store_init_value.
22958 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22960 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22962 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22965 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22966 dominators, post dominators and cleanup cfg before returning.
22968 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22970 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22971 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22973 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22975 * config.gcc: Recognize fido.
22976 * config/m68k/m68k-devices.def (fidoa): New.
22977 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22979 (FL_FIDOA, TARGET_FIDOA): New.
22980 * config/m68k/m68k.opt (mfidoa): New.
22982 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22984 PR middle-end/31322
22985 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22986 when a personality function is used.
22988 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22990 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22992 2007-04-13 Mike Stump <mrs@apple.com>
22994 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22996 * config/darwin.opt (fapple-kext): Make C++ only.
22997 * config/darwin.c (darwin_override_options): Remove code to ensure
22998 -fapple-kext is given for C++ only.
23000 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23002 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23003 * config/mips/mips.c (override_options): Call
23004 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23006 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23008 * config/i386/i386.opt (msvr3-shlib): Removed.
23010 * doc/invoke.texi: Remove -msvr3-shlib.
23012 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23014 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23015 with "popcnt" instruction.
23017 2007-04-13 Richard Guenther <rguenther@suse.de>
23019 PR tree-optimization/21258
23020 * tree-vrp.c (compare_case_labels): New helper.
23021 (find_switch_asserts): New function.
23022 (find_assert_locations): Call it for SWITCH_EXPRs.
23024 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23026 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23027 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23028 check is now implied in X87_FLOAT_MODE_P.
23029 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23030 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23031 (fix_trunc<mode>_i386_fisttp): Ditto.
23032 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23033 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23034 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23035 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23036 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23037 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23038 (unnamed_splitters): Ditto.
23039 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23040 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23041 FIRST_SSE_REG for local functions when SSE math is enabled or
23042 for functions with sseregparm attribute.
23043 (standard_80387_constant_p): Return -1 if mode is not
23045 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23046 (ix86_expand_compare): Ditto.
23047 (ix86_expand_carry_flag_compare): Ditto.
23048 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23049 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23050 DECIMAL_FLOAT_MODE_P.
23051 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23052 of SCALAR_FLOAT_MODE_P.
23053 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23054 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23055 checks before FLOAT_MODE_P.
23056 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23057 before FLOAT_MODE_P.
23062 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23064 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23065 Charles Wilson <libtool@cwilson.fastmail.fm>
23067 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23068 (libgcc.mvars): Don't depend on them.
23069 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23070 * exec-tool.in: New.
23072 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23074 * doc/invoke.text (--help): Document --help=common.
23076 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23078 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23080 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23082 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23083 * genemit.c (main): Emit #include "integrate.h".
23084 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23085 (LOADGP_RTP): New mips_loadgp_style.
23086 * config/mips/mips.h: Include config/vxworks-dummy.h.
23087 (TARGET_RTP_PIC): New macro.
23088 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23089 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23090 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23091 for TARGET_RTP_PIC.
23092 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23093 -mvxworks-pic when using -mrtp and a PIC option.
23094 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23096 (mips_symbolic_constant_p, mips_symbolic_address_p)
23097 (mips_symbol_insns): Handle SYMBOL_HALF.
23098 (override_options): Warn about -G and -mrtp being used together.
23099 Initialize mips_lo_relocs[SYMBOL_HALF].
23100 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23101 (mips_emit_loadgp): Handle LOADGP_RTP.
23102 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23103 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23104 (tablejump): Handle function-relative case table entries if
23106 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23108 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23110 * config/mips/mips.md (load_call<mode>): Allow any general register.
23112 (sibcall_value_internal, sibcall_value_multiple_internal)
23113 (call_value_internal, call_value_split, call_value_multiple_internal)
23114 (call_value_multiple_split): Remove constraints from operand 0.
23116 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23118 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23119 rather than loadgp_noshared.
23120 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23121 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23123 * config/mips/mips.md (loadgp): Rename to...
23124 (loadgp_newabi): ...this.
23125 (loadgp_noshared): Rename to...
23126 (loadgp_absolute): ...this.
23128 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23130 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23131 false for locally-binding symbols.
23132 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23134 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23136 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23137 (SYMBOL_GOT_PAGE_OFST): ...this.
23138 (SYMBOL_GOT_GLOBAL): Rename to...
23139 (SYMBOL_GOT_DISP): ...this.
23140 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23141 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23142 * config/mips/mips.c (mips_global_symbol_p): New function.
23143 (mips_symbol_binds_local_p): Likewise.
23144 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23145 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23146 mips_global_symbol_p and mips_symbol_binds_local_p.
23147 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23148 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23149 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23150 SYMBOL_GOTOFF_DISP.
23151 (mips_ok_for_lazy_binding_p): New function.
23152 (mips_load_call_address, mips_expand_call): Use it.
23153 (mips_dangerous_for_la25_p): Likewise.
23154 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23155 (*got_disp<mode>): Use got_disp_operand instead of
23156 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23157 SYMBOL_GOTOFF_GLOBAL.
23158 (*got_page<mode>): Use got_page_ofst_operand instead of
23160 * config/mips/predicates.md (const_call_insn_operand): Use
23161 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23162 (global_got_operand): Rename to...
23163 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23165 (local_got_operand): Rename to...
23166 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23167 of SYMBOL_GOT_LOCAL.
23169 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23171 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23172 TARGET_CALL_CLOBBERED_GP.
23173 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23174 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23175 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23176 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23177 of TARGET_ABICALLS && !TARGET_NEWABI.
23178 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23179 * config/mips/mips.c (mips_load_call_address): Check
23180 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23181 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23182 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23183 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23184 TARGET_ABICALLS && TARGET_NEWABI.
23185 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23187 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23188 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23189 TARGET_ABICALLS && TARGET_NEWABI.
23190 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23191 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23192 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23193 whether indirect calls must use $25.
23194 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23196 * config/mips/mips.md (jal_macro): Check flag_pic and
23197 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23198 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23199 instead of TARGET_ABICALLS.
23200 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23201 TARGET_ABICALLS && TARGET_OLDABI.
23202 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23203 (sibcall): In the comment above the define_insn, mention
23204 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23205 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23206 instead of TARGET_ABICALLS.
23208 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23210 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23211 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23212 (MACFLAGS_MATCH_P): New macro.
23213 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23214 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23215 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23216 the other MACFLAG constants.
23217 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23218 (flag_machi): Tighten constraints. Renumber some of the operands.
23219 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23221 (flag_machi_parts_acconly): New pattern.
23222 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23224 (flag_macinit1hi): Tighten constraints.
23225 (flag_mul_macv2hi_parts_acconly): New pattern.
23227 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23228 Use a more efficient implementation.
23229 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23230 inline sequences when not optimizing for size.
23232 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23233 movhi_high2low): Delete, merge functionality into...
23234 (packv2hi): ... this pattern.
23236 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23237 * config/bfin/bfin.opt (msim): New option.
23238 (mcpu=): New option.
23239 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23240 (bfin_cpu_t): Typedef of enum bfin_cpu.
23241 (bfin_cpu_type): New declaration.
23242 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23243 -msim and -mcpu= options.
23244 (LIB_SPEC): Likewise.
23245 * config/bfin/bfin.c (bfin_cpu_type): Define.
23246 (bfin_handle_option): Handle -mcpu= option.
23247 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23248 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23249 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23251 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23253 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23254 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23255 (powerpc-wrs-vxworksae): Use ${tm_file}.
23256 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23257 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23258 * config/i386/vx-common.h: New file.
23260 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23262 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23265 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23267 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23270 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23274 * c-common.c (c_build_qualified_type): Set canonical type
23277 2007-04-12 Richard Guenther <rguenther@suse.de>
23279 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23280 lower bound and element size if lower bound is not zero
23281 or either of the ARRAY_REF operands is set.
23283 2007-04-12 Richard Guenther <rguenther@suse.de>
23285 PR tree-optimization/24689
23286 PR tree-optimization/31307
23287 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23289 * gimplify.c (canonicalize_addr_expr): To be consistent with
23290 gimplify_compound_lval only set operands two and three of
23291 ARRAY_REFs if they are not gimple_min_invariant. This makes
23292 it never at this place.
23293 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23295 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23297 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23298 null before emitting a .nsubspa directive.
23300 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23302 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23303 need_to_partition_p if there are no memory statements in the
23306 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23308 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23309 (gcd_of_steps_may_divide_p): New function.
23310 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23312 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23314 * reload.c (find_reloads_toplev, find_reloads_address,
23315 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23316 not a pointer equality test, to decide if we need to call
23317 push_reg_equiv_alt_mem.
23319 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23321 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23322 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23324 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23326 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23328 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23329 vector to be positive.
23331 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23335 * doc/invoke.texi: Document --params max-aliased-vops and
23337 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23338 debug_memory_partitions): Move to tree-flow.h
23339 * params.h (AVG_ALIASED_VOPS): Define.
23340 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23342 (mp_info_t): Likewise.
23343 (get_mem_sym_stats_for): New.
23344 (set_memory_partition): Move from tree-flow-inline.h.
23345 (mark_non_addressable): Only clear the set of symbols for the
23346 partition if it exists.
23347 (dump_memory_partitions): Move from tree-ssa-operands.c
23348 (debug_memory_partitions): Likewise.
23349 (need_to_partition_p): New.
23350 (dump_mem_ref_stats): New.
23351 (debug_mem_ref_stats): New.
23352 (dump_mem_sym_stats): New.
23353 (debug_mem_sym_stats): New.
23354 (update_mem_sym_stats_from_stmt): New.
23355 (compare_mp_info_entries): New.
23356 (mp_info_cmp): Call it.
23357 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23359 (get_mpt_for): Move from tree-ssa-operands.c.
23360 (find_partition_for): New.
23361 (create_partition_for): Remove.
23362 (estimate_vop_reduction): New.
23363 (update_reference_counts): New.
23364 (build_mp_info): New.
23365 (compute_memory_partitions): Refactor.
23366 Document new heuristic.
23367 Call build_mp_info, update_reference_counts,
23368 find_partition_for and estimate_vop_reduction.
23369 (compute_may_aliases): Populate virtual operands before
23370 calling debugging dumps.
23371 (delete_mem_sym_stats): New.
23372 (delete_mem_ref_stats): New.
23373 (init_mem_ref_stats): New.
23374 (init_alias_info): Call it.
23375 (maybe_create_global_var): Remove alias_info argument.
23376 Get number of call sites and number of pure/const call sites
23377 from gimple_mem_ref_stats().
23378 (dump_alias_info): Call dump_memory_partitions first.
23379 (dump_points_to_info_for): Show how many times a pointer has
23381 * opts.c (decode_options): For -O2 set --param
23382 max-aliased-vops to 500.
23383 For -O3 set --param max-aliased-vops to 1000 and --param
23384 avg-aliased-vops to 3.
23385 * fortran/options.c (gfc_init_options): Remove assignment to
23387 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23388 * tree-dfa.c (dump_variable): Dump memory reference
23390 Dump NO_ALIAS* settings.
23391 (referenced_var_lookup): Tidy.
23392 (mem_sym_stats): New.
23393 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23394 and ORIG are different SSA names for a memory partition.
23395 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23396 * tree-flow.h (struct mem_sym_stats_d): Define.
23397 (mem_sym_stats_t): Define.
23398 (struct mem_ref_stats_d): Define.
23399 (struct gimple_df): Add field mem_ref_stats.
23400 (enum noalias_state): Define.
23401 (struct var_ann_d): Add bitfield noalias_state.
23402 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23403 debug_mem_ref_stats, debug_memory_partitions,
23404 debug_mem_sym_stats): Declare.
23405 * tree-ssa-structalias.c (update_alias_info): Update call
23406 sites, pure/const call sites and asm sites in structure
23407 returned by gimple_mem_ref_stats.
23408 Remove local variable IS_POTENTIAL_DEREF.
23409 Increase NUM_DEREFS if the memory expression is a potential
23411 Call update_mem_sym_stats_from_stmt.
23412 If the memory references memory, call
23413 update_mem_sym_stats_from_stmt for all the direct memory
23414 symbol references found.
23415 (intra_create_variable_infos): Set noalias_state field for
23416 pointer arguments according to the value of
23417 flag_argument_noalias.
23418 * tree-ssa-structalias.h (struct alias_info): Remove fields
23419 num_calls_found and num_pure_const_calls_found.
23420 (update_mem_sym_stats_from_stmt): Declare.
23421 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23422 Set default value to 100.
23423 (PARAM_AVG_ALIASED_VOPS): Define.
23425 2007-04-11 Richard Guenther <rguenther@suse.de>
23427 PR middle-end/31530
23428 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23429 a * -b + c as c - a * b if we honor sign dependent rounding.
23431 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23433 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23434 bfin_expand_strmov.
23435 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23436 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23438 (initialize_trampoline): Don't use old-style function definition.
23439 (bfin_secondary_reload): Mark IN_P argument as unused.
23441 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23443 PR tree-optimization/31343
23444 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23445 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23446 * testsuite/gcc.dg/vect/pr31343.c: New.
23448 2007-04-10 Eric Christopher <echristo@apple.com>
23450 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23451 * config/i386/i386.md (*cmpfp0): Use.
23452 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23453 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23454 (fix_trunc<mode>_i386_fisttp): Ditto.
23455 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23456 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23457 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23458 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23459 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23460 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23461 (unnamed_splitters): Ditto.
23462 * config/i386/i386.c (output_fix_trunc): Assert that
23463 we're not being passed a TFmode operand.
23465 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23467 PR tree-optimization/31526
23468 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23469 n_basic_blocks to find newly added blocks.
23471 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23473 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23475 (fix_trunc<mode>si_sse): Ditto.
23476 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23477 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23478 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23479 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23480 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23481 expander using SSEMODEF mode macro.
23482 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23483 expander using SSEMODEF mode macro.
23484 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23485 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23486 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23487 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23488 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23489 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23490 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23491 Macroize insn using X87MODEF mode macro.
23493 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23495 * config/i386/sse.md (sse2_pinsrw): Removed.
23496 (sse2_pextrw): Renamed to ...
23497 (*sse2_pextrw): This.
23499 2007-04-09 Jan Hubicka <jh@suse.cz>
23502 * config/i386/sse.md
23503 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23504 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23505 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23506 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23508 2007-04-09 Jan Hubicka <jh@suse.cz>
23510 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23511 multiple fields of union.
23513 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23515 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23516 (create_preheaders): Check that loops are available.
23517 (fix_loop_structure): Clean up, improve comments.
23518 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23519 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23521 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23522 * predict.c (tree_estimate_probability): Do not call
23523 calculate_dominance_info. Call create_preheaders.
23524 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23525 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23527 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23528 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23529 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23530 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23533 2007-04-08 Jan Hubicka <jh@suse.cz>
23535 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23536 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23537 * fold-const.c (fold_unary): Use it.
23539 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23541 * varasm.c (assemble_variable): Remove call to
23542 lang_hooks.decls.prepare_assemble_variable.
23543 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23544 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23545 * langhooks.h (lang_hooks_for_decls): Remove
23546 prepare_assemble_variable.
23548 2007-04-08 Mike Stump <mrs@apple.com>
23550 * config/i386/i386.c: Use inc/dec on Core2.
23552 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23554 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23555 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23556 lhd_tree_inlining_end_inlining): Remove.
23557 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23558 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23559 end_inlining hooks.
23560 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23561 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23562 lhd_tree_inlining_end_inlining): Remove prototypes.
23563 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23564 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23565 LANG_HOOKS_TREE_INLINING_START_INLINING,
23566 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23568 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23571 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23574 * config/avr/predicates.md (io_address_operand): Delete predicate.
23575 (low_io_address_operand): Don't use 'mode' argument.
23576 (higth_io_address_operand): Rename ...
23577 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23578 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23581 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23583 Revert change removing staticp.
23585 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23588 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23591 2007-04-07 Bruce Korb <bkorb@gnu.org>
23593 * c.opt: Add -Wformat-contains-nul.
23594 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23596 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23597 the NUL byte warning.
23599 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23601 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23603 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23605 * tree.c (staticp): No longer use staticp langhook.
23606 * langhooks.c (lhd_staticp): Removed.
23607 * langhooks.h (struct lang_hooks): Remove staticp.
23608 * c-common.c (c_staticp): Remove.
23609 * c-common.h (c_staticp): Ditto.
23610 * langhooks-defs.h (lhd_staticp): Ditto.
23611 (LHD_HOOKS_STATICP): Ditto
23612 * tree.h (gcc_assert_lowered): New macro.
23614 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23616 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23617 argument "reliable".
23618 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23619 Add argument "reliable". Propagate it through calls.
23620 (infer_loop_bounds_from_undefined): Derive number of iterations
23621 estimates from references in blocks that do not dominate loop latch.
23622 (gcov_type_to_double_int): New function.
23623 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23624 and expected_loop_iterations_unbounded.
23625 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23626 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23627 * tree-data-ref.c (estimated_loop_iterations): Export.
23628 (get_references_in_stmt): Fix -- do not return addresses of local
23630 * cfgloop.h (expected_loop_iterations_unbounded,
23631 estimated_loop_iterations): Declare.
23633 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23635 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23637 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23639 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23640 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23641 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23642 Use output_387_reg_move().
23643 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23644 expander using X87MODEF12 mode macro.
23645 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23646 choosing register preferences. Use output_387_reg_move().
23647 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23648 instead of "x". Use output_387_reg_move().
23649 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23650 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23651 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23652 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23653 Use output_387_reg_move().
23654 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23656 (*truncxf?f_i387 splitter): Ditto.
23658 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23660 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23661 LANG_HOOKS_SAFE_FROM_P.
23662 * expr.c (safe_from_p): Remove langhook call.
23663 * langhooks.h (lang_hooks): Remove safe_from_p.
23664 (lhd_safe_from_p): Remove prototype.
23665 * langhooks.c (lhd_safe_from_p): Remove.
23667 2007-04-06 Jan Hubicka <jh@suse.cz>
23669 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23672 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23674 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23675 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23676 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23677 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23679 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23680 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23682 2007-04-05 Richard Henderson <rth@redhat.com>
23684 * config/alpha/alpha.c (print_operand) [+]: Remove.
23685 (alpha_end_function): Print nop if call at end of function.
23686 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23687 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23688 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23689 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23690 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23691 the call pattern. Update peepholes to match.
23693 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23695 * doc/extend.texi (Other Builtins): Add decimal float variants
23697 * builtins.def: Ditto.
23698 * builtins.c (expand_builtin): Ditto.
23700 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23701 H.J. Lu <hongjiu.lu@intel.com>
23704 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23705 of V8HImode when calling ix86_binary_operator_ok.
23706 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23707 (sdot_prodv8hi): Operands 1 and 2 must be register.
23709 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23711 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23712 initialize align to silence bogus warning.
23714 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23716 PR middle-end/22156
23717 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23719 (struct sra_walk_fns): Remove use_all parameter from use.
23720 (sra_hash_tree): Handle BIT_FIELD_REFs.
23721 (sra_elt_hash): Don't hash bitfld blocks.
23722 (sra_elt_eq): Skip them in parent compares as well. Handle
23724 (sra_walk_expr): Don't maintain or pass down use_all_p.
23725 (scan_use): Remove use_all parameter.
23726 (scalarize_use): Likewise. Re-expand assignment to
23727 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23728 output, and re-scalarize after output. Don't mark anything
23730 (scalarize_ldst): Adjust.
23731 (scalarize_walk_gimple_modify_statement): Likewise.
23732 (build_element_name_1): Handle BIT_FIELD_REFs.
23733 (instantiate_element): Don't warn for any element whose parent
23734 is used as a whole.
23735 (instantiate_missing_elements_1): Return the sra_elt.
23736 (canon_type_for_field): New.
23737 (try_instantiate_multiple_fields): New.
23738 (instantiate_missing_elemnts): Use them.
23739 (mark_no_warning): Removed.
23740 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23741 (REPLDUP, sra_build_elt_assignment): New.
23742 (generate_copy_inout): Use them.
23743 (generate_element_copy): Likewise. Handle bitfld differences.
23744 (generate_element_zero): Don't recurse for blocks. Use
23745 sra_build_elt_assignment.
23746 (generate_one_element_int): Take elt instead of var. Use
23747 sra_build_elt_assignment.
23748 (generate_element_init_1): Adjust.
23749 (scalarize_use, scalarize_copy): Use REPLDUP.
23750 (scalarize_ldst): Move assert before dereference.
23751 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23753 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23755 * regmove.c: Fix unused variable warnings due to previous commit.
23757 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23759 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23760 (regmove_bb_head): Remove.
23761 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23762 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23763 problems with fixup_match_1.
23764 Don't initialize/free regmove_bb_head.
23766 (reg_is_remote_constant_p): If an insn is in the same basic block
23767 but not before INSN, consider it remote, too.
23769 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23772 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23773 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23775 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23777 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23778 (CONDITIONAL_REGISTER_USAGE): Likewise.
23780 2007-04-04 Richard Henderson <rth@redhat.com>
23782 * config/alpha/lib1funcs.asm: Remove unused file.
23784 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23787 * opts.c (print_specific_help): Fix --help=<language>
23789 (common_handle_option): Support --help=common.
23791 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23794 * gcc.c (main): Do not run the linker if
23795 print_subprocess_help indicates that it shouldn't be
23798 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23801 * doc/invoke.texi (--help=): Document <languages> value, fix
23802 formatting in tables of values.
23804 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23806 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23807 dllimport attribute of virtual methods.
23809 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23811 * config/score/crti.asm: Change _bss_start to __bss_start.
23812 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23813 (OUTGOING_REG_PARM_STACK_SPACE) update.
23814 * config/score/score.opt: add options to make backend support
23815 score5, score5u, score7 and score7d.
23816 * config/score/score.md: Likewise.
23817 * config/score/misc.md: Likewise.
23818 * config/score/mac.md: Likewise.
23819 * doc/invoke.texi: Likewise.
23820 * doc/md.texi: update constraints define.
23822 2007-04-03 Richard Henderson <rth@redhat.com>
23824 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23825 an appropriate type, use the mode instead.
23827 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23829 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23830 Set the default --with-arch setting to mips2.
23831 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23832 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23833 (MULTILIB_OSDIRNAMES): Delete.
23834 (MULTILIB_DIRNAMES): Define.
23835 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23836 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23837 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23838 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23839 VXWORKS_OS_CPP_BUILTINS.
23840 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23841 (MIPS_DEBUGGING_INFO): Undefine.
23842 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23844 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23846 PR middle-end/30704
23847 * fold-const.c (native_encode_real): Encode real.c provided longs
23848 as a series of 32-bit native integers.
23849 (native_interpret_real): Interpret buffer as a series of 32-bit
23852 2007-04-03 Richard Guenther <rguenther@suse.de>
23854 * genpreds.c (write_insn_constraint_len): Write function
23855 optimized for CONSTRAINT_LEN implementation.
23856 (write_tm_preds_h): Output insn_constraint_len inline and
23857 use it for CONSTRAINT_LEN.
23858 (write_insn_preds_c): Don't output insn_constraint_len.
23859 * doc/md.texi (define_register_constraint): Document multi-letter
23860 constraints shall have the same length if they start with the same
23863 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23866 * config/i386/i386.md (isinf<mode>2): Expand only when
23867 TARGET_C99_FUNCTIONS is set.
23869 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23871 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23872 (x86_64-*-linux*): Ditto.
23873 * config/i386/i386.opt (mpc): New option.
23874 * config/i386/i386.c (overrride_options): Handle
23875 ix87_precision_string.
23876 * config/i386/crtprec.c: New file.
23877 * config/i386/t-crtpc: Ditto.
23878 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23879 and -mpc80 options.
23880 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23881 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23882 crtprec32.o, crtprec64.o and crtprec80.o.
23884 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23885 and -mpc80 options.
23886 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23888 2007-04-02 Eric Christopher <echristo@apple.com>
23890 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23891 limitations on darwin.
23893 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23896 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23898 2007-04-02 Dave Korn <dave.korn@artimi.com>
23900 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23902 2007-04-02 Dave Korn <dave.korn@artimi.com>
23904 * libgcc2.h (exception_descriptor): Don't forward-declare.
23905 (__get_eh_table_language, __get_eh_table_version): Delete
23906 prototypes of long-dead functions.
23908 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23910 * ebitmap.h: New file
23911 * ebitmap.c: New file
23912 * Makefile.in (ebitmap.o): New target.
23914 2007-04-01 Jan Hubicka <jh@suse.cz>
23916 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23917 before very first instruction.
23919 2007-04-01 Jan Hubicka <jh@suse.cz>
23921 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23922 waring on 64bit hosts.
23923 * bitmap.h: Fix typo in bitmap_head_def.
23925 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23927 PR rtl-optimization/31391
23928 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23929 into a DELETED_LABEL note, and the label is in an empty basic
23930 block, update BB_END as well as BB_HEAD.
23932 2007-04-01 Richard Henderson <rth@redhat.com>
23934 PR tree-optimization/31169
23935 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23936 to varying if the range is outside [0, prec-1].
23938 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23941 * config/mips/mips.md (load_const_gp): New insn.
23942 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23943 the MIPS16 GP pseudo register if no_new_pseudos.
23944 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23946 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23949 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23951 (call_value): Likewise.
23953 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23954 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23957 * doc/invoke.texi: (optimization options): Reword description
23958 of -ffast-math. Document its primary purpose.
23960 2007-03-31 Richard Guenther <rguenther@suse.de>
23962 * omp-low.c (splay-tree.h): Include.
23963 (lookup_decl): Replace splay-tree usage by pointer-map.
23964 (maybe_lookup_decl): Likewise.
23965 (new_omp_context): Likewise.
23966 (delete_omp_context): Likewise.
23967 * gimplify.c (splay-tree.h): Include.
23968 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23970 (remap_ssa_name): Likewise.
23971 (remap_decl): Likewise.
23972 (remap_type_1): Likewise.
23973 (remap_type): Likewise.
23974 (copy_body_r): Likewise.
23975 (expand_call_inline): Likewise.
23976 (clone_body): Likewise.
23977 (copy_tree_r): Likewise.
23978 (remap_save_expr): Likewise.
23979 (unsave_r): Likewise.
23980 (unsave_expr_now): Likewise.
23981 (tree_function_versioning): Likewise.
23982 (build_duplicate_type): Likewise.
23983 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23984 (struct copy_body_data): Replace splay-tree by pointer-map.
23985 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23986 not $(SPLAY_TREE_H).
23987 (gimplify.o): Depend on $(SPLAY_TREE_H).
23988 (omp-low.p): Likewise.
23990 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23992 * config/avr/predicates.md (even_register_operand,
23993 odd_register_operand): New predicates.
23994 * config/avr/avr.md (movw peephole2): New.
23995 (movw_r peephole2): New.
23997 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23999 * tree.h (get_signed_or_unsigned_type): New.
24000 * fold-const.c (operand_equal_for_comparison_p): Use
24001 get_signed_or_unsigned_type instead of
24002 lang_hooks.types.signed_or_unsigned_type.
24003 * expr.c (store_expr): Ditto.
24004 * langhooks.c (get_signed_or_unsigned_type): New.
24005 (lhd_signed_or_unsigned_type): New.
24006 * langhooks.h (lhd_signed_or_unsigned_type): New.
24007 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24009 2007-03-30 Richard Henderson <rth@redhat.com>
24011 * tree-ssa-loop-ivopts.c: Include target.h.
24012 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24013 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24014 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24015 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24017 2007-03-30 Richard Henderson <rth@redhat.com>
24018 Kai Tietz <kai.tietz@onevision.com>
24020 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24021 default for 64-bit.
24022 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24023 (TARGET_64BIT_MS_ABI): New.
24024 (DBX_REGISTER_NUMBER): Handle 64-bit.
24025 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24026 (LONG_TYPE_SIZE): Force to 32.
24027 (REG_PARM_STACK_SPACE): New.
24028 (OUTGOING_REG_PARM_STACK_SPACE): New.
24029 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24030 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24031 (STACK_BOUNDARY): Use 128 for 64-bit.
24032 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24033 Add 64-bit implementation.
24034 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24036 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24037 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24038 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24039 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24040 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24041 TARGET_64BIT_MS_ABI.
24042 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24043 (ix86_pass_by_reference): Likewise.
24044 (ix86_function_value_regno_p): Likewise.
24045 (ix86_build_builtin_va_list): Likewise.
24046 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24047 (function_arg_advance_ms_64): New.
24048 (function_arg_advance): Call it.
24049 (function_arg_ms_64): New.
24050 (function_arg): Call it.
24051 (function_value_ms_64): New.
24052 (ix86_function_value_1): Call it.
24053 (return_in_memory_ms_64): New.
24054 (ix86_return_in_memory): Call it.
24055 (setup_incoming_varargs_ms_64): New.
24056 (ix86_setup_incoming_varargs): Call it.
24057 (ix86_expand_prologue): Handle 64-bit stack probing.
24058 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24059 (output_pic_addr_const): Likewise.
24060 (x86_this_parameter): Likewise.
24061 (x86_output_mi_thunk): Likewise.
24062 (x86_function_profiler): Likewise.
24063 (TARGET_STRICT_ARGUMENT_NAMING): New.
24064 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24065 (TARGET_64BIT_MS_ABI): New.
24066 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24067 * config/i386/i386.md (allocate_stack_worker): Remove.
24068 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24069 describe the clobber of eax without a match_scratch.
24070 (allocate_stack_worker_postreload): Remove.
24071 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24072 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24073 (allocate_stack_worker_rex64_postreload): Remove.
24074 (allocate_stack): Handle 64-bit.
24075 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24076 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24077 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24078 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24079 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24080 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24081 * config.build (x86_64-*-mingw*): New host.
24082 * config.host (x86_64-*-mingw*): New host.
24083 * config.gcc (x86_64-*-mingw*): New target.
24084 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24086 2007-03-30 Richard Henderson <rth@redhat.com>
24087 Kai Tietz <kai.tietz@onevision.com>
24089 * c-pragma.c (struct def_pragma_macro_value): New.
24090 (struct def_pragma_macro): New.
24091 (pushed_macro_table): New.
24092 (dpm_hash, dpm_eq): New.
24093 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24094 (init_pragma): Install them.
24095 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24097 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24099 * config/avr/avr.c (avr_override_options): Clear
24100 'flag_delete_null_pointer_checks'.
24102 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24105 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24106 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24107 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24108 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24109 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24110 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24111 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24113 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24115 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24117 * regmove.c: Move all of pass_stack_adjustments from here...
24118 * combine-stack-adj.c: ...to this new file.
24119 * Makefile.in: Add rules for combine-stack-adj.o.
24121 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24123 PR tree-optimization/31383
24124 * tree-data-ref.c (affine_function_equal_p): Do not require the
24125 vectors to have the same length.
24127 2007-03-30 Jan Hubicka <jh@suse.cz>
24129 PR middle-end/30700
24130 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24131 availablility; add more sanity checking; ask varpool only about
24134 2007-03-29 Richard Henderson <rth@redhat.com>
24136 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24137 to decide, but __SIZEOF_LONG_LONG__.
24139 2007-03-29 Richard Henderson <rth@redhat.com>
24141 * emutls.c (struct __emutls_array): New.
24142 (emutls_destroy): Use it instead of casting element 0 from void*.
24143 (__emutls_get_address): Likewise.
24145 2007-03-29 Richard Henderson <rth@redhat.com>
24147 * varasm.c (initializer_constant_valid_p): Don't deny
24148 DECL_DLLIMPORT_P on functions.
24150 * config/i386/cygming.h: Remove function declarations.
24151 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24152 (ASM_OUTPUT_LABELREF): Remove.
24153 (COMMON_ASM_OP): Remove.
24154 (ASM_OUTPUT_COMMON): Remove.
24155 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24156 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24157 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24158 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24159 Rename from TARGET_ENCODE_SECTION_INFO.
24160 * config/i386/netware.h: Likewise.
24161 * config/i386/i386-protos.h: Update.
24162 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24163 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24164 (legitimate_constant_p): Reject dllimports.
24165 (dllimport_map, get_dllimport_decl): New.
24166 (legitimize_dllimport_symbol): New.
24167 (legitimize_address, ix86_expand_move): Use it.
24168 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24169 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24170 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24171 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24172 * config/i386/predicates.md (constant_call_address_operand): Only
24173 accept symbols; reject dllimport_p symbols.
24174 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24175 i386_pe_maybe_record_exported_symbol.
24176 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24177 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24178 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24179 trust the setting of DECL_DLLIMPORT_P.
24180 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24181 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24182 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24183 tidy the argument scanning loop.
24184 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24185 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24186 (i386_pe_strip_name_encoding): Remove.
24187 (i386_pe_binds_local_p): New.
24188 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24189 (i386_pe_output_labelref): Remove.
24190 (i386_pe_asm_output_aligned_decl_common): New.
24191 (i386_pe_maybe_record_exported_symbol): Rename from
24192 i386_pe_record_exported_symbol; check for dllexported symbols.
24194 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24196 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24197 add comment explaining why vsnprintf cannot be used.
24199 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24201 PR tree-optimization/30666
24202 * tree.c (build_complex_type): When creating type names for DWARF2
24203 debug info, create TYPE_DECLs for TYPE_NAME instead of
24205 (build_common_tree_nodes_2): Use build_complex_type when building
24206 predefined complex types, to preserve canonical types.
24208 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24210 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24211 (noce_get_alt_condition): Look at it to determine whether to
24212 reverse the condition or not.
24213 (noce_get_condition): Substitute the truth for lies.
24214 (noce_find_if_block): Set the then_else_reversed field.
24216 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24218 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24219 destination of this insn.
24220 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24221 than calling gen_rtx_SET directly. Use r0 to hold the value of
24222 'address + 4' rather than a stack based temporary which can be
24223 mis-optimized away.
24225 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24227 * config/s390/s390.c (s390_secondary_input_reload_class,
24228 s390_secondary_output_reload_class): Functions removed.
24229 (s390_secondary_reload): New function.
24230 (TARGET_SECONDARY_RELOAD): Target macro defined.
24231 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24232 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24233 * config/s390/s390.md ("reload_outti", "reload_outdi",
24234 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24235 "reload_out<mode>"): Expanders removed.
24236 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24237 "reload<mode>_nonoffmem_out"): Expanders added.
24239 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24241 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24242 action if SRC->DEST replacement failed anyway.
24244 2007-03-28 Mike Stump <mrs@apple.com>
24246 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24247 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24248 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24250 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24252 * config.gcc: Accept barcelona as a variant of amdfam10.
24253 * config/i386/i386.c (override_options): Likewise.
24254 * doc/invoke.texi: Likewise.
24256 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24258 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24259 offsets for BIT_FIELD_REF and COMPONENT_REF.
24261 2007-03-28 Richard Guenther <rguenther@suse.de>
24263 * tree.c (is_global_var): Move ...
24264 * tree-flow-inline.h (is_global_var): ... here.
24265 * tree.h (is_global_var): Remove declaration.
24267 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24269 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24271 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24272 * config/i386/i386.c (ix86_tune_features): Initialize new
24274 * config/i386/predicates.md (promotable_binary_operator): Use
24275 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24277 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24280 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24282 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24284 * config/fr30/fr30.md (movsi_internal): Change destination
24285 constraint from m to V and add m to the end.
24287 2007-03-28 Christian Bruel <christian.bruel@st.com>
24289 * config/sh/sh.md (movsi_i): Fix type attribute.
24291 2007-03-28 Christian Bruel <christian.bruel@st.com>
24293 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24294 (movsf_ie): Likewise.
24296 2007-03-28 Christian Bruel <christian.bruel@st.com>
24298 * config.gcc: Add sh4-300 to multilib.
24299 * config/sh/t-mlib-sh4-300: New file.
24301 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24303 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24304 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24305 fix_trunc<mode>di2.
24306 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24307 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24308 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24309 "fixuns_trunctddi2"): Whitespace fix.
24311 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24313 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24314 the definition of struct sh_args.
24315 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24316 CALL_COOKIE_INT_REG_GET): Likewise.
24318 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24320 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24321 transformations are applied successfully.
24323 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24325 * tree.c (tree_contains_struct): Permit 512 tree codes.
24326 * tree.h (tree_contains_struct): Ditto.
24327 (MAX_TREE_CODES): Ditto.
24328 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24329 SPARE member to store remaining padding bits.
24331 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24333 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24336 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24338 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24339 * configure: Regenerate.
24341 * configure: Regenerate using the correct version of autoconf.
24343 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24345 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24347 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24348 regs to "__SP_L__" and "__SP_H__".
24350 2007-03-27 Richard Guenther <rguenther@suse.de>
24352 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24353 computations with it with a HOST_WIDE_INT variable.
24355 2007-03-26 Mike Stump <mrs@apple.com>
24357 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24358 objective-c-header, objective-c++-header and objc++-cpp-output
24360 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24362 2007-03-26 Richard Henderson <rth@redhat.com>
24365 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24366 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24367 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24368 IX86_BUILTIN_PSRLQ128): New.
24369 (ix86_init_mmx_sse_builtins): Add them.
24370 (ix86_expand_builtin): Expand them.
24371 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24372 operand 2 be TImode.
24373 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24374 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24375 _mm_srli_epi64): Mark __B const.
24376 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24377 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24378 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24379 new two-vector shift builtins.
24381 2007-03-26 Ian Lance Taylor <iant@google.com>
24383 PR tree-optimization/31345
24384 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24385 [+INF, +INF(OVF)] into VARYING.
24387 2007-03-26 Zack Weinberg <zackw@panix.com>
24389 * gengtype-parse.c: New file.
24390 * gengtype-yacc.y: Delete.
24391 * gengtype-lex.l: Don't include gengtype-yacc.h.
24392 Define YY_DECL and yyterminate appropriately for recursive
24393 descent parser. yylval is now a string out-parameter to yylex.
24394 (HWS, EOID): New shorthand.
24395 (IWORD): Add a couple more types.
24396 (yylex): Add a setup stanza. Remove the complex rules for
24397 detecting GTY'ed types and typedefs; replace with simple
24398 keyword detectors. Adjust everything for the changed
24399 definition of yylval. Ignore all pp-directives, not just #define.
24401 (parse_file): Rename yybegin; do not call yyparse.
24403 * gengtype.c (xasprintf): Export again.
24404 (this_file): New. Use everywhere __FILE__ was being used.
24405 (get_lang_bitmap): Special case types defined in gengtype.c.
24406 (do_typedef, new_structure): Suppress definition of certain types.
24407 (new_structure): Improve diagnostics of duplicate definitions.
24408 Make sure location_s is associated with input.h.
24409 (nreverse_pairs, define_location_structures): New functions.
24410 (main): Improve tagging of kludge types. Remove old kludges
24411 for input.h types; use define_location_structures.
24412 * gengtype.h: Update prototypes. Define token codes here.
24413 * Makefile.in: Remove all references to gengtype-yacc.
24414 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24416 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24417 add GTY((skip)) to the field that's only conditionally there.
24418 * doc/install.texi: Document that Bison is no longer required
24419 unless building treelang.
24421 * gengtype.c: Don't include gtyp-gen.h.
24422 (srcdir): Declare here.
24423 (base_files, lang_dir_names): Allocate dynamically.
24424 (gt_files, num_gt_files, num_lang_dirs): New globals.
24425 (measure_input_list, read_input_line, read_input_list)
24426 (set_lang_bitmap): New functions.
24427 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24428 simplify, relying on read_input_list to set up the bitmaps.
24429 (main): Arguments are no longer unused. Check for correct number
24430 of command line arguments, set srcdir and srcdir_len, then call
24431 read_input_list, before doing anything else. No need to worry
24432 about duplicates in main loop.
24433 * configure.ac: Simplify the calculation of all_gtfiles.
24434 Put language tags in there. Don't set or substitute
24435 all_gtfiles_files_langs or all_gtfiles_files_frags.
24436 * Makefile.in: Revamp the way gengtype is invoked, now that it
24437 takes a file on its command line with a much simpler format.
24438 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24439 (GTFILES): Remove duplicates and C source files.
24440 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24441 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24442 * configure: Regenerate.
24444 * gengtype.h: Remove all type definitions to gengtype.c; leave
24445 only definitions of options_p, type_p, and pair_p as opaque
24446 pointers. Update prototypes.
24447 * gengtype.c: Many type definitions moved here from gengtype.h.
24448 Consolidate type definitions at the top of the file.
24449 (xvasprintf): Delete.
24450 (xasprintf): Make static.
24451 (create_nested_pointer_option): Add 'next' parameter.
24452 (create_field_all, create_field_at): New functions.
24453 (create_field): Now a thin wrapper around create_field_all.
24454 (create_optional_field): Rename create_optional_field_ and add
24455 line argument. Original name is now a macro which supplies
24457 (oprintf): Use vsnprintf directly.
24458 (close_output_files): Use fatal rather than perror/exit.
24459 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24460 (main): Set progname. Don't use exit.
24461 * gengtype-yacc.y (struct_fields): Use create_field_at.
24462 (option, optionseqopt): Delete.
24463 (optionseq): Consolidate productions from option here so we
24464 can use the first argument to create_option.
24466 * gengtype-lex.l: Distinguish unions from structures in the
24467 token type. Don't call find_structure; return the tag as a string.
24468 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24469 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24470 string. Reorganize typedef_struct production accordingly.
24471 Use create_nested_ptr_option.
24472 * gengtype.c (create_nested_ptr_option): New function.
24473 * gengtype.h: Declare it.
24475 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24476 (string_type): Don't declare.
24477 (do_scalar_typedef): Declare.
24478 (create_scalar_type): Update prototype.
24479 * gengtype.c (string_type): Make static.
24480 (scalar_nonchar, scalar_char): New.
24481 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24482 (resolve_typedef): Use scalar_nonchar for error recovery.
24483 (create_scalar_type): Remove name_len field. Return scalar_char
24484 or scalar_nonchar as appropriate.
24485 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24486 to use string_type.
24487 (throughout): Use scalar_nonchar instead of calling
24488 create_scalar_type, whenever possible.
24489 (main): Initialize scalar_char and scalar_nonchar before calling
24491 * gengtype-lex.l: Adjust for removal of second argument to
24492 create_scalar_type. Use yylval.s instead of yylval.t when
24494 * gengtype-yacc.y: Type of SCALAR is string. Call
24495 create_scalar_type from type:SCALAR rule. Adjust for removal of
24496 second argument to create_scalar_type.
24498 * vec.h: Remove all #if IN_GENGTYPE blocks.
24499 Add comment saying that changes may require adjustments to gengtype.
24500 * gengtype.c: Don't include coretypes.h or tm.h.
24501 Add comment to inclusion of errors.h.
24502 (note_def_vec, note_def_vec_alloc): New functions.
24503 * gengtype.h: Declare new functions.
24504 * gengtype-lex.l: Don't include coretypes.h.
24505 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24507 (update_lineno): Remove unnecessary prototype.
24508 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24509 (VEC rule): Just return VEC_TOKEN.
24510 * gengtype-yacc.y (VEC_TOKEN): New token type.
24511 (type): Add a production for VEC(a,b).
24512 * Makefile.in: Update dependencies.
24514 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24515 typedefs that use the old PARAMS macro.
24517 * gengtype-lex.l: Remove all rules and states relating to yacc
24519 * gengtype-yacc.y: Similarly.
24520 * gengtype.c (note_yacc_type): Delete function.
24521 * gengtype.h: Update prototypes.
24523 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24525 * tree-pretty-print.c (dump_generic_node): Report precision of
24526 unnamed integer types.
24528 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24530 * ifcvt.c (noce_try_store_flag_constants): Don't check
24531 no_new_pseudos here.
24532 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24533 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24534 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24535 noce_try_sign_mask): Likewise.
24536 (if_convert): Check no_new_pseudos here.
24538 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24540 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24541 (noce_get_condition): Handle new then_else_reversed argument.
24542 (noce_init_if_info): Remove, fold into noce_find_if_block.
24543 (noce_process_if_block): Take a struct noce_if_info as the
24544 argument. Don't set up one based on ce_if_info. Update pointer
24545 references accordingly.
24546 (cond_move_process_if_block): Likewise.
24547 (process_if_block): Removed.
24548 (find_if_block): Removed. Move functionality two new functions,
24549 noce_find_if_block and cond_exec_find_if_block.
24550 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24551 blocks and the symmetric IF-ELSE-JOIN case.
24552 (cond_exec_find_if_block): Also new function mostly based on old
24553 find_if_block and process_if_block.
24554 (find_if_header): Replace find_if_block call with separately
24555 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24556 (find_cond_trap): Update noce_get_condition call.
24557 (dead_or_predicable): Likewise.
24559 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24561 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24563 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24564 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24565 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24566 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24567 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24568 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24569 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24570 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24571 __builtin_ia32_psrad128 builtins.
24573 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24575 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24576 * config/i386/constraints.md
24577 (define_constraint "I"): Use IN_RANGE macro.
24578 (define_constraint "J"): Ditto.
24579 (define_constraint "K"): Ditto.
24580 (define_constraint "M"): Ditto.
24581 (define_constraint "N"): Ditto.
24582 (define_constraint "O"): Ditto.
24583 * config/i386/predicates.md
24584 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24585 (define_predicate "const_0_to_3_operand"): Ditto.
24586 (define_predicate "const_0_to_7_operand"): Ditto.
24587 (define_predicate "const_0_to_15_operand"): Ditto.
24588 (define_predicate "const_0_to_63_operand"): Ditto.
24589 (define_predicate "const_0_to_255_operand"): Ditto.
24590 (define_predicate "const_1_to_31_operand"): Ditto.
24591 (define_predicate "const_2_to_3_operand"): Ditto.
24592 (define_predicate "const_4_to_7_operand"): Ditto.
24594 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24596 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24597 in SImode for save_world.
24598 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24601 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24603 PR tree-optimization/30784
24604 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24607 2007-03-25 Revital Eres <eres@il.ibm.com>
24609 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24610 Fold movement_possibility function into it.
24612 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24614 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24615 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24616 (call_indirect_nonlocal_darwin64): Same.
24617 (call_nonlocal_darwin64): Same.
24618 (call_value_indirect_nonlocal_darwin64): Same.
24619 (call_value_nonlocal_darwin64): Same.
24620 (sibcall_nonlocal_darwin64): Same.
24621 (sibcall_value_nonlocal_darwin64): Same.
24622 (sibcall_symbolic_64): Same.
24623 (sibcall_value_symbolic_64): Same.
24624 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24626 (rs6000_emit_load_toc_table): Same.
24627 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24628 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24630 (divss_call): Same.
24631 (divus_call): Same.
24632 (quoss_call): Same.
24633 (quous_call): Same.
24634 (load_toc_v4_pic_si): Same
24635 (load_toc_v4_PIC_1): Same.
24636 (load_toc_v4_PIC_1b): Same.
24637 (call_indirect_aix{32,64}): Same.
24638 (call_value_indirect_aix{32,64}): Same.
24640 (call_value): Same.
24641 (call_local{32,64}): Same.
24642 (call_value_local{32,64}): Same.
24643 (call_indirect_nonlocal_aix{32,64}): Same.
24644 (call_nonlocal_aix{32,64}): Same.
24645 (call_value_indirect_nonlocal_aix{32,64}): Same.
24646 (call_value_nonlocal_aix{32,64}): Same.
24647 (call_indirect_nonlocal_sysv<mode>): Same.
24648 (call_nonlocal_sysv<mode>): Same.
24649 (call_value_indirect_nonlocal_sysv<mode>): Same.
24650 (call_value_nonlocal_sysv<mode>): Same.
24652 (sibcall_local{32,64}): Same.
24653 (sibcall_value_local{32,64}): Same.
24654 (sibcall_nonlocal_aix{32,64}): Same.
24655 (sibcall_value_nonlocal_aix{32,64}): Same.
24656 (sibcall_nonlocal_sysv<mode>): Same.
24657 (sibcall_value): Same.
24658 (sibcall_value_nonlocal_sysv<mode>): Same.
24660 2007-03-24 Paul Brook <paul@codesourcery.com>
24662 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24663 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24665 2007-03-24 Richard Henderson <rth@redhat.com>
24667 * config/ia64/constraints.md: New file.
24668 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24669 satisfies_constraint_?.
24670 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24671 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24672 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24673 ia64_output_mi_thunk): Likewise.
24674 (ia64_const_ok_for_letter_p): Remove.
24675 (ia64_const_double_ok_for_letter_p): Remove.
24676 (ia64_extra_constraint): Remove.
24677 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24678 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24679 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24680 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24681 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24682 EXTRA_MEMORY_CONSTRAINT): Remove.
24683 * config/ia64/ia64.md: Include constriants.md. Replace
24684 CONST_OK_FOR_? with satisfies_constraint_?.
24686 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24687 H.J. Lu <hongjiu.lu@intel.com>
24689 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24691 (name macros): Use DPD_BID_NAME to convert names properly.
24693 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24694 decimal floating point format.
24695 (init_floating_libfuncs): Change decimal functions so that they
24696 have a "bid_" prefix if the decimal system uses the BID format,
24697 and "dpd_" prefix if the decimal system uses the DPD format.
24698 (init_interclass_conv_libfuncs): Ditto.
24699 (init_intraclass_conv_libfuncs): Ditto.
24701 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24702 using the BID format.
24704 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24705 whether we are using the BID decimal format.
24706 * configure: Regenerate.
24708 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24709 the compiler has decimal floating point enabled. Define
24710 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24713 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24714 using the BID format.
24716 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24717 whether we are using the BID decimal format.
24718 * configure: Regenerate.
24720 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24721 the compiler has decimal floating point enabled. Define
24722 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24725 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24726 options, and that it is enabled for i386/x86_64 systems.
24728 * Makefile.in (enable_decimal_float): New.
24730 (DECNUMINC): Add -I$(DECNUMFMT).
24731 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24732 to $(DECNUMFMT) from $(DECNUM).
24734 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24735 Substitute enable_decimal_float.
24736 * configure: Regenerated.
24739 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24742 * configure.ac: Enable decimal float for x86_64-*-linux*.
24743 * configure: Regenerated.
24746 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24747 decimal128ClearSign to flip and clear the sign bit in decimal128.
24748 (decimal_real_maxval): Set decimal128SetSign to set the sign
24751 2007-03-23 Ian Lance Taylor <iant@google.com>
24753 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24755 2007-03-23 Ian Lance Taylor <iant@google.com>
24757 * tree-dump.c (dump_files): Correct comment.
24759 2007-03-23 Ian Lance Taylor <iant@google.com>
24761 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24763 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24765 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24766 in cfglayout mode. Don't go into and out of cfglayout mode.
24767 Link the blocks in the order of the constructed traces.
24768 (rest_of_handle_tracer): Adjust call to tracer.
24769 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24770 Don't go into cfglayout mode.
24771 (rtl_loop_done): Don't go out of cfglayout mode.
24772 * cfglayout.c (relink_block_chain): New function, split out from...
24773 (fixup_reorder_chain): ...here. Remove redundant checking.
24774 (cfg_layout_finalize): Don't clear the header, footer, and aux
24775 fields here, move the code to do so to relink_block_chain. Likewise
24776 for free_original_copy_tables.
24777 * rtl.h (tracer): Update prototype.
24778 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24779 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24780 mode. Use relink_block_chain to serialize the CFG according to the
24781 new basic block order. Move targetm.cannot_modify_jumps_p check from
24783 (gate_handle_reorder_blocks): ...to here.
24784 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24786 (gate_duplicate_computed_gotos): ...to here.
24787 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24788 something always changes when going into and out of cfglayout mode.
24789 Perform an expensive cfg cleanup while going into cfglayout mode.
24790 Always update liveness information on HAVE_conditional_execution
24791 targets. Reserialize the basic blocks and go out of cfglayout mode.
24792 * reg-stack.c: Include cfglayout.h.
24793 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24794 the call to reorder_basic_blocks.
24795 * basic-block.h (reorder_basic_blocks): Update prototype.
24796 (relink_block_chain): New prototype.
24797 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24799 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24801 * config/mips/mips.md (type, hazard, *movdi_32bit,
24802 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24803 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24804 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24805 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24806 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24808 (movcc): Change first xfer to multi.
24809 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24810 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24811 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24812 config/mips/generic.md: Change reservations using "xfer" to use
24814 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24815 using match_operand.
24816 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24817 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24819 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24821 2007-03-22 Richard Henderson <rth@redhat.com>
24823 * config/i386/i386.c: Remove unnecessary function declarations.
24824 Move targetm definition, and all related macros, to the end of
24825 the file. Resort some functions to put definitions before uses.
24826 (ix86_attribute_table): Make static. Move to end of file.
24827 (ix86_gimplify_va_arg): Make static.
24829 2007-03-22 Richard Henderson <rth@redhat.com>
24831 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24832 don't increase local_regparm with force_align_arg_pointer check.
24833 (ix86_function_sseregparm): Assert 32-bit.
24834 (type_has_variadic_args_p): New.
24835 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24836 type_has_variadic_args_p.
24837 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24838 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24839 use memset instead. Do maybe_vaarg check first; skip attribute
24840 tests if true; skip attribute tests for 64-bit.
24841 (construct_container): Remove TARGET_DEBUG_ARG.
24842 (function_arg_advance_32, function_arg_advance_64): Split out ...
24843 (function_arg_advance): ... from here.
24844 (function_arg_32, function_arg_64): Split out ...
24845 (function_arg): ... from here.
24846 (ix86_pass_by_reference): Tidy.
24847 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24848 (function_value_32): New, from parts of ix86_function_value
24849 and ix86_value_regno.
24850 (function_value_64): New, from parts of ix86_function_value
24851 and ix86_libcall_value.
24852 (ix86_function_value_1): New.
24853 (ix86_function_value, ix86_libcall_value): Use it.
24854 (return_in_memory_32, return_in_memory_64): Split out ...
24855 (ix86_return_in_memory): ... from here.
24856 (ix86_struct_value_rtx): Skip for 64-bit.
24857 (ix86_libcall_value, ix86_value_regno): Remove.
24858 (setup_incoming_varargs_64): Split out ...
24859 (ix86_setup_incoming_varargs): ... from here.
24860 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24861 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24862 * config/i386/i386-protos.h (ix86_function_value): Remove.
24863 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24865 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24868 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24869 infinities not supported, otherwise emit warning if -Woverflow. On
24870 underflow, emit warning if -Woverflow.
24871 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24873 * real.h (real_from_string): Update declaration
24875 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24876 Richard Henderson <rth@redhat.com>
24878 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24879 * calls.c (compute_argument_block_size, expand_call,
24880 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24881 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24882 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24883 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24884 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24885 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24886 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24887 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24890 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24892 * c-incpath.c (add_sysroot_to_chain): New.
24893 (merge_include_chains): Add sysroot argument. Call
24894 add_sysroot_to_chain if sysrooted.
24895 (register_include_chains): Update call to merge_include_chains.
24896 * doc/cppopts.texi: Document use of '=' in include directory
24899 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24901 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24902 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24903 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24904 insn pattern using X87MODEF12 mode macro.
24906 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24908 * regmove.c (regmove_optimize): Use reg_mentioned_p
24909 instead of reg_overlap_mentioned_p for DST.
24911 2007-03-21 Mike Stump <mrs@apple.com>
24913 * c.opt: Fixup for Objective-C/C++.
24915 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24917 * explow.c (convert_memory_address): Fold memory reference when
24918 POINTERS_EXTEND_UNSIGNED < 0
24920 2007-03-21 Richard Henderson <rth@redhat.com>
24923 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24924 * config/i386/mmintrin.h (__m64): Likewise.
24925 * config/i386/xmmintrin.h (__m128): Likewise.
24927 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24929 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24930 (VXWORKS_OS_CPP_BUILTINS): Define.
24931 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24932 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24934 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24936 * rtl.h (constant_pool_reference_p): Delete.
24937 (find_constant_src): Declare.
24938 * rtlanal.c (find_constant_src): New function.
24939 * simplify-rtx.c (constant_pool_reference_p): Delete.
24940 * config/i386/i386.md: Use find_constant_src instead of
24941 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24943 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24945 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24946 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24948 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24950 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24951 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24952 (arm_elf_asm_constructor): Use it.
24953 (arm_elf_asm_destructor): New function.
24955 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24957 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24959 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24961 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24963 2007-03-19 Andrew Haley <aph@redhat.com>
24965 PR tree-optimization/31264
24966 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24967 VIEW_CONVERT_EXPRs.
24969 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24971 PR rtl-optimization/30907
24972 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24973 (fwprop_init): Always call loop_optimizer_initialize.
24974 (fwprop_done): Always call loop_optimizer_finalize.
24975 (fwprop): We always have loop info now.
24976 (gate_fwprop_addr): Remove.
24977 (pass_fwprop_addr): Use gate_fwprop as gate.
24979 PR rtl-optimization/30841
24980 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24981 df_chain_alloc): Call df_reorganize_refs unconditionally.
24982 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24983 refs_organized to refs_organized_size.
24984 (df_ref_create_structure): Use refs_organized_size instead of
24985 bitmap_size if refs had been organized, and keep refs_organized_size
24987 * df.h (struct df_ref_info): Change refs_organized to
24988 refs_organized_size.
24989 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24992 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24994 * except.c (output_function_exception_table): Do not reference the
24995 EH personality routine for functions that do not require an
24998 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25001 * c-typeck.c (convert_for_assignment): Call comptypes for
25002 RECORD_TYPE or UNION_TYPE.
25004 PR inline-asm/30505
25005 * reload1.c (reload): Do invalid ASM checking after
25006 cleanup_subreg_operands.
25008 2007-03-19 Jeff Law <law@redhat.com>
25010 * tree-cfg.c (find_taken_edge): Tighten conditions for
25011 optimizing computed gotos.
25013 2007-03-19 Michael Matz <matz@suse.de>
25015 * builtins.c (expand_builtin_sync_operation,
25016 expand_builtin_compare_and_swap,
25017 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25020 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25021 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25024 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25026 * doc/tm.texi: Add brackets around the return type of
25027 TARGET_SECONDARY_RELOAD.
25029 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25030 Richard Guenther <rguenther@suse.de>
25032 PR tree-optimization/31254
25033 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25034 Use handled_component_p () where appropriate. Continue
25035 propagating into the rhs if we propagated into an INDIRECT_REF
25038 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25040 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25041 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25042 (xde, xdee): Mode attributes adjusted to support DFP modes.
25043 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25044 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25045 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25046 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25047 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25048 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25049 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25051 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25052 "movsf"): Insn definitions removed.
25053 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25054 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25055 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25057 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25058 "reload_in<mode>", "reload_out<mode>"): Expander added.
25059 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25062 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25064 * config/s390/s390.md: Only non-functional changes. Renamed
25065 FPR mode macro to BFP all over the file.
25067 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25069 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25070 (op_type attribute): RRF instruction type added.
25071 (fT0): New mode attribute.
25072 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25073 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25074 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25075 instruction no secondary memory is needed when moving DFmode values
25076 between GPRs and FPRs.
25078 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25080 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25081 inverted and documentation adjusted.
25082 ("mhard-dfp", "msoft-dfp"): New options.
25083 * config/s390/s390.c (s390_handle_arch_option): New architecture
25085 (override_options): Sanity checks for the new options added.
25086 * config.gcc: New architecture switch: z9-ec.
25087 * config/s390/s390.h (processor_flags): PF_DFP added.
25088 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25089 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25090 when the bit is NOT set so remove it from the defaults.
25092 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25094 * genemit.c (main): Print include statement for dfp.h.
25095 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25098 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25100 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25102 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25105 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25106 instead of PATTERN.
25108 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25110 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25111 attr_length_call, output_call, output_indirect_call): Cleanup
25112 formatting of targetm calls.
25114 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25116 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25118 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25120 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25121 reservation, bypass and anti-bypass descriptions for these
25122 instructions. Update move patterns.
25123 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25126 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25128 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25129 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25130 (get_initial_def_for_reduction): Likewise.
25132 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25134 Fix PR tree-optimization/29922
25135 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25136 (get_representative): Removed.
25137 (value_dies_in_block_x): Update for rvuse removal.
25138 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25139 (compute_antic_aux): Handle when PHI nodes appear in
25140 non-single-successors.
25141 (dump_bitmap_of_names): Removed.
25142 (compute_antic_safe): Renamed and removed rvuse calculation.
25143 Calculate only antic safe.
25144 (insert_into_preds_of_block): Remove assert.
25145 (execute_pre): Update for renamed functions.
25146 (defer_or_phi_translate_block): New function.
25148 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25150 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25151 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25153 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25154 Follow spelling conventions.
25156 * tree-data-ref.h: Remove the prototype for analyze_array.
25158 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25160 PR tree-optimization/31041
25161 * tree-vect-transform.c (get_initial_def_for_induction): Call
25162 force_gimple_operand.
25164 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25166 * ipa-type-escape.c (look_for_casts) : Revert code to use
25167 handled_component_p due to ada test a-numaux.adb.
25169 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25171 * final.c (final_scan_insn): Alter the condition of a
25172 conditional trap if we have nonstandard CC.
25174 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25176 * configure.ac: Remove excess quoting from asm line 0 test.
25177 * configure: Rebuilt.
25179 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25181 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25182 * c-common.c (convert_and_check): Move warning logic to...
25183 (warnings_for_convert_and_check): ...here. Define.
25184 * c-common.h (warnings_for_convert_and_check): Declare.
25186 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25188 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25189 (output_call): Likewise.
25191 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25193 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25195 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25197 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25199 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25201 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25202 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25204 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25206 PR tree-optimization/31183
25207 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25208 Use double_int instead of unsigned int for representing access_strides.
25209 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25211 2007-03-16 Richard Guenther <rguenther@suse.de>
25213 PR tree-optimization/31146
25214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25215 to allow recursion of forward_propagate_addr_expr.
25216 (forward_propagate_addr_into_variable_array_index): Likewise.
25217 (forward_propagate_addr_expr): Likewise.
25218 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25219 (forward_propagate_addr_expr_1): Recurse on simple copies
25220 instead of propagating into them. Do so for useless conversions
25222 (forward_propagate_addr_expr): Clean up unused statements after
25225 2007-03-16 Richard Guenther <rguenther@suse.de>
25227 * builtins.c (expand_builtin_cexpi): Use the right argument
25228 for the expansion via cexp.
25230 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25232 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25233 * configure: Rebuilt.
25235 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25238 * dwarf2out.c (force_type_die): Adjust comment.
25239 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25241 2007-03-15 DJ Delorie <dj@redhat.com>
25243 * config/frv/predicates.md (minmax_operator): Don't check operands
25246 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25248 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25249 Update constant estimates of number of iterations.
25250 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25251 argument renamed to "realistic".
25252 (compute_estimated_nb_iterations): Removed.
25253 (record_niter_bound): New function.
25254 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25255 call record_nonwrapping_iv with upper = false.
25256 (infer_loop_bounds_from_signedness): Pass upper argument to
25257 record_nonwrapping_iv.
25258 (estimate_numbers_of_iterations_loop): Do not call
25259 compute_estimated_nb_iterations. Record estimate based on profile
25260 information. Initialize the constant estimates of number of
25262 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25264 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25265 number of iterations is too small.
25266 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25267 (EST_NOT_AVAILABLE): Removed.
25268 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25269 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25272 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25274 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25275 Handle NE_EXPR guards.
25277 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25280 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25281 Set also -pedantic-errors by default for the preprocessor unless
25282 -fpermissive is given.
25284 2007-03-15 Richard Guenther <rguenther@suse.de>
25286 PR middle-end/29719
25287 PR middle-end/31161
25288 * builtins.c (expand_builtin_cexpi): As a fallback if we
25289 don't have builtins for sincos or cexp create a function
25290 declaration for cexp and expand to a call to that.
25291 (expand_builtin_int_roundingfn): Always fall
25292 back to floor/ceil and its variants even if they may be
25295 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25297 PR middle-end/31159
25298 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25299 jump tables, move the call to delete_dead_jumptables from here...
25300 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25301 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25302 don't allow merging of blocks that try_redirect_by_replacing_jump
25303 also does not handle when not optimizing.
25305 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25306 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25308 * config/i386/i386.md (x86_sahf_1): Correctly handle
25311 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25314 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25315 x86_64_general_operand as operand[2] predicate. Remove "iF"
25316 from operand constraints and use "e" constraint instead.
25317 (*subti3_1, *subti3_1 splitter): Ditto.
25318 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25319 operand[1] predicate.
25321 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25323 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25324 arrays, multiply the access strides by the size of the sub-array.
25325 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25327 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25329 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25330 the configured assembler supports the sahf mnemonic.
25331 * configure: Regenerate.
25332 * config.in: Regenerate.
25334 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25335 emit "sahf" or ".byte\t0x9e" as asm template.
25337 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25340 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25341 option to replace hard coded TARGET_xxx in md file.
25342 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25343 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25344 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25345 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25346 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25347 (X86_TUNE_NOT_VECTORMODE): Ditto.
25348 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25349 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25350 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25351 (TUNE_SLOW_IMUL_IMM8): Ditto.
25352 (TUNE_MOVE_M1_VIA_OR): Ditto.
25353 (TUNE_NOT_UNPAIRABLE): Ditto.
25354 (TUNE_NOT_VECTORMODE): Ditto.
25356 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25359 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25360 tuning options instead of hard coded TARGET_xxx.
25361 (fix ssemode peephole2's): Ditto.
25362 (imul peephole2's): Ditto.
25364 (movdi_or_rex64): Ditto.
25365 (move peephole2): Ditto.
25366 (not peephole2's): Ditto.
25368 2007-03-14 Dirk Mueller <dmueller@suse.de>
25370 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25371 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25372 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25374 * c-parser.c (c_parser_do_statement): Warn about empty body in
25375 do/while statement.
25376 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25377 * doc/invoke.texi (-Wempty-body): Update documentation.
25379 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25382 * c-common.h (warn_for_div_by_zero): Declare.
25383 * c-common.c (warn_for_div_by_zero): Define.
25384 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25387 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25389 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25390 to PREFIX and STANDARD_PREFIX.
25392 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25393 Phil Edwards <phil@codesourcery.com>
25395 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25396 (__gthread_once_t): Remove busy field for RTPs.
25397 (__GTHREAD_ONCE_INIT): Update accordingly.
25399 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25401 * doc/invoke.texi: Document VxWorks options.
25403 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25405 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25407 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25409 PR tree-optimization/30590
25410 * tree-nrv.c (tree_nrv): Check for the partial update of the
25413 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25415 * flags.h (flag_random_seed): Remove declaration, in favor of...
25416 * toplev.h (get_random_seed, set_random_seed): ... these.
25417 * tree.c (get_file_function_name): Use the former.
25418 * opts.c (common_handle_option): Use the latter.
25421 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25423 PR middle-end/31127
25424 * cse.c (cse_find_path): Do not bail out if a basic block that
25425 we already visited now becomes part of a path that starts at a
25426 different basic block. Just disallow this, to make sure we
25427 visit each basic block at most once.
25429 2007-03-13 Jan Hubicka <jh@suse.cz>
25431 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25432 attributes, when profile esitmate is present, calls with very low
25433 frequency are cold.
25435 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25437 PR tree-optimization/30730
25438 PR tree-optimization/26900
25439 * tree-ssa-loop-niter.c: Include gmp.h.
25440 (bounds): New type.
25441 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25442 split_to_var_and_offset, determine_value_range,
25443 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25444 bound_difference, bounds_add, bounds_negate,
25445 number_of_iterations_ne_max, dump_affine_iv): New functions.
25446 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25447 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25448 difference of initial and final value of control iv to validate
25450 (number_of_iterations_cond): Add loop parameter. Determine bounds
25451 on the difference of the extremes of the control iv. Add dumps.
25452 (expand_simple_operations): Handle phi nodes.
25453 (simplify_using_initial_conditions): Do not record used conditions.
25454 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25455 Do not set additional_info.
25456 (implies_nonnegative_p, implies_ge_p): Removed.
25457 (derive_constant_upper_bound): Do not use parameter `additional'.
25458 (record_estimate): Parameter `additional' removed. Parameter
25459 `i_bound' added. Do not call derive_constant_upper_bound.
25460 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25461 bound the number of iterations estimate.
25462 (estimate_numbers_of_iterations_loop): Pass the estimate from
25463 the number of iterations analysis to record_estimate.
25464 * tree.h (multiple_of_p): Declare.
25465 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25466 (scev_const_prop): Do not check expression_expensive_p.
25467 * fold-const.c (multiple_of_p): Exported.
25468 * double-int.c (double_int_mask): Exported.
25469 * double-int.h (double_int_mask): Declare.
25470 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25471 field. Added max field.
25473 2007-03-13 David Taylor <taylor@candd.org>
25476 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25479 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25482 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25483 two unamed patterns.
25485 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25487 * config/i386/i386.opt (mcx16, msahf): New options.
25488 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25489 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25491 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25492 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25493 Output -mcx16 and -msahf options when corresponding bit is set.
25495 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25496 and -msahf options.
25498 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25500 * configure.ac: Test for assembler tolerance to # 0 "".
25501 * configure, config.in: Rebuilt.
25502 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25504 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25506 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25508 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25509 (handle_syscall): Handle direct system calls.
25510 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25512 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25514 * doc/invoke.texi: Fix cpp.info cross-reference.
25515 * doc/passes.texi: Fix gcc.info cross-reference.
25517 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25519 PR tree-optimization/30835
25520 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25521 bb_for_stmt is not NULL before accessing it.
25523 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25525 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25528 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25531 * doc/install.texi: Document --enable-stage1-languages
25533 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25535 * tree-pass.h (pass_into_cfg_layout_mode,
25536 pass_outof_cfg_layout_mode): Declare.
25537 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25538 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25539 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25540 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25542 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25544 * c-decl.c (warn_variable_length_array): New function.
25545 Refactored from grokdeclarator to handle warn_vla
25546 and handle unnamed array case.
25547 (grokdeclarator): Refactored VLA warning case.
25548 * c.opt (Wvla): New flag.
25549 * doc/invoke.texi (Wvla): New warning.
25551 2007-03-12 Richard Henderson <rth@redhat.com>
25553 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25554 (TARGET_SECTION_TYPE_FLAGS): New.
25556 2007-03-12 Richard Henderson <rth@redhat.com>
25558 * config/darwin.c (machopic_reloc_rw_mask): New.
25559 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25560 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25562 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25564 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25565 * cppdefault.h (cpp_PREFIX): Document.
25566 (cpp_PREFIX_len): Likewise.
25567 (cpp_EXEC_PREFIX): New variable.
25568 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25569 * c-incpath.c (add_standard_paths): Correct logic for relocating
25570 paths within prefix.
25572 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25574 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25575 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25577 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25578 fix_truncdfdi_sse using SSEMODEF mode macro.
25579 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25580 fix_truncdfsi_sse using SSEMODEF mode macro.
25581 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25582 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25584 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25586 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25587 elfos.h to tm_file.
25589 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25591 * tree.h : Add multiple_of_p declaration.
25592 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25593 * ipa-type-escape.c (results_of_malloc): Redundant.
25594 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25595 (cast_type): Extended with new members.
25596 (check_cast): Returns cast_type.
25597 (cast): New structure for data of walk_use_def_chains.
25598 (is_malloc_result, is_cast_from_non_pointer_1,
25599 is_cast_from_non_pointer,
25600 is_array_access_through_pointer_and_index): New functions.
25601 (look_for_casts): Returns cast types.
25602 (check_call): Returns void.
25603 (okay_pointer_operation): Use support of pointer plus index,
25604 pointer plus constant and allow all multiplications.
25606 2007-03-11 Richard Guenther <rguenther@suse.de>
25608 PR tree-optimization/31115
25609 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25610 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25611 A shift count of zero is not special as with *_DIV_EXPR.
25612 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25615 2007-03-11 Ian Lance Taylor <iant@google.com>
25617 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25618 the *_DIV_EXPR codes correctly with overflow infinities.
25620 2007-03-11 Ira Rosen <irar@il.ibm.com>
25622 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25623 indicate success/failure of the analysis. Add negation to subtrahend
25624 in case of subtraction. Fail if both operands contain constants.
25625 (create_data_ref): Fail if analyze_offset fails.
25627 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25629 * config/i386/i386.md (frndintxf2): Rename to ...
25630 (rintxf2): ... this. Remove expander having same name.
25631 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25632 (roundsf2, rounddf2): Ditto.
25633 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25634 (lround<mode>di2, lround<mode>si2): Ditto.
25636 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25638 * lower-subreg.c: Include except.h.
25639 (decompose_multiword_subregs): Verify that the only control flow
25640 insns we can split are loads to multi-words pseudos.
25641 Handle breaking such blocks after splitting, instead of calling
25642 find_many_sub_basic_blocks.
25644 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25645 on the new basic block. Add a lengthy comment explaining why we
25646 thought this was necessary.
25647 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25649 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25652 * tree.c (walk_type_fields): Recurse into the element type of
25653 ARRAY_TYPEs if there is a pointer set.
25655 2007-03-10 Dirk Mueller <dmueller@suse.de>
25657 * c-common.c (warn_logical_operator): Fix condition.
25659 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25661 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25663 * config/darwin.c (machopic_select_section): Remove superfluous
25664 argument in call to categorize_decl_for_section. Remove unused
25667 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25669 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25671 * configure: Regenerate.
25673 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25676 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25677 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25678 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25679 Add LABEL_NUSES to emitted label.
25680 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25681 branch probability value to emitted jump insn.
25682 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25683 Do not check life information and do not re-arrange input operands
25684 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25686 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25688 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25689 the change of decode_asm_operands.
25691 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25693 * mode-switching.c (create_pre_exit): Skip blockage insn.
25695 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25697 * tree-pass.h (TODO_update_smt_usage): Remove.
25699 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25703 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25705 * pa.c (attr_length_call): Revise condition for long
25706 pc-relative branch.
25707 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25708 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25709 sequence on SOM target.
25711 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25713 * gcc.c: Document %{, in big comment at top.
25714 (input_suffix_matches): Remove special handling for .s and
25716 (input_spec_matches): New.
25717 (handle_braces): Handle %{,.
25718 (validate_switches): ',' indicates a value which is not a switch.
25719 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25720 to detect assembler input.
25721 * config/i386/sol2.h (CPP_SPEC): Likewise.
25722 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25723 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25724 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25725 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25726 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25727 -m64 causes deployment target to default to 10.5.
25728 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25730 2007-03-09 Richard Henderson <rth@redhat.com>
25733 * target.h (targetm.asm.out.reloc_rw_mask): New.
25734 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25735 (TARGET_ASM_OUT): Use it.
25736 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25737 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25738 use the new reloc_rw_mask target hook instead.
25739 (default_section_type_flags_1): Merge into...
25740 (default_section_type_flags): ... here.
25741 (decl_readonly_section_1): Merge into...
25742 (decl_readonly_section): ... here.
25743 (default_elf_select_section_1): Merge into...
25744 (default_elf_select_section): ... here.
25745 (default_unique_section_1): Merge into...
25746 (default_unique_section): ... here.
25747 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25748 (default_select_rtx_section): Use it.
25749 (default_elf_select_rtx_section): Likewise.
25750 * output.h: Update to match.
25751 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25752 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25753 (TARGET_ASM_RELOC_RW_MASK): New.
25754 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25755 to categorize_decl_for_section.
25756 (x86_64_elf_unique_section): Likewise.
25757 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25758 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25759 (TARGET_ASM_RELOC_RW_MASK): New.
25760 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25761 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25762 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25763 (TARGET_RWRELOC): Remove.
25764 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25765 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25766 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25767 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25768 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25769 (rs6000_xcoff_select_section): Use decl_readonly_section.
25770 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25771 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25772 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25773 (TARGET_SECTION_TYPE_FLAGS): Remove.
25774 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25776 2007-03-09 Roger Sayle <roger@eyesopen.com>
25778 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25779 complex constant equality/inequality comparisons for here.
25780 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25781 known at compile-time or can be simplified to a scalar comparison.
25782 (fold_relational_const): Move compile-time evaluation of complex
25783 constant equality/inequality comparisons to here.
25785 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25787 PR rtl-optimization/30643
25788 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25790 (fold_rtx): Recurse, like before 2006-11-03.
25792 2007-03-09 DJ Delorie <dj@redhat.com>
25794 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25797 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25799 PR tree-optimization/30375
25800 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25801 LHS of statements is not the same.
25802 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25804 2007-03-09 Chao-ying Fu <fu@mips.com>
25806 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25808 * doc/invoke.texi (-mdspr2): Document new option.
25809 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25810 New unspec for DSP REV 2.
25811 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25812 these instructions are extended in DSP REV 2.
25813 (mips-dspr2.md): Include.
25814 * config/mips/mips.opt (mdspr2): New option.
25815 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25816 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25817 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25818 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25819 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25820 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25821 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25823 (bdesc_map): Add one field of unsupported_target_flags.
25824 (bdesc_arrays): Update entries to have extra fields. Add
25826 (mips_init_builtins): Initialize new function types.
25827 Check unsupported_target_fileds to filter out builtins.
25828 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25830 (ASM_SPEC): Pass mdspr2 to the assembler.
25831 * config/mips/mips-dspr2.md: New file.
25833 2007-03-09 Sa Liu <saliu@de.ibm.com>
25835 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25837 2007-03-09 Ian Lance Taylor <iant@google.com>
25839 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25840 argument) like -Wstrict-overflow=2.
25841 * doc/invoke.texi (Warning Options): Update documentation.
25843 2007-03-09 Dirk Mueller <dmueller@suse.de>
25846 * doc/invoke.texi (-Wlogical-op): Document.
25847 * common.opt (-Wlogical-op): New.
25848 * c-common.h (warn_logical_operator): Declare.
25849 * c-common.c (warn_logical_operator): Define.
25850 * c-typeck.c (parser_build_binary_op): Call
25851 warn_logical_operator.
25853 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25855 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25856 * final.c (final_scan_insn): Test for non-"" file name.
25858 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25860 * doc/loop.texi: Document the Omega linear constraints solver.
25861 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25862 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25863 omega-hash-table-size, omega-max-keys, and
25864 omega-eliminate-redundant-constraints.
25865 * tree-pass.h (pass_check_data_deps): Declared.
25868 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25869 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25870 pass_check_data_deps): New.
25871 * tree-data-ref.c (init_data_ref): Remove declaration.
25872 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25873 (analyze_array): Renamed init_array_ref, move up initializations.
25874 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25875 Removed arguments that are set to NULL.
25876 (analyze_indirect_ref): Correct indentation, correct call to
25878 (object_analysis): Call init_array_ref instead of analyze_array.
25879 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25880 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25881 of DR_ACCESS_FNS_ADDR.
25882 (init_omega_eq_with_af, omega_extract_distance_vectors,
25883 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25884 ddr_consistent_p): New.
25885 (compute_affine_dependence): Check consistency of ddrs when
25886 flag_check_data_deps is passed.
25887 (analyze_all_data_dependences): Uncomment.
25888 (tree_check_data_deps): New.
25889 * tree-data-ref.h: Include omega.h.
25890 (DR_ACCESS_FNS_ADDR): Removed.
25891 (data_dependence_relation): Add inner_loop.
25892 (DDR_INNER_LOOP): New.
25893 * common.opt (fcheck-data-deps): New.
25894 * tree-flow.h (tree_check_data_deps): Declare.
25895 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25896 (OBJS-common): Depend on omega.o.
25898 * passes.c (pass_check_data_deps): Scheduled.
25899 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25900 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25901 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25902 PARAM_VECT_MAX_VERSION_CHECKS,
25903 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25905 2007-03-09 Richard Guenther <rguenther@suse.de>
25907 PR tree-optimization/30904
25908 PR middle-end/31058
25909 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25910 the same way as *_DIV_EXPR.
25912 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25914 * recog.c (decode_asm_operands): No mixed declarations and code.
25916 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25918 * rtl.def (ASM_INPUT): Add location.
25919 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25920 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25921 (decode_asm_operands): Add loc operand.
25922 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25923 * stmt.c (expand_asm): Rename to...
25924 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25925 gen_rtx_ASM_INPUT_loc.
25926 (expand_asm_expr): Adjust.
25927 * recog.c (decode_asm_operands): Add loc operand.
25928 (check_asm_operands, extract_insn): Adjust.
25929 * reload1.c (maybe_fix_stack_asms): Likewise.
25930 * final.c (asm_insn_count): Likewise.
25931 (final_scan_insn): Output # line before and after asm.
25933 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25935 * tree-ssa-structalias.c (variable_info): Remove
25937 (new_var_info): Ditto.
25938 (shared_bitmap_info_t): New structure.
25939 (shared_bitmap_table): New variable.
25940 (shared_bitmap_hash): New function.
25941 (shared_bitmap_eq): Ditto
25942 (shared_bitmap_lookup): Ditto.
25943 (shared_bitmap_add): Ditto.
25944 (merge_smts_into): Change to take bitmap directly.
25945 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25946 (init_alias_vars): Init shared bitmap hashtable.
25947 (delete_points_to_sets): Delete shared bitmap hashtable.
25948 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25949 is_aliased removal as a change that was still necessary was
25952 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25954 * config/i386/i386.h (override_options): Conditionally disable
25955 x86_sahf for 64bit targets only.
25957 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25960 * c-decl.c (merge_decls): Don't call make_var_volatile.
25961 * varasm.c (make_var_volatile): Remove.
25962 * output.h (make_var_volatile): Remove.
25964 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25966 PR tree-optimization/31085
25967 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25969 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25971 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25972 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25973 ATTR_CONST_NOTHROW_LIST.
25975 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25978 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25980 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25982 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25985 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25987 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25988 passed, use shared libgcc.
25990 2007-03-08 Roger Sayle <roger@eyesopen.com>
25992 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25993 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25994 (honor_protect_cleanup_actions, lower_try_finally_switch):
25996 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25997 ifc_temp_var): Likewise.
25998 * tree-inline.c (setup_one_parameter): Likewise.
25999 * tree-mudflap.c (mf_decl_cache_locals,
26000 mf_build_check_statement_for): Likewise.
26001 * tree-nested.c (init_tmp_var, save_tmp_var,
26002 finalize_nesting_tree_1): Likewise.
26003 * tree-outof-ssa.c (insert_copy_on_edge,
26004 insert_backedge_copies): Likewise.
26005 * tree-profile.c (tree_gen_edge_profiler,
26006 tree_gen_ic_profiler): Likewise.
26007 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26008 * tree-sra.c (sra_build_assignment): Likewise.
26009 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26010 * tree-ssa-math-opts.c (insert_reciprocals,
26011 execute_cse_sincos_1): Likewise.
26012 * tree-tailcall.c (adjust_accumulator_values,
26013 adjust_return_value): Likewise.
26014 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26015 * tree-vect-transform.c (vect_create_data_ref_ptr,
26016 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26017 vect_create_epilog_for_reduction, vectorizable_reduction,
26018 vectorizable_call, vectorizable_conversion,
26019 vectorizable_assignment, vectorizable_operation,
26020 vectorizable_type_demotion, vect_gen_widened_results_half,
26021 vect_permute_store_chain, vectorizable_store,
26022 vect_setup_realignment, vect_permute_load_chain,
26023 vectorizable_load, vectorizable_condition,
26024 vect_create_cond_for_align_checks): Likewise.
26025 * tree-vrp.c (build_assert_expr_for): Likewise.
26027 2007-03-08 Ian Lance Taylor <iant@google.com>
26029 * tree-vrp.c: Include "intl.h".
26030 (usable_range_p): New static function.
26031 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26032 overflowed values, juts set *strict_overflow_p.
26033 (compare_values): Only return -2 if one of the operands is not a
26035 (compare_ranges): Call usable_range_p.
26036 (compare_range_with_value): Likewise.
26037 (vrp_evaluate_conditional_warnv): Rename from
26038 vrp_evaluate_conditional. Make static. Change all callers.
26039 (vrp_evaluate_conditional): New function.
26040 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26041 on signed overflow.
26042 (simplify_abs_using_ranges): Likewise.
26043 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26044 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26045 within_stmt parameter.
26046 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26047 vrp_evaluate_conditional.
26048 * tree-ssa-threadedge.c
26049 (record_temporary_equivalences_from_stmts_at_dest): Change
26050 simplify parameter to take a second tree parameter.
26051 (simplify_control_stmt_condition): Likewise.
26052 (thread_across_edge): Likewise.
26053 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26054 (thread_across_edge): Likewise.
26055 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26057 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26059 * config/i386/i386.h (TARGET_SAHF): New define.
26060 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26061 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26062 (x86_sahf): New global variable.
26063 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26064 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26065 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26066 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26068 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26069 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26070 when expanding fcomi/sahf based tests.
26071 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26072 expanding sahf based alternative. Emit sahf based sequence when
26073 optimizing for code size.
26074 * config/i386/i386.md (x86_sahf_1): Do not disable for
26075 TARGET_64BIT, enable for TARGET_SAHF.
26077 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26079 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26080 spurious whitespace from error message.
26082 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26085 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26087 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26089 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26091 * tree-sra.c (instantiate_element): Propagate disabled warnings
26092 from the element itself to the created variable.
26094 2007-03-07 Richard Henderson <rth@redhat.com>
26097 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26098 silently fix up the stack in the case of a missing register.
26100 2007-03-07 Paul Brook <paul@codesourcery.com>
26102 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26104 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26106 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26108 (phase1_vrs): Use them.
26109 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26110 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26111 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26112 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26113 __gnu_Unwind_Restore_WMMXC if required.
26114 (_Unwind_VRS_Pop): Implement iWMMXt support.
26115 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26116 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26117 gnu_Unwind_Save_WMMXC): Define.
26119 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26121 * config/vxworks.h (vxworks_override_options): Declare.
26122 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26123 * config/vxworks.c: Include target.h and toplev.h.
26124 (vxworks_override_options): New function.
26125 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26127 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26129 * config/s390/s390.c (override_options): Don't emit an error when
26130 -mstack-size is used without providing -mstack-guard.
26131 (s390_emit_prologue): Choose stack_guard value automatically if not
26132 provided via command line.
26133 * doc/invoke.texi: Adjust description of -mstack-guard and
26136 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26138 * config/i386/i386.c (output_set_got): Add a GOT initialization
26139 sequence for VxWorks PIC.
26140 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26141 around labels as well as symbols. Use gotoff_operand instead
26142 of local_symbolic_operand.
26143 (legitimize_pic_address): Use gotoff_operand instead of
26144 local_symbolic_operand. Use @GOT accesses for labels as
26146 (ix86_output_addr_diff_elt): Use PC-relative rather than
26147 GP-relative offsets for VxWorks PIC.
26148 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26149 no_new_pseudos. Check whether the returned register is op0.
26150 * config/i386/i386.md (tablejump): Use PC-relative rather than
26151 GP-relative offsets for VxWorks PIC.
26152 * config/i386/predicates.md (gotoff_operand): New predicate.
26154 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26156 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26158 * config/vxworks-dummy.h: New file.
26159 * config/i386/i386.h: Include it.
26161 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26163 * dwarf2out.c (is_inlined_entry_point): New
26164 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26165 DW_AT_ranges if the first subblock is the entry point.
26167 2007-03-06 David Daney <ddaney@avtrex.com>
26169 * doc/install.texi (mips-*-*): Change recommended binutils
26172 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26174 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26175 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26177 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26178 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26180 2007-03-06 Jan Hubicka <jh@suse.cz>
26182 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26183 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26185 (probably_cold_bb_p): Cold functions are cold.
26186 (probably_never_executed_bb_p): Cold functions are cold.
26187 (tree_bb_level_predictions): Predict calls to cold functions as not
26189 (compute_function_frequency): Check hot/cold attributes.
26190 * function.h (function_frequency): Update comments.
26191 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26192 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26193 (c_common_att): Add cold and hot.
26195 * doc/extend.texi (hot,cold attributes): Document.
26197 2007-03-06 Andrew Haley <aph@redhat.com>
26199 * function.c (expand_function_end): Move blockage to just after we
26200 emit the label for the naked return from the function.
26202 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26204 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26207 2007-03-06 Jan Hubicka <jh@suse.cz>
26209 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26210 loaded for constant large models. Non-large 64bit PIC can do.
26211 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26212 * cmodel.h: Add LARGE PIC.
26213 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26214 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26216 (*call_1_rex64): Disable for large models.
26217 (*call_1_rex64_large): New.
26218 (*call_value_1_rex64): Disable for large models.
26219 (*call_value_1_rex64_large): New.
26220 (set_rip_rex4): New.
26221 (set_got_offset_rex64): New.
26222 * config/i386/predicates.md (constant_call_address_operand): For
26223 large model constant calls are not possible.
26224 * config/i386/i386-protos.h (construct_plt_address): Declare.
26225 * config/i386/i386.c (override_options): Accept large models.
26226 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26227 (legitimate_constant_p): Add new UNSPECs.
26228 (legitimate_pic_operand_p): Likewise.
26229 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26230 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26232 (output_pic_addr_const): Add PLTOFF.
26233 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26234 (ix86_expand_move): Legitimize pic address when in PIC mode.
26235 (construct_plt_address): New function.
26236 (ix86_expand_call): Offload the address to register and use GOT
26237 pointer for large model.
26238 * invoke.texi (mcmodel=large): Update documentation.
26240 2007-03-06 Richard Henderson <rth@redhat.com>
26242 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26243 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26244 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26245 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26246 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26247 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26248 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26249 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26250 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26251 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26252 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26253 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26254 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26255 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26256 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26257 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26258 x86_schedule, x86_use_bt, x86_pad_returns,
26259 x86_use_xchgb): Merge into ...
26260 (ix86_tune_features): ... here. New array.
26261 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26262 x86_bswap): Merge into ...
26263 (ix86_arch_features): ... here. New array.
26264 (x86_3dnow_a): Remove.
26265 (x86_accumulate_outgoing_args): Make static.
26266 (x86_arch_always_fancy_math_387): Make static.
26267 (ix86_tune_mask, ix86_arch_mask): Move ...
26268 (override_options): ... to local variables here. Apply the
26269 appropriate mask to each element of ix86_arch_features and
26270 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26271 as were done in the old macros.
26272 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26273 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26274 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26275 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26276 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26277 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26278 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26279 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26280 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26281 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26282 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26283 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26284 x86_accumulate_outgoing_args, x86_prologue_using_move,
26285 x86_epilogue_using_move, x86_decompose_lea,
26286 x86_arch_always_fancy_math_387, x86_shift1,
26287 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26288 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26289 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26290 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26291 x86_use_incdec, x86_pad_returns, x86_bswap,
26292 x86_partial_flag_reg_stall): Remove.
26293 (enum ix86_tune_indices): New.
26294 (ix86_tune_features): New.
26295 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26296 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26297 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26298 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26299 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26300 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26301 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26302 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26303 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26304 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26305 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26306 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26307 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26308 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26309 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26310 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26311 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26312 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26313 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26314 TARGET_EXT_80387_CONSTANTS): Use it.
26315 (enum ix86_arch_indices): New.
26316 (ix86_arch_features): New.
26317 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26318 TARGET_BSWAP): Use it.
26319 (ix86_tune_mask, ix86_arch_mask): Remove.
26321 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26324 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26325 Define using $${sysroot_headers_suffix}.
26326 * configure: Regenerate.
26327 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26328 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26330 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26331 * gcc.c (print_sysroot_headers_suffix): New.
26332 (option_map): Include --print-sysroot-headers-suffix.
26333 (display_help): Mention -print-sysroot-headers-suffix.
26334 (process_command): Handle -print-sysroot-headers-suffix.
26335 (do_spec_1): Append multilib directory to include-fixed path if
26336 sysroot suffixes in use.
26337 (main): Handle -print-sysroot-headers-suffix.
26338 * Makefile.in (start.encap): Don't depend on xlimits.h
26339 (xlimits.h): Remove.
26340 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26341 limits.h for each multilib in fixinc_list.
26342 (fixinc_list, s-fixinc_list): New.
26343 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26344 generate them for each multilib in fixinc_list.
26345 (stmp-fixproto): Use include-fixed. Run fixproto for each
26346 multilib in fixinc_list.
26347 (mostlyclean): Don't remove xlimits.h.
26348 (clean): Remove include-fixed.
26349 (real-install-headers-tar, real-install-headers-cpio,
26350 real-install-headers-cp): Don't copy include, only include-fixed.
26351 (install-mkheaders): Depend on fixinc_list. Don't depend on
26352 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26353 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26354 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26356 2007-03-06 Jan Hubicka <jh@suse.cz>
26358 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26361 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26363 * configure.ac: Allow tm_file to contain build-directory files.
26364 * configure: Regenerate.
26365 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26366 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26367 * config/m68k/print-sysroot-suffix.sh: New file.
26369 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26371 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26372 of pic_offset_table_rtx if reload_completed.
26373 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26374 PIC_OFFSET_TABLE_REGNUM.
26375 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26377 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26378 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26380 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26382 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26383 functions that call eh_return.
26385 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26387 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26388 functions that need a constant pool.
26390 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26393 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26394 (m68k_preferred_reload_class): Likewise.
26395 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26396 (SECONDARY_RELOAD_CLASS): Define.
26397 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26398 (LIMIT_RELOAD_CLASS): Delete.
26399 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26400 registers from storing bytes.
26401 (m68k_secondary_reload_class): New function.
26402 (m68k_preferred_reload_class): Likewise.
26404 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26406 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26408 (m68k_expand_prologue): Likewise.
26410 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26412 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26413 (mips_expand_epilogue): Add a bool parameter.
26414 (m68k_legitimize_sibcall_address): Declare.
26415 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26416 (m68k_expand_epilogue): Add a parameter to select between sibling
26417 and normal epilogues. Only generate a return for the latter.
26418 (m68k_ok_for_sibcall_p): New function.
26419 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26420 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26421 (sibcall_value, *sibcall_value): Likewise.
26422 (*call, *call_value): Require !SIBLING_CALL_P.
26423 (epilogue): Update call to m68k_expand_epilogue.
26424 (sibcall_epilogue): New pattern.
26425 * config/m68k/predicates.md (const_call_operand): Say that this
26426 predicate applies to sibling calls too.
26427 (sibcall_operand): New predicate.
26429 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26431 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26432 alternatives as movsi_cf.
26433 (movsf_cf_hard): Add commentary.
26435 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26436 Richard Sandiford <richard@codesourcery.com>
26438 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26439 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26440 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26441 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26442 as being live on exit from an interrupt function.
26443 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26444 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26445 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26446 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26447 (m68k_interrupt_function_p): Globalize.
26448 (m68k_compute_frame_layout): Remove reverse mask code.
26449 (m68k_emit_movem, m68k_set_frame_related): New functions.
26450 (m68k_output_function_prologue): Delete in favor of...
26451 (m68k_expand_prologue): ...this new function.
26452 (m68k_output_function_epilogue): Delete in favor of...
26453 (m68k_expand_epilogue): ...this new function.
26454 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26456 (print_operand): Handle %?.
26457 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26458 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26459 (prologue, epilogue): New patterns.
26460 (return): Turn into a define_expand.
26461 (*return): New pattern, derived from old "return" pattern. Use rte
26462 rather than rts for interrupt functions. Only use rtd if the pop
26464 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26465 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26466 (link, *link, unlink, *unlink, load_got): Likewise.
26468 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26472 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26473 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26474 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26475 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26476 and m68k_matches_u_p.
26477 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26478 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26479 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26480 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26481 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26482 (REG_STRICT_P): New macro.
26483 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26484 PCREL_GENERAL_OPERAND_OK.
26485 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26486 m68k_legitimate_base_reg_p.
26487 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26488 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26489 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26490 * config/m68k/m68k.c (m68k_address): New structure.
26491 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26492 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26493 (m68k_jump_table_ref_p, m68k_decompose_address)
26494 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26495 (m68k_matches_u_p): New functions.
26496 (print_operand_address): Rewrite to use m68k_decompose_index.
26498 2007-03-05 David Taylor <dtaylor@emc.com>
26500 * gcc.c: Correct copyright date in --version output.
26502 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26504 * pa.md: In unamed move patterns, disparge copies between general
26505 and floating point registers using '?' modifier. Don't include 'f'
26506 constraint for register preferences in DImode, SImode, HImode and
26507 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26508 Remove constraints for copies between general and floating registers
26509 in soft-float DFmode pattern.
26510 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26514 2007-03-05 Mike Stump <mrs@apple.com>
26516 * c-common.c (targetcm): Add.
26517 * c-opts.c (c_common_handle_option): Handle language specific
26519 * opts.c (handle_option): Verify language for target options, if
26521 * opth-gen.awk: Add CL_LANG_ALL.
26522 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26523 (TARGETCM_INITIALIZER): Add.
26524 * target.h (struct gcc_targetcm): Add.
26526 * targhooks.c (default_handle_c_option): Add.
26527 * targhooks.h (default_handle_c_option): Add.
26528 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26530 * config/darwin.opt (iframework): Add.
26531 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26532 * config/darwin-c.c (handle_c_option): Add.
26533 (TARGET_HANDLE_C_OPTION): Add.
26535 * doc/invoke.texi (Darwin Options): Add -iframework.
26537 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26539 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26542 2007-03-05 Ian Lance Taylor <iant@google.com>
26544 * c.opt (fgnu89-inline): New option.
26545 * c-opts.c (c_common_post_options): Set default value for
26547 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26548 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26550 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26551 (grokdeclarator, start_function): Likewise.
26552 * c-cppbuiltin.c (c_cpp_builtins): Define either
26553 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26554 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26555 (C Dialect Options): Document -fgnu89-inline.
26556 * doc/extend.texi (Function Attributes): Explain what the
26557 gnu_inline attribute does.
26558 * doc/cpp.texi (Common Predefined Macros): Document
26559 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26561 2007-03-05 Ian Lance Taylor <iant@google.com>
26563 PR tree-optimization/31034
26564 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26565 half-range if the other side is an overflow infinity.
26567 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26569 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26570 (bfin*-linux-uclibc*): New configuration.
26571 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26573 * config/bfin/linux.h: New file.
26574 * config/bfin/libgcc-bfin.ver: New file.
26575 * config/bfin/t-bfin-uclinux: New file.
26576 * config/bfin/t-bfin-linux: New file.
26577 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26578 (TARGET_OS_CPP_BUILTINS): New macro.
26580 2007-03-05 Richard Guenther <rguenther@suse.de>
26582 * fold-const.c (fold_binary): Remove duplicate folding
26583 of comparison of non-null ADDR_EXPR against null.
26585 2007-03-05 Richard Guenther <rguenther@suse.de>
26586 Dorit Nuzman <dorit@il.ibm.com>
26588 PR tree-optimization/26420
26589 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26590 are no loops in the function. Only print the number of
26591 vectorized loops if it is greater than zero or we are supposed
26592 to print information about unvectorized loops.
26594 2007-03-05 Revital Eres <eres@il.ibm.com>
26596 * gcc.dg/var-expand1.c: New test.
26597 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26598 when an accumulator is expanded.
26600 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26603 * c-common.c (convert_and_check): Don't give warnings for
26604 conversion if 'expr' already overflowed.
26606 2007-03-04 Roger Sayle <roger@eyesopen.com>
26608 PR middle-end/30744
26609 * fold-const.c (fold_comparison): Enforce type consistency when
26610 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26612 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26614 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26615 containing a cast to the base of TARGET_MEM_REF.
26617 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26619 * tree.c (tree_contains_struct_check_failed): Remove spurious
26620 whitespace from error message.
26622 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26625 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26626 instead of precision.
26628 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26629 Nathan Sidwell <nathan@codesourcery.com>
26631 * emit-rtl.c (find_auto_inc): New.
26632 (try_split): recreate REG_INC notes,
26633 Use regular for loops rather than whiles.
26635 2007-03-03 Andreas Schwab <schwab@suse.de>
26637 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26638 * configure: Regenerate.
26640 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26642 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26643 flag_rounding_math, not flag_unsafe_math_optimizations.
26645 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26647 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26648 alpha_fold_vector_minmax): Likewise.
26649 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26650 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26652 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26654 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26655 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26656 if the lhs has side-effects.
26657 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26659 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26661 * config/i386/i386.h (TUNEMASK): Remove define.
26662 (ARCHMASK): Remove define.
26663 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26664 Use ix86_arch_mask variable instead of ARCHMASK.
26665 * config/i386/i386.c (override_options): Ditto.
26666 (standard_80387_constant_p): Ditto.
26668 2007-03-02 Ian Lance Taylor <iant@google.com>
26670 Used signed infinities in VRP.
26671 * tree-vrp.c (uses_overflow_infinity): New static function.
26672 (supports_overflow_infinity): New static function.
26673 (make_overflow_infinity): New static function.
26674 (negative_overflow_infinity): New static function.
26675 (positive_overflow_infinity): New static function.
26676 (is_negative_overflow_infinity): New static function.
26677 (is_positive_overflow_infinity): New static function.
26678 (is_overflow_infinity): New static function.
26679 (overflow_infinity_range_p): New static function.
26680 (compare_values_warnv): New function split out of compare_values.
26681 (compare_value): Call it.
26682 (set_value_range_to_nonnegative): Add overflow_infinity
26683 parameter. Change caller.
26684 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26686 (vrp_expr_computes_nonzero): Likewise.
26687 (compare_ranges, compare_range_with_value): Likewise.
26688 (compare_name_with_value, compare_names): Likewise.
26689 (vrp_evaluate_conditional): Likewise.
26690 (set_value_range): Handle infinity
26691 (vrp_operand_equal_p, operand_less_p): Likewise.
26692 (extract_range_from_assert): Likewise.
26693 (vrp_int_const_binop): Likewise.
26694 (extract_range_from_binary_expr): Likewise.
26695 (extract_range_from_unary_expr): Likewise.
26696 (extract_range_from_comparison): Likewise.
26697 (extract_range_from_expr): Likewise.
26698 (dump_value_range): Likewise.
26699 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26700 (test_for_singularity): Likewise.
26701 (vrp_int_const_binop): Remove inline qualifier.
26702 (adjust_range_with_scev): Add comment.
26703 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26705 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26707 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26708 (get_constraint_for): Likewise.
26709 (do_structure_copy): Likewise.
26710 (find_func_aliases): Fix references to MODIFY_EXPR.
26711 (intra_create_variable_infos): Tidy.
26712 * tree-ssa-operands.c (add_virtual_operand): Add argument
26714 When adding members of alias sets, if IS_CALL_SITE is true and
26715 the symbol is not call-clobbered, skip it.
26716 Adjust all callers.
26718 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26720 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26721 entry by means of emit_insn_at_entry.
26723 2007-03-02 Richard Henderson <rth@redhat.com>
26725 * expr.h (promoted_input_arg): Remove decl.
26726 * function.c (promoted_input_arg): Merge into ...
26727 * combine.c (setup_incoming_promotions): ... only caller.
26728 Rearrange to avoid double loop.
26730 2007-03-02 Ben Elliston <bje@au.ibm.com>
26731 Peter Bergner <bergner@vnet.ibm.com>
26732 Janis Johnson <janis187@us.ibm.com>
26734 * config/rs6000/dfp.md: New file.
26735 * config/rs6000/rs6000.md: Include dfp.md.
26736 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26737 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26738 and TDmode decimal float modes in FP registers.
26739 (num_insns_constant): Likewise.
26740 (rs6000_legitimate_offset_address_p): Likewise.
26741 (rs6000_legitimize_address): Likewise.
26742 (rs6000_legitimize_reload_address): Likewise.
26743 (rs6000_legitimate_address): Likewise.
26744 (rs6000_emit_move): Likewise.
26745 (function_arg_boundary): Likewise.
26746 (function_arg_advance): Likewise.
26747 (rs6000_darwin64_record_arg_recurse): Likewise.
26748 (function_arg): Likewise.
26749 (rs6000_gimplify_va_arg): Likewise.
26750 (rs6000_split_multireg_move): Likewise.
26751 (rs6000_output_function_epilogue): Likewise.
26752 (rs6000_output_function_epilogue): Likewise.
26753 (rs6000_register_move_cost): Likewise.
26754 (rs6000_function_value): Likewise.
26755 (rs6000_libcall_value): Likewise.
26757 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26759 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26761 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26763 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26764 Use $MULTIDIR to choose between the kernel and RTP headers,
26765 and use $WIND_BASE and $WIND_USR to locate them.
26767 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26769 * config/i386/i386.c (override_options): Put initialization of
26770 ix86_tune_mask and ix86_arch_mask to the correct place.
26772 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26773 Michael Meissner <michael.meissner@amd.com>
26776 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26777 (ARCHMASK): Define.
26778 (TARGET_CMOVE): Use ARCHMASK.
26779 (TARGET_CMPXCHG): Ditto.
26780 (TARGET_CMPXCHG8B): Ditto.
26781 (TARGET_XADD): Ditto.
26782 (TARGET_BSWAP): Ditto.
26783 * config/i386/i386.c (ix86_tune_mask): New global variable.
26784 (ix86_arch_mask): Ditto.
26785 (override_options): Initialize ix86_tune_mask and
26786 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26789 2007-03-02 Ben Elliston <bje@au.ibm.com>
26792 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26794 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26796 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26797 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26798 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26799 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26801 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26802 rs6000_init_dwarf_reg_sizes_extra): New.
26803 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26804 SPE register high parts.
26806 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26808 * Makefile.in: Add install-pdf target as
26809 copied from automake v1.10 rules.
26810 * configure.ac: Add install-pdf to target list.
26811 * configure: Regenerate.
26813 2007-03-01 Paul Brook <paul@codesourcery.com>
26815 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26816 modes to LDRD for DImode.
26817 (output_move_double): Fixup out of range ldrd/strd.
26818 (vfp_secondary_reload_class): Rename...
26819 (coproc_secondary_reload_class): ... to this. Add wb argument.
26820 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26821 coproc_secondary_reload_class for CLASS_IWMMXT.
26822 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26823 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26825 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26827 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26828 unroll factor by the estimated number of iterations.
26829 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26830 than prefetch latency.
26832 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26833 decode_caches_intel, detect_caches_intel): New functions.
26834 (host_detect_local_cpu): Use detect_caches_amd and
26835 detect_caches_intel.
26837 2007-03-01 Richard Henderson <rth@redhat.com>
26839 * expr.c (emit_move_complex_push): Export.
26840 (emit_move_complex_parts): Split out from ...
26841 (emit_move_complex): ... here.
26842 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26843 * config/i386/i386.md (movcdi): New.
26845 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26847 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26848 size of mode1 to check for tieable modes in MMX case.
26850 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26852 * Makefile.in (rtlanal.o): Depend on tree.h.
26853 * rtl.h (offset_within_section_p, split_const): Declare.
26854 * rtlanal.c: Include tree.h.
26855 (offset_within_block_p): New function, taken from
26856 mips_offset_within_object_p.
26857 (split_const): New function, taken from mips_split_const.
26858 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26860 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26861 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26862 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26863 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26864 (m68k_illegitimate_symbolic_constant_p): New function.
26865 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26866 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26867 symbolic constant that might be outside the symbol's section,
26868 move the symbol first and then add the offset.
26869 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26871 * config/mips/mips.c (mips_split_const): Delete.
26872 (mips_offset_within_object_p): Delete.
26873 (mips_symbolic_constant_p): Use offset_within_section_p and
26874 split_const instead of mips_offset_within_object_p and
26876 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26877 (mips_legitimize_const_move, print_operand_reloc)
26878 (mips_dangerous_for_la25_p): Use split_const instead of
26881 2007-02-28 Eric Christopher <echristo@apple.com>
26883 * Makefile.in (install-include-dir): Don't rm -rf include.
26885 2007-02-28 Richard Guenther <rguenther@suse.de>
26887 PR middle-end/30364
26888 * fold-const.c (fold_binary): Do not associate expressions
26889 with more than one variable for integer types that do not wrap.
26891 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26893 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26894 Delete, and replace with...
26895 (fold_builtin_call_array): This. Update callers to use it.
26896 * fold-const.c (fold_build_call_list): Delete, and replace with...
26897 (fold_build_call_array): This.
26898 (fold_build_call_list_initializer): Delete, and replace with...
26899 (fold_build_call_array_initializer): This.
26900 * tree.h: Update declarations to reflect above changes.
26902 * c-typeck.c (build_function_call): Store converted arguments
26903 in a stack-allocated array instead of building a list.
26904 (convert_arguments): Store arguments in the array passed in as an
26905 argument, and return the actual number of arguments.
26906 * c-format.c: (check_function_format): Pass arguments in an
26907 array instead of a list.
26908 * c-common.c (check_function_nonnull): Likewise.
26909 (check_function_sentinel): Likewise.
26910 (check_function_arguments): Likewise.
26911 * c-common.h: Update declarations to reflect above changes.
26913 2007-02-28 Jan Hubicka <jh@suse.cz>
26915 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26916 PRED_NEGATIVE_RETURN): Update outcomes.
26918 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26920 * calls.c (emit_library_call_value_1): Handle partial registers
26921 correctly when building up CALL_INSN_FUNCTION_USAGE.
26923 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26925 * pa/predicates.md (move_src_operand): Allow zero for mode.
26926 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26929 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26932 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26933 *movv2df_internal): Enable pattern only for valid operand
26935 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26936 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26938 2007-02-27 Mike Stump <mrs@apple.com>
26940 * config/darwin-crt3.c: Avoid compilation when compiling for a
26943 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26945 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26947 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26948 for fixed headers and limits.h.
26949 (install-include-dir, install-headers-tar, install-headers-cpio,
26950 install-headers-cp, real-install-headers-tar,
26951 real-install-headers-cpio, real-install-headers-cp): Handle
26952 include-fixed as well as include.
26953 (install-mkheaders): Don't install files that go only in include
26955 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26956 from GCC_INCLUDE_DIR.
26957 * gcc.c (process_command): Remove special -BstageN/ handling.
26958 (do_spec_1): Add include-fixed directories.
26960 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26962 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26964 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26966 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26969 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26971 * c-common.c (get_priority): Add check for
26972 SUPPORTS_INIT_PRIORITY.
26974 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26976 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26978 * config/bfin/bfin.c: Include "cfglayout.h".
26979 (MAX_LSETUP_DISTANCE): New macro.
26980 (struct loop_info): New members incoming, incoming_src and
26981 incoming_dest. Delete member predecessor.
26982 (length_for_loop): New function.
26983 (bfin_optimize_loop): Handle more different loop structures.
26984 (bfin_discover_loop): Rework detection of predecessor blocks by
26985 examining incoming edges.
26986 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26988 (bfin_reorder_loops): New function.
26989 (bfin_reorg_loops): Use these three new functions.
26991 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26992 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26993 (CONSTRAINT_LEN): Add entry for 'q'.
26994 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26995 Add 'q' constraints.
26996 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26997 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26999 * config/bfin/bfin.md (add_with_carry): New pattern.
27000 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27001 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27002 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27003 support unsigned multiplies too. Removed incorrect commutativity from
27004 operand 1 constraint where appropriate.
27005 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27007 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27008 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27010 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27011 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27012 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27013 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27014 usmulhisi_hh_huh): New patterns.
27016 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27017 lshifthi3): Fix output template to use half reg for operand 2.
27019 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27022 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27024 2007-02-27 Andreas Schwab <schwab@suse.de>
27026 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27028 2007-02-27 Jan Hubicka <jh@suse.cz>
27030 * predict.c (last_basic_block_p): Remove.
27031 (tree_estimate_probability): Update return heuristic for commonized
27034 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27036 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27038 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27040 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27041 * doc/cpp.texi: Standardize title page.
27042 * doc/cppinternals.texi: Likewise.
27043 * doc/gcc.texi: Standardize title page, remove version number
27044 from copyright page.
27045 * doc/gccint.texi: Likewise.
27046 * doc/install.texi: Standardize title page, add table of
27049 2007-02-26 Jan Hubicka <jh@suse.cz>
27051 * predict.def: Set outcomes according to more recent results.
27052 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27053 Remove dead predictors.
27054 * predict.c (return_prediction): Fix pasto.
27056 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27058 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27059 change; avoid a memory leak when returning early.
27061 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27063 * c-decl.c (static_ctors): Move to c-common.c.
27064 (static_dtors): Likewise.
27065 (finish_function): Use c_record_cdtor_fn.
27066 (build_cdtor): Move to c-common.c.
27067 (c_write_global_declarations): Use c_build_cdtor_fns.
27068 * c-common.h (static_ctors): Declare.
27069 (static_dtors): Likewise.
27070 (c_record_cdtor_fn): Likewise.
27071 (c_build_cdtor_fns): Likewise.
27072 * c-common.c (static_ctors): New variable.
27073 (static_dtors): Likewise.
27074 (c_record_cdtor_fn): New function.
27075 (build_cdtor): Move from c-decl.c
27076 (c_build_cdtor_fns): New function.
27078 * output.h (assemble_addr_to_section): Declare.
27079 (get_cdtor_priority_section): Likewise.
27080 * varasm.c (assemble_addr_to_section): New function.
27081 (get_cdtor_priority_section): Likewise.
27082 (default_named_section_asm_out_destructor): Use them.
27083 (destor_dtor_section_asm_out_destructor): Likewise.
27084 (default_named_section_asm_out_constructor): Likewise.
27085 (default_ctor_section_asm_out_constructor): Likewise.
27086 * config.gcc (*-*-vxworks*): Include vxworks.o.
27087 * config/t-vxworks (vxworks.o): New target.
27088 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27089 (TARGET_ASM_CONSTRUCTOR): Define.
27090 (TARGET_ASM_DESTRUCTOR): Likewise.
27091 (vxworks_asm_out_constructor): Declare.
27092 (vxworks_asm_out_destructor): Likewise.
27094 * c-common.c (get_priority): Check that we have not just an
27095 INTEGER_CST, but an integer constant with integeral type.
27097 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27099 PR tree-optimization/30938
27100 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27101 use &dt[nargs-1] instead of &dt[nargs] in the call to
27102 vect_is_simple_use().
27104 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27106 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27107 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27108 Do not attempt to handle MEM inside auto-inc expressions.
27109 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27110 of a register modified by an auto-inc expression. However, do handle
27111 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27112 (elimination_effects): Prohibit elimination of a register modified
27113 by an auto-inc expression. Disable register elimination rules whose
27114 target register is modified by an auto-inc expression with variable
27117 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27119 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27121 (array_at_struct_end_p): New function.
27122 (idx_infer_loop_bounds): Use it.
27123 (estimate_numbers_of_iterations_loop): Export.
27124 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27125 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27126 (tree_estimate_probability): Call record_loop_exits.
27127 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27128 (estimated_loop_iterations, estimated_loop_iterations_int,
27129 estimated_loop_iterations_tree): New functions.
27130 (analyze_siv_subscript_cst_affine,
27131 compute_overlap_steps_for_affine_1_2,
27132 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27133 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27134 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27135 (PRED_LOOP_ITERATIONS_GUESSED): New.
27136 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27137 * cfgloop.h (estimate_numbers_of_iterations_loop,
27138 estimated_loop_iterations_int): Declare.
27140 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27142 * doc/extend.texi: Document optional priority argument to
27143 constructors and destructors.
27144 * tree.c (init_priority_for_decl): Adjust GTY markers.
27145 (init_ttree): Use priority-info hash functions for
27146 init_priority_for_decl.
27147 (tree_map_eq): Rename to ...
27148 (tree_map_base_eq): ... this.
27149 (tree_map_marked_p): Rename to ...
27150 (tree_map_base_marked_p): ... this.
27151 (tree_map_base_hash): New function.
27152 (decl_init_priority_lookup): Rework.
27153 (decl_fini_priority_lookup): New function.
27154 (decl_priority_info): New function.
27155 (decl_init_priority_insert): Use it.
27156 (decl_fini_priority_insert): Likewise.
27157 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27159 (decl_restrict_base_insert): Likewise.
27160 (decl_debug_expr_insert): Likewise.
27161 (decl_value_expr_lookup): Likewise.
27162 (decl_value_expr_insert): Likewise.
27163 * tree.h (priority_type): New type.
27164 (decl_init_priority_lookup): Use priority_type.
27165 (decl_fini_priority_lookup): New function.
27166 (decl_init_priority_insert): Use priority_type.
27167 (decl_fini_priority_insert): New function.
27168 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27169 (DECL_INIT_PRIORITY): Likewise.
27170 (SET_DECL_INIT_PRIORITY): Add comment.
27171 (DECL_FINI_PRIORITY): New macro.
27172 (SET_DECL_FINI_PRIORITY): Likewise.
27173 (DEFAULT_INIT_PRIORITY): Document.
27174 (MAX_INIT_PRIORITY): Likewise.
27175 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27176 (tree_map_base): New type.
27177 (tree_map_base_eq): New function.
27178 (tree_map_base_hash): Likewise.
27179 (tree_map_base_marked_p): Likewise.
27180 (tree_map): Inherit from tree_map_base.
27181 (tree_map_eq): Make it a macro.
27182 (tree_map_marked_p): Likewise.
27183 (tree_int_map): Inherit from tree_map_base.
27184 (tree_int_map_eq): Make it a macro.
27185 (tree_int_map_hash): Likewise.
27186 (tree_int_map_marked_p): Likewise.
27187 (tree_priority_map): New type.
27188 (tree_priority_map_eq): New macro.
27189 (tree_priority_map_hash): Likewise.
27190 (tree_priority_map_marked_p): Likewise.
27191 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27193 (emutls_common_1): Likewise.
27194 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27195 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27196 of tree_map hierarchy.
27197 * tree-cfg.c (move_stmt_r): Likewise.
27198 (new_label_mapper): Likewise.
27199 * c-tree.h (c_expand_body): Move to ...
27200 * c-common.h (c_expand_body): ... here.
27201 * c-decl.c (c_expand_body): Move to ...
27202 * c-common.c (c_expand_body): ... here.
27203 (c_common_attribute_table): Allow 1 argument for the constructor
27204 and destructor attributes.
27205 (get_priority): New function.
27206 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27207 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27209 2007-02-24 Jan Hubicka <jh@suse.cz>
27211 PR middle-end/30509
27212 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27213 copying for inlining.
27215 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27216 Jan Hubicka <jh@suse.cz>
27219 * cofnig/i386/i386.c (counter_mode): New function.
27220 (expand_set_or_movmem_via_loop): Use it.
27221 (expand_movmem_epilogue): Likewise; fix pasto.
27222 (ix86_expand_movmem): Do emit guard even for constant counts.
27223 (ix86_expand_setmem): Likewise.
27225 2007-02-25 Nick Clifton <nickc@redhat.com>
27227 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27228 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27230 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27233 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27234 count argument with 0x10, not with 0x16.
27235 (expand_setmem_epilogue): Ditto.
27237 2007-02-24 Mike Stump <mrs@apple.com>
27239 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27242 2007-02-24 Richard Guenther <rguenther@suse.de>
27244 PR middle-end/30951
27245 * fold-const.c (fold_binary): Fold x +- CST op x for
27246 EQ_EXPR and NE_EXPR.
27248 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27250 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27252 2007-02-24 Jan Hubicka <jh@suse.cz>
27254 * cgraphunit.c (decide_is_function_needed): Honor
27255 -fkeep-inline-functions.
27257 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27259 * builtins.c (fold_builtin_modf): New.
27260 (fold_builtin_2): Use it.
27262 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27264 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27265 (determine_max_iter): Take additional LOOP arg; all callers changed.
27266 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27267 one using simplifications.
27268 (simplify_using_initial_values): Return if the expression becomes
27269 invalid due to altered regs.
27271 2007-02-23 DJ Delorie <dj@redhat.com>
27273 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27275 2007-02-23 Mike Stump <mrs@apple.com>
27277 * tlink.c (scan_linker_output): Parse linker messages from
27278 darwin9's linker better.
27280 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27283 * varpool.c (varpool_assemble_pending_decls): Set
27284 varpool_last_needed_node to null.
27286 2007-02-23 DJ Delorie <dj@redhat.com>
27288 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27289 alignment bigger than the object file can handle.
27291 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27294 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27295 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27296 (*movsf_1): Penalize MMX moves.
27298 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27300 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27301 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27303 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27305 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27307 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27308 (fold_builtin_1): Use them.
27309 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27310 BUILT_IN_SIGNIFICAND.
27312 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27314 * config/i386/i386.c (bdesc_1arg): Initialize
27315 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27316 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27317 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27318 and IX86_BUILTIN_MOVSLDUP.
27320 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27322 PR rtl-optimization/30841
27323 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27325 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27327 * builtins.c (fold_builtin_frexp): New.
27328 (fold_builtin_2): Use it.
27330 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27332 * doc/invoke.texi (Spec Files): Document getenv spec function.
27334 * gcc.c (getenv_spec_function): New function.
27335 (static_spec_functions): Add it.
27336 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27337 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27340 2007-02-22 Michael Matz <matz@suse.de
27343 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27344 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27346 2007-02-22 Ian Lance Taylor <iant@google.com>
27349 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27350 (mem_loc_descriptor): Call it.
27352 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27353 Ira Rosen <irar@il.ibm.com>
27355 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27357 2007-02-22 Ira Rosen <irar@il.ibm.com>
27359 PR tree-optimization/30843
27360 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27361 stores only after all the group is vectorized.
27363 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27365 PR tree-optimization/30858
27366 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27367 in the reduction cycle have a single use in the loop.
27368 * tree-vectorizer.h (relevant): Add documentation.
27370 2007-02-20 Mike Stump <mrs@apple.com>
27372 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27373 * configure: Regenerate.
27375 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27377 Change the defaults of some parameters and options.
27378 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27379 * config/spu/spu.c (spu_optimization_options): Add.
27380 (spu_override_options): Change params in spu_optimization_options.
27381 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27383 Register 127 is only 16 byte aligned when used as a frame pointer.
27384 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27385 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27386 HARD_FRAME_POINTER_REGNUM.
27387 (spu_legitimate_address): Use regno_aligned_for_reload.
27388 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27389 aligned when frame_pointer_needed is true.
27390 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27392 * config/spu/spu.h (INIT_EXPANDERS): Define.
27394 Make sure shift and rotate instructions have valid immediate operands.
27395 * config/spu/predicates.md (spu_shift_operand): Remove.
27396 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27397 * config/spu/constraints.md (W, O): Extend range.
27398 * config/spu/spu.md (umask, nmask): Define.
27399 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27400 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27401 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27402 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27403 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27404 (lshr<mode>3_reg): Fix rtl description.
27406 Make sure mulhisi immediate operands are valid.
27407 * config/spu/predicates.md (imm_K_operand): Add.
27408 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27410 Generate constants using fsmbi and andi.
27411 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27412 (print_operand, spu_split_immediate, classify_immediate,
27413 fsmbi_const_p): Handle IC_FSMBI2.
27415 Correctly handle a CONST_VECTOR containing symbols.
27416 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27417 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27418 (immediate_load_p): Allow symbols that use 2 instructions to create.
27419 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27420 with symbols when flag_pic is set.
27421 (const_vector_immediate_p): New.
27422 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27423 accept a CONST_VECTOR with symbols.
27424 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27425 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27427 * config/spu/spu.md (high, low): Delete.
27428 (low_<mode>): Define.
27430 Remove INTRmode and INTR_REGNUM, which didn't work.
27431 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27433 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27434 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27435 peephole2 pattern): Don't use INTR or 131.
27436 (movintrcc): Delete.
27437 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27438 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27439 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27440 (UNSPEC_SET_INTR): Add.
27441 * config/spu/spu-modes.def (INTR): Remove.
27443 More accurate warnings about run-time relocations.
27444 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27446 Correctly warn about immediate arguments to specific intrinsics.
27447 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27448 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27449 the instruction predicate.
27451 Fix tree check errors with latest update.
27452 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27454 (spu_expand_builtin): Use CALL_EXPR_FN.
27456 Add missing specific intrinsics.
27457 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27459 * config/spu/spu_internals.h: Ditto.
27461 Fix incorrect operand modifiers.
27462 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27463 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27465 Optimize one case of zero_extend of a vec_select.
27466 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27468 Accept any immediate for hbr.
27469 * config/spu/spu.md (hbr): Change s constraints to i.
27471 2007-02-21 Paul Brook <paul@codesourcery.com>
27473 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27474 condexec_count when skipping USE and CLOBBER.
27476 2007-02-21 Nick Clifton <nickc@redhat.com>
27478 * common.opt (Warray-bounds): Add Warning attribute.
27479 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27481 (fsized-zeroes): Add Optimization attribute.
27482 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27483 * c.opt (Wc++0x-compat): Add Warning attribute.
27485 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27487 PR middle-end/30761
27488 * reload1.c (eliminate_regs_in_insn): In the single_set special
27489 case, attempt to re-recognize the insn before falling back to
27490 having reload fix it up.
27492 2007-02-20 Eric Christopher <echristo@gmail.com>
27494 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27495 Rewrite accordingly.
27496 (frv_read_iacc_argument): Ditto.
27497 (frv_expand_set_builtin): Take a call instead of arglist, update for
27499 (frv_expand_unop_builtin): Ditto.
27500 (frv_expand_binop_builtin): Ditto.
27501 (frv_expand_cut_builtin): Ditto.
27502 (frv_expand_binopimm_builtin): Ditto.
27503 (frv_expand_voidbinop_builtin): Ditto.
27504 (frv_expand_int_void2arg): Ditto.
27505 (frv_expand_prefetches): Ditto.
27506 (frv_expand_voidtriop_builtin): Ditto.
27507 (frv_expand_voidaccop_builtin): Ditto.
27508 (frv_expand_load_builtin): Ditto.
27509 (frv_expand_store_builtin): Ditto.
27510 (frv_expand_mdpackh_builtin): Ditto.
27511 (frv_expand_mclracc_builtin): Ditto.
27512 (frv_expand_mrdacc_builtin): Ditto.
27513 (frv_expand_mwtacc_builtin): Ditto.
27514 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27517 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27519 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27520 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27522 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27523 point instructions.
27524 * configure: Regenerate.
27525 * config.in: Regenerate.
27526 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27527 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27528 masks to power6 and power6x and to POWERPC_MASKS.
27529 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27531 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27532 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27533 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27534 Access PROTOTYPE as variable, not mask.
27536 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27538 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27539 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27540 * combine.c (adjust_for_new_dest): Use it.
27541 * postreload.c (reload_combine): Likewise.
27543 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27545 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27546 notes on an insn with multiple sets, even if single_set returns
27547 non-NULL for that insn.
27549 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27551 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27552 scalbn and scalbln.
27554 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27556 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27557 if user didn't pass it.
27558 * config/i386/darwin.h (CC1_SPEC): Likewise.
27559 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27560 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27561 -mmacosx-version-min.
27563 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27564 Uros Bizjak <ubizjak@gmail.com>
27566 * optabs.h (enum optab_index): Add new OTI_scalb.
27567 (scalb_optab): Define corresponding macro.
27568 * optabs.c (init_optabs): Initialize scalb_optab.
27569 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27571 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27572 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27573 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27574 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27575 flag_unsafe_math_optimizations is set.
27577 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27578 to implement scalbf, scalb and scalbl built-ins as inline x87
27581 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27582 DJ Delorie <dj@redhat.com>
27585 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27586 (diagnostic_report_diagnostic): ... here, and turn them into real
27587 errors. If warnings are inhibited, no need to do anything.
27589 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27591 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27592 better code generation.
27594 2007-02-20 Ben Elliston <bje@au.ibm.com>
27596 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27598 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27600 * config/alpha/alpha.c, config/alpha/alpha.md,
27601 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27602 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27603 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27604 config/arm/lib1funcs.asm: Follow spelling conventions.
27606 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27607 config/fr30/fr30.md, config/i386/i386.h,
27608 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27609 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27610 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27611 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27612 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27613 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27614 config/sparc/sparc.c, config/sparc/sparc.h,
27615 config/sparc/sparc.md, config/spu/constraints.md,
27616 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27619 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27622 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27625 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27627 * doc/invoke.texi (-ftree-lrs): Remove.
27629 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27631 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27634 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27636 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27637 new CALL_EXPR_FN macro for retrieving the function
27638 declaration of the input expression.
27640 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27642 * c.opt (Waddress): New.
27643 * common.opt (Walways-true): Delete.
27644 (Wstring-literal-comparison): Delete.
27645 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27646 -Wstring-literal-comparison. Add -Waddress.
27648 (Walways-true): Delete.
27649 (Wstring-literal-comparison): Delete.
27650 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27651 consistently instead of -Walways-true in example.
27652 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27653 * c-typeck.c (parser_build_binary_op): Replace
27654 -Wstring-literal-comparison and -Walways-true with -Waddress.
27655 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27658 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27660 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27661 without DECL_STRUCT_FUNCTION initialized.
27663 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27665 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27666 due to calls to functions taking pointers as parameters.
27668 2007-02-19 Richard Henderson <rth@redhat.com>
27671 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27674 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27676 * config/s390/s390.c (s390_call_saved_register_used,
27677 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27678 accessed to the new scheme.
27680 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27682 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27683 (cris_print_index, cris_print_operand, cris_print_operand_address)
27684 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27685 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27686 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27687 GET_CODE () == xxx.
27688 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27689 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27690 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27691 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27692 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27693 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27694 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27695 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27696 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27697 (uminsi3, call, call_value): Ditto.
27698 (define_split: indir_to_reg_split, unnamed): Ditto.
27700 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27702 PR tree-optimization/30975
27703 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27706 2007-02-18 Eric Christopher <echristo@gmail.com>
27708 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27709 Remove use of arglist.
27710 (mips_expand_builtin): Remove use of arglist, pass in expr.
27711 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27712 (mips_expand_builtin_movtf): Ditto.
27713 (mips_expand_builtin_compare): Ditto.
27715 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27717 * tree-sra.c (sra_build_assignment): Replace assertion
27718 checking with a comment explaining why it can't be done.
27720 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27722 PR middle-end/30833
27723 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27724 during CALL_EXPR representation conversion.
27725 * tree-ssa-propagate.c (set_rhs): Likewise.
27727 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27729 * tree-sra.c (sra_build_assignment): Disable assertion checking
27732 2007-02-18 Roger Sayle <roger@eyesopen.com>
27734 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27735 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27736 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27738 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27739 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27740 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27741 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27742 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27743 force_gimple_operand): Likewise.
27744 * ipa-cp.c (constant_val_insert): Likewise.
27745 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27746 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27747 perfect_nestify): Likewise.
27748 * langhooks.c (lhd_omp_assignment): Likewise.
27749 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27750 lower_copyprivate_clauses, lower_send_clauses,
27751 lower_send_shared_vars, expand_parallel_call,
27752 expand_omp_for_generic, expand_omp_for_static_nochunk,
27753 expand_omp_for_static_chunk, expand_omp_sections,
27754 lower_omp_single_copy, lower_omp_for_lastprivate,
27755 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27756 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27757 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27760 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27762 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27763 config/sh/sh.md: Follow spelling conventions.
27765 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27766 config/frv/predicates.md: Follow spelling conventions.
27768 * config/m68k/linux-unwind.h: Fix a comment typo.
27769 * target.h: Follow spelling conventions.
27771 2007-02-18 Roger Sayle <roger@eyesopen.com>
27773 PR rtl-optimization/28173
27774 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27775 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27776 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27777 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27778 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27780 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27782 * builtins.c (fold_builtin_load_exponent): New.
27783 (fold_builtin_2): Use it.
27785 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27787 PR rtl-optimization/30773
27788 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27789 if we fail to attach a REG_EQUIV note.
27791 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27792 Roger Sayle <roger@eyesopen.com>
27794 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27796 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27798 * calls.c (initialize_argument_information): Pass original EXP
27799 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27800 code to split complex arguments here, as part of initializing the
27802 (expand_call): Remove code that builds a list of arguments and
27803 inserts implicit arguments into it. Instead, just count how many
27804 implicit arguments there will be so we can determine the size of
27805 the ARGS array, and let initialize_argument_information do the work.
27806 (split_complex_values): Delete unused function.
27808 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27810 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27812 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27814 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27815 for arg pointer based indexed addressing.
27817 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27819 * config/ia64/ia64.h, config/ia64/ia64.md,
27820 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27821 spelling conventions.
27823 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27825 * config/m68k/m68k.c (split_di): New.
27826 * config/m68k/m68k-protos.h: Declare split_di.
27827 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27828 Improve predicate handling and split constant shifts.
27830 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27832 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27833 parameter for register bitfield operations, general predicates
27836 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27838 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27839 * config/m68k/linux-unwind.h: New file.
27841 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27843 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27844 config/i386/athlon.md, config/ia64/ia64.md,
27845 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27846 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27847 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27848 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27849 tree-vect-transform.c: Fix comment typos.
27851 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27853 * sched-deps.c (find_insn_list): Remove.
27854 * sched-int.h: Remove the prototype for find_insn_list.
27856 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27858 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27860 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27861 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27862 darwin_rs6000_override_options.
27863 (C_COMMON_OVERRIDE_OPTIONS): Expect
27864 darwin_macosx_version_min to be non-NULL always.
27865 (TARGET_C99_FUNCTIONS): Likewise.
27866 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27867 (DARWIN_MINVERSION_SPEC): New.
27868 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27869 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27871 (DARWIN_MINVERSION_SPEC): New.
27872 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27874 * config/darwin-c.c (darwin_cpp_builtins): Expect
27875 darwin_macosx_version_min to be non-NULL always.
27877 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27879 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27881 * config/i386/i386.h (x86_use_xchgb): New.
27882 (TARGET_USE_XCHGB): New macro.
27883 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27884 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27885 Split after reload into bswaphi for shifts of 8.
27886 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27887 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27888 or when optimizing for size.
27890 2007-02-16 Richard Guenther <rguenther@suse.de>
27891 Christian Bruel <christian.bruel@st.com>
27893 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27894 DECLs but prefer SSA_NAMEs over DECLs.
27896 2007-02-16 Richard Guenther <rguenther@suse.de>
27898 * tree-flow-inline.h (single_imm_use_p): Remove.
27899 (zero_imm_uses_p): Likewise.
27900 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27901 instead of single_imm_use_p.
27902 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27905 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27908 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27909 nested double- and backquotes.
27911 2007-02-15 Roger Sayle <roger@eyesopen.com>
27913 PR middle-end/30391
27914 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27915 should be unreachable.
27916 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27917 For the time being redirect GIMPLE_MODIFY_STMT to the new
27918 (renamed) build_gimple_modify_stmt_stat.
27919 (build2_gimple_stat): Rename to...
27920 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27921 Always build a GIMPLE_MODIFY_STMT node.
27922 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27923 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27926 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27927 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27928 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27929 expand_complex_div_wide): Likewise.
27930 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27931 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27932 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27933 * tree-ssa-loop-manip.c (create_iv): Likewise.
27934 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27935 abs_replacement): Likewise.
27936 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27937 realify_fake_stores): Likewise.
27939 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27940 node rather than a GIMPLE_MODIFY_STMT node.
27941 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27942 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27944 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27945 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27946 GIMPLE_MODIFY_STMT.
27948 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27950 PR middle-end/30433
27951 * fold-const.c (fold_comparison): Add back the
27952 folding of constant complex comparisions.
27954 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27956 PR middle-end/30729
27957 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27958 effects unknown to this function, return early.
27960 2007-02-15 Ian Lance Taylor <iant@google.com>
27962 * lower-subreg.c (move_eh_region_note): New static function.
27963 (resolve_simple_move): Call it.
27964 (decompose_multiword_subregs): Track blocks for which we resolve a
27965 simple move which is also a control flow insn. Pass them to
27966 find_many_sub_basic_blocks.
27967 (pass_lower_subreg): Add TODO_verify_flow.
27968 (pass_lower_subreg2): Likewise.
27970 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27971 Brooks Moses <brooks.moses@codesourcery.com>
27972 Lee Millward <lee.millward@codesourcery.com>
27974 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27975 (VL_EXP_CLASS_P): New.
27976 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27978 (TREE_OPERAND_CHECK_CODE): Likewise.
27979 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27980 (TREE_RTL_OPERAND_CHECK): Likewise.
27981 (tree_operand_check_failed): Make second parameter the whole tree
27982 instead of its code. Fixed callers.
27983 (VL_EXP_CHECK): New.
27984 (TREE_OPERAND_LENGTH): New.
27985 (VL_EXP_OPERAND_LENGTH): New.
27986 (CALL_EXPR_FN): New.
27987 (CALL_EXPR_STATIC_CHAIN): New.
27988 (CALL_EXPR_ARGS): New.
27989 (CALL_EXPR_ARG): New.
27990 (call_expr_nargs): New.
27991 (CALL_EXPR_ARGP): New.
27992 (build_nt_call_list): Declare.
27993 (build_vl_exp_stat): Declare.
27994 (build_vl_exp): New.
27995 (build_call_list): Declare.
27996 (build_call_nary): Declare.
27997 (build_call_valist): Declare.
27998 (build_call_array): Declare.
27999 (call_expr_arg): Declare.
28000 (call_expr_argp): Declare.
28001 (call_expr_arglist): Declare.
28002 (fold_build_call_list): Declare.
28003 (fold_build_call_list_initializer): Declare.
28004 (fold_call_expr): Declare to replace fold_builtin.
28005 (fold_builtin_fputs): Update to agree with modified definition.
28006 (fold_builtin_strcpy): Likewise.
28007 (fold_builtin_strncpy): Likewise.
28008 (fold_builtin_memory_chk): Likewise.
28009 (fold_builtin_stxcpy_chk): Likewise.
28010 (fold_builtin_strncpy_chk): Likewise.
28011 (fold_builtin_next_arg): Likewise.
28012 (fold_build_call_expr): Declare.
28013 (fold_builtin_call_list): Declare.
28014 (fold_builtin_call_valist): Declare.
28015 (build_call_expr): Declare.
28016 (validate_arglist): Update to agree with modified definition.
28017 (tree_operand_length): New.
28018 (call_expr_arg_iterator): New.
28019 (init_call_expr_arg_iterator): New.
28020 (next_call_expr_arg): New.
28021 (first_call_expr_arg): New.
28022 (more_call_expr_args_p): New.
28023 (FOR_EACH_CALL_EXPR_ARG): New.
28025 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28026 and tcc_gimple_stmt.
28027 (tree_code_size): Update documentation. Use sizeof (tree) rather
28028 than sizeof (char *).
28029 (tree_size): Likewise. Add case for tcc_vl_exp.
28030 (tree_node_structure): Add case for tcc_vl_exp.
28031 (contains_placeholder_p): Likewise.
28032 (substitute_in_expr): Likewise.
28033 (substitute_placeholder_in_expr): Likewise.
28034 (stabilize_reference_1): Likewise.
28035 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28036 to diagnose breakage of this interface for constructing CALL_EXPRs.
28037 (build_nt): Add similar assertion here.
28038 (build_nt_call_list): New.
28039 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28040 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28042 (get_callee_fndecl): Use new CALL_EXPR accessors.
28043 (tree_operand_check_failed): Change parameters to pass entire node
28044 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28045 (process_call_operands): New.
28046 (build_vl_exp_stat): New.
28047 (build_call_list): New.
28048 (build_call_nary): New.
28049 (build_call_valist): New.
28050 (build_call_array): New.
28051 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28052 (call_expr_arglist): New.
28054 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28055 tcc_vl_exp instead of a fixed-size tcc_expression.
28057 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28058 accessors for CALL_EXPRs.
28059 (AGGR_INIT_EXPR): Likewise.
28061 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28062 Brooks Moses <brooks.moses@codesourcery.com>
28063 Lee Millward <lee.millward@codesourcery.com>
28065 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28066 (expand_builtin_nonlocal_goto): Change parameter to be entire
28067 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28068 (expand_builtin_prefetch): Likewise.
28069 (expand_builtin_classify_type): Likewise.
28070 (mathfn_built_in): Return NULL_TREE instead of 0.
28071 (expand_errno_check): Use new CALL_EXPR accessors.
28072 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28073 Return NULL_RTX instead of 0.
28074 (expand_builtin_mathfn_2): Likewise.
28075 (expand_builtin_mathfn_3): Likewise.
28076 (expand_builtin_interclass_mathfn): Likewise.
28077 (expand_builtin_sincos): Likewise.
28078 (expand_builtin_cexpi): Likewise.
28079 (expand_builtin_int_roundingfn): Likewise.
28080 (expand_builtin_int_roundingfn_2): Likewise.
28081 (expand_builtin_pow): Likewise.
28082 (expand_builtin_powi): Likewise.
28083 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28084 of arglist, fixing callers appropriately. Use new CALL_EXPR
28085 accessors and constructors. Return NULL_RTX instead of 0.
28086 (expand_builtin_strstr): Likewise.
28087 (expand_builtin_strchr): Likewise.
28088 (expand_builtin_strrchr): Likewise.
28089 (expand_builtin_strpbrk): Likewise.
28090 (expand_builtin_memcpy): Likewise.
28091 (expand_builtin_mempcpy): Likewise.
28092 (expand_builtin_mempcpy_args): New.
28093 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28094 (expand_builtin_memmove_args): New.
28095 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28096 (expand_movstr): Likewise.
28097 (expand_builtin_strcpy): Likewise.
28098 (expand_builtin_strcpy_args): New.
28099 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28100 (expand_builtin_strncpy): Likewise.
28101 (expand_builtin_memset): Likewise.
28102 (expand_builtin_memset_args): New.
28103 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28104 (expand_builtin_memcmp): Likewise.
28105 (expand_builtin_strcmp): Likewise.
28106 (expand_builtin_strncmp): Likewise.
28107 (expand_builtin_strcat): Likewise.
28108 (expand_builtin_strncat): Likewise.
28109 (expand_builtin_strspn): Likewise.
28110 (expand_builtin_strcspn): Likewise.
28111 (expand_builtin_args_info): Likewise.
28112 (expand_builtin_va_start): Likewise.
28113 (gimplify_va_arg_expr): Likewise.
28114 (expand_builtin_va_end): Likewise.
28115 (expand_builtin_va_copy): Likewise.
28116 (expand_builtin_frame_address): Likewise.
28117 (expand_builtin_alloca): Likewise.
28118 (expand_builtin_bswap): Likewise.
28119 (expand_builtin_unop): Likewise.
28120 (expand_builtin_fputs): Likewise.
28121 (expand_builtin_expect): Likewise.
28122 (expand_builtin_fabs): Likewise.
28123 (expand_builtin_copysign): Likewise.
28124 (expand_builtin_printf): Likewise.
28125 (expand_builtin_fprintf): Likewise.
28126 (expand_builtin_sprintf): Likewise.
28127 (expand_builtin_init_trampoline): Likewise.
28128 (expand_builtin_signbit): Likewise.
28129 (expand_builtin_fork_or_exec): Likewise.
28130 (expand_builtin_sync_operation): Likewise.
28131 (expand_builtin_compare_and_swap): Likewise.
28132 (expand_builtin_lock_test_and_set): Likewise.
28133 (expand_builtin_lock_release): Likewise.
28134 (expand_builtin): Likewise.
28135 (builtin_mathfn_code): Likewise.
28137 (fold_builtin_constant_p): Pass call arguments individually instead
28138 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28139 accessors and constructors. Return NULL_TREE instead of 0.
28140 (fold_builtin_expect): Likewise.
28141 (fold_builtin_classify_type): Likewise.
28142 (fold_builtin_strlen): Likewise.
28143 (fold_builtin_nan): Likewise.
28144 (integer_valued_real_p): Likewise.
28145 (fold_trunc_transparent_mathfn): Likewise.
28146 (fold_fixed_mathfn): Likewise.
28147 (fold_builtin_cabs): Likewise.
28148 (fold_builtin_sqrt): Likewise.
28149 (fold_builtin_cbrt): Likewise.
28150 (fold_builtin_cos): Likewise.
28151 (fold_builtin_cosh): Likewise.
28152 (fold_builtin_tan): Likewise.
28153 (fold_builtin_sincos): Likewise.
28154 (fold_builtin_cexp): Likewise.
28155 (fold_builtin_trunc): Likewise.
28156 (fold_builtin_floor): Likewise.
28157 (fold_builtin_ceil): Likewise.
28158 (fold_builtin_round): Likewise.
28159 (fold_builtin_int_roundingfn): Likewise.
28160 (fold_builtin_bitop): Likewise.
28161 (fold_builtin_bswap): Likewise.
28162 (fold_builtin_logarithm): Likewise.
28163 (fold_builtin_hypot): Likewise.
28164 (fold_builtin_pow): Likewise.
28165 (fold_builtin_powi): Likewise.
28166 (fold_builtin_exponent): Likewise.
28167 (fold_builtin_memset): Likewise.
28168 (fold_builtin_bzero): Likewise.
28169 (fold_builtin_memory_op): Likewise.
28170 (fold_builtin_bcopy): Deleted; call site changed to invoke
28171 fold_builtin_memory_op directly.
28172 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28173 (fold_builtin_strncpy): Likewise.
28174 (fold_builtin_memcmp): Likewise.
28175 (fold_builtin_strcmp): Likewise.
28176 (fold_builtin_strncmp): Likewise.
28177 (fold_builtin_signbit): Likewise.
28178 (fold_builtin_copysign): Likewise.
28179 (fold_builtin_isascii): Likewise.
28180 (fold_builtin_toascii): Likewise.
28181 (fold_builtin_isdigit): Likewise.
28182 (fold_builtin_fabs): Likewise.
28183 (fold_builtin_abs): Likewise.
28184 (fold_builtin_fmin_fmax): Likewise.
28185 (fold_builtin_carg): Likewise.
28186 (fold_builtin_classify): Likewise.
28187 (fold_builtin_unordered_cmp): Likewise.
28189 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28190 New functions split out from fold_builtin_1.
28191 (fold_builtin_n): New.
28192 (fold_builtin_varargs): New.
28193 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28195 (fold_call_expr): New.
28196 (build_function_call_expr): Rewrite to use new helper function.
28197 (fold_builtin_call_list): New.
28198 (build_call_expr): New.
28199 (fold_builtin_call_valist): New.
28200 (rewrite_call_expr): New.
28201 (validate_arg): New.
28202 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28203 of an arglist. Change return type to bool. Use new CALL_EXPR
28206 (fold_builtin_strstr): Pass call arguments individually instead
28207 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28208 accessors and constructors. Return NULL_TREE instead of 0.
28209 (fold_builtin_strchr): Likewise.
28210 (fold_builtin_strrchr): Likewise.
28211 (fold_builtin_strpbrk): Likewise.
28212 (fold_builtin_strcat): Likewise.
28213 (fold_builtin_strncat): Likewise.
28214 (fold_builtin_strspn): Likewise.
28215 (fold_builtin_strcspn): Likewise.
28216 (fold_builtin_fputs): Likewise.
28217 (fold_builtin_next_arg): Likewise.
28218 (fold_builtin_sprintf): Likewise.
28220 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28221 NULL_RTX instead of 0.
28222 (expand_builtin_memory_chk): Likewise.
28223 (maybe_emit_chk_warning): Likewise.
28224 (maybe_emit_sprintf_chk_warning): Likewise.
28226 (fold_builtin_object_size): Pass call arguments individually instead
28227 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28228 accessors and constructors. Return NULL_TREE instead of 0.
28229 (fold_builtin_memory_chk): Likewise.
28230 (fold_builtin_stxcpy_chk): Likewise.
28231 (fold_builtin_strncpy_chk): Likewise.
28232 (fold_builtin_strcat_chk): Likewise.
28233 (fold_builtin_strcat_chk): Likewise.
28234 (fold_builtin_strncat_chk): Likewise.
28235 (fold_builtin_sprintf_chk): Likewise.
28236 (fold_builtin_snprintf_chk): Likewise.
28237 (fold_builtin_printf): Likewise.
28238 (fold_builtin_vprintf): Likewise.
28240 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28242 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28243 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28244 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28245 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28246 (fold_unary): Likewise.
28247 (fold_binary): Likewise.
28248 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28249 ternary expressions.
28250 (fold): Add logic for tcc_vl_exp.
28251 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28252 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28253 (fold_build3_stat): Add assertion to flag broken interface for
28254 constructing CALL_EXPRs.
28255 (fold_build_call_list): New.
28256 (fold_build_call_list_initializer): New.
28257 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28259 (fold_strip_sign_ops): Likewise.
28261 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28262 Brooks Moses <brooks.moses@codesourcery.com>
28263 Lee Millward <lee.millward@codesourcery.com>
28265 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28266 accessors and dump arguments explicitly.
28268 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28270 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28272 (print_call_name): Use new CALL_EXPR accessors.
28274 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28275 CALL_EXPR arguments explicitly instead of as a list. Use
28276 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28278 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28279 (vrp_visit_stmt): Likewise.
28281 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28282 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28284 (force_move_till_expr): Likewise.
28286 * targhooks.c (default_external_stack_protect_fail): Use
28287 build_call_expr instead of build_function_call_expr.
28288 (default_hidden_stack_protect_fail): Likewise.
28290 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28293 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28294 and walk arguments explicitly.
28296 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28297 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28298 (expand_simple_operations): Likewise.
28299 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28301 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28302 of TREE_CODE_LENGTH.
28303 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28305 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28306 instead of TREE_CODE_LENGTH.
28308 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28309 (tree_ic_transform): Likewise.
28310 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28311 parameter instead of arglist. Fix callers.
28312 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28313 (tree_stringops_transform): Likewise.
28314 (tree_indirect_call_to_profile): Likewise.
28315 (tree_stringops_values_to_profile): Likewise.
28317 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28318 (eliminate_tail_call): Likewise.
28320 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28322 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28323 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28325 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28327 * omp-low.c (build_omp_barrier): Use build_call_expr.
28328 (lower_rec_input_clauses): Likewise.
28329 (lower_reduction_clauses): Likewise.
28330 (expand_parallel_call): Likewise.
28331 (maybe_catch_exception): Likewise.
28332 (expand_omp_for_generic): Likewise.
28333 (expand_omp_for_static_nochunk): Likewise.
28334 (expand_omp_sections): Likewise.
28335 (lower_omp_single_simple): Likewise.
28336 (lower_omp_single_copy): Likewise.
28337 (lower_omp_master): Likewise.
28338 (lower_omp_ordered): Likewise.
28339 (lower_omp_critical): Likewise.
28341 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28342 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28344 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28345 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28346 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28348 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28349 and generalize to handle any number of operands.
28350 (chrec_contains_undetermined): Likewise.
28351 (tree_contains_chrecs): Likewise.
28352 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28354 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28356 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28357 fold_call_expr instead of fold_builtin.
28358 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28359 match declarations there.
28360 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28363 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28364 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28366 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28367 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28369 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28372 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28373 (execute_cse_sincos): Use new CALL_EXPR accessors.
28375 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28377 * gimple-low.c (lower_function_body): Use build_call_expr.
28378 (lower_builtin_setjmp): Likewise.
28380 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28381 (set_storage_via_libcall): Likewise.
28382 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28383 instead of TREE_CODE_LENGTH.
28384 (expand_expr_real_1): Use new CALL_EXPR accessors.
28386 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28387 generalize to handle any number of operands.
28388 (TB_parent_eq): Likewise.
28390 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28391 (strip_builtin_expect): Likewise.
28393 * function.c (gimplify_parameters): Use build_call_expr.
28395 * tree-vectorizer.c (vect_is_simple_reduction): Use
28396 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28398 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28399 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28401 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28404 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28405 (gimplify_decl_expr): Likewise.
28406 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28407 Use new CALL_EXPR iterators.
28408 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28409 (gimplify_modify_expr_to_memset): Likewise.
28410 (gimplify_variable_sized_compare): Likewise.
28411 (gimplify_omp_atomic_fetch_op): Likewise.
28412 (gimplify_omp_atomic_pipeline): Likewise.
28413 (gimplify_omp_atomic_mutex): Likewise.
28414 (gimplify_function_tree): Likewise.
28416 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28417 (call_expr_flags): Likewise.
28418 (expand_call): Likewise.
28420 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28421 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28424 * coverage.c (create_coverage): Use build_call_expr.
28426 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28427 (temp_call_expr_obstack): New.
28428 (pool_copy_list): Delete.
28429 (temp_copy_call_expr): New.
28430 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28431 CALL_EXPR accessors. Get rid of special goo for copying argument
28432 lists and use temp_copy_call_expr instead.
28433 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28434 CALL_EXPR accessors.
28435 (create_expression_by_pieces): Likewise. Use build_call_array
28436 to construct the result instead of fold_build3.
28437 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28438 dealing with argument lists.
28439 (init_pre): Remove references to expression_node_pool and
28440 list_node_pool. Init temp_call_expr_obstack instead.
28441 (fini_pre): Remove references to expression_node_pool and
28444 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28445 and walk arguments explicitly instead of as a list.
28447 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28448 (mx_register_decls): Likewise.
28449 (mudflap_register_call): Likewise.
28450 (mudflap_finish_file): Likewise.
28452 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28453 (ipa_callsite_compute_param): Likewise.
28455 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28456 accessors and constructor.
28458 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28459 accessors and constructor.
28460 (convert_tramp_reference): Likewise.
28461 (convert_call_expr): Likewise.
28462 (finalize_nesting_tree_1): Likewise.
28464 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28467 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28469 * tree-inline.c (initialize_inlined_parameters): Pass entire
28470 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28472 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28473 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28475 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28476 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28477 (vectorizable_reduction): Likewise.
28478 (vectorizable_call): Use new CALL_EXPR iterators.
28479 (vectorizable_conversion): Use build_call_expr.
28480 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28481 (vect_gen_widened_results_half): Use build_call_expr.
28482 (vect_setup_realignment): Likewise.
28483 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28485 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28486 (pass_through_call): Likewise.
28487 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28490 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28491 (tree_gen_pow2_profiler): Likewise.
28492 (tree_gen_one_value_profiler): Likewise.
28493 (tree_gen_ic_func_profiler): Likewise.
28494 (tree_gen_average_profiler): Likewise.
28495 (tree_gen_ior_profiler): Likewise.
28497 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28498 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28499 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28501 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28502 of TREE_CODE_LENGTH.
28504 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28505 of TREE_CODE_LENGTH.
28507 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28509 (convert_to_integer): Likewise.
28511 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28514 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28515 Brooks Moses <brooks.moses@codesourcery.com>
28516 Lee Millward <lee.millward@codesourcery.com>
28518 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28520 * config/frv/frv.c (frv_expand_builtin): Likewise.
28521 * config/s390/s390.c (s390_expand_builtin): Likewise.
28523 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28524 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28526 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28527 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28528 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28529 (ix86_expand_store_builtin): Likewise.
28530 (ix86_expand_unop_builtin): Likewise.
28531 (ix86_expand_unop1_builtin): Likewise.
28532 (ix86_expand_sse_compare): Likewise.
28533 (ix86_expand_sse_comi): Likewise.
28534 (ix86_expand_vec_init_builtin): Likewise.
28535 (ix86_expand_vec_ext_builtin): Likewise.
28536 (ix86_expand_vec_set_builtin): Likewise.
28537 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28539 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28540 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28542 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28543 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28544 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28546 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28548 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28549 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28550 arglist. Use new CALL_EXPR accessors. Fix callers.
28551 (altivec_expand_abs_builtin): Likewise.
28552 (rs6000_expand_binop_builtin): Likewise.
28553 (altivec_expand_predicate_builtin): Likewise.
28554 (altivec_expand_lv_builtin): Likewise.
28555 (spe_expand_stv_builtin): Likewise.
28556 (altivec_expand_stv_builtin): Likewise.
28557 (rs6000_expand_ternop_builtin): Likewise.
28558 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28559 (altivec_expand_st_builtin): Likewise.
28560 (altivec_expand_dst_builtin): Likewise.
28561 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28562 arglist. Use new CALL_EXPR accessors. Fix callers.
28563 (altivec_expand_vec_set_builtin): Likewise.
28564 (altivec_expand_vec_ext_builtin): Likewise.
28565 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28566 (spe_expand_builtin): Likewise.
28567 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28568 arglist. Use new CALL_EXPR accessors. Fix callers.
28569 (spe_expand_evsel_builtin): Likewise.
28570 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28571 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28573 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28574 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28575 (arm_expand_unop_builtin): Likewise.
28576 (arm_expand_builtin): Use new CALL_EXPR accessors.
28578 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28581 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28582 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28584 (bfin_expand_unop_builtin): Likewise.
28585 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28587 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28588 Brooks Moses <brooks.moses@codesourcery.com>
28589 Lee Millward <lee.millward@codesourcery.com>
28591 * c-semantics.c (build_stmt): Add internal diagnostic check.
28593 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28594 accessors. Print arguments explicitly instead of as a list.
28596 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28598 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28599 (c_finish_omp_flish): Likewise.
28601 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28602 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28603 instead of TREE_CODE_LENGTH.
28604 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28605 (c_warn_unused_result): Likewise.
28607 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28610 * doc/invoke.texi (Warning Options): Remove
28611 -Werror-implicit-function-declaration.
28612 (Wimplicit-function-declaration): Update description.
28613 * opts.c (common_handle_option): Move handling of -Werror=* to...
28614 (enable_warning_as_error): ...here.
28615 * opts.h (enable_warning_as_error): Declare.
28616 * c-decl.c (implicit_decl_warning): Unless
28617 -Wno-implicit-function-declaration is given, emit a pedwarn if
28618 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28619 * c.opt (Wimplicit-function-declaration): Replace
28620 mesg_implicit_function_declaration with
28621 warn_implicit_function_declaration.
28622 * c-opts.c (c_common_handle_option):
28623 -Werror-implicit-function-declaration is exactly equal as
28624 -Werror=implicit-function-declaration.
28625 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28626 warn_implicit_function_declaration.
28627 (c_common_post_options): -Wimplict-function-declaration is enabled
28628 by default by -std=c99, otherwise is disabled by default.
28629 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28631 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28633 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28634 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28635 former is ignored but not the latter.
28637 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28639 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28640 is made and the reference doesn't use the alias set of its type,
28641 do not create the temporary using that type.
28643 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28645 * jump.c: Remove prototypes for delete_computation and
28646 delete_prior_computation.
28648 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28650 * jump.c (get_label_after): Delete.
28651 (get_label_before, delete_computation, delete_jump,
28652 delete_prior_computation, follow_jumps): Move...
28653 * reorg.c (delete_computation, delete_prior_computation): ... here...
28654 (get_label_before, delete_jump): ... making these static ...
28655 (follow_jumps): ... and simplifying this since it only runs after
28657 * rtl.h (get_label_after, get_label_before, delete_jump,
28658 follow_jumps): Delete prototypes.
28660 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28662 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28664 2007-02-15 Nick Clifton <nickc@redhat.com>
28666 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28667 order to prevent it from being munged by the target.
28669 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28671 * config/i386/i386.md: Remove misleading comment.
28673 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28675 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28676 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28679 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28681 * tree-sra.c (instantiate_missing_elements): Canonicalize
28683 (sra_build_assignment): New.
28684 (generate_copy_inout, generate_element_copy,
28685 generate_element_zero, generate_one_element_init): Use it.
28687 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28689 * tree-sra.c (instantiate_missing_elements): Canonicalize
28691 (sra_build_assignment): New.
28692 (generate_copy_inout, generate_element_copy,
28693 generate_element_zero, generate_one_element_init): Use it.
28695 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28697 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28700 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28702 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28703 types as aggregates not scalars.
28704 * function.c (assign_stack_temp_for_type): Likewise.
28706 2007-02-14 Roger Sayle <roger@eyesopen.com>
28707 Zdenek Dvorak <dvorakz@suse.cz>
28709 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28712 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28714 * passes.c (next_pass_1): Clear the next field of the copied
28717 2007-02-14 Richard Henderson <rth@redhat.com>
28719 * tree-sra.c (early_sra): New.
28720 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28721 (tree_sra_early, pass_sra_early): New.
28722 * tree-pass.h (pass_sra_early): Declare.
28723 * passes.c (init_optimization_passes): Use it.
28725 2007-02-14 Richard Guenther <rguenther@suse.de>
28727 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28729 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28731 PR tree-optimization/30771
28732 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28734 (vect_analyze_operations): Induction phis can now be marked as
28736 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28737 Update documentation accordingly.
28739 2007-02-14 Nick Clifton <nickc@redhat.com>
28741 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28742 most 3 arguments are supported.
28743 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28745 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28747 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28748 Ensure dst->current is valid.
28750 2007-02-13 Paul Brook <paul@codesourcery.com>
28752 * config.gcc: Add arm*-*-uclinux-*eabi.
28753 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28754 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28755 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28756 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28757 (LINK_SPEC): Define.
28758 (LIB_SPEC): Define.
28759 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28761 * config/arm/uclinux-eabi.h: New file.
28762 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28763 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28766 2007-02-13 Ian Lance Taylor <iant@google.com>
28768 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28769 * flags.h (warn_strict_overflow): Declare.
28770 (enum warn_strict_overflow_code): Define.
28771 (issue_strict_overflow_warning): New static inline function.
28772 * opts.c (warn_strict_overflow): New variable.
28773 (common_handle_option): Handle OPT_Wstrict_overflow and
28774 OPT_Wstrict_overflow_.
28775 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28777 * fold-const.c: Include intl.h.
28778 (fold_deferring_overflow_warnings): New static variable.
28779 (fold_deferred_overflow_warning): New static variable.
28780 (fold_deferred_overflow_code): New static variable.
28781 (fold_defer_overflow_warnings): New function.
28782 (fold_undefer_overflow_warnings): New function.
28783 (fold_undefer_and_ignore_overflow_warnings): New function.
28784 (fold_deferring_overflow_warnings_p): New function.
28785 (fold_overflow_warning): New static function.
28786 (make_range): Add strict_overflow_p parameter. Change all
28788 (extract_muldiv, extract_muldiv_1): Likewise.
28789 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28790 tree_expr_nonnegative_p.
28791 (fold_negate_expr): Call fold_overflow_warning.
28792 (fold_range_test): Likewise.
28793 (fold_comparison): Likewise.
28794 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28795 instead of tree_expr_nonnegative_p.
28796 (tree_expr_nonnegative_warnv_p): Rename from
28797 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28798 (tree_expr_nonnegative_p): New function.
28799 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28800 strict_overflow_p parameter.
28801 (tree_expr_nonzero_p): New function.
28802 * passes.c (verify_interpass_invariants): New static function.
28803 (execute_one_pass): Call it.
28804 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28806 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28807 (estimate_numbers_of_iterations): Likewise.
28808 (scev_probably_wraps_p): Likewise.
28809 * tree-ssa-ccp.c: Include "toplev.h".
28810 (evaluate_stmt): Defer fold overflow warnings until we know we are
28812 (struct fold_stmt_r_data): Add stmt field.
28813 (fold_stmt_r): Defer fold overflow warnings until we know we
28815 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28816 (fold_stmt_inplace): Likewise.
28817 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28818 (cleanup_control_expr_graph): Defer fold overflow warnings until
28819 we know we are going to optimize.
28820 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28821 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28823 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28824 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28825 * tree-ssa-loop-manip.c (create_iv): Likewise.
28826 * c-typeck.c (build_conditional_expr): Likewise.
28827 (build_binary_op): Likewise.
28828 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28829 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28830 (extract_range_from_unary_expr): Likewise.
28831 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28832 assuming that signed overflow does not occur.
28833 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28834 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28835 (fold_defer_overflow_warnings): Declare.
28836 (fold_undefer_overflow_warnings): Declare.
28837 (fold_undefer_and_ignore_overflow_warnings): Declare.
28838 (fold_deferring_overflow_warnings_p): Declare.
28839 (tree_expr_nonzero_warnv_p): Declare.
28840 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28841 of warning options.
28842 (Warning Options): Document -Wstrict-overflow.
28843 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28844 (tree-ssa-ccp.o): Likewise.
28845 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28846 (fold-const.o): Depend on intl.h.
28848 2007-02-13 Ian Lance Taylor <iant@google.com>
28850 PR middle-end/30751
28851 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28854 2007-02-13 Stuart Hastings <stuart@apple.com>
28856 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28858 2007-02-13 Richard Henderson <rth@redhat.com>
28860 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28861 handled_component_p before looking for the indirect_ref.
28863 2007-02-13 Richard Henderson <rth@redhat.com>
28865 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28866 remove flags clobber.
28867 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28868 (bswaphi_lowpart): New.
28869 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28870 remove TARGET_BSWAP test. Delete expander of the same name.
28872 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28873 (expand_unop): Use them.
28875 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28877 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28878 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28879 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28880 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28881 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28882 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28883 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28884 assembler dialect choice from asm templates.
28886 2007-02-12 Richard Henderson <rth@redhat.com>
28888 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28889 (fixuns_trunc<SSEMODEF>si2): Use it.
28890 * config/i386/sse.md (vec_setv4sf_0): Export.
28891 * config/i386/i386.c (ix86_build_const_vector): Export.
28892 (ix86_split_convert_uns_si_sse): Rename from
28893 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28894 * config/i386/i386-protos.h: Update.
28896 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28899 * c-typeck.c (c_finish_return): Improve warning message.
28901 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28903 * alias.c (find_symbolic_term): Delete unused function.
28905 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28907 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28908 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28909 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28911 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28913 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28914 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28915 the function, temporarily point the debug interface to the null one.
28917 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28919 * dwarf2out.c (round_up_to_align): New static function.
28920 (field_byte_offset): Use it to round the offset.
28922 2007-02-12 Richard Henderson <rth@redhat.com>
28924 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28925 (inswl_const): Export.
28927 2007-02-12 Richard Henderson <rth@redhat.com>
28929 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28930 result mode of the libcall, convert back to outmode.
28932 2007-02-12 Roger Sayle <roger@eyesopen.com>
28934 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28935 (bswapdi2): New define_expand to implement 32-bit implementation.
28937 2007-02-12 Nick Clifton <nickc@redhat.com>
28939 * doc/invoke.texi (Overall Options): Document --help=.
28940 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28941 (cc1_options): Pass --help= on to cc1.
28942 (display_help): Add description of --help=.
28943 (process_command): Add code to handle --help=. Allow translated
28944 --help and --target-help switches to be passed on to compiler
28946 (main): Remove unused if statement.
28947 * opts.c (columns): Remove.
28948 (LEFT_COLUMN): Define.
28949 (wrap_help): Add columns argument.
28950 (print_filtered_help): Change parameters to be an include bitmask,
28951 an exclude bitmask, an any bitmask and the column width. Move the
28952 code to display the params list here. Add code to display the
28953 status of options rather than their descriptions if the quiet flag
28955 (print_specific_help): Change parameters to be an include bitmask,
28956 an exclude bitmask and an any bitmask. Move code to look up the
28957 column width here. Decide upon the title for an options listing.
28958 (common_handle_options): Add code to handle --help=. Adapt code
28959 for --help and --target-help to use the revised form of the
28960 print_specific_help function.
28961 (print_help): Delete.
28962 (print_param_help): Delete.
28963 (print_switch): Delete.
28964 * opts.h (cl_lang_count): Add prototype.
28965 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28966 CL_MAX_OPTION_CLASS): New defines.
28967 * optc-gen.awk: Add construction of cl_lang_count.
28968 * c.opt: Add Warning attribute to warning options and Optimization
28969 attribute to optimization options.
28970 * common.opt: Likewise.
28972 Add -fhelp and -ftarget-help as aliases for the transformed --help
28973 and --target-help options.
28974 * opt-functions.awk: Add code to handle Warning and Optimization
28977 2007-02-12 Richard Henderson <rth@redhat.com>
28979 * config/alpha/constraints.md: New file.
28980 * config/alpha/alpha.c: Include tm-constrs.h.
28981 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28982 alpha_extra_constraint): Remove.
28983 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28984 * config/alpha/alpha-protos.h: Update.
28985 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28986 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28987 (EXTRA_CONSTRAINT): Remove.
28988 * config/alpha/alpha.md: Include constraints.md.
28989 (adddi splitter): Use satisfies_constraint_*.
28990 * config/alpha/predicates.md (add_operand): Likewise.
28991 (sext_add_operand, addition_operation): Likewise.
28993 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28995 PR tree-optimization/29145
28996 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28997 in our handling of restrict qualified pointers.
28999 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29002 * doc/invoke.texi (Wunused-value): Update description.
29003 (Wextra): Delete item.
29004 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29005 value of Wunused-value.
29006 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29007 (c_finish_stmt_expr): Don't check extra_warnings.
29008 (emit_side_effect_warnings): The caller is responsible to check
29011 2007-02-11 Roger Sayle <roger@eyesopen.com>
29012 Matt Thomas <matt@3am-software.com>
29014 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29016 2007-02-11 Roger Sayle <roger@eyesopen.com>
29018 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29019 comparisons of POPCOUNT against zero.
29020 (simplify_const_relational_operation): Likewise.
29022 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29024 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29026 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29028 * dwarf2out.c (root_type): Delete unused function.
29030 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29032 * genattrtab.c (contained_in_p): Delete unused function.
29033 (write_expr_attr_cache): Likewise.
29035 2007-02-11 Jan Hubicka <jh@suse.cz>
29037 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29040 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29042 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29043 to add the REG_EQ* note.
29044 * see.c (see_merge_one_use_extension): Likewise.
29045 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29046 turn REG_EQUAL notes into REG_EQUIV notes if the target
29047 register may have more than one set.
29048 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29049 * gcse.c (try_replace_reg): Likewise.
29050 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29051 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29052 more than one REG_EQUIV note.
29053 * reload1.c (gen_reload): Use set_unique_reg_note.
29055 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29057 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29058 (ix86_builtin_conversion): New function.
29060 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29063 * tree.h (DECL_REPLACEABLE_P): New macro.
29064 * except.c (set_nothrow_function_flags): Likewise.
29066 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29067 Ira Rosen <irar@il.ibm.com>
29068 Dorit Nuzman <dorit@il.ibm.com>
29070 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29071 * targhooks.c (default_builtin_vectorized_conversion): New.
29072 * targhooks.h (default_builtin_vectorized_function): New declaration.
29073 * target.h (struct vectorize): Add builtin_conversion field.
29074 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29075 stmt_vec_info_type value.
29076 (vectorizable_conversion): New declaration.
29077 * tree-vect-analyze.c (vect_analyze_operations): Add
29078 vectorizable_conversion call.
29079 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29080 * tree-vect-transform.c (vectorizable_conversion): New function.
29081 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29082 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29084 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29085 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29086 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29087 or ALTIVEC_BUILTIN_VCFSX.
29089 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29092 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29093 CONST_DOUBLE and operand 0 is a hard register.
29094 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29095 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29096 is a hard floating-point register.
29098 2007-02-10 Richard Henderson <rth@redhat.com>
29099 Jakub Jelinek <jakub@redhat.com>
29100 Alexandre Oliva <aoliva@redhat.com>
29102 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29103 * builtin-types.def (BT_WORD): Make unsigned.
29104 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29105 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29106 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29107 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29108 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29109 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29111 * expr.c (emutls_var_address): New.
29112 (expand_expr_real_1): Expand emulated tls.
29113 (expand_expr_addr_expr_1): Likewise.
29114 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29115 * output.h (emutls_finish): Declare.
29116 * toplev.c (compile_file): Call it.
29117 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29118 address before wrapping in CONST.
29119 * varasm.c (emutls_htab, emutls_object_type): New.
29120 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29121 (get_emutls_object_name, get_emutls_object_type): New.
29122 (get_emutls_init_templ_addr, emutls_decl): New.
29123 (emutls_common_1, emutls_finish): New.
29124 (assemble_variable): When emulating tls, swap decls; generate
29125 constructor for the emutls objects.
29126 (do_assemble_alias): When emulating tls, swap decl and target name.
29127 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29129 * varpool.c (decide_is_variable_needed): Look at force_output.
29130 Recurse for emulated tls.
29131 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29132 with decide_is_variable_needed.
29133 * emutls.c: New file.
29134 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29135 tls_object for real tls.
29137 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29139 PR rtl-optimization/29599
29140 * reload1.c (eliminate_regs_in_insn): Take the destination
29141 mode into account when computing the offset.
29143 2007-02-09 Stuart Hastings <stuart@apple.com>
29144 Richard Henderson <rth@redhat.com>
29146 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29147 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29148 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29149 fixuns_truncdfhi2): New.
29150 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29151 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29152 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29153 (floatunssidf2): Allow nonimmediate source.
29154 * config/i386/sse.md (movdi_to_sse): New.
29155 (vec_concatv2di): Drop '*'.
29156 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29157 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29158 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29160 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29161 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29162 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29163 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29164 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29165 ix86_build_const_vector.
29166 (x86_emit_floatuns): Rewrite.
29168 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29170 * genautomata.c (longest_path_length): Delete unused function.
29171 (struct state): Delete unused longest_path_length.
29172 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29173 (get_free_state): Delete unused.
29175 2007-02-09 Jan Hubicka <jh@suse.cz>
29177 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29178 * doc/invoke.texi (inline-unit-growth): Update default value.
29180 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29181 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29182 (rebuild_cgraph_edges): Likewise.
29183 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29184 (dump_cgraph_node): Dump frequencies.
29185 (cgraph_clone_edge): Add frequency scales.
29186 (cgraph_clone_node): Add freuqnecy.
29187 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29188 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29189 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29190 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29191 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29192 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29193 (save_inline_function_body): Likewise.
29194 * ipa-inline.c: inluce rtl.h
29195 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29196 (cgraph_edge_badness): Use frequencies.
29197 (cgraph_decide_recursive_inlining): Update clonning.
29198 (cgraph_decide_inlining_of_small_function): Dump frequency.
29199 * predict.c (estimate_bb_frequencies): Export.
29200 * predict.h (estimate_bb_frequencies): Declare.
29201 * tree-inline.c (copy_bb): Watch overflows.
29202 (expand_call_inline): Update call of cgraph_create_edge.
29203 (optimize_inline_calls): Use TODO flags to update frequnecies.
29204 * passes.h: Include predict.h
29205 (init_optimization_passes): Move profile ahead.
29206 (execute_function_todo): Handle TODO_rebuild_frequencies.
29208 2007-02-09 Roger Sayle <roger@eyesopen.com>
29210 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29211 the insbl or inswl pattern into a register.
29213 2007-02-09 Roger Sayle <roger@eyesopen.com>
29215 * config/ia64/ia64.md (bswapdi2): New define_insn.
29217 2007-02-09 Richard Henderson <rth@redhat.com>
29219 * config/i386/constraints.md (Ym): New constraint.
29220 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29221 (movdi_1_rex64): Split sse and xmm general register moves from
29222 memory move alternatives. Use conditional register constraints.
29223 (movsf_1, movdf_integer): Likewise.
29224 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29225 (movdf_integer_rex64): New.
29226 (pushsf_rex64): Fix output constraints.
29227 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29228 (sse2_stored): Likewise.
29229 (sse2_storeq_rex64): New.
29230 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29231 amd and not generic.
29232 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29233 for optimize_size. Remove SF/DFmode hack.
29235 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29237 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29240 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29241 Richard Sandiford <richard@codesourcery.com>
29243 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29244 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29245 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29246 m68k/t-mlib to tmake_file.
29247 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29248 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29249 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29250 Allow it to be cf or m68k. Set m68k_arch_family. If that
29251 variable is not empty, add t-$m68k_arch_family to tmake_file.
29252 Add t-mlibs to tmake_file.
29253 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29254 * config/m68k/t-cf: New file.
29255 * config/m68k/t-m68k: Likewise.
29256 * config/m68k/t-mlibs: Likewise.
29257 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29258 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29259 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29260 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29261 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29263 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29264 (INSTALL_LIBGCC): Delete.
29265 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29266 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29267 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29268 (M68K_MLIB_CPU): Define.
29269 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29270 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29271 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29273 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29274 Richard Guenther <rguenther@suse.de>
29276 PR middle-end/23361
29277 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29278 against INT_MIN/INT_MAX.
29279 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29280 file if a loop is removed.
29282 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29284 * calls.c (store_one_arg): Pass correct alignment to
29285 emit_push_insn for non-BLKmode values.
29286 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29287 unaligned stack slot via a suitably aligned slot.
29289 2007-02-08 DJ Delorie <dj@redhat.com>
29291 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29293 (legal_subregs): Use unsigned char, make const.
29294 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29296 2007-02-08 Paul Brook <paul@codesourcery.com>
29298 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29299 special interworking needed.
29301 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29303 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29304 conditional to __SSE2__.
29305 (Entries below should have been added to first ChangeLog
29306 entry for amdfam10 dated 2007-02-05)
29307 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29309 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29311 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29314 2007-02-08 DJ Delorie <dj@redhat.com>
29316 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29317 * config/m32c/m32c.c (legal_subregs): New.
29318 (m32c_illegal_subreg_p): New.
29319 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29320 unsupported subregs of hard regs.
29322 2007-02-08 Jan Hubicka <jh@suse.cz>
29324 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29325 the same one; always update histograms.
29327 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29329 * passes.c (init_optimization_passes): Tidy comment.
29331 2007-02-08 Roger Sayle <roger@eyesopen.com>
29333 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29334 strip zero_extend, bswap and rotates from POCOUNT's argument.
29335 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29336 zero_extend and rotates from PARITY's argument.
29337 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29338 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29339 of an integer constant at compile-time.
29341 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29344 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29346 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29349 * tree-ssa-live.c (remove_unused_locals): Do not remove
29350 TREE_ADDRESSABLE variables.
29351 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29352 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29353 FOR_CLOBBER. Update all users.
29354 If VAR has an associated alias set, add a virtual operand for
29355 it if no alias is found to conflict with the memory reference.
29357 2007-02-07 Jan Hubicka <jh@suse.cz>
29358 Robert Kidd <rkidd@crhc.uiuc.edu>
29360 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29362 2007-02-07 Ian Lance Taylor <iant@google.com>
29364 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29366 2007-02-07 Roger Sayle <roger@eyesopen.com>
29368 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29369 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29370 tablejumpdi, movsi_to_cr_one): Remove constraints from
29371 define_expand's match_operands.
29373 2007-02-07 Roger Sayle <roger@eyesopen.com>
29375 * global.c (compute_regsets): Move declatation of "i" inside of
29376 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29378 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29381 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29382 of INDIRECT_REF <RESULT_DECL>.
29384 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29386 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29387 Kaz Kojima <kkojima@gcc.gnu.org>
29390 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29392 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29394 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29396 * doc/loop.texi: Document possibility not to perform disambiguation
29397 of loops with multiple latches.
29398 * cfgloopmanip.c (alp_enum_p): Removed.
29399 (add_loop): Handle subloops. Use get_loop_body_with_size.
29400 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29401 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29402 the new forwarder block.
29403 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29404 Handle the case latch is NULL.
29405 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29406 modifications when marking loop exits.
29407 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29409 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29410 disambiguate_loops_with_multiple_latches.
29411 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29412 before fix_loop_structure.
29413 * cfgloop.c: Include pointer-set.h and output.h.
29414 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29415 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29416 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29417 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29418 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29419 disambiguate_multiple_latches, get_loop_body_with_size,
29420 disambiguate_loops_with_multiple_latches): New functions.
29421 (flow_loop_dump): Dump multiple latch edges.
29422 (flow_loop_nodes_find): Handle loops with multiple latches.
29423 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29424 (glb_enum_p): Modified.
29425 (get_loop_body): Use get_loop_body_with_size.
29426 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29427 (AVOID_CFG_MODIFICATIONS): New constant.
29428 (disambiguate_loops_with_multiple_latches, add_loop,
29429 get_loop_body_with_size): Declare.
29430 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29432 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29434 PR inline-asm/28686
29435 * global.c (compute_regsets): New function.
29436 (global_alloc): Refactored ELIMINABLE_REGSET
29437 and NO_GLOBAL_ALLOC_REGS computation out.
29438 (rest_of_handle_global_alloc): Call compute_regsets()
29439 for non-optimizing case.
29441 2007-02-06 Richard Henderson <rth@redhat.com>
29443 * config/i386/constraints.md (Y2): Rename from Y.
29444 (Yi): New constraint.
29445 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29446 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29447 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29448 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29449 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29450 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29451 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29452 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29453 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29454 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29455 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29456 vec_extractv2si_1): Change Y constraints to Y2.
29457 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29458 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29459 Change Y constraints to Y2.
29460 (sse2_loadld): Change Y constraints to x.
29462 2007-02-06 Roger Sayle <roger@eyesopen.com>
29464 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29465 (parity<mode>2): New define_expand using rs6000_emit_parity.
29466 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29467 rs6000_emit_parity): New functions.
29468 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29469 rs6000_emit_parity): Prototype here.
29471 2007-02-06 Ian Lance Taylor <iant@google.com>
29473 * lower-subreg.c (simple_move_operand): Reject CONST.
29474 (resolve_clobber): Call validate_change rather than directly
29475 assigning to XEXP (pat, 0).
29477 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29479 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29480 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29481 (tree-cfg.o): Remove hashtab.h dependency.
29483 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29484 (struct ivopts_data): Change niters to pointer_map_t.
29485 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29486 (niter_for_exit): Create pointer_map on demand. Change for
29488 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29489 (free_loop_data): Destroy data->niters if created and reset field.
29490 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29491 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29493 * tree-ssa-reassoc.c: Include pointer-set.h.
29494 (bb_rank): Change to long *.
29495 (operand_rank): Change to pointer_map_t.
29496 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29497 (insert_operand_rank): Accept long.
29498 (operand_entry_hash, operand_entry_eq): Remove.
29499 (get_rank): Return long. Adjust for changes above.
29500 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29502 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29504 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29505 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29506 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29508 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29509 directly since it cannot be NULL.
29510 (get_vi_for_tree): Rewrite for pointer_map API.
29511 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29512 (init_alias_vars): Create vi_for_tree as pointer_map.
29513 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29515 * tree-cfg.c: Don't include hashtab.h.
29516 (edge_to_cases): Declare as pointer_map.
29517 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29519 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29520 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29521 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29523 (record_switch_edge): Delete.
29524 (get_cases_for_edge): Adjust for pointer_map API, inline
29525 record_switch_edge (rewritten for new API), remove goto.
29527 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29529 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29530 * tree-nested.c: Include pointer-set.h.
29531 (var_map_elt, var_map_eq, var_map_hash): Delete.
29532 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29533 to pointer_map_t's.
29534 (nesting_info_bitmap_obstack): New.
29535 (lookup_field_for_decl): Adjust for pointer_map API.
29536 (lookup_tramp_for_decl): Adjust for pointer_map API.
29537 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29538 (get_local_debug_decl): Adjust for pointer_map API.
29539 (convert_nl_goto_reference): Adjust for pointer_map API.
29540 (convert_nl_goto_receiver): Adjust for pointer_map API.
29541 (create_nesting_tree): Create outside GGC space. Create bitmap on
29542 the new obstack. Create field_map and var_map as pointer_maps.
29543 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29545 (lower_nested_functions): Move root here, no need to NULL it.
29546 Initialize and release the obstack.
29548 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29550 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29551 Remove prototypes and make them non-static.
29552 (struct tree_int_map): Remove.
29553 * tree.h (struct tree_int_map): Move here, turning TO into an
29555 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29557 * tree.h (TREE_COMPLEXITY): Remove.
29558 (struct tree_exp): Remove complexity field.
29559 * tree.c (build1_stat): Don't set it.
29561 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29562 Victor Kaplansky <victork@il.ibm.com>
29564 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29565 (vect_is_simple_reduction): Support reduction with induction as
29566 one of the operands.
29567 (vect_is_simple_iv_evolution): Fix formatting.
29568 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29569 formatting. Don't mark induction phis for vectorization.
29570 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29571 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29572 (vect_get_vec_def_for_operand): Support induction.
29573 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29575 (vectorizable_reduction): Support reduction with induction as one of
29577 (vectorizable_type_demotion): Use def-type of stmt argument rather
29578 than dummy def-type.
29580 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29581 flag_tree_scev_cprop.
29582 * common.opt (tree-scev-cprop): New flag.
29584 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29585 call to vect_get_new_vect_var.
29587 2007-02-06 Ira Rosen <irar@il.ibm.com>
29589 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29590 vectype is not NULL.
29591 (vect_pattern_recog_1): Likewise.
29593 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29595 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29596 (fold_negate_expr): Likewise.
29598 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29601 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29602 even if cv-qualification is the same.
29604 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29606 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29607 __enable_execute_stack on completion.
29609 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29611 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29612 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29613 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29614 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29615 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29616 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29617 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29618 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29620 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29622 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29623 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29624 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29625 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29626 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29627 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29628 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29629 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29630 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29631 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29632 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29633 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29634 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29635 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29636 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29637 sqrtextenddfxf2_i387): Added amdfam10_decode.
29639 * config/i386/athlon.md (athlon_idirect_amdfam10,
29640 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29641 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29642 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29643 athlon_ivector_store_amdfam10): New define_insn_reservation.
29644 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29647 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29649 * config/i386/athlon.md (athlon_call_amdfam10,
29650 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29651 define_insn_reservation.
29652 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29653 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29654 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29656 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29658 * config/i386/athlon.md (athlon_sseld_amdfam10,
29659 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29660 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29662 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29664 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29665 define_insn_reservation.
29666 * config/i386/i386.md (sseins): Added sseins to define_attr type
29667 and define_attr unit.
29668 * config/i386/sse.md: Set type attribute to sseins for insertq
29671 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29673 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29674 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29675 ssecomi_load_amdfam10, ssecomi_amdfam10,
29676 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29677 define_insn_reservation.
29678 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29680 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29682 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29683 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29684 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29685 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29686 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29687 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29688 define_insn_reservation.
29690 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29691 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29692 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29693 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29694 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29698 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29699 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29700 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29701 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29702 athlon_ssemul_load_k8): Added amdfam10.
29704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29706 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29707 (x86_sse_unaligned_move_optimal): New variable.
29709 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29711 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29712 for unaligned vector SSE double/single precision loads for AMDFAM10.
29714 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29716 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29717 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29718 Define TARGET_CPU_DEFAULT_amdfam10.
29719 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29720 (processor_type): Add PROCESSOR_AMDFAM10.
29722 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29723 processor_type in config/i386/i386.h.
29724 Enable imul peepholes for TARGET_AMDFAM10.
29726 * config.gcc: Add support for --with-cpu option for amdfam10.
29728 * config/i386/i386.c (amdfam10_cost): New variable.
29729 (m_AMDFAM10): New macro.
29730 (m_ATHLON_K8_AMDFAM10): New macro.
29731 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29732 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29733 x86_promote_QImode, x86_integer_DFmode_moves,
29734 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29735 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29736 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29737 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29738 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29739 Enable/disable for amdfam10.
29740 (override_options): Add amdfam10_cost to processor_target_table.
29741 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29742 processor_alias_table.
29743 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29744 (ix86_adjust_cost): Add code for amdfam10.
29746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29748 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29749 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29750 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29751 * config/i386/i386.h: Add builtin definition for SSE4A.
29752 * config/i386/i386.md: Add support for ABM instructions
29753 (popcnt and lzcnt).
29754 * config/i386/sse.md: Add support for SSE4A instructions
29755 (movntss, movntsd, extrq, insertq).
29756 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29757 Add -march=amdfam10 flag.
29758 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29759 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29761 * doc/extend.texi: Add documentation for SSE4A builtins.
29763 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29765 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29767 2007-02-05 Richard Guenther <rguenther@suse.de>
29769 * tree-vectorizer.h (vectorizable_function): Add argument type
29770 argument, change return type.
29771 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29772 * tree-vect-transform.c (vectorizable_function): Handle extra
29773 argument, return vectorized function decl.
29774 (build_vectorized_function_call): Remove.
29775 (vectorizable_call): Handle calls with result and argument types
29776 differing. Handle loop vectorization factor correctly.
29777 * targhooks.c (default_builtin_vectorized_function): Adjust for
29779 * targhooks.h (default_builtin_vectorized_function): Likewise.
29780 * target.h (builtin_vectorized_function): Add argument type
29782 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29783 extra argument, allow vectorizing of lrintf.
29784 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29785 documentation of target hook.
29787 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29790 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29791 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29792 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29794 2007-02-05 Roger Sayle <roger@eyesopen.com>
29796 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29797 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29798 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29799 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29800 before canonicalizing sincos to cexpi.
29801 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29803 2007-02-05 Roger Sayle <roger@eyesopen.com>
29805 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29806 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29807 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29809 2007-02-05 Roger Sayle <roger@eyesopen.com>
29811 * mips-tfile.c (initialize_init_file): Correct endianness test.
29813 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29815 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29816 the 'y' constraint.
29818 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29820 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29821 saves in a PARALLEL before the register assignments.
29823 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29825 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29826 DWARF_FRAME_RETURN_COLUMN to be a general register.
29827 * dwarf2out.c (init_return_column_size): New function, split from...
29828 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29829 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29830 to be nongeneral registers.
29831 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29833 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29834 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29836 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29838 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29840 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29842 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29843 (remove_path): Use can_remove_branch_p and remove_branch instead
29844 of loop_delete_branch_edge.
29845 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29846 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29847 Update profile using scale_dominated_blocks_in_loop.
29848 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29849 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29850 (can_remove_branch_p, remove_branch): Declare.
29851 * tree-cfg.c (tree_can_remove_branch_p): New function.
29852 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29853 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29854 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29856 2007-02-05 Jan Hubicka <jh@suse.cz>
29858 PR middle-end/30696
29859 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29860 nodes in cgraph, don't remove offline copy of the function.
29862 2007-02-04 Jan Hubicka <jh@suse.cz>
29864 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29865 vectors might cause maybe_lookup_element_for_expr to be called
29866 on non-sra-candidate.
29868 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29870 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29871 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29872 spelling conventions.
29874 2007-02-04 Richard Guenther <rguenther@suse.de>
29876 PR middle-end/30636
29877 * fold-const.c (try_move_mult_to_index): Make sure to not
29878 overflow one dimension of a multi-dimensional array access.
29880 2007-02-04 Jan Hubicka <jh@suse.cz>
29882 * passes.c (init_optimization_passes): Reindent.
29884 2007-02-04 Jan Hubicka <jh@suse.cz>
29885 Eric Botcazou <ebotcazou@adacore.com>
29887 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29888 (execute_fixup_cfg): Break out the abnormal goto code.
29889 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29890 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29891 (optimize_inline_calls): Call make_nonlocal_label_edges.
29893 2007-02-04 Jan Hubicka <jh@suse.cz>
29895 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29896 true when something was changed.
29897 (rename_ssa_copies): When something was changed, do
29898 TODO_remove_unused_locals.
29899 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29900 add TODO_remove_unused_locals when instruction was removed.
29902 2007-02-04 Jan Hubicka <jh@suse.cz>
29904 * ipa-inline.c (try_inline): Improve debug output; work on already
29906 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29907 call try_inline for already inlined edges too when flattening;
29908 inline also functions that make callee growth but overall unit size
29911 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29913 * config/m32c/bitops.md, config/m32c/jump.md,
29914 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29915 config/m32r/m32r.h, config/m32r/m32r.md,
29916 config/m32r/predicates.md, config/m68hc11/larith.asm,
29917 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29918 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29919 config/mips/mips-protos.h, config/mips/mips.c,
29920 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29921 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29922 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29923 spelling conventions.
29925 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29926 Follow spelling conventions.
29928 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29930 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29931 warn about C++0x compatibility.
29933 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29935 * config/h8300/h8300.c, config/h8300/h8300.h,
29936 config/h8300/h8300.md: Follow spelling conventions.
29938 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29940 PR middle-end/30667
29941 * combine.c (try_combine): Do not substitute source operand
29942 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29944 2007-02-03 Jan Hubicka <jh@suse.cz>
29946 PR gcov-profile/30650
29947 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29948 do not divide by zero for never executed counters.
29949 (tree_find_values_to_profile): Fix counters.
29950 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29952 2007-02-03 Ian Lance Taylor <iant@google.com>
29954 * lower-subreg.c (simple_move_operand): New static function,
29955 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29957 (simple_move): Call simple_move_operand.
29958 (find_decomposable_subregs): Add special handling of MEMs.
29959 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29960 meaning of return value. If we see a hard register, test whether
29961 it can store a word_mode value. Change all callers.
29963 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29965 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29966 ftrapv insns and expanders.
29967 (subdi3): Change define_expand operand 1 to arith11_operand, and
29968 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29969 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29970 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29973 PR middle-end/30174
29974 * varasm.c (notice_global_symbol): Treat global objects as weak when
29975 flag_shlib is true.
29977 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29979 * emit-rtl.c (dconstpi): Delete.
29980 (dconstsqrt2): New.
29981 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29982 * real.h (dconstpi): Delete.
29983 (dconstsqrt2): New.
29984 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29985 (fold_builtin_hypot): Likewise.
29987 2007-02-03 Tom Tromey <tromey@redhat.com>
29990 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29991 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29993 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29995 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29996 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29997 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29998 config/rs6000/cell.md, config/rs6000/darwin.h,
29999 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30000 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30001 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30002 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30003 typos. Follow spelling conventions.
30004 * doc/invoke.texi: Follow spelling conventions.
30006 2007-02-03 Roger Sayle <roger@eyesopen.com>
30008 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30009 canonicalization transformations that attempt to simplify integer
30010 constant comparisons to become comparisons against zero.
30012 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30014 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30016 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30017 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30019 2007-02-02 Mike Stump <mrs@apple.com>
30021 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30022 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30023 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30024 generate a branch island.
30026 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30028 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30029 (xtensa_legitimate_address_p): New.
30030 (xtensa_legitimize_address): New.
30031 (xtensa_output_addr_const_extra): New.
30032 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30034 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30035 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30036 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30037 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30038 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30039 (xtensa_legitimize_address): New.
30040 (xtensa_output_addr_const_extra): New.
30042 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30044 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30046 2007-02-02 Ian Lance Taylor <iant@google.com>
30048 * expmed.c (expand_divmod): Add comment.
30050 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30052 * emit-rtl.c (renumber_insns): Remove.
30053 * flags.h: Remove the extern for flag_renumber_insns.
30054 * rtl.h: Remove the prototype for renumber_insns.
30055 * toplev.c (flag_renumber_insns): Remove.
30057 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30059 Revert for x86 darwin:
30060 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30062 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30063 code before the following patch under TARGET_MACHO.
30064 (ix86_function_value_regno_p): Likewise.
30066 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30068 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30071 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30074 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30075 loads to general or fp registers. Add comments.
30076 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30078 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30080 * pointer-set.c (insert_aux): Only return insertion slot.
30081 (pointer_set_insert): Adjust.
30082 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30083 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30084 pointer_map_traverse): New.
30085 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30086 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30087 pointer_map_contains, pointer_map_traverse): Declare.
30089 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30091 PR middle-end/30473
30092 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30093 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30095 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30097 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30099 (struct _dep): New type.
30100 (dep_t): New typedef.
30101 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30102 (DEP_STATUS): New access macro. The macro with the same name was
30103 renamed to DEP_LINK_STATUS.
30104 (dep_init): Declare function
30106 (struct _dep_link): New type.
30107 (dep_link_t): New typedef.
30108 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30109 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30110 (DEP_LINK_STATUS): New macro.
30111 (debug_dep_links): New debug function.
30113 (struct _deps_list): New type.
30114 (deps_list_t): New typedef.
30115 (DEPS_LIST_FIRST): New access macro.
30116 (FOR_EACH_DEP_LINK): New cycle macro.
30117 (create_deps_list, free_deps_list, delete_deps_list): Declare
30119 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30120 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30121 (copy_deps_list_change_con): Ditto.
30123 (move_dep_link): Declare function.
30125 (struct _dep_node): New type.
30126 (dep_node_t): New typedef.
30127 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30129 (struct haifa_insn_data.back_deps): New field to hold backward
30130 dependencies of the insn.
30131 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30133 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30134 Change its type to deps_list_t.
30135 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30136 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30137 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30139 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30141 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30143 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30145 (dep_cost): Declare.
30147 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30148 (ds_to_dk, dk_to_ds): New functions.
30150 (init_dep_1): New static function.
30151 (init_dep): New function.
30152 (copy_dep): New static function.
30154 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30156 (detach_dep_link): New static function.
30157 (move_dep_link): New function.
30159 (dep_links_consistent_p, dump_dep_links): New static functions.
30160 (debug_dep_links): New debugging function.
30162 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30164 (alloc_deps_list, init_deps_list): New static functions.
30165 (create_deps_list): New function.
30166 (clear_deps_list): New static function.
30167 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30168 (deps_list_consistent_p, dump_deps_list): New static functions.
30169 (debug_deps_list): New function.
30170 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30172 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30174 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30175 use new scheduler dependencies lists.
30176 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30177 (sched_analyze): Ditto. Initialize dependencies lists.
30178 (add_forw_dep, compute_forward_dependences): Update to use new
30179 scheduler dependencies lists.
30181 (init_dependency_caches): Init deps_obstack.
30182 (free_dependency_caches): Free deps_obstack.
30184 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30185 new scheduler dependencies lists.
30186 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30187 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30189 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30190 Update to use new scheduler dependencies lists.
30191 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30192 (debug_dependencies): Ditto.
30193 (schedule_region): Update comments.
30195 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30196 scheduler dependencies lists.
30197 (schedule_ebb): Update comments.
30199 * rtl.def (DEPS_LIST): Remove.
30201 * lists.c (unused_deps_list): Remove.
30202 (free_list): Update assertions.
30204 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30205 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30207 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30208 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30210 * haifa-sched.c (comments): Update.
30211 (insn_cost1): Remove. Inline the code into insn_cost ().
30212 (insn_cost): Update to use new scheduler dependencies lists. Move
30213 processing of the dependency cost to dep_cost ().
30214 (dep_cost): New function. Use it instead of insn_cost () when
30215 evaluating cost of the dependency. Use compatible interface to
30216 interact with the target.
30217 (priority): Update to use new scheduler dependencies lists.
30218 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30219 with greater number of insns that depend on the insn.
30220 (schedule_insn): Update to use new scheduler dependencies lists. Add
30221 code to free backward dependencies lists. Inline and optimize code
30222 from resolve_dep () - see PR28071.
30223 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30224 lists. Update call to targetm.sched.is_costly_dependence hook.
30226 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30227 scheduler dependencies lists.
30229 (resolve_dep): Remove. Move the logic to schedule_insn ().
30230 (init_h_i_d): Initialize dependencies lists.
30232 (process_insn_depend_be_in_spec): Rename to
30233 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30234 dependencies lists.
30235 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30236 Update to use new scheduler dependencies lists.
30237 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30239 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30240 new scheduler dependencies lists.
30241 (build_intra_loop_deps): Ditto.
30243 * target.h (struct _dep): Declare to use in
30244 gcc_target.sched.is_costly_dependence.
30245 (struct gcc_target.sched.adjust_cost): Fix typo.
30246 (struct gcc_target.sched.is_costly_dependence): Change signature to
30247 use single dep_t parameter instead of an equivalent triad.
30248 (struct gcc_target.sched.adjust_cost_2): Remove.
30250 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30252 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30254 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30256 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30258 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30259 (REG_DEP_TRUE): Document.
30261 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30262 Change signature to correspond to the targetm.sched.adjust_cost hook.
30263 Update use in TARGET_SCHED_ADJUST_COST_2.
30264 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30265 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30266 new scheduler dependencies lists.
30267 (ia64_gen_check): Ditto.
30269 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30270 scheduler dependencies lists.
30272 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30273 signature to correspond to the targetm.sched.is_costly_dependence hook.
30274 (is_costly_group): Update to use new scheduler dependencies lists.
30276 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30277 instead of INSN_COST () macro.
30279 2007-02-01 Ian Lance Taylor <iant@google.com>
30281 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30283 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30285 * pa.md (tp_load): Correct mfctl instruction syntax.
30287 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30289 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30290 altivec_padding_size calculation on AIX. Improve comment, add
30291 assert to verify that it's right.
30293 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30296 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30298 PR inline-asm/28686
30299 * global.c (global_alloc): Add mising initialization of
30302 2007-02-01 Roger Sayle <roger@eyesopen.com>
30304 * alias.c (init_alias_analysis): Correct whitespace.
30305 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30306 partition_hot_cold_basic_blocks): Likewise.
30307 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30308 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30309 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30310 fold_builtin_snprintf_chk, fold_builtin_printf,
30311 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30312 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30313 * cfgcleanup.c (cleanup_cfg): Likewise.
30314 * cfgexpand.c (tree_expand_cfg): Likewise.
30315 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30316 * function.c (get_next_funcdef_no): Likewise.
30317 * gengtype.c (main): Likewise.
30318 * genmodes.c (main): Likewise.
30319 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30320 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30321 * ifcvt.c (noce_emit_move_insn): Likewise.
30322 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30324 * stor-layout.c (get_best_mode): Likewise.
30325 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30326 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30327 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30328 perform_var_substitution, solve_graph): Likewise.
30329 * tree-vrp.c (vrp_finalize): Likewise.
30331 2007-02-01 Ian Lance Taylor <iant@google.com>
30333 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30334 high part of a paradoxical subreg, return a constant zero.
30336 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30338 * toplev.c (lang_dependent_init): Call init_set_costs.
30339 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30341 2007-02-01 Richard Guenther <rguenther@suse.de>
30343 PR middle-end/30656
30344 * fold-const.c (fold_negate_expr): Allow negating a
30345 constant if overflow does not change.
30347 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30349 * doc/c-tree.texi (Expression trees): Improve markup.
30350 * doc/tm.texi (Register Classes, Addressing Modes)
30351 (Floating Point): Fix spacing after abbreviations. Fix some
30354 2007-02-01 Ben Elliston <bje@au.ibm.com>
30356 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30357 * doc/contrib.texi: Likewise.
30358 * doc/install.texi: Likewise.
30360 2007-01-31 Richard Henderson <rth@redhat.com>
30361 Ian Lance Taylor <iant@google.com>
30363 * lower-subreg.c: New file.
30364 * rtl.def (CONCATN): Define.
30365 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30366 pass_lower_subreg2.
30367 * emit-rtl.c (update_reg_offset): New static function, broken out
30368 of gen_rtx_REG_offset.
30369 (gen_rtx_REG_offset): Call update_reg_offset.
30370 (gen_reg_rtx_offset): New function.
30371 * regclass.c: Revert patch of 2006-03-05, restoring
30373 (clear_reg_info_regno): New function.
30374 * dwarf2out.c (concatn_loc_descriptor): New static function.
30375 (loc_descriptor): Handle CONCATN.
30376 * common.opt (fsplit_wide_types): New option.
30377 * opts.c (decode_options): Set flag_split_wide_types when
30379 * timevar.def (TV_LOWER_SUBREG): Define.
30380 * rtl.h (gen_reg_rtx_offset): Declare.
30381 (reg_scan_update): Declare.
30382 * regs.h (clear_reg_info_regno): Declare.
30383 * tree-pass.h (pass_lower_subreg): Declare.
30384 (pass_lower_subreg2): Declare.
30385 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30386 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30387 -fsplit-wide-types.
30388 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30389 * Makefile.in (OBJS-common): Add lower-subreg.o.
30390 (lower-subreg.o): New target.
30392 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30394 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30396 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30399 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30401 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30403 PR middle-end/29335
30404 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30406 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30408 * cfgloop.h: Include vec-prim.h.
30409 (enum li_flags): Remove LI_ONLY_OLD.
30410 (loop_iterator): Changed.
30411 (fel_next, fel_init): Iterate over loop tree.
30412 (FOR_EACH_LOOP_BREAK): New macro.
30413 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30415 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30416 * modulo-sched.c (sms_schedule): Ditto.
30417 * tree-vectorizer.c (vectorize_loops): Ditto.
30418 * doc/loop.texi: Update information on loop numbering and behavior of
30419 FOR_EACH_LOOP wrto new loops.
30420 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30421 add_to_evolution_1): Test nestedness of loops instead of comparing
30423 * tree-chrec.c (chrec_fold_plus_poly_poly,
30424 chrec_fold_multiply_poly_poly, chrec_evaluate,
30425 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30426 reset_evolution_in_loop): Ditto.
30427 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30429 2007-01-31 Dirk Mueller <dmueller@suse.de>
30431 * c-common.c (warn_about_parentheses): Separate warning about
30432 un-parenthized sequence of comparison operators from the one
30433 which is supposed to warn about x <= y <= z.
30435 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30437 * optabs.h (enum optab_index): Add new OTI_isinf.
30438 (isinf_optab): Define corresponding macro.
30439 * optabs.c (init_optabs): Initialize isinf_optab.
30440 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30442 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30443 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30445 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30446 expand_builtin_interclass_mathfn.
30447 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30448 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30449 (fxam<mode>2_i387): New insn pattern.
30450 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30451 built-in functions as x87 inline asm.
30453 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30455 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30457 2007-01-30 Eric Christopher <echristo@apple.com>
30459 * config.gcc: Add geode.
30461 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30463 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30464 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30465 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30466 value-prof.c: Fix comment typos.
30468 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30471 * doc/invoke.texi (Wpointer-arith): Document warning.
30473 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30475 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30476 the list of discrepancies from the draft TR.
30478 2007-01-30 Dirk Mueller <dmueller@suse.de>
30481 * doc/invoke.texi (-Wreturn-type): Update description to
30482 match new behavior.
30484 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30486 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30488 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30490 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30491 to handle optabs that operate on floating point input argument and
30492 output to integer output.
30493 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30494 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30495 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30496 expand_builtin_interclass_mathfn ().
30497 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30498 (ilogbsi2): Remove.
30499 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30500 ilogbl built-in functions as x87 intrinsics.
30502 2007-01-30 Richard Guenther <rguenther@suse.de>
30504 PR middle-end/27657
30505 * dwarf2out.c (reference_to_unused): Query varpool if the
30506 variable was output.
30508 2007-01-30 Richard Guenther <rguenther@suse.de>
30510 PR middle-end/30313
30511 * passes.c (execute_one_pass): Reset in_gimple_form to not
30512 confuse non-unit-at-a-time mode.
30514 2007-01-29 Roger Sayle <roger@eyesopen.com>
30515 Richard Guenther <rguenther@suse.de>
30517 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30518 avoid undefined behaviour on overflow. Use force_fit_type_double
30519 to construct the constant with the specified TREE_OVERFLOW.
30521 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30523 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30524 * config/dfp-bit.h: Ditto.
30526 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30528 * c-decl.c (pop_scope): Replace warnings with call to
30529 warn_for_unused_label.
30530 * c-common.h (warn_for_unused_label): Declare.
30531 * c-common.c (warn_for_unused_label): Define.
30533 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30535 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30538 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30540 * Makefile.in (USER_H): Remove decfloat.h.
30541 * ginclude/decfloat.h: Delete, moving contents to ...
30542 * ginclude/float.h: Add support for decimal floating point,
30543 guarded by __STDC_WANT_DEC_FP__.
30545 2007-01-29 Mike Stump <mrs@apple.com>
30547 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30548 Analysis and Representation to resolve case insensitive conflict.
30549 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30551 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30553 * tree.h (struct tree_memory_tag): Add aliases member.
30554 (MTAG_ALIASES): New macro.
30555 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30556 (add_may_alias): Remove pointer-set. Update for may_aliases being
30558 (mark_aliases_call_clobbered): Update for may_aliases being a
30560 (compute_tag_properties): Ditto.
30561 (create_partition_for): Ditto.
30562 (compute_memory_partitions): Ditto.
30563 (dump_may_aliases_for): Ditto.
30564 (is_aliased_with): Ditto.
30565 (add_may_alias_for_new_tag): Ditto.
30566 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30567 (compute_is_aliased): New function.
30568 (compute_may_aliases): Call compute_is_aliased).
30569 (init_alias_info): Initialize alias_bitmap_obstack.
30570 (union_alias_set_into): New function.
30571 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30572 (have_common_aliases_p): Rewrite to take two bitmaps and use
30574 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30575 Update for bitmaps.
30576 (finalize_ref_all_pointers): Update for add_may_alias changes.
30577 (new_type_alias): Ditto.
30578 * tree-flow-inline.h (may_aliases): Return a bitmap.
30579 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30580 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30581 may_aliases being a bitmap.
30582 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30583 may_aliases now returns a bitmap.
30584 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30586 * tree-ssa-operands.c (add_virtual_operand): Update for
30587 may_aliases being a bitmap.
30589 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30591 PR tree-optimization/30630
30592 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30593 variable as changed.
30595 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30598 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30599 expanded only once even if an error occurs.
30601 2007-01-29 Ben Elliston <bje@au.ibm.com>
30603 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30604 (__gcov_average_profiler): Likewise.
30605 (__gcov_ior_profiler): Likewise.
30606 (__gcov_merge_ior): Likewise.
30608 2007-01-28 Jan Hubicka <jh@suse.cz>
30610 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30611 * value-prof.c (stringop_block_profile): Likewise.
30613 2007-01-28 Jan Hubicka <jh@suse.cz>
30615 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30616 Add variant handling histograms; add wrapper.
30617 (clear_storage_via_libcall): Export.
30618 (emit_block_move_hints): Break out from ...; add histograms.
30619 (emit_block_move): ... this one.
30620 (clear_storage_hints): Break out from ...; add histograms.
30621 (clear_storage): ... this one.
30622 (set_storage_via_memset): Handle histogram.
30623 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30624 (clear_storage_hints, clear_storage_via_libcall): Declare.
30625 (set_storage_via_setmem): Update prototype.
30626 * doc/md.texi (movmem, setmem): Document new arguments.
30628 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30629 Add new histograms.
30630 (stringop_block_profile): New global function.
30631 (tree_stringops_values_to_profile): Profile block size and alignment.
30632 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30634 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30635 (stringop_block_profile): Declare.
30636 * builtins.c: Include value-prof.h.
30637 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30638 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30639 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30640 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30641 * profile.c (instrument_values): Add new counters.
30642 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30644 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30645 (tree_init_edge_profiler): Build new profilers.
30646 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30647 (pass_tree_profile): Add dump.
30648 (tree_profile_hooks): Update.
30649 * Makefile.in (LIBGCOV): Add new constants.
30650 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30651 __gcov_ior_profiler): New.
30652 * config/i386/i386.md (movmem/setmem expanders): Add new optional
30655 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30657 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30659 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30661 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30662 (tree_unswitch_single_loop): Pass eni_size_weights to
30663 tree_num_loop_insns.
30664 * tree-ssa-loop-manip.c: Include tree-inline.h.
30665 (can_unroll_loop_p): Pass eni_size_weights to
30666 tree_num_loop_insns.
30667 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30668 Pass eni_size_weights to estimate_num_insns.
30669 * tree.h (init_inline_once): Export.
30670 * toplev.c (backend_init): Call init_inline_once.
30671 * cgraphunit.c (cgraph_process_new_functions,
30672 cgraph_analyze_function): Pass eni_inlining_weights to
30673 estimate_num_insns.
30674 * ipa-inline.c (compute_inline_parameters): Ditto.
30675 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30676 to estimate_num_insns.
30677 (try_unroll_loop_completely): Pass eni_size_weights to
30678 tree_num_loop_insns.
30679 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30680 ot estimate_num_insns.
30681 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30682 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30683 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30684 eni_time_weights): New variables.
30685 (init_inline_once): Initialize them.
30686 (struct eni_data): Mew.
30687 (estimate_num_insns_1, estimate_num_insns): Use weights.
30688 * tree-inline.h (struct eni_weights_d): New.
30689 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30690 (estimate_num_insns): Declaration changed.
30691 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30692 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30693 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30695 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30697 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30698 relations in the conflict function is valid.
30700 2007-01-27 Ian Lance Taylor <iant@google.com>
30702 * common.opt: Add fstrict-overflow.
30703 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30704 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30705 (TYPE_OVERFLOW_UNDEFINED): Define.
30706 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30708 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30709 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30710 (fold_negate_expr): Likewise.
30711 (make_range): Likewise.
30712 (extract_muldiv_1): Likewise.
30713 (maybe_canonicalize_comparison): Likewise.
30714 (fold_comparison): Likewise.
30715 (fold_binary): Likewise.
30716 (tree_expr_nonnegative_p): Likewise.
30717 (tree_expr_nonzero_p): Likewise.
30718 * tree-vrp.c (compare_values): Likewise.
30719 (extract_range_from_binary_expr): Likewise.
30720 (extract_range_from_unary_expr): Likewise.
30721 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30723 (nowrap_type_p): Likewise.
30724 * tree-scalar-evolution.c (simple_iv): Likewise.
30725 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30726 (build_range_check): Likewise.
30727 (extract_muldiv_1): Likewise.
30728 (fold_comparison): Likewise.
30729 * tree-vrp.c (vrp_int_const_binop): Likewise.
30730 (extract_range_from_unary_expr): Likewise.
30731 * convert.c (convert_to_integer): Likewise.
30732 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30733 (fold_comparison): Likewise.
30734 (fold_binary): Likewise.
30735 * optabs.c (optab_for_tree_code): Likewise.
30736 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30737 * simplify-rtx.c (simplify_const_relational_operation): Check
30738 flag_strict_overflow and flag_trapv.
30739 (simplify_const_relational_operation): Likewise.
30740 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30741 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30744 2007-01-27 Roger Sayle <roger@eyesopen.com>
30746 * tree.c (tree_fold_gcd): Delete.
30747 * tree.h (tree_fold_gcd): Remove prototype.
30748 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30749 test whether one constant integer is a multiple of another. Instead
30750 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30751 * fold-const.c (multiple_of_p): We've determined both TOP and
30752 BOTTOM are integer constants so we can call int_const_binop directly
30753 instead of the more generic const_binop.
30755 2007-01-27 Roger Sayle <roger@eyesopen.com>
30757 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30758 1*X check that the constant hasn't overflowed, to preserve the
30760 (round_up): Provide an efficient implementation when rouding-up an
30761 INTEGER_CST to a power-of-two.
30763 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30765 * doc/sourcebuild.texi: Add comma for clarity.
30766 * doc/extend.texi: Fix some typos.
30767 * doc/passes.texi: Likewise.
30768 * doc/cppinternals.texi: Likewise.
30769 * doc/c-tree.texi: Likewise.
30770 * doc/tree-ssa.texi: Likewise.
30771 * doc/install.texi: Likewise.
30773 2007-01-27 Jan Hubicka <jh@suse.cz>
30775 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30776 (pass_sra): Do not require alias information.
30777 * passes.c (init_optimization_passes): Add SRA
30779 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30781 * tracer.c (rest_of_handle_tracer): We already cleaned
30782 up the CFG in tracer() so don't do it here again.
30783 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30784 cleanup_cfg here, either. And don't call renumber_insns.
30786 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30787 and BB_HEAD are in the insn stream here. Instead make sure
30788 that BB_INSN is valid on all insns. Also, do check here that
30789 there are no pending branch predictions...
30790 (rtl_verify_flow_info): ...instead of doing it here. Checks
30791 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30794 2007-01-26 Roger Sayle <roger@eyesopen.com>
30796 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30797 function to simplify/factorize operand order canonicalization.
30798 (ix86_fixup_binary_operands): Reorganize using the above function.
30799 (ix86_binary_operator_ok): Likewise.
30801 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30803 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30804 file scope from optimize_attrs.
30805 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30807 (optimize_attrs): Clear insn_code_values after freeing it.
30809 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30811 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30812 a parts.base assignment.
30814 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30816 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30817 (compute_subscript_distance, initialize_data_dependence_relation,
30818 finalize_ddr_dependent, analyze_ziv_subscript,
30819 analyze_siv_subscript_cst_affine,
30820 compute_overlap_steps_for_affine_univar,
30821 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30822 analyze_siv_subscript, analyze_miv_subscript,
30823 analyze_overlapping_iterations, subscript_dependence_tester_1,
30824 compute_self_dependence, free_dependence_relation): Work
30825 with affine_fn instead of chrecs.
30826 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30827 common_affine_function, affine_function_base,
30828 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30829 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30830 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30831 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30832 (all_chrecs_equal_p): Removed.
30833 * tree-data-ref.h (affine_fn, conflict_function): New types.
30834 (struct subscript): Change type of conflicting_iterations_in_a
30835 and conflicting_iterations_in_b.
30837 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30840 * config/pa/pa.h (TARGET_HPUX_11): New.
30841 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30842 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30844 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30845 Richard Guenther <rguenther@suse.de>
30847 * tree-ssa-structalias.c (solve_graph): Handle case
30848 we merged the variable to another.
30850 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30852 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30855 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30856 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30858 2007-01-25 DJ Delorie <dj@redhat.com>
30860 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30861 allow changes to modes which don't fit in those registers.
30863 * reload1.c (choose_reload_regs): Check for invalid subregs before
30864 computing their locations, not after.
30866 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30869 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30870 save Altivec registers in an eh_return function.
30871 (compute_vrsave_mask): Likewise.
30872 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30873 for saving Altivec registers.
30874 (rs6000_emit_prologue): Don't allocate stack twice in
30875 eh_return function. Correct expected value of altivec_save_offset
30876 when using save_world. Describe save of R0 to stack when using
30877 save_world. Describe stack pointer adjustment when using
30878 save_world. Remove duplicated eh_return parameter register saving.
30879 Update sp_offset variable after save_world.
30880 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30882 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30883 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30886 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30888 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30890 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30893 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30894 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30896 2007-01-25 Richard Guenther <rguenther@suse.de>
30898 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30899 * common.opt (-Wcoverage-mismatch): New warning option.
30900 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30901 if -Wcoverage-mismatch is given.
30903 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30905 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30906 (ipcp_driver): Change to static definition.
30907 Add dumping of the ifunctions.
30908 (constant_val_insert): Remove unused parameter. Support for SSA.
30909 (ipcp_propagate_const): Support for SSA.
30910 (ipcp_profile_bb_print): Print only analyzed nodes.
30911 (ipcp_replace_map_create): Remove support for Fortran constant
30913 * ipa-prop.c (ipa_method_modify_stmt,
30914 ipa_callsite_compute_param): Support for SSA.
30915 * ipa-prop.h (ipcp_driver): Remove declaration.
30916 (IS_VALID_TREE_MAP_INDEX): Add define.
30918 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30920 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30922 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30924 PR middle-end/30447
30925 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30926 constant argument to cabs and do it without checking for
30927 -funsafe-math-optimizations.
30929 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30931 * c-common.h (RID_FIRST_CXX0X): New.
30932 (RID_LAST_CXX0X): New.
30933 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30935 * c.opt (Wc++0x-compat): New.
30936 * doc/invoke.texi (-Wc++0x-compat): Document.
30938 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30940 * builtins.c (fold_builtin_carg): New.
30941 (fold_builtin_1): Use it.
30943 2007-01-24 Jan Hubicka <jh@suse.cz>
30945 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30947 * ipa-inline.c (initial_insns, max_insns): Delete.
30948 (compute_max_insns): New function.
30949 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30950 amount of insns as base for code growth.
30951 (cgraph_decide_inlining): Make initial_insns local; do not compute
30953 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30954 * doc/invoke.texi (inline-unit-growth): Update docs.
30956 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30958 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30959 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30960 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30961 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30962 for CPUs that have PTA_CX16 set.
30964 PR middle-end/27416
30965 * gimplify.c (omp_check_private): New function.
30966 (gimplify_scan_omp_clauses): Use it for
30967 firstprivate/lastprivate/reduction.
30969 PR middle-end/30494
30970 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30971 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30973 PR middle-end/30421
30974 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30975 If lower_lastprivate_clauses emits some statements, append them
30976 to dlist rather than body_p and to body_p append an initializer.
30977 (lower_omp_for): Adjust caller.
30979 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30981 * target.h (globalize_decl_name): New.
30982 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30983 * output.h (default_globalize_decl_name): New.
30984 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30986 (globalize_decl): Ditto.
30987 (default_globalize_decl_name): New.
30988 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30989 (ia64_handle_version_id_attribute): New.
30990 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30991 (ia64_asm_output_external): Use globalize_decl_name instead
30992 of globalize_label.
30993 * doc/extend.texi (version_id): New pragma.
30994 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30996 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30998 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30999 _uleb128_t and _Unwind_SWord with _sleb128_t.
31000 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31001 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31003 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31004 * unwind-pe.h (read_uleb128, read_sleb128,
31005 read_encoded_value_with_base): Likewise.
31006 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31008 2007-01-24 Richard Guenther <rguenther@suse.de>
31010 * builtins.c (expand_builtin_cexpi): Get the fndecl
31011 for cexp in the correct way.
31013 2007-01-24 Jan Hubicka <jh@suse.cz>
31015 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31018 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31020 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31021 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31022 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31023 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31024 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31025 __SIZEOF_PTRDIFF_T__.
31026 * doc/cpp.texi: Documentation for the new builtin macros added.
31028 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31030 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31031 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31032 instead of operands[2] to avoid access past the end of array.
31034 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31036 * reload1.c (emit_reload_insns): Pass the reload register
31037 for a non-spill output reload through forget_old_reloads_1.
31039 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31041 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31042 _SOFT_DOUBLE if doubles use software floating-point.
31043 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31044 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31045 * config/rs6000/darwin-ldouble.c: Also compile functions for
31046 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31047 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31048 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31049 commented-out long double override.
31050 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31051 * config/rs6000/eabispe.h: Likewise.
31052 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31053 long double for non-SPE.
31054 (rs6000_handle_option): Likewise.
31055 (invalid_e500_subreg): Disallow more subregs involding DImode,
31056 DFmode, TImode or TFmode.
31057 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31059 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31061 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31062 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31064 (rs6000_legitimate_address): Also check for TFmode for E500
31066 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31067 (spe_build_register_parallel): Handle TFmode and TCmode.
31068 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31070 (function_arg): Handle TFmode and TCmode for E500 double.
31071 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31073 (print_operand): Handle TFmode and TImode for %y.
31074 (rs6000_generate_compare): Handle TFmode comparisons for E500
31076 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31077 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31078 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31079 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31080 TFmode for E500 double.
31081 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31082 (floatsidf2): Enable for E500 double.
31083 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31084 (extenddftf2): Change to extenddftf2_fprs.
31085 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31086 depending on TARGET_E500_DOUBLE.
31087 (extendsftf2): Enable for E500 double.
31088 (trunctfdf2): Enable for E500 double.
31089 (trunctfsf2): Change to trunctfsf2_fprs.
31090 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31091 depending on TARGET_E500_DOUBLE.
31092 (floatsitf2): Enable for E500 double.
31093 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31094 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31095 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31096 (negtf2): Change to negtf2_internal.
31097 (negtf2): New expander.
31098 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31099 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31100 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31101 (movdi_internal32): Use rs6000_nonimmediate_operand.
31102 (unnamed splitter): Likewise.
31103 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31104 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31105 (SPE64TF, DITI): New mode macros.
31106 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31109 (frob_<mode>_di_2): New.
31110 (frob_tf_di_8_2): New.
31111 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31113 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31115 (frob_ti_<mode>_8_2): New.
31116 (frob_ti_tf_2): New.
31117 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31118 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31120 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31121 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31122 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31123 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31124 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31125 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31128 2007-01-23 Ian Lance Taylor <iant@google.com>
31130 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31132 (OBJS-archive): Reformat, alphabetize.
31133 (OBJS): Change out_object_file to OBJS-md.
31135 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31137 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31138 JUMP_P and CALL_P predicates where applicable.
31139 * config/i386/i386.c: Ditto.
31140 * config/i386/i386.md: Ditto.
31141 * config/i386/mmx.md: Ditto.
31142 * config/i386/predicates.md: Ditto.
31144 2007-01-22 Andreas Schwab <schwab@suse.de>
31146 * config/m68k/m68k.h: Fix comment.
31148 2007-01-22 Jan Hubicka <jh@suse.cz>
31150 * passes.c (init_optimization_passes): Do not rerun
31151 pass_early_warn_uninitialized.
31153 2007-01-22 Richard Guenther <rguenther@suse.de>
31155 PR tree-optimization/30038
31156 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31158 (execute_cse_sincos_1): Likewise.
31159 (execute_cse_sincos): Likewise.
31160 (gate_cse_sincos): Likewise.
31161 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31162 the cexpi() canonicalization of sincos().
31163 * tree-pass.h (pass_cse_sincos): Declare.
31164 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31166 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31168 PR rtl-optimization/29329
31169 * combine.c (replaced_rhs_insn): Rename to i2mod.
31170 (replaced_rhs_value): Rename to i2mod_new_rhs.
31171 (i2mod_old_rhs): New global variable.
31172 (combine_instructions): Adjust for above change. Save a copy of
31173 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31174 note are substituted in the second instruction.
31175 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31176 ditch the note if it pertains to the second eliminated register
31177 and this register is mentioned in i2mod_old_rhs.
31180 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31182 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31183 the insn to which the note was originally attached.
31185 2007-01-21 Jan Hubicka <jh@suse.cz>
31187 * ipa-inline.c (inlining_mode): Comment, move up.
31188 (cgraph_decide_inlining_incrementally): Do not perform inlining
31189 itself; fix handling of flattening of self recursive functions.
31190 (cgraph_find_cycles): Remove.
31191 (cgraph_flatten_node): Remove.
31192 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31193 (try_inline): New function.
31194 (cgraph_early_inlining): Update call of
31195 cgraph_decide_inlining_incrementally. Apply inlining here.
31196 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31198 2007-01-21 Dirk Mueller <dmueller@suse.de>
31201 * tree-vrp.c (check_array_bounds): do not warn
31202 about ADDR_EXPR's of ARRAY_REF's which are immediately
31203 used in binary expressions.
31205 2007-01-21 Ira Rosen <irar@il.ibm.com>
31207 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31208 read_write_dep and macros for its access.
31209 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31210 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31211 argument, call vect_check_interleaving for every independent pair of
31212 data-refs. Mark loads that access the same memory location as a store
31214 (vect_check_dependences): Remove.
31215 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31216 call, fix the call to vect_analyze_data_ref_dependence.
31217 (vect_analyze_data_ref_access): For statements that access the same
31218 data-ref, check that they are not stores; for loads, check that there
31219 is no store that access the same location.
31221 2007-01-20 Roger Sayle <roger@eyesopen.com>
31222 Joseph Myers <joseph@codesourcery.com>
31224 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31225 (-fdump-rtl-stack): Likewise.
31226 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31227 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31228 (-mpt-fixed): Use @minus{} for minus sign.
31229 (Using Precompiled Headers): Fix under/overfull hbox.
31231 2007-01-20 Jan Hubicka <jh@suse.cz>
31233 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31234 place within annotation.
31236 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31238 * pa.c (output_move_double): Change array size of xoperands to 4.
31240 2007-01-20 Jan Hubicka <jh@suse.cz>
31242 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31245 2007-01-19 Ian Lance Taylor <iant@google.com>
31247 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31248 constant to unsigned HOST_WIDE_INT before negating.
31250 2007-01-19 Ian Lance Taylor <iant@google.com>
31252 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31254 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31255 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31256 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31257 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31258 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31259 (realloc_vdef, realloc_vuse): Change second parameter to
31261 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31262 fields to unsigned.
31263 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31264 unsigned. Change x and lim locals to unsigned.
31265 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31267 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31268 (copy_virtual_operands): Change i and n locals to unsigned.
31270 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31272 PR middle-end/29335
31273 * builtins.c (fold_builtin_1): Handle builtin fdim.
31275 2007-01-20 Jan Hubicka <jh@suse.cz>
31277 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31278 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31279 init_alias_heapvars.
31280 (init_alias_heapvars): Initialize only when not already initialized.
31281 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31283 2007-01-19 Roger Sayle <roger@eyesopen.com>
31285 * common.opt (fsigned-zeros): New command line option.
31286 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31287 of flag_unsafe_math_optimizations.
31288 * opts.c (set_fast_math_flags): The -ffast-math command line option
31289 implies -fno-signed-zeros.
31290 (fast_math_flags_set_p): Likewise.
31292 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31293 the documentation of -ffast-math appropriately. Wrap long lines.
31295 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31297 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31298 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31300 2007-01-19 Tomas Bily <tbily@suse.cz>
31302 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31304 (tree_init_ic_make_global_vars): New function
31305 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31306 (tree_gen_ic_profiler): New function
31307 (tree_gen_ic_func_profiler): New function
31308 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31309 (tree_profile_hooks): Added hook for indirec/virtual calls
31310 * value-prof.c (tree_find_values_to_profile): New case for
31312 (tree_values_to_profile): Call for determining indirect/virtual
31314 (tree_indirect_call_to_profile): New function
31315 (tree_ic_transform): New function
31316 (tree_ic): New function
31317 (find_func_by_pid): New function
31318 (init_pid_map): New function
31319 (tree_value_profile_transformations): Added check for
31320 indirect/virtual call transformation
31321 * value-prof.h (enum hist_type): New counter type for
31322 indirect/virtual calls
31323 (profile_hooks): Added new hook for profiling indirect/virtual
31325 * profile.c (instrument_values): New case for indirect/virtual
31327 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31328 (GCOV_COUNTER_V_INDIR): New counter type
31329 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31330 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31332 * cgraph.c: Definition of cgraph_max_pid
31333 (cgraph_create_node): Default init of pid attribute
31334 * cgraph.h: Declaration of cgraph_max_pid
31335 (struct cgraph_node): Added pid attribute
31336 * libgcov.c (__gcov_indirect_call_profiler): New function
31337 (__gcov_one_value_profiler_body): New function
31338 (__gcov_one_value_profiler): Body was moved to
31339 __gcov_one_value_profiler_body and calls it
31341 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31343 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31344 * gengtype.c (write_types_data, write_func_for_structure,
31345 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31346 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31347 (walk_type, write_func_for_structure): Generate the mark_hook if
31350 2007-01-19 Jan Hubicka <jh@suse.cz>
31352 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31353 'early' argument take inlining mode argument specifying whether to
31354 inline for size/speeed or all functions; add support for flattening;
31356 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31358 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31361 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31362 the name of the declared identifier.
31364 2007-01-19 Dirk Mueller <dmueller@suse.de>
31366 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31367 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31368 duplicate evaluation.
31370 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31372 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31373 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31374 to XFMode, use acosxf2 and truncate result to requested mode.
31375 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31376 (asin<mode>2): Similarly, with asin expanders.
31377 (*fscalexf4_i387): Rename from *fscalexf4.
31378 (expNcorexf3): New expander.
31379 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31380 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31381 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31382 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31383 patterns for SSE math.
31384 (exp10<mode>2): Similarly, with exp10 expanders.
31385 (exp2<mode>2): Similarly, with exp2 expanders.
31386 (expm1<mode>2): Similarly, with expm1 expanders.
31387 (ldexp<mode>3): Similarly, with ldexp expanders.
31388 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31389 Use gen_truncxf<mode>2_i387_noop to truncate result.
31391 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31393 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31394 for ColdFire targets.
31396 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31397 Richard Sandiford <richard@codesourcery.com>
31399 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31400 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31401 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31402 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31403 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31404 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31406 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31408 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31409 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31410 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31411 (*adddi_dilshr32_cf): New pattern.
31412 (adddi3, subdi3): Remove first alternatives.
31414 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31416 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31417 implemented using move.l, do not use its cc result for floating-point
31420 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31422 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31423 from accepting 's' constraints if flag_pic.
31425 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31427 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31428 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31429 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31430 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31432 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31434 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31435 ColdFire alternatives.
31436 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31437 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31438 architectures that support ff1 instruction.
31440 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31441 Julian Brown <julian@codesourcery.com>
31443 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31444 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31445 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31448 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31450 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31452 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31453 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31454 HOST_WIDE_INT instead of an rtx.
31455 (m68k_rtx_costs): Update call accordingly.
31456 (output_move_const_into_data_reg): Likewise. Fix formatting.
31457 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31459 (output_move_simode_const): Update calls after above changes.
31460 Rework to use automatic variables and predicates like MEM_P.
31461 * config/m68k/m68k.md (pushexthisi_const): Update call to
31464 2007-01-19 Dirk Mueller <dmueller@suse.de>
31466 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31467 in dump_flags test.
31469 2007-01-19 Richard Guenther <rguenther@suse.de>
31471 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31472 via cexp in case sincos is not available.
31474 2007-01-19 Richard Guenther <rguenther@suse.de>
31476 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31477 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31478 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31479 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31480 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31481 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31482 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31483 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31485 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31487 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31489 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31490 (atan2xf3): Directly generate RTL pattern.
31491 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31492 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31493 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31494 disable patterns for SSE math.
31495 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31496 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31497 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31498 disable patterns for SSE math.
31500 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31502 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31504 2007-01-18 Roger Sayle <roger@eyesopen.com>
31506 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31507 VIEW_CONVERT_EXPR to the same type as it's operand.
31509 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31511 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31512 configured for long double 128.
31514 2007-01-18 Mike Stump <mrs@apple.com>
31516 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31519 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31521 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31522 in #if 0 code type correct.
31524 2007-01-18 Jan Hubicka <jh@suse.cz>
31526 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31527 greater than NUM_VOP_FREE_BUCKETS.
31529 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31531 * tree-ssa-structalias.c: Update comments.
31532 (ptabitmap_obstack): Removed.
31533 (pta_obstack): New.
31534 (oldpta_obstack): Ditto.
31535 (stats): Add a few members.
31536 (struct variable_info): Remove node, complex, address_taken, and
31537 indirect_target members. Add oldsolution member.
31538 (new_var_info): Do not initialize removed members.
31539 (constraint_expr_type): Remove INCLUDES.
31540 (constraint_graph): Add size, implicit_preds, rep,
31541 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31542 (FIRST_REF_NODE): New macro.
31543 (LAST_REF_NODE): Ditto.
31544 (FIRST_ADDR_NODE): Ditto.
31545 (find): New function.
31547 (dump_constraint): Do not handle INCLUDES.
31548 (insert_into_complex): Do not insert duplicate constraints.
31549 (condense_varmap_nodes): Renamed and rewritten into ...
31550 (merge_node_constraints): This. Also fix bug in handling of
31551 offseted copy constraints.
31552 (clear_edges_for_node): No longer need to deal with preds at all,
31553 or removing associated preds/succs.
31554 (merge_graph_nodes): Deal with indirect_cycles.
31555 Don't deal with predecessors.
31556 (add_implicit_graph_edge): New function.
31557 (add_pred_graph_edge): Ditto.
31558 (add_graph_edge): Don't deal with predecessors.
31559 (build_constraint_graph): Removed.
31560 (build_pred_graph): New function.
31561 (build_succ_graph): Ditto.
31562 (struct scc_info): Removed in_component. Added roots, dfs, and
31563 node_mapping. Remove visited_index, unification_queue.
31564 (scc_visit): Deal with union-find we do now.
31565 Deal with cycles with REF nodes.
31566 (collapse_nodes): Renamed and rewritten to ...
31567 (unify_nodes): This.
31568 (process_unification_queue): Removed.
31569 (topo_visit): Cleanup
31570 (do_da_constraint): Use find.
31571 (do_sd_constraint): Ditto.
31572 (do_ds_constraint): Ditto.
31573 (do_complex_constraint): Ditto.
31574 (init_scc_info): Update for removed and added members.
31575 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31576 (find_indirect_cycles): This.
31577 (equivalence_class): New variable.
31578 (label_visit): New function.
31579 (perform_variable_substitution): Rewritten.
31580 (free_var_substitution_info): New function.
31581 (find_equivalent_node): Ditto.
31582 (move_complex_constraints): Ditto.
31583 (eliminate_indirect_cycles): Ditto.
31584 (solve_graph): Only propagate changed bits.
31585 Use indirect cycle elimination.
31587 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31588 (tree_id_eq): Renamed to ...
31589 (tree_vi_eq): This. Update for member change
31590 (insert_id_for_tree): Renamed and rewritten to ...
31591 (insert_vi_for_tree): This.
31592 (lookup_id_for_tree): Renamed and rewritten to ...
31593 (lookup_vi_for_tree): This.
31594 (get_id_for_tree): Renamed and rewritten to ...
31595 (get_vi_for_tree): Ditto.
31596 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31597 (process_constraint): Don't handle INCLUDES.
31598 Remove special ADDRESSOF case.
31599 (find_func_aliases): Rewrite to use vi functions instead of id
31601 (create_function_info_for): Ditto.
31602 (create_variable_info_for): Ditto.
31603 (intra_create_variable_infos): Ditto.
31604 (merge_smts_into): Ditto.
31605 (find_what_p_points_to): Ditto.
31606 (init_base_vars): Ditto.
31607 (init_alias_vars): Ditto.
31608 (remove_preds_and_fake_succs): New function.
31609 (dump_sa_points_to_info): Dump new stats.
31610 (dump_solution_for_var): Use find.
31611 (set_used_smts): Fix formatting.
31612 (compute_points_to_sets): Updated for new functions.
31613 (ipa_pta_execute): Ditto.
31615 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31616 Richard Sandiford <richard@codesourcery.com>
31618 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31620 * calls.c (expand_call): If the return value is a PARALLEL,
31621 extract its first member.
31622 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31623 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31624 use FUNCTION_EXTRA_EPILOGUE.
31625 (m68k_function_value): Return a PARALLEL if the return value
31626 is of a pointer type.
31627 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31628 (FUNCTION_EXTRA_EPILOGUE): Remove.
31629 * config/m68k/m68k.md (D0_REG): New constant.
31631 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31633 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31634 output a NOP for empty epilogues.
31636 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31638 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31639 before function. Extend register save check to include all
31640 registers, not just integer ones.
31642 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31644 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31645 (m68k_use_return_insn): ...this.
31646 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31647 * config/m68k/m68k.c (use_return_insn): Rename to...
31648 (m68k_use_return_insn): ...this.
31649 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31650 of USE_RETURN_INSN.
31652 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31654 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31655 nearest even, fix denormal rounding overflow.
31657 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31659 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31660 f%$smove and f%$move.
31661 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31662 (extendsfdf2_cf): Use fdmove instead of f%&move.
31663 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31664 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31666 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31668 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31671 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31673 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31674 (coldfire_single_format): Declare.
31675 (coldfire_double_format): Likewise.
31676 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31677 of qnan_msb_set to determine the lower bits of a canonical
31679 (encode_ieee_double): Likewise.
31680 (encode_ieee_quad): Likewise.
31681 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31682 (mips_single_format): Likewise.
31683 (ieee_double_format): Likewise.
31684 (mips_double_format): Likewise.
31685 (ieee_extended_motorola_format): Likewise.
31686 (ieee_extended_intel_96_format): Likewise.
31687 (ieee_extended_intel_128_format): Likewise.
31688 (ieee_extended_intel_96_round_53_format): Likewise.
31689 (ibm_extended_format): Likewise.
31690 (mips_extended_format): Likewise.
31691 (ieee_quad_format): Likewise.
31692 (mips_quad_format): Likewise.
31693 (vax_f_format): Likewise.
31694 (vax_d_format): Likewise.
31695 (vax_g_format): Likewise.
31696 (i370_single_format): Likewise.
31697 (i370_double_format): Likewise.
31698 (decimal_single_format): Likewise.
31699 (decimal_double_format): Likewise.
31700 (decimal_quad_format): Likewise.
31701 (c4x_single_format): Likewise.
31702 (c4x_extended_format): Likewise.
31703 (real_internal_format): Likewise.
31704 (coldfire_single_format): New real_format.
31705 (coldfire_double_format): Likewise.
31706 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31707 canonical_nan_lsbs_set.
31708 (pdp11_d_format): Likewise.
31709 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31710 if TARGET_COLDFIRE_CPU.
31712 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31714 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31715 (output_call, m68k_legitimize_call_address): Declare.
31716 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31717 parenthesees. Add support for a 'W' constraint.
31718 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31719 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31720 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31721 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31723 (override_options): Initialize them. Do not set flag_no_function_cse
31724 for TARGET_ID_SHARED_LIBRARY.
31725 (m68k_output_pic_call): Delete.
31726 (m68k_legitimize_call_address): New function.
31727 (print_operand): Remove the %o prefix. Handle the %p prefix.
31728 (output_call): New function.
31729 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31730 target address from the GOT if symbolic jumps are not allowed.
31731 * config/m68k/m68k.md (call, general_operand): Do not set
31732 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31733 Merge separate flag_pic and !flag_pic define_insns into...
31734 (*call, *call_value): ...these new patterns. Match the address
31735 rather than the containing MEM and require it to be a call_operand.
31736 Use output_call to generate the asm template.
31737 * config/m68k/predicates.md (const_call_operand): New predicate.
31738 (call_operand): Likewise.
31740 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31742 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31743 (STACK_GROWS_DOWNWARD): Define to 1.
31744 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31745 comments, emphasizing that these values are only defaults.
31746 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31747 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31749 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31751 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31753 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31754 Richard Sandiford <richard@codesourcery.com>
31756 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31757 (FP_REGNO_P): New macros.
31758 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31759 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31760 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31761 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31763 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31765 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31766 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31768 * config/m68k/t-floatlib: New file, extracting common code from...
31769 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31770 * config/m68k/t-uclinux: Here.
31771 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31772 routines on ColdFire targets.
31774 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31776 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31777 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31778 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31779 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31780 explicitly set MOTOROLA to 1.
31781 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31783 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31784 Nathan Sidwell <nathan@codesourcery.com>
31786 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31787 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31788 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31789 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31790 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31791 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31792 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31793 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31794 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31795 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31796 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31797 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31798 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31799 (DBX_REGISTER_NUMBER): Delete.
31800 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31801 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31802 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31804 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31806 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31807 * config/flat.h: New file.
31808 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31809 OBJECT_FORMAT_FLAT.
31810 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31811 indirect references for -msep-data or -mid-shared-library.
31812 Do not use PC-relative code addresses either.
31813 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31815 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31816 for shared libraries and crt1.o for executables. Use crti.o and
31818 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31819 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31820 Do not add -elf2flt or -shared-lib-id options here.
31821 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31822 Pass -shared-lib-id if -mid-shared-library, taking the library
31823 identifier from -mshared-library-id if given, otherwise
31825 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31826 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31827 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31828 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31829 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31830 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31832 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31833 jump sequence for ISA A and ISA A+.
31834 (PICJUMP): Likewise.
31836 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31838 * config.gcc (m68k-*-uclinux*): Base the port on the common
31839 and m68k GNU/Linux files rather than on the generic ELF ones.
31840 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31841 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31843 2007-01-18 Julian Brown <julian@codesourcery.com>
31844 Richard Sandiford <richard@codesourcery.com>
31846 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31847 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31848 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31850 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31851 80 unconditionally.
31852 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31854 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31856 * doc/install.texi: Document m68k-uclinuxoldabi.
31857 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31858 * config/m68k/uclinux-oldabi.h: New file, copied from
31859 config/m68k/uclinux.h.
31861 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31863 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31864 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31865 (m32r_compute_frame_size): Use unsigned for regno.
31866 (m32r_reload_lr): Use gen_frame_mem.
31868 (m32r_output_function_epilogue): Don't output the function epilogue
31870 (m32r_expand_epilogue): New.
31871 (direct_return): Return false if the function has the interrupt
31873 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31874 * config/m32r/m32r.md (epilogue): New expander.
31875 (return_lr, return_rte): New insns.
31876 (return): Make it expander.
31877 (return_normal): New expander.
31879 2007-01-18 Josh Conner <jconner@apple.com>
31882 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31883 support for UNLE, UNLT, UNGE, and UNGT.
31885 2007-01-18 Jan Hubicka <jh@suse.cz>
31887 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31888 * tree-tailcall (add_virtual_phis): Likewise.
31889 (optimize_tail_call): Return TODOs.
31890 (execute_tail_calls): Return TODOs.
31891 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31892 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31894 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31895 Cleanup cfg using TODO.
31896 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31897 * passes.c (execute_function_todo): When cleanup did something, remove
31899 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31900 (make_edges): Don't cleanup_cfg.
31902 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31904 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31905 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31906 operate on the top of stack.
31907 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31908 register handling of instructions that output to the second
31910 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31911 (move_for_stack_reg): Special-case check for dead destination
31912 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31914 * config/i386/i386.md (UNSPEC_TAN): New constant.
31915 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31916 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31917 to correctly model move of constant 1.0 to top stack slot.
31918 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31919 (unnamed peephole2 pattern): Remove corresponding peephole2
31920 pattern that optimizes tan insn and loading of constant 1.0.
31921 (tanxf2): Use fptanxf4_i387.
31922 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31923 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31924 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31925 disable patterns for SSE math.
31926 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31927 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31929 2007-01-18 Dirk Mueller <dmueller@suse.de>
31930 Richard Guenther <rguenther@suse.de>
31933 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31934 * common.opt (Warray-bounds): Add new warning option.
31935 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31937 * Makefile.in: make tree-vrp.o depend on toplev.h
31938 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31940 (check_array_refs, check_array_bounds, check_array_ref): New.
31942 2007-01-18 Jan Hubicka <jh@suse.cz>
31944 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31945 (execute_ssa_ccp): Return flags conditionally.
31946 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31948 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31950 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31952 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31953 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31955 * Makefile.c (GTFILES): Add cfglayout.h.
31956 * gengtype.c (open_base_files): Likewise.
31957 * cfglayout.c (cfg_layout_function_footer,
31958 cfg_layout_function_header) Reindent to make gengtype happy.
31959 * cfglayout.h (cfg_layout_function_footer,
31960 cfg_layout_function_header): Add GTY(()) marker.
31962 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31964 2007-01-18 Ben Elliston <bje@au.ibm.com>
31966 * genautomata.c (write_automata): Include xstrerror output in the
31967 error message if writing the DFA description file fails.
31969 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31971 * config/mips/mips-protos.h (mips_output_external): Make it
31973 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31974 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31975 (extern_list): Likewise.
31976 (extern_head): Likewise.
31977 (TARGET_ASM_FILE_END): Likewise.
31978 (mips_file_end): Likewise.
31979 (mips_output_external): Rewritten.
31981 2007-01-18 Ben Elliston <bje@au.ibm.com>
31983 * genpreds.c (write_insn_preds_c): Only write out the function
31984 body for regclass_for_constraint if we have register constraints.
31986 2007-01-17 Tom Tromey <tromey@redhat.com>
31988 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31989 * doc/install.texi (Testing): Use sourceware.org.
31990 (Binaries): Likewise.
31991 (Specific): Likewise.
31992 * doc/contrib.texi (Contributors): Use sourceware.org.
31994 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31996 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31997 (AVR_ENHANCED): Rename to ...
31998 (AVR_HAVE_MUL): ... new.
31999 (avr_enhanced_p): Rename to ...
32000 (avr_have_mul_p): ... new.
32001 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32002 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32003 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32004 (avr_have_mul_p): ... new.
32005 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32006 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32007 'avr_enhanced_p' and 'enhanced'.
32008 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32009 AVR_HAVE_MUL instead of AVR_ENHANCED.
32010 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32011 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32012 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32013 instead of AVR_ENHANCED.
32014 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32015 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32016 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32018 2007-01-17 Ian Lance Taylor <iant@google.com>
32020 * vec.h (VEC_reserve_exact): Define.
32021 (vec_gc_p_reserve_exact): Declare.
32022 (vec_gc_o_reserve_exact): Declare.
32023 (vec_heap_p_reserve_exact): Declare.
32024 (vec_heap_o_reserve_exact): Declare.
32025 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32027 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32028 negative parameter.
32029 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32030 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32031 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32032 * vec.c (calculate_allocation): Add exact parameter. Change all
32034 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32035 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32036 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32037 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32038 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32039 (vec_heap_p_reserve_exact): New function.
32040 (vec_heap_o_reserve_exact): New function.
32042 2007-01-17 Jan Hubicka <jh@suse.cz>
32044 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32046 2007-01-17 Eric Christopher <echristo@apple.com>
32048 * config.gcc: Support core2 processor.
32050 2007-01-16 Jan Hubicka <jh@suse.cz>
32052 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32053 the names, just unlink the chain so we don't crash on dangling
32057 2007-01-16 Jan Hubicka <jh@suse.cz>
32059 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32060 * tree-pass.h: Reorder to make IPA passes appear toegher.
32061 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32063 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32064 parameters, do not call early inliner.
32065 * ipa-inline.c: Update comments. Include tree-flow.h
32066 (cgraph_decide_inlining): Do not compute inlining parameters.
32067 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32068 be called with function context set up.
32069 (pass_ipa_inline): Remove unreachable functions before pass.
32070 (cgraph_early_inlining): Simplify assuming to be called from the
32072 (pass_early_inline): New pass.
32073 (cgraph_gate_ipa_early_inlining): New gate.
32074 (pass_ipa_early_inline): Turn into simple wrapper.
32075 (compute_inline_parameters): New function.
32076 (gate_inline_passes): New gate.
32077 (pass_inline_parameters): New pass.
32078 (apply_inline): Move here from tree-optimize.c
32079 (pass_apply_inline): New pass.
32080 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32082 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32083 doing them by hand.
32084 (tree_function_versioning): Do not allocate dummy struct function.
32085 * tree-inline.h (optimize_inline_calls): Update prototype.
32086 * tree-optimize.c (execute_fixup_cfg): Export.
32087 (pass_fixup_cfg): Remove
32088 (tree_rest_of_compilation): Do not apply inlines.
32089 * tree-flow.h (execute_fixup_cfg): Declare.
32090 * Makefile.in (gt-passes.c): New.
32091 * passes.c: Include gt-passes.h
32092 (init_optimization_passes): New passes.
32093 (nnodes, order): New static vars.
32094 (do_per_function_toporder): New function.
32095 (execute_one_pass): Dump current pass here.
32096 (execute_ipa_pass_list): Don't dump current pass here.
32098 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32100 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32101 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32103 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32105 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32106 (strong_alias): Define.
32107 (__gcc_qmul): Provide non-FMA for soft-float.
32108 (__gcc_qdiv): Same.
32113 (__gcc_qunord): New.
32123 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32124 soft-float functions.
32125 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32126 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32127 about long double soft float.
32129 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32130 Tehila Meyzels <tehila@il.ibm.com>
32132 * tree-vectorizer.h (is_pattern_stmt_p): New.
32133 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32134 formatting (tabs instead of spaces). Cleanup and clarify setting
32135 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32136 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32137 (vectorizable_type_demotion): Check that types are integral.
32138 (vectorizable_type_promotion): Likewise.
32139 (vectorizable_store): Fix typo. Eliminate new-line at end of
32142 2007-01-16 Jan Hubicka <jh@suse.cz>
32144 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32147 2007-01-15 Eric Christopher <echristo@apple.com>
32149 * ifcvt.c: Include vec.h, vecprim.h.
32150 (check_cond_move_block): New argument regs.
32151 Reorganize. Add registers used to regs.
32152 (cond_move_process_if_block): Use regs set above as
32155 2007-01-15 Eric Christopher <echristo@apple.com>
32157 * config/darwin.h: Update copyright.
32158 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32159 (LINK_COMMAND_SPEC): Add -u.
32160 (LINK_SPEC): Fix umbrella for above.
32162 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32164 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32167 2007-01-15 Tom Tromey <tromey@redhat.com>
32169 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32170 * doc/install.texi (Testing): Don't mention jacks.
32171 (Configuration): Document --enable-java-maintainer-mode. Move
32172 --with-java-home to libgcj-specific section. Document
32174 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32176 2007-01-15 Jan Hubicka <jh@suse.cz>
32178 * tree-ssa-dce.c (DCE_TODOs): New.
32179 (propagate_necessity): Return if something changed.
32180 (eliminate_unnecessary_stmts): Likewise.
32181 (perform_tree_ssa_dce): Return TODO flags when needed.
32182 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32184 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32186 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32187 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32188 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32189 patterns using X87MODEF12 mode macro. Extend operand 1
32190 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32191 (log10<mode>2): Ditto.
32192 (log2<mode>2): Ditto.
32193 (log1p<mode>2): Ditto.
32194 (logb<mode>2): Ditto.
32195 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32196 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32197 (*fxtractxf3_i387): Rename from *fxtractxf3.
32198 (fxtract_extend<mode>xf3_i387): New insn pattern.
32199 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32200 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32201 and gen_fyl2xxf3_i387().
32203 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32205 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32206 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32207 get_loop_exit_edges. Changed return type to bool.
32208 * cfgloop.h (fix_loop_placement): Declaration removed.
32210 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32212 * param.h (MIN_VECT_LOOP_BOUND): New.
32213 * params.def (MIN_VECT_LOOP_BOUND): New.
32214 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32215 argument - minimum threshold for number of iterations.
32216 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32217 argument to declaration.
32218 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32219 MIN_VECT_LOOP_BOUND.
32220 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32221 slpeel_tree_peel_loop_to_edge with additional argument.
32222 (vect_do_peeling_for_alignment): Likewise.
32223 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32225 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32228 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32229 operands of size 1.
32231 2007-01-14 Jan Hubicka <jh@suse.cz>
32233 * tree-dfa.c (remove_referenced_var): New function.
32234 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32235 prune referenced vars list too.
32236 * tree-flow.h (remove_referenced_var): Declare.
32238 2007-01-14 Jan Hubicka <jh@suse.cz>
32240 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32242 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32243 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32244 * except.h (verify_eh_throw_table_statements): Kill prototype.
32245 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32246 into call exrepssions.
32247 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32249 * tree-cfg.c: Include pointer-set.h.
32250 (verify_node_sharing): Work on pointer set.
32251 (verify_eh_throw_stmt_node): New.
32252 (verify_stmts): Use pointers sets, verify throw_stmt.
32254 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32256 * ipa-reference.c (analyze_function): Consider also addresses taken
32259 2007-01-12 Roger Sayle <roger@eyesopen.com>
32261 * c-typeck.c (null_pointer_constant_p): Replace use of
32262 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32263 (build_c_cast): Likewise.
32265 2007-01-12 Roger Sayle <roger@eyesopen.com>
32267 * tree.h (force_fit_type_double): Remove unused final argument.
32268 * c-common.c (constant_expression_warning): Replace use of
32269 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32270 (convert_and_check): Likewise.
32271 (shorten_compare): Update call to force_fit_type_double.
32272 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32273 * convert.c (convert_to_pointer): Update call to
32274 force_fit_type_double.
32275 * fold-const.c (force_fit_type_double): Remove overflowed_const
32277 (int_const_binop, fold_convert_const_int_from_int,
32278 fold_convert_const_int_from_real, fold_div_compare,
32279 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32280 fold_abs_const, fold_not_const): Remove the final argument from
32281 calls to force_fit_type_double.
32283 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32285 * configure.ac: Set insn to "nop" for spu-*-* also.
32286 * configure: Regenerate.
32288 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32290 * builtins.def : Add BUILT_IN_FREE.
32292 2007-01-12 Jan Hubicka <jh@suse.cz>
32294 PR tree-optimization/30443
32295 * tree-inline.c (tree_function_versioning): Do not optimize when
32296 cloning for inlining.
32298 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32300 * doc/loop.texi: Document recording of loop exits.
32301 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32302 (update_single_exits_after_duplication,
32303 update_single_exit_for_duplicated_loop,
32304 update_single_exit_for_duplicated_loops): Removed.
32305 (duplicate_loop_to_header_edge): Do not call
32306 update_single_exits_after_duplication and
32307 update_single_exit_for_duplicated_loops.
32308 (loop_version): Do not update single_exit information.
32309 (fix_loop_structure): Use record_loop_exits instead of
32310 mark_single_exit_loops.
32311 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32312 the lists of loop exits.
32313 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32314 split_edge, merge_blocks): Update the lists of loop exits.
32315 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32316 loop_optimizer_init.
32317 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32318 of mark_single_exit_loops.
32319 (loop_optimizer_finalize): Call release_recorded_exits.
32320 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32321 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32322 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32323 update single exit information.
32324 * lambda-code.c (perfect_nestify): Ditto.
32325 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32326 (mark_single_exit_loops): Removed.
32327 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32328 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32329 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32331 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32332 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32333 (verify_loop_structure): Verify consistency of the exit lists.
32334 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32335 (set_single_exit): Removed.
32336 * cfgloop.h (struct loop_exit): New function.
32337 (struct loop): single_exit_ field replaced by exits field.
32338 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32339 LOOPS_HAVE_RECORDED_EXITS.
32340 (struct loops): Added exits hash.
32341 (mark_single_exit_loops, set_single_exit): Declaration removed.
32342 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32344 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32346 * doc/invoke.texi: Avoid use of @headitem.
32348 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32350 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32352 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32354 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32357 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32358 Richard Sandiford <richard@codesourcery.com>
32360 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32361 * config/m68k/m68k.opt: Resort options.
32362 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32364 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32365 Richard Sandiford <richard@codesourcery.com>
32367 * doc/invoke.texi: Document the macros that are defined by
32368 m68k's -mtune and -mhard-float options.
32369 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32370 (m68k_cpp_cpu_family): Likewise.
32371 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32372 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32373 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32374 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32375 (m68k_cpp_cpu_family): Likewise.
32377 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32379 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32380 macros besides mc68000 as tuning macros. Use a switch statement
32381 to set them and mcpu32.
32383 2007-01-12 Julian Brown <julian@codesourcery.com>
32385 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32386 (TARGET_68040_ONLY): Rename to...
32387 (TARGET_68040): ...this.
32388 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32389 * config/m68k/m68k.md: Likewise.
32391 2007-01-12 Julian Brown <julian@codesourcery.com>
32392 Nathan Sidwell <nathan@codesourcery.com>
32393 Richard Sandiford <richard@codesourcery.com>
32395 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32396 the -mcpu= argument associated with the --with-cpu setting.
32397 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32398 if different from the one implied by the -mcpu setting.
32399 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32400 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32401 * doc/invoke.texi: Mention ColdFire in the introduction to the
32402 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32403 -mno-div and -mhard-float options. Make -m68881 a synonym for
32404 -mhard-float. Document the previously-undocumented -m5206e,
32405 -m528x, -m5307 and -m5407 options. Tweak the existing option
32406 documentation for consistency.
32407 * doc/install.texi: Mention new --with-cpu arguments.
32408 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32409 default CPU if neither -mcpu nor -march are specified.
32410 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32411 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32412 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32413 using m68k_tune to decide between families that implement the
32414 same ISA. Use m68k_tune to set __mcfv4e__.
32415 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32416 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32417 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32418 (FL_ISA_C, FL_ISA_MMU): New macros.
32419 (MASK_COLDFIRE): Delete.
32420 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32421 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32422 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32423 (TARGET_HARD_FLOAT): Do not define here.
32424 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32425 (TUNE_68000): New macro.
32426 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32427 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32428 (TUNE_CFV2): Redefine in terms of m68k_tune.
32429 (uarch_type, target_device, fpu_type): New enums.
32430 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32431 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32432 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32433 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32434 (FL_FOR_isa_c): New macros.
32435 (m68k_isa): New enum.
32436 (m68k_target_selection): New structure.
32437 (all_devices, all_isas, all_microarchs): New tables.
32438 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32439 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32440 (MASK_ALL_CPU_BITS): Delete.
32441 (m68k_find_selection): New function.
32442 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32443 Map the legacy target options to a combination of the new ones.
32444 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32445 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32446 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32448 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32449 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32451 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32452 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32453 * config/m68k/m68k-devices.def: New file.
32455 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32456 Nathan Sidwell <nathan@codesourcery.com>
32458 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32459 (SUBTARGET_EXTRA_SPECS): New macros.
32460 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32461 use %(asm_cpu_spec) instead.
32462 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32463 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32464 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32465 (EXTRA_SPECS): Rename to...
32466 (SUBTARGET_EXTRA_SPECS): ...this.
32468 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32469 Richard Sandiford <richard@codesourcery.com>
32470 Julian Brown <julian@codesourcery.com>
32472 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32473 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32474 to the configuration's default CPU.
32475 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32476 Remove default masks.
32477 (m680[012]0-*-*): Set the default with_cpu to the first part of
32479 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32480 (m68k*-*-linux): Extend the --with-cpu handling to...
32481 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32482 and m68010. Don't set target_cpu_default2.
32483 * doc/install.texi: Document --with-cpu for m68k.
32484 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32485 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32486 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32487 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32488 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32489 (ASM_SPEC): Remove use of %(asm_cpu_default).
32490 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32491 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32492 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32493 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32494 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32495 (TARGET_DEFAULT): Delete.
32496 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32497 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32498 (CPP_CPU_SPEC): Delete.
32499 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32500 the appropriate string.
32501 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32502 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32503 (ASM_SPEC): Don't use %(asm_default_spec).
32504 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32505 TARGET_DEFAULT and add MASK_68881.
32506 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32508 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32510 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32511 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32512 MASK_68010 alongside MASK_68020.
32513 * doc/invoke.texi: Document -m68010.
32514 * config/m68k/m68k.opt (m68010): New.
32515 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32517 (TUNE_68010): New macro.
32518 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32519 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32520 (M68K_CPU_m68332): Add MASK_68010.
32521 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32522 fallback definition.
32523 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32525 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32526 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32527 to all entries that use MASK_68020.
32528 (output_move_simode_const, output_move_himode, output_move_qimode)
32529 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32530 instead of TARGET_68020 to select clr behavior. Remove comment
32531 about there being no TARGET_68010.
32532 * config/m68k/m68k.md: Likewise throughout.
32534 2007-01-12 Julian Brown <julian@codesourcery.com>
32536 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32537 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32538 * config/m68k/m68k.md: Likewise.
32540 2007-01-12 Julian Brown <julian@codesourcery.com>
32542 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32543 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32545 2007-01-12 Julian Brown <julian@codesourcery.com>
32547 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32548 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32549 * config/m68k/m68k.md: Likewise.
32551 2007-01-12 Julian Brown <julian@codesourcery.com>
32552 Richard Sandiford <richard@codesourcery.com>
32554 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32555 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32556 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32558 (TARGET_CPU32): Rename to...
32559 (TUNE_CPU32): ...this.
32560 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32561 (TUNE_CFV2): New macros.
32562 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32563 remove conditions that are implied by TARGET_68020.
32564 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32565 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32566 (m68k_output_function_epilogue): Likewise.
32567 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32568 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32569 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32570 non-68000 timings. Refactor multiplication and division costs.
32571 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32572 TUNE_CPU32 instead of TARGET_CPU32.
32573 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32574 and TUNE_68060 instead of TARGET_68060.
32575 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32576 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32578 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32579 && !TARGET_COLDFIRE" to choose between moveq and clr.
32580 Likewise in the unnamed movsf pattern.
32581 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32582 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32585 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32587 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32588 of tabbing before backslashes.
32590 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32592 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32593 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32594 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32596 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32598 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32599 find_interesting_uses_cond.
32600 (find_interesting_uses_cond): Use extract_cond_operands.
32601 (rewrite_use_compare): Use extract_cond_operands and
32602 force_gimple_operand_bsi. Do not call update_stmt.
32603 (determine_use_iv_cost_condition): Use extract_cond_operands.
32604 Return cheaper of using original bound and changing the exit bound.
32606 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32608 PR tree-optimization/29516
32609 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32610 most_expensive_mult_to_index, addr_to_parts,
32611 create_mem_ref, maybe_fold_tmr): Make the type of
32612 fields of TARGET_MEM_REF sizetype.
32613 (move_fixed_address_to_symbol, move_pointer_to_base):
32615 * tree.def (TARGET_MEM_REF): Add comment on types of
32618 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32620 * c-common.c (vector_types_convertible_p): Treat opaque types as
32621 always convertible if they have the same size, but not otherwise.
32623 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32625 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32626 Remove the b_unconditional field.
32627 (noce_try_sign_mask): Do not look at b_unconditional.
32628 (noce_process_if_block): Do not use merge_if_blocks. Update
32629 the CFG here. Do not set b_unconditional.
32630 (cond_move_process_if_block): Likewise.
32631 (find_cond_trap): Likewise.
32632 (check_cond_move_block): Require simple jump insns at the end
32633 of the basic block.
32635 2007-01-11 Jan Hubicka <jh@suse.cz>
32637 PR tree-optimization/1046
32638 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32639 when alias info is not ready.
32640 (pass_tail_recursion): Do not require aliasing.
32641 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32642 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32643 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32644 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32645 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32646 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32647 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32649 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32650 When aliasing is not build, mark statement as volatile.
32652 2007-01-11 Tom Tromey <tromey@redhat.com>
32654 PR preprocessor/15185, PR preprocessor/20989:
32655 * doc/cppopts.texi <-MT>: Update description of algorithm for
32656 computing default target.
32657 <-M, -MD>: Reword "basename" text.
32659 2007-01-11 Roger Sayle <roger@eyesopen.com>
32661 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32662 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32663 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32664 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32665 fold_builtin_bswap, real_constp, fold_builtin_pow,
32666 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32667 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32668 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32669 * convert.c (convert_to_pointer): Likewise.
32670 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32671 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32672 const_binop, fold_convert_const_int_from_int,
32673 fold_convert_const_int_from_real,
32674 fold_convert_const_real_from_real, sign_bit_p,
32675 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32676 fold_sign_changed_comparison, fold_unary, fold_comparison,
32677 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32678 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32679 * print-tree.c (print_node_brief, print_node): Likewise.
32680 * stor-layout.c (place_field, layout_type): Likewise.
32681 * tree-chrec.c (keep_cast): Likewise.
32682 * tree.c (build_vector, build_real, build_real_from_int_cst,
32683 build_complex): Likewise.
32685 2007-01-11 Roger Sayle <roger@eyesopen.com>
32687 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32688 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32690 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32692 * configure.ac (strict1_warn): Rename to strict_warn.
32693 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32694 cc_set_by_configure, quoted_cc_set_by_configure,
32695 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32696 all_boot_languages, all_stagestuff): Remove.
32697 (target_list): Remove bootstrap targets.
32698 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32699 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32700 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32701 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32702 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32703 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32704 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32705 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32706 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32707 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32708 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32709 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32710 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32711 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32712 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32713 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32714 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32715 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32716 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32717 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32718 (mostlyclean): Adjust.
32719 (clean, distclean): Don't mention bootstrap stuff.
32720 * configure: Regenerate.
32721 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32722 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32723 treelang/config-lang.in (stagestuff): Remove.
32724 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32725 stageprofile, stagefeedback, stagestuff): Remove mention.
32727 2007-01-11 Nick Clifton <nickc@redhat.com>
32729 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32731 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32732 (mcore_arith_K_S_operand): Run the test for the S constraint not
32733 the test for the M constraint.
32734 (mcore_addsub_operand): Do not accept integer values that are
32735 larger than 32 bits.
32736 * config/mcore/mcore.md: Remove unused constraints from split.
32737 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32738 (addsi3): Likewise.
32739 (allocate_stack): Likewise.
32740 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32741 operands to 32 bits.
32742 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32744 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32745 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32746 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32747 mcore_output_bclri, mcore_output_andn, output_inline_const,
32748 mcore_output_move, mcore_output_movedouble): Likewise.
32749 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32750 (output_inline_const): Likewise.
32751 (output_inline_const): Fix format strings used in sprintf
32753 * config/mcore/mcore-protos.h: Update prototypes for changed
32754 functions in mcore.c.
32755 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32756 HOST_WIDE_INT and not int.
32757 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32758 CONST_OK_FOR_N): Likewise.
32759 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32760 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32763 2007-01-10 Jan Hubicka <jh@suse.cz>
32765 * tree-vrp.c (remove_range_assertions): Release defs.
32766 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32767 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32769 2007-01-10 Paul Brook <paul@codesourcery.com>
32771 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32772 * config/arm/arm.md (mulsi3subsi): New insn.
32774 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32776 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32777 (tree_transform_and_unroll_loop): New.
32778 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32781 2007-01-10 Robert Kennedy <jimbob@google.com>
32783 * fold-const.c (fold_comparison): Fold comparisons like (x *
32784 1000 < 0) to (x < 0).
32786 2007-01-10 Ian Lance Taylor <iant@google.com>
32788 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32789 operands have the same priority.
32791 2007-01-10 Tom Tromey <tromey@redhat.com>
32793 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32794 (fold_binary): Likewise.
32795 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32796 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32797 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32798 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32799 * langhooks.h (struct lang_hooks): Removed field
32800 'can_use_bit_fields_p'.
32802 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32804 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32806 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32808 * function.c (get_last_funcdef_no): New function.
32809 * function.h (get_last_funcdef_no): Declare.
32810 * tree-inline.c (initialize_cfun): Add initialization.
32811 (tree_function_versioning): Cleanup.
32813 2007-01-10 Jan Hubicka <jh@suse.cz>
32815 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32818 2007-01-10 Sa Liu <saliu@de.ibm.com>
32819 Ben Elliston <bje@au.ibm.com>
32821 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32822 for SAVE_NONLOCAL and Pmode for any other save level.
32823 * spu-protos.h (spu_restore_stack_block): Declare.
32824 * spu.md (save_stack_block): Remove.
32825 (restore_stack_block): Call spu_restore_stack_block.
32826 * spu.c (spu_restore_stack_block): New function.
32827 (spu_expand_epilogue): Remove old comment.
32829 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32831 PR tree-optimization/30322
32832 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32833 (cand_value_at): Return the value as aff_tree.
32834 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32835 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32836 aff_combination_mult): New functions.
32837 (aff_combination_add): Use aff_combination_add_cst.
32838 (aff_combination_convert): Allow conversions to a wider type.
32839 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32840 * tree-affine.h (aff_combination_mult): Declare.
32842 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32844 * doc/tm.texi: Update documentation to reflect reality of exec
32845 and start file search behaviours. Update copyright year.
32846 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32847 header file directories.
32849 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32851 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32852 (*cosxf2): Rename to cosxf2_i387.
32853 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32854 using X87MODEF12 mode macro. Rename patterns to
32855 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32857 (*cosdf2, *cossf2): Ditto.
32858 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32859 to match extended input operands.
32860 (sincos<mode>3): New expander.
32861 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32862 insn patterns and corresponding splitters.
32864 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32866 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32867 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32869 2007-01-09 Nicolas Pitre <nico@cam.org>
32872 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32874 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32876 * target.h (struct gcc_target): New field library_rtti_comdat.
32877 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32878 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32879 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32880 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32882 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32884 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32886 2007-01-08 Richard Guenther <rguenther@suse.de>
32888 * tree.h (force_fit_type_double): Export.
32889 (force_fit_type): Remove.
32890 * fold-const.c (force_fit_type_double): New function.
32891 (force_fit_type): Remove.
32892 (int_const_binop): Use it.
32893 (fold_convert_const_int_from_int): Likewise.
32894 (fold_convert_const_int_from_real): Likewise.
32895 (fold_div_compare): Likewise.
32896 (fold_sign_changed_comparison): Likewise.
32897 (fold_unary): Likewise.
32898 (fold_negate_const): Likewise.
32899 (fold_abs_const): Likewise.
32900 (fold_not_const): Likewise.
32901 * c-common.c (shorten_compare): Use force_fit_type_double.
32902 * convert.c (convert_to_pointer): Likewise.
32904 2007-01-08 Richard Guenther <rguenther@suse.de>
32906 * tree.h (build_int_cst_wide_type): Export.
32907 * tree.c (build_int_cst_wide_type): New function.
32908 (build_int_cst_wide): Fix comment.
32909 * builtins.c (fold_builtin_object_size): Use build_int_cst
32910 to build -1 or 0 of the correct type. Use fit_double_type
32911 to check for overflow.
32912 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32914 (decode_field_reference): Likewise.
32915 (all_ones_mask_p): Likewise.
32916 (native_interpret_int): Use build_int_cst_wide_type.
32917 (fold_binary): Use build_int_cst_type to build an all-ones
32919 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32921 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32923 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32925 2007-01-09 Ben Elliston <bje@au.ibm.com>
32927 * genautomata.c (STATS_OPTION): New option.
32928 (stats_flag): New flag.
32929 (gen_automata_option): Handle it.
32930 (initiate_automaton_gen): Ditto.
32931 (write_automata): Output statistics only if stats_flag is
32932 set. Likewise, output time statistics only if time_flag is set.
32933 * doc/md.texi (Processor pipeline description): Document new flag.
32935 2007-01-08 Richard Guenther <rguenther@suse.de>
32937 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32938 * tree.c (build_int_cst_type): Likewise.
32939 (size_in_bytes): Don't call force_fit_type on the result.
32940 (int_fits_type_p): Use fit_double_type.
32941 * fold-const.c (fit_double_type): New function.
32942 (force_fit_type): Use it.
32943 * tree.h (fit_double_type): Export.
32945 2007-01-08 Jan Hubicka <jh@suse.cz>
32947 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32948 * ipa.c (function_and_variable_visibility): Fix return type.
32950 2007-01-08 Richard Guenther <rguenther@suse.de>
32952 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32953 of offset to build the index.
32954 * tree-pretty-print.c (dump_generic_node): Don't build negated
32955 const just for printing.
32956 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32957 * builtins.c (fold_builtin_int_roundingfn): Check if result
32958 fits the type by using force_fit_type and comparing the result.
32959 * predict.c (predict_loops): Use compare_tree_int for comparison.
32960 * tree.c (build_int_cst): Fall back to integer_type_node for
32962 (build_int_cst_wide): Assert type is non-null.
32964 2007-01-08 Roberto Costa <roberto.costa@st.com>
32966 * tree-vrp.c (extract_range_from_cond_expr): New.
32967 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32968 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32970 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32971 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32972 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32973 used as expressions.
32974 * tree-object-size.c (cond_expr_object_size): New.
32975 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32977 2007-01-08 Jan Hubicka <jh@suse.cz>
32979 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32980 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32983 2007-01-08 Richard Guenther <rguenther@suse.de>
32985 PR tree-optimization/23603
32986 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32987 (extract_range_from_binary): Fall back to truthvalue instead of
32988 varying for TRUTH_*_EXPR.
32989 (extract_range_from_comparison): Fall back to truthvalue instead of
32991 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32992 if all visited PHI values were constant.
32994 2007-01-08 Jan Hubicka <jh@suse.cz>
32996 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32997 (cgraph_analyze_function): break out from ...
32998 (cgraph_finalize_compilation_unit): ... here.
32999 (cgraph_expand_function): Remove forgoten commented out line.
33000 (cgraph_optimize): Analyze functions.
33002 2007-01-08 Jan Hubicka <jh@suse.cz>
33004 * tree-pas.h (TODO_remove_function): New flag.
33005 (TODO_update*): Renumber.
33006 (pass_ipa_increase_alignment,
33007 pass_ipa_function_and_variable_visibility): New passes.
33008 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33009 (cgraph_function_and_variable_visibility): Move to ipa.c
33010 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33011 cgraph_increase_alignment.
33012 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33013 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33014 calling tree-inline.
33015 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33016 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33017 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33018 (gate_increase_alignment): New function.
33019 (pass_ipa_increase_alignment): New pass.
33020 * ipa.c: Inline tree-pass.h and timevar.h
33021 (function_and_variable_visibility): Move here from cgraphunit.c
33022 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33023 * passes.c (init_optimization_passes): Add the two new passes.
33024 (execute_todo): Handle cgraph_remove_functions.
33026 2007-01-08 Nick Clifton <nickc@redhat.com>
33028 * config/frv/predicates.md (reg_or_0_operand): Accept
33031 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33033 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33034 * config.gcc: Add bfin*-rtems*.
33036 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33038 * c.opt: Add -flax-vector-conversions.
33039 * c-typeck.c (convert_for_assignment): Pass flag to
33040 vector_types_convertible_p to allow emission of note.
33041 (digest_init): Likewise.
33042 * c-opts.c: Handle -flax-vector-conversions.
33043 * c-common.c (flag_lax_vector_conversions): New.
33044 (vector_types_convertible_p): Unless -flax-vector conversions
33045 has been passed, disallow conversions between vectors with
33046 differing numbers of subparts and/or element types. If such
33047 a conversion is disallowed, possibly emit a note on the first
33048 occasion only to inform the user of -flax-vector-conversions.
33049 The new last argument specifies this.
33050 * c-common.h (flag_lax_vector_conversions): New.
33051 (vector_types_convertible_p): Add extra argument.
33052 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33053 char_type_node for V*QI type vectors.
33054 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33055 Update to satisfy new typechecking rules.
33056 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33057 C and C++ variants.
33058 * doc/invoke.texi (C Dialect Options): Document
33059 -flax-vector-conversions.
33061 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33063 PR tree-optimization/29877
33064 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33065 a register variable on the RHS to not be replaceable.
33067 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33068 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33069 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33070 const_simm15, const_pow2, const_npow2): Added.
33071 * config/score/misc.md (insv, extv, extzv, movmemsi,
33072 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33073 * config/score/score.c (score_address_cost, score_select_cc_mode):
33075 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33076 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33077 Update score_print_operand.
33078 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33079 Adjust register allocate order and update some macro define.
33080 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33081 mdx_block_move_straight, mdx_block_move_loop_head,
33082 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33083 mdx_block_move_loop, mdx_block_move): Added.
33084 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33085 mdp_limm): Updated and fix some bug and typo.
33086 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33087 (movsf, movdf, doloop_end): Added.
33089 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33091 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33092 config/arm/thumb2.md: Fix comment typos.
33093 * doc/extend.texi: Fix a typo.
33095 2007-01-07 Eric Christopher <echristo@apple.com>
33097 * configure.ac: Check for __stack_chk_fail for darwin.
33098 * configure: Regenerate.
33100 2007-01-07 Richard Guenther <rguenther@suse.de>
33102 * tree-vrp.c (extract_range_from_assert): CSE calls to
33103 compare_values where possible.
33104 (extract_range_from_unary_expr): Likewise.
33106 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33108 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33109 * config/avr/avr.c (call_insn_operand): Delete function.
33110 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33111 instead of register number. Use predicates.
33112 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33113 call_insn_operand): Add.
33115 2007-01-06 Jan Hubicka <jh@suse.cz>
33117 * tree-pass.h (pass_build_cgraph_edges): Declare.
33118 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33119 (visited_nodes): Remove.
33120 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33121 build_cgrpah_edges; make visited_nodes local.
33122 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33123 (record_references_in_initializer): Move to cgraphbuild.c
33124 (initialize_inline_failed, rebuild_cgraph_edges,
33125 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33126 (verify_cgraph_node): Make visited_nodes local.
33127 (cgraph_analyze_function): Do not call cgraph_create_edges and
33128 initialize_inline_failed.
33129 (cgraph_expand_function): Do not call cgraph_lower_function;
33130 assert that function is already lowered.
33131 * Makefile.in (cgraphbuild.o): New.
33132 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33133 at the end of lowering passes.
33135 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33137 * ifcvt.c (cond_move_convert_if_block): New function, code
33138 factored out from...
33139 (cond_move_process_if_block): ...here. Call the new function
33140 on the THEN and ELSE blocks.
33141 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33142 already takes care of this.
33144 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33147 * tree.h (TREE_OVERFLOW_P): New.
33148 * c-typeck.c (parser_build_unary_op): Warn only if result
33149 overflowed and operands did not.
33150 (parser_build_binary_op): Likewise.
33151 (convert_for_assignment): Remove redundant overflow_warning.
33152 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33154 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33156 * c-typeck.c (store_init_value): Split over two lines to follow
33157 the GNU coding style.
33159 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33161 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33162 __GXX_EXPERIMENTAL_CXX0X__.
33163 * doc/cpp.texi: Same.
33165 2007-01-05 Richard Guenther <rguenther@suse.de>
33167 PR middle-end/27826
33168 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33169 with mismatched types. Instead explicitly build a
33170 conversion NOP_EXPR.
33172 2007-01-05 Ian Lance Taylor <iant@google.com>
33174 * c-common.c (decl_with_nonnull_addr_p): New function.
33175 (c_common_truthvalue_conversion): Call it.
33176 * c-typeck.c (build_binary_op): Likewise.
33177 * c-common.h (decl_with_nonnull_addr_p): Declare.
33179 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33182 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33185 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33187 * doc/install.texi (Final install): Document the fact that
33188 the GNAT runtime should not be stripped.
33190 2007-01-04 Jan Hubicka <jh@suse.cz>
33192 * tree-inline.c (fold_marked_statements): Update operand caches
33193 and EH after folding
33195 2007-01-04 Ian Lance Taylor <iant@google.com>
33197 * c-common.c (check_function_nonnull): Whitespace fix.
33199 2007-01-04 Jan Hubicka <jh@suse.cz>
33201 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33202 comitted older version of patch.
33203 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33204 function, celanup cfg and collect garbage.
33206 2007-01-04 Mike Stump <mrs@apple.com>
33208 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33211 2007-01-04 Eric Christopher <echristo@apple.com>
33213 * libgcc2.c (__bswapsi2): Use SItype.
33214 (__bswapdi2): Use DItype.
33215 * libgcc2.h: Update for above.
33217 2007-01-04 Paul Brook <paul@codesourcery.com>
33219 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33220 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33221 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33222 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33223 umulsi3_highpart): Make conditional on !arm_arch6.
33224 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33225 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33226 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33227 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33228 umulsi3_highpart_v6): New insns.
33230 2007-01-04 Roger Sayle <roger@eyesopen.com>
33232 * fold-const.c (fold_convert): When casting an expression to void,
33233 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33234 have a type. Instead of attempting to build a NOP_EXPR, return
33235 these "special" trees directly.
33237 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33239 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33240 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33241 rs6000_cost->fp not 0 as adjustment for outer NEG.
33243 2007-01-04 Jan Hubicka <jh@suse.cz>
33245 * cgraph.c (cgraph_release_function_body): New function.
33246 (cgraph_remove_node): Use it.
33247 * cgraph.h (cgraph_release_function_body): Declare.
33248 * cgraphunit.c (cgraph_expand_function): Use it.
33249 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33250 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33251 is initialized and while compilation of other function is running.
33252 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33253 statement CFG annotations from here to ...
33254 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33256 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33258 * cfgloop.h (enum li_flags): Make the constants powers of two.
33260 2007-01-04 Jan Hubicka <jh@suse.cz>
33262 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33264 (fold_marked_statements): New function.
33265 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33266 * tree-inline.h (copy_body_data): Add statements_to_fold.
33268 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33270 * config.gcc: Mention libgcc/config.host.
33271 * Makefile.in: Update comments mentioning libgcc.
33272 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33273 (all.cross, start.encap, rest.encap, rest.cross): Update
33274 dependencies for libgcc move.
33275 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33276 (clean-target, clean-target-libgcc): Delete.
33277 (srcdirify, GCC_EXTRA_PARTS): New macros.
33278 (libgcc-support, libgcc.mvars): New rules.
33279 (distclean): Remove mention of mklibgcc.
33280 (install): Don't reference INSTALL_LIBGCC.
33281 (install-common): Don't reference EXTRA_PARTS.
33282 (install-libgcc, install-multilib): Delete rules.
33283 * mklibgcc.in: Delete file.
33284 * doc/configfiles.texi: Don't mention mklibgcc.
33286 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33287 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33288 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33289 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33290 (mklibgcc, ldblspecs): Likewise.
33292 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33293 (posixpre.def): Use $(T).
33294 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33295 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33296 (SHLIB_LINK): Make dummy.
33297 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33299 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33301 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33302 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33303 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33304 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33306 * configure.ac (all_outputs): Remove mklibgcc.
33307 * configure: Regenerated.
33309 2007-01-03 Josh Conner <jconner@apple.com>
33311 PR middle-end/29683
33312 * calls.c (compute_argument_addresses): Set stack and stack_slot
33313 for partial args, too.
33314 (store_one_arg): Use locate.size.constant for the size when
33315 generating a save_area.
33317 2007-01-03 Robert Kennedy <jimbob@google.com>
33319 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33320 whose definitions are deleted due to basic block merging.
33322 2007-01-03 Paul Brook <paul@codesourcery.com>
33325 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33327 (use_return_insn): Return 0 for Thumb interrupt functions.
33328 (print_multi_reg): Add rfe argument for IRQ returns.
33329 (arm_output_epilogue): Pop interrupt return address directly into PC.
33330 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33332 2007-01-03 Paul Brook <paul@codesourcery.com>
33334 Merge from sourcerygxx-4_1.
33335 * config/arm/thumb2.md: New file.
33336 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33338 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33339 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33340 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33341 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33343 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33344 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33346 * config/arm/ieee754-sf.S: Ditto.
33347 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33348 (thumb1_base_register_rtx_p): ... to this.
33349 (thumb_index_register_rtx_p): Rename...
33350 (thumb1_index_register_rtx_p): ... to this.
33351 (thumb_output_function_prologue): Rename...
33352 (thumb1_output_function_prologue): ... to this.
33353 (thumb_legitimate_address_p): Rename...
33354 (thumb1_legitimate_address_p): ... to this.
33355 (thumb_rtx_costs): Rename...
33356 (thumb1_rtx_costs): ... to this.
33357 (thumb_compute_save_reg_mask): Rename...
33358 (thumb1_compute_save_reg_mask): ... to this.
33359 (thumb_final_prescan_insn): Rename...
33360 (thumb1_final_prescan_insn): ... to this.
33361 (thumb_expand_epilogue): Rename...
33362 (thumb1_expand_epilogue): ... to this.
33363 (arm_unwind_emit_stm): Rename...
33364 (arm_unwind_emit_sequence): ... to this.
33365 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33366 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33367 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33368 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33369 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33370 thumb2_output_casesi): New functions.
33371 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33372 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33373 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33374 THUMB2_WORK_REGS): Define.
33375 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33376 arm_condexec_mask, arm_condexec_masklen)): New variables.
33377 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33378 (arm_override_options): Check new CPU capabilities.
33379 Set new architecture flag variables.
33380 (arm_isr_value): Handle v7m interrupt functions.
33381 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33383 (const_ok_for_arm): Handle Thumb-2 constants.
33384 (arm_gen_constant): Ditto. Use movw when available.
33385 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33387 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33388 (thumb_find_work_register, arm_load_pic_register,
33389 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33390 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33391 print_multi_reg, output_mov_long_double_fpa_from_arm,
33392 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33393 output_mov_double_fpa_from_arm, output_move_double,
33394 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33395 output_return_instruction, arm_output_function_prologue,
33396 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33397 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33398 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33399 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33400 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33401 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33403 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33404 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33405 (arm_file_start): Output directive for unified syntax.
33406 (arm_unwind_emit_set): Handle stack alignment instruction.
33407 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33408 Add v6t2, v7, v7a, v7r and v7m.
33409 (RETLDM): Add Thumb-2 code.
33410 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33411 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33412 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33413 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33414 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33415 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33416 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33417 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33418 ADJUST_INSN_LENGTH): Define.
33419 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33420 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33421 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33422 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33423 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33424 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33425 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33426 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33427 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33428 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33429 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33430 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33431 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33432 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33433 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33434 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33435 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33437 * config/arm/arm-tune.md: Regenerate.
33438 * config/arm/arm-protos.h: Update prototypes.
33439 * config/arm/vfp.md: Enable patterns for Thumb-2.
33440 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33441 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33442 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33443 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33444 * config/arm/libunwind.S: Add Thumb-2 code.
33445 * config/arm/constraints.md: Update include Thumb-2.
33446 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33447 * config/arm/ieee754-df.S: Ditto.
33448 * config/arm/bpabi.S: Ditto.
33449 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33450 * config/arm/predicates.md (low_register_operand,
33451 low_reg_or_int_operand, thumb_16bit_operator): New.
33452 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33453 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33454 * config/arm/t-arm-elf: Add armv7 multilib.
33455 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33457 (UNSPEC_STACK_ALIGN, ce_count): New.
33458 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33459 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33461 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33462 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33463 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33464 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33465 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33466 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33468 * doc/extend.texi: Document ARMv7-M interrupt functions.
33469 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33471 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33473 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33474 (struct _Unwind_Context): Rename args_size to flags, remove
33475 signal_frame field, add a new args_size field and version field.
33476 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33477 _Unwind_IsExtendedContext): New inline functions.
33478 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33479 Assume by_value array is only present if _Unwind_IsExtendedContext.
33480 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33481 _Unwind_IsSignalFrame.
33482 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33483 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33484 (uw_init_context_1): Initialize context->flags to
33485 EXTENDED_CONTEXT_BIT.
33486 * config/rs6000/linux-unwind.h (frob_update_context): Use
33487 _Unwind_SetSignalFrame.
33489 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33491 PR middle-end/30353
33492 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33493 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33496 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33498 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33499 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33500 RET, AT_SP): Remove.
33501 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33504 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33505 * cfgbuild.c (find_basic_blocks): Likewise.
33506 * cfgrtl.c (rtl_create_basic_block): Likewise.
33507 * function.c (temp_slots_at_level): Likewise.
33508 * reg-stack.c (stack_regs_mentioned): Likewise.
33509 * regclass.c (allocate_reg_info): Likewise.
33510 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33511 set_bb_for_stmt, move_block_to_fn): Likewise.
33512 * tree-complex.c (tree_lower_complex): Likewise.
33513 * vec.h (VEC_safe_grow_cleared): New.
33515 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33517 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33519 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33520 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33522 * cfgloopmanip.c (scale_loop_frequencies): Export.
33523 (loopify): Scale the frequencies by prescribed coefficients.
33524 (set_zero_probability): New function.
33525 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33526 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33527 and frequencies according to arguments.
33528 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33530 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33531 * modulo-sched.c (sms_schedule): Set probabilities for entering
33532 versioned loop correctly.
33533 * tree-vect-transform.c (vect_transform_loop): Ditto.
33534 * cfgloop.h (loopify, loop_version): Declaration changed.
33535 (scale_loop_frequencies): Declared.
33537 2007-01-02 Jan Hubicka <jh@suse.cz>
33539 * cgraph.c: Include tree-flow.h
33540 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33541 early_local_passes.
33542 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33543 * tree-pass.h (pass_all_early_optimizations): Declare.
33544 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33545 early_local_passes.
33546 (cgraph_analyze_function): Do early_local_passes.
33547 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33548 Do not add referenced vars.
33549 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33551 (gate_all_early_local_passes): New gate.
33552 (pass_early_local_passes): Use new gate.
33553 (execute_early_local_optimizations): New functions.
33554 (gate_all_early_optimizations): New gate.
33555 (pass_all_early_optimizations): New pass.
33556 (execute_free_datastructures): Free SSA only when initialized.
33557 (gate_init_datastructures): Init only when optimizing.
33558 (tree_lowering_passes): Do early local passes when called late.
33559 * tree-profile.c (do_tree_profiling): Don't profile functions added
33561 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33562 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33564 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33565 during early_local_passes.
33566 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33569 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33571 * Makefile.in: Update copyright year.
33573 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33575 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33576 in $(lang_checks) and check-consistency targets.
33578 2007-01-02 Jan Hubicka <jh@suse.cz>
33580 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33581 Do not add referenced vars.
33582 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33584 * passes.c (init_optimization_passes): Put mudflap_2 after
33585 free_datastructures.
33587 2007-01-02 Jan Hubicka <jh@suse.cz>
33589 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33590 Set NOTHROW flag on call statements proved to be nothrow.
33591 Update statement of local calls so new pure/const functions are
33592 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33594 (tree_rest_of_compilation): Register hooks and initialize bitmap
33595 early. Do not set after_inlining flag.
33597 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33599 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33600 HOST_BITS_PER_LONGLONG
33602 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33605 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33606 warning for non-static initializers.
33608 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33610 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33611 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33612 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33613 Always use set_unique_reg_note to add REG_EQUAL notes.
33615 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33618 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33620 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33621 * cfgbuild.c (find_basic_blocks): Likewise.
33622 * cfgrtl.c (rtl_create_basic_block): Likewise.
33623 * function.c (temp_slots_at_level): Likewise.
33624 * reg-stack.c (stack_regs_mentioned): Likewise.
33625 * regclass.c (allocate_reg_info): Likewise.
33626 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33627 set_bb_for_stmt, move_block_to_fn): Likewise.
33628 * tree-complex.c (tree_lower_complex): Likewise.
33629 * vec.h (VEC_safe_grow_cleared): New.
33631 2007-01-02 Ian Lance Taylor <iant@google.com>
33633 * c-common.c (c_common_truthvalue_conversion): When warning about
33634 using an assignment as a truth value, set TREE_NO_WARNING.
33636 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33639 * c.opt (Wold-style-declaration): New.
33640 * doc/invoke.texi (C-only Warning Options): New.
33641 (Wold-style-declaration): Document it.
33642 (Wextra): Enabled by -Wextra.
33643 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33644 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33645 -Wold-style-declaration.
33647 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33649 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33650 * cfgbuild.c (find_basic_blocks): Likewise.
33651 * cfgrtl.c (rtl_create_basic_block): Likewise.
33652 * function.c (temp_slots_at_level): Likewise.
33653 * reg-stack.c (stack_regs_mentioned): Likewise.
33654 * regclass.c (allocate_reg_info): Likewise.
33655 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33656 set_bb_for_stmt, move_block_to_fn): Likewise.
33657 * tree-complex.c (tree_lower_complex): Likewise.
33658 * vec.h (VEC_safe_grow_cleared): New.
33660 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33662 * c-common.c (c_common_nodes_and_builtins): Since variants of
33663 void_type_node get built before it is given a name, we need to
33664 give those variants the name, too.
33665 (complete_array_type): We need to work with the canonical main
33666 type of the array, from which we will build the qualified version.
33667 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33668 * print-tree.c (print_node): Display canonical type information
33670 * stor-layout.c (layout_type): When we don't know the
33671 alignment of a type for which we're building an array, we end up
33672 guessing wrong, so make the type require structural equality.
33673 * tree.c (make_node_stat): When we build a new type, it is its
33674 own canonical type.
33675 (build_type_attribute_qual_variant): When building an attribute
33676 variant, its canonical type is the non-attribute variant. However,
33677 if the attributes are target-dependent and they differ, we need to
33678 use structural equality checks for this type.
33679 (build_qualified_type): A qualified type is not equivalent to its
33680 unqualified variant; set the canonical type appropriately.
33681 (build_distinct_type_copy): When building a distinct type from
33682 another type, the new type is its own canonical type.
33683 (build_variant_type_copy): When building a new type variant, we
33684 assume that it is equivalent to the original type.
33685 (build_pointer_type_for_mode): When building a pointer type, also
33686 build a canonical type pointer.
33687 (build_reference_type_for_mode): When building a reference type,
33688 also build a canonical type reference.
33689 (build_index_type): When we can't hash an index type (e.g.,
33690 because its maximum value is negative), the index type requires
33691 structural equality tests.
33692 (build_array_type): Build the canonical form of an array type.
33693 (build_function_type): Function types require structural equality,
33694 because they contain default arguments, attributes, etc.
33695 (build_method_type_directly): Ditto for method types.
33696 (build_offset_type): Build the canonical offset type.
33697 (build_complex_type): Build the canonical vector type.
33698 (make_vector_type): Build the canonical vector type.
33699 * tree.h (TYPE_CANONICAL): New.
33700 (TYPE_STRUCTURAL_EQUALITY_P): New.
33701 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33702 (struct tree_type): Added "canonical" field.
33703 * params.h (VERIFY_CANONICAL_TYPES): New.
33704 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33705 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33706 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33707 * doc/invoke.texi (verify-canonical-types): Document --param
33708 parameter for verifying canonical types.
33710 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33712 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33713 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33714 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33715 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33717 * config/rs6000/e500.h: New.
33718 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33719 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33721 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33722 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33723 TARGET_E500_DOUBLE): Remove.
33724 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33725 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33726 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33727 * config/rs6000/rs6000.c (rs6000_override_options): Use
33728 CHECK_E500_OPTIONS.
33730 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33732 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33733 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33734 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33735 rs6000_emit_cmove): Don't check TARGET_E500.
33736 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33737 sordered): Don't check TARGET_E500.
33739 2007-01-01 Eric Christopher <echristo@apple.com>
33741 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33742 HARD_REGISTER_NUM_P.
33744 2007-01-01 Roger Sayle <roger@eyesopen.com>
33746 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33747 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33748 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33751 2007-01-01 Mike Stump <mrs@apple.com>
33753 * configure.ac: Remove support for building with Apple's gcc-3.1.
33755 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33757 PR middle-end/30311
33758 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33759 REG is a hard register. Do not modify REG before calling
33761 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33762 multiple of the size of YMODE for certain lowpart cases.
33764 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33766 PR middle-end/30253
33767 * gimplify (voidify_wrapper_expr): Update for
33768 GIMPLE_MODIFY_STMT.
33770 2007-01-01 Andreas Schwab <schwab@suse.de>
33773 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33774 save of BR0 in extra_spill_size instead of spill_size.
33775 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33777 (ia64_expand_epilogue): Restore BR0 from its new location.
33779 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33781 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33782 Use a temporary variable if the left hand side is not a gimple
33785 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33787 * gimplify.c (gimplify_return_expr): Make the temporary variable
33788 for the return expression, a gimple register variable.
33790 2007-01-01 Jan Hubicka <jh@suse.cz>
33792 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33795 2007-01-01 Mike Stump <mrs@apple.com>
33797 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33799 * config/darwin.c (machopic_select_rtx_section): Use
33800 HAVE_GAS_LITERAL16.
33801 (darwin_mergeable_constant_section): Likewise.
33802 * configure: Regenerate.
33803 * config.in: Regenerate.
33805 2007-01-01 Jan Hubicka <jh@suse.cz>
33806 Andrew Pinski <pinskia@gmail.com>
33808 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33809 before starting IPA passes.