1 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4 and tem2 if tem1 is not a REG or MULT.
6 2008-04-08 Jan Hubicka <jh@suse.cz>
8 * function.h (incomming_args): Break out of struct function.
9 (function_subsections): Break out of struct function.
10 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
11 return_rtx and hard_reg_initial_vals from struct function.
12 Kill inl_max_label_num.
13 (current_function_pops_args, current_function_args_info,
14 current_function_args_size, current_function_args_size,
15 current_function_pretend_args_size,
16 current_function_outgoing_args_size,
17 current_function_internal_arg_pointer, current_function_return_rtx):
18 Kill compatibility accestor macros.
19 * builtins.c (expand_builtin_apply_args_1): Update.
20 (expand_builtin_next_arg): Update.
21 * df-scan.c (df_get_call_refs): Update.
22 * dbxout.c (dbxout_function_end): Update.
23 * dwarf2out.c (dwarf2out_switch_text_section): Update.
24 (output_line_info): Update.
25 (secname_for_decl): Update.
26 (dwarf2out_var_location): Update.
27 * function.c (free_after_compilation): Update.
28 (assign_parm_find_stack_rtl): Update.
29 (assign_parms): Update.
30 (expand_dummy_function_end): Update.
31 (expand_function_end): Update.
32 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
33 (expand_call): Update.
34 (emit_library_call_value_1): Update.
35 (store_one_arg): Update.
36 * varasm.c (initialize_cold_section_name): Update.
37 (unlikely_text_section): Update.
38 (unlikely_text_section_p): Update.
39 (assemble_start_function): Update.
40 (assemble_end_function): Update.
41 (default_section_type_flags): Update.
42 (switch_to_section): Update.
43 * integrate.c (set_decl_abstract_flags): Update.
44 (get_hard_reg_initial_val): Update.
45 (has_hard_reg_initial_val): Update.
46 (allocate_initial_values): Update.
47 * resource.c (init_resource_info): Update.
48 * config/alpha/alpha.c (NUM_ARGS): Update.
49 (direct_return): Update.
50 (alpha_va_start): Update.
51 (alpha_sa_size): Update.
52 (alpha_initial_elimination_offset): Update.
53 (alpha_expand_prologue): Update.
54 (alpha_start_function): Update.
55 (alpha_expand_epilogue): Update.
56 (unicosmk_initial_elimination_offset):
57 * config/alpha/alpha.md (call expander): Update.
58 * config/s390/s390.c (s390_register_info): Update.
59 (s390_register_info): Update.
60 (s390_frame_info): Update.
61 (s390_initial_elimination_offset): Update.
62 (s390_build_builtin_va_list): Update.
63 (s390_va_start): Update.
64 * config/spu/spu.c (direct_return): Update.
65 (spu_expand_prologue): Update.
66 (spu_initial_elimination_offset): Update.
67 (spu_build_builtin_va_list): Update.
68 (spu_va_start): Update.
69 * config/sparc/sparc.c (sparc_init_modes): Update.
70 (sparc_compute_frame_size): Update.
71 (function_value): Update.
72 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
73 * config/i386/i386.md (return expander): Update.
74 * config/i386/i386.c (ix86_va_start): Update.
75 (ix86_can_use_return_insn_p): Update.
76 (ix86_compute_frame_layout): Update.
77 (ix86_expand_epilogue): Update.
78 * config/sh/sh.c (output_stack_adjust): Update.
79 (calc_live_regs): Update.
80 (sh_expand_prologue): Update.
81 (sh_builtin_saveregs): Update.
82 (sh_va_start): Update.
83 (initial_elimination_offset): Update.
84 (sh_allocate_initial_value): Update.
85 (sh_function_ok_for_sibcall): Update.
86 (sh_get_pr_initial_val): Update.
87 * config/sh/sh.md (return expander): Update.
88 * config/avr/avr.c (frame_pointer_required_p): UPdate.
89 * config/crx/crx.c (crx_compute_frame): UPdate.
90 (crx_initial_elimination_offset): UPdate.
91 * config/xtensa/xtensa.c (compute_frame_size): Update
92 (xtensa_builtin_saveregs): Update.
93 (xtensa_va_start): Update.
94 (order_regs_for_local_alloc): Update.
95 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
96 (xstormy16_expand_builtin_va_start): Update.
97 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
98 * config/m68hc11/m68hc11.md (return expanders): Update.
99 * config/m68hc11/m68hc11.c (expand_prologue): Update.
100 (expand_epilogue): Update.
101 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
102 (cris_simple_epilogue): Update.
103 (cris_expand_prologue): Update.
104 (cris_expand_epilogue): Update.
105 * config/iq2000/iq2000.c (iq2000_va_start): Update.
106 (compute_frame_size): Update.
107 * config/mt/mt.c (mt_compute_frame_size): Update.
108 * config/mn10300/mn10300.c (expand_prologue): Update.
109 (expand_epilogue): Update.
110 (initial_offset): Update.
111 (mn10300_builtin_saveregs):
112 * config/mn10300/mn10300.md (return expander): Update.
113 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
114 (ia64_initial_elimination_offset): Update.
115 (ia64_initial_elimination_offset): Update.
116 (ia64_expand_prologue): Update.
117 * config/m68k/m68k.md (return expander): Update.
118 * config/rs6000/rs6000.c (rs6000_va_start): Update.
119 (rs6000_stack_info): Update.
120 * config/mcore/mcore.c (layout_mcore_frame): Update.
121 (mcore_expand_prolog): Update.
122 * config/arc/arc.c (arc_compute_frame_size): Update.
123 * config/score/score3.c (score3_compute_frame_size): Update.
124 * config/score/score7.c (score7_compute_frame_size): Update.
125 * config/arm/arm.c (use_return_insn): Update.
126 (thumb_find_work_register): Update.
127 (arm_compute_save_reg_mask): Update.
128 (arm_output_function_prologue): Update.
129 (arm_output_epilogue): Update.
130 (arm_size_return_regs): Update.
131 (arm_get_frame_offsets): Update.
132 (arm_expand_prologue): Update.
133 (thumb_exit): Update.
134 (thumb_unexpanded_epilogue): Update.
135 (thumb1_output_function_prologue): Update.
136 * config/pa/pa.md (return expander): Update.
137 * config/pa/pa.c (compute_frame_size): Update.
138 (hppa_builtin_saveregs): Update.
139 * config/mips/mips.c (mips_va_start): Update.
140 (mips16_build_function_stub): Update.
141 (mips_compute_frame_info): Update.
142 (mips_restore_gp): Update.
143 (mips_output_function_prologue): Update.
144 (mips_expand_prologue): Update.
145 * config/v850/v850.c (compute_frame_size): Update.
146 (expand_prologue): * config/mmix/mmix.c (along): update.
147 (mmix_initial_elimination_offset): update.
148 (mmix_reorg): update.
149 (mmix_use_simple_return): update.
150 (mmix_expand_prologue): update.
151 (mmix_expand_epilogue): Update.
152 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
153 (emit_link_insn): Update.
155 2008-04-08 Anatoly Sokolov <aesok@post.ru>
157 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
158 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
160 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
163 2008-04-07 Jan Hubicka <jh@suse.cz>
165 * function.h (rtl): Rename to x_rtl.
167 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
168 frame_offset, stack_check_probe_note, arg_pointer_save_area,
169 used_temp_slots avail_temp_slots, temp_slot_level,
170 nonlocal_goto_handler_labels): Update accesstors.
171 (rtl): New global variable.
172 (struct function): Move some fileds to rtl_data.
173 (get_arg_pointer_save_area): Update prototype.
174 * builtins.c (expand_builtin_setjmp_receiver): Update call of
175 get_arg_pointer_save_area.
176 * expr.c (init_expr): Update
177 * function.c (get_frame_size): Update
178 (assign_stack_local): Update
179 (expand_function_end): Update.
180 (get_art_pointer_save_area): Update
182 * emit-rtl.c (rtl): Declare.
183 (regno_reg_rtx): Declare.
184 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
186 (gen_reg_rtx): Update.
187 * varasm.c (n_deferred_constatns): Update accestor.
188 (init_varasm_status): Do not allocate varasm_status.
189 (force_const_mem, get_pool_size, output_constant_pool): Update.
190 * stmt.c (force_label_rtx): Do not use x_ prefixes.
191 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
192 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
193 * sparc/sparc.h (INIT_EXPANDERS): Update.
194 * ia64/ia64.h (INIT_EXPANDERS): Update.
196 2008-04-07 James E. Wilson <wilson@tuliptree.org>
198 * reload.c (push_secondary_reload): Add missing break to for loop.
200 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
202 PR middle-end/PR28690
203 * rtlanal.c: Update copyright years.
204 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
205 as REG_POINTER and MEM_POINTER operands.
206 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
207 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
208 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
209 * gcse.c: Update copyright years.
210 (pre_delete): Call gen_reg_rtx_and_attrs.
211 (hoist_code): Likewise.
212 (build_store_vectors): Likewise.
213 (delete_store): Likewise.
214 * loop-invariant.c (move_invariant_reg): Likewise.
215 Update copyright years.
217 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
219 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
220 control string instead of quoted.
222 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
224 * doc/rtl.texi: Rewrite of subreg section.
226 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
229 * config/i386/i386.c (legitimize_pic_address): Add treating
230 of dllimport SYM_REF's.
231 (legitimize_dllimport_symbol): Add prototype.
233 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
235 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
236 reference in constructor with non self-referential type.
238 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
240 Removal of Return with Depressed Stack Pointer support
241 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
242 (ECF_SP_DEPRESSED): Likewise.
243 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
244 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
245 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
246 (expand_call): Do not test ECF_SP_DEPRESSED.
247 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
248 * function.c (keep_stack_depressed): Delete.
249 (handle_epilogue_set): Likewise.
250 (update_epilogue_consts): Likewise.
251 (emit_equiv_load): Likewise.
252 (thread_prologue_and_epilogue_insns): Remove support for Return with
253 Depressed Stack Pointer.
254 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
256 2008-04-06 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/35400
259 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
260 information from SSA_NAMEs.
262 2008-04-06 Anatoly Sokolov <aesok@post.ru>
264 * config/avr/avr.h (avr_mega_p): Remove declaration.
265 (AVR_MEGA): Remove macro.
266 * config/avr/avr.c (avr_mega_p): Remove variable.
267 (avr_override_options): Remove inicializion of avr_mega_p.
268 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
269 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
270 (avr_jump_mode): (Ditto.).
271 (avr_output_progmem_section_asm_op): (Ditto.).
272 (avr_asm_init_sections): (Ditto.).
273 (avr_asm_init_sections): (Ditto.).
274 (avr_rtx_costs): (Ditto.).
275 * config/avr/avr.md: (Ditto.).
276 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
279 2008-04-06 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/35842
282 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
283 is_gimple_invariant_address.
285 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
287 * gcc.c (default_compilers): Sync Fortran extensions list with
288 that in fortran/lang-specs.h.
289 * doc/invoke.texi: Likewise.
290 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
291 * dwarf2out.c (gen_compile_unit_die): Likewise.
293 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
295 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
297 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
300 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
301 attribute is used for nested functions.
303 2008-04-05 Jan Hubicka <jh@suse.cz>
305 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
307 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
309 (dump_files): Update.
310 (enable_rtl_dump_file): Do not accept letter argument.
311 * tree-pass.h (dump_file_info): Remove letter argument.
312 * toplev.c (decode_d_option): Update -da handling.
313 * toplev.h (enable_rtl_dump_file): Update prototype.
314 * passes.c (register_one_dump_file): Do not accept IPA argument; work
315 it out based on pass type.
316 (register_dump_files_1): Likewise.
317 (init_optimization_passes): Update register_one_dump_file calls.
318 (execute_one_pass): Sanity check that IPA passes are called at IPA
319 level and RTL passes at RTL level.
320 (execute_pass_list): IPA pass can not be after or subpass of
322 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
323 disallov RTL subpasses of IPA subpasses.
325 2008-04-05 Ben Elliston <bje@au.ibm.com>
327 * tree-cfg.c (need_fake_edge_p): Return false for calls to
328 builtins that return exactly once and do not throw. Cache call to
331 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
333 PR rtl-optimization/34916
335 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
336 between instruction pairs.
338 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
340 * doc/invoke.texi: Document -mbitops for SH.
341 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
342 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
343 * config/sh/sh.c (print_operand): Add %t operand code.
344 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
345 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
346 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
347 (extendqihi2): Likewise.
349 (insv): Use bset, bclr and bst instructions for SH2A if possible.
350 (extv): Use bld instruction for SH2A if possible.
352 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
353 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
354 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
355 (bset.b, bclr.b): Define peepholes.
356 * config/sh/sh.opt (mbitops): New option.
358 2008-04-04 Janis Johnson <janis187@us.ibm.com>
361 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
362 and view convert expression.
364 2008-04-04 Jakub Jelinek <jakub@redhat.com>
367 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
369 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
371 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
373 * config/i386/cpuid.h (bit_AES): New.
374 (bit_PCLMUL): Likewise.
376 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
377 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
378 SSE2 if AES or PCLMUL is enabled.
379 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
380 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
381 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
382 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
383 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
384 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
385 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
386 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
387 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
388 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
389 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
390 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
391 __builtin_ia32_aeskeygenassist128 and
392 __builtin_ia32_pclmulqdq128.
393 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
394 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
395 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
397 * config/i386/i386.h (TARGET_AES): New.
398 (TARGET_PCLMUL): Likewise.
399 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
401 * config/i386/i386.md (UNSPEC_AESENC): New.
402 (UNSPEC_AESENCLAST): Likewise.
403 (UNSPEC_AESDEC): Likewise.
404 (UNSPEC_AESDECLAST): Likewise.
405 (UNSPEC_AESIMC): Likewise.
406 (UNSPEC_AESKEYGENASSIST): Likewise.
407 (UNSPEC_PCLMUL): Likewise.
409 * config/i386/i386.opt (maes): New.
412 * config/i386/sse.md (aesenc): New pattern.
413 (aesenclast): Likewise.
415 (aesdeclast): Likewise.
417 (aeskeygenassist): Likewise.
418 (pclmulqdq): Likewise.
420 * config/i386/wmmintrin.h: New.
422 * doc/extend.texi: Document AES and PCLMUL built-in function.
424 * doc/invoke.texi: Document -maes and -mpclmul.
426 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
428 * function.c (free_after_parsing): Replace with
429 cxx_push_function_context from C++ front-end.
430 (allocate_struct_function): Don't call langhook.
431 * langhooks.h (struct lang_hooks_for_functions): Delete.
432 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
434 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
435 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
436 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
437 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
438 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
439 remove LANG_HOOKS_FUNCTION_INITIALIZER.
440 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
442 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
443 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
445 2008-04-04 Jakub Jelinek <jakub@redhat.com>
448 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
451 2008-04-04 Richard Guenther <rguenther@suse.de>
454 * fold-const.c (optimize_minmax_comparison): Use the correct
455 type for the constant in the simplified comparison.
457 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
459 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
460 Pass L2 size as "--param l2-cache-size" to the compiler.
461 (decode_l2_cache): New function to decode L2 cache parameters using
462 0x8000006 extended cpuid function.
463 (detect_caches_amd): Determine parameters of L2 cache using
464 decode_l2_caches function.
465 (decode_caches_intel): Decode L2 cache parameters.
466 (detect_caches_intel): Determine L2 cache parameters using
467 decode_caches_intel and decode_l2_caches functions.
469 2008-04-03 Bob Wilson <bob.wilson@acm.org>
471 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
472 secondary input reload for subword loads from the constant pool.
474 2008-04-03 Janis Johnson <janis187@us.ibm.com>
477 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
478 constants of the appropriate size for runtime calculations.
481 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
482 decimal-float literal constant zero.
484 2008-04-03 Jakub Jelinek <jakub@redhat.com>
487 * c-parser.c (c_parser_omp_atomic): Call
488 default_function_array_conversion on the RHS.
491 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
492 call is_variable_sized if decl has incomplete type.
494 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
496 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
498 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
500 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
502 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
503 (sgt<u>): Merge sgt and sgtu into new expander.
504 (sgt, sgtu): Remove expanders.
505 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
506 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
507 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
508 *sgtu_<mode>_mips16 into new pattern.
509 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
510 (sge<u>): Merge sge and sgeu into new expander.
511 (sge, sgeu): Remove expanders.
512 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
514 (*sge_<mode>, second *sge_<mode>): Remove patterns.
515 (slt<u>): Merge slt and sltu into new expander.
516 (slt, sltu): Remove expanders.
517 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
518 (*slt_<mode>, *sltu_<mode>): Remove patterns.
519 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
520 *sltu_<mode>_mips16 into new pattern.
521 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
522 (sle<u>): Merge sle and sleu into new expander.
523 (sle, sleu): Remove expanders.
524 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
525 (*sle_<mode>, *sleu_<mode>): Remove patterns.
526 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
527 *sleu_<mode>_mips16 into new pattern.
528 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
530 2008-04-03 Jan Hubicka <jh@suse.cz>
532 PR tree-optimization/35795
533 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
534 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
535 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
536 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
537 * score/score3.c (score3_output_mi_thunk): Likewise.
538 * score/score7.c (score7_output_mi_thunk): Likewise.
539 * mips/mips.c (mips_output_mi_thunk): Likewise.
541 2008-04-03 Richard Guenther <rguenther@suse.de>
543 * tree-vrp.c (extract_range_from_unary_expr): Handle all
544 conversions. Simplify code.
546 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
548 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
550 2008-04-03 Tom Tromey <tromey@redhat.com>
551 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
553 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
554 * config/bfin/t-bfin-linux (generated_files): Add
555 linux-sysroot-suffix.h.
556 * doc/install.texi (Prerequisites): Require make 3.80.
557 * doc/sourcebuild.texi (Front End Directory): Document new
559 * Makefile.in (generated_files): New variable.
560 (ALL_HOST_OBJS): New variable.
561 ($(ALL_HOST_OBJS)): New target.
563 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
565 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
566 (remap_block): Call id->transform_lang_insert_block instead
568 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
569 Set id.transform_lang_insert_block to NULL.
570 (clone_body): Move to cp/optimize.c
571 * tree-inline.h (struct copy_body_data): Change
572 transform_lang_insert_block to function pointer.
573 (copy_generic_body, copy_decl_no_change): Export.
574 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
575 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
576 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
578 * c-tree.h (insert_block): Kill.
579 * c-decl.c (insert_block): Kill.
581 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
583 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
584 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
585 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
587 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
588 argument, call {push,pop}_function_context from here.
589 * c-parser.c: Use c_{push,pop}_function_context.
591 * function.c (push_function_context_to): Move meat ...
592 (push_function_context): ... here. Simplify.
593 * function.c (pop_function_context_from): Move meat ...
594 (pop_function_context): ... here. Simplify.
595 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
597 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
598 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
599 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
600 * tree.h (push_function_context_to, pop_function_context_from): Remove.
602 2008-04-03 Ben Elliston <bje@au.ibm.com>
604 * expmed.c (extract_force_align_mem_bit_field): Remove.
606 2008-04-03 Richard Guenther <rguenther@suse.de>
609 * expr.h (try_casesi): Adjust prototype.
610 * expr.c (try_casesi): Take fallback label as extra parameter.
611 Use that for gen_casesi if default_label is NULL.
612 * stmt.c (expand_case): Pass fallback label to try_casesi,
613 make sure to fill gaps with a fallback label if default_label
616 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
619 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
621 2008-04-03 Ben Elliston <bje@au.ibm.com>
623 * expmed.c (extract_split_bit_field): Remove if (0) code.
624 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
625 (do_ds_constraint): Likewise.
627 2008-04-02 Joseph Myers <joseph@codesourcery.com>
629 * doc/cppopts.texi (-dU): Document.
630 * c-common.h (flag_dump_macros): Update comment.
631 * c-opts.c (handle_OPT_d): Handle -dU.
632 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
633 dump_queued_macros, cb_used_define, cb_used_undef): New.
634 (init_pp_output): Handle -dU.
635 (cb_line_change): Call dump_queued_macros.
636 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
638 2008-04-02 Anatoly Sokolov <aesok@post.ru>
640 * config/avr/predicates.md (io_address_operand): New predicate.
641 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
642 * config/avr/avr.c (avr_io_address_p): Remove function.
643 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
644 'avr_io_address_p' function.
645 (out_movhi_r_mr): (Ditto.).
646 (out_movqi_mr_r): (Ditto.).
647 (out_movhi_mr_r): (Ditto.).
648 (avr_address_cost): (Ditto.).
650 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
652 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
653 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
654 in 32bit mode when XMM registers are available to avoid store
656 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
657 corresponding post-reload splitters.
659 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
661 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
662 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
663 __builtin_ia32_roundss.
664 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
665 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
666 __builtin_ia32_roundss.
667 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
668 IX86_BUILTIN_SHUFPD here.
670 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
672 * config/i386/i386.md (plogic): New.
673 (plogicprefix): Likewise.
675 * config/i386/mmx.md (mmx_<code><mode>3): New.
676 (mmx_and<mode>3): Removed.
677 (mmx_ior<mode>3): Likewise.
678 (mmx_xor<mode>3): Likewise.
680 * config/i386/sse.md (<code><mode>3): New.
681 (*<code><mode>3): Likewise.
682 (*<code><mode>3): Likewise.
683 (<code><mode>3): Likewise.
684 (*sse_<code><mode>3): Likewise.
685 (*sse2_<code><mode>3): Likewise.
686 (<code>tf3): Likewise.
687 (*<code>tf3): Likewise.
688 (and<mode>3): Likewise.
689 (*and<mode>3): Likewise.
690 (ior<mode>3): Removed.
691 (*ior<mode>3): Likewise.
692 (xor<mode>3): Likewise.
693 (*xor<mode>3): Likewise.
694 (*and<mode>3): Likewise.
695 (*ior<mode>3): Likewise.
696 (*xor<mode>3): Likewise.
697 (and<mode>3): Likewise.
698 (*sse_and<mode>3): Likewise.
699 (*sse2_and<mode>3): Likewise.
702 (ior<mode>3): Likewise.
703 (*sse_ior<mode>3): Likewise.
704 (*sse2_ior<mode>3): Likewise.
707 (xor<mode>3): Likewise.
708 (*sse_xor<mode>3): Likewise.
709 (*sse2_xor<mode>3): Likewise.
713 2008-04-02 Richard Guenther <rguenther@suse.de>
715 PR tree-optimization/14495
716 PR tree-optimization/34793
717 * tree-vrp.c (struct switch_update): New structure.
718 (to_remove_edges, to_update_switch_stmts): New VECs.
719 (simplify_switch_using_ranges): New function. Remove not taken
720 case labels and edges.
721 (simplify_stmt_using_ranges): Call it.
722 (identify_jump_threads): Mark edges we have queued for removal
723 so we don't thread them.
724 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
726 * tree-cfg.c (group_case_labels): Deal with missing default label.
727 (tree_verify_flow_info): Allow missing default label.
728 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
729 (emit_case_nodes): Likewise.
730 (expand_case): Do not rely on the default label to be present.
731 * expr.c (try_casesi): Deal with NULL default_label.
732 (do_tablejump): Likewise.
734 2008-04-02 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/14495
737 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
739 (vrp_visit_switch_stmt): ... but here (new function).
740 (find_case_label_index): New helper function.
741 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
743 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
745 * fwprop.c: Fix ISO-C99ism.
747 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
750 * Makefile.in (objdir): Set it here.
751 * configure.ac: Not here. Find dynamic linker characteristics.
752 * exec-tool.in: Use them.
753 * aclocal.m4: Regenerate.
754 * configure: Regenerate.
756 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
758 * expr.c (expand_var): Delete it.
759 * expr.h (expand_var): Delete prototype.
760 * function.c (expand_function_start): Use expand_decl instead.
761 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
764 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
766 PR rtl-optimization/35542
767 * fwprop.c (forward_propagate_and_simplify): Replace
768 loc_reg_mentioned_in_p with reg_mentioned_p.
770 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
772 PR rtl-optimization/35281
773 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
774 (propagate_rtx_1): Handle PR_HANDLE_MEM.
775 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
776 (varying_mem_p): Move above propagate_rtx.
777 (all_uses_available_at): Do not check MEMs.
779 2008-04-02 Rafael Espindola <espindola@google.com>
781 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
782 (register_edge_assert_for_2): Split the cond argument.
783 (register_edge_assert_for_1): Adjust for the change in
784 register_edge_assert_for_2.
785 (register_edge_assert_for): Split the cond argument.
786 (find_switch_asserts): Adjust for the change in
787 register_edge_assert_for.
789 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
791 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
792 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
793 offsets for 64-bit mingw.
794 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
795 abi for x86_64-pc-mingw.
797 2008-04-02 Richard Guenther <rguenther@suse.de>
799 * tree-vrp.c (extract_range_from_assert): Make sure to not
800 produce range min/max with TREE_OVERFOW set.
801 If merging a anti-range and a range keep the anti-range if
802 the range covers all values of the type.
803 (register_edge_assert_for_2): Only allow sign-changing
804 conversions in detecting canonical range checks. Also
805 register an assert for the unsigned name if useful.
807 PR tree-optimization/35787
808 * tree-vrp.c (vrp_val_max): New function.
809 (vrp_val_min): Likewise.
810 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
811 (vrp_val_is_min): Likewise.
812 (supports_overflow_infinity): Use vrp_val_{min,max}.
813 (negative_overflow_infinity): Likewise.
814 (positive_overflow_infinity): Likewise.
815 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
816 (is_positive_overflow_infinity): Likewise.
817 (is_overflow_infinity): Likewise.
818 (avoid_overflow_infinity): Use vrp_val_{min,max} and
819 vrp_val_is_{min,max}.
820 (set_and_canonicalize_value_range): Canonicalize anti-ranges
821 to ranges if possible. Avoid empty ranges.
823 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
826 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
827 the expression is a function address.
829 2008-04-01 George Helffrich <george@gcc.gnu.org>
831 PR fortran/PR35154, fortran/PR23057
832 * fortran/trans-common.c (create_common): Add decl to function
833 chain to preserve identifier scope in debug output.
835 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
836 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
837 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
838 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
840 (dbxout_syms): Check for COMMON-based symbol and wrap in
841 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
842 in bracket for efficiency.
844 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
845 using DW_TAG_common_block + member offset.
846 (add_pubname_string): New function.
847 (dw_expand_expr): New function to find block name and offset for
849 (common_check): New function to check whether symbol in Fortran COMMON.
850 (gen_variable_die): If COMMON, use DW_TAG_common_block.
852 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
853 use of common is unchanged.
855 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
856 with all combinations of debug options available on target.
857 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
858 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
859 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
860 .stabs functionality.
861 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
864 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
867 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
869 2008-04-02 Ben Elliston <bje@au.ibm.com>
871 * config/v850/v850.md (casesi): Remove if (0) code.
872 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
873 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
875 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
877 * config/i386/i386.md (rex64suffix): New mode attribute.
878 (floathi<mode>2): Disable expander for SSE math.
879 (*floathi<mode>2_1): New insn insn_and_split pattern.
880 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
881 corresponding post-reload splitters.
882 (*floathi<mode>2_i387): New macroized insn pattern.
883 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
884 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
885 insn_and_split pattern.
886 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
887 New macroized instruction patterns and corresponding post-reload
889 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
890 and corresponding post-reload splitters.
891 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
892 New macroized instruction patterns.
893 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
894 macroized instruction patterns and corresponding post-reload splitters.
895 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
896 corresponding post-reload splitters.
897 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
898 New macroized instruction patterns.
899 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
900 corresponding post-reload splitters.
901 (*floatsi<mode>2_i387): New macroized instruction patterns.
903 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
905 * config/i386/i386.md (smaxmin): New.
907 (maxminiprefix): Likewise.
908 (maxminfprefix): Likewise.
909 (<code><mode>3): Likewise.
910 (smin<mode>3): Removed.
911 (smax<mode>3): Likewise.
913 * config/i386/mmx.md (mmx_<code>v2sf3): New.
914 (mmx_<code>v4hi3): Likewise.
915 (mmx_<code>v8qi3): Likewise.
916 (mmx_smaxv2sf3): Removed.
917 (mmx_sminv2sf3): Likewise.
918 (mmx_umaxv8qi3): Likewise.
919 (mmx_smaxv4hi3): Likewise.
920 (mmx_uminv8qi3): Likewise.
921 (mmx_sminv4hi3): Likewise.
923 * config/i386/sse.md (<addsub><mode>3): New.
924 (*<addsub><mode>3): Likewise.
925 (<sse>_vm<addsub><mode>3): Likewise.
926 (<maxmin><mode>3): Likewise.
927 (*<maxmin><mode>3_finite): Likewise.
928 (*<maxmin><mode>3): Likewise.
929 (<sse>_vm<maxmin><mode>3): Likewise.
930 (sse3_h<addsub>v4sf3): Likewise.
931 (sse3_h<addsub>v2df3): Likewise.
932 (<maxmin>v16qi3): Likewise.
933 (*<maxmin>v16qi3): Likewise.
934 (<maxmin>v8hi3): Likewise.
935 (*<maxmin>v8hi3): Likewise.
936 (*sse4_1_<maxmin><mode>3): Likewise.
937 (*sse4_1_<maxmin><mode>3): Likewise.
938 (add<mode>3): Removed.
939 (*add<mode>3): Likewise.
940 (<sse>_vmadd<mode>3): Likewise.
941 (sub<mode>3): Likewise.
942 (*sub<mode>3): Likewise.
943 (<sse>_vmsub<mode>3): Likewise.
944 (smin<mode>3): Likewise.
945 (*smin<mode>3_finite): Likewise.
946 (*smin<mode>3): Likewise.
947 (<sse>_vmsmin<mode>3): Likewise.
948 (smax<mode>3): Likewise.
949 (*smax<mode>3_finite): Likewise.
950 (*smax<mode>3): Likewise.
951 (<sse>_vmsmax<mode>3): Likewise.
952 (sse3_haddv4sf3): Likewise.
953 (sse3_haddv2df3): Likewise.
954 (sse3_hsubv4sf3): Likewise.
955 (sse3_hsubv2df3): Likewise.
956 (umaxv16qi3): Likewise.
957 (*umaxv16qi3): Likewise.
958 (smaxv8hi3): Likewise.
959 (*smaxv8hi3): Likewise.
960 (*sse4_1_smax<mode>3): Likewise.
961 (*sse4_1_umax<mode>3): Likewise.
962 (uminv16qi3): Likewise.
963 (*uminv16qi3): Likewise.
964 (sminv8hi3): Likewise.
965 (*sminv8hi3): Likewise.
966 (*sse4_1_smin<mode>3): Likewise.
967 (*sse4_1_umin<mode>3): Likewise.
969 2008-04-01 Rafael Espindola <espindola@google.com>
971 * tree-cfg.c (verify_expr): remove in_phi.
972 (verify_stmt): Don't call walk_tree with verify_expr. Use
973 is_gimple_min_invariant instead of is_gimple_val.
975 2008-04-01 Joseph Myers <joseph@codesourcery.com>
977 * doc/include/gpl_v3.texi: Update for manpage generation.
978 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
980 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
981 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
982 gpl_v3.texi instead of gpl.texi.
985 2008-04-01 Jakub Jelinek <jakub@redhat.com>
988 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
990 2008-04-01 Rafael Espindola <espindola@google.com>
992 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
993 (extract_code_and_val_from_cond): Use
994 extract_code_and_val_from_cond_with_ops.
996 2008-04-01 Jan Hubicka <jh@suse.cz>
998 * function.c (free_after_compilation): Free epilogue_delay_list.
999 (prepare_function_start): Assert that previous compilation was freed.
1001 2008-04-01 Jan Hubicka <jh@suse.cz>
1002 Jim Wilson <wilson@tuliptree.org>
1003 Andreas Tobler <andreast@gcc.gnu.org>
1006 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1007 rtl.emit instead cfun->emit.
1008 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1009 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1011 2008-04-01 Ben Elliston <bje@au.ibm.com>
1013 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1015 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1017 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1019 (fprofile-use): Add var flag_profile_use
1020 * coverage.c (coverage_begin_output): Do not open a gcno file for
1021 output only if -ftest-coverage is set.
1022 Do not add getpwd() to gcda file path.
1023 (build_gcov_info): Check the new flag
1024 flag_profile_datafile_relative_path.
1025 (coverage_init): Use profile_data_prefix.
1026 Read profile counter only if flag_profile_use is set.
1027 * opts.c (common_handle_option): New option fprofile-use=,
1028 fprofile-dir=, fprofile-generate=.
1029 * toplev.c (profile_data_prefix): New variable definition.
1030 * toplev.h (profile_data_prefix): New declaration.
1031 * doc/invoke.tex (Option Summary, Optimization Options):
1034 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1036 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1037 use tmp consistently.
1040 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1041 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1042 UNSPEC_FR_RECIP_APPROX_RES.
1043 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1045 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1048 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1050 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1053 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1054 element of the vector via a pointer.
1056 2008-03-31 Ian Lance Taylor <iant@google.com>
1058 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1060 2008-03-31 Jan Hubicka <jh@suse.cz>
1062 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1063 get_arg_pointer_save_area.
1064 * expr.c (init_expr): Just clear out rtl.expr.
1065 * function.c (free_after_compilation): Clear out whole RTL structure.
1066 (get_func_frame_size): Merge into ...
1067 (get_frame_size): ... this one.
1068 (assign_stack_local_1): Merge into ...
1069 (assign_stack_local): ... this one.
1070 (expand_function_end): Update call of get_arg_pointer_save_area.
1071 (get_art_pointer_save_area): Remove cfun argument.
1072 * function.h (emit_status): regno_pointer_align does not need length
1073 attribute. Move x_regno_reg_rtx to ...
1074 (regno_reg_rtx): ... new global array.
1075 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1076 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1077 apply_args_value, forced_labels, stack_pointer_delta):
1079 (struct varasm_status): Move here from varasm.c
1080 (struct rtl_data): New. Move here some fields from struct function.
1081 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1082 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1083 used_temp_slots avail_temp_slots, temp_slot_level,
1084 nonlocal_goto_handler_labels): Update accesstors.
1085 (rtl): New global variable.
1086 (struct function): Move some fileds to rtl_data.
1087 (get_arg_pointer_save_area): Update prototype.
1088 * emit-rtl.c (rtl): Declare.
1089 (regno_reg_rtx): Declare.
1090 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1092 (gen_reg_rtx): Update.
1093 (init_virtual_regs): Do not tate emit_status argument.
1094 (init_emit): Do not allocate emit.
1095 * varasm.c (varasm_statuc): Move to function.h.
1096 (n_deferred_constatns): Update accestor.
1097 (init_varasm_status): Do not allocate varasm_status.
1098 (force_const_mem, get_pool_size, output_constant_pool): Update.
1099 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1100 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1102 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1104 PR rtl-optimization/35729
1105 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1108 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1111 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1112 load/store if memory is unaligned.
1113 (*movti_rex64): Likewise.
1115 * config/i386/predicates.md (misaligned_operand): New.
1117 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1120 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1123 2008-03-31 Jan Beulich <jbeulich@novell.com>
1125 * config/ia64/constraints.md: Add 'j' constraint.
1126 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1127 (movdi_internal): Likewise.
1129 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1132 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1134 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1137 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1138 proper error message for the third argument on blendpd and
1141 * config/i386/sse.md (blendbits): New.
1142 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1144 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1146 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1148 2008-03-30 Richard Guenther <rguenther@suse.de>
1151 * fold-const.c (fold_sign_changed_comparison): Do leave
1152 conversions to base-types alone.
1154 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1156 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1157 the link register if one altivec register is be saved.
1159 2008-03-30 Ben Elliston <bje@au.ibm.com>
1161 * final.c (final_scan_insn): Remove if (0) code.
1163 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1165 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1167 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1169 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1170 of V4SFmode to ix86_binary_operator_ok.
1172 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/i386.c (override_options): Initialize
1175 ix86_veclib_handler to ix86_veclibabi_svml when
1176 -mveclibabi=svml is used.
1177 (ix86_veclibabi_svml): New function for SVML ABI style
1178 vectorization support.
1179 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1181 2008-03-28 Rafael Espindola <espindola@google.com>
1183 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1184 (tree_binary_nonnegative_warnv_p): Make it public.
1185 (tree_single_nonnegative_warnv_p): Make it public.
1186 (tree_invalid_nonnegative_warnv_p): Make it public.
1187 (tree_unary_nonzero_warnv_p): Make it public.
1188 (tree_binary_nonzero_warnv_p): Make it public
1189 (tree_single_nonzero_warnv_p): Make it public.
1190 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1191 (extract_range_from_binary_expr): Split the expr argument.
1192 (extract_range_from_unary_expr): Split the expr argument.
1193 (extract_range_from_comparison): Split the expr argument.
1194 (extract_range_from_expr): Use the new aux functions.
1195 (vrp_evaluate_conditional_warnv): Use
1196 vrp_evaluate_conditional_warnv_with_ops.
1197 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1198 (tree_binary_nonzero_warnv_p): Declare.
1199 (tree_single_nonzero_warnv_p): Declare.
1200 (tree_expr_nonzero_warnv_p): Declare.
1201 (tree_unary_nonnegative_warnv_p): Declare.
1202 (tree_binary_nonnegative_warnv_p): Declare.
1203 (tree_single_nonnegative_warnv_p): Declare.
1204 (tree_invalid_nonnegative_warnv_p): Declare.
1206 2008-03-28 Richard Guenther <rguenther@suse.de>
1208 PR tree-optimization/30317
1209 PR tree-optimization/30911
1210 PR tree-optimization/34793
1211 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1212 (struct assert_locus_d): New member EXPR.
1213 (register_new_assert_for): Add EXPR parameter to support
1214 ASSERT_EXPR <name, expr OP limit>.
1215 (register_edge_assert_for_1): Adjust callers.
1216 (find_assert_locations): Likewise.
1217 (process_assert_insertions_for): Build condition from expression.
1218 (extract_range_from_assert): Handle ASSERT_EXPRs
1219 of the form ASSERT_EXPR <name, expr OP limit>.
1220 (register_edge_assert_for_2): New helper registering
1221 asserts for comparisons. Recognize range tests of the form
1222 (unsigned)i - CST1 OP CST2.
1223 (register_edge_assert_for_1): Use it.
1224 (register_edge_assert_for): Likewise.
1225 (needs_overflow_infinity): Integer sub-types
1226 do not need overflow infinities.
1227 (vrp_val_is_max): The extreme values of integer sub-types
1228 are those of the base type.
1229 (vrp_val_is_min): Likewise.
1230 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1233 2008-03-28 Nick Clifton <nickc@redhat.com>
1235 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1236 Return GENERAL_REGS for stack adjustment reloads.
1238 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1241 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1242 const_vector when all the vectors are constant.
1244 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1246 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1248 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1249 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1251 (s<code>_sf): Use new scc_sf attribute for opcode names.
1253 2008-03-27 Tom Tromey <tromey@redhat.com>
1255 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1256 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1257 config/spu/t-spu-elf, config/i386/t-interix,
1258 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1259 config/i386/x-darwin, config/i386/x-mingw32,
1260 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1261 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1262 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1263 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1264 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1265 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1266 config/score/t-score-elf, config/arm/t-strongarm-pe,
1267 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1268 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1269 Revert automatic dependency patch.
1271 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1274 * config/i386/i386.c (ix86_function_arg_boundary): Align
1275 decimal floating point to its natural boundary.
1277 2008-03-27 Richard Guenther <rguenther@suse.de>
1280 * fold-const.c (fold_comparison): Restrict distinct decl
1281 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1282 solely rely on operand_equal_p.
1284 2008-03-27 Richard Guenther <rguenther@suse.de>
1287 * c-common.c (handle_weak_attribute): Reject combination of
1290 2008-03-27 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/32810
1293 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1294 conversions from DECL_INITIAL.
1295 (fold_const_aggregate_ref): Likewise from constructor elements.
1297 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1299 * tree-affine.h (aff_combination_expand): Declare.
1300 (get_inner_reference_aff): Likewise.
1301 * tree-affine.c (aff_combination_expand): Split out from
1302 tree_to_aff_combination_expand.
1303 (get_inner_reference_aff): New function.
1304 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1305 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1306 (struct lim_aux_data): sm_done field removed.
1307 (mem_ref_loc_p, mem_ref_locs_p): New types.
1308 (struct mem_ref): Added id, stored, accesses_in_loop,
1309 indep_loop, dep_loop, indep_ref, dep_ref fields.
1310 Removed is_stored, locs and next fields.
1311 (memory_accesses): New variable.
1312 (movement_possibility): Do not allow moving statements
1313 that store to memory.
1314 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1316 (determine_max_movement): For statements with memory references,
1317 find the outermost loop in that the reference is independent.
1318 (move_computations_stmt): Mark the virtual operands for renaming.
1319 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1320 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1321 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1322 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1323 create_vop_ref_mapping, analyze_memory_references,
1324 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1325 get_all_locs_in_loop, ref_always_accessed_p,
1326 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1327 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1328 store_motion_loop, store_motion): New functions.
1329 (struct vop_to_refs_elt): New type.
1330 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1331 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1332 (schedule_sm): Replaced by...
1333 (execute_sm): ... this.
1334 (determine_lsm_ref, hoist_memory_references,
1335 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1336 find_more_ref_vops, free_mem_ref, free_mem_refs,
1337 determine_lsm_loop, determine_lsm): Removed.
1338 (tree_ssa_lim_finalize): Free data structures used by store motion.
1339 (tree_ssa_lim): Call analyze_memory_references. Use
1340 store_motion instead of determine_lsm.
1342 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1344 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1345 rename tmake_file to m68hc11/t-m68hc11.
1346 (mcore): Set inhibit_libc to true.
1347 * config.host (alpha*-dec-*vms*): Set extra_programs.
1348 (interix3*): Don't use host_xmake_file.
1349 * configure.ac: Let config.gcc override inhibit_libc.
1350 * configure: Regenerate.
1352 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1353 * config/t-openbsd-thread: Remove commented out lines.
1355 * config/x-interix: Remove.
1357 * config/m68hc11/t-m68hc11-gas: Rename to...
1358 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1360 * config/mcore/t-mcore: Remove T_CFLAGS.
1361 * config/mcore/t-mcore-pe: Likewise.
1363 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1365 * configure.ac: Replace custom __GNU_SOURCE test with
1366 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1367 * aclocal.m4: Regenerate.
1368 * configure: Regenerate.
1369 * config.in: Regenerate.
1371 2008-03-27 Richard Guenther <rguenther@suse.de>
1373 * fold-const.c (target.h): Include.
1374 (fold_comparison): Fold comparison of addresses of decls
1375 that bind locally or of constants. Consolidate address folding code.
1376 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1377 results from fold_binary_to_constant.
1378 (compare_values_warnv): Likewise.
1380 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1383 * fold-const.c (fold_truthop): Check for integeral types when folding
1384 a == 0 && b == 0 and a != 0 || b != 0 .
1386 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1388 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1390 2008-03-26 Andreas Schwab <schwab@suse.de>
1392 * doc/invoke.texi: Fix use of @item vs. @itemx.
1394 2008-03-26 Tom Tromey <tromey@redhat.com>
1396 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1397 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1398 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1399 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1400 build/genconstants.o, build/genemit.o, build/genextract.o,
1401 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1402 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1405 2008-03-26 Richard Guenther <rguenther@suse.de>
1408 2008-03-26 Richard Guenther <rguenther@suse.de>
1410 * fold-const.c (target.h): Include.
1411 (fold_comparison): Fold comparison of addresses of two decls
1412 that bind locally. Consolidate address folding code.
1414 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1416 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1417 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1418 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1419 dconstsqrt2, dconstthird, dconste and/or dconst10.
1420 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1421 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1422 dconstsqrt2, dconste): Delete.
1423 (init_emit_once): Likewise. Simplify initializing dconstm1.
1425 * real.c (get_real_const): New.
1426 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1427 dconstsqrt2, dconste): Delete.
1428 (real_value_const, get_real_const): New.
1430 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1432 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1434 * config/i386/i386.c (ix86_function_arg_boundary): Check
1435 BIGGEST_ALIGNMENT instead of 128.
1436 (setup_incoming_varargs_64): Likewise.
1438 2008-03-26 Tom Tromey <tromey@redhat.com>
1440 * Makefile.in (DEPFILES): Add missing '/'.
1442 2008-03-26 Richard Guenther <rguenther@suse.de>
1444 * fold-const.c (target.h): Include.
1445 (fold_comparison): Fold comparison of addresses of two decls
1446 that bind locally. Consolidate address folding code.
1448 2008-03-26 Nick Clifton <nickc@redhat.com>
1451 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1452 not allow INT+INT as a legitimate addressing mode.
1454 2008-03-26 Richard Guenther <rguenther@suse.de>
1456 * tree-flow.h (widen_bitfield): Remove declaration.
1457 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1458 (widen_bitfield): Remove function.
1459 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1462 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1465 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1468 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1470 PR rtl-optimization/35232
1471 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1472 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1473 reg_reloaded_call_part_clobbered here.
1474 (reload_regs_reach_end_p): New function.
1475 (reload_reg_rtx_for_input): New variable.
1476 (reload_reg_rtx_for_output): Likewise.
1477 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1478 when reassigning a pseudo register. Load reloadreg from
1479 reload_reg_rtx_for_input, moving the mode and register
1481 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1482 instead of the original when deciding whether an input reload
1483 would be a no-op or whether an output reload can be deleted.
1484 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1485 when setting up new_spill_reg_store. Load it from
1486 reload_reg_rtx_for_output, moving the mode and register
1488 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1489 instead of the original when deciding whether an output reload
1490 would be a no-op. Do the same when modifying insn notes.
1491 Use rtx_equal_p instead of == to compare the registers.
1492 (inherit_piecemeal_p): Take a mode and two register numbers
1494 (emit_reload_insns): Clear new_spill_reg_store for every hard
1495 register in the reload register. Remove spill registers
1496 from reg_reloaded_valid before considering whether to record
1497 inheritance information for them. Use reload_reg_rtx_for_output
1498 instead of reg_rtx when recording output reloads. Use
1499 reload_reg_rtx_for_input instead of reg_rtx when recording
1500 input reloads. Set or clear reg_reloaded_call_part_clobbered
1501 at the same time as setting reg_reloaded_valid.
1502 (delete_output_reload): Add a new_reload_reg parameter and use it
1503 instead of rld[j].reg_rtx.
1504 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1507 2008-03-25 Tom Tromey <tromey@redhat.com>
1509 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1510 (build/genattr.o): Likewise.
1511 (build/genattrtab.o): Likewise.
1512 (build/gencodes.o): Likewise.
1513 (build/genconfig.o): Likewise.
1514 (build/genconstants.o): Likewise.
1515 (build/genemit.o): Likewise.
1516 (build/genextract.o): Likewise.
1517 (build/genflags.o): Likewise.
1519 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1521 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1522 instead of size_int for integer types.
1523 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1524 to match type of MINUS_EXPR.
1526 2008-03-25 Tom Tromey <tromey@redhat.com>
1528 * configure: Rebuilt.
1529 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1532 2008-03-25 Tom Tromey <tromey@redhat.com>
1534 * config/x-solaris (host-solaris.o): Update.
1535 * config/x-linux (host-linux.o): Update.
1536 * config/x-hpux (host-hpux.o): Update.
1537 * config/x-darwin (host-darwin.o): Update.
1538 * config/v850/t-v850e (v850-c.o): Update.
1539 * config/v850/t-v850 (v850-c.o): Update.
1540 * config/t-vxworks (vxworks.o): Update.
1541 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1542 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1543 * config/spu/t-spu-elf (spu-c.o): Update.
1545 * config/sh/t-symbian (sh-c.o): Update.
1546 (symbian.o): Update.
1547 * config/sh/t-sh (sh-c.o): Update.
1548 * config/score/t-score-elf (score7.o, score3.o): Update.
1549 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1550 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1551 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1552 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1554 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1555 * config/m32c/t-m32c (m32c-pragma.o): Update.
1556 * config/ia64/t-ia64 (ia64-c.o): Update.
1557 * config/i386/x-mingw32 (host-mingw32.o): Update.
1558 * config/i386/x-i386 (driver-i386.o): Update.
1559 * config/i386/x-darwin (host-i386-darwin.o): Update.
1560 * config/i386/x-cygwin (host-cygwin.o): Update.
1561 * config/i386/t-nwld (nwld.o): Update.
1562 * config/i386/t-netware (netware.o): Update.
1563 * config/i386/t-interix (winnt.o): Update.
1564 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1565 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1566 msformat-c.o): Update.
1567 * config/bfin/t-bfin-linux (generated_files): Add
1568 linux-sysroot-suffix.h.
1569 * config/arm/t-wince-pe (pe.o): Update.
1570 * config/arm/t-strongarm-pe (pe.o): Update.
1571 * config/arm/t-pe (pe.o): Update.
1572 * config/arm/t-arm (arm-c.o): Update.
1573 * doc/install.texi (Prerequisites): Require make 3.80.
1574 * Makefile.in: Remove .o targets.
1575 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1576 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1577 (simple_generated_h, simple_generated_c): Move earlier.
1578 (generated_files): New variable.
1579 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1580 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1581 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1582 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1583 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1584 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1585 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1586 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1587 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1588 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1589 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1590 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1592 (COMPILE.base, COMPILE): New variables.
1593 (%.o): New pattern rule.
1594 (ALL_HOST_OBJS): New variable.
1595 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1596 (dummy-checksum.o, cc1-checksum.o): Remove.
1597 (DRIVER_SHLIB): New variable.
1598 (DRIVER_DEFINES): Use it.
1599 (gencondmd.c): Move out of build/.
1600 (s-conditions): Update.
1601 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1602 (ALL_BUILD_OBJS): Likewise.
1603 (build/%.o): Use BUILDCOMPILE.
1604 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1605 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1606 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1607 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1608 build/genconfig.o, build/genconstants.o, build/genemit.o,
1609 build/genextract.o, build/genflags.o, build/genmddeps.o,
1610 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1611 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1612 build/gen-protos.o, build/scan.o, build/fix-header.o,
1613 build/scan-decls.o): Simplify.
1614 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1615 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1616 prefix.o, toplev.o): Reduce to variable setting.
1617 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1618 ($(out_object_file), gcc-options.o): New targets.
1619 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1620 * configure: Rebuilt.
1621 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1622 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1624 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1626 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1627 complain when we hit an error, return ERROR_MARK_NODE.
1629 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1631 * config/sh/constraints.md (Pso, Psz): New constraints.
1632 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1633 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1635 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1637 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1638 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1640 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1642 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1643 (prefetch_sh2a): New.
1645 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1646 Naveen.H.S <naveen.hs@kpitcummins.com>
1648 * config/sh/constraints.md (I28): New constraint.
1649 * config/sh/sh.c (broken_move): Add support for movi20s.
1650 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1652 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1653 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1654 Naveen.H.S <naveen.hs@kpitcummins.com>
1656 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1657 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1658 (print_operand): Handle resbank in %@ operand code.
1659 (sh_encode_section_info): New.
1660 (push_regs): Add conditions for resbank.
1661 (sh_expand_epilogue): Likewise.
1662 (sh_insert_attributes): Likewise.
1663 (sh_attribute_table): Likewise.
1664 (sh_handle_resbank_handler_attribute): New.
1665 (sh2a_handle_function_vector_handler_attribute): New.
1666 (sh2a_is_function_vector_call): New.
1667 (sh2a_get_function_vector_number): New.
1668 (sh2a_function_vector_p): New.
1669 (sh_cfun_resbank_handler_p): New.
1670 * config/sh/sh.md (calli): Emit jsr/n if possible.
1671 (calli_tbr_rel): New.
1672 (calli_pcrel): Emit jsr/n if possible.
1673 (return_i): Emit rts/n if possible.
1674 (call_valuei_tbr_rel): New.
1675 (call_valuei_pcrel): Add condition for SH2A target.
1676 (call_value): Likewise.
1677 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1678 (sh2a_get_function_vector_number): Likewise.
1679 (sh2a_is_function_vector_call): Likewise.
1680 * doc/extend.texi: Document TBR relative addressing of SH2A.
1681 (resbank): Add description for SH2A.
1683 2008-03-24 Richard Guenther <rguenther@suse.de>
1686 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1687 pointer assignments change conversions according to middle-end rules.
1688 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1689 * configure.ac: Include type checking in yes.
1690 * configure: Regenerate.
1692 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1694 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1695 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1697 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1699 * gthr-vxworks.h (UNUSED): Define.
1701 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1703 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1705 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1707 * doc/extend.texi (Function Attributes): Add missing comma in the
1708 example of the "alloc_size" attribute.
1710 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1713 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1715 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1718 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1721 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1722 of the underlying type of a MS bitfield layout to the natural
1723 alignment of the type.
1725 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1727 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1728 to their natural alignment to avoid store forwarding stalls.
1730 2008-03-22 Richard Guenther <rguenther@suse.de>
1732 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1733 For PHI nodes verify the address is invariant.
1734 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1735 (get_symbol_constant_value): Use is_gimple_min_invariant.
1736 (maybe_fold_stmt_indirect): Likewise.
1738 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1740 PR rtl-optimization/33927
1741 * Makefile.in (dse.o): Depend on $(TM_P_H).
1742 * expr.h (extract_low_bits): Declare.
1743 * expmed.c (extract_low_bits): New function.
1744 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1745 * dse.c: Include tm_p.h.
1746 (find_shift_sequence): Remove the read_reg argument and return the
1747 read value. Emit the instructions instead of returning them.
1748 Iterate on new_mode rather than calculating it each time.
1749 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1750 source to NEW_MODE and extract_low_bits to convert the shifted
1752 (replace_read): Allow the load and store to have different mode
1753 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1754 or extraction instructions before trying the replacement. Update
1755 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1757 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1759 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1760 to their natural alignment to avoid store forwarding stalls.
1762 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1765 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1766 encouraging but not allowing gprs for input;
1767 change the input constraint to !f#r.
1768 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1770 change the output constraint to !f#r.
1772 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1775 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1776 corresponding post-reload splitters.
1777 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1778 when x87 FP math is selected.
1779 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1780 New function prototype.
1781 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1782 unreachable function to ease macroization of insn patterns.
1784 2008-03-21 Martin Jambor <mjambor@suse.cz>
1786 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1787 reference dumps if ddr is NULL or dependence is unknown.
1789 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1791 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1792 unsigned extension into account.
1793 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1794 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1795 Do computations on a scratch register.
1797 2008-03-21 Richard Guenther <rguenther@suse.de>
1799 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1800 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1801 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1802 * tree-ssa-dom.c (record_equality): Likewise.
1803 * tree-inline.c (copy_body_r): Likewise.
1804 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1807 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1809 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1810 as 'delete_unused' argument.
1812 2008-03-20 Richard Guenther <rguenther@suse.de>
1814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1815 special casing of constant qualifiers.
1816 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1817 care about them in general.
1818 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1819 regardless of their type.
1820 (fold_stmt_r): Forcefully fold *& if we end up with that.
1822 2008-03-20 Paul Brook <paul@codesourcery.com>
1824 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1825 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1827 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1829 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1830 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1832 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1834 * common.opt (Wmudflap): New option.
1835 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1836 (mx_register_decls): Likewise.
1837 (mudflap_finish_file): Likewise.
1838 * doc/invoke.texi: Document -Wno-mudflap.
1840 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1842 * c-format.c (replace_format_name_to_system_name): New.
1844 (convert_format_name_to_system_name): New.
1845 (decode_format_attr): Add use of convert_format_name_to_system_name.
1846 (format_types_orig): Add gnu_ prefix to names.
1847 (check_format_info_main): Special treating of \0 escaped names for
1848 supporting multi-character format specifiers as I32, I64.
1849 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1850 (gnu_target_overrides_format_attributes): New.
1851 * c-format.h: Add structure target_ovr_attr to hold
1852 system specific formatter names.
1853 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1854 msformat-c.o file to c_target_objs and cxx_target_objs.
1855 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1856 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1857 (TARGET_N_FORMAT_TYPES): New.
1858 * config/i386/msformat-c.c: New.
1859 * config/i386/t-cygming: Add build rule for msformat-c.o.
1860 * doc/extend.texi: Add new format names gnu_* and ms_* and
1862 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1864 2008-03-20 Ira Rosen <irar@il.ibm.com>
1866 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1867 optimizations turned on under -O3.
1868 (ftree-vectorize): Add that the flag is turned on with -O3.
1870 2008-03-20 Ben Elliston <bje@au.ibm.com>
1872 * regmove.c (try_auto_increment): Fix spelling error in comment.
1873 * final.c (final_scan_insn): Likewise.
1875 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1878 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1879 allocator preferences for "y" and "r" class registers.
1880 ("*mov<mode>_internal"): Ditto.
1881 ("*movv2sf_internal_rex64"): Ditto.
1882 ("*movv2sf_internal"): Ditto.
1884 2008-03-19 Michael Matz <matz@suse.de>
1887 * calls.c (expand_call): Check overlap of arguments with call
1888 address for sibcalls.
1890 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1893 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1894 of the underlying type of a MS bitfield layout to the natural
1895 alignment of the type.
1897 2008-03-19 Jan Hubicka <jh@suse.cz>
1900 * toplev.c (decode_d_option): Handle all CPP flags.
1901 * tree-vrp.c: Update tree_pass descriptors.
1902 * regrename.c: Update tree_pass descriptors.
1903 * fwprop.c: Update tree_pass descriptors.
1904 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1905 * tree-into-ssa.c: Update tree_pass descriptors.
1906 * tree-dump.c: Update tree_pass descriptors.
1907 * tree-complex.c: Update tree_pass descriptors.
1908 * tree-dump.h: Update tree_pass descriptors.
1909 * see.c: Update tree_pass descriptors.
1910 * cgraphbuild.c: Update tree_pass descriptors.
1911 * tracer.c: Update tree_pass descriptors.
1912 * tree-loop-distribution.c: Update tree_pass descriptors.
1913 * cgraph.c: Update tree_pass descriptors.
1914 * postreload-gcse.c: Update tree_pass descriptors.
1915 * postreload.c: Update tree_pass descriptors.
1916 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1917 * tree-tailcall.c: Update tree_pass descriptors.
1918 * tree-pass.h (tree_opt_pass): Rename to ...
1919 (opt_pass) ... this one; add "type" field and remove letter field.
1920 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1921 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1922 all_lowering_passes): Update declaration.
1923 * ipa-cp.c: Update tree_pass descriptors.
1924 * final.c: Update tree_pass descriptors.
1925 * omp-low.c: Update tree_pass descriptors.
1926 * tree-ssa-dse.c: Update tree_pass descriptors.
1927 * ipa-reference.c: Update tree_pass descriptors.
1928 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1929 * auto-inc-dec.c: Update tree_pass descriptors.
1930 * reorg.c: Update tree_pass descriptors.
1931 * cgraphunit.c: Update tree_pass descriptors.
1932 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1933 * tree-ssa-ccp.c: Update tree_pass descriptors.
1934 * df-core.c: Update tree_pass descriptors.
1935 * mode-switching.c: Update tree_pass descriptors.
1936 * tree-nomudflap.c: Update tree_pass descriptors.
1937 * modulo-sched.c: Update tree_pass descriptors.
1938 * ipa-pure-const.c: Update tree_pass descriptors.
1939 * cse.c: Update tree_pass descriptors.
1940 * web.c: Update tree_pass descriptors.
1941 * tree-stdarg.c: Update tree_pass descriptors.
1942 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1943 * tree-ssa-dom.c: Update tree_pass descriptors.
1944 * tree-nrv.c: Update tree_pass descriptors.
1945 * tree-ssa-alias.c: Update tree_pass descriptors.
1946 * loop-init.c: Update tree_pass descriptors.
1947 * gimple-low.c: Update tree_pass descriptors.
1948 * ipa-inline.c: Update tree_pass descriptors.
1949 * tree-ssa-sink.c: Update tree_pass descriptors.
1950 * global.c: Update tree_pass descriptors.
1951 * ifcvt.c: Update tree_pass descriptors.
1952 * jump.c: Update tree_pass descriptors.
1953 * predict.c: Update tree_pass descriptors.
1954 * tree-ssa-loop.c: Update tree_pass descriptors.
1955 * recog.c: Update tree_pass descriptors.
1956 * dse.c: Update tree_pass descriptors.
1957 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1958 * tree-eh.c: Update tree_pass descriptors.
1959 * regmove.c: Update tree_pass descriptors.
1961 * function.c: Update tree_pass descriptors.
1962 * tree-vectorizer.c: Update tree_pass descriptors.
1963 * gcse.c: Update tree_pass descriptors.
1964 * ipa-type-escape.c: Update tree_pass descriptors.
1965 * tree-if-conv.c: Update tree_pass descriptors.
1966 * init-regs.c: Update tree_pass descriptors.
1967 * ipa.c: Update tree_pass descriptors.
1968 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1969 * rtl-factoring.c: Update tree_pass descriptors.
1970 * lower-subreg.c: Update tree_pass descriptors.
1971 * bt-load.c: Update tree_pass descriptors.
1972 * tree-dfa.c: Update tree_pass descriptors.
1973 * except.c: Update tree_pass descriptors.
1974 * emit-rtl.c: Update tree_pass descriptors.
1975 * cfgexpand.c: Update tree_pass descriptors.
1976 * tree-cfgcleanup.c: Update tree_pass descriptors.
1977 * cfgcleanup.c: Update tree_pass descriptors.
1978 * tree-ssa-pre.c: Update tree_pass descriptors.
1979 * tree-sra.c: Update tree_pass descriptors.
1980 * tree-mudflap.c: Update tree_pass descriptors.
1981 * tree-ssa-copy.c: Update tree_pass descriptors.
1982 * cfglayout.c: Update tree_pass descriptors.
1983 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1984 * tree-ssa-dce.c: Update tree_pass descriptors.
1985 * tree-ssa.c: Update tree_pass descriptors.
1986 * regclass.c: Update tree_pass descriptors.
1987 * integrate.c: Update tree_pass descriptors.
1988 * tree-optimize.c: Update tree_pass descriptors.
1989 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1990 * tree-object-size.c: Update tree_pass descriptors.
1991 * combine.c: Update tree_pass descriptors.
1992 * tree-outof-ssa.c: Update tree_pass descriptors.
1993 * bb-reorder.c: Update tree_pass descriptors.
1994 * stack-ptr-mod.c: Update tree_pass descriptors.
1995 * var-tracking.c: Update tree_pass descriptors.
1996 * tree-profile.c: Update tree_pass descriptors.
1997 * tree-vect-generic.c: Update tree_pass descriptors.
1998 * reg-stack.c: Update tree_pass descriptors.
1999 * sched-rgn.c: Update tree_pass descriptors.
2000 * tree-ssa-structalias.c: Update tree_pass descriptors.
2001 * tree-cfg.c: Update tree_pass descriptors.
2002 * passes.c (current_pass): Update declaration.
2003 (finish_optimization_passes): Update.
2004 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2005 (register_one_dump_file, register_dump_files_1, next_pass_1):
2007 (init_optimization_passes): Update handling of new types.
2008 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2009 * ipa-struct-reorg.c: Update tree_pass descriptors.
2010 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2011 * combine-stack-adj.c: Update tree_pass descriptors.
2012 * cfgrtl.c: Update tree_pass descriptors.
2013 * dce.c: Update tree_pass descriptors.
2014 * tree-ssanames.c: Update tree_pass descriptors.
2016 2008-03-19 Richard Guenther <rguenther@suse.de>
2019 * tree-ssa.c (walk_data): New structure.
2020 (warn_uninitialized_var): If not always_executed warn with "maybe"
2022 (execute_early_warn_uninitialized): Compute post-dominators.
2023 Initialize always_executed before processing each basic block.
2025 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2028 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2029 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2031 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2033 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2035 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2037 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2039 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2040 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2041 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2042 target after ignore has been set, and move there also the commputation
2043 of subtarget and original_target.
2044 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2045 (LANG_HOOKS_INITIALIZER): Remove it.
2046 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2048 2008-03-18 Richard Guenther <rguenther@suse.de>
2050 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2051 found an expression with constants, note that in the VN for the lhs.
2052 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2053 fold them to constants if possible. Run cleanup_cfg if done so.
2054 (execute_pre): Return todo.
2056 (execute_fre): Likewise.
2057 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2059 (get_prop_source_stmt): Look through pointer conversions.
2061 2008-03-18 Jan Hubicka <jh@suse.cz>
2063 * tree-pretty-print.c: Include predict.h.
2064 (dump_generic_node): Dump predictor.
2065 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2066 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2067 * gimple-low.c (lower_stmt): Likewise.
2068 * expr.c (expand_expr_real): Likewise.
2069 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2071 (build_predict_expr, build_predict_expr): New.
2072 * predict.h (predictor_name, build_predict_expr): Update.
2073 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2074 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2075 * predict.def (PRED_CONTINUE): Update hitrate.
2076 * tree.def (PREDICT_EXPR): Define.
2077 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2078 do not handle BIND_EXPR.
2079 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2080 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2081 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2084 2008-03-18 Michael Matz <matz@suse.de>
2086 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2088 2008-03-18 Richard Guenther <rguenther@suse.de>
2090 * tree-gimple.h (is_gimple_invariant_address): Declare.
2091 (is_gimple_constant): Likewise.
2092 * tree-gimple.c (is_gimple_constant): New function.
2093 (is_gimple_invariant_address): Likewise.
2094 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2095 and is_gimple_invariant_address.
2096 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2098 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2099 an addressable base.
2101 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2104 * gimplify.c (gimplify_expr): Gimplify second operand of
2107 2008-03-17 Richard Guenther <rguenther@suse.de>
2109 PR tree-optimization/19637
2110 * fold-const.c (fold_unary): Remove restrictions of removing
2111 intermediate pointer-conversions (P2)(P1)P0.
2112 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2113 conversion to void pointer.
2114 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2116 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2119 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2120 emulated thread local variables.
2122 2008-03-16 Richard Guenther <rguenther@suse.de>
2125 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2126 expand TREE_INVARIANT operations that are not gimple invariant.
2128 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2130 * doc/extend.texi (Alignment): Say that the ABI controls
2131 the __alignof__ for non-strict-alignment targets rather
2132 than being a recommendation.
2134 2008-03-15 Paul Brook <paul@codesourcery.com>
2136 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2138 (arm_output_fn_unwind): Mark functions that can not be unwound.
2140 2008-03-15 Paul Brook <paul@codesourcery.com>
2142 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2143 extension instructions.
2145 2008-03-15 Richard Guenther <rguenther@suse.de>
2147 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2148 and fold constant aggregate refs.
2149 (fold_const_aggregate_ref): Handle string constants
2150 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2151 (evaluate_stmt): Simplify now that ccp_fold folds constant
2154 2008-03-15 Paul Brook <paul@codesourcery.com>
2156 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2157 (extzv): Use gen_extzv_t2.
2158 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2160 2008-03-15 Richard Guenther <rguenther@suse.de>
2162 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2163 (fold_const_aggregate_ref): Likewise.
2164 (get_value): Return NULL if we don't have any values.
2165 (ccp_finalize): Set const_val to NULL after freeing it.
2166 * tree-flow.h (get_symbol_constant_value): Declare.
2167 (fold_const_aggregate_ref): Likewise.
2168 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2170 2008-03-15 Richard Guenther <rguenther@suse.de>
2173 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2174 to not produce negative array indices if not allowed. Add
2175 parameter to indicate that.
2176 (maybe_fold_offset_to_component_ref): Allow negative array
2177 indices only for the first member of a structure.
2178 (maybe_fold_offset_to_reference): Allow negative array indices.
2179 (maybe_fold_stmt_addition): Likewise.
2181 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2182 Anatoly Sokolov <aesok@post.ru>
2184 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2185 (avr_arch): Add ARCH_AVR6.
2186 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2187 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2188 instead of fixed value 2.
2189 (print_operand_address): Use gs() asm specifier instead of pm().
2190 (avr_assemble_integer): (Ditto.).
2191 (avr_output_addr_vec_elt): (Ditto.).
2192 (print_operand): Handle "!" code.
2193 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2194 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2195 (AVR_HAVE_EIJMP_EICALL): Define.
2196 (AVR_3_BYTE_PC): Redefine.
2197 (AVR_2_BYTE_PC): (Ditto.).
2198 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2199 (LINK_SPEC): Add atmega2560 and atmega2561.
2200 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2202 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2203 for 3 byte PC devices.
2204 (call_value_insn): (Ditto.).
2205 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2206 (indirect_jump): Use only for for 2 byte PC devices.
2207 (*tablejump): (Ditto.).
2208 (*indirect_jump_avr6): Add insn.
2209 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2210 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2211 instead of ijmp for 3 byte PC devices.
2212 (__tablejump2__): (Ditto.).
2213 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2214 (MULITLIB_DIRNAMES): (Ditto.).
2215 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2217 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2219 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2220 "sse2_umulsidi3". Use V1DI mode for operand 0.
2221 ("mmx_psadbw"): Use V1DI mode for operand 0.
2222 * config/i386/i386-modes.def (V1SI): New vector mode.
2223 * config/i386/i386.c (struct builtin_description)
2224 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2225 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2226 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2227 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2228 v1di_ftype_v8qi_v8qi type.
2229 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2231 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2232 __builtin_ia32_pmuludq]: Fix the mode of return value.
2234 2008-03-15 Richard Guenther <rguenther@suse.de>
2237 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2240 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2242 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2243 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2244 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2245 unless TARGET_SERIALIZE_VOLATILE is enabled.
2246 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2247 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2248 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2250 2008-03-14 Richard Guenther <rguenther@suse.de>
2252 PR tree-optimization/34172
2253 * tree-flow.h (refs_may_alias_p): Declare.
2254 (get_single_def_stmt): Likewise.
2255 (get_single_def_stmt_from_phi): Likewise.
2256 (get_single_def_stmt_with_phi): Likewise.
2257 * tree-dfa.c (refs_may_alias_p): New function.
2258 (get_single_def_stmt): Likewise.
2259 (get_single_def_stmt_from_phi): Likewise.
2260 (get_single_def_stmt_with_phi): Likewise.
2261 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2262 (vn_reference_lookup_1): New helper function.
2263 (vn_reference_lookup): Walk the virtual use-def chain to
2264 continue searching for a match if the def does not alias the
2265 reference we are looking for.
2267 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2269 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2270 archive and Perzl. Update The Written Word listing.
2272 2008-03-14 Richard Guenther <rguenther@suse.de>
2274 PR tree-optimization/34043
2275 PR tree-optimization/33989
2276 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2278 (bitmap_find_leader): Use extra argument to verify dominance
2279 relationship inside a basic-block.
2280 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2281 (find_leader_in_sets): Adjust.
2282 (create_component_ref_by_pieces): Take extra argument for
2283 dominance check, handle lookup failures.
2284 (find_or_generate_expression): Likewise.
2285 (create_expression_by_pieces): Likewise.
2286 (insert_into_preds_of_block): Adjust.
2287 (create_value_expr_from): If asked for, verify all operands
2288 are in the blocks AVAIL_OUT set.
2289 (make_values_for_stmt): Check for SSA_NAMEs that are life
2290 over an abnormal edge.
2291 (compute_avail): Remove such check.
2292 (do_SCCVN_insertion): New function.
2293 (eliminate): If we do not find a leader suitable for replacement
2294 insert a replacement expression from SCCVN if available.
2295 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2296 (struct vn_ssa_aux): Add needs_insertion flag.
2297 * tree-ssa-sccvn.c (may_insert): New global flag.
2298 (copy_reference_ops_from_ref): Value-number union member access
2299 based on its size, not type and member if insertion is allowed.
2300 (visit_reference_op_load): For a weak match from union type
2301 punning lookup a view-converted value and insert a SSA_NAME
2302 for that value if that is not found.
2303 (visit_use): Make dumps shorter. Do not disallow value numbering
2304 SSA_NAMEs that are life over an abnormal edge to constants.
2305 (free_scc_vn): Release inserted SSA_NAMEs.
2306 (run_scc_vn): New flag to specify whether insertion is allowed.
2307 Process SSA_NAMEs in forward order.
2308 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2309 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2310 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2311 pointer type to/from integral types that do not change the
2312 precision to regular conversions.
2314 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2316 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2317 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2318 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2319 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2320 input arguments and the mode of return value. Built-in functions
2321 that operate on whole 64-bit MMX register now use V1DI mode.
2323 2008-03-13 Alon Dayan <alond@il.ibm.com>
2324 Olga Golovanevsky <olga@il.ibm.com>
2326 PR tree-optimization/35041
2327 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2328 to locate the right position in a statement.
2330 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2334 * config/i386/xmmintrin.h: Change all static inline functions to
2335 extern inline and add __gnu_inline__ attribute.
2336 * config/i386/bmintrin.h: Ditto.
2337 * config/i386/smmintrin.h: Ditto.
2338 * config/i386/tmmintrin.h: Ditto.
2339 * config/i386/mmintrin-common.h: Ditto.
2340 * config/i386/ammintrin.h: Ditto.
2341 * config/i386/emmintrin.h: Ditto.
2342 * config/i386/pmmintrin.h: Ditto.
2343 * config/i386/mmintrin.h: Ditto.
2344 * config/i386/mm3dnow.h: Ditto.
2346 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2349 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2350 (lower_omp_2): New function.
2351 (lower_omp_1, lower_omp): Rewritten.
2353 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2356 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2357 with the phrase "Microsoft Windows compilers".
2358 (Push/Pop Macro Pragmas): New subsection. Document
2359 #pragma push_macro and pragma pop_macro.
2361 2008-03-12 Paul Brook <paul@codesourcery.com>
2363 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2365 2008-03-12 Paul Brook <paul@codesourcery.com>
2367 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2368 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2369 (thumb2_addsi_shortim): Rename ...
2370 (thumb2_addsi_short): ... to this. Allow register operands.
2371 (thumb2_subsi_short): New pattern.
2372 (thumb2_one_cmplsi2_short,
2373 thumb2_negsi2_short): New patterns and peepholes.
2375 2008-03-12 Paul Brook <paul@codesourcery.com>
2377 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2379 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.md (int_cond): New code iterator.
2383 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2384 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2385 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2386 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2387 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2388 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2389 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2390 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2392 2008-03-12 Paul Brook <paul@codesourcery.com>
2394 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2395 instead of {arm,thumb}_compute_save_reg_mask.
2396 (output_return_instruction): Ditto.
2397 (thumb_unexpanded_epilogue): Ditto.
2398 (thumb1_expand_prologue): Ditto.
2399 (thumb1_output_function_prologue): Ditto.
2400 (arm_set_return_address): Ditto.
2401 (thumb_set_return_address): Ditto.
2402 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2403 regs to achieve stack alignment.
2404 (thumb1_compute_save_reg_mask): Fix compiler warning.
2405 (arm_output_epilogue): Use offsets->saved_regs_mask.
2406 Adjust stack pointer by poping call clobered registers.
2407 (arm_expand_prologue): Use offsets->saved_regs_mask.
2408 Adjust stack pointer by pushing extra registers.
2409 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2411 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2414 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2415 conversion to the operands of a multiplication.
2417 2008-03-12 Richard Guenther <rguenther@suse.de>
2419 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2420 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2421 * timevar.def (TV_TREE_PHIPROP): Add.
2422 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2423 pass description. Use TV_TREE_PHIPROP.
2424 * tree-ssa-forwprop.c: Remove phiprop code.
2426 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2429 * omp-low.c (maybe_lookup_decl): Constify first argument.
2430 (use_pointer_for_field): Change last argument from bool to
2431 omp_context *. Disallow shared copy-in/out in nested
2432 parallel if decl is shared in outer parallel too.
2433 (build_outer_var_ref, scan_sharing_clauses,
2434 lower_rec_input_clauses, lower_copyprivate_clauses,
2435 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2437 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2438 Ira Rosen <irar@il.ibm.com>
2440 * tree-vectorizer.c (free_stmt_vec_info): New function.
2441 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2442 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2443 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2444 * tree-vect-transform.c (vectorizable_conversion): Free
2445 vec_oprnds0 if it was allocated.
2446 (vect_permute_store_chain): Remove unused VECs.
2447 (vectorizable_store): Free VECs that are allocated in the..
2449 (vect_transform_strided_load, vectorizable_load): Likewise.
2450 (vect_remove_stores): Simplify the code.
2451 (vect_transform_loop): Move code to vect_remove_stores().
2452 Call vect_remove_stores() and free_stmt_vec_info().
2454 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2456 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2457 TARGET_HPUX. Revise comment.
2458 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2459 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2460 Use sr4 variant of `be' instruction when not generating PIC code.
2461 (attr_length_call): Adjust for above change.
2463 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2465 * ipa-reference.c (static_execute): Remove module_statics_const and
2466 associated setting code.
2468 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2472 predicate for operand 1.
2473 (paritysi2_cmp): Use register_operand predicate for operand 2.
2474 Use earlyclobber modifier for operand 1. Remove support for
2476 (paritydi2_cmp): Use register_operand predicate for operand 3.
2477 Use earlyclobber modifier for operand 1. Remove support for
2480 2008-03-11 Paul Brook <paul@codesourcery.com>
2481 Vladimir Prus <vladimir@codesourcery.com>
2483 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2484 (arm_compute_save_reg0_reg12_mask): Always
2485 check if register 11 must be saved. Always safe hard frame pointer
2486 when frame_pointer_needeed.
2487 (arm_compute_save_reg_mask): Save IP and PC
2488 only with apcs frames.
2489 (arm_output_epilogue): Adjust Thumb2 codepath to
2490 be also invoked and work for ARM non-apcs frames.
2491 (arm_expand_prologue): Don't bother saving IP
2492 for non-apcs frame, since it's not clobbered by
2493 prologue code. Implement non-apcs frame
2496 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2498 PR rtl-optimization/35281
2499 * expr.c (convert_move): Use a new pseudo for the intermediate
2500 from_mode->word_mode result.
2502 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2504 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2505 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2506 * toplev.c (compile_file): Don't call it.
2508 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2511 * expr.c (store_expr): Call emit_block_move if the mode
2512 of "temp" RTX is BLKmode.
2514 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2515 Richard Guenther <rguenther@suse.de>
2517 PR tree-optimization/31358
2518 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2519 the step with a NULL_TREE.
2520 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2521 to sizetype if type is a pointer type.
2522 (add_candidate_1): Don't convert the base and step to
2523 the generic type if the orginal type is a pointer type.
2524 (add_iv_value_candidates): Use sizetype for the step
2525 if type is a pointer type.
2526 (cand_value_at): Likewise.
2527 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2529 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2530 Don't convert the tem affine to the type.
2531 (add_elt_to_tree): Use sizetype for the step if a pointer.
2532 Use POINTER_PLUS_EXPR for pointers.
2533 (aff_combination_to_tree): Use sizetype for the step if a
2536 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2538 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2539 Remove commutativity hint.
2541 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2545 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2546 errorneous type. Check that v is a VAR_DECL.
2549 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2551 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2553 PR tree-optimization/35494
2554 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2555 may be overriden at link and run time.
2557 2008-03-10 Richard Guenther <rguenther@suse.de>
2559 PR tree-optimization/34677
2560 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2561 (poolify_tree): Likewise.
2562 (modify_expr_template): Likewise.
2563 (poolify_modify_stmt): Likewise.
2564 (insert_fake_stores): Handle all component-ref style stores
2565 in addition to INDIRECT_REF. Also handle complex types.
2566 Do not poolify the inserted load.
2567 (realify_fake_stores): Do not rebuild the tree but only
2568 make it a SSA_NAME copy.
2569 (init_pre): Remove initialzation of modify_expr_template.
2570 Do not allocate modify_expr_node_pool.
2571 (fini_pre): Do not free modify_expr_node_pool.
2573 2008-03-10 Paul Brook <paul@codesourcery.com>
2575 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2578 2008-03-10 Paul Brook <paul@codesourcery.com>
2579 Mark Shinwell <shinwell@codesourcery.com>
2581 * config/arm/cortex-r4.md: New.
2582 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2584 * config/arm/arm.md: Include cortex-r4.md.
2585 (insn): Add smmls, sdiv and udiv values.
2586 (generic_sched): Don't use generic scheduling for Cortex-R4.
2587 (arm_issue_rate): New function.
2588 (TARGET_SCHED_ISSUE_RATE): Define.
2590 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2592 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2594 2008-03-10 Richard Guenther <rguenther@suse.de>
2596 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2597 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2599 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2601 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2602 Set default to true.
2604 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2606 * c.opt (Wsynth): Deprecate.
2607 * doc/invoke.texi (Option Summary, Warning Options): Document
2608 -Wno-format-contains-nul.
2610 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2613 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2614 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2616 2008-03-09 Ira Rosen <irar@il.ibm.com>
2618 * config/rs6000/rs6000.c (builtin_description): Rename vector
2619 left shift operations.
2620 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2621 (altivec_vsl<VI_char>): Rename to ...
2622 (ashl<mode>3): ... new name.
2623 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2625 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2627 2008-03-08 Richard Guenther <rguenther@suse.de>
2629 * coverage.h (tree_coverage_counter_addr): Declare.
2630 * coverage.c (tree_coverage_counter_addr): New function.
2631 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2633 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2634 (tree_gen_one_value_profiler): Likewise.
2635 (tree_gen_ic_profiler): Likewise.
2636 (tree_gen_average_profiler): Likewise.
2637 (tree_gen_ior_profiler): Likewise.
2639 2008-03-08 Richard Guenther <rguenther@suse.de>
2641 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2642 (vn_binary_op_insert): Likewise.
2643 (vn_unary_op_lookup): Likewise.
2644 (vn_unary_op_insert): Likewise.
2645 (vn_nary_op_lookup): Declare.
2646 (vn_nary_op_insert): Likewise.
2647 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2648 and binary hashes, use a single obstack for unary_op_pool
2650 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2651 a single struct vn_nary_op_s. Store tree code length and
2652 a variable number of operands.
2653 (struct vn_reference_op_struct): Remove unused op2.
2654 (vn_reference_op_eq): Do not compare op2.
2655 (vn_reference_op_compute_hash): Do not compute hash of op2.
2656 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2657 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2658 with vn_nary_op_compute_hash.
2659 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2660 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2662 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2664 (visit_unary_op): Call nary functions.
2665 (visit_binary_op): Likewise.
2666 (process_scc): Adjust for struct vn_tables_s changes.
2667 (allocate_vn_table): Likewise.
2668 (free_vn_table): Likewise.
2669 * tree-vn.c (vn_add): Call nary functions.
2670 (vn_lookup): Likewise.
2672 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2675 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2676 wdst back after sync_compare_and_swapqhi_internal.
2678 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2681 * config/i386/i386-modes.def (V1DI): New vector mode.
2682 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2683 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2684 (MMXMODE248): Ditto.
2685 (MMXMODE): Add V1DI mode.
2686 (mmxvecsize): Change DI mode to V1DI mode.
2687 ("mov<mode>): Use MMXMODEI8 mode iterator.
2688 ("*mov<mode>_internal_rex64"): Ditto.
2689 ("*mov<mode>_internal"): Ditto.
2690 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2691 ("mmx_sub<mode>3"): Ditto.
2692 ("mmx_adddi3"): Remove insn pattern.
2693 ("mmx_subdi3"): Ditto.
2694 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2695 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2696 ("mmx_ashl<mode>3"): Ditto.
2697 ("mmx_lshrdi3"): Remove insn pattern.
2698 ("mmx_ashldi3"): Ditto.
2699 * config/i386/i386.c (classify_argument): Handle V1DImode.
2700 (function_arg_advance_32): Ditto.
2701 (function_arg_32): Ditto.
2702 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2703 mmx_addv1di3 insn pattern.
2704 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2705 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2706 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2707 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2708 Remove definitions of built-in functions.
2709 (V1DI_type_node): New node.
2710 (v1di_ftype_v1di_int): Ditto.
2711 (v1di_ftype_v1di_v1di): Ditto.
2712 (v2si_ftype_v2si_si): Ditto.
2713 (v4hi_ftype_v4hi_di): Remove node.
2714 (v2si_ftype_v2si_di): Ditto.
2715 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2716 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2717 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2718 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2719 Add new builtins using def_builtin_const.
2720 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2721 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2722 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2723 * config/i386/mmintrin.h (__v1di): New typedef.
2724 (_mm_add_si64): Cast arguments to __v1di type.
2725 (_mm_sub_si64): Ditto.
2726 (_mm_sll_pi16): Cast __count to __v4hi type.
2727 (_mm_sll_pi32): Cast __count to __v2si type.
2728 (_mm_sll_si64): Cast arguments to __v1di type.
2729 (_mm_srl_pi16): Cast __count to __v4hi type.
2730 (_mm_srl_pi32): Cast __count to __v2si type.
2731 (_mm_srl_si64): Cast arguments to __v1di type.
2732 (_mm_sra_pi16): Cast __count to __v4hi type.
2733 (_mm_sra_pi32): Cast __count to __v2si type.
2734 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2735 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2736 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2737 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2738 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2739 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2740 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2741 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2742 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2743 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2744 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2745 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2747 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2749 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2751 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2754 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2755 reg+const addressing for Altivec modes. Don't generate reg+reg
2756 addressing for TFmode or TDmode quantities.
2758 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2760 * c-common.c (vector_types_convertible_p): Call langhook
2761 instead of comptypes.
2763 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2766 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2767 integral and scalar float variables which have a
2770 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2772 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2773 dwarf_register_span hook when emitting unwind information for
2774 register-to-memory saves.
2775 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2776 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2778 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2780 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2781 for the same VAR_DECL.
2783 2008-03-06 Tom Tromey <tromey@redhat.com>
2786 * doc/standards.texi (Standards): Don't mention treelang.
2787 * doc/invoke.texi (Overall Options): Don't mention treelang.
2788 * doc/install.texi (Prerequisites): Don't mention bison or
2790 (Configuration): Don't mention treelang.
2791 (Building): Likewise.
2792 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2794 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2796 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2797 word-extractions out of a multi-word object.
2799 2008-03-06 Richard Guenther <rguenther@suse.de>
2801 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2802 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2803 result type and precision.
2804 * expr.c (get_inner_reference): Set unsignedp based on the result
2805 type of BIT_FIELD_REF.
2806 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2807 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2808 (try_instantiate_multiple_fields): Likewise. Use the correct type
2810 (sra_build_assignment): Likewise.
2811 (sra_build_elt_assignment): Likewise.
2812 (sra_explode_bitfield_assignment): Likewise.
2813 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2814 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2815 set BIT_FIELD_REF_UNSIGNED.
2816 (vectorizable_load): Likewise.
2818 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2820 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2823 2008-03-06 Richard Guenther <rguenther@suse.de>
2825 * alias.c (struct alias_set_entry): Move has_zero_child field
2826 to pack with alias_set.
2828 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2830 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2833 2008-03-05 Ian Lance Taylor <iant@google.com>
2835 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2837 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2839 * fwprop.c (update_df): Support width and offset parameters of
2841 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2842 global_conflicts): Change DF_REF_EXTRACT to either
2843 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2844 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2845 * df-scan.c (df_ref_record, df_defs_record,
2846 df_ref_create_structure, df_def_record_1, df_uses_record,
2847 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2848 df_bb_refs_collect, df_entry_block_defs_collect,
2849 df_exit_block_uses_collect): Support new width and offset fields.
2850 (ref_extract_pool): New storage pool.
2851 (df_free_ref): New function.
2852 (df_reg_chain_unlink, df_free_collection_rec,
2853 df_sort_and_compress_refs): Call df_free_ref.
2854 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2856 (df_ref_create_structure): Allocate df_ref_extract if offset and
2857 width fields are used.
2858 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2859 (df_uses_record): Get offset and width from ZERO_EXTRACT
2861 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2862 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2863 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2864 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2865 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2866 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2867 (df_ref_extract): New structure.
2868 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2869 (df_ref_create): Add width and offset parameters.
2871 2008-03-05 Richard Guenther <rguenther@suse.de>
2873 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2874 Use ranges_overlap_p.
2875 (offset_overlaps_with_access): Rename
2876 to ranges_overlap_p and move ...
2877 * tree-flow-inline.h (ranges_overlap_p): ... here.
2879 * tree.h (get_inner_reference, handled_component_p): Update
2882 * tree.h (record_component_aliases, get_alias_set,
2883 alias_sets_conflict_p, alias_sets_must_conflict_p,
2884 objects_must_conflict_p): Move declarations ...
2885 * alias.h (record_component_aliases, get_alias_set,
2886 alias_sets_conflict_p, alias_sets_must_conflict_p,
2887 objects_must_conflict_p): ... here.
2888 Include coretypes.h.
2889 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2891 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2893 * cfg.c: Include tree-flow.h.
2894 (remove_edge_raw): Call redirect_edge_var_map_clear.
2895 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2896 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2897 (redirect_edge_var_map_result): New.
2898 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2899 PENDING_STMT use with redirect_edge_var_map_*.
2900 * tree-ssa.c (edge_var_maps): New definition.
2901 (redirect_edge_var_map_add): New.
2902 (redirect_edge_var_map_clear): New.
2903 (redirect_edge_var_map_dup): New.
2904 (redirect_edge_var_map_vector): New.
2905 (redirect_edge_var_map_destroy): New.
2906 (ssa_redirect_edge): Replace PENDING_STMT use with
2907 redirect_edge_var_map_*.
2908 (flush_pending_stmts): Same.
2909 (delete_tree_ssa): Destroy edge var map.
2910 * tree-flow.h (struct _edge_var_map): New.
2911 Define edge_var_map vector type.
2912 Declare redirect_edge_var_map_* prototypes.
2913 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2914 * tree-cfg.c (reinstall_phi_args): Replace
2915 PENDING_STMT use with redirect_edge_var_map_*.
2917 2008-03-05 Richard Guenther <rguenther@suse.de>
2919 PR tree-optimization/35472
2920 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2921 whose single use_stmt has a overlapping set of loaded and
2922 stored symbols as that use_stmt might be a noop assignment then.
2924 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2926 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2928 2008-03-05 Richard Guenther <rguenther@suse.de>
2931 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2932 should be constants.
2933 * tree-cfg.c (verify_expr): Verify it.
2934 * fold-const.c (fold_truthop): Remove code generating
2935 BIT_FIELD_REFs of structure bases.
2936 (fold_binary): Likewise.
2937 (fold_ternary): Position and size of BIT_FIELD_REFs are
2938 always host integers.
2939 (make_bit_field_ref): Remove.
2940 (optimize_bit_field_compare): Remove.
2941 (all_ones_mask_p): Remove.
2943 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2946 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2947 (split_block_and_df_analyze): New. Split basic block and rebuild
2949 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2951 (split_pattern_seq): Likewise.
2952 (erase_matching_seqs): Likewise.
2953 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2955 2008-03-04 Geoff Keating <geoffk@apple.com>
2957 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2958 declaration and code.
2959 (tree_invalid_nonnegative_warnv_p): Likewise.
2961 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2963 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2964 examples. Truncate option-names then causing overfull hbox.
2966 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2969 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2971 * configure: Rebuilt.
2973 2008-03-04 Rafael Espindola <espindola@google.com>
2975 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2976 (tree_unary_nonnegative_warnv_p): New.
2977 (tree_binary_nonnegative_warnv_p): New.
2978 (tree_single_nonnegative_warnv_p): New.
2979 (tree_invalid_nonnegative_warnv_p): New.
2980 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2982 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2985 * opts.c (handle_option): Postpone 'unknown option' errors only for
2988 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2991 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2994 2008-03-04 Rafael Espindola <espindola@google.com>
2996 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2997 (tree_binary_nonzero_warnv_p): New.
2998 (tree_single_nonzero_warnv_p): New.
2999 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3001 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3004 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3005 transformations for modes that have signed zeros.
3006 * ifcvt.c (noce_try_abs): Ditto.
3008 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3010 * config/i386/i386.c (override_options): Force
3011 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3013 2008-03-04 Jan Hubicka <jh@suse.cz>
3016 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3019 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3021 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3022 label to probe the stack.
3024 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3026 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3027 (__gthr_win32_mutex_destroy): Declare.
3028 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3029 __gthr_win32_mutex_destroy.
3030 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3032 2008-03-03 Jan Hubicka <jh@suse.cz>
3035 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3036 aggressive on inlining cold calls.
3038 2008-03-03 Richard Guenther <rguenther@suse.de>
3040 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3041 struct copies into the expression table.
3042 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3043 (try_to_simplify): Likewise.
3044 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3045 integral and pointer arguments which do not change the
3046 precision to NOP_EXPRs.
3047 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3048 VIEW_CONVERT_EXPR case.
3050 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3052 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3053 defined in a loop at depth 0 is invariant.
3054 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3055 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3056 be called at loop depth 0.
3058 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3061 * gcc.c (process_command): Update copyright notice dates.
3062 * gcov.c (print_version): Likewise.
3063 * gcov-dump.c (print_version): Likewise.
3064 * mips-tfile.c (main): Likewise.
3065 * mips-tdump.c (main): Likewise.
3067 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3070 * c-common.c (flag_permissive): Delete.
3071 (constant_expression_warnings): Check flags first.
3072 (constant_expression_error): New.
3073 * c-common.h (flag_permissive): Delete.
3074 (constant_expression_error): Declare.
3075 * flags.h (flag_permissive): Declare. Update description.
3076 * diagnostic.c (pedwarn): Update.
3078 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3079 (permissive_error_kind): New.
3080 * toplev.c (flag_permissive): Define. Update description.
3081 * toplev.h (permissive_error_kind): Declare.
3082 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3083 (pedwarn_c90): Use pedantic_warning_kind.
3084 * c-opts.c (c_common_post_options): flag_permissive does not affect
3085 flag_pedantic_errors.
3087 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3089 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3090 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3091 __absvsi2, __absvDI2): Use unsigned arithmetic.
3093 2008-03-02 Andi Kleen <ak@suse.de>
3094 Richard Guenther <rguenther@suse.de>
3096 * struct-equiv.c: Remove file.
3097 * cfg_cleanup.c (condjump_equiv_p): Remove.
3098 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3099 (struct-equiv.o): Remove rule.
3100 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3101 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3102 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3104 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3106 * ifcvt.c (noce_process_if_block): Try to handle only the then
3107 block if the else block exists but isn't suitable.
3109 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3112 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3113 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3114 regression from previous patch.
3116 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3119 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3121 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3122 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3123 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3124 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3125 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3126 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3127 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3128 (__gthread_mutex_destroy_function): Rename to
3129 __gthread_mutex_destroy.
3130 * gthr-dce.h (__gthread_mutex_destroy): Call
3131 pthread_mutex_destroy.
3132 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3133 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3134 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3136 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3138 * df-scan.c (df_ref_chain_change_bb): Simplify.
3139 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3140 set_block_for_insn if there's any change.
3141 * df.h ((df_insn_change_bb): Fix prototype.
3142 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3143 df_insn_change_bb, don't call set_block_for_insn.
3144 * emit-rtl.c (reorder_insns): Likewise.
3145 * haifa-sched.c (move_insn): Likewise.
3147 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3149 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3151 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3153 * tree-flow-inline.h (next_readonly_imm_use): Return
3154 NULL_USE_OPERAND_P after the end.
3156 2008-03-01 Richard Guenther <rguenther@suse.de>
3158 PR tree-optimization/35411
3159 * tree-sra.c (sra_build_assignment): Split conversion to
3160 final type to a separate statement if we are not assigning
3163 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3165 * fold-const.c (fold_convertible_p): Correct the logic to follow
3166 that in fold_convert().
3168 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3171 * tree-inline.c (build_duplicate_type): When we make a
3172 duplicate type, make it unique in the canonical types system.
3174 2008-02-29 Tom Tromey <tromey@redhat.com>
3176 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3177 input_file_stack_history, input_file_stack_restored): Remove.
3178 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3179 * input.h (struct file_stack): Remove.
3180 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3181 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3183 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3185 (diagnostic_last_module_changed): Add 'map' argument.
3186 (diagnostic_set_last_function): Likewise.
3187 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3188 line map, not input_file_stack.
3189 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3191 2008-02-29 Paul Brook <paul@codesourcery.com>
3193 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3195 2008-02-29 Paul Brook <paul@codesourcery.com>
3197 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3199 2008-02-29 Richard Guenther <rguenther@suse.de>
3201 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3203 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3204 value for comparing for a store match.
3205 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3206 (try_to_simplify): Do not do a full-blown reference lookup.
3208 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3210 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3211 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3213 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3215 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3217 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3218 strides against cache sizes.
3220 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3222 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3225 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3227 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3228 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3229 is smaller than the original promoted value.
3230 (simplify_subreg): If OP is a SUBREG, try to preserve its
3231 SUBREG_PROMOTED_VAR_P information.
3233 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3235 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3236 (VN_INFO_GET): Allocate new objects on the obstack.
3237 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3238 for rpo_numbers_temp, for consistency.
3239 (free_scc_vn): Free the obstack.
3241 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3243 * doc/invoke.texi: Document -ftree-loop-distribution.
3244 * tree-loop-distribution.c: New.
3245 * tree-pass.h (pass_loop_distribution): New.
3246 * graphds.h (struct graph): Add htab_t indices.
3247 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3248 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3249 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3250 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3251 * tree-data-ref.c (debug_data_dependence_relations): New.
3252 (dump_data_dependence_relation): Also print data references.
3253 (free_data_ref): Extern.
3254 (same_access_functions): Moved...
3255 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3256 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3257 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3258 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3259 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3260 (stmts_from_loop): Skip LABEL_EXPR.
3261 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3263 (build_rdg): Initialize rdg->indices htab.
3264 (free_rdg, stores_from_loop, ref_base_address,
3265 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3266 have_similar_memory_accesses_1, ref_base_address_1,
3267 remove_similar_memory_refs): New.
3268 * tree-data-ref.h: Depend on tree-chrec.h.
3269 (debug_data_dependence_relations, free_data_ref): Declared.
3270 (same_access_functions): ... here.
3271 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3273 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3274 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3275 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3276 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3277 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3278 rdg_vertex_for_stmt): Declared.
3279 (struct rdg_edge): Add level.
3281 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3282 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3284 (rdg_has_similar_memory_accesses): New.
3285 * tree-vect-analyze.c: Remove unused static decls.
3286 * lambda.h (dependence_level): New.
3287 * common.opt (ftree-loop-distribution): New.
3288 * tree-flow.h (mark_virtual_ops_in_bb,
3289 slpeel_tree_duplicate_loop_to_edge_cfg,
3290 rename_variables_in_loop): Declared.
3291 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3292 (OBJS-common): Add tree-loop-distribution.o.
3293 (tree-loop-distribution.o): New rule.
3294 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3295 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3296 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3298 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3301 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3302 other than structures and unions.
3304 2008-02-28 Richard Guenther <rguenther@suse.de>
3307 2008-02-26 Richard Guenther <rguenther@suse.de>
3309 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3310 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3311 (lookup_decl_from_uid): Declare.
3312 (remove_decl_from_map): Likewise.
3313 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3314 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3315 (decl_for_uid_map): New global hashtable mapping DECL_UID
3317 (init_ttree): Allocate it.
3318 (insert_decl_to_uid_decl_map): New helper function.
3319 (make_node_stat): Insert new decls into the map.
3320 (copy_node_stat): Likewise.
3321 (lookup_decl_from_uid): New function.
3322 (remove_decl_from_map): Likewise.
3323 (print_decl_for_uid_map_statistics): New helper.
3324 (dump_tree_statistics): Call it.
3326 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3327 (referenced_var_iterator): Adjust.
3328 (FOR_EACH_REFERENCED_VAR): Adjust.
3329 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3330 (num_referenced_vars): Adjust.
3331 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3332 (first_referenced_var): Remove.
3333 (end_referenced_vars_p): Likewise.
3334 (next_referenced_var): Likewise.
3335 (referenced_var_iterator_set): New helper function.
3336 * tree-dfa.c (referenced_var_lookup): Adjust.
3337 (referenced_var_check_and_insert): Likewise.
3338 (remove_referenced_var): Likewise.
3339 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3340 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3341 (verify_call_clobbering): Likewise.
3342 (verify_memory_partitions): Likewise.
3343 (init_tree_ssa): Allocate bitmap instead of hashtable for
3345 (delete_tree_ssa): Adjust.
3346 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3347 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3348 (compute_tag_properties): Likewise.
3349 (set_initial_properties): Likewise.
3350 (find_partition_for): Likewise.
3351 (update_reference_counts): Likewise.
3352 (dump_may_aliases_for): Likewise.
3353 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3354 (add_call_clobber_ops): Likewise.
3355 (add_call_read_ops): Likewise.
3356 (get_asm_expr_operands): Likewise.
3357 * tree-into-ssa.c (dump_decl_set): Likewise.
3358 (update_ssa): Likewise.
3359 * tree-sra.c (scan_function): Likewise.
3360 (decide_instantiations): Likewise.
3361 (scalarize_parms): Likewise.
3362 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3363 (dsa_named_for): Likewise.
3364 * tree-ssa-structalias.c (update_alias_info): Likewise.
3365 (merge_smts_into): Likewise.
3367 2008-02-27 David Daney <ddaney@avtrex.com>
3370 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3371 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3372 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3373 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3374 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3376 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3379 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3380 (BUILT_IN_NEXTTOWARD): Remove.
3381 (BUILT_IN_NEXTTOWARDF): Ditto.
3382 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3383 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3385 2008-02-27 Tom Tromey <tromey@redhat.com>
3387 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3388 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3390 2008-02-27 Jan Beulich <jbeulich@novell.com>
3392 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3393 update the respective field on newdecl.
3395 2008-02-27 Revital Eres <eres@il.ibm.com>
3397 PR rtl-optimization/34999
3398 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3399 crossing edges that ends with a call insn.
3400 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3401 call insn and clear the EDGE_CROSSING flag of the crossing edge
3402 when fixing fallthru edges.
3404 2008-02-27 Richard Guenther <rguenther@suse.de>
3407 * fold-const.c (fold_unary): Return the correct argument,
3408 converted to the result type.
3410 2008-02-27 Richard Guenther <rguenther@suse.de>
3413 * expr.c (expand_expr_real_1): Assert on rotates that operate
3415 * fold-const.c (fold_binary): Use the types precision, not the
3416 bitsize of the mode if folding rotate expressions. Build rotates
3417 only for full modes.
3419 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3421 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3423 * c-pragma.c (pragma_ns_name): New typedef.
3424 (registered_pp_pragmas): New variable.
3425 (c_pp_lookup_pragma): New function.
3426 (c_register_pragma_1): If flag_preprocess_only, do nothing
3427 for non-expanded pragmas, for expanded ones push pragma's
3428 namespace and name into registered_pp_pragmas vector.
3429 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3430 flag_preprocess_only, don't register GCC pch_preprocess
3431 pragma if flag_preprocess_only.
3432 * c-opts.c (c_common_init): Call init_pragma even if
3433 flag_preprocess_only.
3434 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3435 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3436 cpp_register_pragma if flag_preprocess_only.
3438 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3441 * c-parser.c (c_parser_translation_unit): Warn for empty
3442 translation unit, not empty source file.
3444 2008-02-26 Paul Brook <paul@codesourcery.com>
3446 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3447 operand for Thumb-2.
3448 * config/arm/arm.h (reg_class): Add CORE_REGS.
3449 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3450 (BASE_REG_CLASS): Use CORE_REGS.
3451 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3452 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3453 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3454 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3455 ARM_REGNO_OK_FOR_INDEX_P.
3456 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3457 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3458 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3459 (ldm/stm peepholes): Ditto.
3460 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3461 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3462 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3463 * config/arm/constraints.md: Enable "k" constraint on ARM.
3465 2008-02-27 Ben Elliston <bje@au.ibm.com>
3467 * config/rs6000/rs6000.c: Annotate cache line size field in all
3468 instances of struct processor_costs.
3470 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3472 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3473 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3474 jump_bypass): New counters.
3475 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3476 * dce.c (gate_ud_dce): Same.
3477 (gate_fast_dce): Same.
3478 * dse.c (gate_dse1): New function.
3479 (gate_dse2): New function.
3480 (gate_dse): Merge results of new gate functions.
3481 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3482 (gate_handle_jump_bypass): Add dbg_cnt.
3483 (gate_handle_gcse): Add dbg_cnt.
3484 * ifcvt.c (gate_handle_if_conversion): Same.
3485 (gate_handle_if_after_combine): Same.
3486 (gate_handle_if_after_reload): Same.
3487 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3489 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3491 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3493 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3495 2008-02-26 Jason Merrill <jason@redhat.com>
3498 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3499 alone if it's the naming decl for the type's main variant.
3501 2008-02-26 Tom Tromey <tromey@redhat.com>
3503 * system.h (USE_MAPPED_LOCATION): Poison.
3504 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3505 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3506 (make_goto_expr_edges): Likewise.
3507 (remove_bb): Likewise.
3508 (execute_warn_function_return): Likewise.
3509 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3511 * c-common.c (fname_decl): Remove old location code.
3512 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3514 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3516 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3517 (gen_rtx_ASM_INPUT): Likewise.
3518 (gen_rtx_ASM_INPUT_loc): Likewise.
3519 (get_rtx_asm_OPERANDS): Remove.
3520 * cfglayout.c (insn_locators_alloc): Remove old location code.
3521 (set_curr_insn_source_location): Likewise.
3522 (curr_insn_locator): Likewise.
3523 * print-tree.c (print_node): Remove old location code.
3524 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3525 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3526 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3527 location_from_locus.
3528 (construct_exit_block): Remove old location code.
3529 * emit-rtl.c (force_next_line_note): Remove old location code.
3530 * profile.c (branch_prob): Remove old location code.
3531 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3532 LOC_LINE): Remove old-location variants.
3533 * langhooks.c (lhd_print_error_function): Remove old location
3535 * configure, config.in: Rebuilt.
3536 * configure.ac (--enable-mapped-location): Remove.
3537 * c-decl.c (c_init_decl_processing): Remove old location code.
3538 (finish_function): Likewise.
3539 * recog.c (decode_asm_operands): Remove old location code.
3540 * c-pch.c (c_common_read_pch): Remove old location code.
3541 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3543 * gimple-low.c (lower_function_body): Remove old location code.
3544 * toplev.c (unknown_location): Remove.
3545 (push_srcloc): Remove old-location variant.
3546 (process_options): Remove old location code.
3547 (lang_dependent_init): Likewise.
3548 * input.h (UNKNOWN_LOCATION): Move definition.
3549 (location_t): Undeprecate.
3550 (source_locus): Remove.
3551 (location_from_locus): Remove.
3552 (struct location_s): Remove.
3553 Remove all old-location code.
3554 (input_line, input_filename): Remove.
3555 * final.c (final_scan_insn): Remove old location code.
3556 * diagnostic.c (diagnostic_build_prefix): Remove
3557 USE_MAPPED_LOCATION test.
3558 * tree.h (gimple_stmt) <locus>: Now a location_t.
3559 (tree_exp) <locus>: Likewise.
3560 (DECL_IS_BUILTIN): Remove old-location variant.
3561 (annotate_with_file_line, annotate_with_locus): Likewise.
3562 (expr_locus, set_expr_locus): Update.
3563 * tree.c (build1_stat): Remove old location code.
3564 (last_annotated_node): Remove.
3565 (annotate_with_file_line): Remove old-location variant.
3566 (annotate_with_locus): Likewise.
3567 (expr_location): Remove old location code.
3568 (set_expr_location): Likewise.
3569 (expr_has_location): Likewise.
3570 (expr_locus): Likewise.
3571 (set_expr_locus): Likewise.
3572 (expr_filename): Don't use location_from_locus.
3573 (expr_lineno): Likewise.
3574 * rtl-error.c (location_for_asm): Remove old location code.
3575 * c-lex.c (cb_line_change): Remove old location code.
3576 (fe_file_change): Likewise.
3577 (cb_def_pragma): Likewise.
3578 (c_lex_with_flags): Likewise.
3579 * gengtype.c (do_typedef): Don't special-case location types.
3580 (define_location_structures): Remove.
3581 (main): Don't call define_location_structures.
3582 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3585 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3588 * builtins.def (BUILT_IN_STDARG_START): Remove.
3589 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3590 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3591 * tree-inline.c (inline_forbidden_p_1): Likewise.
3593 2008-02-26 Richard Guenther <rguenther@suse.de>
3595 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3596 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3597 (lookup_decl_from_uid): Declare.
3598 (remove_decl_from_map): Likewise.
3599 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3600 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3601 (decl_for_uid_map): New global hashtable mapping DECL_UID
3603 (init_ttree): Allocate it.
3604 (insert_decl_to_uid_decl_map): New helper function.
3605 (make_node_stat): Insert new decls into the map.
3606 (copy_node_stat): Likewise.
3607 (lookup_decl_from_uid): New function.
3608 (remove_decl_from_map): Likewise.
3609 (print_decl_for_uid_map_statistics): New helper.
3610 (dump_tree_statistics): Call it.
3612 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3613 (referenced_var_iterator): Adjust.
3614 (FOR_EACH_REFERENCED_VAR): Adjust.
3615 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3616 (num_referenced_vars): Adjust.
3617 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3618 (first_referenced_var): Remove.
3619 (end_referenced_vars_p): Likewise.
3620 (next_referenced_var): Likewise.
3621 (referenced_var_iterator_set): New helper function.
3622 * tree-dfa.c (referenced_var_lookup): Adjust.
3623 (referenced_var_check_and_insert): Likewise.
3624 (remove_referenced_var): Likewise.
3625 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3626 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3627 (verify_call_clobbering): Likewise.
3628 (verify_memory_partitions): Likewise.
3629 (init_tree_ssa): Allocate bitmap instead of hashtable for
3631 (delete_tree_ssa): Adjust.
3632 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3633 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3634 (compute_tag_properties): Likewise.
3635 (set_initial_properties): Likewise.
3636 (find_partition_for): Likewise.
3637 (update_reference_counts): Likewise.
3638 (dump_may_aliases_for): Likewise.
3639 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3640 (add_call_clobber_ops): Likewise.
3641 (add_call_read_ops): Likewise.
3642 (get_asm_expr_operands): Likewise.
3643 * tree-into-ssa.c (dump_decl_set): Likewise.
3644 (update_ssa): Likewise.
3645 * tree-sra.c (scan_function): Likewise.
3646 (decide_instantiations): Likewise.
3647 (scalarize_parms): Likewise.
3648 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3649 (dsa_named_for): Likewise.
3650 * tree-ssa-structalias.c (update_alias_info): Likewise.
3651 (merge_smts_into): Likewise.
3653 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3656 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3657 * c-opts.c (c_common_handle_option): Wall enables
3658 Wvolatile-register-var.
3659 * common.opt: Move Wvolatile-register-var to...
3662 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3664 * common.opt (Wlarger-than=): New.
3665 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3667 * opts.c (common_handle_option): Handle -Wlarger-than=.
3668 * optc-gen.awk: Likewise.
3669 * opth-gen.awk: Likewise.
3670 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3671 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3673 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3675 * c-common.c (match_case_to_enum_1): Add appropriate
3676 OPT_W* parameter to warning.
3677 (c_do_switch_warnings): Likewise.
3678 * c-typeck.c (warning_init): Add one more parameter following
3680 (push_init_level): Update call to warning_init.
3681 (pop_init_level): Likewise.
3682 (add_pending_init): Likewise.
3683 (output_init_element: Likewise.
3685 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3688 * toplev.c (toplev_main): If there are warnings or error, print
3689 errors for ignored options.
3690 * opts.c (ignored_options): New static variable.
3691 (postpone_unknown_option_error): New.
3692 (print_ignored_options): New.
3693 (handle_option): Postpone errors for unknown -Wno-* options.
3694 * opts.h (print_ignored_options): Declare.
3696 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3698 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3701 2008-02-25 Richard Guenther <rguenther@suse.de>
3704 2008-02-25 Richard Guenther <rguenther@suse.de>
3706 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3707 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3708 (lookup_decl_from_uid): Declare.
3709 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3710 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3711 (decl_for_uid_map): New global hashtable mapping DECL_UID
3713 (init_ttree): Allocate it.
3714 (insert_decl_to_uid_decl_map): New helper function.
3715 (make_node_stat): Insert new decls into the map.
3716 (copy_node_stat): Likewise.
3717 (lookup_decl_from_uid): New function.
3718 (print_decl_for_uid_map_statistics): New helper.
3719 (dump_tree_statistics): Call it.
3721 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3722 (referenced_var_iterator): Adjust.
3723 (FOR_EACH_REFERENCED_VAR): Adjust.
3724 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3725 (num_referenced_vars): Adjust.
3726 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3727 (first_referenced_var): Remove.
3728 (end_referenced_vars_p): Likewise.
3729 (next_referenced_var): Likewise.
3730 (referenced_var_iterator_set): New helper function.
3731 * tree-dfa.c (referenced_var_lookup): Adjust.
3732 (referenced_var_check_and_insert): Likewise.
3733 (remove_referenced_var): Likewise.
3734 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3735 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3736 (verify_call_clobbering): Likewise.
3737 (verify_memory_partitions): Likewise.
3738 (init_tree_ssa): Allocate bitmap instead of hashtable for
3740 (delete_tree_ssa): Adjust.
3741 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3742 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3743 (compute_tag_properties): Likewise.
3744 (set_initial_properties): Likewise.
3745 (find_partition_for): Likewise.
3746 (update_reference_counts): Likewise.
3747 (dump_may_aliases_for): Likewise.
3748 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3749 (add_call_clobber_ops): Likewise.
3750 (add_call_read_ops): Likewise.
3751 (get_asm_expr_operands): Likewise.
3752 * tree-into-ssa.c (dump_decl_set): Likewise.
3753 (update_ssa): Likewise.
3754 * tree-sra.c (scan_function): Likewise.
3755 (decide_instantiations): Likewise.
3756 (scalarize_parms): Likewise.
3757 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3758 (dsa_named_for): Likewise.
3759 * tree-ssa-structalias.c (update_alias_info): Likewise.
3760 (merge_smts_into): Likewise.
3762 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3765 * doc/invoke.texi (-fcx-limited-range): Document new option.
3766 * toplev.c (process_options): Handle -fcx-fortran-rules.
3767 * common.opt: Add documentation for -fcx-fortran-rules.
3769 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3772 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3773 actual behaviour and C99.
3775 2008-02-26 Ben Elliston <bje@au.ibm.com>
3777 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3778 (ASM_CPU_POWER6_SPEC): Likewise.
3779 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3780 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3781 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3783 2008-02-25 Richard Guenther <rguenther@suse.de>
3785 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3786 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3787 (lookup_decl_from_uid): Declare.
3788 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3789 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3790 (decl_for_uid_map): New global hashtable mapping DECL_UID
3792 (init_ttree): Allocate it.
3793 (insert_decl_to_uid_decl_map): New helper function.
3794 (make_node_stat): Insert new decls into the map.
3795 (copy_node_stat): Likewise.
3796 (lookup_decl_from_uid): New function.
3797 (print_decl_for_uid_map_statistics): New helper.
3798 (dump_tree_statistics): Call it.
3800 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3801 (referenced_var_iterator): Adjust.
3802 (FOR_EACH_REFERENCED_VAR): Adjust.
3803 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3804 (num_referenced_vars): Adjust.
3805 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3806 (first_referenced_var): Remove.
3807 (end_referenced_vars_p): Likewise.
3808 (next_referenced_var): Likewise.
3809 (referenced_var_iterator_set): New helper function.
3810 * tree-dfa.c (referenced_var_lookup): Adjust.
3811 (referenced_var_check_and_insert): Likewise.
3812 (remove_referenced_var): Likewise.
3813 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3814 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3815 (verify_call_clobbering): Likewise.
3816 (verify_memory_partitions): Likewise.
3817 (init_tree_ssa): Allocate bitmap instead of hashtable for
3819 (delete_tree_ssa): Adjust.
3820 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3821 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3822 (compute_tag_properties): Likewise.
3823 (set_initial_properties): Likewise.
3824 (find_partition_for): Likewise.
3825 (update_reference_counts): Likewise.
3826 (dump_may_aliases_for): Likewise.
3827 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3828 (add_call_clobber_ops): Likewise.
3829 (add_call_read_ops): Likewise.
3830 (get_asm_expr_operands): Likewise.
3831 * tree-into-ssa.c (dump_decl_set): Likewise.
3832 (update_ssa): Likewise.
3833 * tree-sra.c (scan_function): Likewise.
3834 (decide_instantiations): Likewise.
3835 (scalarize_parms): Likewise.
3836 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3837 (dsa_named_for): Likewise.
3838 * tree-ssa-structalias.c (update_alias_info): Likewise.
3839 (merge_smts_into): Likewise.
3841 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3844 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3845 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3846 * alias.h (nonoverlapping_memrefs_p): Likewise.
3848 2008-02-25 Jan Beulich <jbeulich@novell.com>
3850 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3851 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3852 __emultls_get_address, __emultls_register_common,
3853 __floatundi?f, and _Unwind_GetIPInfo.
3854 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3855 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3856 (gen_regparm_prefix): Likewise.
3857 (i386_nlm_encode_section_info): Sync with
3858 config/i386/winnt.c:i386_pe_encode_section_info().
3859 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3860 i386_nlm_mangle_decl_assembler_name): New.
3861 (netware_override_options): New.
3862 * config/i386/netware.h (netware_override_options): Declare.
3863 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3864 (i386_nlm_mangle_decl_assembler_name): Declare.
3865 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3867 2008-02-25 Ben Elliston <bje@au.ibm.com>
3870 * c-decl.c (grokdeclarator): Remove unused local variables
3871 `typedef_type' and `type_as_written'.
3873 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3874 unused local variable `has_hot_blocks'.
3875 (fix_crossing_conditional_branches): Remove unused local variable
3878 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3881 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3882 using DEF_C99_BUILTIN.
3883 (BUILT_IN_NANF): Ditto.
3884 (BUILT_IN_NANL): Ditto.
3886 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3887 Revital Eres <eres@il.ibm.com>
3889 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3890 regarding the order of two dependent insns in the same row.
3892 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3894 * stor-layout.c (layout_decl): Do not bump the alignment of a
3895 bit-field to more than byte alignment if it is packed.
3897 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3899 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3902 2008-02-24 Diego Novillo <dnovillo@google.com>
3904 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3907 * tree-vrp.c (vrp_evaluate_conditional): With
3908 -Wtype-limits, emit a warning when comparing against a
3909 constant outside the natural range of OP0's type.
3910 * c.opt (Wtype-limits): Move ...
3911 * common.opt (Wtype-limits): ... here.
3913 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3915 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3916 * config/rs6000/e300c2c3.md: New file.
3917 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3919 (rs6000_override_options): Add e300c2 and e300c3 cases to
3920 processor_target_table. Do not allow usage of Altivec or Spe
3921 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3922 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3923 * config/rs6000/rs6000.h (processor_type): Add
3924 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3925 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3926 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3927 and ppce300c3. Include e300c2c3.md.
3929 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3931 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3932 instead of TARGET_STRICT_ALIGN.
3934 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3936 * explow.c (memory_address): Assert that the generated address is
3939 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3942 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3943 * config/darwin-ppc-ldouble-patch.def: New file.
3944 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3945 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3946 SUBTARGET_INIT_BUILTINS if defined.
3947 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3950 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3953 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3954 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3956 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3959 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3960 file" warning condtional on -Winvalid-PCH.
3962 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3964 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3966 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3970 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3971 prevent reload from using MMX registers.
3972 (*mov<mode>_internal): Ditto.
3973 (*movv2sf_internal_rex64): Ditto.
3974 (*movv2sf_internal): Ditto.
3976 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3978 PR documentation/31569
3979 * doc/install.texi2html: Use makeinfo --no-number-sections.
3981 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3983 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3984 ensure that we can address an entire entity > 8 bytes. Don't
3985 generate reg+reg addressing for such data.
3987 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3989 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3990 strings when optimizing for size, unless the target cares about
3993 2008-02-22 Tom Tromey <tromey@redhat.com>
3995 * regclass.c (current_pass): Remove declaration.
3997 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3999 * config/avr/libgcc.S (__RAMPZ__): Define.
4000 (__do_copy_data): Add for devices with 128KB code memory.
4002 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4004 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4006 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4008 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4010 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4013 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4016 * c-typeck.c (build_binary_op): Warn about floating point
4017 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4019 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4022 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4023 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4025 (rs6000_override_options): Set altivec_abi as default, not override,
4026 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4027 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4028 is used; use new member spe_abi.
4029 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4030 spe_abi and altivec_abi.
4032 2008-02-22 Tomas Bily <tbily@suse.cz>
4034 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4036 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4039 * config.build (build_file_translate): Set to `CMD //c' only if
4041 * Makefile.in (build_file_translate): Improve comment.
4043 2008-02-21 Jan Hubicka <jh@suse.cz>
4045 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4046 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4047 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4049 2008-02-21 Michael Matz <matz@suse.de>
4052 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4054 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4056 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4057 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4059 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4060 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4061 SSE_VEC_FLOAT_MODE_P as insn constraint.
4062 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4063 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4064 sse4a_movntdf using MODEF mode iterator.
4065 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4066 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4067 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4068 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4069 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4070 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4071 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4073 2008-02-21 Richard Guenther <rguenther@suse.de>
4075 * tree.def (PAREN_EXPR): New tree code.
4076 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4078 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4079 * expr.c (expand_expr_real_1): Likewise.
4080 * tree-inline.c (estimate_num_insns_1): Likewise.
4081 * tree-complex.c (expand_complex_move): Likewise.
4082 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4085 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4088 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4090 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4093 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4095 * config/sh/sh.c (find_barrier): Don't go past
4096 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4098 2008-02-20 DJ Delorie <dj@redhat.com>
4100 * config/h8300/h8300.md (insv): Force source operand to be a register.
4102 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4103 as a jump, not as a plain insn.
4105 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4107 * doc/invoke.texi (Warning Options): Add new option
4108 -Wframe-larger-than=.
4109 (-Wframe-larger-than): Document.
4111 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4112 Add declarations for new option variables.
4114 * final.c (final_start_function): Check the frame size
4115 before emission and issue a Wframe-larger-than warning.
4117 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4118 Add definitions for new option variables.
4119 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4121 * common.opt (Wframe-larger-than=): New option.
4123 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4125 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4126 (<sse>_div<mode>3): Ditto.
4127 (<sse>_vmdiv<mode>3): Ditto.
4128 (<sse>_vmsqrt<mode>2): Ditto.
4129 (*smax<mode>3): Ditto.
4130 (sse5_frcz<mode>2): Ditto.
4131 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4134 2008-02-20 Richard Guenther <rguenther@suse.de>
4137 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4138 be happy with INTEGRAL_TYPE_P.
4140 2008-02-20 Richard Guenther <rguenther@suse.de>
4142 * fold-const.c (split_tree): Associate floatig-point expressions
4143 if flag_associative_math is set.
4145 2008-02-20 Richard Guenther <rguenther@suse.de>
4147 * tree.h (fold_real_zero_addition_p): Declare.
4148 * fold-const.c (fold_real_zero_addition_p): Export.
4149 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4150 floating-point operations with zero and one.
4152 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4154 * doc/install.texi: Correct references to CFLAGS, replacing them
4155 with BOOT_CFLAGS. Document flags used during bootstrap for
4158 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4160 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4161 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4162 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4164 (smin<mode>3): Ditto from similar patterns.
4165 (smax<mode>3): Ditto.
4166 (*ieee_smin<mode>3): Ditto.
4167 (*ieee_smax<mode>3): Ditto.
4168 * config/i386/sse.md (sse): New mode attribute.
4169 (mov<mode>): Macroize expander from movv4sf and movv2df using
4170 SSEMODEF2P mode iterator.
4171 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4172 SSE_VEC_FLOAT_MODE_P as insn constraint.
4173 (storent<mode>): Ditto.
4174 (storent<mode>): Macroize expander from storentsf and storentdf using
4175 MODEF mode iterator.
4176 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4177 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4178 (abs<mode>2): Ditto from similar patterns.
4179 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4180 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4181 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4182 (<sse>_vmsqrt<mode>2): Ditto.
4183 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4184 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4185 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4186 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4187 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4188 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4189 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4191 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4192 iterator and SSE_FLOAT_MODE_P as insn constraint.
4193 (<sse>_ucomi): Ditto from similar patterns.
4194 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4195 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4196 SSE_VEC_FLOAT_MODE_P as insn constraint.
4197 (vcond<mode>): Ditto from similar patterns.
4198 (and<mode>3, *and<mode>3): Ditto.
4199 (<sse>_nand<mode>3): Ditto.
4200 (ior<mode>3, *ior<mode>3): Ditto.
4201 (xor<mode>3, *xor<mode>3): Ditto.
4202 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4203 iterator and SSE_FLOAT_MODE_P as insn constraint.
4204 (*nand<mode>3): Ditto from similar patterns.
4205 (*ior<mode>3): Ditto.
4206 (*xor<mode>3): Ditto.
4208 2008-02-20 Ira Rosen <irar@il.ibm.com>
4210 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4211 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4212 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4214 2008-02-19 Jan Hubicka <jh@suse.cz>
4216 * predict.c (tree_bb_level_predictions): Remove variable next
4217 mistakely introduced by previous commit.
4219 2008-02-19 Jan Hubicka <jh@suse.cz>
4221 * predict.c (predict_paths_leading_to): Rewrite.
4222 (predict_paths_for_bb): New.
4223 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4225 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4228 * Makefile.in (build_file_translate): New.
4229 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4230 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4231 * configure.ac (build_file_translate): Substitute it.
4232 * configure: Regenerate.
4234 2008-02-19 Jan Hubicka <jh@suse.cz>
4236 PR rtl-optimization/34408
4237 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4240 2008-02-19 Jan Hubicka <jh@suse.cz>
4243 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4246 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4249 * config/i386/i386-modes.def: Revert the last DI alignment
4250 change until Ada people can look into it.
4252 2008-02-19 Nick Clifton <nickc@redhat.com>
4254 * opts.c (print_specific_help): Fix typo in --help text.
4256 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4259 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4260 32-bit inline asm without asm alternatives for host GCC < 3.0.
4262 2008-02-19 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/34989
4265 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4266 Allow propagation to INDIRECT_REF if we can simplify only.
4268 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4270 * c-common.c (warn_for_collisions_1): Use appropriate option when
4273 2008-02-19 Nick Clifton <nickc@redhat.com>
4276 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4277 (handle_options): Fix indentation.
4278 (print_filtered_help): If no language-specific options were
4279 displayed tell the user how to list all the options supported by
4280 the language's front-end.
4281 (print_specific_help): Fix indentation and remove duplicate line.
4282 (common_handle_option): Handle the -v option.
4283 For --help enable the display of undocumented options if the -v
4284 switch has been included on the command line.
4285 For --help= check for overlaps in the arguments between the option
4286 classes and the language names and issue a warning when they
4287 cannot be disambiguated.
4288 * c.opt (v): Pass on to the common option handler.
4290 2008-02-19 Revital Eres <eres@il.ibm.com>
4292 * modulo-sched.c (sms_schedule): Change dump message when
4293 create_ddg function fails.
4294 (try_scheduling_node_in_cycle): Rename row to cycle.
4295 (print_partial_schedule): Rename CYCLE to ROW.
4297 2008-02-19 Christian Bruel <christian.bruel@st.com>
4298 Zdenek Dvorak <ook@ucw.cz>
4300 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4302 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4305 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4306 (*x86_movdicc_0_m1_se): Ditto.
4308 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4310 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4311 (CMPtype): Define as __gcc_CMPtype.
4312 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4313 (CMPtype): Define as __gcc_CMPtype.
4315 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4317 Support valgrind 3.3 for --enable-checking=valgrind.
4318 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4320 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4321 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4322 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4323 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4324 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4325 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4326 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4328 * ggc-zone.c: Similar.
4329 * ggc-page.c: Similar.
4331 2008-02-19 Paul Brook <paul@codesourcery.com>
4334 * config/arm/ieee754-df.S: Fix do_it typo.
4335 * config/arm/ieee754-sf.S: Fix do_it typo.
4337 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4340 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4341 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4342 (OPTION_MASK_ISA_SSE_SET): Likewise.
4343 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4344 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4345 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4346 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4347 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4348 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4349 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4350 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4351 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4352 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4353 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4354 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4355 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4356 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4357 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4358 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4359 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4360 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4361 (OPTION_MASK_ISA_SSE4): Removed.
4362 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4363 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4364 (override_options): Don't turn on implied SSE/MMX bits in
4367 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4369 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4372 2008-02-18 Joey Ye <joey.ye@intel.com>
4375 * tree-nested.c (insert_field_into_struct): Set type alignment
4376 to field alignment if the former is less than the latter.
4378 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4380 * BASE-VER: Set to 4.4.0.
4382 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4384 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4385 * doc/cfg.texi: Likewise.
4386 * doc/extend.texi: Likewise.
4387 * doc/gty.texi: Likewise.
4388 * doc/invoke.texi: Likewise.
4389 * doc/loop.texi: Likewise.
4390 * doc/md.texi: Likewise.
4391 * doc/passes.texi: Likewise.
4392 * doc/rtl.texi: Likewise.
4393 * doc/sourcebuild.texi: Likewise.
4394 * doc/tm.texi: Likewise.
4395 * doc/tree-ssa.texi: Likewise.
4397 2008-02-17 Richard Guenther <rguenther@suse.de>
4400 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4401 without default definition.
4403 2008-02-17 Richard Guenther <rguenther@suse.de>
4405 PR tree-optimization/35231
4406 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4409 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4412 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4413 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4414 libgcc_cmp_return mode.
4416 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4419 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4421 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4423 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4426 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4428 * doc/c-tree.texi: Use `@.' where appropriate.
4429 * doc/extend.texi: Likewise.
4430 * doc/install.texi: Likewise.
4431 * doc/invoke.texi: Likewise.
4432 * doc/loop.texi: Likewise.
4433 * doc/makefile.texi: Likewise.
4434 * doc/md.texi: Likewise.
4435 * doc/passes.texi: Likewise.
4436 * doc/standards.texi: Likewise.
4437 * doc/tm.texi: Likewise.
4439 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4442 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4444 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4445 rather than in entry_bb.
4447 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4449 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4450 libgcc_cmp_return mode.
4452 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4455 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4456 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4458 2008-02-15 Richard Guenther <rguenther@suse.de>
4459 Zdenek Dvorak <ook@ucw.cz>
4461 PR tree-optimization/35164
4462 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4463 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4464 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4465 Only propagate addresses which do not have abnormal SSA_NAMEs
4468 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4471 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4473 2008-02-15 Jan Hubicka <jh@suse.cz>
4476 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4478 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4481 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4482 when calculating alignment_pad.
4484 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4486 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4487 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4488 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4489 and STACK_BOUNDARY define.
4491 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4493 PR preprocessor/35061
4494 * c-pragma.c (handle_pragma_pop_macro): Check that
4495 pushed_macro_table has been allocated.
4497 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4500 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4501 (force_gimple_operand): Likewise.
4502 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4503 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4504 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4505 (find_interesting_uses_address): Check addressability and alignment
4506 of the base expression only after substituting bases of IVs into it.
4508 2008-02-14 Michael Matz <matz@suse.de>
4511 * function.c (instantiate_virtual_regs_in_insn): Reload address
4512 before falling back to reloading the whole operand.
4514 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4516 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4517 before the first section switch note.
4519 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4521 * doc/bugreport.texi: Update copyright years.
4522 * doc/c-tree.texi: Likewise.
4523 * doc/cfg.texi: Likewise.
4524 * doc/cpp.texi: Likewise.
4525 * doc/cppinternals.texi: Likewise.
4526 * doc/fragments.texi: Likewise.
4527 * doc/frontends.texi: Likewise.
4528 * doc/gcc.texi: Likewise.
4529 * doc/gty.texi: Likewise.
4530 * doc/hostconfig.texi: Likewise.
4531 * doc/implement-c.texi: Likewise.
4532 * doc/libgcc.texi: Likewise.
4533 * doc/loop.texi: Likewise.
4534 * doc/makefile.texi: Likewise.
4535 * doc/options.texi: Likewise.
4536 * doc/passes.texi: Likewise.
4537 * doc/rtl.texi: Likewise.
4538 * doc/sourcebuild.texi: Likewise.
4539 * doc/standards.texi: Likewise.
4540 * doc/tree-ssa.texi: Likewise.
4541 * doc/trouble.texi: Likewise.
4543 * doc/extend.texi: Use @: or add comma where appropriate.
4544 * doc/invoke.texi: Likewise.
4545 * doc/tm.texi: Likewise.
4547 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4550 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4553 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4555 * doc/md.texi (clz, ctz): Add reference.
4556 * doc/rtl.texi (clz, ctz): Likewise.
4558 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4561 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4564 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4566 * config/s390/s390.c (struct constant_pool): New field
4567 emit_pool_after added.
4568 (s390_mainpool_start): Set the emit_pool_after flag according
4569 to the section switch notes.
4570 (s390_mainpool_finish): Consider emit_pool_after when emitting
4571 the literal pool at the end of the function.
4572 (s390_chunkify_start): Force literal pool splits at section
4575 2008-02-13 Michael Matz <matz@suse.de>
4578 * var-tracking.c (clobber_variable_part): Correctly traverse the
4581 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4584 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4585 Add -fdump-ipa-inline.
4586 * tree-dump.c (dump_files): Remove tree-inlined dump.
4587 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4589 2008-02-12 Richard Guenther <rguenther@suse.de>
4591 PR tree-optimization/35171
4592 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4595 2008-02-12 Richard Guenther <rguenther@suse.de>
4598 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4599 value-preserving mode. Disallow final truncation.
4601 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4604 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4605 code from here to...
4606 (force_gimple_operand): ...here.
4608 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4611 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4612 non-compatible pointers.
4613 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4614 different FIELD_DECLs, try harder by comparing field offsets, sizes
4618 * function.c (match_asm_constraints_1): Don't replace the same input
4621 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4623 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4624 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4625 (expand_epilogue): Restore RAMPZ register.
4626 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4628 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4630 * config/i386/cygwin.asm: (__alloca): Correct calling
4631 convention and alignment.
4632 (__chkstk): Force 8 byte stack alignment.
4634 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4635 Richard Guenther <rguenther@suse.de>
4637 PR tree-optimization/33992
4638 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4639 the zero we compare against.
4641 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4644 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4645 to CloseHandle after unlocking to prevent accumulation of handle
4648 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4651 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4652 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4653 and update LABEL_NUSES during and after reload.
4655 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4658 * combine.c (simplify_if_then_else): Make sure the comparison is
4659 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4661 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4664 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4665 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4666 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4667 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4668 * tree.h (get_type_static_bounds): Likewise.
4670 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4672 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4673 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4674 Make -Wfoo language annotations match what the compiler outputs.
4676 2008-02-08 Sa Liu <saliu@de.ibm.com>
4678 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4679 intrinsics spu_convts, spu_convtu, spu_convtf.
4680 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4682 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4684 * doc/extend.texi (Function Attributes) <noinline>: Mention
4685 asm ("") as method to keep calls.
4687 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4690 * doc/options.texi (Options): Replace references to opts.sh with
4692 * opts-common.c: Likewise.
4693 * optc-gen.awk: Likewise.
4695 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4697 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4699 2008-02-07 Richard Henderson <rth@redhat.com>
4702 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4703 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4706 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4708 PR tree-optimization/35085
4709 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4710 for operand entry oe2 in addition to operand entry oe3 in order to
4711 expose more opportunities for vectorizer sum reduction.
4713 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4716 * Makefile.in (LIBS): Remove $(GMPLIBS).
4717 (cc1-dummy, cc1): Add $(GMPLIBS).
4719 2008-02-06 Jan Hubicka <jh@suse.cz>
4722 * i386.md (moddf_integer): Do not produce partial memory stalls for
4723 targets where it hurts.
4725 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4728 * optabs.c (expand_float): Do not check for decimal modes when
4729 expanding unsigned integer through signed conversion.
4731 2008-02-06 Nick Clifton <nickc@redhat.com>
4733 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4734 inside the clobber with a match_operand and duplicated operand
4735 number in the constraint.
4736 (ineqbranchsi): Delete redundant comment.
4738 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4740 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4741 builtin_define ("__USE_INIT_FINI__").
4742 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4744 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4746 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4748 PR documentation/30330
4749 * doc/invoke.texi (C++ Dialect Options)
4750 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4751 For each warning option -Wfoo that allows -Wno-foo, ensure both
4752 -Wfoo and -Wno-foo are listed in the option index. Fix index
4753 entry of -Wswitch-default, index -Wnormalized= including the
4754 `=', and -Wlarger-than-@var{len} including @var{len}.
4756 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4758 * config/i386/i386.md (floatunssisf2): Use
4759 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4760 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4761 Macroize expander using MODEF mode iterator.
4763 2008-02-05 Diego Novillo <dnovillo@google.com>
4765 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4768 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4770 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4773 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4775 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4778 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4779 to indicate if a message should be generated.
4780 (init_cumulative_args): Updated.
4781 (function_value_32): Likewise.
4783 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4785 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4787 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4790 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4791 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4793 2008-02-04 Diego Novillo <dnovillo@google.com>
4795 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4798 * tree-vrp.c (vrp_evaluate_conditional): With
4799 -Wtype-limits, emit a warning when comparing against a
4800 constant outside the natural range of OP0's type.
4802 2008-02-04 Richard Guenther <rguenther@suse.de>
4805 * expr.c (count_type_elements): Give for unions instead of
4808 2008-02-04 Richard Guenther <rguenther@suse.de>
4811 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4812 to TYPE_DOMAINs base type instead of using bitsizetype here.
4814 2008-02-03 Jason Merrill <jason@redhat.com>
4816 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4818 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4821 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4822 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4823 (RS/6000 and PowerPC Options): Fix typos and markup.
4824 * doc/passes.texi (Tree-SSA passes): Likewise.
4826 2008-02-02 Michael Matz <matz@suse.de>
4829 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4830 from record_last_reg_set_info.
4831 (record_last_reg_set_info): Take an RTX argument, iterate over all
4832 constituent hardregs.
4833 (record_last_set_info, record_opr_changes): Change calls to
4834 new signature or to record_last_reg_set_info_regno.
4836 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4838 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4840 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4842 PR rtl-optimization/34773
4843 * reg-notes.def (EQUAL): Mention significance of combination of
4844 REG_EQUAL and REG_RETVAL.
4845 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4846 insn that has a REG_RETVAL.
4848 2008-02-01 Roger Sayle <roger@eyesopen.com>
4851 * configure.ac (--enable-fixed-point): Disable unless explicitly
4853 * configure: Regenerate.
4855 2008-02-01 Richard Guenther <rguenther@suse.de>
4858 * invoke.texi (-finline-limit): Remove no longer true parts
4859 of the documentation. Note that there is no default value.
4861 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4862 Mark Mitchell <mark@codesourcery.com>
4863 Ben Elliston <bje@au.ibm.com>
4866 * doc/extend.texi (Other Builtins): Document.
4868 2008-01-31 Tom Browder <tom.browder@gmail.com>
4870 * doc/c-tree.texi (Types): Fix grammar.
4871 (Expression trees): Ditto.
4872 * doc/passes.texi (Tree-SSA passes): Ditto.
4874 * doc/configterms.texi (Configure Terms): Fix typo.
4875 * doc/cpp.texi (Common Predefined Macros): Ditto.
4876 * doc/md.texi (Machine Constraints): Ditto.
4878 * doc/makefile.texi (Makefile): Add comma.
4880 2008-01-31 Tom Browder <tom.browder@gmail.com>
4881 Gerald Pfeifer <gerald@pfeifer.com>
4883 * doc/sourcebuild.texi (Front End): Remove references to CVS
4884 and CVSROOT/modules.
4885 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4886 (Back End): Remove reference to CVS.
4888 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4891 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4893 (mips16_gp_pseudo_reg): ...here.
4894 * config/mips/mips.md (load_const_gp): Replace with...
4895 (load_const_gp_<mode>): ...this :P-based insn.
4897 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4899 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4900 options. Minor fixes.
4901 (-std): Move reference to standards closer to where language
4902 standards are first mentioned.
4904 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4906 PR rtl-optimization/34995
4907 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4908 parameter and return a bool. If the rtx parameter is nonnull,
4909 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4910 (find_reloads): Update call accordingly. Pass the new operand
4911 if it needed no address reloads, otherwise pass null.
4913 2008-01-30 Richard Henderson <rth@redhat.com>
4916 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4917 for unbounded arrays.
4919 2008-01-30 Silvius Rus <rus@google.com>
4921 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4923 2008-01-30 Jan Hubicka <jh@suse.cz>
4926 * i386.c (init_cumulative_args): Use real function declaration when
4929 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4931 PR rtl-optimization/34998
4932 * global.c (build_insn_chain): Treat non-subreg_lowpart
4933 SUBREGs of pseudos as clobbering all the words covered by the
4934 SUBREG, not just all the bytes.
4935 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4936 original df_ref rather than an extract parameter.
4937 (global_conflicts): Update call accordingly.
4939 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4941 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4942 the overflow check to make it easier to read.
4943 (__fixtfdi): Change the type of the ll member in union
4944 long_double to UDItype_x.
4946 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4949 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4950 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4951 * tree-inline.c (fold_marked_statements): Call
4952 cgraph_update_edges_for_call_stmt if folding a call statement.
4953 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4954 debug_generic_stmt calls, reset it back afterwards.
4957 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4959 * c-typeck.c (build_external_ref): Don't pedwarn about
4960 static vars in current function's scope.
4962 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4964 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4966 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4969 * ipa-struct-reorg.c: Fix spelling.
4970 * params.def: Ditto.
4972 2008-01-29 Richard Guenther <rguenther@suse.de>
4975 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4977 * tree-inline.c (remap_type): Increment remapping_type_depth
4978 around remapping types.
4979 (copy_body_r): Only add referenced variables if they are referenced
4980 from code, not types.
4982 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4993 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4994 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4996 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4999 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5000 pointer for tiny stack.
5002 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5004 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5006 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5008 * config/vx-common.h: Fix typo in comment.
5010 2008-01-28 Ian Lance Taylor <iant@google.com>
5014 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5015 coalesce pointers if they have different DECL_NO_TBAA_P values.
5016 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5017 between variables with different DECL_NO_TBAA_P values.
5019 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5022 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5023 are not legitimate small data references on SPE targets.
5025 2008-01-28 David Daney <ddaney@avtrex.com>
5027 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5029 2008-01-28 David Daney <ddaney@avtrex.com>
5031 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5033 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5035 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5036 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5037 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5038 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5039 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5040 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5041 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5042 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5044 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5046 * basic-block.h (condjump_equiv_p): Fix comment.
5048 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5050 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5051 print_generic_stmt_indented): Fix comment.
5053 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5055 * configure.ac (__stack_chk_fail): Add detecion for availability
5056 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5057 * configure: Regenerate.
5059 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5062 * final.c (output_addr_const): Handle TRUNCATE.
5064 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5067 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5068 (zero_cost, infinite_cost): New constants.
5069 (struct cost_pair): Change type of cost to comp_cost.
5070 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5071 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5073 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5074 split_address_cost, ptr_difference_cost, difference_cost,
5075 get_computation_cost_at, get_computation_cost,
5076 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5077 determine_use_iv_cost_condition, determine_use_iv_costs,
5078 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5079 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5080 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5081 Change type of cost to comp_cost.
5082 (determine_iv_cost): Increase cost of non-original ivs, instead
5083 of decreasing the cost of original ones.
5084 (get_address_cost): Indicate the complexity of the addressing mode
5086 (try_add_cand_for): Prefer using ivs not specific to some object.
5087 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5089 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5090 Janis Johnson <janis187@us.ibm.com>
5093 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5094 (TARGET_INSTANTIATE_DECLS): Likewise.
5095 * target.h (expand_to_rtl_hook): New target hook.
5096 (instantiate_decls): Likewise.
5097 * function.c (instantiate_decl): Make non-static. Rename to...
5098 (instantiate_decl_rtl): ... this.
5099 (instantiate_expr): Use instantiate_decl_rtl.
5100 (instantiate_decls_1): Likewise.
5101 (instantiate_decls): Likewise.
5102 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5103 * function.h (instantiate_decl_rtl): Add prototype.
5104 * cfgexpand.c (target.h): New include.
5105 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5106 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5107 (TARGET_INSTANTIATE_DECLS): Likewise.
5108 (TARGET_INITIALIZER): New target hooks added.
5109 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5111 * config/rs6000/rs6000.c (tree-flow.h): New include.
5112 (machine_function): Add sdmode_stack_slot field.
5113 (rs6000_alloc_sdmode_stack_slot): New function.
5114 (rs6000_instantiate_decls): Likewise.
5115 (rs6000_secondary_memory_needed_rtx): Likewise.
5116 (rs6000_check_sdmode): Likewise.
5117 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5118 (TARGET_INSTANTIATE_DECLS): Likewise.
5119 (rs6000_hard_regno_mode_ok): Allow SDmode.
5120 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5121 (rs6000_emit_move): Handle SDmode.
5122 (function_arg_advance): Likewise.
5123 (function_arg): Likewise.
5124 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5125 SDmode var args for 32-bit compiles.
5126 (rs6000_secondary_reload_class): Handle SDmode.
5127 (rs6000_output_function_epilogue): Likewise.
5128 (rs6000_function_value): Simplify if statement.
5129 (rs6000_libcall_value): Likewise.
5130 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5131 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5132 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5133 (movsd_hardfloat): New define_insn.
5134 (movsd_softfloat): Likewise.
5135 (movsd_store): Likewise.
5136 (movsd_load): Likewise.
5137 (extendsddd2): Likewise.
5138 (extendsdtd2): Likewise.
5139 (truncddsd2): Likewise.
5140 (movdd_hardfloat64): Fixup comment.
5141 (UNSPEC_MOVSD_LOAD): New constant.
5142 (UNSPEC_MOVSD_STORE): Likewise.
5144 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5147 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5149 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5150 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5151 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5154 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5157 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5158 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5159 __LONGDOUBLE128 too.
5160 * config/rs6000/aix61.h: New file.
5162 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5164 PR rtl-optimization/34959
5165 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5166 popcount and parity rtxes the same mode as their operand.
5167 Truncate or extend the result to the return value's mode
5170 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5173 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5174 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5175 to GOT_VERSION_REGNUM.
5176 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5177 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5178 * config/mips/mips.c (mips_emit_call_insn): New function.
5179 (mips_call_tls_get_addr): Call mips_expand_call directly.
5180 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5182 (mips16_build_call_stub): Likewise. Return the call insn or null.
5183 (mips_expand_call): Update the call to mips16_build_call_stub
5184 accordingly and a remove redundant condition. Assert that MIPS16
5185 stubs do not use lazy binding. Use mips_emit_call_insn and return
5187 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5189 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5190 (mips_avoid_hazard): Remove hazard_set handling.
5191 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5192 (UNSPEC_RESTORE_GP): ...this.
5193 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5194 (FAKE_CALL_REGNO): Rename to...
5195 (GOT_VERSION_REGNUM): ...this.
5196 (type): Add "ghost" value. Add an associated insn reservation.
5197 (hazard_set): Remove.
5198 (exception_receiver): Rename to...
5199 (restore_gp): ...this and update the unspec identifier accordingly.
5200 (exception_receiver, nonlocal_got_receiver): New expanders.
5201 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5202 FAKE_CALL_REGNO. Remove hazard_set attribute.
5203 (set_got_version, update_got_version): New patterns.
5205 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5208 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5210 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5213 * doc/install.texi2html: Generate gcc-vers.texi.
5215 2008-01-25 DJ Delorie <dj@redhat.com>
5217 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5219 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5221 * config/c4x: Remove directory.
5222 * config.gcc (crx-*, mt-*): Mark obsolete.
5223 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5224 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5225 sh-*-rtemscoff*): Remove cases.
5226 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5227 * real.c (encode_c4x_single, decode_c4x_single,
5228 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5229 c4x_extended_format): Remove.
5230 * real.h (c4x_single_format, c4x_extended_format): Remove.
5231 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5233 (Pragmas): Remove comment about c4x pragmas.
5234 * doc/install.texi (c4x): Remove target-specific instructions.
5235 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5236 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5237 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5238 refer to C4x source files as examples.
5239 (C4X_FLOAT_FORMAT): Remove documentation.
5241 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5243 * config/bfin/bfin.c (override_options): Reorder tests so that
5244 flag_pic gets enabled for -msep-data.
5246 2008-01-25 Richard Guenther <rguenther@suse.de>
5249 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5250 to its bitfield precision if required.
5252 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5255 * tree-nested.c (walk_omp_for): New function.
5256 (convert_nonlocal_reference, convert_local_reference): Call
5257 walk_omp_for on OMP_FOR.
5258 (convert_call_expr): Call walk_body on OMP_FOR's
5259 OMP_FOR_PRE_INIT_BODY.
5261 2008-01-25 Richard Guenther <rguenther@suse.de>
5263 PR tree-optimization/34966
5264 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5265 default defs and PHI_NODEs we have to insert after the
5268 2008-01-24 Nick Clifton <nickc@redhat.com>
5270 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5271 Provide a default definition.
5272 (LIBGCC2_UNITS_PER_WORD): Likewise.
5274 * config/stormy16/stormy16.c: Include df.h for the prototype
5275 for df_regs_ever_live_p.
5276 (xstormy16_expand_builtin_va_start): Convert the stack offset
5277 into a component_ref and then use POINTER_PLUS_EXPR to add it
5278 to the incoming_virtual_args_rtx.
5279 (xstormy16_gimplify_va_arg_expr): Rename to
5280 xstormy16_gimplify_va_arg_expr.
5281 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5282 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5283 xstormy16_gimplify_va_arg_expr.
5284 Fix up some formatting issues.
5286 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5287 Move to predicates.md.
5288 (xs_hi_general_operand): Likewise.
5289 (xs_hi_nonmemory_operand): Likewise.
5290 * config/stormy16/predicates.md:
5291 (xstormy16_carry_plus_operand): New predicate.
5292 (xs_hi_general_operand): New predicate.
5293 (xs_hi_nonmemory_operand): New predicate.
5294 * config/stormy16/stormy16-protos.h:
5295 (xstormy16_carry_plus_operand): Delete prototype.
5296 (xs_hi_general_operand): Likewise.
5297 (xs_hi_nonmemory_operand): Likewise.
5299 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5300 modifiers as they are no longer needed and they can trigger
5301 reload spill failures.
5303 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5304 with a match_operand in order to help reload.
5306 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5307 constraint with 'e' for the 8th alternative as this version of
5308 the mov.w instruction only accepts the lower 8 registers.
5310 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5313 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5314 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5317 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5320 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5322 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5324 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5326 (remove_structure): Update allocations list before removing structure.
5328 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5330 * ipa-struct-reorg.c (is_safe_cond_expr,
5331 create_new_stmts_for_cond_expr): Use integer_zerop function,
5332 that recognize not only zero-pointer, but zero-integer too.
5334 2008-01-25 Ben Elliston <bje@au.ibm.com>
5337 * fixproto: Escape "." in sed expression that strips leading "./".
5339 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5342 * gcc.c (SWITCH_OK): Removed.
5343 (SWITCH_LIVE): Changed to bit.
5344 (SWITCH_FALSE): Likewise.
5345 (SWITCH_IGNORE): Likewise.
5346 (switchstr): Change live_cond to unsigned int.
5347 (process_command): Replace SWITCH_OK with 0.
5348 (do_self_spec): Likewise.
5349 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5350 (give_switch): Likewise.
5351 (used_arg): Likewise.
5352 (do_spec_1): Set the SWITCH_IGNORE bit.
5353 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5354 bits. Set the SWITCH_LIVE bit.
5356 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5358 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5360 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5362 PR tree-optimization/34472
5363 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5364 parameter to a "bool *" and set *DATA to false if there is
5365 an unsafe access. Do not delete the structure here.
5366 (check_cond_exprs): Delete it here instead.
5367 (check_cond_exprs, exclude_cold_structs): Do not increase
5368 I when removing a structure.
5370 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5373 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5374 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5376 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5379 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5380 a fixed vector for stack.
5382 2008-01-24 Ben Elliston <bje@au.ibm.com>
5385 * doc/gcc.texi (Software development): Add a direntry for g++.
5387 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5389 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5390 stale and straggling -fforce-addr comments above.
5392 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5394 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5395 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5397 2008-01-23 Michael Matz <matz@suse.de>
5400 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5403 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5405 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5408 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5410 * config/avr/avr.c (avr_current_arch): New variable.
5411 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5412 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5413 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5414 (avr_override_options): Init 'avr_current_arch'.
5415 (base_arch_s): Move from here...
5416 * config/avr/avr.h (base_arch_s): ... here. Add new members
5417 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5418 'mega' to 'have_jmp_call'.
5419 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5420 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5422 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5424 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5425 MULTILIB_MATCHES): (Ditto.).
5427 2008-01-23 Richard Guenther <rguenther@suse.de>
5430 * cgraphunit.c (cgraph_reset_node): Always mark the node
5431 not reachable if it is not queued already.
5433 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5435 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5436 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5437 (cputype_selected): New static variable.
5438 (bfin_handle_option): Set it if -mcpu is used.
5439 (override_option): Select default set of workarounds if no cpu type
5440 selected on the command line.
5441 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5443 From Michael Frysinger <michael.frysinger@analog.com>
5444 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5445 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5447 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5448 for bf547, bf523, bf524, and bf526.
5449 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5451 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5452 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5453 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5454 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5455 * doc/invoke.texi (Blackfin Options): Document that
5456 -mcpu now accept bf547, bf523, bf524, and bf526.
5458 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5460 PR rtl-optimization/34628
5461 * combine.c (try_combine): Stop and undo after the first combination
5462 if an autoincrement side-effect on the first insn has effectively
5465 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5468 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5469 Offset addresses are not valid for Altivec or paired float modes.
5471 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5474 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5475 if DECL_INITIAL (decl) is error_mark_node.
5478 * c-common.c (handle_vector_size_attribute): Only allow
5479 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5480 the same way as pointer, array etc. types.
5481 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5484 * tree.c (build_type_attribute_qual_variant): Call
5485 build_qualified_type if attributes are equal, but quals are not.
5487 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5490 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5491 * flags.h (warn_strict_aliasing): Remove.
5492 (warn_strict_overflow): Remove.
5493 * opts.c (warn_strict_aliasing): Remove.
5494 (warn_strict_overflow): Remove.
5495 * c-opts.c (c_common_handle_option): -Wall only sets
5496 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5497 (c_common_post_options): Give default values to -Wstrict-aliasing
5498 and -Wstrict-overflow if they are uninitialized.
5499 * common.opt (Wstrict-aliasing): Specify Var and Init.
5500 (Wstrict-overflow): Likewise.
5502 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5504 PR rtl-optimization/26854
5505 PR rtl-optimization/34400
5506 PR rtl-optimization/34884
5507 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5509 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5510 (df_rd_bb_info.expanded_lr_out): Deleted
5511 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5512 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5513 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5514 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5515 Removed code to allocate, initialize or free expanded_lr_out.
5516 (df_rd_bb_local_compute_process_def): Restructured to make more
5518 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5519 sets if the sets are being trimmed.
5521 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5524 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5525 (as_vers): Likewise.
5526 * configure: Regenerated.
5528 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5531 * tree-pass.h (pass_build_alias): New pass.
5532 * tree-ssa-alias.c (gate_build_alias): New.
5533 (pass_build_alias): New.
5534 * passes.c (init_optimization_passes): Add pass_build_alias after
5535 pass_create_structure_vars.
5537 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5539 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5540 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5541 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5542 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5543 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5544 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5545 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5546 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5547 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5548 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5549 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5550 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5551 * config/s390/s390.md (FP_ALL): New mode iterator.
5552 (_d): New mode attribute.
5553 ("*signbit<mode>2>"): Changed mode of first operand.
5554 ("isinf<mode>2"): Changed mode of first operand.
5555 ("*TDC_insn"): Adaptation for DFP modes.
5557 2008-01-22 Ben Elliston <bje@au.ibm.com>
5559 * tree.c (check_qualified_type): Improve function description.
5561 2008-01-21 Jason Merrill <jason@redhat.com>
5564 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5565 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5568 2008-01-21 DJ Delorie <dj@redhat.com>
5570 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5573 2008-01-21 Richard Guenther <rguenther@suse.de>
5576 * tree-cfg.c (verify_expr): Allow all invariant expressions
5577 instead of just constant class ones as reference argument.
5578 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5579 like any other constant.
5580 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5582 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5584 * regmove.c (fixup_match_1): Update call crossed frequencies.
5586 2008-01-21 Richard Guenther <rguenther@suse.de>
5589 * tree-inline.c (setup_one_parameter): Deal with mismatched
5590 types using a VIEW_CONVERT_EXPR.
5592 2008-01-21 Alon Dayan <alond@il.ibm.com>
5593 Olga Golovanevsky <olga@il.ibm.com>
5595 PR tree-optimization/34701
5596 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5597 when the structure size is not a power of 2.
5599 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5601 * doc/install.texi: Add doc for --enable-checking=df.
5603 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5605 PR rtl-optimization/34808
5606 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5608 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5610 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5613 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5615 PR rtl-optimization/26854
5616 PR rtl-optimization/34400
5617 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5619 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5620 (df_rd_bb_info.expanded_lr_out): New.
5621 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5622 * loop_iv.c (iv_analysis_loop_init): Ditto.
5623 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5624 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5625 Added code to allocate, initialize or free expanded_lr_out.
5626 (df_rd_bb_local_compute_process_def): Restructured to make
5627 more understandable.
5628 (df_rd_confluence_n): Add code to do nothing with fake edges and
5629 code to no apply invalidate_by_call sets if the sets are being trimmed.
5630 (df_lr_local_finalize): Renamed to df_lr_finalize.
5631 (df_live_local_finalize): Renamed to df_live_finalize.
5633 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5636 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5637 deciding whether to use reciprocal instructions.
5639 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5641 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5642 dwarf2out_note_section_used if cold_text_section is NULL.
5644 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5646 PR gcov-profile/34610
5647 * tree-cfg.c (make_edges): Mark both outgoing edges from
5648 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5649 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5650 from OMP_FOR and OMP_CONTINUE outgoing edges.
5652 * tree-profile.c (tree_profiling): Return early if
5653 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5655 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5656 from cfun to child_cfun.
5657 * function.h (struct function): Add after_tree_profile bit.
5659 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5661 * config/avr/avr.S (_exit): Disable interrupt.
5663 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5664 Steven Bosscher <stevenb.gcc@gmail.com>
5666 PR rtl-optimization/26854
5667 PR rtl-optimization/34400
5668 * df-problems.c (df_live_scratch): New scratch bitmap.
5669 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5670 (df_live_reset): Clear the proper bitmaps.
5671 (df_live_bb_local_compute): Only process the artificial defs once
5672 since the order is not important.
5673 (df_live_init): Init the df_live sets only with the variables
5674 found live by df_lr.
5675 (df_live_transfer_function): Use the df_lr sets to prune the
5676 df_live sets as they are being computed.
5677 (df_live_free): Free df_live_scratch.
5679 2008-01-18 Ian Lance Taylor <iant@google.com>
5681 * common.opt: Add fmerge-debug-strings.
5682 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5683 flag_merge_debug_strings rather than flag_merge_constants.
5684 * doc/invoke.texi (Option Summary): Mention
5685 -fmerge-debug-strings.
5686 (Debugging Options): Document -fmerge-debug-strings.
5688 2008-01-18 Ian Lance Taylor <iant@google.com>
5691 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5692 (struct tree_function_decl): Add new field operator_new_flag.
5693 * tree-inline.c (expand_call_inline): When inlining a call to
5694 operator new, force the return value to go into a variable, and
5695 set DECL_NO_TBAA_P on that variable.
5696 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5698 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5701 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5702 DWARF2_DEBUGGING_INFO.
5703 (dwarf2out_note_section_used): Ditto. Add prototype.
5704 (have_multiple_function_sections, text_section_used,
5705 cold_text_section_used, *cold_text_sections): Move declarations
5708 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5710 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5711 field and add signal_ra.
5712 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5713 assignments to frame state pc. Move end of stack check after
5714 MD_FALLBACK_FRAME_STATE_FOR.
5715 (uw_update_context_1): Use frame state signal_regs if set, instead
5716 of checking signal_frame flag.
5717 (uw_update_context): Use frame state signal_ra if set.
5718 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5719 * config/xtensa/linux-unwind.h: New file.
5721 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5723 * modulo-sched.c (get_sched_window): Fix comment typo.
5725 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5727 PR tree-optimization/34648
5728 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5730 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5732 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5733 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5735 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5737 PR rtl-optimization/34400
5738 * df-core.c (df_worklist_dataflow_overeager,
5739 df_worklist_dataflow_doublequeue): New functions.
5740 (df_worklist_dataflow): Two different worklist solvers.
5741 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5744 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5747 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5748 and ftree-parallelize-loops.
5750 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5752 PR rtl-optimization/34826
5753 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5755 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5757 * global.c (find_reg): Mark the eh regs as used if necessary.
5758 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5759 * ra.h (struct allocno): no_eh_reg field added. Changed
5760 no_stack_reg type to bitfield.
5762 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5764 * tree.c (substitute_in_expr): Add missing 'break'.
5766 2008-01-17 Richard Guenther <rguenther@suse.de>
5768 PR tree-optimization/34825
5769 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5770 x / x as division to handle.
5772 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5774 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5775 "-pthread" is specified.
5776 * pa-hpux11.h (LIB_SPEC): Likewise.
5778 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5779 Peter Bergner <bergner@vnet.ibm.com>
5781 PR rtl-optimization/33796
5782 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5784 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5786 PR libgfortran/34699
5787 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5789 * pa-hpux10.h (LINK_SPEC): Likewise.
5790 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5792 2008-01-16 Richard Guenther <rguenther@suse.de>
5795 * fold-const.c (fold_convert_const_int_from_int): Do not
5796 set overflow if that occured only because of a sign extension
5797 change when converting from/to a sizetype with the same
5798 precision and signedness.
5800 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5803 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5804 location address to the correct place. Update copyright year.
5806 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5808 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5809 no dependences in the dependence_relations vector.
5811 2008-01-16 Jan Hubicka <jh@suse.cz>
5813 PR rtl-optimization/31396
5814 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5815 * cfg.c (dump_reg_info): Print it.
5816 * regs.h (struct reg_info_t): add freq_calls_crossed.
5817 (REG_FREQ_CALLS_CROSSED): New macro.
5818 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5819 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5820 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5821 regmove_optimize): Update call crossed frequencies.
5822 * local-alloc.c (struct qty): Add freq_calls_crossed.
5823 (alloc_qty): Copute freq_calls_crossed.
5824 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5825 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5826 * ra.h (struct allocno): Add freq_calls_crossed.
5828 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5830 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5831 libgomp when compiling with ftree-parallelize-loops.
5832 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5834 2008-01-16 Richard Guenther <rguenther@suse.de>
5836 PR tree-optimization/34769
5837 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5838 * tree.c (int_cst_value): Instead make this function more
5839 permissive in what it accepts as valid input. Document this
5840 function always sign-extends the value.
5842 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5843 Richard Guenther <rguenther@suse.de>
5846 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5847 (gimple_fold_indirect_ref_rhs): ... this.
5848 (gimple_fold_indirect_ref): New function with foldings
5849 that preserve lvalueness.
5850 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5851 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5852 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5853 to fold an INDIRECT_REF, fall back to the old use of
5854 fold_indirect_ref_1.
5856 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5858 * tree-data-ref.c (subscript_dependence_tester_1): Call
5859 free_conflict_function.
5860 (compute_self_dependence): Same.
5862 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5865 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5866 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5868 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5869 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5870 for DWARF2_UNWIND_INFO targets.
5872 2008-01-16 Richard Guenther <rguenther@suse.de>
5875 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5876 type qualifiers for function types.
5878 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5880 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5881 loop_iterator li from previous commit.
5883 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5885 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5887 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5889 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5890 (parallelize_loops): Don't parallelize irreducible components.
5892 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5895 * c-opts (c_common_post_options): Do not enable CPP
5896 flag_pedantic_errors by default.
5898 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5900 PR rtl-optimization/31944
5901 * cse.c (remove_pseudo_from_table): New function.
5902 (merge_equiv_classes): Use above function to remove pseudo-registers.
5903 (invalidate): Likewise.
5905 2008-01-13 Richard Guenther <rguenther@suse.de>
5908 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5909 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5911 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5913 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5914 validate_change to unshare the source of the PC set.
5916 2008-01-12 Jan Hubicka <jh@suse.cz>
5919 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5920 references above array bounds. This might trigger bounds checks for
5923 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5925 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5926 new_replaceable_dependencies.
5928 2008-01-12 Doug Kwan <dougkwan@google.com>
5930 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5931 instead of OPT_Wreturn_type in warning due to ignored return type
5933 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5934 options included in -Wextra.
5935 * c.opt: New option -Wignored_qualifiers.
5936 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5937 -Wignore_qualifiers.
5938 (-Wignored-qualifiers): Document.
5939 (-Wreturn-type): Remove description of functionality now handled
5940 by -Wignored-qualifiers.
5942 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5945 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5946 NOP_EXPR if it is between integral types with the same precision.
5948 2008-01-12 Jan Hubicka <jh@suse.cz>
5951 * invoke.texi (max-inline-recursive-depth): Fix default value.
5953 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5955 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5958 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5960 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5962 2008-01-11 James E. Wilson <wilson@specifix.com>
5965 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5967 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5969 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5970 save/restore frame pointer register and don't use 'call-prologues'
5971 optimization in function with "OS_task" attribute.
5973 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5976 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5977 when copying to memory.
5979 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5981 PR rtl-optimization/30905
5982 * cfgcleanup.c: Include dce.h
5983 (crossjumps_occured): New global variable.
5984 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5985 If something changed, set crossjumps_occured to true.
5986 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5987 Don't add/remove fake edges to exit here...
5988 (cleanup_cfg): ...but do it here, when crossjumping.
5989 Run a fast DCE when successful crossjumps occured in the latest
5990 iteration of try_optimize_cfg.
5992 2008-01-11 Richard Guenther <rguenther@suse.de>
5994 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5995 (struct vn_unary_op_s): Likewise.
5996 (vn_reference_insert): Free old reference on hash collision.
5998 2008-01-10 Raksit Ashok <raksit@google.com>
6000 PR rtl-optimization/27971
6001 * combine.c (find_split_point): Split PLUS expressions which are
6002 inside a MEM rtx, and whose first operand is complex.
6004 2008-01-10 DJ Delorie <dj@redhat.com>
6006 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6007 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6008 (m32c_hard_regno_ok): Call the underlying function.
6010 2008-01-10 Richard Guenther <rguenther@suse.de>
6013 * tree-cfg.c (tree_merge_blocks): Do not go through the
6014 full-blown folding and stmt updating path if we just deal
6015 with virtual operands.
6016 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6017 test for abnormal SSA_NAMEs.
6019 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6022 * reload.c (push_reload): Add assertions. All constants from
6023 reg_equiv_constant should have been used for replacing the respective
6025 (find_reloads_address): Invoke find_reloads_address_part for
6026 constant taken from the reg_equiv_constant array.
6028 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6030 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6031 field (valnum) the first in the struct. Replace bools with
6034 2008-01-10 Richard Guenther <rguenther@suse.de>
6036 PR tree-optimization/34651
6037 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6038 types and ordering for masking and converting.
6040 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6042 PR tree-optimization/34017
6043 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6044 also for PHI_NODE expressions.
6046 2008-01-09 Jan Hubicka <jh@suse.cz>
6048 PR tree-optimization/34708
6049 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6050 based on number of case labels.
6051 (init_inline_once): Remove switch_cost.
6052 * tree-inline.h (eni_weights_d): Remove switch_cost.
6054 2008-01-09 Richard Guenther <rguenther@suse.de>
6055 Andrew Pinski <andrew_pinski@playstation.sony.com>
6058 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6059 temporary if an rvalue is ok or an lvalue is not required.
6061 2008-01-09 Richard Guenther <rguenther@suse.de>
6064 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6067 2008-01-09 Richard Guenther <rguenther@suse.de>
6070 * tree.c (host_integerp): Check for sizetype only if the
6071 type is an integer type.
6073 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6076 * opts.c (decode_options): Disable inlining of functions called
6077 once if not in unit-at-a-time mode.
6079 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6081 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6083 2008-01-08 Richard Guenther <rguenther@suse.de>
6086 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6087 out early if the result will be unused.
6089 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6094 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6095 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6098 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6100 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6101 for vectorization tuned.
6103 2008-01-08 Richard Guenther <rguenther@suse.de>
6105 PR tree-optimization/34683
6106 * tree-ssa-operands.c (operand_build_cmp): Export.
6107 * tree-ssa-operands.h (operand_build_cmp): Declare.
6108 * tree-vn.c (vuses_compare): Remove.
6109 (sort_vuses): Use operand_build_cmp.
6110 (sort_vuses_heap): Likewise.
6111 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6112 to re-use old VEC if available. Do not sort already sorted VUSEs.
6113 (vdefs_to_vec): Do not sort already sorted VDEFs.
6115 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6118 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6120 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6123 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6124 limitations of reciprocal sequences on x86 targets.
6126 2008-01-08 Richard Guenther <rguenther@suse.de>
6128 PR tree-optimization/34683
6129 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6131 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6134 * config/darwin.c (darwin_mergeable_string_section): Don't use
6135 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6137 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6140 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6141 negxf2. Macroize expander using X87MODEF mode iterator. Change
6142 predicates of op0 and op1 to register_operand.
6143 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6144 expander using X87MODEF mode iterator. Change predicates of
6145 op0 and op1 to register_operand.
6146 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6147 corresponding patterns and macroize using MODEF macro. Change
6148 predicates of op0 and op1 to register_operand and remove
6149 "m" constraint. Disparage "r" alternative with "!".
6150 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6151 macroize using X87MODEF macro. Change predicates of op0 and op1
6152 to register_operand and remove "m" constraint. Disparage "r"
6153 alternative with "!".
6154 (absneg splitter with memory operands): Remove.
6155 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6156 patterns and macroize using X87MODEF mode iterator.
6157 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6158 Change predicate of op1 to register_operand.
6159 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6160 for memory operands.
6162 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6164 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6166 2008-01-07 Richard Guenther <rguenther@suse.de>
6168 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6171 2008-01-07 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/34683
6174 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6175 VOPs of the needed size to save memory. Use VEC_quick_push
6176 to save compile-time.
6177 (vdefs_to_vec): Likewise.
6179 2008-01-07 Sa Liu <saliu@de.ibm.com>
6181 * config/spu/spu.md (divdf3): Genetate inline code for double
6182 division. The implementation doesn't handle INF or NAN, therefore it
6183 only applies when -ffinite-math-only is given.
6185 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6188 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6189 * doc/cpp.texi ([Common Predefined Macros]): Document.
6191 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6193 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6194 order to use commutative addition instead of subtraction.
6196 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6197 Mircea Namolaru <namolaru@il.ibm.com>
6198 Vladimir Yanovsky <yanov@il.ibm.com>
6199 Revital Eres <eres@il.ibm.com>
6201 PR tree-optimization/34263
6202 * tree-outof-ssa.c (process_single_block_loop_latch,
6203 contains_tree_r): New functions.
6204 (analyze_edges_for_bb): Call process_single_block_loop_latch
6205 function to empty single-basic-block latch block if possible.
6207 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6209 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6211 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6213 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6215 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6217 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6219 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6221 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6223 PR tree-optimization/34618
6224 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6227 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6230 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6231 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6232 Update copyright year.
6234 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6235 Update copyright year.
6236 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6239 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6241 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6242 edge does not point to current bb before changing need_assert.
6244 2008-01-04 Richard Guenther <rguenther@suse.de>
6247 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6248 for verifying purposes if they are is_gimple_min_invariant.
6250 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6252 PR tree-optimization/34448
6253 PR tree-optimization/34465
6254 * gimplify.c (gimplify_init_constructor): Add new parameter
6255 notify_temp_creation. Use it.
6256 (gimplify_modify_expr_rhs): Take volatiles into account when
6257 optimizing constructors.
6258 Do not optimize constructors if gimplify_init_constructor will dump to
6260 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6261 * gcc.c-torture/compile/pr34448.c: New.
6263 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6265 PR gcov-profile/34609
6266 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6267 return_slot if result is TREE_ADDRESSABLE.
6269 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6271 * config/mips/mips.md (sqrt_condition): Tweak comment.
6272 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6274 2008-01-03 Tom Tromey <tromey@redhat.com>
6277 * c-common.c (c_type_hash): Handle VLAs.
6279 2008-01-03 Jan Hubicka <jh@suse.cz>
6281 PR tree-optimization/31081
6282 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6283 0 when inlining and not inlining to first basic block.
6284 (remap_decl): When var is initialized to 0, don't set default_def.
6285 (expand_call_inline): Set entry_bb.
6286 * tree-inline.h (copy_body_data): Add entry_bb.
6288 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6291 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6294 PR tree-optimization/29484
6295 * tree-inline.c (inline_forbidden_p_2): New function.
6296 (inline_forbidden_p): Disallow inlining if some static var
6297 has an address of a local LABEL_DECL in its initializer.
6298 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6301 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6303 PR tree-optimization/34635
6304 * tree-data-ref.c (add_other_self_distances): Make sure that the
6305 evolution step is constant.
6307 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6310 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6312 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6314 * tree-sra.c (scalarize_init): Insert the generate_element_init
6315 statements after the generate_element_zero statements.
6317 2008-01-02 Richard Guenther <rguenther@suse.de>
6321 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6322 for very large number of operands instead of ICEing.
6324 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6327 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6328 while stack probing.
6330 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6332 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6335 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6338 * tree-mudflap.c (mx_register_decls): Guard warning by
6339 !DECL_ARTIFICIAL check.
6341 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6343 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6344 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6345 sse5_perm<mode>): Fix constraints.