1 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4 Instructions in comments with SSE3.
5 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
8 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
9 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
12 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17 (bdesc_sse_args): Renamed to ...
18 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
22 (bdesc_1arg): Moved to ...
24 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
25 Instructions in comments with SSE3.
26 (ix86_expand_sse_operands_builtin): Renamed to ...
27 (ix86_expand_args_builtin): This. Updated.
28 (ix86_expand_unop1_builtin): Update comments.
29 (ix86_expand_builtin): Updated.
31 2008-04-29 Richard Guenther <rguenther@suse.de>
33 PR tree-optimization/36078
34 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
35 Update virtual SSA form after cleaning up the CFG.
37 2008-04-29 Richard Guenther <rguenther@suse.de>
40 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
42 2008-04-29 Richard Guenther <rguenther@suse.de>
44 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
45 (compute_may_aliases): Do not call finalize_ref_all_pointers.
46 (compute_flow_insensitive_aliasing): Do not treat
47 PTR_IS_REF_ALL pointers special.
48 (get_smt_for): Likewise.
49 (may_alias_p): Re-structure.
50 (is_escape_site): A ref-all pointer conversion is not an escape site.
51 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
52 PTR_IS_REF_ALL pointers special.
53 * tree-ssa-structalias.h (struct alias_info): Remove
54 ref_all_symbol_mem_tag field.
55 (PTR_IS_REF_ALL): Remove.
57 2008-04-29 Richard Guenther <rguenther@suse.de>
60 * fold-const.c (extract_muldiv_1): In combining division constants
61 make sure to never overflow.
63 2008-04-29 Nick Clifton <nickc@redhat.com>
65 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
67 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
70 * optc-gen.awk: Work around HP-UX/IA awk bug.
72 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
74 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
77 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
81 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
82 Change operand 1 predicate to nonimmediate_operand.
84 2008-04-28 Jakub Jelinek <jakub@redhat.com>
87 * dwarf2out.c (struct die_struct): Mark as chain_circular through
89 * gengtype.c (walk_type, write_func_for_structure): Handle
91 * doc/gty.texi: Document chain_circular.
93 2008-04-28 Richard Guenther <rguenther@suse.de>
95 PR tree-optimization/36066
96 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
99 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.md
103 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
104 Use match_scratch instead of match_operand for operands 3 and 4.
106 2008-04-27 Richard Guenther <rguenther@suse.de>
108 PR tree-optimization/18754
109 PR tree-optimization/34223
110 * tree-pass.h (pass_complete_unrolli): Declare.
111 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
112 loop size before and after unconditionally of UL_NO_GROWTH in effect.
113 Rewrite loop into loop closed SSA form if it is not already.
114 (tree_unroll_loops_completely): Re-structure to iterate over
115 innermost loops with intermediate CFG cleanups.
116 Unroll outermost loops only if requested or the code does not grow
118 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
120 (tree_vectorize): Instead do so here.
121 (tree_complete_unroll): Also unroll outermost loops.
122 (tree_complete_unroll_inner): New function.
123 (gate_tree_complete_unroll_inner): Likewise.
124 (pass_complete_unrolli): New pass.
125 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
126 uses outside of the loop.
127 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
128 form if it is available.
129 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
130 * passes.c (init_optimization_passes): Schedule complete inner
131 loop unrolling pass before the first CCP pass after final inlining.
133 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
135 * targhooks.h (default_emutls_var_fields,
136 default_emutls_var_init): Declare.
137 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
138 * target.h (struct gcc_target): Add struct emutls member.
139 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
140 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
141 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
142 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
143 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
144 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
145 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
146 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
147 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
148 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
149 emit debug information.
150 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
151 * varasm.c: Include targhooks.h.
152 (emutls_object_section, emutls_tmpl_section): New.
153 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
154 (EMUTLS_SEPARATOR): New.
156 (get_emutls_object_name): New.
157 (default_emutls_var_fields): New, broken out of ...
158 (get_emutls_object_type): ... here. Adjust to use target hooks.
159 (get_emutls_init_templ_addr): Adjust to use target hooks.
160 (emutls_decl): Adjust to use target hooks.
161 (emutls_finish): Likewise.
162 (default_emutls_var_init): New, broken out of ...
163 (assemble_variable): ... here. Adjust to use target hooks.
164 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
166 * c-common.c (handle_section_attribute): Prevent overriding
167 sections for emulated tls with special sections.
168 * config/i386/i386.c (x86_64_elf_select_section): Add
169 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
170 (x86_64_elf_unique_section): Likewise.
171 * config/vxworks.c: Include tree.h.
172 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
173 (vxworks_override_options): Set TLS scheme.
174 * doc/tm.texi (Emulated TLS): New node.
176 2008-04-26 Simon Baldwin <simonb@google.com>
179 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
180 with propagated string constants.
182 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
185 constraint for operand 2 when operand 0 is memory operand.
186 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
187 operand 0 is memory operand.
188 (fix_trunc<mode>_i387_with_temp): Ditto.
189 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
190 operand 2 when operand 1 is memory operand.
191 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
192 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
193 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
194 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
195 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
196 operands 2,3 and 4 when operand 1 is memory operand.
197 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
199 (fistdi2_floor_with_temp): Ditto.
200 (fist<mode>2_floor_with_temp): Ditto.
201 (fistdi2_ceil_with_temp): Ditto.
202 (fist<mode>2_ceil_with_temp): Ditto.
203 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
205 2008-04-26 David Daney <ddaney@avtrex.com>
207 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
209 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
210 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
211 UNSPEC_UPDATE_GOT_VERSION): Renumber.
212 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
213 (compare_and_swap_12): New insn.
214 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
215 * config/mips/mips.c (mips_force_binary): New function.
216 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
217 (mips_expand_compare_and_swap_12): New function.
218 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
220 2008-04-25 Jan Hubicka <jh@suse.cz>
223 * cfgexpand.c (pass_expand): Turn into RTL pass.
224 * passes.c (execute_one_pass): Do pass typechecking after execution.
225 * tree-pass.h (pass_expand): Turn into RTL pass.
227 * function.h (struct rtl_data): Move here fields
228 accesses_prior_frames, calls_eh_return, saves_all_registers,
229 has_nonlocal_goto, has_asm_statement, is_thunk,
230 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
231 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
232 arg_pointer_save_area_init from struct function; turn into bool.
233 (struct function): Move
234 calls_eh_return, saves_all_registers, has_nonlocal_goto,
235 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
236 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
237 tail_call_emit, arg_pointer_save_area_init
238 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
239 (current_function_returns_struct, current_function_returns_pcc_struct,
240 current_function_calls_setjmp, current_function_calls_alloca,
241 current_function_accesses_prior_frames,
242 current_function_calls_eh_return, current_function_is_thunk,
243 current_function_stdarg, current_function_profile,
244 current_function_limit_stack, current_function_uses_pic_offset_table,
245 current_function_uses_const_pool, current_function_has_nonlocal_label,
246 current_function_saves_all_registers,
247 current_function_has_nonlocal_goto,
248 current_function_has_asm_statement): Remove accesor macros.
249 * ra-conflict.c (global_conflicts): Update.
250 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
251 (suitable_for_tail_call_opt_p): Update.
252 * builtins.c (expand_builtin_return_addr): Update.
253 (expand_builtin_setjmp_setup): Update.
254 (expand_builtin_nonlocal_goto): Update.
255 * final.c (final_start_function): Update.
256 (profile_function): Update.
257 (leaf_function_p): Update.
258 (only_leaf_regs_used): Update.
259 * df-scan.c (df_get_exit_block_use_set): Update.
260 * dojump.c (clear_pending_stack_adjust): Update.
261 * tree-stdarg.c (gate_optimize_stdarg): Update.
262 * gimple-low.c (lower_function_body): Update.
263 * global.c (compute_regsets): Update.
264 (global_alloc): Update.
265 * dwarf2out.c (dwarf2out_begin_prologue): Update.
266 * expr.c (expand_assignment): Update.
267 * dse.c (dse_step0): Update.
269 * c-decl.c (store_parm_decls): Update.
270 * local-alloc.c (combine_regs): Update.
271 (find_free_reg): Update.
272 * function.c (assign_parms_augmented_arg_list): Update.
273 (assign_parm_find_data_types): Update.
274 (assign_parms): Update.
275 (allocate_struct_function): Update.
276 (expand_function_start): Update.
277 (expand_function_end): Update.
278 (get_arg_pointer_save_area): Update.
279 (thread_prologue_and_epilogue_insns): Update.
280 (rest_of_match_asm_constraints): Update.
281 * stor-layout.c (variable_size): Update.
282 * gcse.c (gcse_main): Update.
283 (bypass_jumps): Update.
284 * gimplify.c (gimplify_function_tree): Update.
285 * calls.c (emit_call_1): Update.
286 (expand_call): Update.
287 * bt-load.c (compute_defs_uses_and_gen): Update.
288 * except.c (sjlj_assign_call_site_values): Update.
289 (sjlj_emit_function_enter): Update.
290 (can_throw_external): Update.
291 (set_nothrow_function_flags): Update.
292 (expand_builtin_unwind_init): Update.
293 (expand_eh_return): Update.
294 (convert_to_eh_region_ranges): Update.
295 (output_function_exception_table): Update.
296 * emit-rtl.c (gen_tmp_stack_mem): Update.
297 * cfgexpand.c (expand_used_vars): Update.
298 (tree_expand_cfg): Update.
299 * cfgcleanup.c (rest_of_handle_jump): Update.
300 * explow.c (allocate_dynamic_stack_space): Update.
301 * varasm.c (assemble_start_function): Update.
302 (force_const_mem): Update.
303 (mark_constant_pool): Update.
304 * tree-optimize.c (tree_rest_of_compilation): Update.
305 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
306 * tree-cfg.c (notice_special_calls): Update.
307 (is_ctrl_altering_stmt): Update.
308 (tree_can_make_abnormal_goto): Update.
309 (tree_purge_dead_abnormal_call_edges): Update.
310 * config/alpha/predicates.md: Update.
311 * config/alpha/alpha.c (alpha_sa_mask): Update.
312 (alpha_sa_size): Update.
313 (alpha_does_function_need_gp): Update.
314 (alpha_expand_prologue): Update.
315 (alpha_start_function): Update.
316 (alpha_output_function_end_prologue): Update.
317 (alpha_expand_epilogue): Update.
318 * config/frv/frv.c (frv_stack_info): Update.
319 (frv_expand_epilogue): Update.
320 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
321 (s390_register_info): Update.
322 (s390_frame_info): Update.
323 (s390_init_frame_layout): Update.
324 (s390_can_eliminate): Update.
326 * config/spu/spu.c (spu_split_immediate): Update.
327 (need_to_save_reg): Update.
328 (spu_expand_prologue): Update.
329 (spu_expand_epilogue): Update.
330 * config/sparc/sparc.md: Update.
331 * config/sparc/sparc.c (eligible_for_return_delay): Update.
332 (sparc_tls_got): Update.
333 (legitimize_pic_address): Update.
334 (sparc_emit_call_insn): Update.
335 (sparc_expand_prologue): Update.
336 (output_return): Update.
337 (print_operand): Update.
338 (sparc_function_ok_for_sibcall): Update.
339 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
340 * config/m32r/m32r.md: Update.
341 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
342 (m32r_compute_frame_size): Update.
343 (m32r_expand_prologue): Update.
344 (m32r_expand_epilogue): Update.
345 (m32r_legitimize_pic_address): Update.
346 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
347 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
348 * config/i386/i386.c (ix86_frame_pointer_required): Update.
350 (ix86_save_reg): Update.
351 (ix86_compute_frame_layout): Update.
352 (ix86_expand_prologue): Update.
353 (ix86_expand_epilogue): Update.
354 * config/sh/sh.c (output_stack_adjust): Update.
355 (calc_live_regs): Update.
356 (sh5_schedule_saves): Update.
357 (sh_expand_prologue): Update.
358 (sh_expand_epilogue): Update.
359 (sh_setup_incoming_varargs): Update.
360 (sh_allocate_initial_value): Update.
361 (sh_get_pr_initial_val): Update.
362 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
363 * config/sh/sh.md (label:): Update.
364 * config/avr/avr.c (out_movhi_mr_r): Update.
365 * config/crx/crx.h (enum): Update.
366 * config/xtensa/xtensa.h (along): Update.
367 * config/stormy16/stormy16.c Update.
368 (xstormy16_compute_stack_layout): Update.
369 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
370 (fr30_expand_prologue): Update.
371 * config/cris/cris.c (cris_conditional_register_usage): Update.
372 (cris_reg_saved_in_regsave_area): Update.
373 (cris_initial_frame_pointer_offset): Update.
374 (cris_simple_epilogue): Update.
375 (cris_expand_prologue): Update.
376 (cris_expand_epilogue): Update.
377 (cris_expand_pic_call_address): Update.
378 (cris_asm_output_symbol_ref): Update.
379 (cris_asm_output_label_ref): Update.
380 * config/cris/cris.md Update.
381 * config/iq2000/iq2000.c (compute_frame_size): Update.
382 (iq2000_expand_epilogue): Update.
383 * config/mt/mt.h (save_direction): Update.
384 * config/mn10300/mn10300.c (mn10300_function_value): Update.
385 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
386 (ia64_secondary_reload_class): Update.
387 * config/m68k/m68k.c (m68k_save_reg): Update.
388 (m68k_expand_prologue): Update.
389 (m68k_expand_epilogue): Update.
390 (legitimize_pic_address): Update.
391 * config/rs6000/rs6000.c (rs6000_got_register): Update.
392 (first_reg_to_save): Update.
393 (first_altivec_reg_to_save): Update.
394 (compute_vrsave_mask): Update.
395 (compute_save_world_info): Update.
396 (rs6000_stack_info): Update.
397 (spe_func_has_64bit_regs_p): Update.
398 (rs6000_ra_ever_killed): Update.
399 (rs6000_emit_eh_reg_restore): Update.
400 (rs6000_emit_allocate_stack): Update.
401 (rs6000_emit_prologue): Update.
402 (rs6000_emit_epilogue): Update.
403 (rs6000_output_function_epilogue): Update.
404 (output_profile_hook): Update.
405 (rs6000_elf_declare_function_name): Update.
406 * config/rs6000/rs6000.h (rs6000_args): Update.
407 * config/rs6000/rs6000.md: Update.
408 * config/mcore/mcore.c (mcore_expand_prolog): Update.
409 * config/arc/arc.c (arc_output_function_epilogue): Update.
410 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
411 * config/darwin.c (machopic_function_base_name): Update.
412 * config/score/score3.c (score3_compute_frame_size): Update.
415 (score3_epilogue): Update.
416 * config/score/score7.c (score7_compute_frame_size): Update.
417 (score7_prologue): Update.
418 (score7_epilogue): Update.
419 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
420 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
421 * config/arm/arm.c (use_return_insn): Update.
422 (require_pic_register): Update.
423 (arm_load_pic_register): Update.
424 (arm_compute_save_reg0_reg12_mask): Update.
425 (arm_compute_save_reg_mask): Update.
426 (thumb1_compute_save_reg_mask): Update.
427 (output_return_instruction): Update.
428 (arm_output_function_prologue): Update.
429 (arm_output_epilogue): Update.
430 (arm_get_frame_offsets): Update.
431 (arm_expand_prologue): Update.
432 (thumb_pushpop): Update.
433 (thumb_exit): Update.
434 (thumb1_expand_prologue): Update.
435 (thumb1_expand_epilogue): Update.
436 (arm_unwind_emit): Update.
437 (arm_output_fn_unwind): Update.
438 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
439 * config/arm/arm.md: Update.
440 * config/pa/pa.md: Update.
441 * config/pa/pa.c (legitimize_pic_address): Update.
442 (compute_frame_size): Update.
443 (hppa_expand_prologue): Update.
444 (hppa_expand_epilogue): Update.
445 (borx_reg_operand): Update.
446 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
447 (HARD_REGNO_RENAME_OK): Update.
448 * config/mips/mips.c (mips_global_pointer): Update.
449 (mips_save_reg_p): Update.
450 (mips_compute_frame_info): Update.
451 (mips_frame_pointer_required): Update.
452 (mips_expand_prologue): Update.
453 (mips_expand_epilogue): Update.
454 (mips_can_use_return_insn): Update.
455 (mips_reorg_process_insns): Update.
456 * config/v850/v850.c (compute_register_save_size): Update.
457 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
458 * config/mmix/mmix.c (along): Update.
459 (mmix_expand_epilogue): Update.
460 * config/bfin/bfin.c (legitimize_pic_address): Update.
461 (must_save_p): Update.
462 (stack_frame_needed_p): Update.
463 (add_to_reg): Update.
464 (bfin_expand_prologue): Update.
465 * stmt.c (expand_asm_operands): Update.
466 * reload1.c (reload): Update.
467 (init_elim_table): Update.
469 2008-04-25 Bob Wilson <bob.wilson@acm.org>
471 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
473 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
475 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
477 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
478 (mov<mode>): Removed.
479 (*movv4sf_internal): Likewise.
480 (*movv2df_internal): Likewise.
482 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
484 * config.gcc (crx-*-elf): Remove deprecation.
486 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
488 * config/i386/cygming-crtend.c (register_frame_ctor): Register
489 __gcc_deregister_frame with atexit.
490 (deregister_frame_dtor): Remove.
492 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
493 Nathan Sidwell <nathan@codesourcery.com>
495 * config/rs6000/rs6000.opt (mspe): Remove Var property.
497 * config/rs6000/rs6000.h (rs6000_spe): Declare.
498 (rs6000_isel): Likewise.
499 * config/rs6000/rs6000.c (rs6000_spe): New variable.
500 (rs6000_isel): New variable.
501 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
503 2008-04-24 Jakub Jelinek <jakub@redhat.com>
506 * c-common.c (handle_vector_size_attribute): Call
507 lang_hooks.types.reconstruct_complex_type instead of
508 reconstruct_complex_type.
509 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
510 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
511 * langhooks.h (struct lang_hooks_for_types): Add
512 reconstruct_complex_type hook.
513 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
514 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
516 2008-04-24 Richard Guenther <rguenther@suse.de>
518 * c-common.h (check_builtin_function_arguments): Declare.
519 * c-common.c (validate_nargs): New function.
520 (check_builtin_function_arguments): Likewise.
521 * c-typeck.c (build_function_call): Call
522 check_builtin_function_arguments.
523 * builtins.c (fold_builtin_classify): Remove error reporting code.
524 (fold_builtin_unordered_cmp): Likewise.
525 (fold_builtin_1): Likewise.
526 (fold_builtin_n): Likewise.
528 2008-04-24 Jakub Jelinek <jakub@redhat.com>
530 PR tree-optimization/36008
531 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
532 the original op1, rather than delta by step.
534 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
535 Sebastian Pop <sebastian.pop@amd.com>
537 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
538 eliminate_local_variables_stmt, eliminate_local_variables,
539 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
540 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
541 of code delimited by two edges in the CFG.
542 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
543 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
544 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
545 the case of parallelisation of reductions.
546 (expr_invariant_in_region_p): New.
548 * tree-flow.h (gather_blocks_in_sese_region): Declared.
549 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
551 2008-04-24 Ira Rosen <irar@il.ibm.com>
552 Richard Guenther <rguenther@suse.de>
554 PR tree-optimization/36034
555 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
556 incapable of dealing with loads with gaps.
558 2008-04-24 Rafael Espindola <espindola@google.com>
560 * tree-flow.h (vrp_evaluate_conditional): Change signature.
561 * tree-ssa-propagate.c (fold_predicate_in): Update call to
562 vrp_evaluate_conditional.
563 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
564 (vrp_evaluate_conditional): Split the cond argument.
565 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
566 (simplify_stmt_for_jump_threading): Update call to
567 vrp_evaluate_conditional.
569 2008-04-24 Ira Rosen <irar@il.ibm.com>
571 PR tree-optimization/35982
572 * tree-vect-analyze.c (vect_check_interleaving): Check that the
573 interleaved data-refs are of the same type.
575 2008-04-24 Danny Smith <dannysmith@users.net>
577 * c-format.c (check_format_info_main): Use strncmp rather than a
578 magic prefix to handle multichar length specs.
579 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
580 Don't prefix "I64" and "I32" with '\0'.
582 2008-04-24 Jakub Jelinek <jakub@redhat.com>
585 * config/i386/i386.c (init_cumulative_args): Don't pass anything
586 in registers for -m32 only if stdarg_p (fntype).
588 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
590 PR rtl-optimization/36006
591 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
592 temp to op0 in order to avoid invalid rtx sharing.
594 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
596 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
597 check TREE_INVARIANT.
598 * tree-gimple.c (is_gimple_address): New.
599 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
600 * tree-gimple.h (is_gimple_address): New.
601 * tree.h (decl_address_invariant_p): New.
602 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
603 (build_string): Likewise.
604 (decl_address_invariant_p): New, from is_gimple_invariant_address.
605 (tree_invariant_p_1): Likewise.
607 (tree_invariant_p): New.
608 (skip_simple_arithmetic): Use it.
609 (stabilize_reference_1): Use it.
610 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
612 (build1_stat): Drop code to compute TREE_INVARIANT.
613 (build2_stat): Drop code to compute TREE_INVARIANT.
614 (build3_stat): Drop code to compute TREE_INVARIANT.
615 (build4_stat): Drop code to compute TREE_INVARIANT.
616 (build5_stat): Drop code to compute TREE_INVARIANT.
617 (build7_stat): Drop code to compute TREE_INVARIANT.
618 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
619 * tree.h (struct tree_base): Remove invariant_flag.
620 (TREE_INVARIANT): Remove.
621 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
622 (fold_builtin_expect): Check TREE_CONSTANT.
623 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
624 * c-tree.h (c_expr_to_decl): Drop third parameter.
625 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
626 (build_c_cast): Don't set TREE_INVARIANT.
627 (pop_init_level): Don't set TREE_INVARIANT.
628 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
629 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
631 (gimplify_init_constructor): Don't set TREE_INVARIANT.
632 (gimplify_addr_expr): Adjust comment.
633 * tree-mudflap.c (mf_build_string):
634 * print-tree.c (print_node): Don't print TREE_INVARIANT.
635 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
636 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
637 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
638 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
639 * langhooks.h (struct lang_hooks): Drop third parameter from
642 2008-04-23 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/27799
645 PR tree-optimization/32921
646 PR tree-optimization/32624
647 * tree-ssa-structalias.c (merge_smts_into): Only merge the
648 SMTs aliases and the tag itself into the solution.
649 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
650 merge the points-to solution back into the SMT aliases.
651 (may_alias_p): Use alias_set_subset_of instead of
652 aliases_conflict_p. A pointer which points to
653 memory with alias set zero may access any variable.
655 2008-04-23 Richard Guenther <rguenther@suse.de>
657 * alias.c (alias_set_subset_of): Correctly handle asking
658 if zero is a subset of an alias set with zero child.
659 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
660 (compute_flow_insensitive_aliasing): Correctly walk all
661 pointers. Do not unnecessarily union sets.
663 2008-04-23 Richard Guenther <rguenther@suse.de>
666 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
668 2008-04-22 Tomas Bily <tbily@suse.cz>
670 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
672 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
674 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
675 * tree-ssa-structalias.c (get_constraint_for): Likewise.
676 * tree-inline.c (estimate_num_insns_1): Likewise.
677 * varasm.c (const_hash_1, compare_constant, copy_constant)
678 (compute_reloc_for_constant, output_addressed_constants): Likewise.
679 * emit-rtl.c (component_ref_for_mem_expr)
680 (set_mem_attributes_minus_bitpos): Likewise.
681 * expr.c (highest_pow2_factor, expand_expr_real_1, )
682 (is_aligning_offset): Likewise.
683 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
684 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
685 * dojump.c (do_jump): Likewise.
686 * builtins.c (get_pointer_alignment, get_memory_rtx)
687 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
688 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
690 2008-04-23 Jakub Jelinek <jakub@redhat.com>
692 PR rtl-optimization/36017
693 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
694 expanding the library call.
696 2008-04-22 Ian Lance Taylor <iant@google.com>
698 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
701 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
703 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
704 of LR/CTR moves for Power6.
706 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
709 * passes.c (init_optimization_passes): Remove
710 pass_fast_rtl_byte_dce.
712 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
715 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
716 builtin functions to generate faster code.
717 (_mm_cvtpu16_ps): Ditto.
718 (_mm_cvtpi32x2_ps): Ditto.
720 2008-04-22 Nick Clifton <nickc@redhat.com>
722 * common.opt (ftree-loop-distribution): Add Optimization
725 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
726 (frv_expand_builtin_va_start): Likewise.
728 * config/arm/arm.c (thumb_find_work_register): Fix location of
729 argument register count.
731 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
733 Support scheduling for ColdFire V1 and V3 microarchitecture.
734 Improve scheduling of multiplication instructions.
736 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
737 (mac): New instruction attribute.
738 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
739 (m68k_sched_mac): New variable.
740 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
741 Handle cfv1 and cfv3.
742 (max_insn_size): New static variable.
743 (struct _sched_ib): New type.
744 (sched_ib): New static variable.
745 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
746 to fields of 'struct _sched_ib sched_ib'. Update all uses.
747 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
749 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
750 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
751 new variables. Update.
752 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
753 Add modeling of cfv3 instruction buffer. Update.
754 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
755 * config/m68k/m68k.h (TUNE_CFV3): New macro.
756 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
757 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
758 a particular reservation applies to.
759 (type2): Reorganize attribute values. Rename alu to alu_reg,
760 alu_l to alu, move_l to omove. Join move to alu. Split mul
762 (cf_ib_*): Simplify description of instruction buffer.
763 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
764 (cf_mem): Split into cf_mem1 and cf_mem2.
765 (cf_v2_move_??): Rename to cfv12_alu_??.
766 (cf_v2_move_l_??): Rename to cfv12_omove_??.
767 (cf_v2_mul_??): Remove reservations.
768 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
769 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
770 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
772 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
773 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
774 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
775 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
776 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
777 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
778 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
779 expansions of the above reservations for instructions of sizes
782 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
784 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
786 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
788 * coverage.c: Include tree-pass.h.
789 (coverage_counter_alloc): Print da_file_name to the dump file.
791 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
793 * sbitmap.c (sbitmap_range_empty_p): New function.
794 * sbitmap.h (sbitmap_range_empty_p): New function.
795 * bitmap.h: Now includes obstack.h.
797 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
798 Kenneth Zadeck <zadeck@naturalbridge.com>
800 * dbgcnt.def (ra_byte_scan): Added.
801 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
802 when the last hit happens for a counter.
803 * timevar.def (TV_DF_BYTE_LR): New variable.
804 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
805 * passes.c (pass_fast_rtl_byte_dce): New pass.
806 * fwprop.c (update_df): Added mode to call df_ref_create.
807 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
808 DF_REF_EXTRACT_OFFSET.
809 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
810 DF_BYTE_LR_OUT, df_byte_lr): New macro.
812 (df_ref_extract): Added mode field.
813 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
814 DF_REF_EXTRACT_OFFSET.
815 (DF_REF_EXTRACT_MODE): New macro.
816 (df_byte_lr_bb_info): New structure.
817 (df_print_byte_regset, df_compute_accessed_bytes,
818 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
819 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
820 df_byte_lr_simulate_uses,
821 df_byte_lr_simulate_artificial_refs_at_top,
822 df_byte_lr_simulate_artificial_refs_at_end,
823 df_compute_accessed_bytes): New function.
824 (df_ref_create): Add parameter.
825 (df_byte_lr_get_bb_info): New inline function.
826 * df-scan.c (df_ref_record, df_uses_record,
827 df_ref_create_structure): Added mode parameter.
828 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
829 df_defs_record, df_uses_record, df_get_conditional_uses,
830 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
831 df_entry_block_defs_collect, df_exit_block_uses_collect):
832 Added mode parameter to calls to df_ref_record, df_uses_record,
833 df_ref_create_structure.
834 (df_ref_equal_p, df_ref_compare): Added test for modes.
835 (df_ref_create_structure): Added code to set mode. Renamed
836 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
837 DF_REF_EXTRACT_OFFSET.
838 * df-core.c (df_print_byte_regset): New function.
839 * df-byte-scan.c: New file.
840 * df-problems.c (df_rd_transfer_function): Removed unnecessary
841 calls to BITMAP_FREE.
842 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
843 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
844 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
845 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
846 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
847 df_byte_lr_local_compute, df_byte_lr_init,
848 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
849 df_byte_lr_transfer_function, df_byte_lr_free,
850 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
851 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
852 df_byte_lr_simulate_uses,
853 df_byte_lr_simulate_artificial_refs_at_top,
854 df_byte_lr_simulate_artificial_refs_at_end): New function.
855 * dce.c (byte_dce_process_block): New function.
856 (dce_process_block): au is now passed in rather than computed
857 locally. Changed loops that look at artificial defs to not look
858 for conditional or partial ones, because there never are any.
859 (fast_dce): Now is able to drive byte_dce_process_block or
860 dce_process_block depending on the kind of dce being done.
861 (rest_of_handle_fast_dce): Add parameter to fast_dce.
862 (rest_of_handle_fast_byte_dce): New function.
863 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
864 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
866 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
869 * gcc.h: Added fortran options that take arguments to
870 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
873 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
875 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
876 scalarization if on the LHS and not a full access.
878 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
880 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
882 2008-04-18 Rafael Espindola <espindola@google.com>
884 * tree-vrp.c (find_case_label_index): Fix the binary search.
885 (find_case_label_range): New.
886 (vrp_visit_switch_stmt): Use find_case_label_range.
887 (simplify_switch_using_ranges): Use find_case_label_range.
889 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
891 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
892 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
894 2008-04-18 Tom Tromey <tromey@redhat.com>
897 * doc/cpp.texi (Implementation-defined behavior): Mention
900 2008-04-18 Ian Lance Taylor <iant@google.com>
902 * fold-const.c (pointer_may_wrap_p): New static function.
903 (fold_comparison): Add another test for pointer overflow. Use
904 pointer_may_wrap_p to disable some false positives.
906 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
908 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
909 (fname_as_string): Match updated cpp_interpret_string prototype.
910 (fix_string_type): Support char16_t* and char32_t*.
911 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
912 derivative) nodes. Register as builtin if C++0x.
913 (c_parse_error): Support CPP_CHAR{16,32}.
914 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
915 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
916 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
917 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
918 CTI_CHAR32_ARRAY_TYPE>: New elements.
919 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
920 char32_type_node, signed_char32_type_node, char16_array_type_node,
921 char32_array_type_node): New defines.
922 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
923 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
924 (lex_string): Support CPP_STRING{16,32}, match updated
925 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
926 (lex_charconst): Support CPP_CHAR{16,32}.
927 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
928 and CPP_STRING{16,32}.
930 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
933 * aclocal.m4: Regenerate.
934 * configure: Regenerate.
936 2008-04-18 Jan Hubicka <jh@suse.cz>
938 * except.c (dw2_size_of_call_site_table,
939 sjlj_size_of_call_site_table): Use vector API for call_site_record.
941 * cgraphbuild.c (build_cgraph_edges): Update.
942 * tree-pass.h: Update comment.
943 * final.c (leaf_function_p): Update.
944 (leaf_renumber_regs): Update.
945 (rest_of_clean_state): Update.
946 * omp-low.c (expand_omp_parallel): Update.
947 * ipa-reference.c (analyze_function): Update.
948 * reorg.c (find_end_label): Update.
949 (optimize_skip): Update.
950 (fill_simple_delay_slots): Update.
951 (fill_simple_delay_slots): Update.
952 (make_return_insns): Update.
953 (dbr_schedule): Update.
954 * gimple-low.c (record_vars_into): Update.
955 * cfgbuild.c (make_edges): Update.
956 * function.c (assign_stack_local): Update.
957 (assign_parm_adjust_stack_rtl): Update.
958 (locate_and_pad_parm): Update.
959 (allocate_struct_function): Do not initialize stack_alignment_needed
960 and preferred_stack_boundary here.
961 (stack_protect_prologue): Update.
962 (stack_protect_epilogue): Update.
963 (expand_function_start): Initialize stack_alignment_needed,
964 preferred_stack_boundary and max_jumptable_ents.
965 (expand_function_end): Update.
966 (free_after_compilation): Do not NULLify epilogue_delay_list.
967 * function.h (struct rtl_data): Add stack_protect_guard,
968 stack_alignment_needed,
969 preferred_stack_boundary, epilogue_delay_list.
970 (struct function): Remove value_histograms, stack_alignment_needed,
971 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
973 unexpanded_var_list, stack_protect_guard.
974 (current_function_epilogue_delay_list): Remove.
975 * ipa-type-escape.c (analyze_function): Update.
976 * gimplify.c (pop_gimplify_context): Update comment.
977 * calls.c (expand_call): Update.
978 (emit_library_call_value_1): Update.
979 * except.c (set_nothrow_function_flags): Update.
980 * cfgexpand.c (get_decl_align_unit): Update.
981 (create_stack_guard): Update.
982 (estimated_stack_frame_size): Update.
983 (expand_used_vars): Update.
984 (tree_expand_cfg): Free histogram earliers, init expansion variables.
985 * explow.c (allocate_dynamic_stack_space): Update.
986 * tree-ssa-live.c (remove_unused_locals): Update.
987 * varasm.c (mark_constant_pool): Update.
988 * tree-inline.c (remap_decls): Update.
989 (initialize_cfun): Update.
990 (declare_return_variable): Update.
991 (inline_forbidden_p): Update.
992 (expand_call_inline): Update.
993 (declare_inline_vars): Update.
994 (tree_function_versioning): Update.
995 * tree-flow.h (value_histograms): New.
996 (VALUE_HISTOGRAMS): New macro.
997 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
999 * tree-cfg.c (set_bb_for_stmt): Update.
1000 (replace_by_duplicate_decl): Update.
1001 (move_block_to_fn): Update.
1002 (new_label_mapper): Update.
1003 (dump_function_to_file): Update.
1004 * ipa-struct-reorg.c (build_data_structure): Update.
1005 * cfgrtl.c (print_rtl_with_bb): Update.
1006 * reload1.c (reload): Update.
1008 * config/i386/i386.c (setup_incoming_varargs_64,
1009 ix86_compute_frame_layout): Update.
1010 * config/arc/arc.c (arc_output_function_epilogue): Update.
1012 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1014 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1015 for FreeBSD as well.
1016 * gthr-posix95.h: Likewise.
1018 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1020 PR rtl-optimization/35838
1021 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1022 out the byte offset of the first subreg.
1024 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1027 to split_ti instead of three separate calls with single member arrays.
1028 (subti3 splitter): Ditto.
1029 (adddi3 splitter): Ditto with split_di.
1030 (subdi3 splitter): Ditto.
1031 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1032 two separate calls with single member arrays. Swap match_dup
1033 operands 1 and 2 to better fit into the array.
1034 (negdi2 splitter): Ditto with split_di.
1035 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1036 two separate calls with single member arrays. Swap match_dup operands
1037 6 and 7 to better fit into the array.
1039 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1041 * config/i386/i386.c (sse_builtin_type): New.
1042 (bdesc_sse_args): Likewise.
1043 (bdesc_sse_3arg): Removed.
1044 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1045 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1046 IX86_BUILTIN_ROUNDPS.
1047 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1048 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1049 IX86_BUILTIN_ROUNDPS.
1050 (ix86_expand_sse_4_operands_builtin): Removed.
1051 (ix86_expand_sse_operands_builtin): New.
1052 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1053 and CODE_FOR_sse4_1_roundps.
1054 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1055 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1057 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1060 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1061 regs before frame pop when needed. If use_backchain_to_restore_sp
1062 then load backchain into a temp reg to restore vr and vrsave. Add
1063 code to restore vr after frame pop if possible.
1065 2008-04-17 Richard Guenther <rguenther@suse.de>
1067 * tree-vn.c (expressions_equal_p): Do not check type
1068 equality or compatibility before calling operand_equal_p.
1069 * fold-const.c (operand_equal_p): Check equivalence of
1070 integer constants before bailing out due to signedness or
1071 precision differences.
1072 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1073 spurious differences in type qualification. Ignore types
1074 for COMPONENT_REFs at all.
1076 2008-04-17 Christian Bruel <christian.bruel@st.com>
1078 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1079 msw_skip comparison.
1081 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1084 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1087 PR tree-optimization/35899
1088 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1089 rather than TREE_OPERAND.
1091 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1094 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1095 temporary registers. Change operand predicate to general_operand.
1096 (remainderxf3): Ditto.
1098 2008-04-16 Richard Guenther <rguenther@suse.de>
1100 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1101 * tree-affine.c (aff_combination_expand): Look through some
1104 2008-04-15 Doug Kwan <dougkwan@google.com>
1106 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1108 * tree-pretty-print.c (dump_generic_node): Ditto.
1109 * final.c (output_addr_const): Ditto.
1110 * dwarf2out.c (output_cfi): Ditto.
1111 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1112 * print-rtl.c (print_rtx): Ditto.
1113 * print-tree.c (print_node_brief, print_node): Ditto.
1114 * c-common.c (match_case_to_enum_1): Ditto.
1115 * sched-vis.c (print_value): Ditto.
1116 * config/i386/i386.c (print_operand): Cast to long unsigned int
1119 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1120 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1121 MS Windows VirtualProtect function.
1123 2008-04-15 Jan Hubicka <jh@suse.cz>
1125 * gengtype.c (write_root): Param_is argument is OK.
1126 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1127 * function.h: Include varray.h
1128 (rtl_eh): New stucture based on except.c one.
1129 (call_site_record): New forward declaration and vector type.
1130 * calls.c (emit_call_1): Do not call
1131 note_current_region_may_contain_throw.
1132 * except.c (eh_status): Remove cur_region, try_region since they are
1134 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1135 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1136 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1137 Remove call_site_data_used, call_site_data_size.
1138 Turn call_site_record into vector in function.h.
1139 (note_current_region_may_contain_throw): Remove.
1140 (get_exception_pointer, get_exception_filter): Do not take struct
1141 function argument; update.
1142 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1143 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1144 build_post_landing_pads, dw2_build_landing_pads,
1145 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1146 sjlj_emit_function_enter, sjlj_emit_function_enter,
1147 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1148 sjlj_build_landing_pads, finish_eh_generation,
1149 remove_exception_handler_label, remove_eh_handler,
1150 maybe_remove_eh_handler, add_reachable_handler,
1151 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1152 add_action_record, collect_one_action_chain, add_call_site,
1153 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1154 sjlj_output_call_site_table, output_function_exception_table,
1155 * except.h (note_current_region_may_contain_throw): Remove
1156 (get_exception_pointer, get_exception_filter): Do not take struct
1158 * Makefile.in (GTFILES): Put varargs before struct function.
1160 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1162 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1163 punt for STRING_CST.
1164 (get_constraint_for): Deal with STRING_CST here instead.
1166 2008-04-15 Richard Guenther <rguenther@suse.de>
1168 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1169 statements in a basic-block with a backward walk. Do not
1170 substitute into dead statements but instead remove those.
1172 2008-04-15 Richard Guenther <rguenther@suse.de>
1174 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1175 to zero, thus disable creation of SFTs.
1177 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1179 * tree-predcom.c (suitable_reference_p): Return false if the
1180 reference can throw.
1182 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1185 * c-decl.c (finish_decl): If extern or static var has variable
1186 size, set TREE_TYPE (decl) to error_mark_node.
1188 2008-04-15 Rafael Espindola <espindola@google.com>
1190 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1193 2008-04-15 Richard Guenther <rguenther@suse.de>
1195 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1196 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1197 (visit_reference_op_load): Do walk vuse-vdef chains on
1198 vn_reference_lookup.
1199 (visit_reference_op_store): But do not here.
1200 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1201 vn_reference_lookup.
1202 (vn_lookup_with_vuses): But do so here.
1204 2008-04-14 Ian Lance Taylor <iant@google.com>
1206 * fold-const.c (fold_overflow_warning): Remove assertion.
1208 2008-04-15 Ben Elliston <bje@au.ibm.com>
1210 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1211 temp1 local variables.
1213 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1216 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1217 ".text.unlikely" section as executable.
1219 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1221 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1222 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1223 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1224 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1225 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1226 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1227 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1229 2008-04-14 Ian Lance Taylor <iant@google.com>
1231 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1232 * fold-const.c (fold_comparison): If appropriate, test
1233 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1234 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1235 reassociating a pointer type.
1236 * doc/invoke.texi (Optimize Options): Document that
1237 -fstrict-overflow applies to pointer wraparound.
1239 2008-04-13 Jan Hubicka <jh@suse.cz>
1241 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1243 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1245 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1246 we are going to "save the world".
1248 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1250 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1251 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1252 operand 0 constraint, not "=".
1254 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1256 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1258 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1260 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1261 of size of positions_needed * CHAR_BIT.
1263 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1266 * dse.c (store_info): Change positions_needed to unsigned
1268 (lowpart_bitmask): New.
1269 (record_store): Cast to unsigned HOST_WIDE_INT for
1270 positions_needed. Assert width <= size of positions_needed *
1271 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1272 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1273 lowpart_bitmask to set mask.
1275 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1277 * config/bfin/constraints.md: New file.
1278 * config/bfin/bfin.md: Include it.
1279 (adddi3): Use satisfies_constraint functions instead of the old macros.
1280 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1281 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1282 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1283 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1284 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1285 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1286 EXTRA_CONSTRAINT): Delete.
1287 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1288 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1290 * config/bfin/bfin.c: Include "tm-constrs.h".
1291 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1292 Use satisfies_constraint functions instead of the old macros.
1293 * doc/md.texi (Blackfin Constraints): Update file name reference.
1295 2008-04-11 Richard Guenther <rguenther@suse.de>
1297 PR tree-optimization/35869
1298 * tree-vrp.c (execute_vrp): Move switch statement update after
1299 jump threading. Schedule another cfg cleanup run.
1301 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1304 * attribs.c (decl_attributes): Return early on errorneous node.
1306 2008-04-10 Oleg Ryjkov <olegr@google.com>
1308 * tree.h (struct tree_base): Added a new flag default_def_flag.
1309 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1311 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1313 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1315 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1318 * pa.md: Define mode iterator P. Define mode attribute dwc.
1319 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1320 (icacheflush): Likewise.
1321 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1322 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1324 2008-04-11 Ben Elliston <bje@au.ibm.com>
1326 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1328 2008-04-10 Rafael Espindola <espindola@google.com>
1330 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1331 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1332 (extract_range_from_expr): The same.
1334 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1336 * config/mips/mips.md (GPR2): New mode iterator.
1338 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1339 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1340 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1341 Rewrite these to take two modes, the mode of comparison and the
1342 mode of the destination.
1343 * config/mips/mips.c (mips_expand_scc): Instead of having
1344 paradoxical subreg as destination, expand "narrowing" scc if mode
1345 of comparison is SI and target is requested in DI mode.
1346 (mips_emit_int_order_test): Update comment. Make mode of
1347 comparison match CMP0 rather than TARGET. When creating inverse
1348 target use mode of TARGET.
1350 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1352 * gcov-dump.c (tag_summary): Only print summaries for the first
1353 GCOV_COUNTERS_SUMMABLE counters.
1355 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.md (absneg): New code iterator.
1358 (absnegprefix): New code attribute.
1359 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1360 patterns using absneg code iterator.
1361 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1362 using absneg code iterator.
1363 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1364 *neg<mode>2 patterns using absneg code iterator.
1365 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1366 *negextendsfdf2 patterns using absneg code iterator.
1367 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1368 *negextendsfxf2 patterns using absneg code iterator.
1369 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1370 *negextendsfdf2 patterns using absneg code iterator.
1371 * config/i386/sse.md (<code><mode>2): Macroize expander from
1372 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1374 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1376 * config/s390/s390.h: Remove the remains of the recent search
1377 & replace action of current_function_outgoing_args_size.
1379 2008-04-10 Ira Rosen <irar@il.ibm.com>
1381 PR tree-optimization/35821
1382 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1383 NEW_STMT_LIST is not NULL.
1385 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1388 * toplev.c (process_options): Remove -ffunction-sections debugging
1391 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1393 PR middle-end/PR28690
1394 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1395 than gen_rtx_fmt_ee to perform more canonicalizations.
1397 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1400 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1402 2008-04-09 Richard Guenther <rguenther@suse.de>
1404 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1405 (dump_function_to_file): Dump function arguments with types.
1407 2008-04-08 Richard Guenther <rguenther@suse.de>
1409 * fold-const.c (fold_widened_comparison): Do not allow
1410 sign-changes that change the result.
1412 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1415 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1416 kinds of indirect references.
1418 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1420 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1421 GNU Fortran language string.
1423 2008-04-08 Rafael Espindola <espindola@google.com>
1425 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1426 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1427 * tree.h (tree_call_nonnegative_warnv_p): New.
1429 2008-04-08 Jan Hubicka <jh@suse.cz>
1431 * function.c (free_after_compilation): Clear out regno_reg_rtx
1434 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1437 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1439 PR middle-end/PR28690
1440 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1441 same precedence as REG_POINTER and MEM_POINTER operands.
1443 2008-04-08 Richard Guenther <rguenther@suse.de>
1446 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1447 for adding index to base.
1449 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1451 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1452 (MINGW_ENABLE_EXECUTE_STACK): New.
1453 (IN_LIBGCC2): For libgcc include windows.h file for
1454 function declarations.
1456 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1458 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1459 and tem2 if tem1 is not a REG or MULT.
1461 2008-04-08 Jan Hubicka <jh@suse.cz>
1463 * function.h (incomming_args): Break out of struct function.
1464 (function_subsections): Break out of struct function.
1465 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1466 return_rtx and hard_reg_initial_vals from struct function.
1467 Kill inl_max_label_num.
1468 (current_function_pops_args, current_function_args_info,
1469 current_function_args_size, current_function_args_size,
1470 current_function_pretend_args_size,
1471 current_function_outgoing_args_size,
1472 current_function_internal_arg_pointer, current_function_return_rtx):
1473 Kill compatibility accestor macros.
1474 * builtins.c (expand_builtin_apply_args_1): Update.
1475 (expand_builtin_next_arg): Update.
1476 * df-scan.c (df_get_call_refs): Update.
1477 * dbxout.c (dbxout_function_end): Update.
1478 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1479 (output_line_info): Update.
1480 (secname_for_decl): Update.
1481 (dwarf2out_var_location): Update.
1482 * function.c (free_after_compilation): Update.
1483 (assign_parm_find_stack_rtl): Update.
1484 (assign_parms): Update.
1485 (expand_dummy_function_end): Update.
1486 (expand_function_end): Update.
1487 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1488 (expand_call): Update.
1489 (emit_library_call_value_1): Update.
1490 (store_one_arg): Update.
1491 * varasm.c (initialize_cold_section_name): Update.
1492 (unlikely_text_section): Update.
1493 (unlikely_text_section_p): Update.
1494 (assemble_start_function): Update.
1495 (assemble_end_function): Update.
1496 (default_section_type_flags): Update.
1497 (switch_to_section): Update.
1498 * integrate.c (set_decl_abstract_flags): Update.
1499 (get_hard_reg_initial_val): Update.
1500 (has_hard_reg_initial_val): Update.
1501 (allocate_initial_values): Update.
1502 * resource.c (init_resource_info): Update.
1503 * config/alpha/alpha.c (NUM_ARGS): Update.
1504 (direct_return): Update.
1505 (alpha_va_start): Update.
1506 (alpha_sa_size): Update.
1507 (alpha_initial_elimination_offset): Update.
1508 (alpha_expand_prologue): Update.
1509 (alpha_start_function): Update.
1510 (alpha_expand_epilogue): Update.
1511 (unicosmk_initial_elimination_offset):
1512 * config/alpha/alpha.md (call expander): Update.
1513 * config/s390/s390.c (s390_register_info): Update.
1514 (s390_register_info): Update.
1515 (s390_frame_info): Update.
1516 (s390_initial_elimination_offset): Update.
1517 (s390_build_builtin_va_list): Update.
1518 (s390_va_start): Update.
1519 * config/spu/spu.c (direct_return): Update.
1520 (spu_expand_prologue): Update.
1521 (spu_initial_elimination_offset): Update.
1522 (spu_build_builtin_va_list): Update.
1523 (spu_va_start): Update.
1524 * config/sparc/sparc.c (sparc_init_modes): Update.
1525 (sparc_compute_frame_size): Update.
1526 (function_value): Update.
1527 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1528 * config/i386/i386.md (return expander): Update.
1529 * config/i386/i386.c (ix86_va_start): Update.
1530 (ix86_can_use_return_insn_p): Update.
1531 (ix86_compute_frame_layout): Update.
1532 (ix86_expand_epilogue): Update.
1533 * config/sh/sh.c (output_stack_adjust): Update.
1534 (calc_live_regs): Update.
1535 (sh_expand_prologue): Update.
1536 (sh_builtin_saveregs): Update.
1537 (sh_va_start): Update.
1538 (initial_elimination_offset): Update.
1539 (sh_allocate_initial_value): Update.
1540 (sh_function_ok_for_sibcall): Update.
1541 (sh_get_pr_initial_val): Update.
1542 * config/sh/sh.md (return expander): Update.
1543 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1544 * config/crx/crx.c (crx_compute_frame): UPdate.
1545 (crx_initial_elimination_offset): UPdate.
1546 * config/xtensa/xtensa.c (compute_frame_size): Update
1547 (xtensa_builtin_saveregs): Update.
1548 (xtensa_va_start): Update.
1549 (order_regs_for_local_alloc): Update.
1550 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1551 (xstormy16_expand_builtin_va_start): Update.
1552 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1553 * config/m68hc11/m68hc11.md (return expanders): Update.
1554 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1555 (expand_epilogue): Update.
1556 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1557 (cris_simple_epilogue): Update.
1558 (cris_expand_prologue): Update.
1559 (cris_expand_epilogue): Update.
1560 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1561 (compute_frame_size): Update.
1562 * config/mt/mt.c (mt_compute_frame_size): Update.
1563 * config/mn10300/mn10300.c (expand_prologue): Update.
1564 (expand_epilogue): Update.
1565 (initial_offset): Update.
1566 (mn10300_builtin_saveregs):
1567 * config/mn10300/mn10300.md (return expander): Update.
1568 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1569 (ia64_initial_elimination_offset): Update.
1570 (ia64_initial_elimination_offset): Update.
1571 (ia64_expand_prologue): Update.
1572 * config/m68k/m68k.md (return expander): Update.
1573 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1574 (rs6000_stack_info): Update.
1575 * config/mcore/mcore.c (layout_mcore_frame): Update.
1576 (mcore_expand_prolog): Update.
1577 * config/arc/arc.c (arc_compute_frame_size): Update.
1578 * config/score/score3.c (score3_compute_frame_size): Update.
1579 * config/score/score7.c (score7_compute_frame_size): Update.
1580 * config/arm/arm.c (use_return_insn): Update.
1581 (thumb_find_work_register): Update.
1582 (arm_compute_save_reg_mask): Update.
1583 (arm_output_function_prologue): Update.
1584 (arm_output_epilogue): Update.
1585 (arm_size_return_regs): Update.
1586 (arm_get_frame_offsets): Update.
1587 (arm_expand_prologue): Update.
1588 (thumb_exit): Update.
1589 (thumb_unexpanded_epilogue): Update.
1590 (thumb1_output_function_prologue): Update.
1591 * config/pa/pa.md (return expander): Update.
1592 * config/pa/pa.c (compute_frame_size): Update.
1593 (hppa_builtin_saveregs): Update.
1594 * config/mips/mips.c (mips_va_start): Update.
1595 (mips16_build_function_stub): Update.
1596 (mips_compute_frame_info): Update.
1597 (mips_restore_gp): Update.
1598 (mips_output_function_prologue): Update.
1599 (mips_expand_prologue): Update.
1600 * config/v850/v850.c (compute_frame_size): Update.
1601 (expand_prologue): * config/mmix/mmix.c (along): update.
1602 (mmix_initial_elimination_offset): update.
1603 (mmix_reorg): update.
1604 (mmix_use_simple_return): update.
1605 (mmix_expand_prologue): update.
1606 (mmix_expand_epilogue): Update.
1607 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1608 (emit_link_insn): Update.
1610 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1612 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1613 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1615 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1618 2008-04-07 Jan Hubicka <jh@suse.cz>
1620 * function.h (rtl): Rename to x_rtl.
1622 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1623 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1624 used_temp_slots avail_temp_slots, temp_slot_level,
1625 nonlocal_goto_handler_labels): Update accesstors.
1626 (rtl): New global variable.
1627 (struct function): Move some fileds to rtl_data.
1628 (get_arg_pointer_save_area): Update prototype.
1629 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1630 get_arg_pointer_save_area.
1631 * expr.c (init_expr): Update
1632 * function.c (get_frame_size): Update
1633 (assign_stack_local): Update
1634 (expand_function_end): Update.
1635 (get_art_pointer_save_area): Update
1637 * emit-rtl.c (rtl): Declare.
1638 (regno_reg_rtx): Declare.
1639 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1641 (gen_reg_rtx): Update.
1642 * varasm.c (n_deferred_constatns): Update accestor.
1643 (init_varasm_status): Do not allocate varasm_status.
1644 (force_const_mem, get_pool_size, output_constant_pool): Update.
1645 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1646 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1647 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1648 * sparc/sparc.h (INIT_EXPANDERS): Update.
1649 * ia64/ia64.h (INIT_EXPANDERS): Update.
1651 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1653 * reload.c (push_secondary_reload): Add missing break to for loop.
1655 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1657 PR middle-end/PR28690
1658 * rtlanal.c: Update copyright years.
1659 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1660 as REG_POINTER and MEM_POINTER operands.
1661 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1662 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1663 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1664 * gcse.c: Update copyright years.
1665 (pre_delete): Call gen_reg_rtx_and_attrs.
1666 (hoist_code): Likewise.
1667 (build_store_vectors): Likewise.
1668 (delete_store): Likewise.
1669 * loop-invariant.c (move_invariant_reg): Likewise.
1670 Update copyright years.
1672 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1674 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1675 control string instead of quoted.
1677 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1679 * doc/rtl.texi: Rewrite of subreg section.
1681 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1684 * config/i386/i386.c (legitimize_pic_address): Add treating
1685 of dllimport SYM_REF's.
1686 (legitimize_dllimport_symbol): Add prototype.
1688 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1690 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1691 reference in constructor with non self-referential type.
1693 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1695 Removal of Return with Depressed Stack Pointer support
1696 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1697 (ECF_SP_DEPRESSED): Likewise.
1698 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1699 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1700 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1701 (expand_call): Do not test ECF_SP_DEPRESSED.
1702 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1703 * function.c (keep_stack_depressed): Delete.
1704 (handle_epilogue_set): Likewise.
1705 (update_epilogue_consts): Likewise.
1706 (emit_equiv_load): Likewise.
1707 (thread_prologue_and_epilogue_insns): Remove support for Return with
1708 Depressed Stack Pointer.
1709 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1711 2008-04-06 Richard Guenther <rguenther@suse.de>
1713 PR tree-optimization/35400
1714 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1715 information from SSA_NAMEs.
1717 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1719 * config/avr/avr.h (avr_mega_p): Remove declaration.
1720 (AVR_MEGA): Remove macro.
1721 * config/avr/avr.c (avr_mega_p): Remove variable.
1722 (avr_override_options): Remove inicializion of avr_mega_p.
1723 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1724 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1725 (avr_jump_mode): (Ditto.).
1726 (avr_output_progmem_section_asm_op): (Ditto.).
1727 (avr_asm_init_sections): (Ditto.).
1728 (avr_asm_init_sections): (Ditto.).
1729 (avr_rtx_costs): (Ditto.).
1730 * config/avr/avr.md: (Ditto.).
1731 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1734 2008-04-06 Richard Guenther <rguenther@suse.de>
1736 PR tree-optimization/35842
1737 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1738 is_gimple_invariant_address.
1740 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1742 * gcc.c (default_compilers): Sync Fortran extensions list with
1743 that in fortran/lang-specs.h.
1744 * doc/invoke.texi: Likewise.
1745 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1746 * dwarf2out.c (gen_compile_unit_die): Likewise.
1748 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1750 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1752 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1756 attribute is used for nested functions.
1758 2008-04-05 Jan Hubicka <jh@suse.cz>
1760 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1762 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1764 (dump_files): Update.
1765 (enable_rtl_dump_file): Do not accept letter argument.
1766 * tree-pass.h (dump_file_info): Remove letter argument.
1767 * toplev.c (decode_d_option): Update -da handling.
1768 * toplev.h (enable_rtl_dump_file): Update prototype.
1769 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1770 it out based on pass type.
1771 (register_dump_files_1): Likewise.
1772 (init_optimization_passes): Update register_one_dump_file calls.
1773 (execute_one_pass): Sanity check that IPA passes are called at IPA
1774 level and RTL passes at RTL level.
1775 (execute_pass_list): IPA pass can not be after or subpass of
1777 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1778 disallov RTL subpasses of IPA subpasses.
1780 2008-04-05 Ben Elliston <bje@au.ibm.com>
1782 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1783 builtins that return exactly once and do not throw. Cache call to
1786 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1788 PR rtl-optimization/34916
1790 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1791 between instruction pairs.
1793 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1795 * doc/invoke.texi: Document -mbitops for SH.
1796 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1797 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1798 * config/sh/sh.c (print_operand): Add %t operand code.
1799 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1800 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1801 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1802 (extendqihi2): Likewise.
1803 (movqi_i): Likewise.
1804 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1805 (extv): Use bld instruction for SH2A if possible.
1807 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1808 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1809 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1810 (bset.b, bclr.b): Define peepholes.
1811 * config/sh/sh.opt (mbitops): New option.
1813 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1816 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1817 and view convert expression.
1819 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1822 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1824 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1826 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1828 * config/i386/cpuid.h (bit_AES): New.
1829 (bit_PCLMUL): Likewise.
1831 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1832 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1833 SSE2 if AES or PCLMUL is enabled.
1834 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1835 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1836 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1837 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1838 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1839 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1840 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1841 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1842 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1843 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1844 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1845 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1846 __builtin_ia32_aeskeygenassist128 and
1847 __builtin_ia32_pclmulqdq128.
1848 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1849 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1850 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1852 * config/i386/i386.h (TARGET_AES): New.
1853 (TARGET_PCLMUL): Likewise.
1854 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1856 * config/i386/i386.md (UNSPEC_AESENC): New.
1857 (UNSPEC_AESENCLAST): Likewise.
1858 (UNSPEC_AESDEC): Likewise.
1859 (UNSPEC_AESDECLAST): Likewise.
1860 (UNSPEC_AESIMC): Likewise.
1861 (UNSPEC_AESKEYGENASSIST): Likewise.
1862 (UNSPEC_PCLMUL): Likewise.
1864 * config/i386/i386.opt (maes): New.
1865 (mpclmul): Likewise.
1867 * config/i386/sse.md (aesenc): New pattern.
1868 (aesenclast): Likewise.
1870 (aesdeclast): Likewise.
1872 (aeskeygenassist): Likewise.
1873 (pclmulqdq): Likewise.
1875 * config/i386/wmmintrin.h: New.
1877 * doc/extend.texi: Document AES and PCLMUL built-in function.
1879 * doc/invoke.texi: Document -maes and -mpclmul.
1881 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1883 * function.c (free_after_parsing): Replace with
1884 cxx_push_function_context from C++ front-end.
1885 (allocate_struct_function): Don't call langhook.
1886 * langhooks.h (struct lang_hooks_for_functions): Delete.
1887 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1889 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1890 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1891 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1892 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1893 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1894 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1895 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1897 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1898 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1900 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1903 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1906 2008-04-04 Richard Guenther <rguenther@suse.de>
1909 * fold-const.c (optimize_minmax_comparison): Use the correct
1910 type for the constant in the simplified comparison.
1912 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1914 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1915 Pass L2 size as "--param l2-cache-size" to the compiler.
1916 (decode_l2_cache): New function to decode L2 cache parameters using
1917 0x8000006 extended cpuid function.
1918 (detect_caches_amd): Determine parameters of L2 cache using
1919 decode_l2_caches function.
1920 (decode_caches_intel): Decode L2 cache parameters.
1921 (detect_caches_intel): Determine L2 cache parameters using
1922 decode_caches_intel and decode_l2_caches functions.
1924 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1926 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1927 secondary input reload for subword loads from the constant pool.
1929 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1932 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1933 constants of the appropriate size for runtime calculations.
1936 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1937 decimal-float literal constant zero.
1939 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1942 * c-parser.c (c_parser_omp_atomic): Call
1943 default_function_array_conversion on the RHS.
1946 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1947 call is_variable_sized if decl has incomplete type.
1949 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1951 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1953 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1955 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1957 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1958 (sgt<u>): Merge sgt and sgtu into new expander.
1959 (sgt, sgtu): Remove expanders.
1960 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1961 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1962 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1963 *sgtu_<mode>_mips16 into new pattern.
1964 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1965 (sge<u>): Merge sge and sgeu into new expander.
1966 (sge, sgeu): Remove expanders.
1967 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1969 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1970 (slt<u>): Merge slt and sltu into new expander.
1971 (slt, sltu): Remove expanders.
1972 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1973 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1974 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1975 *sltu_<mode>_mips16 into new pattern.
1976 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1977 (sle<u>): Merge sle and sleu into new expander.
1978 (sle, sleu): Remove expanders.
1979 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1980 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1981 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1982 *sleu_<mode>_mips16 into new pattern.
1983 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1985 2008-04-03 Jan Hubicka <jh@suse.cz>
1987 PR tree-optimization/35795
1988 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1989 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1990 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1991 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1992 * score/score3.c (score3_output_mi_thunk): Likewise.
1993 * score/score7.c (score7_output_mi_thunk): Likewise.
1994 * mips/mips.c (mips_output_mi_thunk): Likewise.
1996 2008-04-03 Richard Guenther <rguenther@suse.de>
1998 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1999 conversions. Simplify code.
2001 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2003 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2005 2008-04-03 Tom Tromey <tromey@redhat.com>
2006 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2008 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2009 * config/bfin/t-bfin-linux (generated_files): Add
2010 linux-sysroot-suffix.h.
2011 * doc/install.texi (Prerequisites): Require make 3.80.
2012 * doc/sourcebuild.texi (Front End Directory): Document new
2014 * Makefile.in (generated_files): New variable.
2015 (ALL_HOST_OBJS): New variable.
2016 ($(ALL_HOST_OBJS)): New target.
2018 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2020 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2021 (remap_block): Call id->transform_lang_insert_block instead
2023 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2024 Set id.transform_lang_insert_block to NULL.
2025 (clone_body): Move to cp/optimize.c
2026 * tree-inline.h (struct copy_body_data): Change
2027 transform_lang_insert_block to function pointer.
2028 (copy_generic_body, copy_decl_no_change): Export.
2029 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2030 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2031 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2033 * c-tree.h (insert_block): Kill.
2034 * c-decl.c (insert_block): Kill.
2036 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2038 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2039 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2040 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2042 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2043 argument, call {push,pop}_function_context from here.
2044 * c-parser.c: Use c_{push,pop}_function_context.
2046 * function.c (push_function_context_to): Move meat ...
2047 (push_function_context): ... here. Simplify.
2048 * function.c (pop_function_context_from): Move meat ...
2049 (pop_function_context): ... here. Simplify.
2050 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2052 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2053 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2054 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2055 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2057 2008-04-03 Ben Elliston <bje@au.ibm.com>
2059 * expmed.c (extract_force_align_mem_bit_field): Remove.
2061 2008-04-03 Richard Guenther <rguenther@suse.de>
2064 * expr.h (try_casesi): Adjust prototype.
2065 * expr.c (try_casesi): Take fallback label as extra parameter.
2066 Use that for gen_casesi if default_label is NULL.
2067 * stmt.c (expand_case): Pass fallback label to try_casesi,
2068 make sure to fill gaps with a fallback label if default_label
2071 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2074 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2076 2008-04-03 Ben Elliston <bje@au.ibm.com>
2078 * expmed.c (extract_split_bit_field): Remove if (0) code.
2079 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2080 (do_ds_constraint): Likewise.
2082 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2084 * doc/cppopts.texi (-dU): Document.
2085 * c-common.h (flag_dump_macros): Update comment.
2086 * c-opts.c (handle_OPT_d): Handle -dU.
2087 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2088 dump_queued_macros, cb_used_define, cb_used_undef): New.
2089 (init_pp_output): Handle -dU.
2090 (cb_line_change): Call dump_queued_macros.
2091 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2093 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2095 * config/avr/predicates.md (io_address_operand): New predicate.
2096 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2097 * config/avr/avr.c (avr_io_address_p): Remove function.
2098 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2099 'avr_io_address_p' function.
2100 (out_movhi_r_mr): (Ditto.).
2101 (out_movqi_mr_r): (Ditto.).
2102 (out_movhi_mr_r): (Ditto.).
2103 (avr_address_cost): (Ditto.).
2105 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2107 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2108 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2109 in 32bit mode when XMM registers are available to avoid store
2111 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2112 corresponding post-reload splitters.
2114 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2116 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2117 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2118 __builtin_ia32_roundss.
2119 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2120 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2121 __builtin_ia32_roundss.
2122 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2123 IX86_BUILTIN_SHUFPD here.
2125 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2127 * config/i386/i386.md (plogic): New.
2128 (plogicprefix): Likewise.
2130 * config/i386/mmx.md (mmx_<code><mode>3): New.
2131 (mmx_and<mode>3): Removed.
2132 (mmx_ior<mode>3): Likewise.
2133 (mmx_xor<mode>3): Likewise.
2135 * config/i386/sse.md (<code><mode>3): New.
2136 (*<code><mode>3): Likewise.
2137 (*<code><mode>3): Likewise.
2138 (<code><mode>3): Likewise.
2139 (*sse_<code><mode>3): Likewise.
2140 (*sse2_<code><mode>3): Likewise.
2141 (<code>tf3): Likewise.
2142 (*<code>tf3): Likewise.
2143 (and<mode>3): Likewise.
2144 (*and<mode>3): Likewise.
2145 (ior<mode>3): Removed.
2146 (*ior<mode>3): Likewise.
2147 (xor<mode>3): Likewise.
2148 (*xor<mode>3): Likewise.
2149 (*and<mode>3): Likewise.
2150 (*ior<mode>3): Likewise.
2151 (*xor<mode>3): Likewise.
2152 (and<mode>3): Likewise.
2153 (*sse_and<mode>3): Likewise.
2154 (*sse2_and<mode>3): Likewise.
2156 (*andtf3): Likewise.
2157 (ior<mode>3): Likewise.
2158 (*sse_ior<mode>3): Likewise.
2159 (*sse2_ior<mode>3): Likewise.
2161 (*iortf3): Likewise.
2162 (xor<mode>3): Likewise.
2163 (*sse_xor<mode>3): Likewise.
2164 (*sse2_xor<mode>3): Likewise.
2166 (*xortf3): Likewise.
2168 2008-04-02 Richard Guenther <rguenther@suse.de>
2170 PR tree-optimization/14495
2171 PR tree-optimization/34793
2172 * tree-vrp.c (struct switch_update): New structure.
2173 (to_remove_edges, to_update_switch_stmts): New VECs.
2174 (simplify_switch_using_ranges): New function. Remove not taken
2175 case labels and edges.
2176 (simplify_stmt_using_ranges): Call it.
2177 (identify_jump_threads): Mark edges we have queued for removal
2178 so we don't thread them.
2179 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2181 * tree-cfg.c (group_case_labels): Deal with missing default label.
2182 (tree_verify_flow_info): Allow missing default label.
2183 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2184 (emit_case_nodes): Likewise.
2185 (expand_case): Do not rely on the default label to be present.
2186 * expr.c (try_casesi): Deal with NULL default_label.
2187 (do_tablejump): Likewise.
2189 2008-04-02 Richard Guenther <rguenther@suse.de>
2191 PR tree-optimization/14495
2192 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2193 SWITCH_EXPR here ...
2194 (vrp_visit_switch_stmt): ... but here (new function).
2195 (find_case_label_index): New helper function.
2196 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2198 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2200 * fwprop.c: Fix ISO-C99ism.
2202 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2205 * Makefile.in (objdir): Set it here.
2206 * configure.ac: Not here. Find dynamic linker characteristics.
2207 * exec-tool.in: Use them.
2208 * aclocal.m4: Regenerate.
2209 * configure: Regenerate.
2211 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2213 * expr.c (expand_var): Delete it.
2214 * expr.h (expand_var): Delete prototype.
2215 * function.c (expand_function_start): Use expand_decl instead.
2216 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2219 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2221 PR rtl-optimization/35542
2222 * fwprop.c (forward_propagate_and_simplify): Replace
2223 loc_reg_mentioned_in_p with reg_mentioned_p.
2225 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2227 PR rtl-optimization/35281
2228 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2229 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2230 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2231 (varying_mem_p): Move above propagate_rtx.
2232 (all_uses_available_at): Do not check MEMs.
2234 2008-04-02 Rafael Espindola <espindola@google.com>
2236 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2237 (register_edge_assert_for_2): Split the cond argument.
2238 (register_edge_assert_for_1): Adjust for the change in
2239 register_edge_assert_for_2.
2240 (register_edge_assert_for): Split the cond argument.
2241 (find_switch_asserts): Adjust for the change in
2242 register_edge_assert_for.
2244 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2246 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2247 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2248 offsets for 64-bit mingw.
2249 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2250 abi for x86_64-pc-mingw.
2252 2008-04-02 Richard Guenther <rguenther@suse.de>
2254 * tree-vrp.c (extract_range_from_assert): Make sure to not
2255 produce range min/max with TREE_OVERFOW set.
2256 If merging a anti-range and a range keep the anti-range if
2257 the range covers all values of the type.
2258 (register_edge_assert_for_2): Only allow sign-changing
2259 conversions in detecting canonical range checks. Also
2260 register an assert for the unsigned name if useful.
2262 PR tree-optimization/35787
2263 * tree-vrp.c (vrp_val_max): New function.
2264 (vrp_val_min): Likewise.
2265 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2266 (vrp_val_is_min): Likewise.
2267 (supports_overflow_infinity): Use vrp_val_{min,max}.
2268 (negative_overflow_infinity): Likewise.
2269 (positive_overflow_infinity): Likewise.
2270 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2271 (is_positive_overflow_infinity): Likewise.
2272 (is_overflow_infinity): Likewise.
2273 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2274 vrp_val_is_{min,max}.
2275 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2276 to ranges if possible. Avoid empty ranges.
2278 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2281 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2282 the expression is a function address.
2284 2008-04-01 George Helffrich <george@gcc.gnu.org>
2286 PR fortran/35154, fortran/23057
2287 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2288 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2289 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2290 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2292 (dbxout_syms): Check for COMMON-based symbol and wrap in
2293 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2294 in bracket for efficiency.
2296 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2297 using DW_TAG_common_block + member offset.
2298 (add_pubname_string): New function.
2299 (dw_expand_expr): New function to find block name and offset for
2301 (common_check): New function to check whether symbol in Fortran COMMON.
2302 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2304 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2307 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2309 2008-04-02 Ben Elliston <bje@au.ibm.com>
2311 * config/v850/v850.md (casesi): Remove if (0) code.
2312 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2313 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2315 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2317 * config/i386/i386.md (rex64suffix): New mode attribute.
2318 (floathi<mode>2): Disable expander for SSE math.
2319 (*floathi<mode>2_1): New insn insn_and_split pattern.
2320 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2321 corresponding post-reload splitters.
2322 (*floathi<mode>2_i387): New macroized insn pattern.
2323 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2324 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2325 insn_and_split pattern.
2326 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2327 New macroized instruction patterns and corresponding post-reload
2329 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2330 and corresponding post-reload splitters.
2331 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2332 New macroized instruction patterns.
2333 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2334 macroized instruction patterns and corresponding post-reload splitters.
2335 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2336 corresponding post-reload splitters.
2337 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2338 New macroized instruction patterns.
2339 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2340 corresponding post-reload splitters.
2341 (*floatsi<mode>2_i387): New macroized instruction patterns.
2343 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2345 * config/i386/i386.md (smaxmin): New.
2346 (umaxmin): Likewise.
2347 (maxminiprefix): Likewise.
2348 (maxminfprefix): Likewise.
2349 (<code><mode>3): Likewise.
2350 (smin<mode>3): Removed.
2351 (smax<mode>3): Likewise.
2353 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2354 (mmx_<code>v4hi3): Likewise.
2355 (mmx_<code>v8qi3): Likewise.
2356 (mmx_smaxv2sf3): Removed.
2357 (mmx_sminv2sf3): Likewise.
2358 (mmx_umaxv8qi3): Likewise.
2359 (mmx_smaxv4hi3): Likewise.
2360 (mmx_uminv8qi3): Likewise.
2361 (mmx_sminv4hi3): Likewise.
2363 * config/i386/sse.md (<addsub><mode>3): New.
2364 (*<addsub><mode>3): Likewise.
2365 (<sse>_vm<addsub><mode>3): Likewise.
2366 (<maxmin><mode>3): Likewise.
2367 (*<maxmin><mode>3_finite): Likewise.
2368 (*<maxmin><mode>3): Likewise.
2369 (<sse>_vm<maxmin><mode>3): Likewise.
2370 (sse3_h<addsub>v4sf3): Likewise.
2371 (sse3_h<addsub>v2df3): Likewise.
2372 (<maxmin>v16qi3): Likewise.
2373 (*<maxmin>v16qi3): Likewise.
2374 (<maxmin>v8hi3): Likewise.
2375 (*<maxmin>v8hi3): Likewise.
2376 (*sse4_1_<maxmin><mode>3): Likewise.
2377 (*sse4_1_<maxmin><mode>3): Likewise.
2378 (add<mode>3): Removed.
2379 (*add<mode>3): Likewise.
2380 (<sse>_vmadd<mode>3): Likewise.
2381 (sub<mode>3): Likewise.
2382 (*sub<mode>3): Likewise.
2383 (<sse>_vmsub<mode>3): Likewise.
2384 (smin<mode>3): Likewise.
2385 (*smin<mode>3_finite): Likewise.
2386 (*smin<mode>3): Likewise.
2387 (<sse>_vmsmin<mode>3): Likewise.
2388 (smax<mode>3): Likewise.
2389 (*smax<mode>3_finite): Likewise.
2390 (*smax<mode>3): Likewise.
2391 (<sse>_vmsmax<mode>3): Likewise.
2392 (sse3_haddv4sf3): Likewise.
2393 (sse3_haddv2df3): Likewise.
2394 (sse3_hsubv4sf3): Likewise.
2395 (sse3_hsubv2df3): Likewise.
2396 (umaxv16qi3): Likewise.
2397 (*umaxv16qi3): Likewise.
2398 (smaxv8hi3): Likewise.
2399 (*smaxv8hi3): Likewise.
2400 (*sse4_1_smax<mode>3): Likewise.
2401 (*sse4_1_umax<mode>3): Likewise.
2402 (uminv16qi3): Likewise.
2403 (*uminv16qi3): Likewise.
2404 (sminv8hi3): Likewise.
2405 (*sminv8hi3): Likewise.
2406 (*sse4_1_smin<mode>3): Likewise.
2407 (*sse4_1_umin<mode>3): Likewise.
2409 2008-04-01 Rafael Espindola <espindola@google.com>
2411 * tree-cfg.c (verify_expr): remove in_phi.
2412 (verify_stmt): Don't call walk_tree with verify_expr. Use
2413 is_gimple_min_invariant instead of is_gimple_val.
2415 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2417 * doc/include/gpl_v3.texi: Update for manpage generation.
2418 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2420 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2421 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2422 gpl_v3.texi instead of gpl.texi.
2425 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2428 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2430 2008-04-01 Rafael Espindola <espindola@google.com>
2432 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2433 (extract_code_and_val_from_cond): Use
2434 extract_code_and_val_from_cond_with_ops.
2436 2008-04-01 Jan Hubicka <jh@suse.cz>
2438 * function.c (free_after_compilation): Free epilogue_delay_list.
2439 (prepare_function_start): Assert that previous compilation was freed.
2441 2008-04-01 Jan Hubicka <jh@suse.cz>
2442 Jim Wilson <wilson@tuliptree.org>
2443 Andreas Tobler <andreast@gcc.gnu.org>
2446 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2447 rtl.emit instead cfun->emit.
2448 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2449 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2451 2008-04-01 Ben Elliston <bje@au.ibm.com>
2453 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2455 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2457 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2459 (fprofile-use): Add var flag_profile_use
2460 * coverage.c (coverage_begin_output): Do not open a gcno file for
2461 output only if -ftest-coverage is set.
2462 Do not add getpwd() to gcda file path.
2463 (build_gcov_info): Check the new flag
2464 flag_profile_datafile_relative_path.
2465 (coverage_init): Use profile_data_prefix.
2466 Read profile counter only if flag_profile_use is set.
2467 * opts.c (common_handle_option): New option fprofile-use=,
2468 fprofile-dir=, fprofile-generate=.
2469 * toplev.c (profile_data_prefix): New variable definition.
2470 * toplev.h (profile_data_prefix): New declaration.
2471 * doc/invoke.tex (Option Summary, Optimization Options):
2474 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2476 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2477 use tmp consistently.
2480 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2481 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2482 UNSPEC_FR_RECIP_APPROX_RES.
2483 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2485 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2488 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2490 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2493 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2494 element of the vector via a pointer.
2496 2008-03-31 Ian Lance Taylor <iant@google.com>
2498 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2500 2008-03-31 Jan Hubicka <jh@suse.cz>
2502 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2503 get_arg_pointer_save_area.
2504 * expr.c (init_expr): Just clear out rtl.expr.
2505 * function.c (free_after_compilation): Clear out whole RTL structure.
2506 (get_func_frame_size): Merge into ...
2507 (get_frame_size): ... this one.
2508 (assign_stack_local_1): Merge into ...
2509 (assign_stack_local): ... this one.
2510 (expand_function_end): Update call of get_arg_pointer_save_area.
2511 (get_art_pointer_save_area): Remove cfun argument.
2512 * function.h (emit_status): regno_pointer_align does not need length
2513 attribute. Move x_regno_reg_rtx to ...
2514 (regno_reg_rtx): ... new global array.
2515 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2516 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2517 apply_args_value, forced_labels, stack_pointer_delta):
2519 (struct varasm_status): Move here from varasm.c
2520 (struct rtl_data): New. Move here some fields from struct function.
2521 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2522 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2523 used_temp_slots avail_temp_slots, temp_slot_level,
2524 nonlocal_goto_handler_labels): Update accesstors.
2525 (rtl): New global variable.
2526 (struct function): Move some fileds to rtl_data.
2527 (get_arg_pointer_save_area): Update prototype.
2528 * emit-rtl.c (rtl): Declare.
2529 (regno_reg_rtx): Declare.
2530 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2532 (gen_reg_rtx): Update.
2533 (init_virtual_regs): Do not tate emit_status argument.
2534 (init_emit): Do not allocate emit.
2535 * varasm.c (varasm_statuc): Move to function.h.
2536 (n_deferred_constatns): Update accestor.
2537 (init_varasm_status): Do not allocate varasm_status.
2538 (force_const_mem, get_pool_size, output_constant_pool): Update.
2539 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2540 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2542 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2544 PR rtl-optimization/35729
2545 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2548 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2551 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2552 load/store if memory is unaligned.
2553 (*movti_rex64): Likewise.
2555 * config/i386/predicates.md (misaligned_operand): New.
2557 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2560 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2563 2008-03-31 Jan Beulich <jbeulich@novell.com>
2565 * config/ia64/constraints.md: Add 'j' constraint.
2566 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2567 (movdi_internal): Likewise.
2569 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2572 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2574 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2577 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2578 proper error message for the third argument on blendpd and
2581 * config/i386/sse.md (blendbits): New.
2582 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2584 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2586 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2588 2008-03-30 Richard Guenther <rguenther@suse.de>
2591 * fold-const.c (fold_sign_changed_comparison): Do leave
2592 conversions to base-types alone.
2594 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2596 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2597 the link register if one altivec register is be saved.
2599 2008-03-30 Ben Elliston <bje@au.ibm.com>
2601 * final.c (final_scan_insn): Remove if (0) code.
2603 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2605 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2607 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2609 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2610 of V4SFmode to ix86_binary_operator_ok.
2612 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.c (override_options): Initialize
2615 ix86_veclib_handler to ix86_veclibabi_svml when
2616 -mveclibabi=svml is used.
2617 (ix86_veclibabi_svml): New function for SVML ABI style
2618 vectorization support.
2619 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2621 2008-03-28 Rafael Espindola <espindola@google.com>
2623 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2624 (tree_binary_nonnegative_warnv_p): Make it public.
2625 (tree_single_nonnegative_warnv_p): Make it public.
2626 (tree_invalid_nonnegative_warnv_p): Make it public.
2627 (tree_unary_nonzero_warnv_p): Make it public.
2628 (tree_binary_nonzero_warnv_p): Make it public
2629 (tree_single_nonzero_warnv_p): Make it public.
2630 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2631 (extract_range_from_binary_expr): Split the expr argument.
2632 (extract_range_from_unary_expr): Split the expr argument.
2633 (extract_range_from_comparison): Split the expr argument.
2634 (extract_range_from_expr): Use the new aux functions.
2635 (vrp_evaluate_conditional_warnv): Use
2636 vrp_evaluate_conditional_warnv_with_ops.
2637 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2638 (tree_binary_nonzero_warnv_p): Declare.
2639 (tree_single_nonzero_warnv_p): Declare.
2640 (tree_expr_nonzero_warnv_p): Declare.
2641 (tree_unary_nonnegative_warnv_p): Declare.
2642 (tree_binary_nonnegative_warnv_p): Declare.
2643 (tree_single_nonnegative_warnv_p): Declare.
2644 (tree_invalid_nonnegative_warnv_p): Declare.
2646 2008-03-28 Richard Guenther <rguenther@suse.de>
2648 PR tree-optimization/30317
2649 PR tree-optimization/30911
2650 PR tree-optimization/34793
2651 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2652 (struct assert_locus_d): New member EXPR.
2653 (register_new_assert_for): Add EXPR parameter to support
2654 ASSERT_EXPR <name, expr OP limit>.
2655 (register_edge_assert_for_1): Adjust callers.
2656 (find_assert_locations): Likewise.
2657 (process_assert_insertions_for): Build condition from expression.
2658 (extract_range_from_assert): Handle ASSERT_EXPRs
2659 of the form ASSERT_EXPR <name, expr OP limit>.
2660 (register_edge_assert_for_2): New helper registering
2661 asserts for comparisons. Recognize range tests of the form
2662 (unsigned)i - CST1 OP CST2.
2663 (register_edge_assert_for_1): Use it.
2664 (register_edge_assert_for): Likewise.
2665 (needs_overflow_infinity): Integer sub-types
2666 do not need overflow infinities.
2667 (vrp_val_is_max): The extreme values of integer sub-types
2668 are those of the base type.
2669 (vrp_val_is_min): Likewise.
2670 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2673 2008-03-28 Nick Clifton <nickc@redhat.com>
2676 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2677 Return GENERAL_REGS for stack adjustment reloads.
2679 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2682 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2683 const_vector when all the vectors are constant.
2685 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2687 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2689 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2690 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2692 (s<code>_sf): Use new scc_sf attribute for opcode names.
2694 2008-03-27 Tom Tromey <tromey@redhat.com>
2696 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2697 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2698 config/spu/t-spu-elf, config/i386/t-interix,
2699 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2700 config/i386/x-darwin, config/i386/x-mingw32,
2701 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2702 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2703 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2704 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2705 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2706 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2707 config/score/t-score-elf, config/arm/t-strongarm-pe,
2708 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2709 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2710 Revert automatic dependency patch.
2712 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2715 * config/i386/i386.c (ix86_function_arg_boundary): Align
2716 decimal floating point to its natural boundary.
2718 2008-03-27 Richard Guenther <rguenther@suse.de>
2721 * fold-const.c (fold_comparison): Restrict distinct decl
2722 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2723 solely rely on operand_equal_p.
2725 2008-03-27 Richard Guenther <rguenther@suse.de>
2728 * c-common.c (handle_weak_attribute): Reject combination of
2731 2008-03-27 Richard Guenther <rguenther@suse.de>
2733 PR tree-optimization/32810
2734 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2735 conversions from DECL_INITIAL.
2736 (fold_const_aggregate_ref): Likewise from constructor elements.
2738 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2740 * tree-affine.h (aff_combination_expand): Declare.
2741 (get_inner_reference_aff): Likewise.
2742 * tree-affine.c (aff_combination_expand): Split out from
2743 tree_to_aff_combination_expand.
2744 (get_inner_reference_aff): New function.
2745 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2746 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2747 (struct lim_aux_data): sm_done field removed.
2748 (mem_ref_loc_p, mem_ref_locs_p): New types.
2749 (struct mem_ref): Added id, stored, accesses_in_loop,
2750 indep_loop, dep_loop, indep_ref, dep_ref fields.
2751 Removed is_stored, locs and next fields.
2752 (memory_accesses): New variable.
2753 (movement_possibility): Do not allow moving statements
2754 that store to memory.
2755 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2757 (determine_max_movement): For statements with memory references,
2758 find the outermost loop in that the reference is independent.
2759 (move_computations_stmt): Mark the virtual operands for renaming.
2760 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2761 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2762 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2763 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2764 create_vop_ref_mapping, analyze_memory_references,
2765 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2766 get_all_locs_in_loop, ref_always_accessed_p,
2767 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2768 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2769 store_motion_loop, store_motion): New functions.
2770 (struct vop_to_refs_elt): New type.
2771 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2772 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2773 (schedule_sm): Replaced by...
2774 (execute_sm): ... this.
2775 (determine_lsm_ref, hoist_memory_references,
2776 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2777 find_more_ref_vops, free_mem_ref, free_mem_refs,
2778 determine_lsm_loop, determine_lsm): Removed.
2779 (tree_ssa_lim_finalize): Free data structures used by store motion.
2780 (tree_ssa_lim): Call analyze_memory_references. Use
2781 store_motion instead of determine_lsm.
2783 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2785 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2786 rename tmake_file to m68hc11/t-m68hc11.
2787 (mcore): Set inhibit_libc to true.
2788 * config.host (alpha*-dec-*vms*): Set extra_programs.
2789 (interix3*): Don't use host_xmake_file.
2790 * configure.ac: Let config.gcc override inhibit_libc.
2791 * configure: Regenerate.
2793 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2794 * config/t-openbsd-thread: Remove commented out lines.
2796 * config/x-interix: Remove.
2798 * config/m68hc11/t-m68hc11-gas: Rename to...
2799 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2801 * config/mcore/t-mcore: Remove T_CFLAGS.
2802 * config/mcore/t-mcore-pe: Likewise.
2804 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2806 * configure.ac: Replace custom __GNU_SOURCE test with
2807 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2808 * aclocal.m4: Regenerate.
2809 * configure: Regenerate.
2810 * config.in: Regenerate.
2812 2008-03-27 Richard Guenther <rguenther@suse.de>
2814 * fold-const.c (target.h): Include.
2815 (fold_comparison): Fold comparison of addresses of decls
2816 that bind locally or of constants. Consolidate address folding code.
2817 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2818 results from fold_binary_to_constant.
2819 (compare_values_warnv): Likewise.
2821 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2824 * fold-const.c (fold_truthop): Check for integeral types when folding
2825 a == 0 && b == 0 and a != 0 || b != 0 .
2827 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2829 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2831 2008-03-26 Andreas Schwab <schwab@suse.de>
2833 * doc/invoke.texi: Fix use of @item vs. @itemx.
2835 2008-03-26 Tom Tromey <tromey@redhat.com>
2837 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2838 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2839 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2840 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2841 build/genconstants.o, build/genemit.o, build/genextract.o,
2842 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2843 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2846 2008-03-26 Richard Guenther <rguenther@suse.de>
2849 2008-03-26 Richard Guenther <rguenther@suse.de>
2851 * fold-const.c (target.h): Include.
2852 (fold_comparison): Fold comparison of addresses of two decls
2853 that bind locally. Consolidate address folding code.
2855 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2858 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2859 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2860 dconstsqrt2, dconstthird, dconste and/or dconst10.
2861 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2862 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2863 dconstsqrt2, dconste): Delete.
2864 (init_emit_once): Likewise. Simplify initializing dconstm1.
2866 * real.c (get_real_const): New.
2867 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2868 dconstsqrt2, dconste): Delete.
2869 (real_value_const, get_real_const): New.
2871 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2873 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2875 * config/i386/i386.c (ix86_function_arg_boundary): Check
2876 BIGGEST_ALIGNMENT instead of 128.
2877 (setup_incoming_varargs_64): Likewise.
2879 2008-03-26 Tom Tromey <tromey@redhat.com>
2881 * Makefile.in (DEPFILES): Add missing '/'.
2883 2008-03-26 Richard Guenther <rguenther@suse.de>
2885 * fold-const.c (target.h): Include.
2886 (fold_comparison): Fold comparison of addresses of two decls
2887 that bind locally. Consolidate address folding code.
2889 2008-03-26 Nick Clifton <nickc@redhat.com>
2892 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2893 not allow INT+INT as a legitimate addressing mode.
2895 2008-03-26 Richard Guenther <rguenther@suse.de>
2897 * tree-flow.h (widen_bitfield): Remove declaration.
2898 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2899 (widen_bitfield): Remove function.
2900 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2903 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2906 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2909 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2911 PR rtl-optimization/35232
2912 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2913 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2914 reg_reloaded_call_part_clobbered here.
2915 (reload_regs_reach_end_p): New function.
2916 (reload_reg_rtx_for_input): New variable.
2917 (reload_reg_rtx_for_output): Likewise.
2918 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2919 when reassigning a pseudo register. Load reloadreg from
2920 reload_reg_rtx_for_input, moving the mode and register
2922 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2923 instead of the original when deciding whether an input reload
2924 would be a no-op or whether an output reload can be deleted.
2925 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2926 when setting up new_spill_reg_store. Load it from
2927 reload_reg_rtx_for_output, moving the mode and register
2929 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2930 instead of the original when deciding whether an output reload
2931 would be a no-op. Do the same when modifying insn notes.
2932 Use rtx_equal_p instead of == to compare the registers.
2933 (inherit_piecemeal_p): Take a mode and two register numbers
2935 (emit_reload_insns): Clear new_spill_reg_store for every hard
2936 register in the reload register. Remove spill registers
2937 from reg_reloaded_valid before considering whether to record
2938 inheritance information for them. Use reload_reg_rtx_for_output
2939 instead of reg_rtx when recording output reloads. Use
2940 reload_reg_rtx_for_input instead of reg_rtx when recording
2941 input reloads. Set or clear reg_reloaded_call_part_clobbered
2942 at the same time as setting reg_reloaded_valid.
2943 (delete_output_reload): Add a new_reload_reg parameter and use it
2944 instead of rld[j].reg_rtx.
2945 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2948 2008-03-25 Tom Tromey <tromey@redhat.com>
2950 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2951 (build/genattr.o): Likewise.
2952 (build/genattrtab.o): Likewise.
2953 (build/gencodes.o): Likewise.
2954 (build/genconfig.o): Likewise.
2955 (build/genconstants.o): Likewise.
2956 (build/genemit.o): Likewise.
2957 (build/genextract.o): Likewise.
2958 (build/genflags.o): Likewise.
2960 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2962 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2963 instead of size_int for integer types.
2964 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2965 to match type of MINUS_EXPR.
2967 2008-03-25 Tom Tromey <tromey@redhat.com>
2969 * configure: Rebuilt.
2970 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2973 2008-03-25 Tom Tromey <tromey@redhat.com>
2975 * config/x-solaris (host-solaris.o): Update.
2976 * config/x-linux (host-linux.o): Update.
2977 * config/x-hpux (host-hpux.o): Update.
2978 * config/x-darwin (host-darwin.o): Update.
2979 * config/v850/t-v850e (v850-c.o): Update.
2980 * config/v850/t-v850 (v850-c.o): Update.
2981 * config/t-vxworks (vxworks.o): Update.
2982 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2983 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2984 * config/spu/t-spu-elf (spu-c.o): Update.
2986 * config/sh/t-symbian (sh-c.o): Update.
2987 (symbian.o): Update.
2988 * config/sh/t-sh (sh-c.o): Update.
2989 * config/score/t-score-elf (score7.o, score3.o): Update.
2990 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2991 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2992 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2993 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2995 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2996 * config/m32c/t-m32c (m32c-pragma.o): Update.
2997 * config/ia64/t-ia64 (ia64-c.o): Update.
2998 * config/i386/x-mingw32 (host-mingw32.o): Update.
2999 * config/i386/x-i386 (driver-i386.o): Update.
3000 * config/i386/x-darwin (host-i386-darwin.o): Update.
3001 * config/i386/x-cygwin (host-cygwin.o): Update.
3002 * config/i386/t-nwld (nwld.o): Update.
3003 * config/i386/t-netware (netware.o): Update.
3004 * config/i386/t-interix (winnt.o): Update.
3005 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3006 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3007 msformat-c.o): Update.
3008 * config/bfin/t-bfin-linux (generated_files): Add
3009 linux-sysroot-suffix.h.
3010 * config/arm/t-wince-pe (pe.o): Update.
3011 * config/arm/t-strongarm-pe (pe.o): Update.
3012 * config/arm/t-pe (pe.o): Update.
3013 * config/arm/t-arm (arm-c.o): Update.
3014 * doc/install.texi (Prerequisites): Require make 3.80.
3015 * Makefile.in: Remove .o targets.
3016 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3017 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3018 (simple_generated_h, simple_generated_c): Move earlier.
3019 (generated_files): New variable.
3020 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3021 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3022 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3023 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3024 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3025 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3026 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3027 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3028 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3029 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3030 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3031 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3033 (COMPILE.base, COMPILE): New variables.
3034 (%.o): New pattern rule.
3035 (ALL_HOST_OBJS): New variable.
3036 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3037 (dummy-checksum.o, cc1-checksum.o): Remove.
3038 (DRIVER_SHLIB): New variable.
3039 (DRIVER_DEFINES): Use it.
3040 (gencondmd.c): Move out of build/.
3041 (s-conditions): Update.
3042 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3043 (ALL_BUILD_OBJS): Likewise.
3044 (build/%.o): Use BUILDCOMPILE.
3045 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3046 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3047 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3048 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3049 build/genconfig.o, build/genconstants.o, build/genemit.o,
3050 build/genextract.o, build/genflags.o, build/genmddeps.o,
3051 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3052 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3053 build/gen-protos.o, build/scan.o, build/fix-header.o,
3054 build/scan-decls.o): Simplify.
3055 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3056 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3057 prefix.o, toplev.o): Reduce to variable setting.
3058 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3059 ($(out_object_file), gcc-options.o): New targets.
3060 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3061 * configure: Rebuilt.
3062 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3063 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3065 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3067 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3068 complain when we hit an error, return ERROR_MARK_NODE.
3070 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3072 * config/sh/constraints.md (Pso, Psz): New constraints.
3073 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3074 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3076 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3078 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3079 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3081 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3083 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3084 (prefetch_sh2a): New.
3086 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3087 Naveen.H.S <naveen.hs@kpitcummins.com>
3089 * config/sh/constraints.md (I28): New constraint.
3090 * config/sh/sh.c (broken_move): Add support for movi20s.
3091 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3093 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3094 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3095 Naveen.H.S <naveen.hs@kpitcummins.com>
3097 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3098 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3099 (print_operand): Handle resbank in %@ operand code.
3100 (sh_encode_section_info): New.
3101 (push_regs): Add conditions for resbank.
3102 (sh_expand_epilogue): Likewise.
3103 (sh_insert_attributes): Likewise.
3104 (sh_attribute_table): Likewise.
3105 (sh_handle_resbank_handler_attribute): New.
3106 (sh2a_handle_function_vector_handler_attribute): New.
3107 (sh2a_is_function_vector_call): New.
3108 (sh2a_get_function_vector_number): New.
3109 (sh2a_function_vector_p): New.
3110 (sh_cfun_resbank_handler_p): New.
3111 * config/sh/sh.md (calli): Emit jsr/n if possible.
3112 (calli_tbr_rel): New.
3113 (calli_pcrel): Emit jsr/n if possible.
3114 (return_i): Emit rts/n if possible.
3115 (call_valuei_tbr_rel): New.
3116 (call_valuei_pcrel): Add condition for SH2A target.
3117 (call_value): Likewise.
3118 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3119 (sh2a_get_function_vector_number): Likewise.
3120 (sh2a_is_function_vector_call): Likewise.
3121 * doc/extend.texi: Document TBR relative addressing of SH2A.
3122 (resbank): Add description for SH2A.
3124 2008-03-24 Richard Guenther <rguenther@suse.de>
3127 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3128 pointer assignments change conversions according to middle-end rules.
3129 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3130 * configure.ac: Include type checking in yes.
3131 * configure: Regenerate.
3133 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3135 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3136 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3138 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3140 * gthr-vxworks.h (UNUSED): Define.
3142 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3144 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3146 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3148 * doc/extend.texi (Function Attributes): Add missing comma in the
3149 example of the "alloc_size" attribute.
3151 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3154 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3156 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3159 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3162 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3163 of the underlying type of a MS bitfield layout to the natural
3164 alignment of the type.
3166 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3168 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3169 to their natural alignment to avoid store forwarding stalls.
3171 2008-03-22 Richard Guenther <rguenther@suse.de>
3173 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3174 For PHI nodes verify the address is invariant.
3175 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3176 (get_symbol_constant_value): Use is_gimple_min_invariant.
3177 (maybe_fold_stmt_indirect): Likewise.
3179 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3181 PR rtl-optimization/33927
3182 * Makefile.in (dse.o): Depend on $(TM_P_H).
3183 * expr.h (extract_low_bits): Declare.
3184 * expmed.c (extract_low_bits): New function.
3185 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3186 * dse.c: Include tm_p.h.
3187 (find_shift_sequence): Remove the read_reg argument and return the
3188 read value. Emit the instructions instead of returning them.
3189 Iterate on new_mode rather than calculating it each time.
3190 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3191 source to NEW_MODE and extract_low_bits to convert the shifted
3193 (replace_read): Allow the load and store to have different mode
3194 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3195 or extraction instructions before trying the replacement. Update
3196 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3198 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3200 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3201 to their natural alignment to avoid store forwarding stalls.
3203 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3206 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3207 encouraging but not allowing gprs for input;
3208 change the input constraint to !f#r.
3209 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3211 change the output constraint to !f#r.
3213 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3216 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3217 corresponding post-reload splitters.
3218 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3219 when x87 FP math is selected.
3220 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3221 New function prototype.
3222 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3223 unreachable function to ease macroization of insn patterns.
3225 2008-03-21 Martin Jambor <mjambor@suse.cz>
3227 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3228 reference dumps if ddr is NULL or dependence is unknown.
3230 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3232 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3233 unsigned extension into account.
3234 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3235 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3236 Do computations on a scratch register.
3238 2008-03-21 Richard Guenther <rguenther@suse.de>
3240 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3241 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3242 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3243 * tree-ssa-dom.c (record_equality): Likewise.
3244 * tree-inline.c (copy_body_r): Likewise.
3245 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3248 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3250 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3251 as 'delete_unused' argument.
3253 2008-03-20 Richard Guenther <rguenther@suse.de>
3255 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3256 special casing of constant qualifiers.
3257 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3258 care about them in general.
3259 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3260 regardless of their type.
3261 (fold_stmt_r): Forcefully fold *& if we end up with that.
3263 2008-03-20 Paul Brook <paul@codesourcery.com>
3265 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3266 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3268 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3270 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3271 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3273 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3275 * common.opt (Wmudflap): New option.
3276 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3277 (mx_register_decls): Likewise.
3278 (mudflap_finish_file): Likewise.
3279 * doc/invoke.texi: Document -Wno-mudflap.
3281 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3283 * c-format.c (replace_format_name_to_system_name): New.
3285 (convert_format_name_to_system_name): New.
3286 (decode_format_attr): Add use of convert_format_name_to_system_name.
3287 (format_types_orig): Add gnu_ prefix to names.
3288 (check_format_info_main): Special treating of \0 escaped names for
3289 supporting multi-character format specifiers as I32, I64.
3290 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3291 (gnu_target_overrides_format_attributes): New.
3292 * c-format.h: Add structure target_ovr_attr to hold
3293 system specific formatter names.
3294 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3295 msformat-c.o file to c_target_objs and cxx_target_objs.
3296 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3297 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3298 (TARGET_N_FORMAT_TYPES): New.
3299 * config/i386/msformat-c.c: New.
3300 * config/i386/t-cygming: Add build rule for msformat-c.o.
3301 * doc/extend.texi: Add new format names gnu_* and ms_* and
3303 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3305 2008-03-20 Ira Rosen <irar@il.ibm.com>
3307 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3308 optimizations turned on under -O3.
3309 (ftree-vectorize): Add that the flag is turned on with -O3.
3311 2008-03-20 Ben Elliston <bje@au.ibm.com>
3313 * regmove.c (try_auto_increment): Fix spelling error in comment.
3314 * final.c (final_scan_insn): Likewise.
3316 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3319 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3320 allocator preferences for "y" and "r" class registers.
3321 ("*mov<mode>_internal"): Ditto.
3322 ("*movv2sf_internal_rex64"): Ditto.
3323 ("*movv2sf_internal"): Ditto.
3325 2008-03-19 Michael Matz <matz@suse.de>
3328 * calls.c (expand_call): Check overlap of arguments with call
3329 address for sibcalls.
3331 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3334 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3335 of the underlying type of a MS bitfield layout to the natural
3336 alignment of the type.
3338 2008-03-19 Jan Hubicka <jh@suse.cz>
3341 * toplev.c (decode_d_option): Handle all CPP flags.
3342 * tree-vrp.c: Update tree_pass descriptors.
3343 * regrename.c: Update tree_pass descriptors.
3344 * fwprop.c: Update tree_pass descriptors.
3345 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3346 * tree-into-ssa.c: Update tree_pass descriptors.
3347 * tree-dump.c: Update tree_pass descriptors.
3348 * tree-complex.c: Update tree_pass descriptors.
3349 * tree-dump.h: Update tree_pass descriptors.
3350 * see.c: Update tree_pass descriptors.
3351 * cgraphbuild.c: Update tree_pass descriptors.
3352 * tracer.c: Update tree_pass descriptors.
3353 * tree-loop-distribution.c: Update tree_pass descriptors.
3354 * cgraph.c: Update tree_pass descriptors.
3355 * postreload-gcse.c: Update tree_pass descriptors.
3356 * postreload.c: Update tree_pass descriptors.
3357 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3358 * tree-tailcall.c: Update tree_pass descriptors.
3359 * tree-pass.h (tree_opt_pass): Rename to ...
3360 (opt_pass) ... this one; add "type" field and remove letter field.
3361 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3362 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3363 all_lowering_passes): Update declaration.
3364 * ipa-cp.c: Update tree_pass descriptors.
3365 * final.c: Update tree_pass descriptors.
3366 * omp-low.c: Update tree_pass descriptors.
3367 * tree-ssa-dse.c: Update tree_pass descriptors.
3368 * ipa-reference.c: Update tree_pass descriptors.
3369 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3370 * auto-inc-dec.c: Update tree_pass descriptors.
3371 * reorg.c: Update tree_pass descriptors.
3372 * cgraphunit.c: Update tree_pass descriptors.
3373 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3374 * tree-ssa-ccp.c: Update tree_pass descriptors.
3375 * df-core.c: Update tree_pass descriptors.
3376 * mode-switching.c: Update tree_pass descriptors.
3377 * tree-nomudflap.c: Update tree_pass descriptors.
3378 * modulo-sched.c: Update tree_pass descriptors.
3379 * ipa-pure-const.c: Update tree_pass descriptors.
3380 * cse.c: Update tree_pass descriptors.
3381 * web.c: Update tree_pass descriptors.
3382 * tree-stdarg.c: Update tree_pass descriptors.
3383 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3384 * tree-ssa-dom.c: Update tree_pass descriptors.
3385 * tree-nrv.c: Update tree_pass descriptors.
3386 * tree-ssa-alias.c: Update tree_pass descriptors.
3387 * loop-init.c: Update tree_pass descriptors.
3388 * gimple-low.c: Update tree_pass descriptors.
3389 * ipa-inline.c: Update tree_pass descriptors.
3390 * tree-ssa-sink.c: Update tree_pass descriptors.
3391 * global.c: Update tree_pass descriptors.
3392 * ifcvt.c: Update tree_pass descriptors.
3393 * jump.c: Update tree_pass descriptors.
3394 * predict.c: Update tree_pass descriptors.
3395 * tree-ssa-loop.c: Update tree_pass descriptors.
3396 * recog.c: Update tree_pass descriptors.
3397 * dse.c: Update tree_pass descriptors.
3398 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3399 * tree-eh.c: Update tree_pass descriptors.
3400 * regmove.c: Update tree_pass descriptors.
3402 * function.c: Update tree_pass descriptors.
3403 * tree-vectorizer.c: Update tree_pass descriptors.
3404 * gcse.c: Update tree_pass descriptors.
3405 * ipa-type-escape.c: Update tree_pass descriptors.
3406 * tree-if-conv.c: Update tree_pass descriptors.
3407 * init-regs.c: Update tree_pass descriptors.
3408 * ipa.c: Update tree_pass descriptors.
3409 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3410 * rtl-factoring.c: Update tree_pass descriptors.
3411 * lower-subreg.c: Update tree_pass descriptors.
3412 * bt-load.c: Update tree_pass descriptors.
3413 * tree-dfa.c: Update tree_pass descriptors.
3414 * except.c: Update tree_pass descriptors.
3415 * emit-rtl.c: Update tree_pass descriptors.
3416 * cfgexpand.c: Update tree_pass descriptors.
3417 * tree-cfgcleanup.c: Update tree_pass descriptors.
3418 * cfgcleanup.c: Update tree_pass descriptors.
3419 * tree-ssa-pre.c: Update tree_pass descriptors.
3420 * tree-sra.c: Update tree_pass descriptors.
3421 * tree-mudflap.c: Update tree_pass descriptors.
3422 * tree-ssa-copy.c: Update tree_pass descriptors.
3423 * cfglayout.c: Update tree_pass descriptors.
3424 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3425 * tree-ssa-dce.c: Update tree_pass descriptors.
3426 * tree-ssa.c: Update tree_pass descriptors.
3427 * regclass.c: Update tree_pass descriptors.
3428 * integrate.c: Update tree_pass descriptors.
3429 * tree-optimize.c: Update tree_pass descriptors.
3430 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3431 * tree-object-size.c: Update tree_pass descriptors.
3432 * combine.c: Update tree_pass descriptors.
3433 * tree-outof-ssa.c: Update tree_pass descriptors.
3434 * bb-reorder.c: Update tree_pass descriptors.
3435 * stack-ptr-mod.c: Update tree_pass descriptors.
3436 * var-tracking.c: Update tree_pass descriptors.
3437 * tree-profile.c: Update tree_pass descriptors.
3438 * tree-vect-generic.c: Update tree_pass descriptors.
3439 * reg-stack.c: Update tree_pass descriptors.
3440 * sched-rgn.c: Update tree_pass descriptors.
3441 * tree-ssa-structalias.c: Update tree_pass descriptors.
3442 * tree-cfg.c: Update tree_pass descriptors.
3443 * passes.c (current_pass): Update declaration.
3444 (finish_optimization_passes): Update.
3445 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3446 (register_one_dump_file, register_dump_files_1, next_pass_1):
3448 (init_optimization_passes): Update handling of new types.
3449 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3450 * ipa-struct-reorg.c: Update tree_pass descriptors.
3451 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3452 * combine-stack-adj.c: Update tree_pass descriptors.
3453 * cfgrtl.c: Update tree_pass descriptors.
3454 * dce.c: Update tree_pass descriptors.
3455 * tree-ssanames.c: Update tree_pass descriptors.
3457 2008-03-19 Richard Guenther <rguenther@suse.de>
3460 * tree-ssa.c (walk_data): New structure.
3461 (warn_uninitialized_var): If not always_executed warn with "maybe"
3463 (execute_early_warn_uninitialized): Compute post-dominators.
3464 Initialize always_executed before processing each basic block.
3466 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3469 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3470 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3472 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3474 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3476 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3478 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3480 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3481 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3482 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3483 target after ignore has been set, and move there also the commputation
3484 of subtarget and original_target.
3485 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3486 (LANG_HOOKS_INITIALIZER): Remove it.
3487 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3489 2008-03-18 Richard Guenther <rguenther@suse.de>
3491 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3492 found an expression with constants, note that in the VN for the lhs.
3493 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3494 fold them to constants if possible. Run cleanup_cfg if done so.
3495 (execute_pre): Return todo.
3497 (execute_fre): Likewise.
3498 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3500 (get_prop_source_stmt): Look through pointer conversions.
3502 2008-03-18 Jan Hubicka <jh@suse.cz>
3504 * tree-pretty-print.c: Include predict.h.
3505 (dump_generic_node): Dump predictor.
3506 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3507 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3508 * gimple-low.c (lower_stmt): Likewise.
3509 * expr.c (expand_expr_real): Likewise.
3510 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3512 (build_predict_expr, build_predict_expr): New.
3513 * predict.h (predictor_name, build_predict_expr): Update.
3514 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3515 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3516 * predict.def (PRED_CONTINUE): Update hitrate.
3517 * tree.def (PREDICT_EXPR): Define.
3518 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3519 do not handle BIND_EXPR.
3520 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3521 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3522 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3525 2008-03-18 Michael Matz <matz@suse.de>
3527 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3529 2008-03-18 Richard Guenther <rguenther@suse.de>
3531 * tree-gimple.h (is_gimple_invariant_address): Declare.
3532 (is_gimple_constant): Likewise.
3533 * tree-gimple.c (is_gimple_constant): New function.
3534 (is_gimple_invariant_address): Likewise.
3535 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3536 and is_gimple_invariant_address.
3537 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3539 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3540 an addressable base.
3542 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3545 * gimplify.c (gimplify_expr): Gimplify second operand of
3548 2008-03-17 Richard Guenther <rguenther@suse.de>
3550 PR tree-optimization/19637
3551 * fold-const.c (fold_unary): Remove restrictions of removing
3552 intermediate pointer-conversions (P2)(P1)P0.
3553 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3554 conversion to void pointer.
3555 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3557 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3560 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3561 emulated thread local variables.
3563 2008-03-16 Richard Guenther <rguenther@suse.de>
3566 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3567 expand TREE_INVARIANT operations that are not gimple invariant.
3569 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3571 * doc/extend.texi (Alignment): Say that the ABI controls
3572 the __alignof__ for non-strict-alignment targets rather
3573 than being a recommendation.
3575 2008-03-15 Paul Brook <paul@codesourcery.com>
3577 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3579 (arm_output_fn_unwind): Mark functions that can not be unwound.
3581 2008-03-15 Paul Brook <paul@codesourcery.com>
3583 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3584 extension instructions.
3586 2008-03-15 Richard Guenther <rguenther@suse.de>
3588 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3589 and fold constant aggregate refs.
3590 (fold_const_aggregate_ref): Handle string constants
3591 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3592 (evaluate_stmt): Simplify now that ccp_fold folds constant
3595 2008-03-15 Paul Brook <paul@codesourcery.com>
3597 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3598 (extzv): Use gen_extzv_t2.
3599 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3601 2008-03-15 Richard Guenther <rguenther@suse.de>
3603 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3604 (fold_const_aggregate_ref): Likewise.
3605 (get_value): Return NULL if we don't have any values.
3606 (ccp_finalize): Set const_val to NULL after freeing it.
3607 * tree-flow.h (get_symbol_constant_value): Declare.
3608 (fold_const_aggregate_ref): Likewise.
3609 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3611 2008-03-15 Richard Guenther <rguenther@suse.de>
3614 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3615 to not produce negative array indices if not allowed. Add
3616 parameter to indicate that.
3617 (maybe_fold_offset_to_component_ref): Allow negative array
3618 indices only for the first member of a structure.
3619 (maybe_fold_offset_to_reference): Allow negative array indices.
3620 (maybe_fold_stmt_addition): Likewise.
3622 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3623 Anatoly Sokolov <aesok@post.ru>
3625 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3626 (avr_arch): Add ARCH_AVR6.
3627 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3628 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3629 instead of fixed value 2.
3630 (print_operand_address): Use gs() asm specifier instead of pm().
3631 (avr_assemble_integer): (Ditto.).
3632 (avr_output_addr_vec_elt): (Ditto.).
3633 (print_operand): Handle "!" code.
3634 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3635 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3636 (AVR_HAVE_EIJMP_EICALL): Define.
3637 (AVR_3_BYTE_PC): Redefine.
3638 (AVR_2_BYTE_PC): (Ditto.).
3639 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3640 (LINK_SPEC): Add atmega2560 and atmega2561.
3641 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3643 * config/avr/avr.md (call_insn): Use eicall instead of icall
3644 for 3 byte PC devices.
3645 (call_value_insn): (Ditto.).
3646 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3647 (indirect_jump): Use only for for 2 byte PC devices.
3648 (*tablejump): (Ditto.).
3649 (*indirect_jump_avr6): Add insn.
3650 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3651 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3652 instead of ijmp for 3 byte PC devices.
3653 (__tablejump2__): (Ditto.).
3654 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3655 (MULITLIB_DIRNAMES): (Ditto.).
3656 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3658 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3660 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3661 "sse2_umulsidi3". Use V1DI mode for operand 0.
3662 ("mmx_psadbw"): Use V1DI mode for operand 0.
3663 * config/i386/i386-modes.def (V1SI): New vector mode.
3664 * config/i386/i386.c (struct builtin_description)
3665 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3666 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3667 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3668 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3669 v1di_ftype_v8qi_v8qi type.
3670 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3672 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3673 __builtin_ia32_pmuludq]: Fix the mode of return value.
3675 2008-03-15 Richard Guenther <rguenther@suse.de>
3678 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3681 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3683 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3684 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3685 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3686 unless TARGET_SERIALIZE_VOLATILE is enabled.
3687 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3688 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3689 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3691 2008-03-14 Richard Guenther <rguenther@suse.de>
3693 PR tree-optimization/34172
3694 * tree-flow.h (refs_may_alias_p): Declare.
3695 (get_single_def_stmt): Likewise.
3696 (get_single_def_stmt_from_phi): Likewise.
3697 (get_single_def_stmt_with_phi): Likewise.
3698 * tree-dfa.c (refs_may_alias_p): New function.
3699 (get_single_def_stmt): Likewise.
3700 (get_single_def_stmt_from_phi): Likewise.
3701 (get_single_def_stmt_with_phi): Likewise.
3702 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3703 (vn_reference_lookup_1): New helper function.
3704 (vn_reference_lookup): Walk the virtual use-def chain to
3705 continue searching for a match if the def does not alias the
3706 reference we are looking for.
3708 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3710 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3711 archive and Perzl. Update The Written Word listing.
3713 2008-03-14 Richard Guenther <rguenther@suse.de>
3715 PR tree-optimization/34043
3716 PR tree-optimization/33989
3717 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3719 (bitmap_find_leader): Use extra argument to verify dominance
3720 relationship inside a basic-block.
3721 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3722 (find_leader_in_sets): Adjust.
3723 (create_component_ref_by_pieces): Take extra argument for
3724 dominance check, handle lookup failures.
3725 (find_or_generate_expression): Likewise.
3726 (create_expression_by_pieces): Likewise.
3727 (insert_into_preds_of_block): Adjust.
3728 (create_value_expr_from): If asked for, verify all operands
3729 are in the blocks AVAIL_OUT set.
3730 (make_values_for_stmt): Check for SSA_NAMEs that are life
3731 over an abnormal edge.
3732 (compute_avail): Remove such check.
3733 (do_SCCVN_insertion): New function.
3734 (eliminate): If we do not find a leader suitable for replacement
3735 insert a replacement expression from SCCVN if available.
3736 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3737 (struct vn_ssa_aux): Add needs_insertion flag.
3738 * tree-ssa-sccvn.c (may_insert): New global flag.
3739 (copy_reference_ops_from_ref): Value-number union member access
3740 based on its size, not type and member if insertion is allowed.
3741 (visit_reference_op_load): For a weak match from union type
3742 punning lookup a view-converted value and insert a SSA_NAME
3743 for that value if that is not found.
3744 (visit_use): Make dumps shorter. Do not disallow value numbering
3745 SSA_NAMEs that are life over an abnormal edge to constants.
3746 (free_scc_vn): Release inserted SSA_NAMEs.
3747 (run_scc_vn): New flag to specify whether insertion is allowed.
3748 Process SSA_NAMEs in forward order.
3749 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3750 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3751 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3752 pointer type to/from integral types that do not change the
3753 precision to regular conversions.
3755 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3757 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3758 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3759 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3760 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3761 input arguments and the mode of return value. Built-in functions
3762 that operate on whole 64-bit MMX register now use V1DI mode.
3764 2008-03-13 Alon Dayan <alond@il.ibm.com>
3765 Olga Golovanevsky <olga@il.ibm.com>
3767 PR tree-optimization/35041
3768 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3769 to locate the right position in a statement.
3771 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3775 * config/i386/xmmintrin.h: Change all static inline functions to
3776 extern inline and add __gnu_inline__ attribute.
3777 * config/i386/bmintrin.h: Ditto.
3778 * config/i386/smmintrin.h: Ditto.
3779 * config/i386/tmmintrin.h: Ditto.
3780 * config/i386/mmintrin-common.h: Ditto.
3781 * config/i386/ammintrin.h: Ditto.
3782 * config/i386/emmintrin.h: Ditto.
3783 * config/i386/pmmintrin.h: Ditto.
3784 * config/i386/mmintrin.h: Ditto.
3785 * config/i386/mm3dnow.h: Ditto.
3787 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3790 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3791 (lower_omp_2): New function.
3792 (lower_omp_1, lower_omp): Rewritten.
3794 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3797 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3798 with the phrase "Microsoft Windows compilers".
3799 (Push/Pop Macro Pragmas): New subsection. Document
3800 #pragma push_macro and pragma pop_macro.
3802 2008-03-12 Paul Brook <paul@codesourcery.com>
3804 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3806 2008-03-12 Paul Brook <paul@codesourcery.com>
3808 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3809 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3810 (thumb2_addsi_shortim): Rename ...
3811 (thumb2_addsi_short): ... to this. Allow register operands.
3812 (thumb2_subsi_short): New pattern.
3813 (thumb2_one_cmplsi2_short,
3814 thumb2_negsi2_short): New patterns and peepholes.
3816 2008-03-12 Paul Brook <paul@codesourcery.com>
3818 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3820 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3822 * config/i386/i386.md (int_cond): New code iterator.
3824 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3825 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3826 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3827 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3828 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3829 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3830 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3831 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3833 2008-03-12 Paul Brook <paul@codesourcery.com>
3835 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3836 instead of {arm,thumb}_compute_save_reg_mask.
3837 (output_return_instruction): Ditto.
3838 (thumb_unexpanded_epilogue): Ditto.
3839 (thumb1_expand_prologue): Ditto.
3840 (thumb1_output_function_prologue): Ditto.
3841 (arm_set_return_address): Ditto.
3842 (thumb_set_return_address): Ditto.
3843 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3844 regs to achieve stack alignment.
3845 (thumb1_compute_save_reg_mask): Fix compiler warning.
3846 (arm_output_epilogue): Use offsets->saved_regs_mask.
3847 Adjust stack pointer by poping call clobered registers.
3848 (arm_expand_prologue): Use offsets->saved_regs_mask.
3849 Adjust stack pointer by pushing extra registers.
3850 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3852 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3855 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3856 conversion to the operands of a multiplication.
3858 2008-03-12 Richard Guenther <rguenther@suse.de>
3860 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3861 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3862 * timevar.def (TV_TREE_PHIPROP): Add.
3863 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3864 pass description. Use TV_TREE_PHIPROP.
3865 * tree-ssa-forwprop.c: Remove phiprop code.
3867 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3870 * omp-low.c (maybe_lookup_decl): Constify first argument.
3871 (use_pointer_for_field): Change last argument from bool to
3872 omp_context *. Disallow shared copy-in/out in nested
3873 parallel if decl is shared in outer parallel too.
3874 (build_outer_var_ref, scan_sharing_clauses,
3875 lower_rec_input_clauses, lower_copyprivate_clauses,
3876 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3878 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3879 Ira Rosen <irar@il.ibm.com>
3881 * tree-vectorizer.c (free_stmt_vec_info): New function.
3882 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3883 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3884 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3885 * tree-vect-transform.c (vectorizable_conversion): Free
3886 vec_oprnds0 if it was allocated.
3887 (vect_permute_store_chain): Remove unused VECs.
3888 (vectorizable_store): Free VECs that are allocated in the..
3890 (vect_transform_strided_load, vectorizable_load): Likewise.
3891 (vect_remove_stores): Simplify the code.
3892 (vect_transform_loop): Move code to vect_remove_stores().
3893 Call vect_remove_stores() and free_stmt_vec_info().
3895 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3897 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3898 TARGET_HPUX. Revise comment.
3899 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3900 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3901 Use sr4 variant of `be' instruction when not generating PIC code.
3902 (attr_length_call): Adjust for above change.
3904 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3906 * ipa-reference.c (static_execute): Remove module_statics_const and
3907 associated setting code.
3909 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3912 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3913 predicate for operand 1.
3914 (paritysi2_cmp): Use register_operand predicate for operand 2.
3915 Use earlyclobber modifier for operand 1. Remove support for
3917 (paritydi2_cmp): Use register_operand predicate for operand 3.
3918 Use earlyclobber modifier for operand 1. Remove support for
3921 2008-03-11 Paul Brook <paul@codesourcery.com>
3922 Vladimir Prus <vladimir@codesourcery.com>
3924 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3925 (arm_compute_save_reg0_reg12_mask): Always
3926 check if register 11 must be saved. Always safe hard frame pointer
3927 when frame_pointer_needeed.
3928 (arm_compute_save_reg_mask): Save IP and PC
3929 only with apcs frames.
3930 (arm_output_epilogue): Adjust Thumb2 codepath to
3931 be also invoked and work for ARM non-apcs frames.
3932 (arm_expand_prologue): Don't bother saving IP
3933 for non-apcs frame, since it's not clobbered by
3934 prologue code. Implement non-apcs frame
3937 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3939 PR rtl-optimization/35281
3940 * expr.c (convert_move): Use a new pseudo for the intermediate
3941 from_mode->word_mode result.
3943 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3945 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3946 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3947 * toplev.c (compile_file): Don't call it.
3949 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3952 * expr.c (store_expr): Call emit_block_move if the mode
3953 of "temp" RTX is BLKmode.
3955 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3956 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/31358
3959 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3960 the step with a NULL_TREE.
3961 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3962 to sizetype if type is a pointer type.
3963 (add_candidate_1): Don't convert the base and step to
3964 the generic type if the orginal type is a pointer type.
3965 (add_iv_value_candidates): Use sizetype for the step
3966 if type is a pointer type.
3967 (cand_value_at): Likewise.
3968 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3970 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3971 Don't convert the tem affine to the type.
3972 (add_elt_to_tree): Use sizetype for the step if a pointer.
3973 Use POINTER_PLUS_EXPR for pointers.
3974 (aff_combination_to_tree): Use sizetype for the step if a
3977 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3979 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3980 Remove commutativity hint.
3982 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3986 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3987 errorneous type. Check that v is a VAR_DECL.
3990 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3992 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3994 PR tree-optimization/35494
3995 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3996 may be overriden at link and run time.
3998 2008-03-10 Richard Guenther <rguenther@suse.de>
4000 PR tree-optimization/34677
4001 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4002 (poolify_tree): Likewise.
4003 (modify_expr_template): Likewise.
4004 (poolify_modify_stmt): Likewise.
4005 (insert_fake_stores): Handle all component-ref style stores
4006 in addition to INDIRECT_REF. Also handle complex types.
4007 Do not poolify the inserted load.
4008 (realify_fake_stores): Do not rebuild the tree but only
4009 make it a SSA_NAME copy.
4010 (init_pre): Remove initialzation of modify_expr_template.
4011 Do not allocate modify_expr_node_pool.
4012 (fini_pre): Do not free modify_expr_node_pool.
4014 2008-03-10 Paul Brook <paul@codesourcery.com>
4016 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4019 2008-03-10 Paul Brook <paul@codesourcery.com>
4020 Mark Shinwell <shinwell@codesourcery.com>
4022 * config/arm/cortex-r4.md: New.
4023 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4025 * config/arm/arm.md: Include cortex-r4.md.
4026 (insn): Add smmls, sdiv and udiv values.
4027 (generic_sched): Don't use generic scheduling for Cortex-R4.
4028 (arm_issue_rate): New function.
4029 (TARGET_SCHED_ISSUE_RATE): Define.
4031 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4033 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4035 2008-03-10 Richard Guenther <rguenther@suse.de>
4037 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4038 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4040 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4042 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4043 Set default to true.
4045 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4047 * c.opt (Wsynth): Deprecate.
4048 * doc/invoke.texi (Option Summary, Warning Options): Document
4049 -Wno-format-contains-nul.
4051 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4054 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4055 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4057 2008-03-09 Ira Rosen <irar@il.ibm.com>
4059 * config/rs6000/rs6000.c (builtin_description): Rename vector
4060 left shift operations.
4061 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4062 (altivec_vsl<VI_char>): Rename to ...
4063 (ashl<mode>3): ... new name.
4064 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4066 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4068 2008-03-08 Richard Guenther <rguenther@suse.de>
4070 * coverage.h (tree_coverage_counter_addr): Declare.
4071 * coverage.c (tree_coverage_counter_addr): New function.
4072 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4074 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4075 (tree_gen_one_value_profiler): Likewise.
4076 (tree_gen_ic_profiler): Likewise.
4077 (tree_gen_average_profiler): Likewise.
4078 (tree_gen_ior_profiler): Likewise.
4080 2008-03-08 Richard Guenther <rguenther@suse.de>
4082 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4083 (vn_binary_op_insert): Likewise.
4084 (vn_unary_op_lookup): Likewise.
4085 (vn_unary_op_insert): Likewise.
4086 (vn_nary_op_lookup): Declare.
4087 (vn_nary_op_insert): Likewise.
4088 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4089 and binary hashes, use a single obstack for unary_op_pool
4091 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4092 a single struct vn_nary_op_s. Store tree code length and
4093 a variable number of operands.
4094 (struct vn_reference_op_struct): Remove unused op2.
4095 (vn_reference_op_eq): Do not compare op2.
4096 (vn_reference_op_compute_hash): Do not compute hash of op2.
4097 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4098 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4099 with vn_nary_op_compute_hash.
4100 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4101 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4103 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4105 (visit_unary_op): Call nary functions.
4106 (visit_binary_op): Likewise.
4107 (process_scc): Adjust for struct vn_tables_s changes.
4108 (allocate_vn_table): Likewise.
4109 (free_vn_table): Likewise.
4110 * tree-vn.c (vn_add): Call nary functions.
4111 (vn_lookup): Likewise.
4113 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4116 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4117 wdst back after sync_compare_and_swapqhi_internal.
4119 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4122 * config/i386/i386-modes.def (V1DI): New vector mode.
4123 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4124 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4125 (MMXMODE248): Ditto.
4126 (MMXMODE): Add V1DI mode.
4127 (mmxvecsize): Change DI mode to V1DI mode.
4128 ("mov<mode>): Use MMXMODEI8 mode iterator.
4129 ("*mov<mode>_internal_rex64"): Ditto.
4130 ("*mov<mode>_internal"): Ditto.
4131 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4132 ("mmx_sub<mode>3"): Ditto.
4133 ("mmx_adddi3"): Remove insn pattern.
4134 ("mmx_subdi3"): Ditto.
4135 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4136 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4137 ("mmx_ashl<mode>3"): Ditto.
4138 ("mmx_lshrdi3"): Remove insn pattern.
4139 ("mmx_ashldi3"): Ditto.
4140 * config/i386/i386.c (classify_argument): Handle V1DImode.
4141 (function_arg_advance_32): Ditto.
4142 (function_arg_32): Ditto.
4143 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4144 mmx_addv1di3 insn pattern.
4145 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4146 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4147 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4148 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4149 Remove definitions of built-in functions.
4150 (V1DI_type_node): New node.
4151 (v1di_ftype_v1di_int): Ditto.
4152 (v1di_ftype_v1di_v1di): Ditto.
4153 (v2si_ftype_v2si_si): Ditto.
4154 (v4hi_ftype_v4hi_di): Remove node.
4155 (v2si_ftype_v2si_di): Ditto.
4156 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4157 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4158 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4159 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4160 Add new builtins using def_builtin_const.
4161 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4162 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4163 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4164 * config/i386/mmintrin.h (__v1di): New typedef.
4165 (_mm_add_si64): Cast arguments to __v1di type.
4166 (_mm_sub_si64): Ditto.
4167 (_mm_sll_pi16): Cast __count to __v4hi type.
4168 (_mm_sll_pi32): Cast __count to __v2si type.
4169 (_mm_sll_si64): Cast arguments to __v1di type.
4170 (_mm_srl_pi16): Cast __count to __v4hi type.
4171 (_mm_srl_pi32): Cast __count to __v2si type.
4172 (_mm_srl_si64): Cast arguments to __v1di type.
4173 (_mm_sra_pi16): Cast __count to __v4hi type.
4174 (_mm_sra_pi32): Cast __count to __v2si type.
4175 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4176 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4177 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4178 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4179 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4180 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4181 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4182 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4183 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4184 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4185 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4186 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4188 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4190 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4192 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4195 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4196 reg+const addressing for Altivec modes. Don't generate reg+reg
4197 addressing for TFmode or TDmode quantities.
4199 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4201 * c-common.c (vector_types_convertible_p): Call langhook
4202 instead of comptypes.
4204 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4207 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4208 integral and scalar float variables which have a
4211 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4213 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4214 dwarf_register_span hook when emitting unwind information for
4215 register-to-memory saves.
4216 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4217 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4219 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4221 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4222 for the same VAR_DECL.
4224 2008-03-06 Tom Tromey <tromey@redhat.com>
4227 * doc/standards.texi (Standards): Don't mention treelang.
4228 * doc/invoke.texi (Overall Options): Don't mention treelang.
4229 * doc/install.texi (Prerequisites): Don't mention bison or
4231 (Configuration): Don't mention treelang.
4232 (Building): Likewise.
4233 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4235 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4237 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4238 word-extractions out of a multi-word object.
4240 2008-03-06 Richard Guenther <rguenther@suse.de>
4242 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4243 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4244 result type and precision.
4245 * expr.c (get_inner_reference): Set unsignedp based on the result
4246 type of BIT_FIELD_REF.
4247 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4248 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4249 (try_instantiate_multiple_fields): Likewise. Use the correct type
4251 (sra_build_assignment): Likewise.
4252 (sra_build_elt_assignment): Likewise.
4253 (sra_explode_bitfield_assignment): Likewise.
4254 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4255 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4256 set BIT_FIELD_REF_UNSIGNED.
4257 (vectorizable_load): Likewise.
4259 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4261 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4264 2008-03-06 Richard Guenther <rguenther@suse.de>
4266 * alias.c (struct alias_set_entry): Move has_zero_child field
4267 to pack with alias_set.
4269 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4271 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4274 2008-03-05 Ian Lance Taylor <iant@google.com>
4276 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4278 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4280 * fwprop.c (update_df): Support width and offset parameters of
4282 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4283 global_conflicts): Change DF_REF_EXTRACT to either
4284 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4285 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4286 * df-scan.c (df_ref_record, df_defs_record,
4287 df_ref_create_structure, df_def_record_1, df_uses_record,
4288 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4289 df_bb_refs_collect, df_entry_block_defs_collect,
4290 df_exit_block_uses_collect): Support new width and offset fields.
4291 (ref_extract_pool): New storage pool.
4292 (df_free_ref): New function.
4293 (df_reg_chain_unlink, df_free_collection_rec,
4294 df_sort_and_compress_refs): Call df_free_ref.
4295 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4297 (df_ref_create_structure): Allocate df_ref_extract if offset and
4298 width fields are used.
4299 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4300 (df_uses_record): Get offset and width from ZERO_EXTRACT
4302 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4303 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4304 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4305 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4306 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4307 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4308 (df_ref_extract): New structure.
4309 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4310 (df_ref_create): Add width and offset parameters.
4312 2008-03-05 Richard Guenther <rguenther@suse.de>
4314 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4315 Use ranges_overlap_p.
4316 (offset_overlaps_with_access): Rename
4317 to ranges_overlap_p and move ...
4318 * tree-flow-inline.h (ranges_overlap_p): ... here.
4320 * tree.h (get_inner_reference, handled_component_p): Update
4323 * tree.h (record_component_aliases, get_alias_set,
4324 alias_sets_conflict_p, alias_sets_must_conflict_p,
4325 objects_must_conflict_p): Move declarations ...
4326 * alias.h (record_component_aliases, get_alias_set,
4327 alias_sets_conflict_p, alias_sets_must_conflict_p,
4328 objects_must_conflict_p): ... here.
4329 Include coretypes.h.
4330 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4332 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4334 * cfg.c: Include tree-flow.h.
4335 (remove_edge_raw): Call redirect_edge_var_map_clear.
4336 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4337 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4338 (redirect_edge_var_map_result): New.
4339 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4340 PENDING_STMT use with redirect_edge_var_map_*.
4341 * tree-ssa.c (edge_var_maps): New definition.
4342 (redirect_edge_var_map_add): New.
4343 (redirect_edge_var_map_clear): New.
4344 (redirect_edge_var_map_dup): New.
4345 (redirect_edge_var_map_vector): New.
4346 (redirect_edge_var_map_destroy): New.
4347 (ssa_redirect_edge): Replace PENDING_STMT use with
4348 redirect_edge_var_map_*.
4349 (flush_pending_stmts): Same.
4350 (delete_tree_ssa): Destroy edge var map.
4351 * tree-flow.h (struct _edge_var_map): New.
4352 Define edge_var_map vector type.
4353 Declare redirect_edge_var_map_* prototypes.
4354 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4355 * tree-cfg.c (reinstall_phi_args): Replace
4356 PENDING_STMT use with redirect_edge_var_map_*.
4358 2008-03-05 Richard Guenther <rguenther@suse.de>
4360 PR tree-optimization/35472
4361 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4362 whose single use_stmt has a overlapping set of loaded and
4363 stored symbols as that use_stmt might be a noop assignment then.
4365 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4367 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4369 2008-03-05 Richard Guenther <rguenther@suse.de>
4372 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4373 should be constants.
4374 * tree-cfg.c (verify_expr): Verify it.
4375 * fold-const.c (fold_truthop): Remove code generating
4376 BIT_FIELD_REFs of structure bases.
4377 (fold_binary): Likewise.
4378 (fold_ternary): Position and size of BIT_FIELD_REFs are
4379 always host integers.
4380 (make_bit_field_ref): Remove.
4381 (optimize_bit_field_compare): Remove.
4382 (all_ones_mask_p): Remove.
4384 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4387 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4388 (split_block_and_df_analyze): New. Split basic block and rebuild
4390 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4392 (split_pattern_seq): Likewise.
4393 (erase_matching_seqs): Likewise.
4394 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4396 2008-03-04 Geoff Keating <geoffk@apple.com>
4398 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4399 declaration and code.
4400 (tree_invalid_nonnegative_warnv_p): Likewise.
4402 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4404 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4405 examples. Truncate option-names then causing overfull hbox.
4407 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4410 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4412 * configure: Rebuilt.
4414 2008-03-04 Rafael Espindola <espindola@google.com>
4416 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4417 (tree_unary_nonnegative_warnv_p): New.
4418 (tree_binary_nonnegative_warnv_p): New.
4419 (tree_single_nonnegative_warnv_p): New.
4420 (tree_invalid_nonnegative_warnv_p): New.
4421 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4423 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4426 * opts.c (handle_option): Postpone 'unknown option' errors only for
4429 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4432 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4435 2008-03-04 Rafael Espindola <espindola@google.com>
4437 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4438 (tree_binary_nonzero_warnv_p): New.
4439 (tree_single_nonzero_warnv_p): New.
4440 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4442 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4445 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4446 transformations for modes that have signed zeros.
4447 * ifcvt.c (noce_try_abs): Ditto.
4449 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4451 * config/i386/i386.c (override_options): Force
4452 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4454 2008-03-04 Jan Hubicka <jh@suse.cz>
4457 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4460 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4462 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4463 label to probe the stack.
4465 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4467 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4468 (__gthr_win32_mutex_destroy): Declare.
4469 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4470 __gthr_win32_mutex_destroy.
4471 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4473 2008-03-03 Jan Hubicka <jh@suse.cz>
4476 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4477 aggressive on inlining cold calls.
4479 2008-03-03 Richard Guenther <rguenther@suse.de>
4481 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4482 struct copies into the expression table.
4483 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4484 (try_to_simplify): Likewise.
4485 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4486 integral and pointer arguments which do not change the
4487 precision to NOP_EXPRs.
4488 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4489 VIEW_CONVERT_EXPR case.
4491 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4493 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4494 defined in a loop at depth 0 is invariant.
4495 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4496 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4497 be called at loop depth 0.
4499 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4502 * gcc.c (process_command): Update copyright notice dates.
4503 * gcov.c (print_version): Likewise.
4504 * gcov-dump.c (print_version): Likewise.
4505 * mips-tfile.c (main): Likewise.
4506 * mips-tdump.c (main): Likewise.
4508 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4511 * c-common.c (flag_permissive): Delete.
4512 (constant_expression_warnings): Check flags first.
4513 (constant_expression_error): New.
4514 * c-common.h (flag_permissive): Delete.
4515 (constant_expression_error): Declare.
4516 * flags.h (flag_permissive): Declare. Update description.
4517 * diagnostic.c (pedwarn): Update.
4519 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4520 (permissive_error_kind): New.
4521 * toplev.c (flag_permissive): Define. Update description.
4522 * toplev.h (permissive_error_kind): Declare.
4523 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4524 (pedwarn_c90): Use pedantic_warning_kind.
4525 * c-opts.c (c_common_post_options): flag_permissive does not affect
4526 flag_pedantic_errors.
4528 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4530 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4531 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4532 __absvsi2, __absvDI2): Use unsigned arithmetic.
4534 2008-03-02 Andi Kleen <ak@suse.de>
4535 Richard Guenther <rguenther@suse.de>
4537 * struct-equiv.c: Remove file.
4538 * cfg_cleanup.c (condjump_equiv_p): Remove.
4539 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4540 (struct-equiv.o): Remove rule.
4541 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4542 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4543 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4545 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4547 * ifcvt.c (noce_process_if_block): Try to handle only the then
4548 block if the else block exists but isn't suitable.
4550 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4553 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4554 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4555 regression from previous patch.
4557 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4560 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4562 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4563 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4564 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4565 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4566 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4567 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4568 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4569 (__gthread_mutex_destroy_function): Rename to
4570 __gthread_mutex_destroy.
4571 * gthr-dce.h (__gthread_mutex_destroy): Call
4572 pthread_mutex_destroy.
4573 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4574 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4575 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4577 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4579 * df-scan.c (df_ref_chain_change_bb): Simplify.
4580 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4581 set_block_for_insn if there's any change.
4582 * df.h ((df_insn_change_bb): Fix prototype.
4583 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4584 df_insn_change_bb, don't call set_block_for_insn.
4585 * emit-rtl.c (reorder_insns): Likewise.
4586 * haifa-sched.c (move_insn): Likewise.
4588 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4590 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4592 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4594 * tree-flow-inline.h (next_readonly_imm_use): Return
4595 NULL_USE_OPERAND_P after the end.
4597 2008-03-01 Richard Guenther <rguenther@suse.de>
4599 PR tree-optimization/35411
4600 * tree-sra.c (sra_build_assignment): Split conversion to
4601 final type to a separate statement if we are not assigning
4604 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4606 * fold-const.c (fold_convertible_p): Correct the logic to follow
4607 that in fold_convert().
4609 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4612 * tree-inline.c (build_duplicate_type): When we make a
4613 duplicate type, make it unique in the canonical types system.
4615 2008-02-29 Tom Tromey <tromey@redhat.com>
4617 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4618 input_file_stack_history, input_file_stack_restored): Remove.
4619 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4620 * input.h (struct file_stack): Remove.
4621 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4622 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4624 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4626 (diagnostic_last_module_changed): Add 'map' argument.
4627 (diagnostic_set_last_function): Likewise.
4628 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4629 line map, not input_file_stack.
4630 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4632 2008-02-29 Paul Brook <paul@codesourcery.com>
4634 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4636 2008-02-29 Paul Brook <paul@codesourcery.com>
4638 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4640 2008-02-29 Richard Guenther <rguenther@suse.de>
4642 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4644 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4645 value for comparing for a store match.
4646 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4647 (try_to_simplify): Do not do a full-blown reference lookup.
4649 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4651 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4652 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4654 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4656 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4658 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4659 strides against cache sizes.
4661 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4663 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4666 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4668 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4669 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4670 is smaller than the original promoted value.
4671 (simplify_subreg): If OP is a SUBREG, try to preserve its
4672 SUBREG_PROMOTED_VAR_P information.
4674 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4676 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4677 (VN_INFO_GET): Allocate new objects on the obstack.
4678 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4679 for rpo_numbers_temp, for consistency.
4680 (free_scc_vn): Free the obstack.
4682 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4684 * doc/invoke.texi: Document -ftree-loop-distribution.
4685 * tree-loop-distribution.c: New.
4686 * tree-pass.h (pass_loop_distribution): New.
4687 * graphds.h (struct graph): Add htab_t indices.
4688 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4689 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4690 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4691 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4692 * tree-data-ref.c (debug_data_dependence_relations): New.
4693 (dump_data_dependence_relation): Also print data references.
4694 (free_data_ref): Extern.
4695 (same_access_functions): Moved...
4696 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4697 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4698 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4699 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4700 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4701 (stmts_from_loop): Skip LABEL_EXPR.
4702 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4704 (build_rdg): Initialize rdg->indices htab.
4705 (free_rdg, stores_from_loop, ref_base_address,
4706 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4707 have_similar_memory_accesses_1, ref_base_address_1,
4708 remove_similar_memory_refs): New.
4709 * tree-data-ref.h: Depend on tree-chrec.h.
4710 (debug_data_dependence_relations, free_data_ref): Declared.
4711 (same_access_functions): ... here.
4712 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4714 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4715 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4716 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4717 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4718 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4719 rdg_vertex_for_stmt): Declared.
4720 (struct rdg_edge): Add level.
4722 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4723 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4725 (rdg_has_similar_memory_accesses): New.
4726 * tree-vect-analyze.c: Remove unused static decls.
4727 * lambda.h (dependence_level): New.
4728 * common.opt (ftree-loop-distribution): New.
4729 * tree-flow.h (mark_virtual_ops_in_bb,
4730 slpeel_tree_duplicate_loop_to_edge_cfg,
4731 rename_variables_in_loop): Declared.
4732 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4733 (OBJS-common): Add tree-loop-distribution.o.
4734 (tree-loop-distribution.o): New rule.
4735 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4736 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4737 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4739 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4742 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4743 other than structures and unions.
4745 2008-02-28 Richard Guenther <rguenther@suse.de>
4748 2008-02-26 Richard Guenther <rguenther@suse.de>
4750 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4751 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4752 (lookup_decl_from_uid): Declare.
4753 (remove_decl_from_map): Likewise.
4754 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4755 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4756 (decl_for_uid_map): New global hashtable mapping DECL_UID
4758 (init_ttree): Allocate it.
4759 (insert_decl_to_uid_decl_map): New helper function.
4760 (make_node_stat): Insert new decls into the map.
4761 (copy_node_stat): Likewise.
4762 (lookup_decl_from_uid): New function.
4763 (remove_decl_from_map): Likewise.
4764 (print_decl_for_uid_map_statistics): New helper.
4765 (dump_tree_statistics): Call it.
4767 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4768 (referenced_var_iterator): Adjust.
4769 (FOR_EACH_REFERENCED_VAR): Adjust.
4770 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4771 (num_referenced_vars): Adjust.
4772 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4773 (first_referenced_var): Remove.
4774 (end_referenced_vars_p): Likewise.
4775 (next_referenced_var): Likewise.
4776 (referenced_var_iterator_set): New helper function.
4777 * tree-dfa.c (referenced_var_lookup): Adjust.
4778 (referenced_var_check_and_insert): Likewise.
4779 (remove_referenced_var): Likewise.
4780 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4781 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4782 (verify_call_clobbering): Likewise.
4783 (verify_memory_partitions): Likewise.
4784 (init_tree_ssa): Allocate bitmap instead of hashtable for
4786 (delete_tree_ssa): Adjust.
4787 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4788 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4789 (compute_tag_properties): Likewise.
4790 (set_initial_properties): Likewise.
4791 (find_partition_for): Likewise.
4792 (update_reference_counts): Likewise.
4793 (dump_may_aliases_for): Likewise.
4794 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4795 (add_call_clobber_ops): Likewise.
4796 (add_call_read_ops): Likewise.
4797 (get_asm_expr_operands): Likewise.
4798 * tree-into-ssa.c (dump_decl_set): Likewise.
4799 (update_ssa): Likewise.
4800 * tree-sra.c (scan_function): Likewise.
4801 (decide_instantiations): Likewise.
4802 (scalarize_parms): Likewise.
4803 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4804 (dsa_named_for): Likewise.
4805 * tree-ssa-structalias.c (update_alias_info): Likewise.
4806 (merge_smts_into): Likewise.
4808 2008-02-27 David Daney <ddaney@avtrex.com>
4811 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4812 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4813 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4814 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4815 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4817 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4820 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4821 (BUILT_IN_NEXTTOWARD): Remove.
4822 (BUILT_IN_NEXTTOWARDF): Ditto.
4823 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4824 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4826 2008-02-27 Tom Tromey <tromey@redhat.com>
4828 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4829 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4831 2008-02-27 Jan Beulich <jbeulich@novell.com>
4833 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4834 update the respective field on newdecl.
4836 2008-02-27 Revital Eres <eres@il.ibm.com>
4838 PR rtl-optimization/34999
4839 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4840 crossing edges that ends with a call insn.
4841 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4842 call insn and clear the EDGE_CROSSING flag of the crossing edge
4843 when fixing fallthru edges.
4845 2008-02-27 Richard Guenther <rguenther@suse.de>
4848 * fold-const.c (fold_unary): Return the correct argument,
4849 converted to the result type.
4851 2008-02-27 Richard Guenther <rguenther@suse.de>
4854 * expr.c (expand_expr_real_1): Assert on rotates that operate
4856 * fold-const.c (fold_binary): Use the types precision, not the
4857 bitsize of the mode if folding rotate expressions. Build rotates
4858 only for full modes.
4860 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4862 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4864 * c-pragma.c (pragma_ns_name): New typedef.
4865 (registered_pp_pragmas): New variable.
4866 (c_pp_lookup_pragma): New function.
4867 (c_register_pragma_1): If flag_preprocess_only, do nothing
4868 for non-expanded pragmas, for expanded ones push pragma's
4869 namespace and name into registered_pp_pragmas vector.
4870 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4871 flag_preprocess_only, don't register GCC pch_preprocess
4872 pragma if flag_preprocess_only.
4873 * c-opts.c (c_common_init): Call init_pragma even if
4874 flag_preprocess_only.
4875 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4876 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4877 cpp_register_pragma if flag_preprocess_only.
4879 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4882 * c-parser.c (c_parser_translation_unit): Warn for empty
4883 translation unit, not empty source file.
4885 2008-02-26 Paul Brook <paul@codesourcery.com>
4887 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4888 operand for Thumb-2.
4889 * config/arm/arm.h (reg_class): Add CORE_REGS.
4890 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4891 (BASE_REG_CLASS): Use CORE_REGS.
4892 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4893 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4894 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4895 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4896 ARM_REGNO_OK_FOR_INDEX_P.
4897 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4898 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4899 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4900 (ldm/stm peepholes): Ditto.
4901 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4902 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4903 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4904 * config/arm/constraints.md: Enable "k" constraint on ARM.
4906 2008-02-27 Ben Elliston <bje@au.ibm.com>
4908 * config/rs6000/rs6000.c: Annotate cache line size field in all
4909 instances of struct processor_costs.
4911 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4913 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4914 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4915 jump_bypass): New counters.
4916 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4917 * dce.c (gate_ud_dce): Same.
4918 (gate_fast_dce): Same.
4919 * dse.c (gate_dse1): New function.
4920 (gate_dse2): New function.
4921 (gate_dse): Merge results of new gate functions.
4922 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4923 (gate_handle_jump_bypass): Add dbg_cnt.
4924 (gate_handle_gcse): Add dbg_cnt.
4925 * ifcvt.c (gate_handle_if_conversion): Same.
4926 (gate_handle_if_after_combine): Same.
4927 (gate_handle_if_after_reload): Same.
4928 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4930 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4932 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4934 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4936 2008-02-26 Jason Merrill <jason@redhat.com>
4939 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4940 alone if it's the naming decl for the type's main variant.
4942 2008-02-26 Tom Tromey <tromey@redhat.com>
4944 * system.h (USE_MAPPED_LOCATION): Poison.
4945 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4946 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4947 (make_goto_expr_edges): Likewise.
4948 (remove_bb): Likewise.
4949 (execute_warn_function_return): Likewise.
4950 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4952 * c-common.c (fname_decl): Remove old location code.
4953 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4955 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4957 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4958 (gen_rtx_ASM_INPUT): Likewise.
4959 (gen_rtx_ASM_INPUT_loc): Likewise.
4960 (get_rtx_asm_OPERANDS): Remove.
4961 * cfglayout.c (insn_locators_alloc): Remove old location code.
4962 (set_curr_insn_source_location): Likewise.
4963 (curr_insn_locator): Likewise.
4964 * print-tree.c (print_node): Remove old location code.
4965 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4966 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4967 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4968 location_from_locus.
4969 (construct_exit_block): Remove old location code.
4970 * emit-rtl.c (force_next_line_note): Remove old location code.
4971 * profile.c (branch_prob): Remove old location code.
4972 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4973 LOC_LINE): Remove old-location variants.
4974 * langhooks.c (lhd_print_error_function): Remove old location
4976 * configure, config.in: Rebuilt.
4977 * configure.ac (--enable-mapped-location): Remove.
4978 * c-decl.c (c_init_decl_processing): Remove old location code.
4979 (finish_function): Likewise.
4980 * recog.c (decode_asm_operands): Remove old location code.
4981 * c-pch.c (c_common_read_pch): Remove old location code.
4982 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4984 * gimple-low.c (lower_function_body): Remove old location code.
4985 * toplev.c (unknown_location): Remove.
4986 (push_srcloc): Remove old-location variant.
4987 (process_options): Remove old location code.
4988 (lang_dependent_init): Likewise.
4989 * input.h (UNKNOWN_LOCATION): Move definition.
4990 (location_t): Undeprecate.
4991 (source_locus): Remove.
4992 (location_from_locus): Remove.
4993 (struct location_s): Remove.
4994 Remove all old-location code.
4995 (input_line, input_filename): Remove.
4996 * final.c (final_scan_insn): Remove old location code.
4997 * diagnostic.c (diagnostic_build_prefix): Remove
4998 USE_MAPPED_LOCATION test.
4999 * tree.h (gimple_stmt) <locus>: Now a location_t.
5000 (tree_exp) <locus>: Likewise.
5001 (DECL_IS_BUILTIN): Remove old-location variant.
5002 (annotate_with_file_line, annotate_with_locus): Likewise.
5003 (expr_locus, set_expr_locus): Update.
5004 * tree.c (build1_stat): Remove old location code.
5005 (last_annotated_node): Remove.
5006 (annotate_with_file_line): Remove old-location variant.
5007 (annotate_with_locus): Likewise.
5008 (expr_location): Remove old location code.
5009 (set_expr_location): Likewise.
5010 (expr_has_location): Likewise.
5011 (expr_locus): Likewise.
5012 (set_expr_locus): Likewise.
5013 (expr_filename): Don't use location_from_locus.
5014 (expr_lineno): Likewise.
5015 * rtl-error.c (location_for_asm): Remove old location code.
5016 * c-lex.c (cb_line_change): Remove old location code.
5017 (fe_file_change): Likewise.
5018 (cb_def_pragma): Likewise.
5019 (c_lex_with_flags): Likewise.
5020 * gengtype.c (do_typedef): Don't special-case location types.
5021 (define_location_structures): Remove.
5022 (main): Don't call define_location_structures.
5023 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5026 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5029 * builtins.def (BUILT_IN_STDARG_START): Remove.
5030 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5031 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5032 * tree-inline.c (inline_forbidden_p_1): Likewise.
5034 2008-02-26 Richard Guenther <rguenther@suse.de>
5036 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5037 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5038 (lookup_decl_from_uid): Declare.
5039 (remove_decl_from_map): Likewise.
5040 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5041 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5042 (decl_for_uid_map): New global hashtable mapping DECL_UID
5044 (init_ttree): Allocate it.
5045 (insert_decl_to_uid_decl_map): New helper function.
5046 (make_node_stat): Insert new decls into the map.
5047 (copy_node_stat): Likewise.
5048 (lookup_decl_from_uid): New function.
5049 (remove_decl_from_map): Likewise.
5050 (print_decl_for_uid_map_statistics): New helper.
5051 (dump_tree_statistics): Call it.
5053 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5054 (referenced_var_iterator): Adjust.
5055 (FOR_EACH_REFERENCED_VAR): Adjust.
5056 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5057 (num_referenced_vars): Adjust.
5058 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5059 (first_referenced_var): Remove.
5060 (end_referenced_vars_p): Likewise.
5061 (next_referenced_var): Likewise.
5062 (referenced_var_iterator_set): New helper function.
5063 * tree-dfa.c (referenced_var_lookup): Adjust.
5064 (referenced_var_check_and_insert): Likewise.
5065 (remove_referenced_var): Likewise.
5066 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5067 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5068 (verify_call_clobbering): Likewise.
5069 (verify_memory_partitions): Likewise.
5070 (init_tree_ssa): Allocate bitmap instead of hashtable for
5072 (delete_tree_ssa): Adjust.
5073 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5074 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5075 (compute_tag_properties): Likewise.
5076 (set_initial_properties): Likewise.
5077 (find_partition_for): Likewise.
5078 (update_reference_counts): Likewise.
5079 (dump_may_aliases_for): Likewise.
5080 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5081 (add_call_clobber_ops): Likewise.
5082 (add_call_read_ops): Likewise.
5083 (get_asm_expr_operands): Likewise.
5084 * tree-into-ssa.c (dump_decl_set): Likewise.
5085 (update_ssa): Likewise.
5086 * tree-sra.c (scan_function): Likewise.
5087 (decide_instantiations): Likewise.
5088 (scalarize_parms): Likewise.
5089 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5090 (dsa_named_for): Likewise.
5091 * tree-ssa-structalias.c (update_alias_info): Likewise.
5092 (merge_smts_into): Likewise.
5094 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5097 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5098 * c-opts.c (c_common_handle_option): Wall enables
5099 Wvolatile-register-var.
5100 * common.opt: Move Wvolatile-register-var to...
5103 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5105 * common.opt (Wlarger-than=): New.
5106 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5108 * opts.c (common_handle_option): Handle -Wlarger-than=.
5109 * optc-gen.awk: Likewise.
5110 * opth-gen.awk: Likewise.
5111 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5112 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5114 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5116 * c-common.c (match_case_to_enum_1): Add appropriate
5117 OPT_W* parameter to warning.
5118 (c_do_switch_warnings): Likewise.
5119 * c-typeck.c (warning_init): Add one more parameter following
5121 (push_init_level): Update call to warning_init.
5122 (pop_init_level): Likewise.
5123 (add_pending_init): Likewise.
5124 (output_init_element: Likewise.
5126 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5129 * toplev.c (toplev_main): If there are warnings or error, print
5130 errors for ignored options.
5131 * opts.c (ignored_options): New static variable.
5132 (postpone_unknown_option_error): New.
5133 (print_ignored_options): New.
5134 (handle_option): Postpone errors for unknown -Wno-* options.
5135 * opts.h (print_ignored_options): Declare.
5137 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5139 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5142 2008-02-25 Richard Guenther <rguenther@suse.de>
5145 2008-02-25 Richard Guenther <rguenther@suse.de>
5147 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5148 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5149 (lookup_decl_from_uid): Declare.
5150 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5151 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5152 (decl_for_uid_map): New global hashtable mapping DECL_UID
5154 (init_ttree): Allocate it.
5155 (insert_decl_to_uid_decl_map): New helper function.
5156 (make_node_stat): Insert new decls into the map.
5157 (copy_node_stat): Likewise.
5158 (lookup_decl_from_uid): New function.
5159 (print_decl_for_uid_map_statistics): New helper.
5160 (dump_tree_statistics): Call it.
5162 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5163 (referenced_var_iterator): Adjust.
5164 (FOR_EACH_REFERENCED_VAR): Adjust.
5165 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5166 (num_referenced_vars): Adjust.
5167 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5168 (first_referenced_var): Remove.
5169 (end_referenced_vars_p): Likewise.
5170 (next_referenced_var): Likewise.
5171 (referenced_var_iterator_set): New helper function.
5172 * tree-dfa.c (referenced_var_lookup): Adjust.
5173 (referenced_var_check_and_insert): Likewise.
5174 (remove_referenced_var): Likewise.
5175 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5176 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5177 (verify_call_clobbering): Likewise.
5178 (verify_memory_partitions): Likewise.
5179 (init_tree_ssa): Allocate bitmap instead of hashtable for
5181 (delete_tree_ssa): Adjust.
5182 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5183 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5184 (compute_tag_properties): Likewise.
5185 (set_initial_properties): Likewise.
5186 (find_partition_for): Likewise.
5187 (update_reference_counts): Likewise.
5188 (dump_may_aliases_for): Likewise.
5189 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5190 (add_call_clobber_ops): Likewise.
5191 (add_call_read_ops): Likewise.
5192 (get_asm_expr_operands): Likewise.
5193 * tree-into-ssa.c (dump_decl_set): Likewise.
5194 (update_ssa): Likewise.
5195 * tree-sra.c (scan_function): Likewise.
5196 (decide_instantiations): Likewise.
5197 (scalarize_parms): Likewise.
5198 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5199 (dsa_named_for): Likewise.
5200 * tree-ssa-structalias.c (update_alias_info): Likewise.
5201 (merge_smts_into): Likewise.
5203 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5206 * doc/invoke.texi (-fcx-limited-range): Document new option.
5207 * toplev.c (process_options): Handle -fcx-fortran-rules.
5208 * common.opt: Add documentation for -fcx-fortran-rules.
5210 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5213 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5214 actual behaviour and C99.
5216 2008-02-26 Ben Elliston <bje@au.ibm.com>
5218 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5219 (ASM_CPU_POWER6_SPEC): Likewise.
5220 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5221 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5222 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5224 2008-02-25 Richard Guenther <rguenther@suse.de>
5226 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5227 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5228 (lookup_decl_from_uid): Declare.
5229 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5230 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5231 (decl_for_uid_map): New global hashtable mapping DECL_UID
5233 (init_ttree): Allocate it.
5234 (insert_decl_to_uid_decl_map): New helper function.
5235 (make_node_stat): Insert new decls into the map.
5236 (copy_node_stat): Likewise.
5237 (lookup_decl_from_uid): New function.
5238 (print_decl_for_uid_map_statistics): New helper.
5239 (dump_tree_statistics): Call it.
5241 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5242 (referenced_var_iterator): Adjust.
5243 (FOR_EACH_REFERENCED_VAR): Adjust.
5244 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5245 (num_referenced_vars): Adjust.
5246 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5247 (first_referenced_var): Remove.
5248 (end_referenced_vars_p): Likewise.
5249 (next_referenced_var): Likewise.
5250 (referenced_var_iterator_set): New helper function.
5251 * tree-dfa.c (referenced_var_lookup): Adjust.
5252 (referenced_var_check_and_insert): Likewise.
5253 (remove_referenced_var): Likewise.
5254 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5255 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5256 (verify_call_clobbering): Likewise.
5257 (verify_memory_partitions): Likewise.
5258 (init_tree_ssa): Allocate bitmap instead of hashtable for
5260 (delete_tree_ssa): Adjust.
5261 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5262 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5263 (compute_tag_properties): Likewise.
5264 (set_initial_properties): Likewise.
5265 (find_partition_for): Likewise.
5266 (update_reference_counts): Likewise.
5267 (dump_may_aliases_for): Likewise.
5268 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5269 (add_call_clobber_ops): Likewise.
5270 (add_call_read_ops): Likewise.
5271 (get_asm_expr_operands): Likewise.
5272 * tree-into-ssa.c (dump_decl_set): Likewise.
5273 (update_ssa): Likewise.
5274 * tree-sra.c (scan_function): Likewise.
5275 (decide_instantiations): Likewise.
5276 (scalarize_parms): Likewise.
5277 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5278 (dsa_named_for): Likewise.
5279 * tree-ssa-structalias.c (update_alias_info): Likewise.
5280 (merge_smts_into): Likewise.
5282 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5285 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5286 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5287 * alias.h (nonoverlapping_memrefs_p): Likewise.
5289 2008-02-25 Jan Beulich <jbeulich@novell.com>
5291 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5292 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5293 __emultls_get_address, __emultls_register_common,
5294 __floatundi?f, and _Unwind_GetIPInfo.
5295 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5296 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5297 (gen_regparm_prefix): Likewise.
5298 (i386_nlm_encode_section_info): Sync with
5299 config/i386/winnt.c:i386_pe_encode_section_info().
5300 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5301 i386_nlm_mangle_decl_assembler_name): New.
5302 (netware_override_options): New.
5303 * config/i386/netware.h (netware_override_options): Declare.
5304 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5305 (i386_nlm_mangle_decl_assembler_name): Declare.
5306 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5308 2008-02-25 Ben Elliston <bje@au.ibm.com>
5311 * c-decl.c (grokdeclarator): Remove unused local variables
5312 `typedef_type' and `type_as_written'.
5314 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5315 unused local variable `has_hot_blocks'.
5316 (fix_crossing_conditional_branches): Remove unused local variable
5319 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5322 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5323 using DEF_C99_BUILTIN.
5324 (BUILT_IN_NANF): Ditto.
5325 (BUILT_IN_NANL): Ditto.
5327 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5328 Revital Eres <eres@il.ibm.com>
5330 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5331 regarding the order of two dependent insns in the same row.
5333 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5335 * stor-layout.c (layout_decl): Do not bump the alignment of a
5336 bit-field to more than byte alignment if it is packed.
5338 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5340 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5343 2008-02-24 Diego Novillo <dnovillo@google.com>
5345 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5348 * tree-vrp.c (vrp_evaluate_conditional): With
5349 -Wtype-limits, emit a warning when comparing against a
5350 constant outside the natural range of OP0's type.
5351 * c.opt (Wtype-limits): Move ...
5352 * common.opt (Wtype-limits): ... here.
5354 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5356 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5357 * config/rs6000/e300c2c3.md: New file.
5358 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5360 (rs6000_override_options): Add e300c2 and e300c3 cases to
5361 processor_target_table. Do not allow usage of Altivec or Spe
5362 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5363 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5364 * config/rs6000/rs6000.h (processor_type): Add
5365 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5366 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5367 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5368 and ppce300c3. Include e300c2c3.md.
5370 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5372 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5373 instead of TARGET_STRICT_ALIGN.
5375 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5377 * explow.c (memory_address): Assert that the generated address is
5380 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5383 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5384 * config/darwin-ppc-ldouble-patch.def: New file.
5385 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5386 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5387 SUBTARGET_INIT_BUILTINS if defined.
5388 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5391 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5394 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5395 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5397 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5400 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5401 file" warning condtional on -Winvalid-PCH.
5403 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5405 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5407 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5411 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5412 prevent reload from using MMX registers.
5413 (*mov<mode>_internal): Ditto.
5414 (*movv2sf_internal_rex64): Ditto.
5415 (*movv2sf_internal): Ditto.
5417 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5419 PR documentation/31569
5420 * doc/install.texi2html: Use makeinfo --no-number-sections.
5422 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5424 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5425 ensure that we can address an entire entity > 8 bytes. Don't
5426 generate reg+reg addressing for such data.
5428 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5430 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5431 strings when optimizing for size, unless the target cares about
5434 2008-02-22 Tom Tromey <tromey@redhat.com>
5436 * regclass.c (current_pass): Remove declaration.
5438 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5440 * config/avr/libgcc.S (__RAMPZ__): Define.
5441 (__do_copy_data): Add for devices with 128KB code memory.
5443 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5445 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5447 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5449 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5451 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5454 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5457 * c-typeck.c (build_binary_op): Warn about floating point
5458 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5460 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5463 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5464 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5466 (rs6000_override_options): Set altivec_abi as default, not override,
5467 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5468 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5469 is used; use new member spe_abi.
5470 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5471 spe_abi and altivec_abi.
5473 2008-02-22 Tomas Bily <tbily@suse.cz>
5475 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5477 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5480 * config.build (build_file_translate): Set to `CMD //c' only if
5482 * Makefile.in (build_file_translate): Improve comment.
5484 2008-02-21 Jan Hubicka <jh@suse.cz>
5486 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5487 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5488 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5490 2008-02-21 Michael Matz <matz@suse.de>
5493 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5495 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5497 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5498 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5500 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5501 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5502 SSE_VEC_FLOAT_MODE_P as insn constraint.
5503 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5504 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5505 sse4a_movntdf using MODEF mode iterator.
5506 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5507 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5508 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5509 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5510 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5511 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5512 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5514 2008-02-21 Richard Guenther <rguenther@suse.de>
5516 * tree.def (PAREN_EXPR): New tree code.
5517 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5519 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5520 * expr.c (expand_expr_real_1): Likewise.
5521 * tree-inline.c (estimate_num_insns_1): Likewise.
5522 * tree-complex.c (expand_complex_move): Likewise.
5523 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5526 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5529 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5531 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5534 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5536 * config/sh/sh.c (find_barrier): Don't go past
5537 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5539 2008-02-20 DJ Delorie <dj@redhat.com>
5541 * config/h8300/h8300.md (insv): Force source operand to be a register.
5543 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5544 as a jump, not as a plain insn.
5546 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5548 * doc/invoke.texi (Warning Options): Add new option
5549 -Wframe-larger-than=.
5550 (-Wframe-larger-than): Document.
5552 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5553 Add declarations for new option variables.
5555 * final.c (final_start_function): Check the frame size
5556 before emission and issue a Wframe-larger-than warning.
5558 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5559 Add definitions for new option variables.
5560 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5562 * common.opt (Wframe-larger-than=): New option.
5564 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5566 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5567 (<sse>_div<mode>3): Ditto.
5568 (<sse>_vmdiv<mode>3): Ditto.
5569 (<sse>_vmsqrt<mode>2): Ditto.
5570 (*smax<mode>3): Ditto.
5571 (sse5_frcz<mode>2): Ditto.
5572 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5575 2008-02-20 Richard Guenther <rguenther@suse.de>
5578 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5579 be happy with INTEGRAL_TYPE_P.
5581 2008-02-20 Richard Guenther <rguenther@suse.de>
5583 * fold-const.c (split_tree): Associate floatig-point expressions
5584 if flag_associative_math is set.
5586 2008-02-20 Richard Guenther <rguenther@suse.de>
5588 * tree.h (fold_real_zero_addition_p): Declare.
5589 * fold-const.c (fold_real_zero_addition_p): Export.
5590 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5591 floating-point operations with zero and one.
5593 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5595 * doc/install.texi: Correct references to CFLAGS, replacing them
5596 with BOOT_CFLAGS. Document flags used during bootstrap for
5599 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5601 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5602 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5603 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5605 (smin<mode>3): Ditto from similar patterns.
5606 (smax<mode>3): Ditto.
5607 (*ieee_smin<mode>3): Ditto.
5608 (*ieee_smax<mode>3): Ditto.
5609 * config/i386/sse.md (sse): New mode attribute.
5610 (mov<mode>): Macroize expander from movv4sf and movv2df using
5611 SSEMODEF2P mode iterator.
5612 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5613 SSE_VEC_FLOAT_MODE_P as insn constraint.
5614 (storent<mode>): Ditto.
5615 (storent<mode>): Macroize expander from storentsf and storentdf using
5616 MODEF mode iterator.
5617 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5618 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5619 (abs<mode>2): Ditto from similar patterns.
5620 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5621 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5622 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5623 (<sse>_vmsqrt<mode>2): Ditto.
5624 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5625 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5626 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5627 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5628 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5629 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5630 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5632 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5633 iterator and SSE_FLOAT_MODE_P as insn constraint.
5634 (<sse>_ucomi): Ditto from similar patterns.
5635 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5636 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5637 SSE_VEC_FLOAT_MODE_P as insn constraint.
5638 (vcond<mode>): Ditto from similar patterns.
5639 (and<mode>3, *and<mode>3): Ditto.
5640 (<sse>_nand<mode>3): Ditto.
5641 (ior<mode>3, *ior<mode>3): Ditto.
5642 (xor<mode>3, *xor<mode>3): Ditto.
5643 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5644 iterator and SSE_FLOAT_MODE_P as insn constraint.
5645 (*nand<mode>3): Ditto from similar patterns.
5646 (*ior<mode>3): Ditto.
5647 (*xor<mode>3): Ditto.
5649 2008-02-20 Ira Rosen <irar@il.ibm.com>
5651 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5652 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5653 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5655 2008-02-19 Jan Hubicka <jh@suse.cz>
5657 * predict.c (tree_bb_level_predictions): Remove variable next
5658 mistakely introduced by previous commit.
5660 2008-02-19 Jan Hubicka <jh@suse.cz>
5662 * predict.c (predict_paths_leading_to): Rewrite.
5663 (predict_paths_for_bb): New.
5664 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5666 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5669 * Makefile.in (build_file_translate): New.
5670 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5671 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5672 * configure.ac (build_file_translate): Substitute it.
5673 * configure: Regenerate.
5675 2008-02-19 Jan Hubicka <jh@suse.cz>
5677 PR rtl-optimization/34408
5678 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5681 2008-02-19 Jan Hubicka <jh@suse.cz>
5684 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5687 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5690 * config/i386/i386-modes.def: Revert the last DI alignment
5691 change until Ada people can look into it.
5693 2008-02-19 Nick Clifton <nickc@redhat.com>
5695 * opts.c (print_specific_help): Fix typo in --help text.
5697 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5700 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5701 32-bit inline asm without asm alternatives for host GCC < 3.0.
5703 2008-02-19 Richard Guenther <rguenther@suse.de>
5705 PR tree-optimization/34989
5706 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5707 Allow propagation to INDIRECT_REF if we can simplify only.
5709 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5711 * c-common.c (warn_for_collisions_1): Use appropriate option when
5714 2008-02-19 Nick Clifton <nickc@redhat.com>
5717 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5718 (handle_options): Fix indentation.
5719 (print_filtered_help): If no language-specific options were
5720 displayed tell the user how to list all the options supported by
5721 the language's front-end.
5722 (print_specific_help): Fix indentation and remove duplicate line.
5723 (common_handle_option): Handle the -v option.
5724 For --help enable the display of undocumented options if the -v
5725 switch has been included on the command line.
5726 For --help= check for overlaps in the arguments between the option
5727 classes and the language names and issue a warning when they
5728 cannot be disambiguated.
5729 * c.opt (v): Pass on to the common option handler.
5731 2008-02-19 Revital Eres <eres@il.ibm.com>
5733 * modulo-sched.c (sms_schedule): Change dump message when
5734 create_ddg function fails.
5735 (try_scheduling_node_in_cycle): Rename row to cycle.
5736 (print_partial_schedule): Rename CYCLE to ROW.
5738 2008-02-19 Christian Bruel <christian.bruel@st.com>
5739 Zdenek Dvorak <ook@ucw.cz>
5741 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5743 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5746 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5747 (*x86_movdicc_0_m1_se): Ditto.
5749 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5751 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5752 (CMPtype): Define as __gcc_CMPtype.
5753 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5754 (CMPtype): Define as __gcc_CMPtype.
5756 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5758 Support valgrind 3.3 for --enable-checking=valgrind.
5759 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5761 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5762 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5763 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5764 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5765 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5766 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5767 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5769 * ggc-zone.c: Similar.
5770 * ggc-page.c: Similar.
5772 2008-02-19 Paul Brook <paul@codesourcery.com>
5775 * config/arm/ieee754-df.S: Fix do_it typo.
5776 * config/arm/ieee754-sf.S: Fix do_it typo.
5778 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5781 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5782 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5783 (OPTION_MASK_ISA_SSE_SET): Likewise.
5784 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5785 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5786 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5787 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5788 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5789 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5790 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5791 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5792 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5793 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5794 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5795 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5796 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5797 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5798 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5799 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5800 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5801 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5802 (OPTION_MASK_ISA_SSE4): Removed.
5803 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5804 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5805 (override_options): Don't turn on implied SSE/MMX bits in
5808 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5810 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5813 2008-02-18 Joey Ye <joey.ye@intel.com>
5816 * tree-nested.c (insert_field_into_struct): Set type alignment
5817 to field alignment if the former is less than the latter.
5819 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5821 * BASE-VER: Set to 4.4.0.
5823 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5825 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5826 * doc/cfg.texi: Likewise.
5827 * doc/extend.texi: Likewise.
5828 * doc/gty.texi: Likewise.
5829 * doc/invoke.texi: Likewise.
5830 * doc/loop.texi: Likewise.
5831 * doc/md.texi: Likewise.
5832 * doc/passes.texi: Likewise.
5833 * doc/rtl.texi: Likewise.
5834 * doc/sourcebuild.texi: Likewise.
5835 * doc/tm.texi: Likewise.
5836 * doc/tree-ssa.texi: Likewise.
5838 2008-02-17 Richard Guenther <rguenther@suse.de>
5841 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5842 without default definition.
5844 2008-02-17 Richard Guenther <rguenther@suse.de>
5846 PR tree-optimization/35231
5847 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5850 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5853 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5854 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5855 libgcc_cmp_return mode.
5857 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5860 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5862 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5864 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5867 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5869 * doc/c-tree.texi: Use `@.' where appropriate.
5870 * doc/extend.texi: Likewise.
5871 * doc/install.texi: Likewise.
5872 * doc/invoke.texi: Likewise.
5873 * doc/loop.texi: Likewise.
5874 * doc/makefile.texi: Likewise.
5875 * doc/md.texi: Likewise.
5876 * doc/passes.texi: Likewise.
5877 * doc/standards.texi: Likewise.
5878 * doc/tm.texi: Likewise.
5880 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5883 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5885 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5886 rather than in entry_bb.
5888 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5890 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5891 libgcc_cmp_return mode.
5893 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5896 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5897 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5899 2008-02-15 Richard Guenther <rguenther@suse.de>
5900 Zdenek Dvorak <ook@ucw.cz>
5902 PR tree-optimization/35164
5903 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5904 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5905 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5906 Only propagate addresses which do not have abnormal SSA_NAMEs
5909 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5912 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5914 2008-02-15 Jan Hubicka <jh@suse.cz>
5917 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5919 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5922 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5923 when calculating alignment_pad.
5925 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5927 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5928 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5929 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5930 and STACK_BOUNDARY define.
5932 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5934 PR preprocessor/35061
5935 * c-pragma.c (handle_pragma_pop_macro): Check that
5936 pushed_macro_table has been allocated.
5938 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5941 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5942 (force_gimple_operand): Likewise.
5943 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5944 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5945 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5946 (find_interesting_uses_address): Check addressability and alignment
5947 of the base expression only after substituting bases of IVs into it.
5949 2008-02-14 Michael Matz <matz@suse.de>
5952 * function.c (instantiate_virtual_regs_in_insn): Reload address
5953 before falling back to reloading the whole operand.
5955 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5957 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5958 before the first section switch note.
5960 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5962 * doc/bugreport.texi: Update copyright years.
5963 * doc/c-tree.texi: Likewise.
5964 * doc/cfg.texi: Likewise.
5965 * doc/cpp.texi: Likewise.
5966 * doc/cppinternals.texi: Likewise.
5967 * doc/fragments.texi: Likewise.
5968 * doc/frontends.texi: Likewise.
5969 * doc/gcc.texi: Likewise.
5970 * doc/gty.texi: Likewise.
5971 * doc/hostconfig.texi: Likewise.
5972 * doc/implement-c.texi: Likewise.
5973 * doc/libgcc.texi: Likewise.
5974 * doc/loop.texi: Likewise.
5975 * doc/makefile.texi: Likewise.
5976 * doc/options.texi: Likewise.
5977 * doc/passes.texi: Likewise.
5978 * doc/rtl.texi: Likewise.
5979 * doc/sourcebuild.texi: Likewise.
5980 * doc/standards.texi: Likewise.
5981 * doc/tree-ssa.texi: Likewise.
5982 * doc/trouble.texi: Likewise.
5984 * doc/extend.texi: Use @: or add comma where appropriate.
5985 * doc/invoke.texi: Likewise.
5986 * doc/tm.texi: Likewise.
5988 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5991 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5994 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5996 * doc/md.texi (clz, ctz): Add reference.
5997 * doc/rtl.texi (clz, ctz): Likewise.
5999 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6002 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6005 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6007 * config/s390/s390.c (struct constant_pool): New field
6008 emit_pool_after added.
6009 (s390_mainpool_start): Set the emit_pool_after flag according
6010 to the section switch notes.
6011 (s390_mainpool_finish): Consider emit_pool_after when emitting
6012 the literal pool at the end of the function.
6013 (s390_chunkify_start): Force literal pool splits at section
6016 2008-02-13 Michael Matz <matz@suse.de>
6019 * var-tracking.c (clobber_variable_part): Correctly traverse the
6022 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6025 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6026 Add -fdump-ipa-inline.
6027 * tree-dump.c (dump_files): Remove tree-inlined dump.
6028 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6030 2008-02-12 Richard Guenther <rguenther@suse.de>
6032 PR tree-optimization/35171
6033 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6036 2008-02-12 Richard Guenther <rguenther@suse.de>
6039 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6040 value-preserving mode. Disallow final truncation.
6042 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6045 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6046 code from here to...
6047 (force_gimple_operand): ...here.
6049 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6052 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6053 non-compatible pointers.
6054 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6055 different FIELD_DECLs, try harder by comparing field offsets, sizes
6059 * function.c (match_asm_constraints_1): Don't replace the same input
6062 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6064 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6065 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6066 (expand_epilogue): Restore RAMPZ register.
6067 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6069 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6071 * config/i386/cygwin.asm: (__alloca): Correct calling
6072 convention and alignment.
6073 (__chkstk): Force 8 byte stack alignment.
6075 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6076 Richard Guenther <rguenther@suse.de>
6078 PR tree-optimization/33992
6079 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6080 the zero we compare against.
6082 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6085 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6086 to CloseHandle after unlocking to prevent accumulation of handle
6089 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6092 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6093 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6094 and update LABEL_NUSES during and after reload.
6096 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6099 * combine.c (simplify_if_then_else): Make sure the comparison is
6100 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6102 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6105 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6106 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6107 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6108 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6109 * tree.h (get_type_static_bounds): Likewise.
6111 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6113 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6114 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6115 Make -Wfoo language annotations match what the compiler outputs.
6117 2008-02-08 Sa Liu <saliu@de.ibm.com>
6119 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6120 intrinsics spu_convts, spu_convtu, spu_convtf.
6122 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6124 * doc/extend.texi (Function Attributes) <noinline>: Mention
6125 asm ("") as method to keep calls.
6127 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6130 * doc/options.texi (Options): Replace references to opts.sh with
6132 * opts-common.c: Likewise.
6133 * optc-gen.awk: Likewise.
6135 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6137 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6139 2008-02-07 Richard Henderson <rth@redhat.com>
6142 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6143 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6146 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6148 PR tree-optimization/35085
6149 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6150 for operand entry oe2 in addition to operand entry oe3 in order to
6151 expose more opportunities for vectorizer sum reduction.
6153 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6156 * Makefile.in (LIBS): Remove $(GMPLIBS).
6157 (cc1-dummy, cc1): Add $(GMPLIBS).
6159 2008-02-06 Jan Hubicka <jh@suse.cz>
6162 * i386.md (moddf_integer): Do not produce partial memory stalls for
6163 targets where it hurts.
6165 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6168 * optabs.c (expand_float): Do not check for decimal modes when
6169 expanding unsigned integer through signed conversion.
6171 2008-02-06 Nick Clifton <nickc@redhat.com>
6173 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6174 inside the clobber with a match_operand and duplicated operand
6175 number in the constraint.
6176 (ineqbranchsi): Delete redundant comment.
6178 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6180 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6181 builtin_define ("__USE_INIT_FINI__").
6182 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6184 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6186 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6188 PR documentation/30330
6189 * doc/invoke.texi (C++ Dialect Options)
6190 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6191 For each warning option -Wfoo that allows -Wno-foo, ensure both
6192 -Wfoo and -Wno-foo are listed in the option index. Fix index
6193 entry of -Wswitch-default, index -Wnormalized= including the
6194 `=', and -Wlarger-than-@var{len} including @var{len}.
6196 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6198 * config/i386/i386.md (floatunssisf2): Use
6199 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6200 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6201 Macroize expander using MODEF mode iterator.
6203 2008-02-05 Diego Novillo <dnovillo@google.com>
6205 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6208 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6210 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6213 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6215 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6218 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6219 to indicate if a message should be generated.
6220 (init_cumulative_args): Updated.
6221 (function_value_32): Likewise.
6223 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6225 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6227 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6230 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6231 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6233 2008-02-04 Diego Novillo <dnovillo@google.com>
6235 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6238 * tree-vrp.c (vrp_evaluate_conditional): With
6239 -Wtype-limits, emit a warning when comparing against a
6240 constant outside the natural range of OP0's type.
6242 2008-02-04 Richard Guenther <rguenther@suse.de>
6245 * expr.c (count_type_elements): Give for unions instead of
6248 2008-02-04 Richard Guenther <rguenther@suse.de>
6251 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6252 to TYPE_DOMAINs base type instead of using bitsizetype here.
6254 2008-02-03 Jason Merrill <jason@redhat.com>
6256 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6258 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6261 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6262 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6263 (RS/6000 and PowerPC Options): Fix typos and markup.
6264 * doc/passes.texi (Tree-SSA passes): Likewise.
6266 2008-02-02 Michael Matz <matz@suse.de>
6269 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6270 from record_last_reg_set_info.
6271 (record_last_reg_set_info): Take an RTX argument, iterate over all
6272 constituent hardregs.
6273 (record_last_set_info, record_opr_changes): Change calls to
6274 new signature or to record_last_reg_set_info_regno.
6276 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6278 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6280 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6282 PR rtl-optimization/34773
6283 * reg-notes.def (EQUAL): Mention significance of combination of
6284 REG_EQUAL and REG_RETVAL.
6285 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6286 insn that has a REG_RETVAL.
6288 2008-02-01 Roger Sayle <roger@eyesopen.com>
6291 * configure.ac (--enable-fixed-point): Disable unless explicitly
6293 * configure: Regenerate.
6295 2008-02-01 Richard Guenther <rguenther@suse.de>
6298 * invoke.texi (-finline-limit): Remove no longer true parts
6299 of the documentation. Note that there is no default value.
6301 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6302 Mark Mitchell <mark@codesourcery.com>
6303 Ben Elliston <bje@au.ibm.com>
6306 * doc/extend.texi (Other Builtins): Document.
6308 2008-01-31 Tom Browder <tom.browder@gmail.com>
6310 * doc/c-tree.texi (Types): Fix grammar.
6311 (Expression trees): Ditto.
6312 * doc/passes.texi (Tree-SSA passes): Ditto.
6314 * doc/configterms.texi (Configure Terms): Fix typo.
6315 * doc/cpp.texi (Common Predefined Macros): Ditto.
6316 * doc/md.texi (Machine Constraints): Ditto.
6318 * doc/makefile.texi (Makefile): Add comma.
6320 2008-01-31 Tom Browder <tom.browder@gmail.com>
6321 Gerald Pfeifer <gerald@pfeifer.com>
6323 * doc/sourcebuild.texi (Front End): Remove references to CVS
6324 and CVSROOT/modules.
6325 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6326 (Back End): Remove reference to CVS.
6328 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6331 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6333 (mips16_gp_pseudo_reg): ...here.
6334 * config/mips/mips.md (load_const_gp): Replace with...
6335 (load_const_gp_<mode>): ...this :P-based insn.
6337 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6339 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6340 options. Minor fixes.
6341 (-std): Move reference to standards closer to where language
6342 standards are first mentioned.
6344 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6346 PR rtl-optimization/34995
6347 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6348 parameter and return a bool. If the rtx parameter is nonnull,
6349 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6350 (find_reloads): Update call accordingly. Pass the new operand
6351 if it needed no address reloads, otherwise pass null.
6353 2008-01-30 Richard Henderson <rth@redhat.com>
6356 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6357 for unbounded arrays.
6359 2008-01-30 Silvius Rus <rus@google.com>
6361 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6363 2008-01-30 Jan Hubicka <jh@suse.cz>
6366 * i386.c (init_cumulative_args): Use real function declaration when
6369 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6371 PR rtl-optimization/34998
6372 * global.c (build_insn_chain): Treat non-subreg_lowpart
6373 SUBREGs of pseudos as clobbering all the words covered by the
6374 SUBREG, not just all the bytes.
6375 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6376 original df_ref rather than an extract parameter.
6377 (global_conflicts): Update call accordingly.
6379 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6381 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6382 the overflow check to make it easier to read.
6383 (__fixtfdi): Change the type of the ll member in union
6384 long_double to UDItype_x.
6386 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6389 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6390 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6391 * tree-inline.c (fold_marked_statements): Call
6392 cgraph_update_edges_for_call_stmt if folding a call statement.
6393 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6394 debug_generic_stmt calls, reset it back afterwards.
6397 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6399 * c-typeck.c (build_external_ref): Don't pedwarn about
6400 static vars in current function's scope.
6402 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6404 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6406 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6409 * ipa-struct-reorg.c: Fix spelling.
6410 * params.def: Ditto.
6412 2008-01-29 Richard Guenther <rguenther@suse.de>
6415 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6417 * tree-inline.c (remap_type): Increment remapping_type_depth
6418 around remapping types.
6419 (copy_body_r): Only add referenced variables if they are referenced
6420 from code, not types.
6422 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6433 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6434 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6436 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6439 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6440 pointer for tiny stack.
6442 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6444 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6446 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6448 * config/vx-common.h: Fix typo in comment.
6450 2008-01-28 Ian Lance Taylor <iant@google.com>
6454 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6455 coalesce pointers if they have different DECL_NO_TBAA_P values.
6456 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6457 between variables with different DECL_NO_TBAA_P values.
6459 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6462 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6463 are not legitimate small data references on SPE targets.
6465 2008-01-28 David Daney <ddaney@avtrex.com>
6467 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6469 2008-01-28 David Daney <ddaney@avtrex.com>
6471 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6473 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6475 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6476 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6477 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6478 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6479 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6480 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6481 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6482 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6484 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6486 * basic-block.h (condjump_equiv_p): Fix comment.
6488 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6490 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6491 print_generic_stmt_indented): Fix comment.
6493 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6495 * configure.ac (__stack_chk_fail): Add detecion for availability
6496 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6497 * configure: Regenerate.
6499 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6502 * final.c (output_addr_const): Handle TRUNCATE.
6504 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6507 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6508 (zero_cost, infinite_cost): New constants.
6509 (struct cost_pair): Change type of cost to comp_cost.
6510 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6511 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6513 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6514 split_address_cost, ptr_difference_cost, difference_cost,
6515 get_computation_cost_at, get_computation_cost,
6516 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6517 determine_use_iv_cost_condition, determine_use_iv_costs,
6518 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6519 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6520 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6521 Change type of cost to comp_cost.
6522 (determine_iv_cost): Increase cost of non-original ivs, instead
6523 of decreasing the cost of original ones.
6524 (get_address_cost): Indicate the complexity of the addressing mode
6526 (try_add_cand_for): Prefer using ivs not specific to some object.
6527 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6529 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6530 Janis Johnson <janis187@us.ibm.com>
6533 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6534 (TARGET_INSTANTIATE_DECLS): Likewise.
6535 * target.h (expand_to_rtl_hook): New target hook.
6536 (instantiate_decls): Likewise.
6537 * function.c (instantiate_decl): Make non-static. Rename to...
6538 (instantiate_decl_rtl): ... this.
6539 (instantiate_expr): Use instantiate_decl_rtl.
6540 (instantiate_decls_1): Likewise.
6541 (instantiate_decls): Likewise.
6542 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6543 * function.h (instantiate_decl_rtl): Add prototype.
6544 * cfgexpand.c (target.h): New include.
6545 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6546 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6547 (TARGET_INSTANTIATE_DECLS): Likewise.
6548 (TARGET_INITIALIZER): New target hooks added.
6549 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6551 * config/rs6000/rs6000.c (tree-flow.h): New include.
6552 (machine_function): Add sdmode_stack_slot field.
6553 (rs6000_alloc_sdmode_stack_slot): New function.
6554 (rs6000_instantiate_decls): Likewise.
6555 (rs6000_secondary_memory_needed_rtx): Likewise.
6556 (rs6000_check_sdmode): Likewise.
6557 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6558 (TARGET_INSTANTIATE_DECLS): Likewise.
6559 (rs6000_hard_regno_mode_ok): Allow SDmode.
6560 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6561 (rs6000_emit_move): Handle SDmode.
6562 (function_arg_advance): Likewise.
6563 (function_arg): Likewise.
6564 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6565 SDmode var args for 32-bit compiles.
6566 (rs6000_secondary_reload_class): Handle SDmode.
6567 (rs6000_output_function_epilogue): Likewise.
6568 (rs6000_function_value): Simplify if statement.
6569 (rs6000_libcall_value): Likewise.
6570 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6571 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6572 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6573 (movsd_hardfloat): New define_insn.
6574 (movsd_softfloat): Likewise.
6575 (movsd_store): Likewise.
6576 (movsd_load): Likewise.
6577 (extendsddd2): Likewise.
6578 (extendsdtd2): Likewise.
6579 (truncddsd2): Likewise.
6580 (movdd_hardfloat64): Fixup comment.
6581 (UNSPEC_MOVSD_LOAD): New constant.
6582 (UNSPEC_MOVSD_STORE): Likewise.
6584 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6587 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6589 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6590 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6591 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6594 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6597 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6598 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6599 __LONGDOUBLE128 too.
6600 * config/rs6000/aix61.h: New file.
6602 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6604 PR rtl-optimization/34959
6605 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6606 popcount and parity rtxes the same mode as their operand.
6607 Truncate or extend the result to the return value's mode
6610 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6613 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6614 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6615 to GOT_VERSION_REGNUM.
6616 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6617 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6618 * config/mips/mips.c (mips_emit_call_insn): New function.
6619 (mips_call_tls_get_addr): Call mips_expand_call directly.
6620 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6622 (mips16_build_call_stub): Likewise. Return the call insn or null.
6623 (mips_expand_call): Update the call to mips16_build_call_stub
6624 accordingly and a remove redundant condition. Assert that MIPS16
6625 stubs do not use lazy binding. Use mips_emit_call_insn and return
6627 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6629 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6630 (mips_avoid_hazard): Remove hazard_set handling.
6631 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6632 (UNSPEC_RESTORE_GP): ...this.
6633 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6634 (FAKE_CALL_REGNO): Rename to...
6635 (GOT_VERSION_REGNUM): ...this.
6636 (type): Add "ghost" value. Add an associated insn reservation.
6637 (hazard_set): Remove.
6638 (exception_receiver): Rename to...
6639 (restore_gp): ...this and update the unspec identifier accordingly.
6640 (exception_receiver, nonlocal_got_receiver): New expanders.
6641 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6642 FAKE_CALL_REGNO. Remove hazard_set attribute.
6643 (set_got_version, update_got_version): New patterns.
6645 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6648 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6650 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6653 * doc/install.texi2html: Generate gcc-vers.texi.
6655 2008-01-25 DJ Delorie <dj@redhat.com>
6657 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6659 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6661 * config/c4x: Remove directory.
6662 * config.gcc (crx-*, mt-*): Mark obsolete.
6663 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6664 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6665 sh-*-rtemscoff*): Remove cases.
6666 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6667 * real.c (encode_c4x_single, decode_c4x_single,
6668 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6669 c4x_extended_format): Remove.
6670 * real.h (c4x_single_format, c4x_extended_format): Remove.
6671 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6673 (Pragmas): Remove comment about c4x pragmas.
6674 * doc/install.texi (c4x): Remove target-specific instructions.
6675 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6676 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6677 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6678 refer to C4x source files as examples.
6679 (C4X_FLOAT_FORMAT): Remove documentation.
6681 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6683 * config/bfin/bfin.c (override_options): Reorder tests so that
6684 flag_pic gets enabled for -msep-data.
6686 2008-01-25 Richard Guenther <rguenther@suse.de>
6689 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6690 to its bitfield precision if required.
6692 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6695 * tree-nested.c (walk_omp_for): New function.
6696 (convert_nonlocal_reference, convert_local_reference): Call
6697 walk_omp_for on OMP_FOR.
6698 (convert_call_expr): Call walk_body on OMP_FOR's
6699 OMP_FOR_PRE_INIT_BODY.
6701 2008-01-25 Richard Guenther <rguenther@suse.de>
6703 PR tree-optimization/34966
6704 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6705 default defs and PHI_NODEs we have to insert after the
6708 2008-01-24 Nick Clifton <nickc@redhat.com>
6710 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6711 Provide a default definition.
6712 (LIBGCC2_UNITS_PER_WORD): Likewise.
6714 * config/stormy16/stormy16.c: Include df.h for the prototype
6715 for df_regs_ever_live_p.
6716 (xstormy16_expand_builtin_va_start): Convert the stack offset
6717 into a component_ref and then use POINTER_PLUS_EXPR to add it
6718 to the incoming_virtual_args_rtx.
6719 (xstormy16_gimplify_va_arg_expr): Rename to
6720 xstormy16_gimplify_va_arg_expr.
6721 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6722 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6723 xstormy16_gimplify_va_arg_expr.
6724 Fix up some formatting issues.
6726 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6727 Move to predicates.md.
6728 (xs_hi_general_operand): Likewise.
6729 (xs_hi_nonmemory_operand): Likewise.
6730 * config/stormy16/predicates.md:
6731 (xstormy16_carry_plus_operand): New predicate.
6732 (xs_hi_general_operand): New predicate.
6733 (xs_hi_nonmemory_operand): New predicate.
6734 * config/stormy16/stormy16-protos.h:
6735 (xstormy16_carry_plus_operand): Delete prototype.
6736 (xs_hi_general_operand): Likewise.
6737 (xs_hi_nonmemory_operand): Likewise.
6739 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6740 modifiers as they are no longer needed and they can trigger
6741 reload spill failures.
6743 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6744 with a match_operand in order to help reload.
6746 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6747 constraint with 'e' for the 8th alternative as this version of
6748 the mov.w instruction only accepts the lower 8 registers.
6750 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6753 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6754 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6757 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6760 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6762 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6764 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6766 (remove_structure): Update allocations list before removing structure.
6768 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6770 * ipa-struct-reorg.c (is_safe_cond_expr,
6771 create_new_stmts_for_cond_expr): Use integer_zerop function,
6772 that recognize not only zero-pointer, but zero-integer too.
6774 2008-01-25 Ben Elliston <bje@au.ibm.com>
6777 * fixproto: Escape "." in sed expression that strips leading "./".
6779 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6782 * gcc.c (SWITCH_OK): Removed.
6783 (SWITCH_LIVE): Changed to bit.
6784 (SWITCH_FALSE): Likewise.
6785 (SWITCH_IGNORE): Likewise.
6786 (switchstr): Change live_cond to unsigned int.
6787 (process_command): Replace SWITCH_OK with 0.
6788 (do_self_spec): Likewise.
6789 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6790 (give_switch): Likewise.
6791 (used_arg): Likewise.
6792 (do_spec_1): Set the SWITCH_IGNORE bit.
6793 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6794 bits. Set the SWITCH_LIVE bit.
6796 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6798 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6800 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6802 PR tree-optimization/34472
6803 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6804 parameter to a "bool *" and set *DATA to false if there is
6805 an unsafe access. Do not delete the structure here.
6806 (check_cond_exprs): Delete it here instead.
6807 (check_cond_exprs, exclude_cold_structs): Do not increase
6808 I when removing a structure.
6810 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6813 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6814 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6816 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6819 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6820 a fixed vector for stack.
6822 2008-01-24 Ben Elliston <bje@au.ibm.com>
6825 * doc/gcc.texi (Software development): Add a direntry for g++.
6827 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6829 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6830 stale and straggling -fforce-addr comments above.
6832 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6834 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6835 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6837 2008-01-23 Michael Matz <matz@suse.de>
6840 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6843 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6845 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6848 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6850 * config/avr/avr.c (avr_current_arch): New variable.
6851 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6852 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6853 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6854 (avr_override_options): Init 'avr_current_arch'.
6855 (base_arch_s): Move from here...
6856 * config/avr/avr.h (base_arch_s): ... here. Add new members
6857 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6858 'mega' to 'have_jmp_call'.
6859 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6860 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6862 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6864 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6865 MULTILIB_MATCHES): (Ditto.).
6867 2008-01-23 Richard Guenther <rguenther@suse.de>
6870 * cgraphunit.c (cgraph_reset_node): Always mark the node
6871 not reachable if it is not queued already.
6873 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6875 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6876 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6877 (cputype_selected): New static variable.
6878 (bfin_handle_option): Set it if -mcpu is used.
6879 (override_option): Select default set of workarounds if no cpu type
6880 selected on the command line.
6881 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6883 From Michael Frysinger <michael.frysinger@analog.com>
6884 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6885 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6887 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6888 for bf547, bf523, bf524, and bf526.
6889 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6891 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6892 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6893 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6894 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6895 * doc/invoke.texi (Blackfin Options): Document that
6896 -mcpu now accept bf547, bf523, bf524, and bf526.
6898 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6900 PR rtl-optimization/34628
6901 * combine.c (try_combine): Stop and undo after the first combination
6902 if an autoincrement side-effect on the first insn has effectively
6905 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6908 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6909 Offset addresses are not valid for Altivec or paired float modes.
6911 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6914 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6915 if DECL_INITIAL (decl) is error_mark_node.
6918 * c-common.c (handle_vector_size_attribute): Only allow
6919 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6920 the same way as pointer, array etc. types.
6921 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6924 * tree.c (build_type_attribute_qual_variant): Call
6925 build_qualified_type if attributes are equal, but quals are not.
6927 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6930 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6931 * flags.h (warn_strict_aliasing): Remove.
6932 (warn_strict_overflow): Remove.
6933 * opts.c (warn_strict_aliasing): Remove.
6934 (warn_strict_overflow): Remove.
6935 * c-opts.c (c_common_handle_option): -Wall only sets
6936 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6937 (c_common_post_options): Give default values to -Wstrict-aliasing
6938 and -Wstrict-overflow if they are uninitialized.
6939 * common.opt (Wstrict-aliasing): Specify Var and Init.
6940 (Wstrict-overflow): Likewise.
6942 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6944 PR rtl-optimization/26854
6945 PR rtl-optimization/34400
6946 PR rtl-optimization/34884
6947 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6949 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6950 (df_rd_bb_info.expanded_lr_out): Deleted
6951 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6952 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6953 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6954 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6955 Removed code to allocate, initialize or free expanded_lr_out.
6956 (df_rd_bb_local_compute_process_def): Restructured to make more
6958 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6959 sets if the sets are being trimmed.
6961 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6964 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6965 (as_vers): Likewise.
6966 * configure: Regenerated.
6968 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6971 * tree-pass.h (pass_build_alias): New pass.
6972 * tree-ssa-alias.c (gate_build_alias): New.
6973 (pass_build_alias): New.
6974 * passes.c (init_optimization_passes): Add pass_build_alias after
6975 pass_create_structure_vars.
6977 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6979 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6980 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6981 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6982 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6983 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6984 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6985 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6986 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6987 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6988 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6989 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6990 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6991 * config/s390/s390.md (FP_ALL): New mode iterator.
6992 (_d): New mode attribute.
6993 ("*signbit<mode>2>"): Changed mode of first operand.
6994 ("isinf<mode>2"): Changed mode of first operand.
6995 ("*TDC_insn"): Adaptation for DFP modes.
6997 2008-01-22 Ben Elliston <bje@au.ibm.com>
6999 * tree.c (check_qualified_type): Improve function description.
7001 2008-01-21 Jason Merrill <jason@redhat.com>
7004 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7005 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7008 2008-01-21 DJ Delorie <dj@redhat.com>
7010 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7013 2008-01-21 Richard Guenther <rguenther@suse.de>
7016 * tree-cfg.c (verify_expr): Allow all invariant expressions
7017 instead of just constant class ones as reference argument.
7018 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7019 like any other constant.
7020 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7022 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7024 * regmove.c (fixup_match_1): Update call crossed frequencies.
7026 2008-01-21 Richard Guenther <rguenther@suse.de>
7029 * tree-inline.c (setup_one_parameter): Deal with mismatched
7030 types using a VIEW_CONVERT_EXPR.
7032 2008-01-21 Alon Dayan <alond@il.ibm.com>
7033 Olga Golovanevsky <olga@il.ibm.com>
7035 PR tree-optimization/34701
7036 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7037 when the structure size is not a power of 2.
7039 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7041 * doc/install.texi: Add doc for --enable-checking=df.
7043 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7045 PR rtl-optimization/34808
7046 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7048 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7050 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7053 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7055 PR rtl-optimization/26854
7056 PR rtl-optimization/34400
7057 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7059 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7060 (df_rd_bb_info.expanded_lr_out): New.
7061 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7062 * loop_iv.c (iv_analysis_loop_init): Ditto.
7063 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7064 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7065 Added code to allocate, initialize or free expanded_lr_out.
7066 (df_rd_bb_local_compute_process_def): Restructured to make
7067 more understandable.
7068 (df_rd_confluence_n): Add code to do nothing with fake edges and
7069 code to no apply invalidate_by_call sets if the sets are being trimmed.
7070 (df_lr_local_finalize): Renamed to df_lr_finalize.
7071 (df_live_local_finalize): Renamed to df_live_finalize.
7073 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7076 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7077 deciding whether to use reciprocal instructions.
7079 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7081 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7082 dwarf2out_note_section_used if cold_text_section is NULL.
7084 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7086 PR gcov-profile/34610
7087 * tree-cfg.c (make_edges): Mark both outgoing edges from
7088 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7089 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7090 from OMP_FOR and OMP_CONTINUE outgoing edges.
7092 * tree-profile.c (tree_profiling): Return early if
7093 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7095 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7096 from cfun to child_cfun.
7097 * function.h (struct function): Add after_tree_profile bit.
7099 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7101 * config/avr/avr.S (_exit): Disable interrupt.
7103 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7104 Steven Bosscher <stevenb.gcc@gmail.com>
7106 PR rtl-optimization/26854
7107 PR rtl-optimization/34400
7108 * df-problems.c (df_live_scratch): New scratch bitmap.
7109 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7110 (df_live_reset): Clear the proper bitmaps.
7111 (df_live_bb_local_compute): Only process the artificial defs once
7112 since the order is not important.
7113 (df_live_init): Init the df_live sets only with the variables
7114 found live by df_lr.
7115 (df_live_transfer_function): Use the df_lr sets to prune the
7116 df_live sets as they are being computed.
7117 (df_live_free): Free df_live_scratch.
7119 2008-01-18 Ian Lance Taylor <iant@google.com>
7121 * common.opt: Add fmerge-debug-strings.
7122 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7123 flag_merge_debug_strings rather than flag_merge_constants.
7124 * doc/invoke.texi (Option Summary): Mention
7125 -fmerge-debug-strings.
7126 (Debugging Options): Document -fmerge-debug-strings.
7128 2008-01-18 Ian Lance Taylor <iant@google.com>
7131 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7132 (struct tree_function_decl): Add new field operator_new_flag.
7133 * tree-inline.c (expand_call_inline): When inlining a call to
7134 operator new, force the return value to go into a variable, and
7135 set DECL_NO_TBAA_P on that variable.
7136 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7138 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7141 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7142 DWARF2_DEBUGGING_INFO.
7143 (dwarf2out_note_section_used): Ditto. Add prototype.
7144 (have_multiple_function_sections, text_section_used,
7145 cold_text_section_used, *cold_text_sections): Move declarations
7148 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7150 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7151 field and add signal_ra.
7152 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7153 assignments to frame state pc. Move end of stack check after
7154 MD_FALLBACK_FRAME_STATE_FOR.
7155 (uw_update_context_1): Use frame state signal_regs if set, instead
7156 of checking signal_frame flag.
7157 (uw_update_context): Use frame state signal_ra if set.
7158 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7159 * config/xtensa/linux-unwind.h: New file.
7161 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7163 * modulo-sched.c (get_sched_window): Fix comment typo.
7165 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7167 PR tree-optimization/34648
7168 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7170 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7172 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7173 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7175 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7177 PR rtl-optimization/34400
7178 * df-core.c (df_worklist_dataflow_overeager,
7179 df_worklist_dataflow_doublequeue): New functions.
7180 (df_worklist_dataflow): Two different worklist solvers.
7181 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7184 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7187 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7188 and ftree-parallelize-loops.
7190 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7192 PR rtl-optimization/34826
7193 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7195 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7197 * global.c (find_reg): Mark the eh regs as used if necessary.
7198 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7199 * ra.h (struct allocno): no_eh_reg field added. Changed
7200 no_stack_reg type to bitfield.
7202 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7204 * tree.c (substitute_in_expr): Add missing 'break'.
7206 2008-01-17 Richard Guenther <rguenther@suse.de>
7208 PR tree-optimization/34825
7209 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7210 x / x as division to handle.
7212 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7214 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7215 "-pthread" is specified.
7216 * pa-hpux11.h (LIB_SPEC): Likewise.
7218 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7219 Peter Bergner <bergner@vnet.ibm.com>
7221 PR rtl-optimization/33796
7222 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7224 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7226 PR libgfortran/34699
7227 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7229 * pa-hpux10.h (LINK_SPEC): Likewise.
7230 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7232 2008-01-16 Richard Guenther <rguenther@suse.de>
7235 * fold-const.c (fold_convert_const_int_from_int): Do not
7236 set overflow if that occured only because of a sign extension
7237 change when converting from/to a sizetype with the same
7238 precision and signedness.
7240 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7243 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7244 location address to the correct place. Update copyright year.
7246 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7248 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7249 no dependences in the dependence_relations vector.
7251 2008-01-16 Jan Hubicka <jh@suse.cz>
7253 PR rtl-optimization/31396
7254 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7255 * cfg.c (dump_reg_info): Print it.
7256 * regs.h (struct reg_info_t): add freq_calls_crossed.
7257 (REG_FREQ_CALLS_CROSSED): New macro.
7258 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7259 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7260 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7261 regmove_optimize): Update call crossed frequencies.
7262 * local-alloc.c (struct qty): Add freq_calls_crossed.
7263 (alloc_qty): Copute freq_calls_crossed.
7264 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7265 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7266 * ra.h (struct allocno): Add freq_calls_crossed.
7268 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7270 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7271 libgomp when compiling with ftree-parallelize-loops.
7272 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7274 2008-01-16 Richard Guenther <rguenther@suse.de>
7276 PR tree-optimization/34769
7277 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7278 * tree.c (int_cst_value): Instead make this function more
7279 permissive in what it accepts as valid input. Document this
7280 function always sign-extends the value.
7282 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7283 Richard Guenther <rguenther@suse.de>
7286 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7287 (gimple_fold_indirect_ref_rhs): ... this.
7288 (gimple_fold_indirect_ref): New function with foldings
7289 that preserve lvalueness.
7290 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7291 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7292 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7293 to fold an INDIRECT_REF, fall back to the old use of
7294 fold_indirect_ref_1.
7296 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7298 * tree-data-ref.c (subscript_dependence_tester_1): Call
7299 free_conflict_function.
7300 (compute_self_dependence): Same.
7302 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7305 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7306 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7308 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7309 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7310 for DWARF2_UNWIND_INFO targets.
7312 2008-01-16 Richard Guenther <rguenther@suse.de>
7315 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7316 type qualifiers for function types.
7318 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7320 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7321 loop_iterator li from previous commit.
7323 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7325 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7327 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7329 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7330 (parallelize_loops): Don't parallelize irreducible components.
7332 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7335 * c-opts (c_common_post_options): Do not enable CPP
7336 flag_pedantic_errors by default.
7338 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7340 PR rtl-optimization/31944
7341 * cse.c (remove_pseudo_from_table): New function.
7342 (merge_equiv_classes): Use above function to remove pseudo-registers.
7343 (invalidate): Likewise.
7345 2008-01-13 Richard Guenther <rguenther@suse.de>
7348 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7349 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7351 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7353 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7354 validate_change to unshare the source of the PC set.
7356 2008-01-12 Jan Hubicka <jh@suse.cz>
7359 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7360 references above array bounds. This might trigger bounds checks for
7363 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7365 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7366 new_replaceable_dependencies.
7368 2008-01-12 Doug Kwan <dougkwan@google.com>
7370 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7371 instead of OPT_Wreturn_type in warning due to ignored return type
7373 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7374 options included in -Wextra.
7375 * c.opt: New option -Wignored_qualifiers.
7376 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7377 -Wignore_qualifiers.
7378 (-Wignored-qualifiers): Document.
7379 (-Wreturn-type): Remove description of functionality now handled
7380 by -Wignored-qualifiers.
7382 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7385 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7386 NOP_EXPR if it is between integral types with the same precision.
7388 2008-01-12 Jan Hubicka <jh@suse.cz>
7391 * invoke.texi (max-inline-recursive-depth): Fix default value.
7393 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7395 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7398 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7400 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7402 2008-01-11 James E. Wilson <wilson@specifix.com>
7405 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7407 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7409 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7410 save/restore frame pointer register and don't use 'call-prologues'
7411 optimization in function with "OS_task" attribute.
7413 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7416 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7417 when copying to memory.
7419 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7421 PR rtl-optimization/30905
7422 * cfgcleanup.c: Include dce.h
7423 (crossjumps_occured): New global variable.
7424 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7425 If something changed, set crossjumps_occured to true.
7426 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7427 Don't add/remove fake edges to exit here...
7428 (cleanup_cfg): ...but do it here, when crossjumping.
7429 Run a fast DCE when successful crossjumps occured in the latest
7430 iteration of try_optimize_cfg.
7432 2008-01-11 Richard Guenther <rguenther@suse.de>
7434 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7435 (struct vn_unary_op_s): Likewise.
7436 (vn_reference_insert): Free old reference on hash collision.
7438 2008-01-10 Raksit Ashok <raksit@google.com>
7440 PR rtl-optimization/27971
7441 * combine.c (find_split_point): Split PLUS expressions which are
7442 inside a MEM rtx, and whose first operand is complex.
7444 2008-01-10 DJ Delorie <dj@redhat.com>
7446 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7447 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7448 (m32c_hard_regno_ok): Call the underlying function.
7450 2008-01-10 Richard Guenther <rguenther@suse.de>
7453 * tree-cfg.c (tree_merge_blocks): Do not go through the
7454 full-blown folding and stmt updating path if we just deal
7455 with virtual operands.
7456 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7457 test for abnormal SSA_NAMEs.
7459 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7462 * reload.c (push_reload): Add assertions. All constants from
7463 reg_equiv_constant should have been used for replacing the respective
7465 (find_reloads_address): Invoke find_reloads_address_part for
7466 constant taken from the reg_equiv_constant array.
7468 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7470 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7471 field (valnum) the first in the struct. Replace bools with
7474 2008-01-10 Richard Guenther <rguenther@suse.de>
7476 PR tree-optimization/34651
7477 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7478 types and ordering for masking and converting.
7480 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7482 PR tree-optimization/34017
7483 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7484 also for PHI_NODE expressions.
7486 2008-01-09 Jan Hubicka <jh@suse.cz>
7488 PR tree-optimization/34708
7489 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7490 based on number of case labels.
7491 (init_inline_once): Remove switch_cost.
7492 * tree-inline.h (eni_weights_d): Remove switch_cost.
7494 2008-01-09 Richard Guenther <rguenther@suse.de>
7495 Andrew Pinski <andrew_pinski@playstation.sony.com>
7498 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7499 temporary if an rvalue is ok or an lvalue is not required.
7501 2008-01-09 Richard Guenther <rguenther@suse.de>
7504 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7507 2008-01-09 Richard Guenther <rguenther@suse.de>
7510 * tree.c (host_integerp): Check for sizetype only if the
7511 type is an integer type.
7513 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7516 * opts.c (decode_options): Disable inlining of functions called
7517 once if not in unit-at-a-time mode.
7519 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7521 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7523 2008-01-08 Richard Guenther <rguenther@suse.de>
7526 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7527 out early if the result will be unused.
7529 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7534 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7535 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7538 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7540 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7541 for vectorization tuned.
7543 2008-01-08 Richard Guenther <rguenther@suse.de>
7545 PR tree-optimization/34683
7546 * tree-ssa-operands.c (operand_build_cmp): Export.
7547 * tree-ssa-operands.h (operand_build_cmp): Declare.
7548 * tree-vn.c (vuses_compare): Remove.
7549 (sort_vuses): Use operand_build_cmp.
7550 (sort_vuses_heap): Likewise.
7551 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7552 to re-use old VEC if available. Do not sort already sorted VUSEs.
7553 (vdefs_to_vec): Do not sort already sorted VDEFs.
7555 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7558 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7560 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7563 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7564 limitations of reciprocal sequences on x86 targets.
7566 2008-01-08 Richard Guenther <rguenther@suse.de>
7568 PR tree-optimization/34683
7569 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7571 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7574 * config/darwin.c (darwin_mergeable_string_section): Don't use
7575 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7577 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7580 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7581 negxf2. Macroize expander using X87MODEF mode iterator. Change
7582 predicates of op0 and op1 to register_operand.
7583 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7584 expander using X87MODEF mode iterator. Change predicates of
7585 op0 and op1 to register_operand.
7586 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7587 corresponding patterns and macroize using MODEF macro. Change
7588 predicates of op0 and op1 to register_operand and remove
7589 "m" constraint. Disparage "r" alternative with "!".
7590 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7591 macroize using X87MODEF macro. Change predicates of op0 and op1
7592 to register_operand and remove "m" constraint. Disparage "r"
7593 alternative with "!".
7594 (absneg splitter with memory operands): Remove.
7595 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7596 patterns and macroize using X87MODEF mode iterator.
7597 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7598 Change predicate of op1 to register_operand.
7599 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7600 for memory operands.
7602 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7604 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7606 2008-01-07 Richard Guenther <rguenther@suse.de>
7608 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7611 2008-01-07 Richard Guenther <rguenther@suse.de>
7613 PR tree-optimization/34683
7614 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7615 VOPs of the needed size to save memory. Use VEC_quick_push
7616 to save compile-time.
7617 (vdefs_to_vec): Likewise.
7619 2008-01-07 Sa Liu <saliu@de.ibm.com>
7621 * config/spu/spu.md (divdf3): Genetate inline code for double
7622 division. The implementation doesn't handle INF or NAN, therefore it
7623 only applies when -ffinite-math-only is given.
7625 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7628 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7629 * doc/cpp.texi ([Common Predefined Macros]): Document.
7631 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7633 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7634 order to use commutative addition instead of subtraction.
7636 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7637 Mircea Namolaru <namolaru@il.ibm.com>
7638 Vladimir Yanovsky <yanov@il.ibm.com>
7639 Revital Eres <eres@il.ibm.com>
7641 PR tree-optimization/34263
7642 * tree-outof-ssa.c (process_single_block_loop_latch,
7643 contains_tree_r): New functions.
7644 (analyze_edges_for_bb): Call process_single_block_loop_latch
7645 function to empty single-basic-block latch block if possible.
7647 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7649 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7651 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7653 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7655 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7657 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7659 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7661 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7663 PR tree-optimization/34618
7664 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7667 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7670 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7671 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7672 Update copyright year.
7674 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7675 Update copyright year.
7676 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7679 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7681 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7682 edge does not point to current bb before changing need_assert.
7684 2008-01-04 Richard Guenther <rguenther@suse.de>
7687 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7688 for verifying purposes if they are is_gimple_min_invariant.
7690 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7692 PR tree-optimization/34448
7693 PR tree-optimization/34465
7694 * gimplify.c (gimplify_init_constructor): Add new parameter
7695 notify_temp_creation. Use it.
7696 (gimplify_modify_expr_rhs): Take volatiles into account when
7697 optimizing constructors.
7698 Do not optimize constructors if gimplify_init_constructor will dump to
7700 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7701 * gcc.c-torture/compile/pr34448.c: New.
7703 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7705 PR gcov-profile/34609
7706 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7707 return_slot if result is TREE_ADDRESSABLE.
7709 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7711 * config/mips/mips.md (sqrt_condition): Tweak comment.
7712 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7714 2008-01-03 Tom Tromey <tromey@redhat.com>
7717 * c-common.c (c_type_hash): Handle VLAs.
7719 2008-01-03 Jan Hubicka <jh@suse.cz>
7721 PR tree-optimization/31081
7722 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7723 0 when inlining and not inlining to first basic block.
7724 (remap_decl): When var is initialized to 0, don't set default_def.
7725 (expand_call_inline): Set entry_bb.
7726 * tree-inline.h (copy_body_data): Add entry_bb.
7728 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7731 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7734 PR tree-optimization/29484
7735 * tree-inline.c (inline_forbidden_p_2): New function.
7736 (inline_forbidden_p): Disallow inlining if some static var
7737 has an address of a local LABEL_DECL in its initializer.
7738 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7741 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7743 PR tree-optimization/34635
7744 * tree-data-ref.c (add_other_self_distances): Make sure that the
7745 evolution step is constant.
7747 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7750 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7752 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7754 * tree-sra.c (scalarize_init): Insert the generate_element_init
7755 statements after the generate_element_zero statements.
7757 2008-01-02 Richard Guenther <rguenther@suse.de>
7761 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7762 for very large number of operands instead of ICEing.
7764 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7767 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7768 while stack probing.
7770 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7772 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7775 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7778 * tree-mudflap.c (mx_register_decls): Guard warning by
7779 !DECL_ARTIFICIAL check.
7781 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7783 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7784 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7785 sse5_perm<mode>): Fix constraints.