1 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
4 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
6 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.c (ix86_function_regparm): Ditto. Use REGPARM_MAX
9 to check that no regparm hard register is taken by a fixed register
10 variable. Check up to and including DI_REG when adjusting regparm
11 value due to fixed regs usage.
12 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
13 available hard registers.
14 (ix86_expand_strlen): Ditto.
15 * config/i386/i386.md (strmov): Ditto.
18 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
20 * genopinit.c: Include tm_p.h in generated file.
22 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
23 to extract the integer from operands[2].
24 (vec_setv2di_internal): Likewise.
26 * config/arm/arm.c (arm_size_return_regs): Make return type
28 (arm_init_neon_builtins): Move code after declarations.
30 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
32 * reload.c (find_reloads_address_1): To properly mark as an
33 autoincdec, pass X for non-NULL OUT in call to push_reload for
34 autoincdec which can't be trivially used as an address.
36 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
37 Hans-Peter Nilsson <hp@axis.com>
39 * caller-save.c (insert_one_insn): If inserting before a call_insn
40 then the registers containing the arguments of the call are
41 live_throughout in the new insn.
43 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
47 * pa.md: Consolidate HImode and QImode move patterns into one pattern
48 each, eliminating floating-point alternatives.
49 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
51 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
52 * pa.c (pa_secondary_reload): Use an intermediate general register
53 for copies to/from floating-point register classes. Simplify code
54 SHIFT_REGS class. Provide additional comments.
55 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
56 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
57 (SECONDARY_MEMORY_NEEDED): Delete define.
58 (INT14_OK_STRICT): Define.
59 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
61 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
62 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
64 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
65 Align DImode offsets when generating 64-bit code.
66 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
67 (CANNOT_CHANGE_MODE_CLASS): Define.
68 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
69 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
71 2007-12-09 Jakub Jelinek <jakub@redhat.com>
74 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
75 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
76 * langhooks.h (struct array_descr_info): Forward declaration.
77 (struct lang_hooks_for_types): Add get_array_descr_info field.
78 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
79 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
81 * dwarf2out.h (struct array_descr_info): New type.
82 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
83 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
84 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
86 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
87 and gen_descr_array_type_die.
89 2007-12-08 Richard Guenther <rguenther@suse.de>
91 PR tree-optimization/34391
92 * tree-vect-transform.c (vect_setup_realignment): Mark new
95 2007-12-07 Bob Wilson <bob.wilson@acm.org>
97 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
98 (ASM_OUTPUT_DWARF_PCREL): Define.
100 2007-12-07 Richard Guenther <rguenther@suse.de>
103 * opts.c (common_handle_option): Handle OPT_fforce_addr.
105 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
107 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
108 (LEGITIMIZE_RELOAD_ADDRESS): Same.
110 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
113 * doc/install.texi: Explain how to check for a clean environment when
116 2007-12-07 Richard Guenther <rguenther@suse.de>
118 * tree-profile.c (gcov_type_tmp_var): New global variable.
119 (tree_gen_edge_profiler): Use a single shared variable decl per
120 function for edge counter incrementing.
121 (tree_profiling): Re-set the shared variable.
123 2007-12-06 Bob Wilson <bob.wilson@acm.org>
125 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
127 2007-12-06 Tom Tromey <tromey@redhat.com>
130 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
132 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
134 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
135 targetm.binds_local_p as well as DECL_EXTERNAL.
137 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
139 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
140 (set_prologue_iterations): New. Set the prologue iterations to total
141 number of scalar iterations if the cost model check indicates that
142 scalar code should be generated.
143 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
144 generating the cost condition for epilog. Call
145 set_prologue_iterations to generate cost condition for prolog.
146 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
147 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
148 (slpeel_tree_peel_loop_to_edge): Update declaration.
149 (set_prologue_iterations): New declaration.
150 * tree-vect-analyze.c (vect_analyze_loop_form): Update
151 LOOP_VINFO_NITERS_UNCHANGED.
152 * tree-vect-transform.c
153 (vect_estimate_min_profitable_iters): Add new parameter and
154 code to check if run time cost model test is needed.
155 Remove code that adds builtin vectorization cost to scalar
156 outside cost for the run time cost model test. If run time
157 cost model test is needed add the appropriate guard cost to
158 the scalar outside cost. The guard cost depends on whether
159 the guard is generated at versioning or at prolog generation
160 or at epilog generation. Change cost model equation to include
162 (conservative_cost_threshold): New. Return the less conservative
163 profitability threshold between the cost model threshold and the
164 user defined vectorization threshold.
165 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
166 (vect_do_peeling_for_alignment): Same.
167 (vect_loop_versioning): Same.
168 (vect_create_cond_for_align_checks): ANDs the cost model condition
169 with the alignment condition.
170 (vect_transform_loop): Call loop versioning only when there is a
171 misalignment or an aliasing problem.
173 2007-12-06 Jakub Jelinek <jakub@redhat.com>
176 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
177 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
178 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
180 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
181 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
182 (TARGET_INITIALIZER): Add it.
183 * builtins.c (expand_builtin_va_start): Use
184 targetm.expand_builtin_va_start hook instead of
185 EXPAND_BUILTIN_VA_START macro.
186 * alpha/alpha.c (alpha_va_start): Made static.
187 (override_options): Clear targetm.expand_builtin_va_start if
189 (TARGET_EXPAND_BUILTIN_VA_START): Define.
190 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
191 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
192 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
193 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
194 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
195 (xtensa_va_start): Made static.
196 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
197 * pa/pa-protos.h (hppa_va_start): Remove prototype.
198 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
199 * pa/pa.c (hppa_va_start): Made static, add prototype.
200 (TARGET_EXPAND_BUILTIN_VA_START): Define.
201 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
202 (TARGET_EXPAND_BUILTIN_VA_START): Define.
203 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
204 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
205 * i386/i386.c (override_options): Clear
206 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
207 (ix86_va_start): Made static.
208 (TARGET_EXPAND_BUILTIN_VA_START): Define.
209 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
210 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
211 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
212 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
213 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
214 (TARGET_EXPAND_BUILTIN_VA_START): Define.
215 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
216 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
217 (TARGET_EXPAND_BUILTIN_VA_START): Define.
218 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
219 DEFAULT_ABI != ABI_V4.
220 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
221 * spu/spu.c (spu_va_start): Made static, add prototype.
222 (TARGET_EXPAND_BUILTIN_VA_START): Define.
223 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
224 * spu/spu-protos.h spu_va_start): Remove prototype.
225 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
226 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
228 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made
230 (TARGET_EXPAND_BUILTIN_VA_START): Define.
231 * s390/s390-protos.h (s390_va_start): Remove prototype.
232 * s390/s390.c (s390_va_start): Made static.
233 (TARGET_EXPAND_BUILTIN_VA_START): Define.
234 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
235 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
236 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
237 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
238 (TARGET_EXPAND_BUILTIN_VA_START): Define.
239 * arc/arc.c (arc_va_start): Made static, add prototype.
240 (TARGET_EXPAND_BUILTIN_VA_START): Define.
241 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
242 * arc/arc-protos.h (arc_va_start): Remove prototype.
243 * mt/mt-protos.h (mt_va_start): Remove prototype.
244 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
245 (TARGET_EXPAND_BUILTIN_VA_START): Define.
246 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
247 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
248 * sh/sh.c (sh_va_start): Made static, add prototype.
249 (TARGET_EXPAND_BUILTIN_VA_START): Define.
250 * sh/sh-protos.h (sh_va_start): Remove prototype.
251 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
252 * mips/mips-protos.h (mips_va_start): Remove prototype.
253 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
254 * mips/mips.c (mips_va_start): Made static.
255 (TARGET_EXPAND_BUILTIN_VA_START): Define.
257 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
259 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
260 "flag_tree_parallelize_loops > 1".
262 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
263 Dorit Nuzman <dorit@il.ibm.com>
264 Jakub Jelinek <jakub@redhat.com>
266 PR tree-optimization/34005
267 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
268 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
269 (gimplify_pure_cond_expr): New function.
270 (generic_expr_could_trap_p): New function.
271 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
272 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
274 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
276 * config/s390/s390.c (s390_emit_stack_tie): New function.
277 (s390_emit_prologue): Emit a stack tie when writing to the
279 * config/s390/s390.md ("stack_tie"): New insn definition.
281 2007-12-06 Ben Elliston <bje@au.ibm.com>
284 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
286 2007-12-05 Jakub Jelinek <jakub@redhat.com>
289 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
290 number of bits set in C1 if a mode mask for some mode can be used
293 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
295 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
298 2007-12-05 Richard Guenther <rguenther@suse.de>
300 PR tree-optimization/34138
301 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
302 Do not forward propagate addresses if that changes volatileness of
305 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
308 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
309 registers when checking that regparm registers are available.
310 Lower regparm value due to fixed registers usage in addition to
313 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
315 * sparseset.c: Include config.h and system.h before sparseset.h.
316 * sparseset.h: Remove inclusion of system.h.
318 2007-12-05 Jakub Jelinek <jakub@redhat.com>
319 Richard Sandiford <rsandifo@nildram.co.uk>
321 * optabs.c (init_insn_codes): New function.
323 (init_optab, init_optabv): Don't call new_optab.
324 (init_convert_optab): Don't clear the insn codes.
325 (init_optabs): Call init_insn_codes.
327 2007-12-04 Jakub Jelinek <jakub@redhat.com>
329 * omp-low.c (optimize_omp_library_calls): New function.
330 (expand_omp_parallel): Call it if optimizing.
333 * stmt.c (expand_stack_restore): Call expand_normal on var to get
334 rtx for it instead of assuming it will be a VAR_DECL.
336 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
338 * c-parser (c_parser_statement_after_labels): Move error from here...
339 (c_parser_label): ... to here. Check that the declaration is not
340 actually just another label.
342 2007-12-04 Richard Guenther <rguenther@suse.de>
346 * tree-ssa-operands.c (get_addr_dereference_operands): If we
347 fall back to using the SMTs aliases, make sure to add virtual
348 operands for the SMT itself.
349 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
350 clear the loaded and stored symbols bitmaps.
352 2007-12-04 Ben Elliston <bje@au.ibm.com>
354 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
356 2007-12-04 Ben Elliston <bje@au.ibm.com>
358 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
360 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
363 * doc/invoke.texi: Remove -fforce-addr documentation.
364 * expr.c (emit_move_insn): Remove use of flag_force_addr.
365 (expand_expr_real_1): Same.
366 (do_tablejump): Same.
367 Call memory_address instead of memory_address_noforce.
368 * expr.h (memory_address_noforce): Remove prototype.
369 * explow.c (memory_address): Remove support for flag_force_addr.
370 (validize_mem): Same.
371 (memory_address_noforce): Remove.
372 * common.opt: Add dummy documentation for -fforce-addr.
373 * combine.c (can_combine_p): Remove -fforce-addr comment.
374 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
376 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
377 relating to memory_address_noforce.
378 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
379 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
381 2007-12-03 Jakub Jelinek <jakub@redhat.com>
383 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
384 with !ctx->is_nested.
385 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
386 even if !ctx->is_nested.
387 (lower_copyprivate_clauses, lower_send_clauses,
388 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
392 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
393 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
394 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
395 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
396 (X & C2) << C1 into (X << C1) & (C2 << C1) and
397 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
400 PR tree-optimization/33453
401 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
402 for pointer addition.
403 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
404 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
407 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
409 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
412 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
414 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
416 2007-12-03 Jakub Jelinek <jakub@redhat.com>
419 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
420 * common.opt (ftree-store-copy-prop): Use the same help text as for
423 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
424 Revital Eres <eres@il.ibm.com>
426 * modulo-sched.c (calculate_must_precede_follow,
427 try_scheduling_node_in_cycle): New functions.
428 (sms_schedule_by_order): Call the new functions.
429 (ps_insn_find_column): Use must_follow and must_precede only if
431 (ps_insn_advance_column): Likewise.
433 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
434 Revital Eres <eres@il.ibm.com>
436 * modulo-sched.c (get_sched_window): Fix the direction of the
437 scheduling window and add dump info.
439 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
441 * config/sh/sh.md (cmpgeusi_t): Fix condition.
443 2007-11-30 Jan Hubicka <jh@suse.cz>
445 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
447 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
449 PR rtl-optimization/34171
450 * cfgrtl.c (update_bb_for_insn_chain): New function,
451 refactored from update_bb_for_insn.
452 (update_bb_for_insn): Call update_bb_for_insn.
453 (rtl_merge_blocks, try_redirect_by_replacing_jump):
454 Replace a loop with update_bb_for_insn_chain call.
455 (cfg_layout_merge_blocks): Add a call to
456 update_bb_for_insn_chain. Replace the for loop
457 with a call to update_bb_for_insn_chain.
459 2007-11-30 Ben Elliston <bje@au.ibm.com>
461 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
463 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
465 PR tree-optimization/34244
466 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
467 (record_numbers_of_iterations): New function.
468 (execute_vrp): Cache the numbers of iterations of loops.
469 * tree-scalar-evolution.c (scev_reset_except_niters):
471 (scev_reset): Use scev_reset_except_niters.
472 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
474 2007-11-29 Jan Hubicka <jh@suse.cz>
475 Jakub Jelinek <jakub@redhat.com>
477 PR tree-optimization/33434
478 * tree-inline.c (setup_one_parameter): If the value passed to
479 a parameter is never used, don't set it up.
481 2007-11-29 Jakub Jelinek <jakub@redhat.com>
484 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
485 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
487 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
489 * Makefile.in: Use separate vpath lines for each path.
491 2007-11-29 Ben Elliston <bje@au.ibm.com>
493 * SERVICE: Update URL.
495 2007-11-28 Jakub Jelinek <jakub@redhat.com>
497 PR tree-optimization/34140
498 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
499 loop->header has virtual phi nodes.
501 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
504 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
505 of GP register, if valid and fixed.
508 2007-06-21 David Daney <ddaney@avtrex.com>
511 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
512 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
513 (exception_receiver): Renamed to ...
514 (nonlocal_goto_receiver): ... this.
516 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
517 Joey Ye <joey.ye@intel.com>
520 * config/i386/i386.c (function_arg_32): Don't pass aggregate
521 arguments in ECX/EDX for fastcall.
523 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
525 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
527 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
528 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
530 2007-11-28 Ben Elliston <bje@au.ibm.com>
532 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
533 (maix32): Add Negative(maix64).
535 2007-11-27 Jakub Jelinek <jakub@redhat.com>
537 PR tree-optimization/34016
538 * tree-ssa-loop.c (pass_linear_transform): Add
539 TODO_update_ssa_only_virtuals to todo_flags_finish.
541 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
543 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
544 * config/avr/avr.h (LINK_SPEC): Likewise.
545 (CRT_BINUTILS_SPECS): Likewsie.
546 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
548 2007-11-27 Jakub Jelinek <jakub@redhat.com>
551 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
552 MEM_SIZE is set on all MEMs.
554 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
556 * config/s390/s390.opt (mhard-float): Add the option to be
557 overridden. That was missing in my last patch.
559 2007-11-27 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/34241
562 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
563 to only delete real conversion chains.
565 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
567 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
568 mhard-float, mlong-double-64, mlong-double-128): Add the
569 option to be overridden.
571 2007-11-27 Richard Guenther <rguenther@suse.de>
573 * builtins.c (fold_builtin_1): Verify the argument types
574 of BUILT_IN_ISNORMAL.
575 (fold_builtin_n): Verify the number of arguments to variadic
578 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
580 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
581 * doc/invoke.texi (Blackfin Options): Document the effects.
583 2007-11-27 Ben Elliston <bje@au.ibm.com>
585 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
586 (m64): Add Negative(m32).
587 * config/rs6000/darwin.opt (m32): Add Negative(m64).
588 (m64): Add Negative(m32).
590 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
592 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
594 2007-11-26 Michael Meissner <michael.meissner@amd.com>
597 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
598 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
599 to get the mode for loading a pseudo register with a count rather
600 than duplicating code.
602 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
604 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
605 * config/avr/avr.h (LINK_SPEC): Likewise.
606 (CRT_BINUTILS_SPECS): Likewsie.
607 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
609 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
611 * c-common.c (conversion_warning): Use get_unwidened instead of
614 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
617 * c-parser.c (struct c_parser): New bit in_if_block.
618 (c_parser_compound_statement_nostart): Handle unexpected 'else'
620 (c_parser_statement_after_labels): Set in_if_block to false while
622 (c_parser_if_body): Don't call c_parser_statement_after_labels if
623 a semicolon is found, just consume it. Don't call
624 c_parser_statement_after_labels if an open brace is found, call
625 c_parser_compound_statement instead.
626 (c_parser_else_body): New.
627 (c_parser_if_statement): Set in_if_block to true when parsing the
628 body of the 'if' statement. Use c_parser_else_body.
630 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
633 * c-decl.c (store_parm_decls): Pass 'false' for the new
634 allocate_struct_function parameter.
635 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
636 * tree-parloops.c (create_loop_fn): Likewise.
637 * function.c (push_function_context_to, push_struct_function,
638 init_function_start): Likewise.
639 (allocate_struct_function): Add boolean parameter.
640 * tree.h (allocate_struct_function): Add boolean parameter.
641 * function.h (struct function): Move returns_struct and
642 returns_pcc_struct to the end of the structure definiton.
644 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
648 virtual registers are already instantiated.
649 (truncxf<mode>2): Ditto.
650 (floatsi<mode>2): Ditto.
654 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
657 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
658 the address before it is clobbered.
660 2007-11-26 Nick Clifton <nickc@redhat.com>
662 * config/mn10300/mn10300.md: (call_internal): Remove mode on
663 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
664 (call_value_internal): Remove mode on operands 0 and 1 in order to
665 match UNPSEC'ed calls generated in PIC mode.
666 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
669 2007-11-26 Richard Guenther <rguenther@suse.de>
672 * builtins.c (expand_builtin_pow): Use expand_expr to expand
673 the result of build_call_expr.
675 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
676 Revital Eres <eres@il.ibm.com>
679 * bb-reorder.c (insert_section_boundary_note): Clear
680 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
682 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
684 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
686 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
688 * dwarf2asm.c (splay_tree_compare_strings): New function.
689 (dw2_force_const_mem): Use it.
691 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
693 * tree.c (type_hash_add): Don't violate strict aliasing rules.
695 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
698 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
699 matches between anonymous union fields.
701 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
703 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
704 declarations and blocks only after inlining. Check that
705 non-empty blocks are not dropped.
706 * tree-inline.c (expand_call_inline): Check that functions are
707 not inlined too late.
709 2007-11-26 Ben Elliston <bje@au.ibm.com>
711 * unwind-dw2-fde.c: Fix comment typo.
712 * unwind-generic.h: Likewise, fix comment typos.
714 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
716 * tree-sra.c (scalarize_use): Adjust the vpos argument to
717 sra_explode_bitfield_assignment in cases where the type is
718 wider than the bitfield.
720 2007-11-25 Richard Guenther <rguenther@suse.de>
722 * tree.h (struct tree_block): Move locus member next to flags.
723 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
724 (SCOPE_LIST_CONCAT): Likewise.
725 (pop_scope): Likewise.
726 * function.c (instantiate_decls_1): Likewise.
727 (setjmp_vars_warning): Likewise.
728 * emit-rtl.c (set_used_decls): Likewise.
729 * tree-inline.c (add_lexical_block): Likewise.
731 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
733 * rtlanal.c (label_is_jump_target_p): Return true for a matching
735 * reorg.c (fill_slots_from_thread): Correct last change to use
736 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
737 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
738 * jump.c (mark_jump_label_1): Add comment for last change
739 regarding JUMP_LABEL setting.
740 * gcse.c (add_label_notes): Remove conditional that the label is
741 mentioned in insn before adding regnote.
742 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
743 single_set insn only feeding a label to a jump through a
744 register that dies there.
746 2007-11-23 Dirk Mueller <dmueller@suse.de>
747 Richard Guenther <rguenther@suse.de>
750 * tree-vrp.c (check_array_ref): Move check for valid location..
751 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
753 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
755 * reload.c (find_reloads_address_1) <autoincdec cases>:
756 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
758 2007-11-23 Richard Guenther <rguenther@suse.de>
759 Michael Matz <matz@suse.de>
761 PR tree-optimization/34176
762 * alloc-pool.h (empty_alloc_pool): Declare.
763 * alloc-pool.c (empty_alloc_pool): New function.
764 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
765 valid table if a lookup from the optimistic table failed.
766 (vn_unary_op_lookup): Likewise.
767 (vn_binary_op_lookup): Likewise.
768 (vn_phi_lookup): Likewise.
769 (process_scc): Clear optimistic tables before every iteration.
771 2007-11-23 Richard Guenther <rguenther@suse.de>
773 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
774 (merge_alias_info): Do verification only if checking is
775 enabled. Merge flow-sensitive alias information in simple cases.
776 * tree-ssa-operands.c (get_addr_dereference_operands): Also
777 complain about missing NMTs.
779 2007-11-23 Jakub Jelinek <jakub@redhat.com>
782 * c-common.c (conversion_warning): For INTEGER_TYPE to
783 INTEGER_TYPE conversions call get_narrower on expr to avoid
784 spurious warnings from binop shortening or when the implicit
785 conversion can't change the value.
787 2007-11-22 Joseph Myers <joseph@codesourcery.com>
790 * c-decl.c (set_array_declarator_inner): Don't give error for
791 static or type qualifiers in abstract declarator. Remove
792 abstract_p parameter.
793 * c-tree.h (set_array_declarator_inner): Update prototype.
794 * c-parser.c (c_parser_direct_declarator_inner): Update call to
795 set_array_declarator_inner.
796 * doc/standards.texi: Update for C99 TC3.
798 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
800 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
801 line in my edit of the last change.
803 2007-11-22 Jakub Jelinek <jakub@redhat.com>
806 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
807 and TREE_READONLY on the fn decl rather than passing a chain
810 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
812 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
814 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
816 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
817 of ix86_arch and ix86_tune into a switch statement.
818 (enum processor_type): Default PROCESSOR_I386 to 0.
819 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
820 of "ix86_tune == PROCESSOR_K6".
821 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
824 2007-11-22 Tom Tromey <tromey@redhat.com>
826 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
827 avoid writing into string allocated by ggc_alloc_string.
829 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
832 * config/sh/sh.md (binary_sf_op): Remove.
833 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
834 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
835 and gen_binary_sf_op1.
837 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
839 * regclass.c (init_reg_autoinc): Fix typo preventing test of
840 secondary output reload when setting forbidden_inc_dec_class.
842 2007-11-21 Richard Guenther <rguenther@suse.de>
844 PR tree-optimization/34148
845 * tree-ssa-structalias.c (create_variable_info_for): Do not use
846 field-sensitive PTA for single-element structures.
847 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
848 SFTs for single-element structures.
850 2007-11-20 Richard Guenther <rguenther@suse.de>
853 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
854 of the signed INT_CST_LT.
855 * stmt.c (expand_case): Likewise.
856 (estimate_case_costs): Likewise.
858 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
860 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
861 its binary representation.
863 2007-11-20 Richard Guenther <rguenther@suse.de>
865 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
868 2007-11-20 Thiemo Seufer <ths@mips.com>
870 * config/mips/mips.c (mips_file_start): Add support for
871 flagging 32-bit code with -mfp64 floating-point.
873 2007-11-20 Jakub Jelinek <jakub@redhat.com>
876 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
877 (c_gimplify_expr): Use it.
879 2007-11-20 Ben Elliston <bje@au.ibm.com>
881 * config/spu/spu_mfcio.h: Fix typo.
883 2007-11-20 Ben Elliston <bje@au.ibm.com>
885 * unwind.inc: Comment that unwind-sjlj.c includes this file.
887 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
888 Ben Elliston <bje@au.ibm.com>
890 * config/spu/mfc_tag_release.c: New file.
891 * config/spu/mfc_multi_tag_release.c: Likewise.
892 * config/spu/mfc_multi_tag_reserve.c: Likewise.
893 * config/spu/mfc_tag_release.c: Likewise.
894 * config/spu/mfc_tag_reserve.c: Likewise.
895 * config/spu/mfc_tag_table.c: Likewise.
896 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
897 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
898 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
899 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
900 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
901 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
902 mfc_multi_tag_release): Likewise.
903 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
904 __mfc_multi_tag_release): Declare.
906 2007-11-19 Jason Merrill <jason@redhat.com>
908 PR debug/28834, debug/29436, c/32326
909 * tree.c (build_type_attribute_qual_variant): Refuse to make
910 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
911 * doc/extend.texi (Type Attributes): Don't encourage people to add
912 attributes to struct/enum types in a typedef. Fix
913 transparent_union example.
915 * tree-inline.c (remap_type_1): Remove code that's redundant with
917 (build_duplicate_type): Set id.copy_decl.
918 * c-common.c (handle_transparent_union_attribute): Simplify logic.
920 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
922 * config/rs6000/rs6000.c (invalid_e500_subreg,
923 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
924 rs6000_legitimize_address, rs6000_legitimize_reload_address,
925 rs6000_legitimate_address, function_arg_advance,
926 spe_build_register_parallel, rs6000_spe_function_arg,
927 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
928 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
929 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
930 TDmode similarly to DFmode and TFmode.
931 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
932 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
934 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
936 * stor-layout.c (lang_adjust_rli): Delete.
937 (set_lang_adjust_rli): Likewise.
938 (layout_type): Do not call lang_adjust_rli hook.
939 * tree.h (set_lang_adjust_rli): Delete.
941 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
943 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
944 n_dregs_to_save and n_pregs_to_save.
945 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
947 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
948 able to save single D/P registers that aren't saved by the push/pop
951 2007-11-19 Richard Guenther <rguenther@suse.de>
953 PR tree-optimization/34099
954 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
955 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
956 if only one operand is undefined.
958 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
960 PR tree-optimization/34036
961 * opts.c (set_fast_math_flags): Do not set flags in common
962 with set_unsafe_math_optimizations_flags, invoke it directly.
963 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
964 and flag_signed_zeros.
965 * toplev.c (process_options): Force flag_associative_math to 0 and
966 warn, if it is set and either flag_trapping_math or flag_signed_zeros
968 * doc/invoke.texi (Optimize Options): Document the new behavior
969 of -funsafe-math-optimizations, that -fassociative-math requires
970 both -fno-signed-zeros and -fno-trapping-math and make it clear
971 that -fno-trapping-math requires -fno-signaling-nans. Refactor
972 documentation of -ffast-math.
974 2007-11-18 Jakub Jelinek <jakub@redhat.com>
976 PR rtl-optimization/34132
977 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
981 * optabs.h (optab_table): Change type to struct optab from optab.
982 (convert_optab_table): Similarly.
983 Adjust all _optab macros to expand to addresses of optab_table
984 resp. convert_optab_table elements rather than the values of the
986 * optabs.c (optab_table): Change typype to struct optab from optab.
987 If compiled by recent GCC, initialize all the insn_code fields in
988 the array using designated range initializers.
989 (convert_optab_table): Similarly.
990 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
991 set_conv_libfunc): Into libfunc_entry's optab field store index within
992 optab_table resp. convert_optab_table array instead of difference
993 between two separately malloced addresses.
994 (new_optab): Add op argument, don't return anything. Initialize
995 just the insn_code field in handlers array and only when needed.
996 (init_optab, init_optabv): Add op argument, don't return anything.
997 Adjust new_optab caller.
998 (new_convert_optab): Removed.
999 (init_convert_optab): Add op argument, don't return anything, don't
1000 call new_convert_optab. If needed, initialize insn_code field in
1002 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1004 (debug_optab_libfuncs): Adjust uses of optab_table and
1005 convert_optab_table arrays.
1007 2007-11-18 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/34127
1010 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1011 Make code match up the comments, require compatibility of the
1014 2007-11-17 Richard Guenther <rguenther@suse.de>
1017 * fold-const.c (extract_muldiv_1): Do not move negative
1018 constants inside ABS_EXPR.
1020 2007-11-16 Ian Lance Taylor <iant@google.com>
1022 * collect2.c (dump_file): If a demangled symbol is followed by a
1023 space, make sure we output at least one space.
1025 2007-11-16 Richard Guenther <rguenther@suse.de>
1028 * fold-const.c (fold_binary): Use correct types for folding
1029 1 << X & Y to Y >> X & 1.
1031 2007-11-16 Richard Guenther <rguenther@suse.de>
1033 PR tree-optimization/33870
1034 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1035 (struct tree_struct_field_tag): Remove nesting_level field.
1036 (SFT_NESTING_LEVEL): Remove.
1037 (SFT_BASE_FOR_COMPONENTS_P): Add.
1038 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1039 base_for_components flag.
1040 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1041 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1043 (create_overlap_variables_for): Deal with it.
1044 * tree-dfa.c (dump_subvars_for): Likewise.
1045 (dump_variable): Likewise.
1046 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1047 Set base_for_components for first elements of sub-structures.
1048 (create_variable_info_for): Handle base_for_components.
1049 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1050 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1051 * tree-ssa-operands.c (ref_nesting_level): Remove.
1052 (add_vars_for_offset): Remove full_ref parameter, always add
1053 the offset of the pointed-to SFT.
1054 (add_virtual_operand): Adjust for changed signature of
1055 add_vars_for_offset.
1057 2007-11-16 Sa Liu <saliu@de.ibm.com>
1059 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1060 floatunssidf2 and floatunsdidf2.
1062 2007-11-16 Richard Guenther <rguenther@suse.de>
1064 PR tree-optimization/34113
1065 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1066 Use correct conversion direction for checking type compatibility.
1068 2007-11-16 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/34099
1071 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1072 that produce UNDEFINED result if at least one of its operands
1073 is UNDEFINED. By default the result is only UNDEFINED if all
1074 operands are UNDEFINED.
1076 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1079 * gcc.c (init_spec): Don't initialize asm_debug here...
1080 (main): ... but here.
1082 2007-11-07 Tom Tromey <tromey@redhat.com>
1084 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1085 * tree-parloops.c (create_loop_fn): Use set_cfun.
1086 * gengtype.c (open_base_files): Emit #undef cfun.
1087 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1088 * function.h (cfun): New define.
1089 * function.c: Undefine cfun.
1091 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1093 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1094 * config/avr/avr.h (LINK_SPEC): Likewise.
1095 (CRT_BINUTILS_SPECS): Likewsie.
1096 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1098 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1101 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1102 (execute_fold_all_builtins): Call optimize_stack_restore for
1103 BUILT_IN_STACK_RESTORE.
1105 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1107 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1108 propagation into an address; that's done in should_replace_address.
1110 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1112 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1113 * config/spu/spu.c (legitimate_const): Remove.
1114 (classify_immediate): Inline call to legitimate_const.
1115 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1116 for any constant, not just -512 .. 511.
1118 2007-11-15 Sa Liu <saliu@de.ibm.com>
1120 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1121 condition from HONOR_NANS test.
1122 * config/spu/spu.md (ceq_df): Always generate comparison code
1123 inline, including checks for NaNs and infinities.
1125 (cgt_v2df): Likewise.
1126 (cmpdf): Make this expander unconditional.
1128 2007-11-15 Richard Guenther <rguenther@suse.de>
1130 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1131 to only create SFTs if we also create variable infos for PTA.
1132 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1134 2007-11-15 Richard Guenther <rguenther@suse.de>
1136 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1137 type for TBAA pruning.
1138 (find_what_p_points_to): Call set_uids_in_ptset with the original
1139 pointer, not the decl of the solution we collapsed to.
1141 2007-11-14 David Daney <ddaney@avtrex.com>
1143 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1146 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1149 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1150 for registers in BR_REGS class.
1152 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1155 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1156 init_ssa_operands has not been called for cfun.
1158 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1160 PR tree-optimization/34046
1161 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1162 scaling if the old probability is greater than the new base.
1164 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1166 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1167 unused edges after loop duplication.
1169 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1172 (enum target_cpu_default): ... this enum.
1173 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1174 * config/i386/i386.c (override_options): ... here.
1175 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1176 TARGET_CPU_DEFAULT_i486.
1178 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1180 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1181 * config/sh/sh.c (sh_rtx_costs): Likewise.
1182 * ChangeLog: Likewise.
1184 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1186 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1187 should not be of pointer type.
1189 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1191 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1193 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1194 Bob Wilson <bob.wilson@acm.org>
1196 * config/xtensa/unwind-dw2-xtensa.c: New.
1197 * config/xtensa/unwind-dw2-xtensa.h: New.
1198 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1199 (DWARF2_UNWIND_INFO): Remove.
1200 (DWARF_FRAME_REGISTERS): Define.
1201 (EH_RETURN_DATA_REGNO): Define.
1202 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1204 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1206 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1208 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1209 -fsched-stalled-insns.
1211 PR tree-optimization/34063
1212 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1213 as first chrec_fold_plus operand rather than second.
1215 2007-11-13 Diego Novillo <dnovillo@google.com>
1217 PR tree-optimization/33870
1218 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1219 Remove field in_nested_struct.
1220 (struct tree_struct_field_tag): Add field nesting_level.
1221 (sft_in_nested_struct): Remove.
1222 (sft_nesting_level): Define.
1223 (sft_unpartitionable_p): Define.
1224 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1225 partitionable, return long_max.
1226 (compute_memory_partitions): Do not partition sfts marked
1228 (create_sft): Add argument nesting_level. Set
1229 sft_nesting_level with it. Update all users.
1230 (create_overlap_variables_for): Show nesting level.
1231 * tree-dfa.c (dump_subvars_for): Likewise.
1232 (dump_variable): Likewise. Show whether the sft is
1233 partitionable or not.
1234 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1235 Add field nesting_level.
1236 * tree-ssa-structalias.c (struct variable_info): Remove
1237 field in_nested_struct.
1238 (push_fields_onto_fieldstack): Add argument nesting_level.
1239 Update all users. Update documentation. Update pair->nesting_level
1240 with nesting_level. Make recursive calls with nesting_level + 1.
1241 (set_uids_in_ptset): If an sft is added to the points-to set,
1242 mark it as unpartitionable.
1243 * tree-ssa-operands.c (ref_nesting_level): New.
1244 (add_vars_for_offset): Call it. Add argument full_ref. Update
1245 callers. If var is inside a nested structure and the nesting level
1246 of full_ref is lower than the nesting level of var,
1247 adjust offset by the offset of var.
1249 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1251 PR tree-optimization/32582
1252 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1254 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1256 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1257 functions can be used as constant.
1259 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1261 PR rtl-optimization/34035
1262 * cse.c (cse_cfg_altered): New global variable.
1263 (cse_jumps_altered): Make boolean.
1264 (recorded_label_ref): Likewise.
1265 (cse_insn): Adjust for above changes.
1266 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1267 if dead edges have been purged.
1268 (cse_main): Change return value specification and adjust code.
1269 (rest_of_handle_cse): Adjust for above change.
1270 (rest_of_handle_cse2): Likewise.
1271 * gcse.c (rest_of_handle_gcse): Likewise.
1273 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1274 Michael Meissner <michael.meissner@amd.com>
1276 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1277 get the appropriate suffix for the coms* instruction.
1278 (sse5_pcmov_<mode>): Restrict operands of pcmov
1279 for scalar case to be only xmm registers and not memory.
1281 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1282 constraints to follow the mnemonics for the pcmov instruction
1284 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1287 * config/mips/mips.c (mips_return_fpr_single): New function.
1288 (mips_function_value): Use it when returning single-field
1290 (mips_expand_call): Handle the PARALLELs created by
1291 mips_return_fpr_single.
1293 2007-11-12 Richard Guenther <rguenther@suse.de>
1296 * fold-const.c (fold_binary): If testing for non-negative
1297 operands with tree_expr_nonnegative_warnv_p make sure to
1298 use op0 which has all (sign) conversions retained.
1300 2007-11-12 Richard Guenther <rguenther@suse.de>
1303 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1304 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1306 2007-11-12 Ira Rosen <irar@il.ibm.com>
1308 PR tree-optimization/33953
1309 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1310 allocate vec_oprnds1 according to the number of created vector
1311 statements. In case of shift with scalar argument, store scalar operand
1312 for every vector statement to be created for the SLP node. Fix a
1315 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1317 * gcse.c (CUID_INSN): Remove.
1319 (alloc_gcse_mem): Don't allocate cuid_insn.
1320 (free_gcse_mem): Don't free cuid_insn.
1322 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1325 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1329 * tree-inline.h (copy_body_data): Add regimplify field.
1330 * tree-inline.c (copy_body_r): Set id->regimplify to true
1331 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1333 (copy_bb): Clear id->regimplify before walk_tree, if it is
1334 set afterwards, regimplify the whole statement.
1336 PR tree-optimization/33680
1337 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1338 if the added cast involves variable length types.
1340 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1341 Maxim Kuvyrkov <maxim@codesourcery.com>
1343 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1344 instead of TRUE_BARRIER for jumps. Add register dependencies
1345 even when reg_pending_barrier is set.
1347 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1349 * haifa-sched.c (haifa_classify_insn): Rename to ...
1350 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1351 handle PARALLELs by recursing. Use it ...
1352 (haifa_classify_insn): ... here. Reimplement.
1354 2007-11-09 Richard Guenther <rguenther@suse.de>
1356 * bitmap.h (bitmap_single_bit_set_p): Declare.
1357 * bitmap.c (bitmap_single_bit_set_p): New function.
1358 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1359 (maybe_create_global_var): Use bitmap_empty_p.
1361 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1362 Jakub Jelinek <jakub@redhat.com>
1364 PR rtl-optimization/34012
1365 * fwprop.c (try_fwprop_subst): Do not replace if the new
1366 SET_SRC has a higher cost than the old one.
1368 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1370 PR rtl-optimization/33732
1371 * reload.c (push_reload): Check that the REG_DEAD note was referring
1372 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1373 before considering it in order to select the reload register.
1374 (combine_reloads): Likewise.
1375 (find_dummy_reload): Likewise.
1377 2007-11-09 Richard Guenther <rguenther@suse.de>
1379 * tree-flow.h (struct ptr_info_def): Make escape_mask a
1381 (struct ptr_info_def): Likewise.
1382 (enum escape_type): Also use bit zero.
1384 2007-11-09 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/33604
1387 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1388 Disregard changes in CV qualifiers of pointed to types for
1389 forward propagating ADDR_EXPRs.
1390 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1393 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1395 * dse.c (find_shift_sequence): Always choose an integer mode for
1397 (replace_read): Require both the read and store mode to be
1398 integer ones. Remove a then-redundant FLOAT_P check.
1400 2007-11-08 Richard Guenther <rguenther@suse.de>
1402 * tree-dfa.c (remove_referenced_var): If removing a
1403 variable which has subvars, also remove those from
1404 the referenced vars. Do not create a variable annotation.
1406 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1408 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1409 argument for gen_entry calls.
1410 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1411 (entry): Use the new attribute value. Remove unused first operand.
1413 2007-11-08 Tom Tromey <tromey@redhat.com>
1415 * c-parser.c (c_parser_translation_unit): Use location in error.
1416 (c_parser_external_declaration): Likewise.
1417 (c_parser_declaration_or_fndef): Likewise.
1418 (c_parser_enum_specifier): Likewise.
1419 (c_parser_struct_or_union_specifier): Likewise.
1420 (c_parser_struct_declaration): Likewise.
1421 (c_parser_typeof_specifier): Likewise.
1422 (c_parser_parms_list_declarator): Likewise.
1423 (c_parser_asm_string_literal): Likewise.
1424 (c_parser_braced_init): Likewise.
1425 (c_parser_initelt): Likewise.
1426 (c_parser_compound_statement_nostart): Likewise.
1427 (c_parser_statement_after_labels): Likewise.
1428 (c_parser_do_statement): Likewise.
1429 (c_parser_asm_statement): Likewise.
1430 (c_parser_conditional_expression): Likewise.
1431 (c_parser_unary_expression): Likewise.
1432 (c_parser_sizeof_expression): Likewise.
1433 (c_parser_postfix_expression): Likewise.
1434 (c_parser_postfix_expression_after_paren_type): Likewise.
1435 (c_parser_objc_class_instance_variables): Likewise.
1436 (c_parser_objc_method_definition): Likewise.
1437 (c_parser_objc_methodprotolist): Likewise.
1438 (c_parser_pragma): Likewise.
1439 (c_parser_omp_clause_num_threads): Likewise.
1440 (c_parser_omp_clause_schedule): Likewise.
1441 (c_parser_omp_all_clauses): Likewise.
1442 (c_parser_omp_sections_scope): Likewise.
1443 (c_parser_label): Use location of label, not colon.
1445 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1448 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1451 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1454 * ipa-pure-const.c (static_execute): Added code to keep recursive
1455 functions from being marked as pure or const.
1456 * ipa-utils.c (searchc): Fixed comment.
1458 2007-11-08 Tom Tromey <tromey@redhat.com>
1460 * common.opt (fshow-column): Default to 0.
1461 * configure: Rebuilt.
1462 * configure.ac (--enable-mapped-location): Default to 'yes'.
1464 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1466 * common.opt: Add pointer to doc/options.texi.
1467 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1468 -fipa-reference): Add or correct doc. Sorted options list for -Os
1471 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1474 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1475 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1476 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1477 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1478 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1479 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1480 to TARGET_BIG_ENDIAN_DEFAULT.
1481 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1482 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1483 to TARGET_BIG_ENDIAN_DEFAULT.
1485 2007-11-07 Diego Novillo <dnovillo@google.com>
1487 * tree.h (struct tree_struct_field_tag): Move field
1488 in_nested_struct ...
1489 (struct tree_memory_tag): ... here.
1491 2007-11-07 Diego Novillo <dnovillo@google.com>
1494 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1495 (SFT_IN_NESTED_STRUCT): Define.
1496 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1497 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1498 * tree-ssa-structalias.c (struct variable_info): Likewise.
1499 (push_fields_onto_fieldstack): If OFFSET is positive,
1500 set in_nested_struct.
1501 (create_variable_info_for): Copy setting of
1502 in_nested_struct from the field offset object.
1503 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1504 variable info object.
1505 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1506 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1508 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1510 PR rtl-optimization/33737
1511 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1512 target block after computing the probabilities of outgoing edges.
1513 Cap the frequency to BB_FREQ_MAX.
1514 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1515 frequency of the basic block if it has been reused.
1517 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1519 PR rtl-optimization/33822
1520 * rtl.h (REG_OFFSET): Fix comment.
1521 * var-tracking.c (INT_MEM_OFFSET): New macro.
1522 (var_mem_set): Use it.
1523 (var_mem_delete_and_set): Likewise.
1524 (var_mem_delete): Likewise.
1525 (same_variable_part_p): Likewise.
1526 (vt_get_decl_and_offset): Likewise.
1527 (offset_valid_for_tracked_p): New predicate.
1528 (count_uses): Do not track locations with invalid offsets.
1529 (add_uses): Likewise.
1530 (add_stores): Likewise.
1532 2007-11-07 Tom Tromey <tromey@redhat.com>
1534 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1535 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1537 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1538 Andrey Belevantsev <abel@ispras.ru>
1540 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1541 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1542 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1543 Save calculated max_asap in it.
1544 (sms_schedule): Calculate maxii using max_asap.
1546 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1548 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1549 with -mhard-dfp/-mno-hard-dfp.
1551 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1552 Jakub Jelinek <jakub@redhat.com>
1555 * haifa-sched.c (check_sched_flags): Remove.
1556 (sched_init): Don't call it.
1558 2007-11-06 Diego Novillo <dnovillo@google.com>
1560 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1561 * tree-ssa-operands.c: Tidy top-level comments.
1562 (add_vop): Likewise.
1563 (add_vars_for_offset): Tidy parameter formatting..
1564 (get_addr_dereference_operands): Likewise.
1565 (get_indirect_ref_operands): Likewise.
1566 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1567 <OMP_ATOMIC_STORE>: Likewise.
1569 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1572 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1573 GCC_VERSION which is always defined.
1575 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1578 * reload1.c (find_reloads): Also check in_reg when handling a
1579 simple move with an input reload and a destination of a hard register.
1581 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1583 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1584 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1585 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1586 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1587 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1588 (m68k_sched_attr_type2): New function.
1589 (sched_adjust_cost_state): New static variable.
1590 (m68k_sched_adjust_cost): New static function implementing
1592 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1593 New static variables.
1594 (m68k_sched_variable_issue): New static function implementing
1596 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1597 (sched_dump_split_class): New static function.
1598 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1600 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1601 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1602 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1603 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1606 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1607 (CPU_UNITS_QUERY): Define.
1609 * config/m68k/cf.md: New file.
1610 * config/m68k/m68.md (cf.md): New include.
1612 2007-11-06 Tom Tromey <tromey@redhat.com>
1614 PR c++/32256, PR c++/32368:
1615 * function.c (saved_in_system_header): New global.
1616 (push_cfun): Save in_system_header.
1617 (pop_cfun): Restore in_system_header.
1618 (push_struct_function): Save in_system_header.
1620 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1624 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1625 (complete_array_type): Set canonical type appropriately.
1626 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1627 C and C++ front ends now have different versions of this function,
1628 because the C++ version needs to maintain canonical types here.
1630 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1632 * tree-parloops.c (reduction_info): Remove reduction_init field.
1633 (initialize_reductions): Remove creation of the reduction_init variable.
1634 (struct data_arg): Remove.
1635 (add_field_for_reduction, create_stores_for_reduction): New functions.
1636 (add_field_for_name): Remove reduction handling.
1637 (separate_decls_in_loop): Call add_field_for_reduction,
1638 create_stores_for_reduction.
1640 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1642 PR tree-optimization/33458
1643 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1644 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1646 PR tree-optimization/33993
1647 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1648 rather than build_constructor_from_list if all list values are
1650 (get_initial_def_for_induction): Use build_vector instead of
1651 build_constructor_from_list.
1653 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1656 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
1657 (DECL_FINI_PRIORITY): Likewise.
1658 * tree.c (decl_init_priority_lookup): Remove assert.
1659 (decl_fini_priority_insert): Likewise.
1660 * cgraphunit.c (static_ctors): Make it a VEC.
1661 (static_dtors): Likewise.
1662 (record_cdtor_fn): Adjust accordingly.
1663 (build_cdtor): Generate multiple functions for each initialization
1665 (compare_ctor): New function.
1666 (compare_dtor): Likewise.
1667 (cgraph_build_cdtor_fns): Sort the functions by priority before
1668 calling build_cdtor.
1669 (cgraph_build_static_cdtor): Put the priority in the function's name.
1671 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1674 * common.opt: Add shared and pie.
1676 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1678 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1679 replace references to virtual_stack_vars_rtx in goto_handler.
1681 2007-11-05 Paul Brook <paul@codesourcery.com>
1683 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1684 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1685 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1686 arm_lang_output_object_attributes_hook.
1687 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1688 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1689 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1691 * config/arm/t-arm.c (arm.o): New rule.
1692 * config/arm/arm-c.c: New file.
1694 2007-11-05 Nick Clifton <nickc@redhat.com>
1695 Sebastian Pop <sebastian.pop@amd.com>
1697 PR tree-optimization/32540
1698 PR tree-optimization/33922
1699 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1700 * tree-ssa-pre.c: Include params.h.
1701 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1702 to limit the maximum length of the PA set for a given block.
1703 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1704 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1706 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1708 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1709 __fixunssfDI): Make return type unsigned.
1710 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1711 __fixunssfDI): Make return type unsigned.
1713 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1715 PR tree-optimization/33856
1716 * tree-data-ref.c (get_references_in_stmt): Don't add
1717 REFERENCE_CLASS_P trees to references vector if get_base_address
1718 returns NULL on them.
1720 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1722 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1724 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1727 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1728 for TRUTH_NOT_EXPR to type.
1730 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1732 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1734 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1737 * dwarf2out.c (add_calling_convention_attribute): Change
1738 second argument. Set calling convention to DW_CC_program for
1739 Fortran main program.
1740 (gen_subprogram_die): Adjust to new prototype for
1741 add_calling_convention_attribute.
1743 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1745 PR tree-optimization/33987
1746 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1748 (vectorizable_reduction): Add type check.
1750 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1753 * c-parser.c (c_parser_statement_after_labels): Error if a
1754 declaration is parsed after a label.
1756 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1759 * reorg.c (emit_delay_sequence): Do not clear the locator on
1760 the jump instruction.
1762 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1765 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1766 current sched region.
1768 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1770 * config/ia64/ia64.c (struct reg_write_state): Change into
1771 unsigned short bitfields rather than unsigned int, decrease
1772 first_pred to just 10 bits.
1773 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1774 into two char array.
1775 (rws_insn_set, rws_insn_test): New functions.
1776 (in_safe_group_barrier): New variable.
1777 (rws_update): Remove first argument, always set rws_sum array.
1778 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1779 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1781 (rtx_needs_barrier): Use rws_insn_test macro.
1782 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1783 instead set/clear in_safe_group_barrier flag.
1785 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1787 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1788 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1789 pointer or frame pointer.
1790 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1791 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1792 (DWARF2_UNWIND_INFO): Define.
1793 (INCOMING_RETURN_ADDR_RTX): Define.
1794 (DWARF_FRAME_RETURN_COLUMN): Define.
1796 2007-11-02 Tom Tromey <tromey@redhat.com>
1798 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1801 2007-11-02 Diego Novillo <dnovillo@google.com>
1803 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1804 argument from function pointer ANALYZE_EXPR. Update all users.
1805 * cgraph.c (debug_cgraph_node): New.
1806 (debug_cgraph): New.
1808 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1810 PR rtl-optimization/33648
1811 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1812 the newly created basic block.
1814 2007-11-01 Richard Guenther <rguenther@suse.de>
1816 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1818 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1820 PR rtl-optimization/33828
1821 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1822 of VBEIN and VBEOUT.
1824 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1826 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1827 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1828 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1830 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1832 * gcc.c (getenv_spec_function): Escape the environment variable's
1835 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1837 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1838 show that CSE means common subexpression elimination. Change wording
1839 for -fsee and define LCM. Remove capitalization of optimizations
1840 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1842 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1845 * doc/sourcebuild.texi (Test Directives): Document that xfail
1846 has no effect for dg-do except when dg-do-what is "run".
1848 2007-11-01 Tom Tromey <tromey@redhat.com>
1850 * c-decl.c (grokdeclarator): Set decl source locations.
1851 * c-parser.c (c_parser_enum_specifier): Set location.
1852 (c_parser_struct_or_union_specifier): Likewise.
1854 2007-11-01 Tom Tromey <tromey@redhat.com>
1856 * print-tree.c (print_node): Print column number.
1858 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1861 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1862 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1863 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1865 PR rtl-optimization/33673
1866 * gcse.c (cprop_jump): If a conditional jump has been optimized
1867 into unconditional jump, make the remaining normal edge fallthru
1868 and delete the jump insn.
1870 2007-11-01 Ben Elliston <bje@au.ibm.com>
1872 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1873 (set_mem_attrs_from_reg): Likewise.
1875 2007-11-01 Michael Matz <matz@suse.de>
1877 PR tree-optimization/33961
1878 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1879 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1880 (add_or_mark_expr): New argument 'store', using it to search
1882 (nt_init_block): Adjust calls to add_or_mark_expr.
1884 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1887 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1888 for the first push_operand.
1890 2007-10-31 Revital Eres <eres@il.ibm.com>
1892 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1893 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1894 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1895 movmisalignv2sf, vcondv2sf): New.
1896 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1897 UNSPEC_EXTODD_V2SF): Define new constants.
1898 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1899 paired_emit_vector_cond_expr): New.
1900 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1901 * config/rs6000/rs6000.c (paired_expand_vector_move,
1902 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1904 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1906 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1908 PR tree-optimization/32377
1909 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1910 work also for unknown number of iterations.
1911 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1912 number of iterations is not known.
1914 2007-10-31 Richard Guenther <rguenther@suse.de>
1917 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1918 new undefined integer overflow.
1919 (fold_binary): Avoid useless conversion.
1921 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1924 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
1926 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1928 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1930 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1931 with -mhard-dfp/-mno-hard-dfp.
1932 * config/s390/s390.opt: Likewise.
1933 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1936 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1938 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1940 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1942 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1943 optimization options.
1944 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1945 enabled by -O. Document -fdce and -fdse.
1947 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1950 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1951 convert second operand of COMPOUND_EXPR to the original type of
1954 2007-10-30 Richard Guenther <rguenther@suse.de>
1956 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1957 of loop adding SFTs as virtual operands.
1959 2007-10-30 Richard Guenther <rguenther@suse.de>
1961 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1963 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1965 PR tree-optimization/32893
1966 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1967 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1969 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1971 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1973 (sub_ddmmss): Likewise.
1974 (umul_ppmm): Likewise.
1975 (udiv_qrnnd): Likewise.
1977 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1980 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1981 directives must come before dg-additional-sources.
1983 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1985 PR tree-optimization/33723
1986 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1987 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1989 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1991 PR tree-optimization/33614
1992 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1993 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1994 initializer constants.
1996 2007-10-29 Richard Guenther <rguenther@suse.de>
1998 PR tree-optimization/33870
1999 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2000 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2003 2007-10-29 Richard Guenther <rguenther@suse.de>
2005 * passes.c (init_optimization_passes): Exchange store_copy_prop
2007 * tree-pass.h (pass_store_copy_prop): Remove.
2008 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2009 (stmt_may_generate-copy): Do not handle store_copy_prop.
2010 (get_copy_of_val): Likewise.
2011 (set_copy_of_val): Likewise.
2012 (copy_prop_visit_assignment): Likewise.
2013 (copy_prop_visit_stmt): Likewise.
2014 (copy_prop_visit_phi_node): Likewise.
2015 (init_copy_prop): Likewise.
2016 (execute_copy_prop): Likewise.
2017 (do_copy_prop): Remove.
2018 (gate_store_copy_prop): Likewise.
2019 (store_copy_prop): Likewise.
2020 (pass_store_copy_prop): Likewise.
2021 (pass_copy_prop): Call execute_copy_prop.
2022 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2023 * common.opt (ftree-store-copy-prop): Mark obsolete.
2024 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2026 2007-10-29 Ian Lance Taylor <iant@google.com>
2028 * ifcvt.c (noce_can_store_speculate_p): New static function.
2029 (noce_process_if_block): Call it.
2030 (if_convert): Remove recompute_dominance parameter. Change all
2033 2007-10-29 Richard Guenther <rguenther@suse.de>
2035 * tree-flow-inline.h (get_subvar_at): Use binary search.
2036 (get_first_overlapping_subvar): New function to binary search
2037 for the first overlapping subvar.
2038 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2039 just handle adding subvars for a pointed-to subvar. Optimize
2040 and use get_first_overlapping_subvar.
2041 (add_vars_for_bitmap): Fold into single caller.
2042 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2043 and non pointed-to bits of add_vars_for_offset.
2045 2007-10-29 Revital Eres <eres@il.ibm.com>
2047 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2049 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2050 Zdenek Dvorak <ook@ucw.cz>
2053 reduction support for automatic parallelization.
2055 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2057 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2058 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2059 and OMP_ATOMIC_STORE.
2060 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2061 * gimple-low.c (lower_stmt): Same.
2062 * gimplify.c (gimplify_expr): Same.
2063 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2064 gimplify_omp_atomic_mutex): Remove.
2065 (gimplify_omp_atomic): Change it to simply gimplify the
2066 statement instead of expanding it.
2067 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2068 (expand_omp_atomic, expand_omp_atomic_pipeline,
2069 goa_stabilize_expr, expand_omp_atomic_mutex,
2070 expand_omp_atomic_fetch_op): New functions to implement
2071 expansion of OMP_ATOMIC.
2072 (expand_omp, build_omp_regions_1): Add support for
2073 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2074 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2076 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2078 * tree-parloops.c: add include to tree-vectorizer.h.
2079 (reduction_info): New structure for reduction.
2080 (reduction_list): New list to represent list of reductions per loop.
2081 (struct data_arg): New helper structure for reduction.
2082 (reduction_info_hash, reduction_info_eq, reduction_phi,
2083 initialize_reductions, create_call_for_reduction,
2084 create_phi_for_local_result, create_call_for_reduction_1,
2085 create_loads_for_reductions, create_final_loads_for_reduction):
2087 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2088 (separate_decls_in_loop_name): Support reduction variables.
2089 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2090 call create_loads_for_reduction for each reduction.
2091 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2093 (transform_to_exit_first_loop): Add reduction support, add
2094 reduction_list parameter.
2095 (gen_parallel_loop): Add reduction_list parameter. Add call
2096 separate_decls_in_loop with
2097 the new argument. Traverse reductions and call
2098 initialize_reductions, create_call_for_reduction.
2099 (parallelize_loops): Create and delete the reduction list.
2100 (add_field_for_name): Change use of data parameter. Add fields for
2102 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2103 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2104 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2105 * tree-inline.c (estimate_num_insns_1): add cases for
2106 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2107 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2108 * tree-ssa-operands.c (get_addr_dereference_operands):
2109 New function. Subroutine of get_indirect_ref_operands.
2110 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2111 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2114 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2116 * config/cris/cris.c: Include df.h.
2117 (cris_address_cost): Add gcc_assert for canonicalization
2118 assumptions. For PLUS with MULT or register, correct
2119 test for register in other arm. Tweak comments.
2121 2007-10-28 Richard Guenther <rguenther@suse.de>
2123 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2124 telling if the var is to be treated as points-to location.
2125 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2126 (add_virtual_operand): Only recurse into MPTs if aliases
2129 2007-10-28 Richard Guenther <rguenther@suse.de>
2131 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2132 (add_vars_for_bitmap): Do not recurse further. Only add vars
2133 for pointed-to SFTs.
2134 (add_virtual_operand): Re-instantiate loop to add operands for
2135 aliases. Recurse into MPTs.
2136 (get_indirect_ref_operands): If we fall back to use a pointers
2137 SMT, make sure to not prune based on the access offset and size.
2139 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2142 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2143 the eh information on the statement.
2145 2007-10-28 Richard Guenther <rguenther@suse.de>
2147 * tree-flow.h (subvar_t): Make it a VEC.
2148 (struct subvar): Remove.
2149 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2150 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2152 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2153 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2154 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2155 (set_initial_properties): Likewise.
2156 (setup_pointers_and_addressables): Likewise.
2157 (new_type_alias): Likewise.
2158 (create_overlap_variables_for): Likewise.
2159 * tree-dfa.c (dump_subvars_for): Likewise.
2160 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2161 (get_expr_operands): Likewise.
2162 (add_to_addressable_set): Likewise.
2163 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2165 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2167 PR tree-optimization/33920
2168 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2169 successor bb to true when predecessor bb has NULL predicate.
2170 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2172 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2174 * config/mips/mips.md: Add combiner patterns for DImode extensions
2175 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2178 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2181 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2183 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2185 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2186 LIBCALL notes if they are about to be moved to the same insn.
2188 2007-10-27 Richard Guenther <rguenther@suse.de>
2190 PR tree-optimization/33870
2191 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2192 duplication. Remove redundant call to access_can_touch_variable.
2193 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2194 (add_virtual_operand): Use it.
2196 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2199 * pa.h (ASM_PN_FORMAT): Delete define.
2201 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2203 * doc/invoke.texi (Option Summary, optimizations): Remove
2204 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2205 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2206 -fsplit-wide-types to match later entry. Break up a long line.
2207 (Option Summary, code gen options) Add -fno-stack-limit. Add
2208 missing @gol to the end of a line.
2209 (Optimization Options): Remove -fbounds-check, which is also
2210 documented under Code Generation Options. Remove =n from
2211 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2212 to -fcprop-registers to match other options, and say when it is
2213 enabled rather than disabled. Remove extra index entry for
2214 -fno-cx-limited-range. Add index entries for -fstack-protector
2215 and -fstack-protector-all.
2216 (Code Gen Options): Add index entry for -ftls-model.
2218 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2220 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2221 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2222 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2223 expand_epilogue, output_movhi): Don't handle 'main' function.
2224 (avr_attribute_table): Add 'OS_task' function attribute.
2225 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2227 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2228 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2230 * config/avr/avr.opt (minit-stack): Remove.
2232 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2234 * tree-nested.c (get_trampoline_type): Fix thinko.
2236 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2239 * tree.c (build_offset_type): Build canonical type based on the
2240 TYPE_MAIN_VARIANT of the base type.
2242 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2244 * reorg.c (emit_delay_sequence): Move insn locator from the
2245 first insn to the sequence.
2247 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2249 * ipa-pure-const.c (check_decl): Return immediately when
2250 pure_const_state has been set to IPA_NEITHER.
2252 2007-10-25 Ira Rosen <irar@il.ibm.com>
2254 PR tree-optimization/33833
2255 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2256 and convert init to sizetype in inner_base construction.
2258 2007-10-25 Richard Guenther <rguenther@suse.de>
2260 * tree-flow.h (mem_sym_stats): Remove.
2261 (dump_mem_sym_stats_for_var): Declare.
2262 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2263 (mem_sym_stats): Move ...
2264 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2265 (mem_sym_score): Rename from ...
2266 (pscore): ... this. Remove.
2267 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2268 not the frequencies.
2269 (compare_mp_info_entries): Make sort stable by disambiguating
2272 2007-10-25 Ira Rosen <irar@il.ibm.com>
2274 PR tree-optimization/33866
2275 * tree-vect-transform.c (vectorizable_store): Check operands of all
2276 the stmts in the group of strided accesses. Get def stmt type for each
2277 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2279 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2281 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2282 (Yt): Rename register constraint to Y2.
2283 * config/i386/sse.md: Use renamed register constraints.
2284 * config/i386/mmx.md: Ditto.
2285 * config/i386/i386.md: Ditto.
2287 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2289 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2291 2007-10-24 Chao-ying Fu <fu@mips.com>
2293 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2294 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2296 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2297 Olga Golovanevsky <olga@il.ibm.com>
2299 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2300 the compiler that wr.wrap and wr.domain are initialized in
2303 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2305 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2306 to print gcov_type values.
2308 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2310 * config/avr/avr.h: Do not include progmem_section definition when
2311 building with IN_TARGET_LIBS.
2313 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2316 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2317 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2318 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2319 (mips_orphaned_high_part_p: New functions.
2320 (mips_avoid_hazard): Don't check INSN_P here.
2321 (mips_avoid_hazards): Rename to...
2322 (mips_reorg_process_insns): ...this. Cope with
2323 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2324 or turn them into nops.
2325 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2326 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2327 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2328 (mips_override_options): Set flag_delayed_branch to 0.
2330 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2332 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2333 MIPS-specific implementation details.
2334 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2335 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2336 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2337 for targets with movmemsi.
2338 (MOVE_BY_PIECES_P): Define.
2339 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2340 (mips_block_move_loop): Add a bytes_per_iter argument.
2341 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2342 Update call to mips_block_move_loop.
2344 2007-10-24 Michael Matz <matz@suse.de>
2347 * var-tracking.c (variable_union): Don't break after one loop
2348 iteration but only when a difference is found.
2349 (dump_variable): Also print DECL_UID.
2351 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2353 * ipa-type-escape.h: Expose function
2354 is_array_access_through_pointer_and_index.
2356 (is_array_access_through_pointer_and_index):
2357 Add three new parameters. Add support of
2358 POINTER_PLUS_EXPR tree code.
2360 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2362 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2363 * tree-pass.h: Add pass_ipa_struct_reorg.
2364 * common.opt: Add ipa-struct-reorg flag.
2365 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2366 * passes.c: Add pass pass_ipa_struct_reorg.
2367 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2368 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2370 2007-10-24 Ira Rosen <irar@il.ibm.com>
2372 PR tree-optimization/33804
2373 * tree-vect-transform.c (vectorizable_operation): Remove the
2374 checks that the vectorization is worthwhile from the transformation
2377 2007-10-24 Ira Rosen <irar@il.ibm.com>
2379 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2380 vectype cannot be determined for the scalar type.
2381 (vect_analyze_slp_instance): Likewise.
2382 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2383 return type to bool. Return false if vectype cannot be determined
2384 for the scalar type.
2385 (vect_get_constant_vectors): Return false if vectype cannot be
2386 determined for the scalar type.
2387 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2388 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2389 vectorizable_reduction): Likewise.
2391 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2393 * config.gcc: For a FreeBSD target, parse the value of ${target}
2394 to determine the value of FBSD_MAJOR, instead of adding an
2395 explicit check for every possible FreeBSD major version.
2397 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2399 PR rtl-optimization/33846
2400 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2402 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2404 PR tree-optimization/33860
2405 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2406 interleaved accesses in case the dr is inside the inner-loop during
2407 outer-loop vectorization.
2409 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2411 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2412 Document MEM_POINTER. Replace mentions of "integrated"
2413 field with "return_val". Delete outdated stuff.
2415 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2417 * config/rs6000/rs6000.c (rs6000_override_options): Set
2418 rs6000_altivec_abi on AIX.
2419 (conditional_register_usage): Set VR20:31 fixed on AIX.
2421 2007-10-23 Richard Guenther <rguenther@suse.de>
2423 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2426 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2427 David S. Miller <davem@davemloft.net>
2429 * df-scan.c (df_get_call_refs): Mark global registers as both a
2430 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2432 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2434 PR tree-optimization/33834
2435 PR tree-optimization/33835
2436 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2437 stmts need to be checked for success seperately.
2438 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2439 Remove the check that stmt is not LIVE.
2440 (vectorizable_assignment, vectorizable_induction): Likewise.
2441 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2442 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2444 (vectorizable_live_operation): Check that op is not NULL.
2446 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2448 * doc/invoke.texi (Optimization Options): In the summary, show
2449 that the value for options -falign-jumps, -falign-labels,
2450 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2451 -fsched-stalled-insns-dep is optional. In the summary, show that
2452 -fsched-stalled-insns takes an optional argument and that
2453 -fparallelize-loops takes an argument. Add opindex for several
2454 optimization options, and fix typos in the opindex commands for
2455 several others. In the descriptions for -fsched-stalled-insns
2456 and -fsched-stalled-insns-dep, show the options with and without
2459 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2461 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2463 * config/avr/avr.h (LINK_SPEC): Likewise.
2464 (CRT_BINUTILS_SPECS): Likewsie.
2465 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2467 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2469 PR rtl-optimization/33644
2470 * cfgcleanup.c: Do not include dce.h.
2471 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2472 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2473 * dce.c (something_changed): Delete.
2474 (libcall_dead_p): New predicate.
2475 (delete_unmarked_insns): Use it to delete dead libcalls.
2476 Deal with REG_LIBCALL and REG_RETVAL notes.
2477 (prescan_libcall_for_dce): New function.
2478 (prescan_insns_for_dce): Use it to deal with libcalls.
2479 (mark_reg_dependencies): Do nothing special for libcalls.
2480 (dce_process_block): Likewise.
2481 (fast_dce): Delete unused local variable.
2482 (run_fast_dce): Do not return a value.
2483 * dce.h (struct df): Delete.
2484 (run_fast_dce): Adjust prototype.
2485 * optabs.c (libcall_id): Delete.
2486 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2487 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2488 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2489 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2490 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2491 notes instead of REG_LIBCALL_ID notes.
2492 * reg-notes.def (LIBCALL_ID): Delete.
2493 * Makefile.in (see.o): Add dce.h dependency.
2494 (cfgcleanup.o): Remove dce.h dependency.
2496 2007-10-22 Michael Matz <matz@suse.de>
2498 PR tree-optimization/33855
2499 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2502 2007-10-22 Ira Rosen <irar@il.ibm.com>
2504 PR tree-optimization/33854
2505 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2506 FLOAT_EXPR to the list of promotion operations.
2508 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2512 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2513 (print_reg): Print register prefix only with AT&T asm syntax.
2514 Support pc_rtx for RIP register.
2515 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2516 relative addressing. Always print segment register prefix with AT&T
2517 asm syntax and never with Intel asm syntax.
2518 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2519 Fix prefix for 16-byte XFmode operands.
2520 (output_addr_const_extra): Support Intel asm syntax.
2521 (x86_file_start): Don't use register prefix with Intel asm syntax.
2522 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2523 ("return_internal_long"): Fix Intel asm syntax output.
2524 ("set_got_rex64"): Support Intel asm syntax.
2525 ("set_rip_rex64"): Likewise.
2526 ("set_got_offset_rex64"): Likewise.
2527 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2529 ("*tls_global_dynamic_64"): Likewise.
2530 ("*tls_local_dynamic_base_64"): Likewise.
2531 ("*load_tp_si")("*load_tp_di"): Likewise.
2532 ("*add_tp_si")("*add_tp_di"): Likewise.
2533 ("*tls_dynamic_lea_64"): Likewise.
2534 ("*sibcall_value_1_rex64_v"): Likewise.
2535 ("stack_tls_protect_set_si"): Likewise.
2536 ("stack_tls_protect_set_di"): Likewise.
2537 ("stack_tls_protect_test_si"): Likewise.
2538 ("stack_tls_protect_test_di"): Likewise.
2539 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2541 ("*movv2sf_internal_rex64"): Likewise.
2542 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2543 (__get_cpuid_max): Likewise.
2545 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2547 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2548 the STRICT_P argument type "bool" rather than "int".
2549 (mips_legitimate_address_p): Likewise.
2550 (fp_register_operand, lo_operand): Delete.
2551 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2552 (mips_emit_scc): Rename to...
2553 (mips_expand_scc): ...this.
2554 (gen_conditional_branch): Rename to...
2555 (mips_expand_conditional_branch): ...this.
2556 (gen_conditional_move): Rename to...
2557 (mips_expand_conditional_move): ...this.
2558 (mips_gen_conditional_trap): Rename to...
2559 (mips_expand_conditional_trap): ...this and take an rtx code instead
2560 of an operands array.
2561 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2563 (mips_emit_fcc_reload): Rename to...
2564 (mips_expand_fcc_reload): ...this.
2565 (init_cumulative_args): Rename to...
2566 (mips_init_cumulative_args): ...this and remove the libname argument.
2567 (function_arg_advance): Rename to...
2568 (mips_function_arg_advance): ...this.
2569 (function_arg): Rename to...
2570 (mips_function_arg): ...this and use "rtx" instead of
2572 (function_arg_boundary): Rename to...
2573 (mips_function_arg_boundary): ...this.
2574 (mips_expand_unaligned_load): Rename to...
2575 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2576 and BITPOS arguments type "HOST_WIDE_INT".
2577 (mips_expand_unaligned_store): Rename to...
2578 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2579 and BITPOS arguments type "HOST_WIDE_INT".
2580 (override_options): Rename to...
2581 (mips_override_options): ...this.
2582 (print_operand): Rename to...
2583 (mips_print_operand): ...this.
2584 (print_operand_address): Rename to...
2585 (mips_print_operand_address): ...this.
2586 (mips_output_ascii): Remove the PREFIX argument.
2587 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2589 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2590 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2591 of "struct rtx_def *".
2592 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2594 (build_mips16_call_stub): Delete.
2595 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2596 (mips_use_ins_ext_p): Give the second and third arguments type
2597 "HOST_WIDE_INT" rather than "rtx".
2598 * config/mips/mips.h: Update after the above changes. Tweak comments
2600 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2601 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2602 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2603 element type from "char" to "bool".
2604 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2605 (mips_cpu_info_table): Delete.
2606 * config/mips/mips.md: Update after the above changes. Tweak some
2608 * config/mips/mips-ps-3d.md: Likewise.
2609 * config/mips/mips.c: Tweak comments and formatting.
2610 Use NULL-like macros rather than 0 in various places.
2611 (mips_section_threshold): Rename to...
2612 (mips_small_data_threshold): ...this and give it an unsigned type.
2613 (num_source_filenames): Remove explicit initialization.
2614 (sdb_label_count): Likewise.
2615 (sym_lineno): Delete.
2616 (set_noat): Make static.
2617 (mips_branch_likely): Likewise, and give it type "bool".
2618 (mips_isa_info): Rename to...
2619 (mips_isa_option_info): ...this.
2620 (mips_flag_delayed_branch): Rename to...
2621 (mips_base_delayed_branch): ...this.
2622 (mips_split_addresses): Delete.
2623 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2624 element type from "char" to "bool".
2625 (mips_regno_to_class): Add an explicit array size.
2626 (mips16_flipper): Change from type "int" to type "bool".
2627 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2628 (mips_tls_operand_p): Rename to...
2629 (mips_tls_symbol_p): ...this.
2630 (mips_global_symbol_p): Remove redundant "const".
2631 (mips_offset_within_alignment_p): Simplify.
2632 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2633 to STRICT_P and give it type bool.
2634 (mips_valid_base_register_p): Likewise.
2635 (mips_classify_address): Likewise.
2636 (mips_legitimate_address_p): Likewise.
2637 (mips16_unextended_reference_p): Take the offset as an
2638 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2639 (mips_const_insns): Use IN_RANGE.
2640 (mips_force_temporary): Remove an unnecessary copy_rtx.
2641 (mips16_gp_pseudo_reg): Simplify.
2642 (mips_split_symbol): Remove an unnecessary copy_rtx.
2643 (mips_legitimize_tls_address): Only create registers if we need them.
2644 (mips_legitimize_address): Use mips_split_plus.
2645 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2646 variable COST to NUM_OPS.
2647 (mips_legitimize_move): Use gen_lowpart.
2648 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2649 (m16_check_op): Use IN_RANGE.
2650 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2651 (mips_split_doubleword_move): Pass booleans to mips_subword.
2652 (mips_output_move): Store the mode in a local variable.
2653 Explicitly assert that this function does not deal with
2654 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2655 cases more consistent.
2656 (mips_relational_operand_ok_p): Rename to...
2657 (mips_int_order_operand_ok_p): ...this.
2658 (mips_canonicalize_comparison): Rename to...
2659 (mips_canonicalize_int_order_test): ...this.
2660 (mips_emit_int_relational): Rename to...
2661 (mips_emit_int_order_test): ...this. Store the mode in a local
2663 (mips_reverse_fp_cond_p): Rename to...
2664 (mips_reversed_fp_cond): ...this.
2665 (mips_emit_compare): Make the order of the statements more consistent.
2666 (mips_emit_scc): Rename to...
2667 (mips_expand_scc): ...this.
2668 (gen_conditional_branch): Rename to...
2669 (mips_expand_conditional_branch): ...this.
2670 (gen_conditional_move): Rename to...
2671 (mips_expand_conditional_move): ...this. Build the condition
2672 separately from the main pattern.
2673 (mips_gen_conditional_trap): Rename to...
2674 (mips_expand_conditional_trap): ...this and take an rtx code instead
2675 of an operands array. Simplify.
2676 (init_cumulative_args): Rename to...
2677 (mips_init_cumulative_args): ...this. Use memset rather than a
2678 copy from a zeroed static. Use prototype_p and stdarg_p.
2679 (mips_arg_info): Rename to...
2680 (mips_get_arg_info): ...this and put the INFO argument first.
2681 (function_arg): Rename to...
2682 (mips_function_arg): ...this and use "rtx" instead of
2683 "struct rtx_def *". Only split structures into chunks if
2684 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2685 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2686 comparison with REAL_TYPE. Rename local variable REG to REGNO
2687 and make it unsigned.
2688 (function_arg_advance): Rename to...
2689 (mips_function_arg_advance): ...this.
2690 (function_arg_boundary): Rename to...
2691 (mips_function_arg_boundary): ...this.
2692 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2694 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2695 comparison with REAL_TYPE.
2696 (mips_function_value): Remove the FUNC argument. Rename local
2697 variable UNSIGNEDP to UNSIGNED_P.
2698 (mips_return_in_memory): Use IN_RANGE.
2699 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2700 to FUNCTION_ARG_ADVANCE.
2701 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2702 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2703 SIZE and RSIZE if needed.
2704 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2706 (build_mips16_function_stub): Rename to...
2707 (mips16_build_function_stub): ...this.
2708 (build_mips16_call_stub): Rename to...
2709 (mips16_build_call_stub): ...this. Make static, and return a
2710 "bool" rather than an "int". Rename the ARG_SIZE argument to
2711 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2712 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2713 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2715 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2716 are not sibling ones.
2717 (mips_emit_fcc_reload): Rename to...
2718 (mips_expand_fcc_reload): ...this.
2719 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2721 (mips_expand_unaligned_load): Rename to...
2722 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2723 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2725 (mips_expand_unaligned_store): Rename to...
2726 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2727 and BITPOS arguments type "HOST_WIDE_INT".
2728 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2729 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2731 (mips_init_split_addresses): Replace with...
2732 (mips_split_addresses_p): ...this new function.
2733 (mips_init_relocs): Check mips_split_addresses_p () rather than
2734 mips_split_addresses. Always initialize mips_split_p with booleans.
2735 (print_operand_reloc): Rename to...
2736 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2738 (print_operand): Rename to...
2739 (mips_print_operand): ...this.
2740 (print_operand_address): Rename to...
2741 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2742 (mips_in_small_data_p): Simplify.
2743 (mips_output_ascii): Remove the PREFIX argument and "register"
2744 keywords. Use the STRING parameter directly and cast to
2746 (mips16e_collect_argument_save_p): Use IN_RANGE.
2747 (mips_function_has_gp_insn): Simplify.
2748 (mips_set_return_address): Use BITSET_P.
2749 (mips_restore_gp): Use a separate statement to pick the base
2751 (mips_output_function_prologue): Use a local FRAME variable.
2752 (mips_save_reg): Pass booleans to mips_subword.
2753 (mips_expand_prologue): Use a local FRAME variable. Use
2754 cprestore_size to detect when .cprestore is needed.
2755 (mips_restore_reg): Use GP_REG_FIRST.
2756 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2757 rather than "int". Use local FRAME and REGNO variables.
2758 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2759 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2761 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2762 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2763 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2764 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2765 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2766 (builtin_description): Rename to...
2767 (mips_builtin_description): ...this.
2768 (mips_bdesc): Rename to...
2769 (mips_ps_bdesc): ...this.
2770 (sb1_bdesc): Rename to...
2771 (mips_sb1_bdesc): ...this.
2772 (dsp_bdesc): Rename to...
2773 (mips_dsp_bdesc): ...this.
2774 (dsp_32only_bdesc): Rename to...
2775 (mips_dsp_32only_bdesc): ...this.
2776 (bdesc_map): Rename to...
2777 (mips_bdesc_map): ...this.
2778 (bdesc_arrays): Rename to...
2779 (mips_bdesc_arrays): ...this.
2780 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2781 Tweak error message.
2782 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2783 Rename local variables I and J to OPNO and ARGNO respectively.
2784 Assert that the number of arguments is no more than the number of
2786 (mips_expand_builtin_compare): Use an array of arguments rather
2787 than an array of operands. Assert that the number of operands is
2789 (add_constant): Rename to...
2790 (mips16_add_constant): ...this. Use XNEW.
2791 (dump_constants_1): Rename to...
2792 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2793 (dump_constants): Rename to...
2794 (mips16_emit_constants): ...this.
2795 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2796 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2797 Assign mips16_p to was_mips16_p.
2798 (mips_parse_cpu): Tweak warning message.
2799 (override_options): Rename to...
2800 (mips_override_options): ...this. Move the mips_cost initialization
2801 out of the "shared with GAS" block. Quote option names in error
2803 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2804 (mips_order_regs_for_local_alloc): Remove register keyword.
2806 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2808 * system.h (IN_RANGE): Cast each argument individually.
2810 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2812 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2813 MIPS16 code unless using o32 or o64.
2815 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2817 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2818 for modes smaller than 4 bytes.
2819 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2822 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2824 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2825 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2826 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2827 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2829 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2831 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2832 sibling calls to "mips16" functions if the function satisfies
2833 const_call_insn_operand.
2835 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2837 * config/mips/mips.c (mips_va_start): Fix types in calls
2840 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2842 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2845 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2847 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2848 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2849 instead of checking mips_isa.
2851 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2853 * doc/invoke.texi (-mpaired-single): Don't say that the option
2854 requires 64-bit code.
2855 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2856 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2857 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2858 V2SF if ISA_MIPS32R2.
2859 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2860 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2861 to ISA_HAS_NMADD_NMSUB.
2862 (mips_split_doubleword_move): Handle V2SF.
2863 (mips_modes_tieable_p): New function.
2864 (override_options): Report a warning rather than an error when
2865 -mpaired-single is used on ISAs that don't support it; use
2866 ISA_HAS_PAIRED_SINGLE to check that case.
2867 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2868 and DF move splitters with a single MOVE64 splitter, thereby adding
2869 a V2SF splitter too.
2870 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2871 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2872 (HALFMODE): Add V2SF.
2873 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2874 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2875 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2876 (movv2sf_hardfloat_32bit): New pattern.
2877 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2878 TARGET_DOUBLE_FLOAT conditions.
2880 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2882 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2883 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2884 64-bit register in 64-bit libgcc.
2886 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2888 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2889 * config/avr/avr.h (LINK_SPEC): Likewise.
2890 (CRT_BINUTILS_SPECS): Likewsie.
2891 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2893 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2895 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2896 and -Wfatal-errors together.
2898 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2901 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2902 change for vrsave, ie restore after frame pop.
2904 2007-10-19 David S. Miller <davem@davemloft.net>
2906 * config/sparc/niagara2.md: Fix copyright notice.
2908 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2910 PR tree-optimization/23820
2911 PR tree-optimization/24309
2912 PR tree-optimization/33766
2913 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2914 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2915 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2916 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2917 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2918 (linear_transform_loops): Use perfect_loop_nest_depth.
2919 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2920 should have a single condition: their exit.
2922 2007-10-19 Richard Guenther <rguenther@suse.de>
2926 * stor-layout.c (layout_type): Assert that aggregates do not
2927 have their alias sets set.
2928 * alias.c (get_alias_set): Return alias set zero for incomplete
2929 types, return the alias set of the element for incomplete array
2930 types, but do not remember these.
2932 2007-10-19 Richard Guenther <rguenther@suse.de>
2935 2007-10-19 Richard Guenther <rguenther@suse.de>
2938 * tree.c (build_array_type): Do not re-layout unbound array
2941 2007-10-19 Richard Guenther <rguenther@suse.de>
2944 * tree.c (build_array_type): Do not re-layout unbound array
2947 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2949 * config/mips/mips.c (mips_canonicalize_comparison): Check
2950 mips_relational_operand_ok_p before trying to rewrite the test.
2951 Only calculate PLUS_ONE if needed.
2952 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2955 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2957 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2960 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2962 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2963 the call uses the incoming value of $2.
2965 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2967 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2968 rather then gen_rtx_MEM.
2969 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2971 (mips_set_return_address): Likewise.
2972 (mips_restore_gp): Likewise.
2974 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2976 * config/mips/mips.c (gpr_mode): Delete.
2977 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2978 instead of gpr_mode.
2979 (mips_for_each_saved_reg): Likewise.
2980 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2981 (override_options): Don't initialize gpr_mode.
2982 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2984 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2986 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2988 (mips_class_max_nregs): Calculate the smallest consituent register
2989 size and use that to determine an upper bound on the number of
2992 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2994 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2996 (mips_expand_epilogue): ...here.
2997 (mips_mdebug_abi_name): New function, split out from...
2998 (mips_file_start): ...here.
2999 (mips_hard_regno_mode_ok_p): New function, split out from...
3000 (override_options): ...here.
3001 (mips_expand_builtin_1): New function, split out from...
3002 (mips_expand_buitin): ...here. Abort if we don't recognize
3005 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3007 * config/mips/mips.c (build_mips16_function_stub): Load the
3008 target address into $1 before transfering the arguments.
3009 Don't use ".set noreorder".
3010 (build_mips16_call_stub): Likewise.
3012 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3014 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3015 (mips_output_64bit_xfer): Likewise.
3016 (mips16_fp_args): Rename to...
3017 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3018 with a DIRECTION argument. Use mips_output_32bit_xfer and
3019 mips_output_64bit_xfer.
3020 (build_mips16_function_stub): Update accordingly.
3021 (mips16_fpret_double): Delete.
3022 (build_mips16_call_stub): Update after above changes.
3023 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3024 of mips16_fpret_double. Use GP_REG_RETURN.
3026 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3028 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3029 use asm_out_file instead.
3030 (build_mips16_function_stub): Likewise.
3031 (build_mips16_call_stub, mips_output_function_prologue): Update
3034 2007-10-18 David S. Miller <davem@davemloft.net>
3036 Add Niagara-2 support.
3037 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3038 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3039 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3040 (include): Add inclusion of niagara2.md
3041 * config/sparc/sparc.c (niagara2_costs): New.
3042 (sparc_override_options): Add niagara2 entry to cpu_default[]
3043 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3044 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3045 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3046 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3047 (sparc64_initialize_trampoline): Likewise.
3048 (sparc_use_sched_lookahead): Likewise.
3049 (sparc_issue_rate): Likewise.
3050 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3052 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3053 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3054 TARGET_CPU_niagara2.
3055 (PROCESSOR_NIAGARA2): New.
3056 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3057 (BRANCH_COST): Likewise.
3058 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3059 * config/sparc/sol2.h: Likewise.
3060 * config/sparc/niagara2.md: New file.
3062 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3064 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3066 (mips_compute_frame_info): Remove associated code.
3067 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3069 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3071 * config/mips/mips-protos.h (compute_frame_size): Delete.
3072 * config/mips/mips.h: Update comments.
3073 * config/mips/mips.c (mips_frame_info): Remove initialized.
3074 (compute_frame_size): Rename to...
3075 (mips_compute_frame_info): ...this and make static. Remove the
3076 SIZE argument and return no value. Remove the setting of initialized.
3077 Update rest of file accordingly.
3078 (mips_set_return_address): Don't call compute_frame_size.
3079 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3080 Don't call compute_frame_size.
3082 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3084 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3085 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3086 mips_hard_frame_pointer_required.
3087 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3088 large MIPS16 frames.
3089 * config/mips/mips.c (mips_frame_pointer_required): New function.
3091 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3093 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3094 and hard_frame_pointer_offset.
3095 (mips_debugger_offset): Use hard_frame_pointer_offset.
3096 (mips16e_collect_argument_save_p): Likewise.
3097 (compute_frame_size): Initialize arg_pointer_offset and
3098 hard_frame_pointer_offset.
3099 (mips_initial_elimination_offset): Use them.
3100 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3101 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3103 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3105 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3107 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3108 "unsigned int" rather than "int" and put them with the other
3109 register-related fields. Put expanded comments above fields
3110 rather than to their right.
3111 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3112 with a NUM_REGS_PTR argument.
3113 (mips16e_save_restore_pattern_p): Update accordingly.
3114 (compute_frame_size): Clarify frame diagram. Rewrite.
3116 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3118 * config/mips/mips-ftypes.def: New file.
3119 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3120 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3121 (mips_function_type): Redefine using mips-ftypes.def.
3122 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3123 (mips_builtin_vector_type): New function.
3124 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3125 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3126 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3127 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3129 (mips_build_function_type): New function.
3130 (mips_init_builtins): Use it to create types lazily.
3132 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3134 * config/mips/mips.h (set_volatile): Delete.
3135 * config/mips/mips.c (set_volatile): Delete.
3136 (mips_print_operand_punctuation): New function, split out from
3137 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3138 Use the same character ordering in the code and the comments.
3139 Use a recursive call to handle '*'. Abort on unknown characters.
3140 (mips_init_print_operand_punct): New function, split out from
3142 (mips_print_int_branch_condition): New function, split out from
3143 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3144 to report unexpected codes.
3145 (mips_print_float_branch_condition): New function, split out from
3146 print_operand. Use output_operand_lossage to report unexpected codes.
3147 (print_operand): Rework to use a case statement. Use the
3148 same letter ordering in the code and the comments. Use
3149 output_operand_lossage to report unexpected codes and
3150 reverse_condition to handle inverted branch conditions.
3151 (override_options): Use mips_init_print_operand_punct.
3153 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3155 * config/mips/mips.h: Move variable declarations to end of file and
3156 enclose them all in #ifndef USED_FOR_TARGET.
3157 * config/mips/mips.c: Reorder functions into more logical groups,
3158 and so that callees appear before callers. Put the targetm
3159 initializer at the end of the file. Remove forward static
3160 declarations where possible.
3161 (mips_init_builtins): Add "static" to definition.
3162 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3164 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3166 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3167 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3168 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3169 (mips_set_mips16_mode): Initialize min_anchor_offset and
3170 max_anchor_offset directly to constants.
3172 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3174 * config/mips/mips.c: Delete trailing whitespace.
3176 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3178 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3179 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3181 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3182 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3184 2007-10-18 David Daney <ddaney@avtrex.com>
3186 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3187 reg_offset variable to calculate register locations.
3189 2007-10-18 Richard Guenther <rguenther@suse.de>
3191 * tree-ssa.c (uid_ssaname_map_eq): New function.
3192 (uid_ssaname_map_has): Likewise.
3193 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3194 * tree-flow.h (struct gimple_df): Make default_defs a
3196 * tree-dfa.c (gimple_default_def): Deal with it.
3197 (set_default_def): Likewise.
3199 2007-10-18 Richard Guenther <rguenther@suse.de>
3201 * tree-flow.h (struct gimple_df): Make referenced_vars
3203 (uid_decl_map_eq): Declare.
3204 (uid_decl_map_hash): Likewise.
3205 * tree-ssa.c (uid_decl_map_eq): New function.
3206 (uid_decl_map_hash): Likewise.
3207 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3208 * tree-flow-inline.h (first_referenced_var): Deal with
3209 the referenced_vars representation change.
3210 (next_referenced_var): Likewise.
3211 * tree-dfa.c (referenced_var_lookup): Likewise.
3212 (referenced_var_check_and_insert): Likewise.
3213 (remove_referenced_var): Likewise.
3215 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3217 * config/mips/mips.c (mips_dwarf_register_span): New.
3218 (TARGET_DWARF_REGISTER_SPAN): Define.
3220 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3222 * config.gcc : update score-*-elf(extra_objs).
3223 * config/score/mac.md : Remove.
3224 * config/score/misc.md : Remove.
3225 * config/score/score7.md : Remove.
3226 * config/score/score-mdaux.h : Remove.
3227 * config/score/score-mdaux.c : Remove.
3228 * config/score/score-version.h : Remove.
3229 * config/score/score-generic.md : New.
3230 * config/score/score3.h : New.
3231 * config/score/score3.c : New.
3232 * config/score/score7.h : New.
3233 * config/score/score7.c : New.
3234 * config/score/mul-div.S : add flush_cache score3 support.
3235 * config/score/elf.h : Fix some typos.
3236 * config/score/score.md : merge score3 and score7 pattern.
3237 * config/score/score.c : use to seperate which target it used.
3238 * config/score/score.h : use to seperate the target macro.
3239 * config/score/score.opt : remove -mmac option , add -mscore3,
3240 -mscore3d and -march OPTION support.
3242 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3244 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3245 that the offset of a variable is not greater than the size
3248 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3250 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3251 atmega88p, atmega168p and atmega328p devices.
3252 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3253 (CRT_BINUTILS_SPECS): (Ditto.).
3254 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3256 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3258 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3260 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3261 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3262 (print_insn): Move declaration to ...
3263 * rtl.h (print_insn): ... here.
3265 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3267 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3268 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3269 m68k_sched_branch_type): Move declarations to ...
3270 * config/m68/m68k-protos.h: ... here.
3272 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3274 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3276 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3278 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3279 * config/avr/avr.h (LINK_SPEC): Likewise.
3280 (CRT_BINUTILS_SPECS): Likewsie.
3281 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3283 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3285 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3286 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3287 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3289 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3292 * reg-stack.c (move_for_stack_reg): Swap input argument of
3293 UNSPEC_TAN insn to the top of the stack.
3295 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3298 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3299 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3300 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3301 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3302 immediate shift value.
3303 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3304 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3305 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3306 Remove macros for !__OPTIMIZE__ case.
3308 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3310 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3312 (perform_var_substitution): Only DFS from real nodes. Don't test
3314 (unite_pointer_equivalences): Fix broken test.
3316 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3318 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3319 altivec sp_offset. Rearrange sp_offset assignments to
3320 correspond to stack adjustments. Use frame_reg_rtx for
3321 SPE register restores. Correct SPE stack adjustment.
3323 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3325 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3326 * toplev.c (check_global_declaration_1): Use appropriate warning
3327 option instead of unnamed warning.
3328 * stor-layout.c (layout_decl): Likewise.
3329 * c-typeck.c (build_conditional_expr): Likewise.
3330 (build_compound_expr): Fix wrong comment.
3331 (build_binary_op): Use appropriate warning option instead of
3333 * cfgexpand.c (tree_expand_cfg): Likewise.
3334 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3335 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3336 (execute_warn_function_return): Likewise.
3337 * stmt.c (warn_if_unused_value): Likewise.
3339 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3341 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3342 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3344 (CRT_BINUTILS_SPECS): Likewsie.
3345 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3347 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3350 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3352 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3354 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3355 (fini_dce): Only release them for the fast pass.
3356 (end_ud_dce): Delete.
3357 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3358 Call fini_dce instead of end_ud_dce.
3359 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3360 (run_fast_df_dce): Reset df_in_progress to false on exit.
3362 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3363 Maxim Kuvyrkov <maxim@codesourcery.com>
3365 * target.h (unspec_may_trap_p): New target hook.
3366 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3367 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3369 * targhooks.h (default_unspec_may_trap_p): Declare it.
3370 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3371 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3372 * rtl.h (may_trap_p_1): Declare.
3374 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3375 override default hook implementation.
3376 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3379 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3381 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3382 options enabled by Wextra and mention Wuninitialized.
3384 2007-10-15 Nigel Stephens <nigel@mips.com>
3386 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3388 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3390 PR tree-optimization/33136
3391 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3393 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3395 PR tree-optimization/33735
3396 PR tree-optimization/33572
3397 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3398 2007-10-09's change.
3399 * except.c (duplicate_eh_regions): Don't look for prev_try
3400 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3402 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3405 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3406 __builtin_va_arg_pack-containing call stmt.
3408 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3410 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3413 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3415 PR tree-optimization/33619
3416 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3419 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3421 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3423 2007-10-15 Richard Guenther <rguenther@suse.de>
3425 * fold-const.c (extract_array_ref): Remove.
3426 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3427 generic address expression comparison folding. Remove
3428 the folding that used extract_array_ref.
3430 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3433 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3434 speculation type of insn can be changed before trying to do that.
3436 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3438 * dse.c (struct insn_info): Add 'frame_read' field.
3439 (scan_insn): For the call to a const function, set frame_read if
3440 reload has been run.
3441 If the insn reads the frame, kill the frame related stores.
3442 (scan_reads_nospill): Likewise.
3444 2007-10-14 Jason Merrill <jason@redhat.com>
3446 * tree-eh.c (optimize_double_finally): Don't assume that the
3447 cleanup we're duplicating is only one statement.
3449 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3451 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3452 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3453 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3454 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3455 tree-vect-transform.c: Fix comment typos.
3456 * doc/extend.texi: Fix a typo.
3458 * c-common.h: Remove the prototype for c_expand_body.
3459 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3460 * tree.h: Remove the prototype for fold_build_call_expr.
3462 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3464 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3466 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3468 * config/rs6000/aix53.h: New file.
3469 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3470 (TARGET_ALTIVEC_ABI): Same.
3471 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3472 (TARGET_ALTIVEC_ABI): Delete.
3473 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3474 stanza defaulting to aix5.3.
3476 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3478 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3479 (strmov): Use defined constants.
3480 (cmpstrnsi): Likewise.
3481 * config/i386/i386.c (decide_alg): Use defined constants.
3482 (ix86_expand_strlen): Likewise.
3484 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3486 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3487 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3488 (mode_for_reg_attrs, var_lowpart): New functions.
3489 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3490 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3491 or copy is known, set LOC to the SET that performs the set, instead
3493 (find_src_status, find_src_set_src): Remove LOC parameter.
3494 Replace INSN with the source value.
3495 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3496 handling MO_SET and MO_COPY. Update the calls to find_src_status
3497 and find_src_set_src.
3499 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3502 * config/i386/i386.md (strmov): Check for esi and edi usage.
3503 * config/i386/i386.c (decide_alg): Check whether we can use a
3504 rep prefix and adjust algorithm choice accordingly.
3505 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3507 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3509 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3511 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3513 * global.c (build_insn_chain): Formatting fixes.
3515 2007-10-12 Richard Guenther <rguenther@suse.de>
3517 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3518 combining both operands require either both have single uses
3519 or combining to a constant.
3521 2007-10-12 Richard Guenther <rguenther@suse.de>
3524 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3525 a rhs with side-effects or which is a load.
3526 (forward_propagate_into_cond): Also try combining both operands.
3528 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3530 PR tree-optimization/33742
3531 * tree-vect-transform.c (vectorizable_operation): Return false
3532 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3533 (vectorizable_call): Same for rhs_type and lhs_type.
3535 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3537 PR tree-optimization/33645
3538 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3539 pass it to walk_tree.
3540 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3541 When calling set_is_used on a VAR_DECL, if data is not NULL and
3542 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3543 DECL_INITIAL after clearing the bit in bitmap.
3544 (remove_unused_locals): Adjust mark_all_vars_used callers.
3545 Instead of removing unused global vars from unexpanded_var_list
3546 immediately record them in bitmap, call mark_all_vars_used on
3547 all used global vars from unexpanded_var_list and only purge
3548 global vars that weren't found used even during that step.
3550 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3552 * gthr-posix.h (__gthread_active_init): Create detached instead of
3553 joinable thread when testing whether threads are active on hppa-hpux.
3554 * gthr-posix95.h (__gthread_active_init): Likewise.
3556 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3559 * global.c (build_insn_chain): Include insn that occur between
3562 2007-10-11 Tom Tromey <tromey@redhat.com>
3564 * gengtype-yacc.y: Delete.
3566 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3568 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3569 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3570 function_value_32, function_value_64, function_value_ms_64,
3571 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3572 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3575 2007-10-11 Richard Guenther <rguenther@suse.de>
3577 * gcse.c (hash_scan_set): If the next nonnote insn is in
3578 a different basic block insert the set.
3580 2007-10-11 Richard Guenther <rguenther@suse.de>
3583 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3584 (verify_gimple_expr): Use it to verify pointer-to types for
3587 2007-10-11 Richard Guenther <rguenther@suse.de>
3590 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3591 the array element type.
3593 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3595 PR rtl-optimization/33638
3596 * dse.c (struct insn_info): Remove 'stack_read' field,
3597 add 'stack_pointer_based' field.
3598 (record_store): For a store with non-constant base, record
3599 whether it is stack pointer based.
3600 (scan_insn): For the call to a const function, remove stack
3601 pointer based stores from the list of local active stores.
3602 (scan_reads_nospill): Delete code dealing with const functions.
3604 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3606 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3608 (conflict_p, set_conflict, set_conflicts): Likewise.
3609 * global.c (global_alloc): Likewise.
3610 * ra.h: Update prototypes.
3612 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3614 * opth-gen.awk: Fixed generation of comment stating the origin
3617 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3620 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3621 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3622 and '%}', respectively.
3625 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3626 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3627 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3629 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3633 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3634 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3635 syntax for ASSEMBLER_DIALECT.
3636 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3638 2007-10-10 Revital Eres <eres@il.ibm.com>
3640 * modulo-sched.c (check_nodes_order): Dump the final order of
3642 (get_sched_window): Add dump info.
3643 (calculate_order_params): Dump order params of the nodes.
3645 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3648 * ra-conflict.c (record_one_conflict_between_regnos,
3649 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3650 (global_conflicts): Enhanced incorrect check.
3652 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3654 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3655 if flag_exceptions is not set.
3656 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3657 assemble_name rather than incorrectly emulating it.
3659 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3660 friends are removed from G++.
3662 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3664 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3665 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3666 enabling them is redundant. Don't check two times for
3669 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3671 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3673 (set_conflicts_for_earlyclobber): Likewise.
3674 (global_conflicts): Likewise.
3676 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3678 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3679 and '%}', respectively.
3681 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3683 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3684 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3686 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3689 2007-10-09 Richard Guenther <rguenther@suse.de>
3692 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3693 of referenced structure and component.
3695 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3698 * ra-conflict.c (record_one_conflict_between_regnos,
3699 set_conflicts_for_earlyclobber, global_conflicts): Improved
3701 (global_conflicts): Removed incorrect check.
3703 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3705 PR tree-optimization/33615
3706 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3707 if the statement might throw. Fix formatting.
3709 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3711 PR tree-optimization/33615
3712 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3713 if the rhs might throw.
3715 2007-10-09 Jan Hubicka <jh@suse.cz>
3717 * invoke.texi (align-threshold, align-loop-iterations): Document.
3718 * final.c: Include cfgloop.h, params.h
3719 (compute_alignments): Dump decisions and compare them with loop
3720 structure; honor given parameters.
3721 (pass_compute_alignments): New dump file.
3722 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3723 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3725 2007-10-09 James E. Wilson <wilson@specifix.com>
3727 PR tree-optimization/33655
3729 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3730 convert it to bitsizetype before size_binop call.
3732 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3734 PR tree-optimization/33572
3735 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3736 the absence of a corresponding edge from the exit block.
3738 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3741 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3743 (sra_build_assignment): Likewise. Set up mask depending on
3744 precision, not type.
3745 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3746 computing bit masks.
3747 (sra_build_elt_assignment): Don't view-convert from signed to
3749 (sra_explode_bitfield_assignment): Use bit-field type if
3750 possible. Use BYTES_BIG_ENDIAN.
3752 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3755 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3756 the original stmt can throw.
3757 (sra_build_bf_assignment): Fix type mismatch when applying negated
3760 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3762 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3763 '#pragma mark' to be executed at preprocessing time.
3765 2007-10-08 Ollie Wild <aaw@google.com>
3767 * varasm.c (compare_constant): Removed call to
3768 lang_hooks.expand_constant.
3769 (copy_constants): Removed call to lang_hooks.expand_constant.
3770 (compute_reloc_for_constant): Removed call to
3771 lang_hooks.expand_constant.
3772 (output_addressed_constants): Removed call to
3773 lang_hooks.expand_constant.
3774 (constructor_static_from_elts_p): Removed call to
3775 lang_hooks.expand_constant.
3776 (output_constant): Removed calls to lang_hooks.expand_constant.
3777 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3778 * langhooks-def.h (lhd_return_tree): Removed.
3779 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3780 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3781 * langhooks.c (lhd_return_tree): Removed.
3783 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3785 * combine.c (setup_incoming_promotions): Ensure that
3786 arguments that have not undergone mode promotions do not
3787 incorrectly get marked as being sign- or zero-extended.
3789 2007-10-08 Richard Guenther <rguenther@suse.de>
3794 * fold-const.c (fold_binary): Use correct types in folding
3795 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3796 and building of RROTATE_EXPR.
3798 2007-10-08 Richard Guenther <rguenther@suse.de>
3803 * fold-const.c (fold_binary): Use the correct types when
3804 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3805 (fold_binary): Use the correct types when folding
3806 (-A) - B to (-B) - A.
3807 (fold_unary): Use the correct types when folding ~(X).
3809 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3811 * doc/invoke.texi (Wall): fix formatting issues.
3813 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3815 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3816 truncated shift counts.
3818 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3820 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3821 syntax for ASSEMBLER_DIALECT.
3822 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3824 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3825 Nathan Froyd <froydnj@codesourcery.com>
3827 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3828 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3830 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3833 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3835 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3836 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3837 the function, temporarily point the debug interface to the null one.
3839 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3841 PR tree-optimization/33655
3843 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3846 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3848 PR tree-optimization/33572
3849 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3850 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3851 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3853 (copy_edges_for_bb): Handle nonlocal label edges.
3854 (make_nonlocal_label_edges): Deleted.
3855 (optimize_inline_calls): Don't call it.
3857 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3859 * gthr-single.h: Revert last change.
3861 2007-10-05 Michael Matz <matz@suse.de>
3864 * lower-subreg.c (decompose_multiword_subregs): Use
3865 validate_unshare_change().
3867 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3869 * ra-conflict.c: Include "sparseset.h".
3870 (conflicts): Change to HOST_WIDEST_FAST_INT.
3871 (allocnos_live): Redefine variable as a sparseset.
3872 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3874 (allocno_row_words): Removed global variable.
3875 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3876 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3877 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3878 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3880 (record_one_conflict): Update uses of allocnos_live to use
3881 the sparseset routines. Use set_conflicts_p.
3882 (mark_reg_store): Likewise.
3883 (set_reg_in_live): Likewise.
3884 (global_conflicts): Update uses of allocnos_live.
3885 Use the new adjacency list to visit an allocno's neighbors
3886 rather than iterating over all possible allocnos.
3887 Call set_conflicts_p to setup conflicts rather than adding
3889 * global.c: Comments updated.
3890 (CONFLICTP): Delete define.
3891 (regno_compare): New function. Add prototype.
3892 (global_alloc): Sort the allocno to regno mapping according to
3893 which basic blocks the regnos are referenced in. Modify the
3894 conflict bit matrix to a compressed triangular bitmatrix.
3895 Only allocate the conflict bit matrix and adjacency lists if
3896 we are actually going to allocate something.
3897 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3898 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3899 allocno's neighbors rather than iterating over all possible allocnos.
3900 (mirror_conflicts): Removed function.
3901 (dump_conflicts): Iterate over regnos rather than allocnos so
3902 that all dump output will be sorted by regno number.
3903 Use the FOR_EACH_CONFLICT macro.
3904 * ra.h: Comments updated.
3905 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3906 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3908 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3909 (adjacency_list_d, adjacency_iterator_d): New types.
3910 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3911 adjacency_iter_next, regno_basic_block): New static inline functions.
3912 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3913 (conflict_p): Add function prototype.
3914 * sparseset.h, sparseset.c: New files.
3915 * Makefile.in (OBJS-common): Add sparseset.o.
3916 (sparseset.o): New rule.
3918 2007-10-05 Richard Guenther <rguenther@suse.de>
3921 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3924 2007-10-05 Michael Matz <matz@suse.de>
3927 * function.c (match_asm_constraints_1): Check for input
3928 being used in the outputs.
3930 2007-10-05 Richard Guenther <rguenther@suse.de>
3932 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3934 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3937 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3938 subset checks. Make the cost of FPR -> FPR moves depend on
3939 mips_mode_ok_for_mov_fmt_p.
3941 2007-10-04 Doug Kwan <dougkwan@google.com>
3943 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3944 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3945 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3946 support of conditional variables.
3947 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3948 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3949 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3950 support of conditional variables.
3951 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3952 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3953 conditional variables.
3954 * gthr.h: Update comments to document new interface.
3956 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3958 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3961 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3963 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3965 2007-10-04 Richard Guenther <rguenther@suse.de>
3968 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3969 does not need to be of INTEGER_TYPE.
3970 (verify_gimple_2): New function split out from ...
3971 (verify_gimple_1): ... here. ICE if there was an error during
3974 2007-10-04 Michael Matz <matz@suse.de>
3976 PR rtl-optimization/33653
3977 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3978 * dse.c (scan_insn): Same.
3980 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3982 * config.gcc: Remove USE_GAS for m68k targets.
3984 2007-10-04 Richard Guenther <rguenther@suse.de>
3986 PR tree-optimization/33627
3987 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3988 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3990 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3991 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3993 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3995 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3996 commands_in_epilogues): Remove variables.
3997 (avr_file_start): Remove unneded initializations of commands_in_file,
3998 commands_in_prologues and commands_in_epilogues variables.
3999 (avr_file_end): Remove dead code.
4001 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4003 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4004 MOTOROLA is to true.
4006 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4009 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4010 (mips_split_doubleword_move): ...this.
4011 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4012 use natural endianness for multi-format FPR values.
4013 (mips_split_64bit_move): Rename to...
4014 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4015 Use move_doubleword_fpr* patterns for moves involving FPRs.
4016 (mips_save_reg): Update the call to mips_split_64bit_move.
4017 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4018 nonzero constant into an FPR if the constant can be forced to memory.
4019 * config/mips/mips.md: Update the splitter calls to
4020 mips_split_64bit_move.
4021 (UNSPEC_LOAD_DF_LOW): Rename to...
4022 (UNSPEC_LOAD_LOW): ...this.
4023 (UNSPEC_LOAD_DF_HIGH): Rename to...
4024 (UNSPEC_LOAD_HIGH): ...this.
4025 (UNSPEC_STORE_DF_HIGH): Rename to...
4026 (UNSPEC_STORE_WORD): ...this.
4027 (SPLITF): New mode iterator.
4028 (HALFMODE): New mode attribute.
4029 (movtf): New expander.
4030 (*movtf_internal): New define_insn_and_split.
4031 (move_doubleword_fpr<mode>): New expander.
4032 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4034 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4035 (mfhc1<mode>): ...these more general patterns.
4037 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4039 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4041 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4043 * gcse.c (hash_scan_set): Insert set in insn before note at
4044 the end of basic block.
4046 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4048 PR tree-optimization/33576
4049 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4050 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4051 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4052 (remove_iv): Declared.
4053 * lambda-code.c (remove_iv): Not static.
4054 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4055 Don't remove ivs there, save ivs in the buffer.
4057 2007-10-03 Jason Merrill <jason@redhat.com>
4060 * tree-eh.c (same_handler_p): New fn.
4061 (optimize_double_finally): New fn.
4062 (refactor_eh_r): New fn.
4063 (refactor_eh): New fn.
4064 (pass_refactor_eh): New pass.
4065 * tree-pass.h: Declare it.
4066 * passes.c (init_optimization_passes): Add it.
4068 2007-10-03 Doug Kwan <dougkwan@google.com>
4069 Richard Guenther <rguenther@suse.de>
4072 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4073 be conservative instead.
4075 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4078 * doc/invoke.texi (-fwhole-program): Document that Fortran
4079 doesn't support this option.
4081 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4084 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
4087 2007-10-02 David Daney <ddaney@avtrex.com>
4089 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4090 against constant zero.
4091 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4094 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4096 * ra-conflict.c: New file.
4098 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4099 usage to DF_LIVE usage.
4100 (reload): Remove reference to df_get_live_top.
4101 * rtlanal.c (subreg_nregs_with_regno): New function.
4102 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4103 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4104 (df_has_eh_preds): Removed.
4105 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4106 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4108 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4109 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4110 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4111 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4112 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4113 (global_alloc): Turn off rescanning insns after call to
4114 global_conflicts and added call to set_preferences.
4115 (global_conflicts): Moved to ra-alloc.c.
4116 (set_preferences_1, set_preferences): New function.
4117 (mirror_conflicts): Changed types for various variables.
4118 (mark_elimination): Change DF_RA_LIVE
4119 usage to DF_LIVE usage.
4120 (build_insn_chain): Rewritten from scratch and made local.
4121 (print_insn_chain, print_insn_chains): New functions.
4122 (dump_conflicts): Do not print conflicts for fixed_regs.
4123 (rest_of_handle_global_alloc): Turn off insn rescanning.
4124 * hard-reg-set.h: Fixed comment.
4125 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4126 usage to DF_LIVE usage and delete refs to TOP sets.
4127 (block_alloc): Mark regs as live if they are in the artificial
4128 defs at top of block.
4129 (find_stack_regs): New function.
4130 (rest_of_handle_local_alloc): Changed urec problem to live
4131 problem and do not turn off df rescanning.
4132 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4133 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4134 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4135 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4136 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4137 fields in df_ref_flags. The rest have been renumbered.
4138 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4140 * rtl.h (subreg_nregs_with_regno): New function.
4141 * df-problems.c: (df_get_live_out, df_get_live_in,
4142 df_get_live_top): Removed reference to DF_RA_LIVE.
4143 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4144 df_live_alloc, df_live_reset, df_live_local_finalize,
4145 df_live_free): Make top set only if different from in set.
4146 (df_lr_top_dump, df_live_top_dump): Only print top set if
4147 different from in set.
4148 (df_lr_bb_local_compute): Removed unnecessary check.
4149 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4150 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4151 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4152 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4153 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4154 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4155 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4156 df_urec_add_problem): Removed.
4157 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4159 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4160 * basic_block.h (bb_has_abnormal_pred): New function.
4161 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4162 usage to DF_LIVE usage.
4164 2007-10-02 Revital Eres <eres@il.ibm.com>
4166 * config/rs6000/predicates.md (easy_vector_constant): Return false
4167 for 750CL paired vectors.
4168 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4170 (vec_initv2sf): Add new description.
4171 (vconcatsf): Likewise.
4172 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4173 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4175 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4177 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4178 sinking the last stmt in a BB.
4180 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4183 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4184 (sra_hash_tree): Handle BIT_FIELD_REFs.
4185 (sra_elt_hash): Don't hash bitfld blocks.
4186 (sra_elt_eq): Skip them in parent compares as well. Handle
4188 (build_element_name_1): Handle BIT_FIELD_REFs.
4189 (instantiate_element): Propagate nowarn from parents. Create
4190 BIT_FIELD_REF for variables that are widened by scalarization.
4191 Gimple-zero-initialize all bit-field variables that are not
4192 part of parameters that are going to be scalarized on entry.
4193 (instantiate_missing_elements_1): Return the sra_elt.
4194 (canon_type_for_field): New.
4195 (try_instantiate_multiple_fields): New. Infer widest possible
4196 access mode from decl or member type, but clip it at word
4197 size, and only widen it if a field crosses an alignment
4199 (instantiate_missing_elements): Use them.
4200 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4201 (scalar_bitfield_p): New.
4202 (sra_build_assignment): Optimize assignments from scalarizable
4203 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
4206 (sra_build_bf_assignment): New. Optimize assignments to
4207 scalarizable BIT_FIELD_REFs.
4208 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4209 assignments to full variables.
4210 (generate_copy_inout): Use the new macros and functions.
4211 (generate_element_copy): Likewise. Handle bitfld differences.
4212 (generate_element_zero): Don't recurse for blocks. Use
4213 sra_build_elt_assignment.
4214 (generate_one_element_init): Take elt instead of var. Use
4215 sra_build_elt_assignment.
4216 (generate_element_init_1): Adjust.
4217 (bitfield_overlap_info): New struct.
4218 (bitfield_overlaps_p): New.
4219 (sra_explode_bitfield_assignment): New. Adjust widened
4220 variables to account for endianness.
4221 (sra_sync_for_bitfield_assignment): New.
4222 (scalarize_use): Re-expand assignment to/from scalarized
4223 BIT_FIELD_REFs. Explode or sync needed members for
4224 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4225 (scalarize_copy): Use REPLDUP.
4226 (scalarize_ldst): Move assert before dereference. Adjust EH
4228 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4230 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4232 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4233 Rename CR_* constants to CMP_*. Fix spacing.
4235 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4238 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4239 to be processed with the special script doc/install.texi2html.
4241 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4243 * doc/invoke.texi (Wall): List the options enabled by Wall.
4244 (Wstrict-aliasing): Add missing @option.
4246 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4248 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4249 rather than gen_lowpart to change a register from DImode to DFmode.
4250 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4251 both FROM and TO are integer modes that are no bigger than 4 bytes.
4252 (mips_mode_ok_for_mov_fmt_p): New function.
4253 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4254 (mips_secondary_reload_class): Tweak formatting and comments.
4255 Use reg_class_subset_p instead of direct comparisons with
4256 classes. Only allow direct FPR<->FPR moves for modes that
4257 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4258 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4259 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4260 (*movdi_64bit): Likewise.
4261 (*movsi_internal): Likewise.
4262 (*movhi_internal): Likewise.
4263 (*movqi_internal): Likewise.
4265 2007-09-30 Diego Novillo <dnovillo@google.com>
4268 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4271 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4273 PR tree-optimization/33597
4274 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4275 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4277 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4279 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4280 instead of variants of (!reload_in_progress && !reload_completed).
4281 (x86_expand_vector_move): Ditto.
4283 2007-09-28 Ollie Wild <aaw@google.com>
4286 2007-09-27 Ollie Wild <aaw@google.com>
4288 * varasm.c (compare_constant): Removed call to
4289 lang_hooks.expand_constant.
4290 (copy_constants): Removed call to lang_hooks.expand_constant.
4291 (compute_reloc_for_constant): Removed call to
4292 lang_hooks.expand_constant.
4293 (output_addressed_constants): Removed call to
4294 lang_hooks.expand_constant.
4295 (constructor_static_from_elts_p): Removed call to
4296 lang_hooks.expand_constant.
4297 (output_constant): Removed calls to lang_hooks.expand_constant.
4298 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4299 * langhooks-def.h (lhd_return_tree): Removed.
4300 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4301 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4302 * langhooks.c (lhd_return_tree): Removed.
4304 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4307 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4308 argument to gen_selb.
4310 2007-09-28 Chao-ying Fu <fu@mips.com>
4312 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4313 * doc/libgcc.texi (Fixed-point fractional library routines):
4314 Fix typos for neg and cmp functions.
4316 2007-09-28 Michael Matz <matz@suse.de>
4318 PR rtl-optimization/33552
4319 * function.c (match_asm_constraints_1): Check for overlap in
4320 inputs and replace all occurences.
4322 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4324 * config/mips/mips.c (override_options): Fix comment typo.
4326 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4328 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4329 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4330 * config/bfin/t-bfin-linux (crti.o): Don't build.
4332 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4333 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4335 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4337 2007-09-27 Ollie Wild <aaw@google.com>
4339 * varasm.c (compare_constant): Removed call to
4340 lang_hooks.expand_constant.
4341 (copy_constants): Removed call to lang_hooks.expand_constant.
4342 (compute_reloc_for_constant): Removed call to
4343 lang_hooks.expand_constant.
4344 (output_addressed_constants): Removed call to
4345 lang_hooks.expand_constant.
4346 (constructor_static_from_elts_p): Removed call to
4347 lang_hooks.expand_constant.
4348 (output_constant): Removed calls to lang_hooks.expand_constant.
4349 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4350 * langhooks-def.h (lhd_return_tree): Removed.
4351 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4352 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4353 * langhooks.c (lhd_return_tree): Removed.
4355 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4358 * expr.c (emit_group_load_1): Split constant double when destination
4359 length is half source length.
4361 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4363 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4364 (mips_cpu_info): Add tune_flags.
4365 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4366 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4368 (override_options): Remove deprecation code. Use branch-likely
4369 instructions for optimize_size or if the tuning flags do not
4370 suggest otherwise. Tweak warning.
4371 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4373 2007-09-27 Matthias Klose <doko@ubuntu.com>
4375 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4376 multilib osdirname if it exists.
4377 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4379 2007-09-27 Ian Lance Taylor <iant@google.com>
4381 PR tree-optimization/33565
4382 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4383 assignments of comparisons.
4384 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4385 parameter. Change caller. Defer overflow warnings around call to
4387 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4388 TREE_NO_WARNING is set on the statement.
4389 * tree-ssa-forwprop.c
4390 (tree_ssa_forward_propagate_single_use_vars): Don't test
4391 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4392 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4394 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4396 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4397 reduce offset by units of 0x10000 for SPE vector modes or modes
4398 used with E500 double instructions.
4400 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4402 * simplify-rtx.c (comparison_result): New.
4403 (simplify_const_relational_operation): Use it instead of the five
4404 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4405 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4406 optimizations. Extract nonzero_address_p optimizations into a
4407 separate "if" together with optimizations where op1 is const0_rtx.
4408 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4409 floating-point arguments too when appropriate. Hoist test for ABS
4410 outside the final switch statement.
4411 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4412 folded_arg0 if we found a constant equivalent. Remove
4413 transformations done in simplify-rtx.c for "op0 RELOP op0".
4415 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4417 * builtins.c (expand_builtin, expand_builtin_object_size,
4418 expand_builtin_memory_chk, maybe_emit_chk_warning,
4419 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4421 * expr.c (expand_expr_real_1): Likewise.
4422 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4423 (lhd_print_error_function): Add third argument.
4424 * langhooks.h (struct diagnostic_info): Add forward decl.
4425 (struct lang_hooks): Add third argument to print_error_function.
4426 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4427 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4429 (diagnostic_report_current_function): Likewise.
4430 * toplev.c (announce_function): Pass NULL as second argument to
4431 diagnostic_set_last_function.
4432 * diagnostic.c (diagnostic_report_current_function): Add second
4433 argument, pass it as third argument to lang_hooks.print_error_function.
4434 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4435 to diagnostic_report_current_function.
4436 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4437 and message.abstract_origin.
4438 (verbatim): Initialize abstract_origin.
4439 * pretty-print.h (text_info): Add abstract_origin field.
4440 * pretty-print.c (pp_base_format): Handle %K.
4441 * langhooks.c (lhd_print_error_function): Add third argument. If
4442 diagnostic->abstract_origin, print virtual backtrace.
4443 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4444 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4445 (init_dynamic_diag_info): Likewise.
4447 2007-09-26 David Daney <ddaney@avtrex.com>
4450 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4451 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4452 sync_old_nand<mode>, sync_new_nand<mode>,
4453 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4454 Update length attributes.
4455 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4456 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4458 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4459 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4460 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4463 2007-09-26 Richard Guenther <rguenther@suse.de>
4465 PR tree-optimization/33563
4466 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4467 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4469 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4470 get_use_of_stmt_lhs.
4472 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4475 * c-common.c (complete_array_type): Diagnose too-large arrays and
4476 set type to error_mark_node.
4478 2007-09-26 Richard Guenther <rguenther@suse.de>
4480 PR tree-optimization/30375
4481 PR tree-optimization/33560
4482 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4486 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4488 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4489 (dse_global_data): Add aggregate_vardecl field.
4490 (dse_possible_dead_store_p): New.
4491 Add prev_defvar variable.
4492 Allow immediate uses and previous immediate uses to differ
4493 if they are setting different parts of the whole.
4494 (get_aggregate_vardecl): New.
4495 (dse_record_partial_aggregate_store): New.
4496 (dse_whole_aggregate_clobbered_p): New.
4497 (dse_partial_kill_p): New.
4498 Call dse_maybe_record_aggregate_store().
4499 When checking whether a STMT and its USE_STMT refer to the
4500 same memory address, check also for partial kills that clobber
4502 Move some variable definitions to the block where they are used.
4503 (aggregate_vardecl_hash): New.
4504 (aggregate_vardecl_eq): New.
4505 (aggregate_vardecl_free): New.
4506 (aggregate_whole_store_p): New.
4507 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4508 Mark which aggregate stores we care about.
4510 2007-09-25 DJ Delorie <dj@redhat.com>
4513 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4516 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4519 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4520 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4521 for vector int32 -> int64 conversions. Don't write beyond the end
4522 of the allocated vector for int32 -> int64 conversions.
4524 2007-09-25 Revital Eres <eres@il.ibm.com>
4526 * config/rs6000/paired.h (paired_sel): New.
4527 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4528 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4529 when expanding selv2sf.
4530 * config/rs6000/rs6000.h (rs6000_builtins): Add
4531 PAIRED_BUILTIN_SELV2SF4.
4533 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4536 * c-typeck.c (default_conversion): Call require_complete_type
4537 before perform_integral_promotions.
4538 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4539 (build_c_cast): Call require_complete_type except for casts to
4541 (convert_for_assignment): Call require_complete_type.
4543 2007-09-25 Revital Eres <eres@il.ibm.com>
4545 * config/spu/spu.md: Fix doloop pattern.
4547 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4549 * config/bfin/bfin.c (expand_prologue_reg_save,
4550 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4551 and ASTAT moved here...
4552 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4553 ... from here. New argument ALL; callers changed.
4554 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4555 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4556 have the "saveall" attribute.
4558 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4560 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4562 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4563 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4564 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4566 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4567 with REG_P tests before REGNO access.
4569 2007-09-24 DJ Delorie <dj@redhat.com>
4572 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4574 (movqicc_<code>_<mode>): Likewise.
4575 (movhicc_<code>_<mode>): Likewise.
4577 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4580 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4581 register for reload.
4583 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4586 * config/i386/i386.c (ix86_comp_type_attributes): Check
4589 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4591 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4592 "move.l %a4,%a4" to produce nops.
4593 * config/m68k/m68k.c (override_options): Reset align options,
4594 if neccessary align macro isn't avaible.
4596 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4598 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4600 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4602 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4604 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4605 reload is completed.
4606 (peephole pattern): Convert most of them to RTL peephole pattern.
4608 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4610 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4611 (moved from fp compare patterns).
4612 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4613 Cleanup predicates to relieve reload.
4614 (conditional_trap): Reject conditional trap with fp condition.
4615 * config/m68k/predicates.md (fp_src_operand): New, reject
4616 certain constants early.
4618 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4620 * final.c (final_scan_insn): Remove accidentally duplicated code.
4622 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4624 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4625 Allow --with-tune=cell and --with-cpu=cell.
4627 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4629 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4630 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4632 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4634 (TARGET_BUILTIN_RECIPROCAL): Use it.
4635 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4636 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4637 (rs6000_emit_swrsqrtsf): New.
4638 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4640 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4641 (divsf3): Remove swdiv support.
4644 (rsqrt_internal1): New.
4645 (divdf3): Remove swdiv support.
4648 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4651 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4653 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4654 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4655 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4656 lang_hooks.type.type_hash_eq in addition to generic tests.
4658 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4659 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4661 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4662 reflect the cost per call to a target specific builtin.
4663 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4664 call to a target specific builtin, then use target_builtin_call_cost.
4665 (init_inline_once): Initialize target_builtin_call_cost field.
4667 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4670 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4673 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4675 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4676 * configure: Regenerated.
4678 2007-09-23 Ollie Wild <aaw@google.com>
4680 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4682 (get_pointer_modulus_and_residue): New function.
4684 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4686 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4687 combine an SC return value into a single register.
4689 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4691 * opth-gen.awk (target_flags_explicit): Declare.
4692 * toplev.h (target_flags_explicit): Delete declaration.
4693 * toplev.c (target_flags): Likewise.
4694 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4695 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4696 Never return true for TARGET_MIPS16.
4697 * config/mips/mips.c (mips_llsc): Delete.
4698 (mips_handle_option): Remove -mllsc handling.
4699 (mips_strip_unspec_address): Tweak comment.
4700 * config/mips/mips.opt (mllsc): Use a target mask.
4702 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4704 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4705 word_mode as well as Pmode.
4707 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4709 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4710 parameters from word_mode to the subword type if such a truncation
4713 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4715 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4716 * configure: Regenerated.
4718 2007-09-23 Jan Hubicka <jh@suse.cz>
4720 * params.def (INLINE_CALL_COST): Set to 12.
4721 * invoke.texi (inline-call-cost): Update default value.
4723 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4725 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4727 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4728 Revital Eres <eres@il.ibm.com>
4730 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4731 checks whether the count_reg is found outside the control part.
4733 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4735 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4736 instead of checking CALL_EXPR_FN directly to test for builtins.
4737 If error or warning attributes are present, print
4738 error resp. warning.
4739 * c-common.c (handle_error_attribute): New function.
4740 (c_common_attribute_table): Add error and warning
4742 * doc/extend.texi: Document error and warning attributes.
4744 * tree.h (block_nonartificial_location): New prototype.
4745 * tree.c (block_nonartificial_location): New function.
4746 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4747 if artificial attribute is present on abstract inline decl.
4748 * c-common.c (handle_artificial_attribute): New function.
4749 (c_common_attribute_table): Add artificial attribute.
4750 * final.c (override_filename, override_linenum): New variables.
4751 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4752 and override_linenum if inside of a block inlined from
4753 __attribute__((__artificial__)) function.
4754 (notice_source_line): Honor override_filename and override_linenum.
4755 * doc/extend.texi: Document __attribute__((__artificial__)).
4756 * config/i386/emmintrin.h: Add __artificial__ attribute to
4757 all __always_inline__ functions.
4758 * config/i386/mmintrin.h: Likewise.
4759 * config/i386/tmmintrin.h: Likewise.
4760 * config/i386/mm3dnow.h: Likewise.
4761 * config/i386/pmmintrin.h: Likewise.
4762 * config/i386/ammintrin.h: Likewise.
4763 * config/i386/xmmintrin.h: Likewise.
4764 * config/i386/smmintrin.h: Likewise.
4765 * config/i386/bmmintrin.h: Likewise.
4766 * config/i386/mmintrin-common.h: Likewise.
4769 * expr.c (expand_constructor): New function.
4770 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4771 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4774 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4776 * config/mips/mips.c (dump_constants_1): Generalize to include
4777 fractional and accumulator modes.
4779 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4781 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4782 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4784 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4785 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4787 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4789 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4791 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4792 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4794 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4795 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4796 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4798 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4800 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4801 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4802 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4804 2007-09-22 Jason Merrill <jason@redhat.com>
4807 * attribs.c (lookup_attribute_spec): Split out...
4808 (decl_attributes): From here.
4809 * tree.h: Declare it.
4811 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4813 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4815 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4817 * tree-inline.c (remap_type_1): Correctly chain variants.
4819 2007-09-22 Richard Guenther <rguenther@suse.de>
4821 PR tree-optimization/33146
4822 * fold-const.c (fold_binary): Use the original tree
4824 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4825 also changes "sign".
4827 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4830 * except.c (finish_eh_generation): Call commit_edge_insertions if
4831 there are insns queued on the entry edge.
4832 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4835 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4837 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4839 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4841 * config/i386/i386.c: Delete trailing whitespace.
4842 * config/i386/i386.h: Ditto.
4843 * config/i386/bmmintrin.h: Ditto.
4844 * config/i386/sync.md: Ditto.
4845 * config/i386/ppro.md: Ditto.
4846 * config/i386/mmx.md: Ditto.
4847 * config/i386/constraints.md: Ditto.
4848 * config/i386/sse.md: Ditto.
4849 * config/i386/athlon.md: Ditto.
4850 * config/i386/i386.md: Ditto.
4852 2007-09-21 Richard Guenther <rguenther@suse.de>
4854 PR tree-optimization/33508
4855 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4856 quadratic loop by keeping a bitmap of variables we have
4857 to clobber all subvariables for.
4858 (set_initial_properties): Likewise.
4860 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4862 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4864 2007-09-20 Nigel Stephens <nigel@mips.com>
4865 Chao-ying Fu <fu@mips.com>
4867 * c-decl.c (finish_declspecs): When _Sat is used without
4868 _Fract or _Accum, set the default type to cts_fract.
4869 This avoids a warning of "type defaults to int".
4871 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4873 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4874 bit-fields wider than one bit.
4876 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4879 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4881 * dbxout.c (dbxout_type): Likewise.
4885 * gimplify.c (gimplify_vla_decl): New function.
4886 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4888 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4890 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4892 * doc/invoke.texi (-minterlink-mips16): Document.
4893 * config/mips/mips.opt (minterlink-mips16): New option.
4894 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4897 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4899 * doc/extend.texi (Attribute Syntax): Remove old speculative
4902 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4904 * combine.c: Include cgraph.h.
4905 (setup_incoming_promotions): Rework to allow more aggressive
4906 elimination of sign extensions when all call sites of the
4907 current function are known to lie within the current unit.
4909 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4911 * dse.c (find_shift_sequence): No-op rework of control flow.
4913 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4915 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4916 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4918 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4920 * cfgexpand.c (dump_stack_var_partition): Use the correct
4921 index for the offset.
4923 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4925 * config/mips/sde.h: Switch to GPLv3.
4927 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4929 * tree-sra.c (decide_block_copy): Decide if there are groups.
4931 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4933 * config/m68k/m68k.c (output_move_himode): Remove jump table
4935 config/m68k/m68k.md (lea): Likewise.
4936 * config/m68k/m68k.c (print_operand_address): Use simple pc
4937 relative addressing.
4939 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4941 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4942 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4944 (asm_insn_count): Pass template as second argument to it.
4945 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4946 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4947 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4948 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4949 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4950 (sh_insn_length_adjustment): Pass template as second argument to it.
4951 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4953 * config/bfin/bfin.md (define_asm_attributes): New.
4955 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4957 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4959 * config/bfin/print-sysroot-suffix.sh: New.
4960 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4961 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4962 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4963 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4964 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4965 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4966 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4967 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4968 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4969 (linux-sysroot-suffix.h): New target.
4970 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4971 (mspecld-anomaly): Likewise.
4972 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4973 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4974 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4975 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4976 (bfin_si_revision): Declare.
4977 (bfin_workarounds): Declare.
4978 (WA_SPECULATIVE_LOADS): Define.
4979 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4980 (WA_SPECULATIVE_SYNCS): Define.
4981 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4982 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4983 (LIB_SPEC): Add %s to the linker scripts.
4984 Use proper linker script for bf522, bf525, bf527,
4985 bf538, bf539, bf542, bf544, bf548, and bf549.
4986 * config/bfin/bfin.c (bfin_si_revision): Define.
4987 (bfin_workarounds): Define.
4988 (struct bfin_cpu): New.
4990 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4991 (override_options): Set bfin_workarounds.
4992 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4993 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4994 ENABLE_WA_SPECULATIVE_LOADS.
4995 (bfin_reorg): Likewise.
4996 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4997 macros for bf522, bf525, bf527, bf538, bf539,
4998 bf542, bf544, bf548, and bf549.
4999 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5000 Don't define __ID_SHARED_LIB__ when -msep-data.
5001 (TARGET_DEFAULT): Define as 0.
5002 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5003 * doc/invoke.texi (Blackfin Options): Document silicon
5004 revision part of -mcpu option and it now accepts bf522, bf525,
5005 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5007 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5009 * alias.c (memory_modified_1): Deconstify.
5010 (memory_modified_in_insn_p): Don't use const_note_stores.
5011 * rtl.h (const_note_stores): Delete.
5012 * rtlanal.c (const_note_stores): Likewise.
5014 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5016 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5019 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5023 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5024 (addsi_small_int): Likewise.
5025 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5026 (one_cmplsi2): Likewise.
5028 (enter_func): Expand insn using hard_frame_pointer_rtx and
5031 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5032 hard_frame_pointer_rtx instead of using REGNO() check.
5033 Properly sign extend GEN_INT() argument.
5035 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5037 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5039 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5040 alternatives with just jcc.
5041 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5042 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5043 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5044 dbge_hi, dbge_si): Likewise.
5046 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5048 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5049 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5050 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5051 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5052 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5054 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5056 * config/m68k/m68k-devices.def (51qe): New device.
5057 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5058 to all uses of FL_FOR_isa_c for compatibility.
5059 (all_microarchs): Add cfv1 microarchitecture.
5060 (m68k_handle_option): Handle m51qe option.
5061 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5062 (TUNE_CFV1): New macro.
5063 (enum uarch_type): Add ucfv1.
5064 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5066 2007-09-18 Richard Guenther <rguenther@suse.de>
5068 PR tree-optimization/31863
5069 * tree-ssa-structalias.c (create_variable_info_for): Always
5070 free the fieldstack.
5072 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5074 * opts.c (decode_options): Enable vectorization under -O3.
5076 2007-09-18 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/33340
5079 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5080 SSA_NAMEs that occur in abnormal PHI nodes.
5082 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5084 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5085 Don't use const_get_call_expr_in.
5086 * tree-gimple.c (const_get_call_expr_in): Delete.
5087 * tree-gimple.h (const_get_call_expr_in): Likewise.
5089 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5091 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5092 not yet have a basic block.
5093 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5095 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5097 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5098 to both ".section"s.
5100 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5102 * config/mips/mips.c (mips_output_mi_thunk): Use
5103 mips_function_ok_for_sibcall and const_call_insn_operand
5104 to determine if a direct sibcall is allowed. Use
5105 mips_classify_symbol to determine a global pointer is needed.
5107 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5109 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5111 2007-09-17 Chao-ying Fu <fu@mips.com>
5112 Nigel Stephens <nigel@mips.com>
5114 * config/fixed-bit.h: New file.
5115 * config/fixed-bit.c: New file.
5116 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5118 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5120 * c-format.h (format_kind_info): Add alloc_char field.
5121 * c-format.c (scanf_flag_specs): Add 'm'.
5122 (scanf_flag_pairs): Add 'a', 'm' pair.
5123 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5124 (format_types_orig): Add alloc_char fields.
5125 (check_format_info_main): Rename aflag to alloc_flag.
5126 Handle fki->alloc_char. modifier after width and before length
5127 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5128 length modifiers as well.
5129 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5132 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5133 returned by build_call_expr.
5135 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5137 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5138 NULL for variable-sized records too.
5139 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5141 2007-09-17 Tom Tromey <tromey@redhat.com>
5143 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5144 (c_builtin_function): Likewise.
5145 (grokdeclarator): Likewise.
5147 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5149 PR rtl-optimization/26449
5150 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5151 (seq_insns_valid_p): Removed.
5153 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5155 * tree-nomudflap.c (gate_mudflap): New static function.
5156 (pass_mudflap_1): Use it as gate function.
5157 (pass_mudflap_2): Likewise.
5159 2007-09-17 Jan Hubicka <jh@suse.cz>
5163 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5165 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5167 PR tree-optimization/33319
5168 * tree-vect-analyze.c (vect_same_range_drs): New.
5169 (vect_vfa_range_equal): New.
5170 (vect_is_duplicate_ddr): Removed.
5171 (vect_mark_for_runtime_alias_test): Do not perform marking when
5172 optimizing for size or max_param for alias checking is zero.
5173 Move the function before vect_analyze_data_ref_dependence.
5174 (vect_analyze_data_ref_dependence): Add call to
5175 vect_mark_for_runtime_alias_test in two cases when dependence
5177 (vect_analyze_data_ref_dependences): Do not call to
5178 vect_mark_for_runtime_alias_test.
5179 (vect_prune_runtime_alias_test_list): New.
5180 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5181 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5182 Update vec_outside_cost.
5183 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5184 (vect_create_cond_for_alias_checks): Build the base address of data
5185 reference from DR_GROUP_FIRST_DR.
5186 (vect_loop_versioning): New.
5187 (vect_transform_loop): Add a call to vect_loop_versioning.
5188 Remove factored out code.
5190 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5193 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5196 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5198 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5199 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5200 Fix the call to insn_rtx_cost. Skip access sizes that require a
5201 real truncation of the store register. Use convert_move instead
5202 of gen_lowpart when narrowing the result.
5203 (replace_read): Use convert_move instead of gen_lowpart when
5204 narrowing the store rhs.
5206 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5208 * config/mips/mips.md (SHORT): Fix long line.
5209 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5210 to QImode and HImode.
5212 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5214 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5216 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5218 * tree-parloops.c: New file.
5219 * tree-ssa-operands.h (free_stmt_operands): Declare.
5220 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5222 * tree-pass.h (pass_parallelize_loops): Declare.
5223 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5225 (build_omp_regions_1): Allow analysing just a single OMP region and
5227 ( build_omp_regions_root, omp_expand_local): New functions.
5228 (build_omp_regions): Add argument to build_omp_regions_1 call.
5229 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5230 autoparallelization is run.
5231 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5232 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5233 pass_parallelize_loops): New.
5234 * common.opt (ftree-parallelize-loops): New.
5235 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5236 parallelize_loops): Declare.
5237 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5238 * Makefile.in (tree-parloops.o): Added.
5239 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5241 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5242 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5243 one extra edge as well.
5244 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5245 Use VEC_free to free doms vector.
5246 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5247 operands. Recompute operand caches in the new function.
5248 (move_sese_region_to_fn): Update loop info.
5249 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5250 * tree-ssa-operands.c (free_stmt_operands): New function.
5252 * doc/passes.texi: Document autoparallelization.
5253 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5255 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5258 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5261 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5263 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5264 the VEC is not NULL.
5265 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5266 get_vectype_for_scalar_type succeeded.
5267 (vectorizable_conversion): Likewise.
5269 2007-09-14 Jan Hubicka <jh@suse.cz>
5271 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5274 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5277 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5278 register when operands[2] equals operands[1].
5279 (remainderxf3): Ditto.
5281 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5282 Nigel Stephens <nigel@mips.com>
5284 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5285 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5286 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
5288 (_Unwind_ForcedUnwind): Likewise.
5289 (_Unwind_Resume): Likewise.
5290 (_Unwind_Resume_or_Rethrow): Likewise.
5291 (_Unwind_Backtrace): Likewise.
5292 (_Unwind_SjLj_RaiseException): Likewise.
5293 (_Unwind_SjLj_ForcedUnwind): Likewise.
5294 (_Unwind_SjLj_Resume): Likewise.
5295 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5296 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5298 (_Unwind_ForcedUnwind): Likewise.
5299 (_Unwind_Resume): Likewise.
5300 (_Unwind_Resume_or_Rethrow): Likewise.
5301 (_Unwind_Backtrace): Likewise.
5302 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5303 (_Unwind_ForcedUnwind): Likewise.
5304 (_Unwind_RaiseException): Likewise.
5305 (_Unwind_Resume): Likewise.
5306 (_Unwind_Resume_or_Rethrow): Likewise.
5308 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5309 nomips16 mode when IN_LIBGCC2 with hard float.
5311 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5313 * config/mips/sdemtk.opt: Update to GPLv3.
5314 * config/mips/sdemtk.h: Likewise.
5316 2007-09-14 Nigel Stephens <nigel@mips.com>
5318 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5319 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5320 for mipsisa32-*-linux*.
5322 2007-09-14 Nigel Stephens <nigel@mips.com>
5323 David Ung <davidu@mips.com>
5324 Thiemo Seufer <ths@mips.com>
5325 Richard Sandiford <richard@codesourcery.com>
5327 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5328 * configure.ac: Add a mipssde threading type.
5329 * configure: Regenerate.
5330 * config/mips/sdemtk.h: New file.
5331 * config/mips/t-sdemtk: Likewise.
5332 * config/mips/sdemtk.opt: Likewise.
5333 * gthr-mipssde.h: Likewise.
5334 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5335 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5336 (MIPS_ICACHE_SYNC): New macro, split from ...
5337 * config/mips/mips.md (clear_cache): ...here.
5338 * config/mips/mips.c (mips_save_reg_p): Check
5339 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5340 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5341 (build_mips16_call_stub): Likewise.
5343 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5345 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5347 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5350 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5351 current_frame_info.n_local_regs. Don't return emitted local
5353 (ia64_compute_frame_size): Improve unwind hack to put
5354 RP, PFS, FP in that order by allowing some of the registers
5355 been already emitted, as long as they are emitted to the
5358 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5360 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5361 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5362 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5364 2007-09-13 Eric Christopher <echristo@apple.com>
5365 Kenneth Zadeck <zadeck@naturalbridge.com>
5367 * dse.c (find_shift_sequence): New function.
5368 (replace_read): Add case to remove read if it requires shift.
5369 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5371 2007-09-13 Tom Tromey <tromey@redhat.com>
5373 * c-common.c (fname_as_string): Update.
5374 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5375 (c_lex_one_token): Update. Add 'parser' argument.
5376 (c_parser_simple_asm_expr): Update.
5377 (c_parser_attributes): Update.
5378 (c_parser_asm_statement): Update.
5379 (c_parser_asm_operands): Update.
5380 (c_parser_peek_token): Update.
5381 (c_parser_peek_2nd_token): Update.
5382 * c-lex.c (c_lex_string_translate): Remove.
5383 (c_lex_return_raw_strings): Likewise.
5384 (c_lex_with_flags): Added 'lex_flags' argument.
5385 (lex_string): Added 'translate' argument.
5386 * c-pragma.h (c_lex_with_flags): Update.
5387 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5388 (C_LEX_STRING_NO_TRANSLATE): New define.
5389 (C_LEX_RAW_STRINGS): Likewise.
5391 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5394 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5395 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5396 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5397 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5398 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5399 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5400 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5401 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5402 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5403 (bdesc_1arg): Add __builtin_bfin_ones.
5404 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5405 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5406 and __builtin_bfin_csqu_fr16.
5407 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5408 (ones): New define_insn.
5409 (ssaddhi3_parts): New define_insn.
5410 (sssubhi3_parts): New define_insn.
5411 (flag_mulhi_parts): New define_insn.
5413 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5415 * common.opt (femit-class-debug-always): Turn off by default.
5417 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5419 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5420 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5422 2007-09-13 James E. Wilson <wilson@specifix.com>
5424 PR tree-optimization/33389
5425 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5426 then set build_loads before returning.
5428 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5429 David Ung <davidu@mips.com>
5431 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5432 {d}addiu and a negative immediate such that it works with MIPS16
5435 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5438 * configure.ac (ld_vers): Support Linux linker.
5439 * configure: Regenerated.
5441 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5442 Sandra Loosemore <sandra@codesourcery.com>
5444 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5445 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5446 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5447 nomips16 into decl attributes.
5448 (TARGET_INSERT_ATTRIBUTES): Override.
5449 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5450 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5451 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5452 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5453 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5454 (mips_use_mips16_mode_p): Reimplement as a function that takes
5455 a decl and considers only decl attributes. If the decl is nested
5456 function, use its parent attributes.
5457 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5458 instead of SYMBOL_REF_MIPS16_FUNC_P.
5459 (mips_set_mips16_mode): Move call to sorry here from old
5460 mips_use_mips16_mode_p.
5461 (mflip_mips16_entry): New structure.
5462 (mflip_mips16_htab): New variable.
5463 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5464 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5465 (mips_merge_decl_attributes): New function.
5466 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5467 Use mips_use_mips16_mode_p.
5468 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5469 SYMBOL_REF_MIPS16_FUNC_P.
5470 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5472 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5474 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5476 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5479 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5481 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5482 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5483 Tony Linthicum <tony.linthicum@amd.com>
5485 * tree.h (function_args_iterator): New type to iterate over
5487 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5488 function arguments providing a pointer to the argument.
5489 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5490 function arguments providing the argument.
5491 (function_args_iter_init): Inline function to initialize
5492 function_args_iterator.
5493 (function_args_iter_cond_ptr): Inline function to return the next
5494 pointer to hold the argument.
5495 (function_args_iter_cond): Inline function to return the next
5497 (function_args_iter_cond_next): Advance the function args
5499 (stdarg_p): New function, return true if variable argument
5501 (prototype_p): New function, return true if function is
5503 (function_args_count): New function, count the number of arguments
5506 * tree.c (stdarg_p): New function, return true if variable
5508 (prototype_p): New function, return true if function is
5511 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5512 (TARGET_ROUND): New macro for the round/ptest instructions which
5513 are shared between SSE4.1 and SSE5.
5514 (OPTION_MASK_ISA_ROUND): Ditto.
5515 (OPTION_ISA_ROUND): Ditto.
5516 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5517 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5519 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5520 (-mfused-madd): New switch to give users control over whether the
5521 compiler optimizes to use the multiply/add SSE5 instructions.
5523 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5524 m_ATHLON_K8_AMDFAM10, and change all uses.
5525 (enum pta_flags): Add PTA_SSE5.
5526 (ix86_handle_option): Turn off 3dnow if -msse5.
5527 (override_options): Add SSE5 support.
5528 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5530 (ix86_expand_sse_movcc): Add SSE5 support.
5531 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5532 vector type to the next largest size.
5533 (ix86_expand_sse5_pack): New function to use pperm to pack a
5534 vector type to the next smallest size.
5535 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5536 (IX86_BUILTIN_FMADDSD): Ditto.
5537 (IX86_BUILTIN_FMADDPS): Ditto.
5538 (IX86_BUILTIN_FMADDPD): Ditto.
5539 (IX86_BUILTIN_FMSUBSS): Ditto.
5540 (IX86_BUILTIN_FMSUBSD): Ditto.
5541 (IX86_BUILTIN_FMSUBPS): Ditto.
5542 (IX86_BUILTIN_FMSUBPD): Ditto.
5543 (IX86_BUILTIN_FNMADDSS): Ditto.
5544 (IX86_BUILTIN_FNMADDSD): Ditto.
5545 (IX86_BUILTIN_FNMADDPS): Ditto.
5546 (IX86_BUILTIN_FNMADDPD): Ditto.
5547 (IX86_BUILTIN_FNMSUBSS): Ditto.
5548 (IX86_BUILTIN_FNMSUBSD): Ditto.
5549 (IX86_BUILTIN_FNMSUBPS): Ditto.
5550 (IX86_BUILTIN_FNMSUBPD): Ditto.
5551 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5552 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5553 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5554 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5555 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5556 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5557 (IX86_BUILTIN_PPERM): Ditto.
5558 (IX86_BUILTIN_PERMPS): Ditto.
5559 (IX86_BUILTIN_PERMPD): Ditto.
5560 (IX86_BUILTIN_PMACSSWW): Ditto.
5561 (IX86_BUILTIN_PMACSWW): Ditto.
5562 (IX86_BUILTIN_PMACSSWD): Ditto.
5563 (IX86_BUILTIN_PMACSWD): Ditto.
5564 (IX86_BUILTIN_PMACSSDD): Ditto.
5565 (IX86_BUILTIN_PMACSDD): Ditto.
5566 (IX86_BUILTIN_PMACSSDQL): Ditto.
5567 (IX86_BUILTIN_PMACSSDQH): Ditto.
5568 (IX86_BUILTIN_PMACSDQL): Ditto.
5569 (IX86_BUILTIN_PMACSDQH): Ditto.
5570 (IX86_BUILTIN_PMADCSSWD): Ditto.
5571 (IX86_BUILTIN_PMADCSWD): Ditto.
5572 (IX86_BUILTIN_PHADDBW): Ditto.
5573 (IX86_BUILTIN_PHADDBD): Ditto.
5574 (IX86_BUILTIN_PHADDBQ): Ditto.
5575 (IX86_BUILTIN_PHADDWD): Ditto.
5576 (IX86_BUILTIN_PHADDWQ): Ditto.
5577 (IX86_BUILTIN_PHADDDQ): Ditto.
5578 (IX86_BUILTIN_PHADDUBW): Ditto.
5579 (IX86_BUILTIN_PHADDUBD): Ditto.
5580 (IX86_BUILTIN_PHADDUBQ): Ditto.
5581 (IX86_BUILTIN_PHADDUWD): Ditto.
5582 (IX86_BUILTIN_PHADDUWQ): Ditto.
5583 (IX86_BUILTIN_PHADDUDQ): Ditto.
5584 (IX86_BUILTIN_PHSUBBW): Ditto.
5585 (IX86_BUILTIN_PHSUBWD): Ditto.
5586 (IX86_BUILTIN_PHSUBDQ): Ditto.
5587 (IX86_BUILTIN_PROTB): Ditto.
5588 (IX86_BUILTIN_PROTW): Ditto.
5589 (IX86_BUILTIN_PROTD): Ditto.
5590 (IX86_BUILTIN_PROTQ): Ditto.
5591 (IX86_BUILTIN_PROTB_IMM): Ditto.
5592 (IX86_BUILTIN_PROTW_IMM): Ditto.
5593 (IX86_BUILTIN_PROTD_IMM): Ditto.
5594 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5595 (IX86_BUILTIN_PSHLB): Ditto.
5596 (IX86_BUILTIN_PSHLW): Ditto.
5597 (IX86_BUILTIN_PSHLD): Ditto.
5598 (IX86_BUILTIN_PSHLQ): Ditto.
5599 (IX86_BUILTIN_PSHAB): Ditto.
5600 (IX86_BUILTIN_PSHAW): Ditto.
5601 (IX86_BUILTIN_PSHAD): Ditto.
5602 (IX86_BUILTIN_PSHAQ): Ditto.
5603 (IX86_BUILTIN_FRCZSS): Ditto.
5604 (IX86_BUILTIN_FRCZSD): Ditto.
5605 (IX86_BUILTIN_FRCZPS): Ditto.
5606 (IX86_BUILTIN_FRCZPD): Ditto.
5607 (IX86_BUILTIN_CVTPH2PS): Ditto.
5608 (IX86_BUILTIN_CVTPS2PH): Ditto.
5609 (IX86_BUILTIN_COMEQSS): Ditto.
5610 (IX86_BUILTIN_COMNESS): Ditto.
5611 (IX86_BUILTIN_COMLTSS): Ditto.
5612 (IX86_BUILTIN_COMLESS): Ditto.
5613 (IX86_BUILTIN_COMGTSS): Ditto.
5614 (IX86_BUILTIN_COMGESS): Ditto.
5615 (IX86_BUILTIN_COMUEQSS): Ditto.
5616 (IX86_BUILTIN_COMUNESS): Ditto.
5617 (IX86_BUILTIN_COMULTSS): Ditto.
5618 (IX86_BUILTIN_COMULESS): Ditto.
5619 (IX86_BUILTIN_COMUGTSS): Ditto.
5620 (IX86_BUILTIN_COMUGESS): Ditto.
5621 (IX86_BUILTIN_COMORDSS): Ditto.
5622 (IX86_BUILTIN_COMUNORDSS): Ditto.
5623 (IX86_BUILTIN_COMFALSESS): Ditto.
5624 (IX86_BUILTIN_COMTRUESS): Ditto.
5625 (IX86_BUILTIN_COMEQSD): Ditto.
5626 (IX86_BUILTIN_COMNESD): Ditto.
5627 (IX86_BUILTIN_COMLTSD): Ditto.
5628 (IX86_BUILTIN_COMLESD): Ditto.
5629 (IX86_BUILTIN_COMGTSD): Ditto.
5630 (IX86_BUILTIN_COMGESD): Ditto.
5631 (IX86_BUILTIN_COMUEQSD): Ditto.
5632 (IX86_BUILTIN_COMUNESD): Ditto.
5633 (IX86_BUILTIN_COMULTSD): Ditto.
5634 (IX86_BUILTIN_COMULESD): Ditto.
5635 (IX86_BUILTIN_COMUGTSD): Ditto.
5636 (IX86_BUILTIN_COMUGESD): Ditto.
5637 (IX86_BUILTIN_COMORDSD): Ditto.
5638 (IX86_BUILTIN_COMUNORDSD): Ditto.
5639 (IX86_BUILTIN_COMFALSESD): Ditto.
5640 (IX86_BUILTIN_COMTRUESD): Ditto.
5641 (IX86_BUILTIN_COMEQPS): Ditto.
5642 (IX86_BUILTIN_COMNEPS): Ditto.
5643 (IX86_BUILTIN_COMLTPS): Ditto.
5644 (IX86_BUILTIN_COMLEPS): Ditto.
5645 (IX86_BUILTIN_COMGTPS): Ditto.
5646 (IX86_BUILTIN_COMGEPS): Ditto.
5647 (IX86_BUILTIN_COMUEQPS): Ditto.
5648 (IX86_BUILTIN_COMUNEPS): Ditto.
5649 (IX86_BUILTIN_COMULTPS): Ditto.
5650 (IX86_BUILTIN_COMULEPS): Ditto.
5651 (IX86_BUILTIN_COMUGTPS): Ditto.
5652 (IX86_BUILTIN_COMUGEPS): Ditto.
5653 (IX86_BUILTIN_COMORDPS): Ditto.
5654 (IX86_BUILTIN_COMUNORDPS): Ditto.
5655 (IX86_BUILTIN_COMFALSEPS): Ditto.
5656 (IX86_BUILTIN_COMTRUEPS): Ditto.
5657 (IX86_BUILTIN_COMEQPD): Ditto.
5658 (IX86_BUILTIN_COMNEPD): Ditto.
5659 (IX86_BUILTIN_COMLTPD): Ditto.
5660 (IX86_BUILTIN_COMLEPD): Ditto.
5661 (IX86_BUILTIN_COMGTPD): Ditto.
5662 (IX86_BUILTIN_COMGEPD): Ditto.
5663 (IX86_BUILTIN_COMUEQPD): Ditto.
5664 (IX86_BUILTIN_COMUNEPD): Ditto.
5665 (IX86_BUILTIN_COMULTPD): Ditto.
5666 (IX86_BUILTIN_COMULEPD): Ditto.
5667 (IX86_BUILTIN_COMUGTPD): Ditto.
5668 (IX86_BUILTIN_COMUGEPD): Ditto.
5669 (IX86_BUILTIN_COMORDPD): Ditto.
5670 (IX86_BUILTIN_COMUNORDPD): Ditto.
5671 (IX86_BUILTIN_COMFALSEPD): Ditto.
5672 (IX86_BUILTIN_COMTRUEPD): Ditto.
5673 (IX86_BUILTIN_PCOMEQUB): Ditto.
5674 (IX86_BUILTIN_PCOMNEUB): Ditto.
5675 (IX86_BUILTIN_PCOMLTUB): Ditto.
5676 (IX86_BUILTIN_PCOMLEUB): Ditto.
5677 (IX86_BUILTIN_PCOMGTUB): Ditto.
5678 (IX86_BUILTIN_PCOMGEUB): Ditto.
5679 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5680 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5681 (IX86_BUILTIN_PCOMEQUW): Ditto.
5682 (IX86_BUILTIN_PCOMNEUW): Ditto.
5683 (IX86_BUILTIN_PCOMLTUW): Ditto.
5684 (IX86_BUILTIN_PCOMLEUW): Ditto.
5685 (IX86_BUILTIN_PCOMGTUW): Ditto.
5686 (IX86_BUILTIN_PCOMGEUW): Ditto.
5687 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5688 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5689 (IX86_BUILTIN_PCOMEQUD): Ditto.
5690 (IX86_BUILTIN_PCOMNEUD): Ditto.
5691 (IX86_BUILTIN_PCOMLTUD): Ditto.
5692 (IX86_BUILTIN_PCOMLEUD): Ditto.
5693 (IX86_BUILTIN_PCOMGTUD): Ditto.
5694 (IX86_BUILTIN_PCOMGEUD): Ditto.
5695 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5696 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5697 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5698 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5699 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5700 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5701 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5702 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5703 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5704 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5705 (IX86_BUILTIN_PCOMEQB): Ditto.
5706 (IX86_BUILTIN_PCOMNEB): Ditto.
5707 (IX86_BUILTIN_PCOMLTB): Ditto.
5708 (IX86_BUILTIN_PCOMLEB): Ditto.
5709 (IX86_BUILTIN_PCOMGTB): Ditto.
5710 (IX86_BUILTIN_PCOMGEB): Ditto.
5711 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5712 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5713 (IX86_BUILTIN_PCOMEQW): Ditto.
5714 (IX86_BUILTIN_PCOMNEW): Ditto.
5715 (IX86_BUILTIN_PCOMLTW): Ditto.
5716 (IX86_BUILTIN_PCOMLEW): Ditto.
5717 (IX86_BUILTIN_PCOMGTW): Ditto.
5718 (IX86_BUILTIN_PCOMGEW): Ditto.
5719 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5720 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5721 (IX86_BUILTIN_PCOMEQD): Ditto.
5722 (IX86_BUILTIN_PCOMNED): Ditto.
5723 (IX86_BUILTIN_PCOMLTD): Ditto.
5724 (IX86_BUILTIN_PCOMLED): Ditto.
5725 (IX86_BUILTIN_PCOMGTD): Ditto.
5726 (IX86_BUILTIN_PCOMGED): Ditto.
5727 (IX86_BUILTIN_PCOMFALSED): Ditto.
5728 (IX86_BUILTIN_PCOMTRUED): Ditto.
5729 (IX86_BUILTIN_PCOMEQQ): Ditto.
5730 (IX86_BUILTIN_PCOMNEQ): Ditto.
5731 (IX86_BUILTIN_PCOMLTQ): Ditto.
5732 (IX86_BUILTIN_PCOMLEQ): Ditto.
5733 (IX86_BUILTIN_PCOMGTQ): Ditto.
5734 (IX86_BUILTIN_PCOMGEQ): Ditto.
5735 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5736 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5737 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5738 OPTION_MASK_ISA_ROUND for instructions that are shared between
5740 (bdesc_2arg): Ditto.
5741 (bdesc_sse_3arg): Ditto.
5742 (enum multi_arg_type): New enum for describing the various SSE5
5743 intrinsic argument types.
5744 (bdesc_multi_arg): New table for SSE5 intrinsics.
5745 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5746 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5748 (ix86_expand_builtin): Add SSE5 intrinsic support.
5749 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5750 operand instructions.
5751 (ix86_expand_sse5_multiple_memory): New function to split the
5752 second memory reference from SSE5 instructions.
5753 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5754 (ix86_return_pops_args): Use stdarg_p to determine if the function
5755 has variable arguments.
5756 (ix86_setup_incoming_varargs): Ditto.
5757 (x86_this_parameter): Ditto.
5759 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5761 (ix86_expand_sse5_pack): Ditto.
5762 (ix86_sse5_valid_op_p): Ditto.
5763 (ix86_expand_sse5_multiple_memory): Ditto.
5765 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5766 constant for SSE5 support.
5767 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5768 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5769 (UNSPEC_SSE5_PERMUTE): Ditto.
5770 (UNSPEC_SSE5_ASHIFT): Ditto.
5771 (UNSPEC_SSE5_LSHIFT): Ditto.
5772 (UNSPEC_FRCZ): Ditto.
5773 (UNSPEC_CVTPH2PS): Ditto.
5774 (UNSPEC_CVTPS2PH): Ditto.
5775 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5777 (COM_FALSE_S): Ditto.
5778 (COM_FALSE_P): Ditto.
5779 (COM_TRUE_S): Ditto.
5780 (COM_TRUE_P): Ditto.
5781 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5782 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5784 (memory attribute): Ditto.
5785 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5786 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5787 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5788 (floor<mode>2): Ditto.
5789 (ceil<mode>2): Ditto.
5790 (btrunc<mode>2): Ditto.
5791 (nearbyintdf2): Ditto.
5792 (nearbyintsf2): Ditto.
5793 (sse_setccsf): Disable if SSE5.
5794 (sse_setccdf): Ditto.
5795 (sse5_setcc<mode>): New support for SSE5 conditional move.
5796 (sse5_pcmov_<mode>): Ditto.
5798 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5800 (SSEMODEF2P): Ditto.
5801 (ssemodesuffixf4): New mode attribute for SSE5.
5802 (ssemodesuffixf2s): Ditto.
5803 (ssemodesuffixf2c): Ditto.
5804 (sserotatemax): Ditto.
5805 (ssescalarmode): Ditto.
5806 (sse_maskcmpv4sf3): Disable if SSE5.
5807 (sse_maskcmpv2df3): Ditto.
5808 (sse_vmmaskcmpv4sf3): Ditto.
5809 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5811 (sse5_vmfmadd<mode>4): Ditto.
5812 (sse5_fmsub<mode>4): Ditto.
5813 (sse5_vmfmsub<mode>4): Ditto.
5814 (sse5_fnmadd<mode>4): Ditto.
5815 (sse5_vmfnmadd<mode>4): Ditto.
5816 (sse5_fnmsub<mode>4): Ditto.
5817 (sse5_vmfnmsub<mode>4): Ditto.
5818 (sse5i_fmadd<mode>4): Ditto.
5819 (sse5i_fmsub<mode>4): Ditto.
5820 (sse5i_fnmadd<mode>4): Ditto.
5821 (sse5i_fnmsub<mode>4): Ditto.
5822 (sse5i_vmfmadd<mode>4): Ditto.
5823 (sse5i_vmfmsub<mode>4): Ditto.
5824 (sse5i_vmfnmadd<mode>4): Ditto.
5825 (sse5i_vmfnmsub<mode>4): Ditto.
5826 (mulv16qi3): Add SSE5 support.
5828 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5829 (sse2_mulv4si3): Disable if SSE5.
5830 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5831 (sse4_1_roundps): Ditto.
5832 (sse4_1_roundsd): Ditto.
5833 (sse4_1_roundss): Ditto.
5834 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5836 (sse_maskcmpsf3): Ditto.
5837 (sse_vmmaskcmpv4sf3): Ditto.
5838 (sse2_maskcmpv2df3): Ditto.
5839 (sse2_maskcmpdf3): Ditto.
5840 (sse2_vmmaskcmpv2df3): Ditto.
5841 (sse2_eq<mode>3): Ditto.
5842 (sse2_gt<mode>3): Ditto.
5843 (sse5_pcmov_<mode>): Add SSE5 support.
5844 (vec_unpacku_hi_v16qi): Ditto.
5845 (vec_unpacks_hi_v16qi): Ditto.
5846 (vec_unpacku_lo_v16qi): Ditto.
5847 (vec_unpacks_lo_v16qi): Ditto.
5848 (vec_unpacku_hi_v8hi): Ditto.
5849 (vec_unpacks_hi_v8hi): Ditto.
5850 (vec_unpacku_lo_v8hi): Ditto.
5851 (vec_unpacks_lo_v8hi): Ditto.
5852 (vec_unpacku_hi_v4si): Ditto.
5853 (vec_unpacks_hi_v4si): Ditto.
5854 (vec_unpacku_lo_v4si): Ditto.
5855 (vec_unpacks_lo_v4si): Ditto.
5856 (sse5_pmacsww): New SSE5 intrinsic insn.
5857 (sse5_pmacssww): Ditto.
5858 (sse5_pmacsdd): Ditto.
5859 (sse5_pmacssdd): Ditto.
5860 (sse5_pmacssdql): Ditto.
5861 (sse5_pmacssdqh): Ditto.
5862 (sse5_pmacsdqh): Ditto.
5863 (sse5_pmacsswd): Ditto.
5864 (sse5_pmacswd): Ditto.
5865 (sse5_pmadcsswd): Ditto.
5866 (sse5_pmadcswd): Ditto.
5867 (sse5_pcmov_<move>): Conditional move support on SSE5.
5868 (sse5_phaddbw): New SSE5 intrinsic insn.
5869 (sse5_phaddbd): Ditto.
5870 (sse5_phaddbq): Ditto.
5871 (sse5_phaddwd): Ditto.
5872 (sse5_phaddwq): Ditto.
5873 (sse5_phadddq): Ditto.
5874 (sse5_phaddubw): Ditto.
5875 (sse5_phaddubd): Ditto.
5876 (sse5_phaddubq): Ditto.
5877 (sse5_phadduwd): Ditto.
5878 (sse5_phadduwq): Ditto.
5879 (sse5_phaddudq): Ditto.
5880 (sse5_phsubbw): Ditto.
5881 (sse5_phsubwd): Ditto.
5882 (sse5_phsubdq): Ditto.
5883 (sse5_pperm): Ditto.
5884 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5885 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5886 (sse5_pperm_sign_v8hi_v4si): Ditto.
5887 (sse5_pperm_zero_v8hi_v4si): Ditto.
5888 (sse5_pperm_sign_v4si_v2di): Ditto.
5889 (sse5_pperm_sign_v4si_v2di): Ditto.
5890 (sse5_pperm_pack_v2di_v4si): Ditto.
5891 (sse5_pperm_pack_v4si_v8hi): Ditto.
5892 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5893 (sse5_perm<mode>): New SSE5 intrinsic insn.
5894 (rotl<mode>3): Ditto.
5895 (sse5_rotl<mode>3): Ditto.
5896 (sse5_ashl<mode>3): Ditto.
5897 (sse5_lshl<mode>3): Ditto.
5898 (sse5_frcz<mode>2): Ditto.
5899 (sse5s_frcz<mode>2): Ditto.
5900 (sse5_cvtph2ps): Ditto.
5901 (sse5_cvtps2ph): Ditto.
5902 (sse5_vmmaskcmp<mode>3): Ditto.
5903 (sse5_com_tf<mode>3): Ditto.
5904 (sse5_maskcmp<mode>3): Ditto.
5905 (sse5_maskcmp_uns<mode>3): Ditto.
5906 (sse5_maskcmp_uns2<mode>3): Ditto.
5907 (sse5_pcom_tf<mode>3): Ditto.
5909 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5911 (sse5_comparison_float_operator): New predicate to match the
5912 comparison operators supported by the SSE5 com instruction.
5913 (ix86_comparison_int_operator): New predicate to match just the
5914 signed int comparisons.
5915 (ix86_comparison_uns_operator): New predicate to match just the
5916 unsigned int comparisons.
5918 * doc/invoke.texi (-msse5): Add documentation.
5919 (-mfused-madd): Ditto.
5921 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5923 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5925 (x86_64-*-*): Ditto.
5927 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5929 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5930 intrinisics for SSE5.
5932 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5935 * config/i386/mmintrin-common.h: New file, to contain common
5936 instructions between SSE4.1 and SSE5.
5938 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5939 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5940 (gen_regparm_prefix): Ditto.
5942 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5943 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5944 prototype_p to determine if a function is prototyped.
5946 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5948 * config/dfp-bit.c (dfp_conversion_exception): New function.
5949 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5950 (DFP_TO_INT): Ditto.
5951 (INT_TO_DFP): Ditto.
5952 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5954 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5957 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5958 before sp restoration even when total_size is 0, but
5959 frame_pointer_needed.
5961 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5963 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5964 (xtensa_copy_incoming_a7): Use start_sequence instead of
5965 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5966 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5967 of the saveregs sequence.
5969 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5971 * c-tree.h (grokfield): Add a "tree *" argument.
5972 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5973 Chain nested decl attributes to it. Don't call decl_attributes here.
5974 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5975 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5976 (grokfield): Take a pointer to the decl's attributes and pass
5977 it to grokdeclarator.
5978 * c-parser.c (c_parser_struct_declaration): Update the calls to
5979 grokfield. Call decl_attributes for anonymous struct and union
5982 2007-09-12 Jan Hubicka <jh@suse.cz>
5984 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5986 2007-09-12 Ira Rosen <irar@il.ibm.com>
5988 PR tree-optimization/32377
5989 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5990 between positive and negative dependence distance using DDR_REVERSED_P.
5992 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5994 PR tree-optimization/33373
5995 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5996 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5998 2007-09-12 Jan Hubicka <jh@suse.cz>
6001 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
6004 2007-09-12 Christian Bruel <christian.bruel@st.com>
6006 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6007 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6009 2007-09-12 Ira Rosen <irar@il.ibm.com>
6011 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6012 for oprnd1 if not required.
6013 (vectorizable_operation): Use scalar operand in SLP in case of
6014 shift with scalar argument.
6016 2007-09-12 Ira Rosen <irar@il.ibm.com>
6018 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
6021 2007-09-11 James E. Wilson <wilson@specifix.com>
6023 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6024 TARGET_UNWIND_INFO is defined.
6025 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6028 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6030 * config/sh/sh.c (calc_live_regs): Use
6031 current_function_saves_all_registers instead of
6032 current_function_has_nonlocal_label.
6033 (sh_allocate_initial_value): Likewise.
6034 (sh_get_pr_initial_val): Likewise.
6035 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6036 * config/sh/sh.md (load_ra): Likewise.
6038 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6040 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6043 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6044 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6046 2007-09-12 Sa Liu <saliu@de.ibm.com>
6048 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6049 operands to DFmode GE or LE compares.
6051 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6053 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6054 REG_CLASS_NAMES): Add P0REGS.
6055 (REGNO_REG_CLASS): Return it where appropriate.
6056 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6057 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6058 * doc/md.texi (Blackfin family): Document 'q' constraints.
6060 2007-09-11 Steve Kenton <skenton@ou.edu>
6062 * pa/linux-unwind.h: Guard with inhibit_libc.
6063 * pa/hpux-unwind.h: Likewise.
6065 2007-09-11 David Daney <ddaney@avtrex.com>
6067 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6068 * doc/install.texi: Document new --with-llsc and --without-llsc
6070 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6071 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6072 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6074 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6075 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6076 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6077 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6078 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6079 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6080 * config/mips/mips.opt (mllsc): New option.
6081 * config/mips/mips.c (mips_llsc): Define variable.
6082 (mips_handle_option): Handle mllsc option.
6083 (override_options): Set mips_print_operand_punct for '|' and '-'.
6084 (print_operand): Add new %| and %- operand codes.
6085 * config/mips/mips.h (mips_llsc_setting): New enum type.
6086 (mips_llsc): Declare.
6087 (OPTION_DEFAULT_SPECS): Add llsc handling.
6088 (GENERATE_SYNC): New macro.
6089 (GENERATE_LL_SC): New macro.
6090 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6091 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6092 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6093 in %| and %- operand codes.
6095 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6097 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6098 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6100 2007-09-11 Jason Merrill <jason@redhat.com>
6103 * stor-layout.c (layout_decl): Do pack variable size fields.
6105 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6107 * config/m68k/predicates.md (movsi_const0_operand,
6108 non_symbolic_call_operand): New predicates.
6110 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6112 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6113 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6114 CW, CZ, CS, Ap and Ac.
6116 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6117 (constraints.md): New include.
6118 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6119 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6120 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6122 (pushdi): Add split.
6123 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6124 attributes. Split tstsi_internal_68020_cf from it.
6125 (tstsi_internal_68020_cf): New pattern.
6126 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6127 (tst<mode>_cf): Specify attributea.
6128 (cmpsi_cf): Name pattern. Specify attributes.
6129 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6130 (pushexthisi_const): Fix to use alternatives. Specify
6132 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6133 from it. Fix to use alternatives. Specify attributes.
6134 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6135 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6137 (movsf_cf_soft): Specify attributes.
6138 (movdf_cf_soft): Add split.
6139 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6140 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6141 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6142 (truncdfsf2_68881): Name pattern. Specify attributes.
6143 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6144 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6145 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6147 (addsi3_5200): Fix to use alternatives. Specify attributes.
6149 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6150 (subsi3): Add alternative for subq.l. Specify attributes.
6151 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6152 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6154 (umulhisi3): Specify attributes.
6155 (mulhisisi3_z): Name pattern. Specify attributes.
6156 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6157 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6158 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6159 bsetmemqi): Specify attributes.
6160 (bsetmemqi_ext): Name pattern. Specify attributes.
6161 (bclrmemqi): Specify attributes.
6162 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6163 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6165 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6166 pattern. Specify attributes.
6167 (jump): Specify attributes.
6168 (tablejump_internal): Name pattern. Specify attributes.
6169 (call_value): Split into non_symbolic_call_value,
6170 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6171 alternatives. Specify attributes.
6172 (non_symbolic_call_value, symbolic_call_value_jsr,
6173 symbolic_call_value_bsr): New patterns.
6174 (nop, return, unlink, indirect_jump): Specify attributes.
6175 (trap): Fix condition. Specify attributes.
6178 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6179 (override_options): Initialize it. Initialize m68k_sched_cpu.
6180 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6181 (const_method): Make global, rename to m68k_const_method.
6182 (const_int_cost, output_move_const_into_data_reg): Update.
6183 (output_move_double): Parametrize to emit rtl code, rename to
6185 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6186 emit_movsi): New static functions.
6187 (output_move_double): New function with semantics of old
6189 (m68k_emit_move_double): New function.
6190 (m68k_sched_cpu): New variable.
6191 (attr_op_type): New enum.
6192 (sched_guess_p): New variable.
6193 (sched_address_type, sched_operand_type, sched_attr_op_type):
6194 New static functions.
6195 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6196 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6197 (sched_branch_type): New static variable.
6198 (m68k_sched_branch_type): New function.
6199 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6200 (m68k_symbolic_call_var): Declare.
6201 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6202 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6203 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6204 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6207 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6209 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6210 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6211 error if __builtin_va_arg_pack_len () wasn't optimized out during
6213 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6214 with the number of inline's anonymous arguments.
6215 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6217 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6219 * fold-const.c (extract_muldiv_1): Do not simplify
6222 2007-09-11 Jan Hubicka <jh@suse.cz>
6224 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
6225 (TARGET_INTER_UNIT_CONVERSIONS): New.
6226 * i386.md (floatsi expanders): Remove redundant check for SImode
6227 source; offload to memory when asked for.
6228 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6229 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6231 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6232 floatsidf2_mixed_memory, floatsidf2_sse_memory
6233 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6234 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6236 2007-09-11 Jan Hubicka <jh@suse.cz>
6238 * toplev.c (process_options): all frontends now do unit-at-a-time.
6239 * cgraphunit.c: update comments.
6240 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6241 * c-decl.c (finish_function): use cgraph_add_new_function.
6242 * function.c (expand_function_end): We are always unit-at-a-time.
6244 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6246 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6247 settings for MIPS16.
6248 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6250 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6252 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6253 SYMBOL_FORCE_TO_MEM constants.
6254 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6255 (mips16_rewrite_pool_refs_info): New structure.
6256 (mips16_rewrite_pool_constant): New function, split out from...
6257 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6258 mips16_rewrite_pool_refs_info structure rather than a pointer
6259 to a constant pool. Force force_to_mem_operands into memory.
6260 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6261 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6262 * config/mips/constraints.md (kf): New constraint.
6263 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6264 (*movsi_mips16): Likewise.
6266 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6267 Nigel Stephens <nigel@mips.com>
6268 David Ung <davidu@mips.com>
6270 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6271 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6272 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6273 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6274 (mips_zero_extend_cost): New functions.
6275 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6276 Use the new functions. Tweak many cost estimates, both here
6277 and in the new subroutines. Return false when the cost of the
6278 operands has not been calculated. Check for *clear_upper32.
6279 Check for floating-point multiply-add, reciprocal and rsqrt
6280 patterns. Handle comparison and rotation codes.
6282 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6284 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6286 * config/i386/i386.c (get_dllimport_decl): Don't strip
6289 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6292 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6293 declarations to top.
6294 (DFP_TO_BFP): Use for either XFmode or TFmode.
6295 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6297 * config/dfp-bit.h: Include float.h.
6298 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6299 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6300 which doesn't mean the same thing.
6301 (BFP_KIND): Use 4 to mean TFmode.
6302 (BFP_FMT): Specify the number of decimal digits based on the
6303 number of mantissa digits.
6304 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6305 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6306 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6307 (TFtype): Define if TFmode is supported.
6308 * doc/libgcc.texi (Decimal float library routines): Document
6309 TF conversion functions.
6311 2007-09-10 Chao-ying Fu <fu@mips.com>
6313 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6314 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6315 (mips_emit_compare): Process fixed-point modes.
6316 (mips_pad_arg_upward): Support fixed-point types.
6317 (override_options): Allow fixed-point modes in accumulators.
6318 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6319 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6320 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6321 (mips_scalar_mode_supported_p): New function to accept fixed-point
6322 modes if the width is not greater than two BITS_PER_WORD.
6323 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6324 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6325 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6326 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6327 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6329 ("IMODE"): New mode attribute.
6330 (mips-fixed.md): Include.
6331 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6333 * config/mips/mips-fixed.md: New file.
6335 2007-09-11 Ben Elliston <bje@au.ibm.com>
6337 * config/spu/spu.md: Formatting fixes.
6339 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6341 * config/dfp-bit.c (dfp_unary_func): Delete.
6342 (dfp_unary_op): Delete.
6343 (dfp_binary_op): Use decFloat functions instead of decNumber
6344 functions for binary operations.
6345 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6346 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6348 (dfp_compare_op): Use decFloat functions insteadof decNumber
6349 functions for comparisons.
6350 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6351 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6353 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6354 call to dxx_binary_op and decFloat function.
6355 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6356 calls to dxx_binary_op and decFloat function.
6357 * config/dfp-bit.h: Include decFloat header files.
6358 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6359 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6360 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6361 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6363 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6364 Jan Sjodin <jan.sjodin@amd.com>
6366 * tree-vect-analyze.c (vect_analyze_operations): Change
6367 comparison of loop iterations with threshold to less than
6368 or equal to instead of less than. Reduce
6369 min_scalar_loop_bound by one.
6370 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6371 Change prologue and epilogue iterations estimate to vf/2,
6372 when unknown at compile-time. Change versioning guard
6373 cost to taken_branch_cost. If peeling for alignment is
6374 unknown at compile-time, change peel guard costs to one
6375 taken branch and one not-taken branch per peeled loop.
6376 If peeling for alignment is known but number of scalar loop
6377 iterations is unknown at compile-time, change peel guard
6378 costs to one taken branch per peeled loop. Change the cost
6379 model equation to consider vector iterations as the loop
6380 iterations less the prologue and epilogue iterations.
6381 Change outside vector cost check to less than or equal to
6382 zero instead of equal to zero.
6383 (vect_do_peeling_for_loop_bound): Reduce
6384 min_scalar_loop_bound by one.
6385 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6386 TARG_COND_NOT_TAKEN_BRANCH_COST.
6387 * config/i386/i386.h (processor_costs): Add
6388 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6389 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6390 vec_align_load_cost, vect_unalign_load_cost,
6391 vec_store_cost, cond_taken_branch_cost,
6392 cond_not_taken_branch_cost.
6393 Define macros for x86 costs.
6394 * config/i386/i386.c:
6395 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6396 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6397 scalar_to_vec_cost, vec_align_load_cost,
6398 vect_unalign_load_cost, vec_store_cost,
6399 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6400 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6401 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6402 core2_cost, generic64_cost, generic32_cost): Set to default
6404 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6405 (x86_builtin_vectorization_cost): New.
6407 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6408 Ben Elliston <bje@au.ibm.com>
6410 * dfp.c: Include decimal128Local.h;
6411 (dfp_byte_swap): Remove.
6412 (encode_decimal32, decode_decimal32): Don't handle endianness.
6413 (encode_decimal64, decode_decimal64): Ditto.
6414 (encode_decimal128, decode_decimal128): Ditto.
6415 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6417 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6419 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6420 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6422 2007-09-10 David Daney <ddaney@avtrex.com>
6424 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6426 (memory_barrier): Rewrote as an insn that clobbers memory.
6428 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6430 * config/mips/mips.c (mips_global_pointer): Check
6431 call_really_used_regs instead of call_used_regs.
6432 (mips_save_reg_p): Likewise. Save all call-saved registers
6433 if current_function_saves_all_registers. Fix indentation.
6434 No longer treat $18 as a special case.
6435 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6437 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6439 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6440 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6441 the introductory comment.
6442 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6443 (override_options): Don't test for it.
6444 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6445 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6446 * config/mips/vr.h: As for config/mips/sde.h.
6448 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6449 Revital Eres <eres@il.ibm.com>
6451 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6452 (struct ddg): Define.
6453 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6454 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6455 * config/spu/spu.c: Include ddg.h.
6456 (TARGET_SCHED_SMS_RES_MII): Define.
6457 (spu_sms_res_mii): New function to calculate mii.
6458 * modulo-sched (res_MII): Use it.
6459 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6461 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6463 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6464 pool entries since they might hold values that must not be shared.
6466 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6469 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6470 Use 'N' operand constraint for op2.
6471 (lshr<mode>3): Ditto.
6472 (ashl<mode>3): Ditto.
6473 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6474 (vec_shr_<mode>): Ditto.
6475 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6476 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6478 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6480 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6481 Change mode macro in the last real_2expN parameter to uppercase.
6483 2007-09-10 Michael Matz <matz@suse.de>
6485 * tree-pass.h (pass_cselim): Declare new pass.
6486 * passes.c (init_optimization_passes): Link in pass_cselim.
6487 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6488 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6489 cond_store_replacement.
6490 (condstoretemp): New static variable.
6491 (cond_store_replacement): New function.
6492 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6493 tree_ssa_phiopt_worker.
6494 (struct name_to_bb): New.
6495 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6496 nt_init_block, nt_fini_block): New static functions.
6497 (seen_ssa_names, nontrap_set): New static variables.
6498 (gate_cselim, pass_cselim): Define new pass.
6499 * common.opt (ftree-cselim): New flag.
6500 * toplev.c (process_options): Set flag_tree_cselim if required.
6502 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6504 * simplify-rtx.c (simplify_relational_operation_1): For recent
6505 canonicalization, don't recurse if op1 equals both PLUS arguments.
6507 2007-09-09 David Daney <ddaney@avtrex.com>
6509 * optabs.c (expand_sync_operation): Use plus insn if minus
6511 (expand_sync_fetch_operation): Ditto.
6513 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6515 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6517 (*floatsisf2_sse_vector): Likewise.
6519 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6521 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6523 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6525 * config/i386/i386.h (ix86_tune_indices): Rename
6526 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6527 (TARGET_USE_VECTOR_CONVERTS): Updated.
6528 * config/i386/i386.c: Likewise.
6530 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6531 Nigel Stephens <nigel@mips.com>
6533 * doc/invoke.texi (Overall Options): Add .sx file extension
6534 as a synonym for .S.
6535 * cppspec.c (known_suffixes): Likewise.
6536 * gcc.c (default_compilers): Likewise.
6538 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6541 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6542 * simplify-rtx.c (simplify_relational_operation_1): Add the
6543 canonicalization from i386.h.
6544 * doc/md.texi (Canonicalization of Instructions): Document it.
6546 2007-09-09 Jan Hubicka <jh@suse.cz>
6547 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6549 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6550 (TARGET_USE_VECTOR_CONVERTS): New.
6551 * i386.md: New post-reload splitters for converting SF to DF and DF to
6553 (floatsi* expander): Special case vector conversions.
6554 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6555 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6556 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6557 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6558 Disable when doing vector converts.
6559 (floatsi<mode>2_i387): Disable when
6560 * sse.md (vec_dupv2df): Export.
6561 * i386.c (ix86_tune_features): Enable SSE conversions.
6563 2007-09-09 Richard Guenther <rguenther@suse.de>
6565 * tree-ssa-operands.c (add_virtual_operand): Only mark
6566 stores as has_volatile_ops if alias information is not available.
6568 2007-09-09 Revital Eres <eres@il.ibm.com>
6570 * doc/contrib.texi: Add myself.
6572 2007-09-09 Ira Rosen <irar@il.ibm.com>
6574 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6575 stmt_vinfo_set_outside_of_loop_cost): New functions.
6576 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6577 (vect_model_simple_cost): Call
6578 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6579 field instead of calling vect_get_cost_fields.
6580 (vect_model_store_cost, vect_model_load_cost): Likewise.
6582 2007-09-09 Revital Eres <eres@il.ibm.com>
6584 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6585 declaration to bdesc_paired_preds variable.
6586 (paired_expand_builtin): Likewise.
6588 2007-09-09 Revital Eres <eres@il.ibm.com>
6590 * dbgcnt.def (sms_sched_loop): New counter.
6591 * modulo-sched.c: Use sms_sched_loop instead of
6592 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6593 perform swing modulo scheduling on. Include dbgcnt.h.
6594 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6595 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6597 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6599 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6600 Substitute all uses with ...
6601 (MODEF): New mode iterator.
6603 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6604 from pre-regalloc define_insn_and_split splitter pattern.
6605 (*fix_trunc<mode>_i387_1): Ditto.
6606 (*fistdi2_1): Ditto.
6607 (*fist<mode>2_1): Ditto.
6608 (frndintxf2_floor): Ditto.
6609 (*fist<mode>2_floor_1): Ditto.
6610 (frndintxf2_ceil): Ditto.
6611 (*fist<mode>2_ceil_1): Ditto.
6612 (frndintxf2_trunc): Ditto.
6613 (frndintxf2_mask_pm): Ditto.
6615 (prologue): Use (const_int 0) as never generated filler insn.
6617 (sibcall_epilogue): Ditto.
6618 (eh_return_si): Ditto.
6619 (eh_return_di): Ditto.
6621 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6622 using MODEF mode iterator.
6623 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6624 using MODEF mode iterator.
6625 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6626 using MODEF mode iterator.
6627 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6628 Macroize expander using MODEF mode iterator.
6630 (zero_extendsidi2): Remove operand constraints from expander.
6631 (smuldi3_highpart): Ditto.
6632 (indirect_jump): Ditto.
6635 * config/i386/sse.md (storentv4sf): Ditto.
6636 (storentv2df): Ditto.
6637 (storentv2di): Ditto.
6639 (sse2_cvtpd2ps): Ditto.
6640 (vec_interleave_highv16qi): Ditto.
6641 (vec_interleave_lowv16qi): Ditto.
6642 (vec_interleave_highv8hi): Ditto.
6643 (vec_interleave_lowv8hi): Ditto.
6644 (vec_interleave_highv4si): Ditto.
6645 (vec_interleave_lowv4si): Ditto.
6646 (vec_interleave_highv2di): Ditto.
6647 (vec_interleave_lowv2di): Ditto.
6648 (sse2_maskmovdqu): Ditto.
6649 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6651 2007-09-09 Ira Rosen <irar@il.ibm.com>
6653 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6654 (struct _slp_tree, struct _slp_instance): Define new data structures
6655 along macros for their access.
6656 (struct _loop_vec_info): Define new fields: strided_stores,
6657 slp_instances, and slp_unrolling_factor along macros for their access.
6658 (enum slp_vect_type): New.
6659 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6661 (STMT_VINFO_STRIDED_ACCESS): New macro.
6662 (vect_free_slp_tree): Declare.
6663 (vectorizable_load): Add an argument of type slp_tree.
6664 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6665 vectorizable_assignment): Likewise.
6666 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6667 Declare (make extern).
6668 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6669 (new_loop_vec_info): Likewise.
6670 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6671 * tree-vect-analyze.c: Include recog.h.
6672 (vect_update_slp_costs_according_to_vf): New.
6673 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6674 functions. For not pure SLP stmts with strided access check that the
6675 group size is power of 2. Update the vectorization factor according to
6676 SLP. Call vect_update_slp_costs_according_to_vf.
6677 (vect_analyze_group_access): New.
6678 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6679 (vect_free_slp_tree): New functions.
6680 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6681 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6682 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6683 vect_detect_hybrid_slp): Likewise.
6684 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6685 and vect_detect_hybrid_slp.
6686 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6687 SLP costs into account.
6688 (vect_get_cost_fields): New function.
6689 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6691 (vect_model_store_cost, vect_model_load_cost): Likewise.
6692 (vect_get_constant_vectors): New function.
6693 (vect_get_slp_vect_defs, vect_get_slp_defs,
6694 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6695 vect_get_vec_defs): Likewise.
6696 (vectorizable_reduction): Don't handle SLP for now.
6697 (vectorizable_call): Don't handle SLP for now. Add argument to
6698 vect_model_simple_cost.
6699 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6700 get SLPed and vectorized defs). Fix indentation and spacing.
6701 (vectorizable_assignment): Handle SLP.
6702 (vectorizable_induction): Don't handle SLP for now.
6703 (vectorizable_operation): Likewise.
6704 (vectorizable_type_demotion): Add argument to
6705 vect_model_simple_cost.
6706 (vectorizable_type_promotion): Likewise.
6707 (vectorizable_store, vectorizable_load): Handle SLP.
6708 (vectorizable_condition): Don't handle SLP for now.
6709 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6710 no SLP transformation required for unsupported cases. Add SLP
6711 argument for supported cases.
6712 (vect_remove_stores): New function.
6713 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6714 (vect_transform_loop): Schedule SLP instances.
6715 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6717 2007-09-09 Andrew Haley <aph@redhat.com>
6719 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6722 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6724 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6725 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6726 Similar for what label_refs can go in the JUMP_TARGET field. Split
6727 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6728 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6729 REG_LABEL when replacing an operand with a LABEL_REF for a
6731 (subst_reloads): When replacing a LABEL_REG with a register,
6732 instead of generating a REG_LABEL note, assert that there already
6733 is one or that the label is a known target for the insn.
6734 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6735 note, check the JUMP_LABEL field. Remove "else" after return.
6736 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6737 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6738 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6739 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6740 insns. Iterate over all notes; don't assume there's only one.
6741 * cse.c (recorded_label_ref): Adjust comment to refer to
6743 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6744 insns, not just NONJUMP_INSN_P.
6745 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6746 isn't a jump target.
6747 * jump.c (rebuild_jump_labels): Adjust head comment.
6748 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6749 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6750 (mark_all_labels): For JUMP_P insns without a target, check if the
6751 the target is noted on the previous nonjump insn.
6752 (mark_jump_label_1): New function, guts from mark_jump_label.
6753 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6754 marking jump target labels.
6755 <case LABEL_REF>: Adjust for whether to generate a
6756 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6757 For 'E' format rtl, iterate in descending element order.
6758 (delete_related_insns): Handle both REG_LABEL_TARGET and
6759 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6760 reference count, delete and fallthrough. Move finding-next-
6761 non-deleted insn last in the function. Look at all INSN_P insns
6762 for REG_LABEL_OPERAND notes.
6763 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6765 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6766 JUMP_LABEL, output the INSN_UID of it.
6767 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6768 and/or REG_LABEL_TARGET.
6769 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6770 with jump.c copy by only adding notes for labels actually
6771 referenced in the insn.
6772 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6773 usage count increment; handle all INSN_P trial insns.
6774 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6776 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6777 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6778 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6780 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6781 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6782 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6783 on all INSN_P insns.
6784 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6785 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6786 REG_LABEL_OPERAND notes.
6787 * reload1.c (calculate_needs_all_insns): Adjust comments.
6788 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6789 * config/alpha/alpha.md (split for load of an address into a
6790 four-insn sequence on Unicos/Mk): Adjust to use
6792 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6794 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6797 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6798 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6799 FOR_BB_INSNS_SAFE instead of for loop.
6800 * cse.c (cse_extended_basic_block): Likewise.
6801 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6802 that the for loop does not invoke NEXT_INSN on a deleted insn.
6803 * function.c (instantiate_virtual_regs): Likewise.
6804 * lower-subreg.c (remove_retval_note): Likewise.
6805 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6807 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6809 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6810 insn, if it's a jump.
6811 (try_redirect_by_replacing_jump): New variable jump_p. Call
6812 tablejump_p before delete_insn_chain.
6813 * reload1.c (reload): New variable next. Make sure that the for
6814 loop does not invoke NEXT_INSN on a deleted insn.
6815 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6816 (delete_output_reload): New variable prev. Make sure the the for
6817 loops do not invoke PREV_INSN on a deleted insn.
6819 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6821 * pa/constraints.md: Remove 'X' from unused letters comment.
6823 2007-09-08 Richard Guenther <rguenther@suse.de>
6825 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6826 computed check stmt_ann->references_memory instead of counting
6829 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6831 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6832 validate_change() in one more case.
6834 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6836 PR tree-optimization/32283
6837 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6838 estimated_loop_iterations.
6839 (determine_use_iv_cost_condition): Decrease cost of expressions
6840 used in iv elimination.
6842 2007-09-08 Richard Guenther <rguenther@suse.de>
6844 * tree-cfg.c (verify_gimple_expr): Avoid building new
6845 pointer types, use TYPE_POINTER_TO if available instead.
6847 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6850 PR rtl-optimization/26449
6851 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6852 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6854 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6855 define_expand. Split insn in split1 pass.
6858 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6860 PR tree-optimization/33301
6861 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6864 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6866 PR tree-optimization/32183
6867 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6869 * tree-ssa-reassoc.c: Include cfgloop.h.
6870 (is_reassociable_op): Add a loop argument and return true only
6872 (linearize_expr): Updated.
6873 (should_break_up_subtract): Likewise.
6874 (linearize_expr_tree): Likewise.
6875 (init_reassoc): Call loop_optimizer_init with
6876 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6877 with CDI_DOMINATORS.
6878 (fini_reassoc): Call loop_optimizer_finalize.
6880 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6882 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6883 if there is no i-cache.
6885 2007-09-07 Richard Guenther <rguenther@suse.de>
6888 2007-09-06 Richard Guenther <rguenther@suse.de>
6890 PR tree-optimization/32586
6891 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6892 folding if nothing changed.
6893 (simplify_unary_expression): New function. Do tree combining
6894 on conversion like codes.
6895 (try_to_simplify): Call it.
6897 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6900 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6901 (__gthread_active,__gthread_start, __gthread_active_init): New.
6902 * gthr-posix95.h: Likewise.
6904 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6906 * function.h (struct function): Rename calls_unwind_init
6907 to saves_all_registers.
6908 (current_function_saves_all_registers): Renamed from
6909 current_function_calls_unwind_init.
6910 * reload1.c (reload): Set current_function_saves_all_registers.
6911 * except.c (expand_builtin_unwind_init): Likewise.
6912 * config/m68k/m68k.c (m68k_save_reg): Use
6913 current_function_saves_all_registers to save pic register.
6915 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6917 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6918 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6920 Reapply reverted changes:
6922 2007-09-06 Jan Hubicka <jh@suse.cz>
6924 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6927 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6929 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6930 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6932 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6934 * optabs.c (expand_float): Convert unsigned integer as signed only
6935 if it provides sufficient accuracy; add mode argument to real_2expN.
6936 (expand_fix): Fix comment typos; extend binary float into mode
6937 wider than destination for converion to unsigned integer; add mode
6938 argument to real_2expN.
6939 * real.c (real_2expN): Add mode argument to special-case decimal
6941 * real.h (real_2expN): Ditto.
6942 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6944 (fixed_from_string): Ditto.
6945 (fixed_to_decimal): Ditto.
6946 (fixed_convert_from_real): Ditto.
6947 (real_convert_from_fixed): Ditto.
6948 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6949 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6950 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6951 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6953 2007-09-07 Diego Novillo <dnovillo@google.com>
6955 * tree-flow.h (const_block_stmt_iterator): Remove.
6956 Update all users to use block_stmt_iterator.
6957 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6958 Update all users to use tree_stmt_iterator.
6960 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6962 * config/mips/mips.c (mips_set_current_function): Temporarily
6963 make this a no-op to fix bootstrap errors, pending rewrite.
6965 2007-09-07 Jan Hubicka <jh@suse.cz>
6967 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6970 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6972 PR tree-optimization/33299
6973 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6974 uses for all relevant loop-exit phis, not just the first.
6976 2007-09-07 Richard Guenther <rguenther@suse.de>
6979 * tree-ssa-operands.c (access_can_touch_variable): An access
6980 of the form (*p)[0] can touch a variable of same size.
6982 2007-09-07 Jan Hubicka <jh@suse.cz>
6984 * passes.c (init_optimization_passes): Add simple dce and addressable
6986 * tree-ssa.c (execute_update_addresses_taken): New function.
6987 (pass_update_address_taken): New.
6988 * tree-ssa-dse.c (execute_simple_dse): New function.
6989 (pass_simple_dse): New.
6990 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6992 2007-09-07 Tobias Burnus <burnus@net-b.de>
6995 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6997 2007-09-07 Richard Guenther <rguenther@suse.de>
7000 2007-09-06 Richard Guenther <rguenther@suse.de>
7002 PR tree-optimization/32586
7003 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7004 folding if nothing changed.
7005 (simplify_unary_expression): New function. Do tree combining
7006 on conversion like codes.
7007 (try_to_simplify): Call it.
7009 2007-09-07 Richard Guenther <rguenther@suse.de>
7010 Uros Bizjak <ubizjak@gmail.com>
7012 PR tree-optimization/32821
7013 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7014 NULL in the call to set_bb_stmt_list.
7016 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7018 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7019 float calls here, rather than leaving some to the caller.
7020 Use call_internal_direct and call_value_internal_direct.
7021 * config/mips/mips.md (call_internal_direct): New pattern.
7022 (call_value_internal_direct): Likewise.
7024 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7026 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7027 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7029 (override_options): Set mips_base_move_loop_invariants.
7031 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7033 * config/mips/mips.opt (mcode-readable=): Move to keep list
7036 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7038 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7039 and -mgpopt options. Adjust the -G documentation to match.
7040 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7041 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7042 function, split out from mips_classify_symbol. Return false for
7043 !TARGET_LOCAL_SDATA.
7044 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7045 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7046 (override_options): Check whether the -mgpopt setting is consistent
7047 with the other flags.
7048 (symbolic_expression_p): Delete.
7049 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7050 and default_elf_select_rtx_section.
7051 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7052 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7053 external data and TARGET_EXTERN_SDATA.
7055 2007-09-07 Tobias Burnus <burnus@net-b.de>
7058 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7060 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7062 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7063 FOR_BB_INSNS_SAFE instead of for loop.
7064 * cse.c (cse_extended_basic_block): Likewise.
7065 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7066 that the for loop does not invoke NEXT_INSN on a deleted insn.
7067 * function.c (instantiate_virtual_regs): Likewise.
7068 * lower-subreg.c (remove_retval_note): Likewise.
7069 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7071 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7073 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7074 insn, if it's a jump.
7075 (try_redirect_by_replacing_jump): New variable jump_p. Call
7076 tablejump_p before delete_insn_chain.
7077 * reload1.c (reload): New variable next. Make sure that the for
7078 loop does not invoke NEXT_INSN on a deleted insn.
7079 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7080 (delete_output_reload): New variable prev. Make sure the the for
7081 loops do not invoke PREV_INSN on a deleted insn.
7083 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7085 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7086 * cgraph.h (rebuild_cgraph_edges): Declare.
7087 * tree-pass.h (pass_expand_omp_ssa): New.
7088 * omp-low.c (find_omp_clause): Export.
7089 (copy_var_decl): Split from omp_copy_decl_2.
7090 (build_omp_barrier): Return the call to emit instead of emitting
7092 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7094 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7095 expand_omp_for_generic, expand_omp_for_static_nochunk,
7096 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7097 Adapted to work on SSA form.
7098 (execute_expand_omp): Do not invalidate dominance information.
7099 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7100 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7101 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7103 (force_gimple_operand): Allow gimplifying code expressions without
7105 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7106 * common.opt (fopenmp-ssa): New.
7107 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7108 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7109 * tree-cfg.c: Include tree-inline.h.
7110 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7111 (replace_by_duplicate_decl, replace_ssa_name,
7112 mark_virtual_ops_in_region): New functions.
7113 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7114 to work on SSA form.
7115 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7116 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7119 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7121 * tree-loop-linear.c: Include obstack.h.
7122 (linear_transform_loops): New obstack lambda_obstack.
7123 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7124 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7125 and free afterwards.
7126 * lambda.h (struct obstack): New forward declaration.
7127 (lambda_linear_expression_new): New parameter of type struct
7129 (lambda_loopnest_new): Likewise.
7130 (lambda_loopnest_transform): Likewise.
7131 (lambda_body_vector_new): Likewise.
7132 (lambda_body_vector_compute_new): Likewise.
7133 (gcc_loopnest_to_lambda_loopnest): Likewise.
7134 (lambda_loopnest_to_gcc_loopnest): Likewise.
7135 * lambda-code.c: Include obstack.h.
7136 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7138 (lambda_body_vector_new): Likewise.
7139 (lambda_linear_expression_new): Likewise.
7140 (lambda_lattice_new): Likewise.
7141 (lambda_loopnest_new): Likewise. Additionally use obstack to
7142 allocate LN_LOOPS(ret).
7143 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7144 it to lambda_lattice_new.
7145 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7146 Pass it to lambda_body_vector_new.
7147 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7148 it to lambda_lattice_new.
7149 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7150 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7151 (lambda_compute_target_space): Likewise.
7152 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7153 Pass it to lambda_lattice_compute_base and
7154 compute_nest_using_fourieer_motzkin.
7155 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7156 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7157 and lambda_lattice_compute_target_space.
7158 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7159 Pass it to lambda_linear_expression_new.
7160 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7161 to gcc_tree_to_linear_expression.
7162 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7163 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7164 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7165 Pass it to lambda_body_vector_new and
7166 lambda_body_vector_compute_new.
7167 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7168 (lambda-code.o): Likewise.
7170 2007-09-06 Chao-ying Fu <fu@mips.com>
7172 * ginclude/stdfix.h: New file.
7173 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7174 (convert.o): Add dependence on fixed-value.h.
7175 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7176 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7177 to define fixed-point constants.
7178 (c_cpp_builtins): Define fixed-point constants.
7179 * convert.c (fixed-value.h): New include.
7180 (convert_to_real): Update comment to include fixed-point.
7181 Support FIXED_POINT_TYPE.
7182 (convert_to_integer): Update comment to include fixed-point.
7183 Support FIXED_POINT_TYPE.
7184 (convert_to_complex): Support FIXED_POINT_TYPE.
7185 (convert_to_fixed): New function.
7186 * convert.h (convert_to_fixed): Declare.
7187 * genopinit.c: Add comment about $Q for only fixed-point modes.
7188 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7189 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7190 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7191 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7192 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7193 usneg_optab for fixed-point modes.
7194 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7196 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7197 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7198 unsigned saturation optabs, when type is saturating.
7199 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7200 (expand_fixed_convert): New function.
7201 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7202 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7203 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7204 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7205 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7206 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7208 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7209 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7210 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7211 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7212 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7214 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7215 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7216 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7217 fractuns, satfractuns.
7218 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7219 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7220 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7221 OTI_ssmsub_widen, OTI_usmsub_widen.
7222 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7223 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7224 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7225 umsub_widen_optab, usmsub_widen_optab): Define.
7226 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7228 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7230 (expand_fixed_convert): Declare.
7231 * expr.c (convert_move): Support the move of fixed-point modes.
7232 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7233 (categorize_ctor_elements_1): Handle FIXED_CST.
7234 (count_type_elements): Handle FIXED_POINT_TYPE.
7235 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7236 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7238 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7239 multiply and add/subtract for fixed-point types.
7240 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7241 mode, we jump to binop directly.
7242 Support FIXED_CONVERT_EXPR.
7243 (do_store_flag): Check FIXED_CST to put a constant second.
7244 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7245 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7246 (const_vector_from_tree): Support FIXED_CST.
7247 * doc/extend.texi (Fixed-Point): New node.
7248 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7249 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7250 satfract, fractuns, satfractuns): Document them.
7252 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7254 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7255 addresses into I registers.
7257 2007-09-06 Jan Hubicka <jh@suse.cz>
7258 Andreas Tobler <a.tobler@schweiz.org>
7260 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7262 (machopic_legitimize_pic_address): Likewise.
7264 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7265 Jan Hubicka <jh@suse.cz>
7267 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7268 instead of ufloat_optab->handlers directly.
7269 (floatdidf2): Likewise.
7271 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7273 * config/mips/mips.c: Include diagnostic.h.
7274 (mips_set_current_function): Check errorcount and sorrycount
7275 before generating RTL.
7277 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7280 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7281 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7282 (print_operand_reloc): Likewise.
7284 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7288 2007-09-06 Jan Hubicka <jh@suse.cz>
7290 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7293 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7295 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7296 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7298 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7300 * optabs.c (expand_float): Convert unsigned integer as signed only
7301 if it provides sufficient accuracy; add mode argument to real_2expN.
7302 (expand_fix): Fix comment typos; extend binary float into mode
7303 wider than destination for converion to unsigned integer; add mode
7304 argument to real_2expN.
7305 * real.c (real_2expN): Add mode argument to special-case decimal
7307 * real.h (real_2expN): Ditto.
7308 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7310 (fixed_from_string): Ditto.
7311 (fixed_to_decimal): Ditto.
7312 (fixed_convert_from_real): Ditto.
7313 (real_convert_from_fixed): Ditto.
7314 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7315 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7316 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7317 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7319 2007-09-06 Tom Tromey <tromey@redhat.com>
7321 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7322 * c-pch.c (c_common_read_pch): Restore current location after
7324 * tree.c (expand_location): Update.
7325 (expr_filename): Changed return type. Unified the two cases.
7326 (expr_lineno): Likewise.
7327 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7329 * toplev.c (line_table): Changed type.
7330 (general_init): Update.
7331 (realloc_for_line_map): New function.
7332 (general_init): Allocate line_table using GC.
7333 * fix-header.c (line_table): Changed type.
7334 (read_scan_file): Update.
7335 (read_scan_file): Update.
7336 * c-ppoutput.c (maybe_print_line): Update.
7337 (print_line): Update.
7338 (cb_line_change): Update.
7339 (cb_define): Update.
7340 (pp_file_change): Update.
7341 * c-opts.c (c_common_init_options): Update.
7342 (finish_options): Update.
7343 (push_command_line_include): Update.
7344 * c-lex.c (cb_line_change): Update.
7345 (cb_def_pragma): Update.
7346 (cb_define): Update.
7348 (c_lex_with_flags): Use cpp_get_token_with_location.
7349 * input.h (line_table): Changed type.
7350 (location_from_locus): New macro.
7351 * tree.h (EXPR_FILENAME): No longer an lvalue.
7352 (EXPR_LINENO): Likewise.
7353 (expr_locus, set_expr_locus): Declare separately for
7354 USE_MAPPED_LOCATION.
7355 (expr_filename, expr_lineno): Changed return type.
7356 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7357 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7358 (expand_gimple_basic_block): Likewise.
7359 * final.c (final_scan_insn): Use expanded_location.
7361 2007-09-06 Richard Guenther <rguenther@suse.de>
7363 PR tree-optimization/32586
7364 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7365 folding if nothing changed.
7366 (simplify_unary_expression): New function. Do tree combining
7367 on conversion like codes.
7368 (try_to_simplify): Call it.
7369 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7370 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7372 2007-09-06 Jan Hubicka <jh@suse.cz>
7375 * cse.c (fold_rtx): Avoid invalid sharing.
7377 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7379 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7380 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7382 2007-09-06 Revital Eres <eres@il.ibm.com>
7384 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7385 Fix offsettable memory reference for 750CL.
7387 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7389 * reload.c (find_reloads_address_1): Try to preserve original
7390 base/index regclass of operands.
7391 * regrename.c (scan_rtx_address): Likewise.
7392 (replace_oldest_value_addr): Likewise.
7394 2007-09-06 Richard Guenther <rguenther@suse.de>
7396 PR tree-optimization/33302
7397 * domwalk.c (walk_dominator_tree): The exit block is
7398 interesting even if it is not reachable.
7400 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7403 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7405 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7407 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7410 2007-09-05 Ian Lance Taylor <iant@google.com>
7412 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7414 (dump_generic_node): Likewise.
7415 * print-rtl.c (print_decl_name): Likewise.
7416 * print-tree.c (print_node_brief): Likewise.
7417 (print_node): Likewise.
7418 * Makefile.in (RTL_BASE_H): Add alias.h.
7421 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7423 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7425 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7426 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7428 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7430 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7431 (tm_defines): Define UCLIBC_DEFAULT to 1.
7432 (extra_options): Add linux.opt.
7433 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7434 (CRT_CALL_STATIC_FUNCTION): Likewise.
7435 (NO_IMPLICIT_EXTERN_C): Likewise.
7436 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7437 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7438 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7439 (ENDFILE_SPEC): Don't define.
7440 (LIB_SPEC): Likewise.
7441 (CRT_CALL_STATIC_FUNCTION): Likewise.
7442 (NO_IMPLICIT_EXTERN_C): Likewise.
7443 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7444 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7446 2007-09-06 Jan Hubicka <jh@suse.cz>
7448 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7451 2007-09-06 Jan Hubicka <jh@suse.cz>
7453 * opts.c (common_handle_option): Enable inlining functions for
7456 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7458 * builtin-attrs.def (ATTR_NONNULL_3): New.
7459 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7460 ATTR_NOTHROW_NONNULL_##FA.
7461 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7462 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7463 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7464 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7465 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7466 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7467 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7469 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7470 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7471 ATTR_FORMAT_NOTHROW_3_4): Remove.
7472 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7473 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7474 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7475 instead of ATTR_FORMAT_*_*.
7477 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7479 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7480 parts re-used for REG_FRAME_RELATED_EXPR.
7482 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7484 * optabs.c (expand_float): Convert unsigned integer as signed only
7485 if it provides sufficient accuracy; add mode argument to real_2expN.
7486 (expand_fix): Fix comment typos; extend binary float into mode
7487 wider than destination for converion to unsigned integer; add mode
7488 argument to real_2expN.
7489 * real.c (real_2expN): Add mode argument to special-case decimal
7491 * real.h (real_2expN): Ditto.
7492 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7494 (fixed_from_string): Ditto.
7495 (fixed_to_decimal): Ditto.
7496 (fixed_convert_from_real): Ditto.
7497 (real_convert_from_fixed): Ditto.
7498 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7499 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7500 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7501 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7503 2007-09-05 Ian Lance Taylor <iant@google.com>
7505 * init-regs.c (initialize_uninitialized_regs): Call
7506 emit_insn_before rather than add_insn_before.
7508 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7510 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7511 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7512 * tree-inline.h (copy_body_data): Add call_expr field.
7513 * tree-inline.c (expand_call_inline): Initialize call_expr.
7514 (copy_bb): Append anonymous inline fn arguments to arguments
7515 when inlining a CALL_EXPR_VA_ARG_PACK call.
7516 * builtins.c (expand_builtin): Issue an error if
7517 BUILT_IN_VA_ARG_PACK is seen during expand.
7518 (fold_call_expr, fold_builtin_call_array): Don't fold
7519 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7520 __builtin_va_arg_pack () call as last argument.
7521 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7522 function is __builtin_va_arg_pack (), decrease number of call
7523 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7524 * expr.c (expand_expr_real_1): Issue an error if
7525 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7526 * tree-pretty-print.c (dump_generic_node): Handle printing
7527 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7528 * doc/extend.texi (__builtin_va_arg_pack): Document.
7530 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7532 PR tree-optimization/21513
7533 * builtins.c (build_builtin_expect_predicate): New function.
7534 (fold_builtin_expect): Add argument for expected value.
7535 Distribute __builtin_expect over short-circuiting operations.
7536 Fold nested builtin_expects.
7537 (fold_builtin_2): Adjust call to fold_builtin_expect.
7539 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7542 PR tree-optimization/13756
7543 * doc/invoke.texi (Options That Control Optimization): Document
7546 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7548 * config/i386/cpuid.h: New file.
7549 * config/i386/driver-i386.c: Include cpuid.h.
7550 (describe_cache): Shrink size and line strings to 100 bytes.
7551 (detect_caches_amd): Return "" for unsupported max_ext_level.
7552 Use __cpuid function.
7553 (detect_caches_intel): Return "" for unsupported max_level.
7554 Use __cpuid function.
7555 (host_detect_local_cpu): Change feature flag variables to
7556 unsigned int. Initialize only extended feature flag variables.
7557 Use __get_cpuid_max to determine max supported cpuid level.
7558 Use __cpuid function to determine supported features. Fix
7559 calculation of family id. Remove is_amd and check signature
7560 directly. Check for Geode signature. Handle family 4 id.
7561 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7562 cpu discovery code to lower part of the function.
7563 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7564 for sub-architecture.
7565 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7566 [PROCESSOR_K8]: Add k8-sse3 architecture.
7567 [PROCESSOR_NOCONA]: Remove.
7568 [PROCESSOR_GENERIC64]: Ditto.
7569 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7570 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7571 to check for SSE and FXSAVE support.
7572 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7573 Add -minline-all-stringops.
7574 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7575 (x86_64-*-*): Ditto.
7577 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7579 * config/bfin/linux-unwind.h: New file.
7580 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7581 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7583 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7585 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7586 * stmt.c: Include alloc-pool.h.
7587 (struct case_node): Remove GTY marker.
7588 (add_case_node): New parameter case_node_pool. Use it for
7590 (expand_case): New allocation pool case_node_pool. Initialize it,
7591 pass to add_case_node and free it.
7593 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7594 David Ung <davidu@mips.com>
7595 Nigel Stephens <nigel@mips.com>
7597 Add mips16/nomips16 function attributes and -mflip-mips16 option
7598 for testing mixed-mode compilation.
7600 * config/mips/mips.opt (mflip-mips16): New.
7602 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7603 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7605 * config/mips/mips.c (mips_base_target_flags): New.
7606 (mips_base_mips16): New.
7607 (mips_base_schedule_insns): New.
7608 (mips_base_reorder_blocks_and_partition): New.
7609 (mips_base_align_loops): New.
7610 (mips_base_align_jumps): New.
7611 (mips_base_align_functions): New.
7612 (mips16_flipper): New.
7613 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7614 (TARGET_SET_CURRENT_FUNCTION): Define.
7615 (mips_mips16_type_p, mips_nomips16_type_p): New.
7616 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7617 (mips_function_ok_for_sibcall): Make it deal with functions with
7619 (mips_init_split_addresses): New, split out from override_options.
7620 (mips_init_relocs): New, split out from override_options.
7621 (was_mips16_p): New.
7622 (mips_set_mips16_mode): New, split out from override_options.
7623 (mips_set_current_function): New.
7624 (override_options): Add sorry for unsupported mips16/pic
7625 combination. Remove error for mips16/dsp combination. Save
7626 base option settings.
7627 (mips_file_start): Move mips16 mode setting output from here....
7628 (mips_output_function_prologue): ....to here.
7629 (mips_output_mi_thunk): Check for mips16 function.
7630 (build_mips16_function_stub): Don't set .mips16 here.
7631 (build_mips16_call_stub): Likewise.
7632 (mips_expand_builtin): Error in mips16 mode.
7633 (mips_use_mips16_mode_p): New.
7634 (mips_encode_section_info): Check for mips16 function, and set
7635 SYMBOL_REF_FLAGS accordingly.
7637 * doc/extend.texi (Function Attributes): Document new
7638 mips16/nomips16 attributes.
7639 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7640 (MIPS Options): Document -mflip-mips16.
7642 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7644 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7645 if we encounter TLS address in MIPS16 mode.
7646 (mips_legitimize_const_move): Check cannot_force_const_mem for
7647 the (const (plus symbol offset)) case; this forces invalid TLS
7648 address in MIPS16 mode to be caught by the above call to sorry.
7649 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7650 because that now enables emutls, which is not ABI compatible
7651 with native TLS in non-MIPS16 mode.
7653 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7655 Add target hook invoked when cfun changes.
7657 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7658 * target.h (struct gcc_target): Add set_current_function.
7659 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7660 (TARGET_INITIALIZER): Add initializer for set_current_function.
7661 * tree.h (push_struct_function): New.
7662 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7664 (set_cfun): Declare.
7665 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7667 (push_function_context_to): Use allocate_struct_function
7668 to create null context, not init_dummy_function_start. Use set_cfun.
7669 (pop_function_context_from): Use set_cfun.
7670 (in_dummy_function): New.
7671 (invoke_set_current_function_hook): New.
7673 (push_cfun, pop_cfun): Use set_cfun.
7674 (push_struct_function): New.
7675 (allocate_struct_function): Call invoke_set_current_function_hook
7677 (prepare_function_start): Don't set cfun here. Remove unused
7678 argument; fix all callers.
7679 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7680 push_struct_function.
7681 (init_function_start): Set cfun here.
7682 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7683 * omp-low.c (create_omp_child_function): Use push_struct_function
7684 and pop_cfun to save/restore state.
7685 (expand_omp_parallel): Remove unused saved_cfun variable.
7686 * cgraphunit.c (ipa_passes): Use set_cfun.
7687 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7688 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7689 * matrix-reorg.c (transform_allocation_sites): Likewise.
7690 (matrix_reorg): Use set_cfun.
7691 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7692 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7693 assignment to cfun; use set_cfun for the other.
7694 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7695 (dump_function_to_file): Use push_cfun/pop_cfun here.
7696 * c-decl.c (finish_function): Use set_cfun.
7698 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7700 * regrename.c (rerename_optimize): Use deferred rescanning and
7701 insert explicit calls to rescan insns when changed.
7703 2007-09-05 Jan Hubicka <jh@suse.cz>
7705 * optabs.c (libfunc_entry): Change optab to integer.
7706 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7707 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7708 of pointers for hashing.
7710 2007-09-05 Jan Hubicka <jh@suse.cz>
7712 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7714 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7715 * see.c (pass_see): Likewise.
7716 * tracer.c (pass_tracer): Likewise.
7717 * postreload-gcse.c (pass_gcse2): Likewise.
7718 * postreload.c (pass_postreload_cse): Likewise.
7719 * mode-switching.c (pass_mode_switching): Likewise.
7720 * modulo-sched.c (pass_sms): Likewise.
7721 * cse.c (cse_insn): Likewise.
7722 * web.c (pass_web): Likweise.
7723 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7724 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7725 * loop-init.c (pass_rtl_loop_init): Likewise.
7726 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7727 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7728 * global.c (pass_global_alloc): Likewise.
7729 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7730 pass_if_after_reload): Likewise.
7731 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7732 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7733 * regmove.c (pass_regmove): Likewise.
7734 * function.c (pass_thread_prologugues_epilogues): Likewise.
7735 * gcse.c (pass_gcse): Likewise.
7736 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7737 * lower-subreg.c (pass_lower_subreg2): Likewise.
7738 * bt-load.c (pass_branch_target_load): Likewise.
7739 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7740 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7741 * combine.c (pass_combine): Likewise.
7742 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7743 (pass_partition_blocks): Likewise.
7744 * var-tracking.c (pass_variable_track): Likewise.
7745 * reg-stack.c (pass_stack_regs_run): Likewise.
7746 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7747 * passes.c (pass_postreload): Likewise.
7748 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7749 * tree-pass.h (TODO_verify_rtl_sharing): New.
7750 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7751 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7752 TODO_set_props, TODO_df_finish, TODO_df_verify,
7753 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7755 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7757 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7758 fold_real_zero_addition_p, reorder_operands_p,
7759 div_if_zero_remainder, fold_undefer_overflow_warnings,
7760 int_binop_types_match_p, fold_convert_const_int_from_int,
7761 fold_convert_const_int_from_real,
7762 fold_convert_const_int_from_fixed,
7763 fold_convert_const_real_from_real,
7764 fold_convert_const_real_from_fixed,
7765 fold_convert_const_fixed_from_fixed,
7766 fold_convert_const_fixed_from_int,
7767 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7768 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7769 debug_fold_checksum, multiple_of_p): Constify.
7770 * tree-flow-inline.h (get_lineno): Likewise.
7771 * tree-flow.h (get_lineno): Likewise.
7772 * tree-object-size.c (compute_object_offset, addr_object_size,
7773 alloc_object_size, pass_through_call): Likewise.
7774 * tree-pretty-print.c (op_symbol, print_call_name,
7775 print_struct_decl, do_niy): Likewise.
7776 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7777 debug_fold_checksum): Likewise.
7779 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7782 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7783 note, remove the associated REG_RETVAL note.
7785 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7787 * config.gcc (powerpc*-*-*): Install
7788 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7789 * config/rs6000/spu2vmx.h: New header.
7790 * config/rs6000/si2vmx.h: New header.
7791 * config/rs6000/vec_types.h: New header.
7793 2007-09-05 Ben Elliston <bje@au.ibm.com>
7795 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7797 2007-09-05 Ben Elliston <bje@au.ibm.com>
7799 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7801 (__stdcx): Make asm volatile.
7802 (__stwcx, __stdcx): Return only 0 or 1.
7804 2007-09-05 Jan Hubicka <jh@suse.cz>
7808 2007-09-04 Jan Hubicka <jh@suse.cz>
7809 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7811 2007-09-04 Richard Guenther <rguenther@suse.de>
7812 * tree-ssa-operands.c (add_virtual_operand): Only mark
7813 stores as has_volatile_ops if alias information is not available.
7815 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7817 * config/rs6000/tramp.asm: Include config.h.
7818 Check __PIC__ or __pic__ macro instead of SHARED.
7820 PR rtl-optimization/32300
7821 * see.c (see_copy_insn): New function.
7822 (see_def_extension_not_merged, see_merge_one_use_extension,
7823 see_merge_one_def_extension): Use it. Avoid changing
7824 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7825 into sequences. Call df_insn_delete on temporary insns
7826 that won't be emitted into the insn stream.
7827 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7828 and run df_process_deferred_rescans () before run_fast_dce.
7830 PR tree-optimization/33017
7831 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7832 recurse for pure or const function calls.
7834 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7836 * c-format.c: Include alloc-pool.h.
7837 (check_format_info_main): New argument fwt_alloc. Use allocation
7838 pool instead of GC. Remove GC deallocation code.
7839 (check_format_arg): Create allocation pool, pass it to
7840 check_format_info_main and free it afterwards.
7841 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7843 2007-09-05 Ben Elliston <bje@au.ibm.com>
7845 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7846 Rename count macro arugment for clarity.
7847 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7848 (__protected_stream_set): Likewise, pass 0.
7850 2007-09-04 Jan Hubicka <jh@suse.cz>
7852 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7854 2007-09-04 Jan Hubicka <jh@suse.cz>
7856 * invoke.texi (-finline-small-functions): Document.
7857 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7858 when deciding what is inlinable.
7859 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7860 (cgraph_decide_inlining_of_small_function): Handle new flags.
7861 (cgraph_decide_inlining_incrementally): Likewise.
7862 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7863 * common.opt (finline-small-functions): New.
7864 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7866 2007-09-04 Richard Guenther <rguenther@suse.de>
7868 * tree-ssa-operands.c (add_virtual_operand): Only mark
7869 stores as has_volatile_ops if alias information is not available.
7871 2007-09-04 Andrew Haley <aph@redhat.com>
7873 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7875 2007-09-04 Andrew Haley <aph@redhat.com>
7877 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7878 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7879 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7881 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7884 * common.opt: Mention ABI version 2 in comment.
7886 2007-09-04 Jan Hubicka <jh@suse.cz>
7888 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7889 (libfunc_entry): New structure.
7890 (libfunc_hash): New hashtable.
7891 (hash_libfunc): New function.
7892 (eq_libfunc): New function.
7893 (convert_optab_libfunc): New function.
7894 (optab_libfunc): New function.
7895 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7896 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7897 expand_float, expand_fix, new_optab, new_convert_optab):
7898 Update for new libfunc API.
7899 (init_libfunc, init_integral_libfuncs,
7900 init_floating_libfuncs, init_interclass_conv_libfuncs
7901 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7902 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7903 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7904 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7905 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7906 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7907 gen_extend_conv_libfunc): New.
7908 (init_one_libfunc): Revamp for hashtables.
7909 (set_conv_libfunc): Likewise.
7910 (init_optabs): Initialize hashtable; use lazy initialization where
7912 * optabs.h (optab_handlers): Move out of GGC.
7913 (optab, convert_optab): Move out of GGC; add lazy gen info.
7914 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7915 (optab_libfunc, convert_optab_libfunc): New.
7916 * builtins.c (expand_builtin_powi): Update for new API.
7917 * expr.c (convert_move): Likewise.
7918 * expmed.c (expand_divmod): Likewise.
7920 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7922 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7923 GOT pointer only if there is a constant pool. Use the allocated space
7926 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7928 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7931 2007-09-04 Revital Eres <eres@il.ibm.com>
7932 Richard Guenther <rguenther@suse.de>
7933 R. Clint Whaley <whaley@cs.utsa.edu>
7935 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7937 * tree-tailcall.c (process_assignment): Use -fassociative-math
7938 when reodering operands of floating-point type.
7939 * fold-const.c (fold_comparison, fold_binary): Use
7940 -fassociative-math and -freciprocal-math instead of
7941 -funsafe-math-optimization flag.
7942 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7943 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7944 -freciprocal-math instead of -funsafe-math-optimizations.
7945 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7946 -fassociative-math when -ffast-math is set.
7947 (set_unsafe_math_optimizations_flags): New Function
7948 to set -freciprocal-math and -fassociative-math when
7949 -funsafe-math-optimizations is set.
7950 (common_handle_option): Call it.
7951 * tree-vectorizer.c (vect_is_simple_reduction): Use
7952 -fassociative-math when doing reduction on floats.
7953 * loop-unroll.c (analyze_insn_to_expand_var): Use
7954 -fassociative-math when expanding an accumulator of type float.
7955 * simplify-rtx.c (simplify_binary_operation_1): Use
7956 -fassociative-math and -freciprocal-math when reordeing operands
7957 of floating-point type.
7958 * combine.c (combine_simplify_rtx): Likewise.
7959 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7961 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7963 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7966 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7968 2007-09-04 Jan Hubicka <jh@suse.cz>
7970 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7972 2007-09-04 Jan Hubicka <jh@suse.cz>
7974 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7975 and corresponding MATCH_DUP.
7977 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7980 * combine.c (subst): Do not try to simplify X if it represents load
7981 of FP constant from the constant pool via float extension.
7983 2007-09-04 Ben Elliston <bje@au.ibm.com>
7985 * c-opts.c: Include "tm_p.h".
7986 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7988 2007-09-04 Richard Guenther <rguenther@suse.de>
7990 PR tree-optimization/33291
7991 * tree-pretty-print.c (dump_generic_node): Dump all
7992 qualifiers for pointer types, not only first. Dump
7993 qualifiers for aggregate types as well.
7994 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7995 use the canonical type for building ARRAY_REFs.
7996 * gimplify.c (canonicalize_addr_expr): Clean up. The
7997 correct validness check is compatibility of the pointer
7998 types. Always use the canonical type for building
7999 ARRAY_REFs and ADDR_EXPRs.
8000 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8001 change that disabled propagation of ADDR_EXPRs into statements
8004 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8006 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8007 (umulsi3_highpart): Make into expanders; existing insns are
8008 now named *[insn]_nov6. Add stars to existing [insn]_v6
8009 counterparts' names.
8011 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8013 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8014 (unprotoize.o): Remove SHLIB_MULTILIB.
8016 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8018 * doc/extend.texi: Document progmem attribute for AVR.
8020 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8023 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8025 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8027 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8030 * optabs.c: Remove unnecessary forward declarations.
8031 (expand_unop_direct): New, broken out of expand_unop.
8032 (expand_doubleword_clz): New.
8033 (expand_ctz): Move above expand_ffs. Use
8034 start_sequence, end_sequence, add_equal_note, and
8035 expand_unop_direct. Add more commentary.
8036 (expand_ffs): Try both ctz optab and expand_ctz.
8037 Generate a test and branch if the hardware doesn't give us
8038 a useful value for input zero. Style improvements similar to
8041 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8043 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8045 * config.gcc: Delete stanza for arm-semi-aof and
8046 armel-semi-aof targets.
8047 * config/arm/arm-protos.h
8049 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8050 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8051 delete aof_pic_label and remove mention of AOF in comments.
8052 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8054 * config/arm/semiaof.h
8055 * config/arm/t-semi: Delete file.
8057 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8059 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8060 CONST_CAST_BB): New macros for type-specific casts.
8061 (CONST_CAST): Add a TYPE parameter and define it in terms of
8064 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8065 * c-lex.c (cb_ident, lex_string): Likewise,
8066 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8067 * config/i386/i386.c (ix86_function_regparm,
8068 ix86_function_sseregparm): Use CONST_CAST_TREE.
8069 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8071 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8072 give_switch, set_multilib_dir): Likewise,
8073 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8074 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8075 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8076 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8077 * prefix.c (update_path): Likewise,
8078 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8079 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8080 * tree-cfg.c (tree_can_merge_blocks_p,
8081 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8082 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8083 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8084 (attribute_list_contained): Use CONST_CAST_TREE.
8086 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8088 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8090 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8093 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8094 before forcing them into a register.
8096 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8098 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8099 rather than define_code_macro.
8101 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8103 * gcc.c (xputenv): New function.
8104 (putenv_from_prefixes): Use xputenv instead of putenv.
8105 (process_command): Use xputenv instead of putenv.
8106 (set_collect_gcc_options): Use xputenv instead of putenv.
8107 (main): Use xputenv instead of putenv.
8109 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8111 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8112 availability of swap instruction.
8113 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8115 2007-09-03 Revital Eres <eres@il.ibm.com>
8117 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8120 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8121 Ayal Zaks <zaks@il.ibm.com>
8122 Revital Eres <eres@il.ibm.com>
8124 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8125 compute_split_row): New functions.
8126 (ps_unschedule_node): Remove.
8127 (normalize_sched_times): Iterate over the already scheduled
8128 insns instead of the number of nodes.
8129 (MAX_SPLIT_NUM): New definition.
8130 (sms_schedule_by_order): Change the scheduling heuristic to
8131 avoid useless increases of initiation interval ii.
8132 (get_sched_window): Add dump printouts.
8134 2007-09-02 David Daney <ddaney@avtrex.com>
8136 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8137 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8138 (optab, insn): Add more attributes.
8139 (fetchop_bit): New code macro.
8140 (immediate_insn): New code macro attribute.
8141 (sync): Change condition to ISA_HAS_SYNC.
8142 (rdhwr): Change predicate for operand 0 to register_operand.
8143 (memory_barrier): New expand.
8144 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8145 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8146 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8147 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8148 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8149 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8150 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8151 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8152 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8154 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8155 Hans-Peter Nilsson <hp@axis.com>
8157 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8158 Defined to describe availability and behavior of CLZ.
8159 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8160 * config/cris/cris.opt: Tweak comment for "-metrax4".
8161 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8162 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8163 (count_leading_zeros): Define.
8165 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8167 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8169 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8173 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8176 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8178 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8179 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8180 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8181 sched-deps.c, sched-int.h, system.h, target.h,
8182 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8183 tree.def: Fix comment typos.
8185 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8187 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8188 (override_options): Turn on -mstrict-align on non-ColdFire
8190 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8192 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8194 * c-common.c (const_strip_array_types): Delete.
8195 * c-common.h (const_strip_array_types): Likewise.
8196 * emit-rtl.c (const_next_insn, const_previous_insn,
8197 const_next_nonnote_insn, const_prev_nonnote_insn,
8198 const_next_real_insn, const_prev_real_insn,
8199 const_next_active_insn, const_prev_active_insn, const_next_label,
8200 const_prev_label): Delete.
8201 * gimple-low.c (block_may_fallthru): Use expr_last.
8202 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8203 * rtl.h (const_previous_insn, const_next_insn,
8204 const_prev_nonnote_insn, const_next_nonnote_insn,
8205 const_prev_real_insn, const_next_real_insn,
8206 const_prev_active_insn, const_next_active_insn, const_prev_label,
8207 const_next_label): Delete.
8208 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8209 * system.h (CONST_CAST): Update comment.
8210 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8211 (const_first_stmt, const_last_stmt): Delete.
8212 (tree_block_ends_with_condjump_p): Use last_stmt.
8213 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8214 * tree-iterator.c (const_expr_first, const_expr_last,
8215 const_expr_only): Delete.
8216 * tree.c (const_lookup_attribute): Likewise.
8217 (attribute_list_contained): Use lookup_attribute.
8218 * tree.h (const_lookup_attribute, const_expr_first,
8219 const_expr_last, const_expr_only): Delete.
8221 2007-09-01 Richard Guenther <rguenther@suse.de>
8223 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8224 instead of TREE_THIS_VOLATILE.
8225 * tree-ssa-operands.c (add_virtual_operand): Do not set
8226 has_volatile_ops. Do not check s_ann for NULL.
8227 (get_indirect_ref_operands): Likewise.
8228 (get_expr_operands): Likewise. For all reference trees
8229 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8230 check base of reference for TREE_THIS_VOLATILE.
8232 2007-09-01 Richard Guenther <rguenther@suse.de>
8234 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8235 between integral types. Also allow conversions between
8238 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8240 * optabs.c (prepare_float_lib_cmp): Use
8241 libgcc_cmp_return_mode instead of word_mode.
8242 * config/dfp-bit.h: Likewise.
8243 * config/fp-bit.h: Likewise.
8244 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8246 (spu_libgcc_shift_count_mode): New function.
8247 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8248 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8250 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8252 * tree-pretty-print.c: Include output.h.
8253 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8254 HOST_WIDE_INT_PRINT_DEC.
8255 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8257 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8259 PR rtl-optimization/33224
8260 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8261 to the analysed region.
8263 2007-08-31 Richard Guenther <rguenther@suse.de>
8265 * function.c (allocate_struct_function): Do not set
8266 current_function_returns_pointer.
8267 * function.h (struct var_refs_queue): Remove.
8268 (struct simple_obstack_stack): Likewise.
8269 (struct function): Remove fixup_var_refs_queue member.
8270 Remove returns_pointer flag.
8271 (current_function_returns_pointer): Remove define.
8273 2007-08-31 Nick Clifton <nickc@redhat.com>
8275 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8276 secondary keys in order to obtain a stable sort.
8278 2007-08-31 Nick Clifton <nickc@redhat.com>
8281 * config/m32r/constraints.md: Add W constraint for integer zero.
8282 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8283 Fix length calculation by using alternatives.
8285 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8287 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8288 split out from expand_binop.
8289 (avoid_expensive_constant): New function.
8290 (expand_binop_directly): Remove commutative_op argument and
8291 (expand_binop_directly): Remove commutative_op argument and
8292 call cummutative_optab_p instead. Do not change op0 or op1
8293 when swapping xop0 and xop1. Apply avoid_expensive_constant
8294 to each argument after potential swapping. Enforce the
8295 canonical order of commutative operands.
8296 (expand_binop): Use shift_optab_p and commutative_optab_p.
8297 Update the calls to expand_binop_directly. Only force constants
8298 into registers when widening an operation. Only swap operands
8299 once a direct expansion has been rejected.
8300 (expand_twoval_binop): Only force constants into registers when
8301 using a direct expansion.
8303 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8305 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8306 (sched_analyze_insn): Don't postprocess speculative dependencies when
8307 target has no scheduling.
8308 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8309 'uninitialized' warning.
8311 2007-08-31 Richard Guenther <rguenther@suse.de>
8313 * tree.c (build_complex_type): Always set TYPE_NAME for
8316 2007-08-31 Olivier Hainque <hainque@adacore.com>
8318 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8319 internal macro. Default alignment factor for csect directives, chosen
8320 to match what BIGGEST_ALIGNMENT allows.
8321 (DATA_SECTION_ASM_OP): Use it.
8322 * config/rs6000/rs6000.c
8323 (rs6000_xcoff_output_readonly_section_asm_op):
8324 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8325 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8327 2007-08-31 Olivier Hainque <hainque@adacore.com>
8329 * dbxout.c (dbxout_block): Move declaration within the first
8330 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8331 block to include the definition, together with the associated
8334 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8335 Revital Eres <eres@il.ibm.com>
8337 * doc/invoke.texi (-mpaired): Document flag.
8338 * config.gcc: Include paired.h in powerpc extra_headers and
8339 750cl.h in powerpc-*-linux*paired*.
8340 * config/rs6000/rs6000.opt (-mpaired): New flag.
8341 * config/rs6000/rs6000.c (paired_init_builtins,
8342 paired_expand_builtin, paired_expand_lv_builtin,
8343 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8344 New functions to support the paired single builtin functions.
8345 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8346 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8348 (bdesc_paired_preds): New structure for paired predicate
8350 (rs6000_expand_builtin): Expand paired single builtins.
8351 (rs6000_init_builtins): Init paired single builtins.
8352 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8353 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8354 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8355 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8356 (rs6000_vector_mode_supported_p): Support paired vector mode.
8357 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8358 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8360 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8361 (DATA_ALIGNMENT): Likewise.
8362 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8363 (rs6000_builtins): Add PAIRED builtins.
8364 * config/rs6000/rs6000.md: Include paired.md.
8365 * config/rs6000/paired.h: New.
8366 * config/rs6000/paired.md: New.
8367 * config/rs6000/750cl.h: New.
8368 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8370 2007-08-30 Ollie Wild <aaw@google.com>
8372 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8373 * gcc.c (default_compilers): Add -fno-directives-only to
8374 @assembler-with-cpp.
8376 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8380 * regclass.c (initial_fixed_regs): Revert previous change and make
8382 (initial_call_used_regs): Likewise.
8383 (initial_call_really_used_regs): Delete, reverting previous addition.
8384 (initial_reg_names): Likewise.
8385 (init_reg_sets): Revert previous change.
8386 (saved_fixed_regs): New.
8387 (saved_call_used_regs): New.
8388 (saved_call_really_used_regs): New.
8389 (saved_reg_names): New.
8390 (save_register_info): New.
8391 (restore_register_info): New.
8392 (init_reg_sets_1): Replace reset of register info with call to
8393 restore_register_info.
8394 * rtl.h (save_register_info): Declare.
8395 * toplev.c (backend_init): Call save_register_info.
8397 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8399 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8400 from the original statement.
8402 2007-08-30 Chao-ying Fu <fu@mips.com>
8404 * c-lex.c (interpret_fixed): Declare.
8405 (interpret_float): Process _Fract and _Accum.
8406 (interpret_fixed): New function.
8407 * final.c (output_addr_const): Process CONST_FIXED.
8408 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8409 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8411 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8413 (simplify_immed_subreg): Support CONST_FIXED.
8414 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8415 (simplify_subreg): Support CONST_FIXED.
8417 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8419 * config/rs6000/ppu_intrinsics.h: New file.
8420 * config.gcc (powerpc*-*-* <extra_headers>): Install
8423 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8425 * cfg.c (dump_flow_info): Change to also print entry and exit
8427 * print-rtl.c (print_rtl_single): Allow to print rtl with
8430 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8432 * df-core.h (df_dump_region): New function.
8433 * df.h (df_dump_region): New function.
8434 * loop-invariant.c (find_defs): Add call to df_dump_region.
8435 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8438 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8441 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8442 true if any of the compare_section_name calls returned true,
8443 rather than if any returned false.
8445 2007-08-30 Richard Guenther <rguenther@suse.de>
8447 PR tree-optimization/33199
8448 * tree-ssa-structalias.c (handle_lhs_call): New function.
8449 (find_func_aliases): In non-IPA mode make sure that for
8450 calls that return a pointer we add a constraint for the
8451 result to point to anything.
8453 2007-08-30 Richard Guenther <rguenther@suse.de>
8455 * doc/invoke.texi (-mveclibabi): Document new target option.
8456 * config/i386/i386.opt (-mveclibabi): New target option.
8457 * config/i386/i386.c (ix86_veclib_handler): Handler for
8458 vectorization library support.
8459 (override_options): Handle the -mveclibabi option, initialize
8460 the vectorization library handler.
8461 (ix86_builtin_vectorized_function): As fallback call the
8462 vectorization library handler, if set.
8463 (ix86_veclibabi_acml): New static function for ACML ABI style
8464 vectorization support.
8466 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8468 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8469 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8470 SImode and update m. Don't run gen_lowpart_common on arbitrary
8471 memory address, force it to register first.
8474 * dce.c (dce_process_block): Don't delete setters of
8475 artificially used registers.
8477 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8479 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8480 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8481 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8483 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8485 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8487 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8488 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8490 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8492 * system.h: Activate -Wcast-qual as warning-only.
8494 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8497 * config/rs6000/rs6000.c (compare_section_name): New function.
8498 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8501 2007-08-29 Olivier Hainque <hainque@adacore.com>
8503 * xcoffout.c: #include debug.h.
8504 * Makefile.in (xcoffout.o): Add debug.h dependency.
8506 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8508 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8509 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8511 2007-08-29 Richard Guenther <rguenther@suse.de>
8513 * tree-pretty-print.c (dump_generic_node): Print
8514 label DECL_UID as D.%u.
8515 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8517 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8519 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8520 * builtins.def (BUILT_IN_REALLOC): New builtin.
8522 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8525 * tree.c (build_type_attribute_qual_variant): Set canonical types
8526 on the final, unqualified attribute variant before building the
8529 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8531 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8532 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8534 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8537 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8538 * config/bfin/bfin.md (composev2hi): Put operands into vector
8541 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8543 * config/bfin/bfin.md (composev2hi): Put operands into vector
8546 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8548 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8549 attribute when appropriate.
8550 (bfin_handle_l1_text_attribute): New.
8551 (bfin_handle_l1_data_attribute): New.
8552 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8553 l1_data_A and l1_data_B.
8554 * doc/extend.texi (node Function Attributes): Document l1_text
8556 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8557 l1_data_A and l1_data_B variable attributes.
8559 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8561 * config/bfin/bfin.opt (minline-plt): Add.
8562 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8563 call to global functions.
8564 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8565 (Blackfin Options): Document -minline-plt.
8567 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8569 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8570 given a non-function.
8571 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8573 2007-08-28 DJ Delorie <dj@redhat.com>
8575 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8577 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8579 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8581 2007-08-28 Richard Guenther <rguenther@suse.de>
8583 * tree.h (struct tree_function_decl): Increase size of
8584 function_code bitfield.
8586 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8587 Kazu Hirata <kazu@codesourcery.com>
8589 * config/m68k/linux.h
8590 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8591 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8592 (m68k_return_in_memory): New.
8593 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8596 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8599 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8600 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8601 operand) when top VEC_SELECT extracts scalar element.
8602 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8603 (*vec_extract_v4sf_mem): Ditto.
8605 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8608 * passes.c (init_optimization_passes): Move pass_df_finish
8609 after pass_postreload sublist.
8611 PR rtl-optimization/33148
8612 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8613 (neg (lt X 0)) if X has scalar int mode.
8616 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8617 initializer, use build_vector_from_ctor if possible to create
8618 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8619 even after this, return NULL.
8621 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8623 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8625 2007-08-28 Richard Guenther <rguenther@suse.de>
8627 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8628 (struct tree_function_decl): Make function_code a bitfield.
8629 Add disregard_inline_limits flag.
8630 * cgraphunit.c (cgraph_process_new_functions): Check
8631 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8632 (cgraph_preserve_function_body_p): Likewise.
8633 * ipa-inline.c (compute_inline_parameters): Likewise.
8634 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8635 for GNU C extern inline functions.
8636 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8637 * tree-inline.c (disregard_inline_limits_p): Remove.
8638 * tree-inline.h (disregard_inline_limits_p): Likewise.
8639 * c-common.c (handle_always_inline_attribute): Set
8640 DECL_DISREGARD_INLINE_LIMITS.
8641 * langhooks.c (add_builtin_function): Verify the function code
8642 fits in the bitfield.
8644 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8645 Vladimir Yanovsky <yanov@il.ibm.com>
8646 Revital Eres <eres@il.ibm.com>
8647 Andrey Belevantsev <abel@ispras.ru>
8649 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8651 * modulo-sched.c: Add documentation regarding do-loop.
8652 (doloop_register_get): Change number of arguments to support
8653 the new do-loop pattern and check whether COUNT_REG has no other
8654 occurences in the loop besides in the control part.
8655 (duplicate_insns_of_cycles): Do not duplicate the insn which
8656 changes count_reg as it is already adjusted.
8657 (generate_prolog_epilog): New argument to support the new
8658 do-loop pattern. Change the subtract instruction to use
8659 expand_simple_binop. Call duplicate_insns_of_cycles with new
8661 (sms_schedule): Call doloop_register_get and
8662 generate_prolog_epilog with new argument. Do not handle loops
8663 with single sets insns with subreg in their lhs.
8664 * loop-doloop.c (doloop_optimize): Support for another do-loop
8666 (doloop_condition_get): Gets an instruction instead of a pattern
8667 and change the return condition when the do-loop pattern is
8669 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8670 deps when considering to not create edges.
8672 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8674 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8677 2007-08-27 Jason Merrill <jason@redhat.com>
8680 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8681 zero-sized types after calling gimplify_modify_expr_rhs.
8683 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8685 * regclass.c (init_reg_autoinc): Fix typo.
8687 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8689 Fix PR tree-optimization/33173
8690 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8692 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8695 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8696 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8699 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8700 David Ung <davidu@mips.com>
8701 Nigel Stephens <nigel@mips.com>
8703 Separate target-specific initialization from general
8704 back-end initialization.
8706 * toplev.c (init_alignments): New, split out from...
8707 (process_options): ...here.
8708 (backend_init_target): New, split out from...
8709 (backend_init): ...here.
8710 (lang_dependent_init_target): New, split out from...
8711 (lang_dependent_init): ...here.
8712 (target_reinit): New.
8713 * toplev.h (target_reinit): Declare.
8714 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8715 now can be called more than once. Update comments.
8716 * expr.h (init_expr_target): Likewise.
8717 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8718 now can be called more than once. Explicitly zero
8719 static_reg_base_value.
8720 * emit-rtl.c (init_emit_regs): New, split out from...
8721 (init_emit_once): Here.
8722 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8723 non-const, so that changes from command-line arguments can overwrite
8724 values provided by the static initializers.
8725 (initial_call_really_used_regs): New, used similarly to the above.
8726 (initial_reg_names): Likewise.
8727 (last_mode_for_init_move_cost): Promoted function-local static to
8728 file-scope static to make it accessible outside init_move_cost.
8729 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8730 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8731 reg_names since it is needed for parsing command-line options.
8732 (init_move_cost): Use last_mode_for_init_move_cost instead of
8733 function-local static.
8734 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8735 call_really_used_regs now. Reinitialize reg_names. Also
8736 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8737 reg_class_superunion. Clear losing_caller_save_reg_set.
8738 Preserve global registers if called more than once. Reset
8739 move cost, may_move_in_cost, may_move_out_cost, and
8740 last_mode_for_init_move_cost.
8741 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8742 can now be invoked more than once. Update comments.
8743 (init_regs): Update comments.
8744 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8745 and initial_call_really_used_regs, instead of the non-initial
8746 variables. This allows us to save the command-line register settings
8747 after target reinitialization.
8748 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8749 * rtl.h (init_emit_regs): Declare.
8750 (init_reg_modes_target, init_alias_target): Renamed as described
8752 * reload1.c (init_reload): Update comments.
8753 * optabs.c (init_optabs): Likewise.
8754 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8756 2007-08-26 Chao-ying Fu <fu@mips.com>
8758 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8761 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8763 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8765 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8767 * bb-reorder.c (copy_bb_p): Likewise.
8768 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8769 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8770 block_ends_with_condjump_p): Likewise.
8771 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8772 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8773 block_ends_with_condjump_p): Likewise.
8774 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8775 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8776 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8777 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8778 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8779 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8780 debug_true_const_tree instad of debug_true_tree.
8781 * debug.c (do_nothing_debug_hooks): Likewise.
8782 * debug.h (ignore_block, debug_true_const_tree): Constify.
8783 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8784 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8785 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8786 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8787 dbx_reg_number, is_based_loc, field_type,
8788 simple_type_align_in_bits, simple_decl_align_in_bits,
8789 simple_type_size_in_bits, field_byte_offset, insert_float,
8790 type_tag, member_declared_type, is_redundant_typedef,
8791 secname_for_decl, is_inlined_entry_point): Likewise.
8792 * emit-rtl.c (const_next_insn, const_previous_insn,
8793 const_next_nonnote_insn, const_prev_nonnote_insn,
8794 const_next_real_insn, const_prev_real_insn,
8795 const_next_active_insn, const_prev_active_insn, const_next_label,
8796 const_prev_label): Likewise.
8797 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8799 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8800 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8801 sched_insn_is_legitimate_for_speculation_p): Likewise.
8802 * jump.c (reversed_comparison_code_parts,
8803 reversed_comparison_code, reversed_comparison, condjump_label):
8805 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8806 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8808 * rtl.h (const_previous_insn, const_next_insn,
8809 const_prev_nonnote_insn, const_next_nonnote_insn,
8810 const_prev_real_insn, const_next_real_insn,
8811 const_prev_active_insn, const_next_active_insn, const_prev_label,
8812 const_next_label, modified_between_p, modified_in_p,
8813 const_note_storeskeep_with_call_p, condjump_label,
8814 reversed_comparison, reversed_comparison_code,
8815 reversed_comparison_code_parts, memory_modified_in_insn_p,
8816 stack_regs_mentioned): Likewise.
8817 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8818 keep_with_call_p): Likewise.
8819 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8820 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8821 sd_lists_size, sd_lists_empty_p): Likewise.
8822 * sched-int.h (sched_insns_conditions_mutex_p,
8823 haifa_classify_insn, no_real_insns_p,
8824 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8825 sd_lists_size, sd_lists_empty_p): Likewise.
8826 * sdbout.c (sdb_debug_hooks): Likewise.
8827 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8828 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8829 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8831 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8832 tree_can_throw_internal): Likewise.
8833 * tree-flow-inline.h (phi_nodes): Likewise.
8834 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8835 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8836 * tree-gimple.c (const_get_call_expr_in): Likewise.
8837 * tree-gimple.h (const_get_call_expr_in): Likewise.
8838 * tree.c (const_lookup_attribute, attribute_list_equal,
8839 attribute_list_contained): Likewise.
8840 * tree.h (attribute_list_equal, attribute_list_contained,
8841 const_lookup_attribute): Likewise.
8842 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8844 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8846 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8847 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8849 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8852 * config/alpha/constraints.md: Delete "svn:mime-type" property
8853 with svn propdel "svn:mime-type".
8855 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8858 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8859 non NOTE insn doesn't cross basic block.
8860 (noce_try_abs): Likewise.
8861 (noce_process_if_block): Likewise.
8863 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8866 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8867 operand without auto-inc-dec.
8868 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8869 offsettable_mem_operand.
8870 (floatunssidf2_internal): Same.
8871 (fix_truncdfsi2_internal): Same.
8872 (floatsidf_ppc64): Same.
8873 (floatunssidf_ppc64): Same.
8874 (fix_trunctfsi2_internal): Same.
8876 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8879 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8880 pass defines needed for version.c.
8882 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8884 * configure.ac (--debug-prefix-map check): Change assembler
8885 version presumed to have feature to 2.18.
8886 * configure: Regenerate.
8888 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8890 * c-common.c (vector_types_convertible_p,
8891 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8892 self_promoting_args_p): Constify.
8893 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8894 c_promoting_integer_type_p, self_promoting_args_p,
8895 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8896 * c-decl.c (anon_aggr_type_p): Likewise.
8897 * * c-dump.c (dump_stmt): Likewise.
8898 * c-objc-common.c (has_c_linkage): Likewise.
8899 * c-tree.h (same_translation_unit_p): Likewise.
8900 * c-typeck.c (null_pointer_constant_p,
8901 tagged_types_tu_compatible_p, function_types_compatible_p,
8902 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8903 comptypes_internal, struct tagged_tu_seen_cache,
8904 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8905 c_size_in_bytes): Likewise.
8906 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8907 hash_ptr, eq_ptr): Likewise.
8908 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8909 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8910 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8911 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8913 * optabs.c (optab_for_tree_code): Likewise.
8914 * optabs.h (optab_for_tree_code): Likewise.
8915 * rtl.h (simplify_rtx): Likewise.
8916 * simplify-rtx.c (simplify_rtx): Likewise.
8917 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8918 dump_flag, dump_node): Likewise.
8919 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8920 queue_and_dump_type, dump_flag): Likewise.
8921 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8922 * tree-pass.h (dump_node): Likewise.
8923 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8924 supportable_narrowing_operation): Likewise.
8925 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8926 supportable_narrowing_operation): Likewise.
8927 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8928 is_negative_overflow_infinity, is_positive_overflow_infinity,
8929 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8930 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8931 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8932 ssa_name_nonzero_p, fp_predicate): Likewise.
8933 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8934 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8935 ssa_name_nonnegative_p): Likewise.
8937 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8939 * config.gcc : Add x86_64-elf target.
8941 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8943 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8945 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8946 Nigel Stephens <nigel@mips.com>
8950 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8951 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8952 * expr.c (SET_BY_PIECES_P): Define.
8953 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8954 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8955 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8957 * expr.h (SET_RATIO): Define.
8958 (can_store_by_pieces, store_by_pieces): Update prototypes.
8959 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8960 can_store_by_pieces/store_by_pieces.
8961 (expand_builtin_memcpy_args): Likewise.
8962 (expand_builtin_strncpy): Likewise.
8963 (expand_builtin_memset_args): Likewise. Also remove special case
8964 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8965 decide what to do instead.
8966 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8967 to can_store_by_pieces.
8969 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8970 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8972 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8973 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8974 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8975 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8976 (STORE_BY_PIECES_P): Define.
8978 2007-08-24 Tom Tromey <tromey@redhat.com>
8980 * varpool.c (varpool_last_needed_node): Fix comment typo.
8981 * c-decl.c (duplicate_decls): Fix comment typo.
8982 (clone_underlying_type): Update comment.
8984 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8986 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8987 alpha_in_small_data_p, alpha_split_complex_arg,
8988 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8990 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8991 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8993 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8994 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8995 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8996 * config/darwin.c (darwin_binds_local_p): Likewise.
8997 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8999 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9000 i386_pe_valid_dllimport_attribute_p): Likewise.
9001 * config/i386/i386.c (ix86_function_regparm,
9002 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9003 x86_can_output_mi_thunk, ix86_mangle_type,
9004 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9005 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9006 i386_pe_binds_local_p): Likewise.
9007 * config/ia64/ia64.c
9008 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9009 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9010 ia64_invalid_conversion, ia64_invalid_unary_op,
9011 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9013 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9014 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9015 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9016 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9017 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9018 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9019 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9020 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9021 * config/pa/pa.c (pa_commutative_p): Likewise.
9022 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9024 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9025 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9026 rs6000_use_blocks_for_constant_p,
9027 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9028 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9029 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9030 * config/s390/s390.c (s390_mangle_type,
9031 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9033 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9034 th_in_small_data_p): Likewise.
9035 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9036 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9038 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9039 sparc_mangle_type): Likewise.
9040 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9041 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9042 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9044 * hooks.c (hook_bool_mode_const_rtx_false,
9045 hook_bool_mode_const_rtx_true,
9046 hook_bool_const_tree_hwi_hwi_const_tree_false,
9047 hook_bool_const_tree_hwi_hwi_const_tree_true,
9048 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9049 hook_constcharptr_const_tree_null,
9050 hook_constcharptr_const_rtx_null,
9051 hook_constcharptr_const_tree_const_tree_null,
9052 hook_constcharptr_int_const_tree_null,
9053 hook_constcharptr_int_const_tree_const_tree_null): New.
9054 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9055 hook_bool_tree_hwi_hwi_tree_false,
9056 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9057 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9058 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9059 hook_constcharptr_int_tree_null,
9060 hook_constcharptr_int_tree_tree_null): Delete.
9061 (default_can_output_mi_thunk_no_vcall): Constify.
9062 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9063 hook_bool_tree_hwi_hwi_tree_false,
9064 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9065 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9066 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9067 hook_constcharptr_int_tree_null,
9068 hook_constcharptr_int_tree_tree_null): Delete.
9069 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9070 hook_bool_const_tree_hwi_hwi_const_tree_false,
9071 hook_bool_const_tree_hwi_hwi_const_tree_true,
9072 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9073 hook_constcharptr_const_tree_null,
9074 hook_constcharptr_const_rtx_null,
9075 hook_constcharptr_const_tree_const_tree_null,
9076 hook_constcharptr_int_const_tree_null,
9077 hook_constcharptr_int_const_tree_const_tree_null): New.
9078 (default_can_output_mi_thunk_no_vcall): Constify.
9079 * integrate.c (function_attribute_inlinable_p): Likewise.
9080 * integrate.h (function_attribute_inlinable_p): Likewise.
9081 * jump.c (rtx_renumbered_equal_p): Likewise.
9082 * output.h (decl_readonly_section, categorize_decl_for_section,
9083 default_use_anchors_for_symbol_p, default_binds_local_p,
9084 default_binds_local_p_1): Likewise.
9085 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9087 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9088 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9089 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9090 TARGET_COMP_TYPE_ATTRIBUTES,
9091 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9092 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9093 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9094 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9095 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9096 * target.h (can_output_mi_thunk, needs_block_p,
9097 first_cycle_multipass_dfa_lookahead_guard_spec,
9098 vector_alignment_reachable, comp_type_attributes,
9099 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9100 commutative_p, use_blocks_for_constant_p,
9101 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9102 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9103 invalid_within_doloop, valid_dllimport_attribute_p,
9104 split_complex_arg, invalid_arg_for_unprototyped_fn,
9105 invalid_conversion, invalid_unary_op, invalid_binary_op):
9107 * targhooks.c (default_invalid_within_doloop,
9108 hook_invalid_arg_for_unprototyped_fn,
9109 default_builtin_vector_alignment_reachable): Likewise.
9110 (hook_bool_rtx_commutative_p): Delete.
9111 (hook_bool_const_rtx_commutative_p): New.
9112 * targhooks.h (default_invalid_within_doloop,
9113 default_builtin_vector_alignment_reachable,
9114 hook_invalid_arg_for_unprototyped_fn): Constify.
9115 (hook_bool_rtx_commutative_p): Delete.
9116 (hook_bool_const_rtx_commutative_p): New.
9117 * varasm.c (bss_initializer_p, decl_default_tls_model,
9118 categorize_decl_for_section, decl_readonly_section,
9119 default_use_anchors_for_symbol_p, default_binds_local_p,
9120 default_binds_local_p_1): Constify.
9122 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9124 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9125 __NO_BUILTIN if -fno-builtin.
9127 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9129 * config/bfin/bfin.c (print_operand): Report error instead of
9130 ICE for wrong operand.
9132 2007-08-24 Michael Matz <matz@suse.de>
9134 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9136 2007-08-24 Richard Guenther <rguenther@suse.de>
9139 * tree-ssa.c (useless_type_conversion_p): Split into a
9140 recursive and a non-recursive part.
9141 (useless_type_conversion_p_1): New function.
9142 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9143 from maybe_fold_offset_to_reference is trivially convertible
9144 to the desired type before doing the simplification.
9146 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9148 * expr.c (store_expr): Optimize initialization of an array
9150 * expr.h (builtin_strncpy_read_str): New prototype.
9151 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9154 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9157 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9158 field when initializing if_info structure.
9160 2007-08-24 Richard Guenther <rguenther@suse.de>
9162 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9164 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9165 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9166 * tree-inline.c (inlinable_function_p): Fold in common parts of
9167 the cannot_inline_tree_fn langhook.
9168 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9169 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9170 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9171 cannot_inline_tree_fn langhook.
9172 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9173 cannot_inline_tree_fn member.
9175 2007-08-24 Richard Guenther <rguenther@suse.de>
9177 * expr.c (get_inner_reference): Do computation of bitoffset
9178 from offset in a way we can detect overflow reliably.
9180 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9182 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9184 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9186 * config/bfin/bfin.opt (mfast-fp): Add.
9187 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9188 libbffastfp override libgcc if -mfast-fp.
9189 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9190 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9191 (Blackfin Options): Document -mfast-fp.
9193 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9195 PR tree-optimization/32573
9197 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9198 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9199 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9200 (build_classic_dist_vector): Return false rather than true if
9201 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9202 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9203 returned false. Don't call save_dist_v before calling
9204 build_classic_dist_vector_1.
9205 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9206 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9207 DDR_DIR_VECTS vectors.
9209 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9211 * configure.ac (leb128): Modify sed statement to work with any
9212 binutils version string.
9213 * configure: Regenerate
9215 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9217 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9218 Wrap in RTX_CODE macro guard.
9219 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9220 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9221 arm_mark_dllimport, arm_pe_encode_section_info,
9222 arm_pe_unique_section): Use ISO-C function declarations.
9223 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9224 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9225 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9227 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9228 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9230 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9232 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9233 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9234 (register_move_cost): Use ISO-C function declarations.
9235 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9236 * config/score/score-protos.h (score_declare_object): Add
9238 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9240 * final.c (profile_function): Avoid empty if-bodies.
9243 * calls.c (must_pass_in_stack_var_size,
9244 must_pass_in_stack_var_size_or_pad): Constify.
9245 * config/alpha/alpha-protos.h (function_value): Likewise.
9246 * config/alpha/alpha.c (alpha_return_in_memory,
9247 alpha_pass_by_reference, function_value,
9248 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9249 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9251 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9252 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9253 TARGET_PROMOTE_PROTOTYPES): Likewise.
9254 * config/arm/arm-protos.h (arm_return_in_memory,
9255 arm_pad_arg_upward, arm_function_value): Likewise.
9256 * config/arm/arm.c (arm_pass_by_reference,
9257 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9258 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9259 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9261 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9262 * config/avr/avr-protos.h (avr_function_value): Likewise.
9263 * config/avr/avr.c (avr_return_in_memory,
9264 gas_output_limited_string, gas_output_ascii, avr_function_value,
9265 avr_return_in_memory): Likewise.
9266 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9267 * config/bfin/bfin.c (bfin_pass_by_reference,
9268 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9269 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9271 * config/cris/cris.c (cris_pass_by_reference,
9272 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9273 * config/crx/crx.c (crx_return_in_memory): Likewise.
9274 * config/darwin.c (function_base, machopic_function_base_name):
9276 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9277 TARGET_PROMOTE_PROTOTYPES): Likewise.
9278 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9279 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9280 * config/i386/i386-protos.h (ix86_return_in_memory,
9281 ix86_sol10_return_in_memory): Likewise.
9282 * config/i386/i386.c (ix86_function_value,
9283 ix86_function_sseregparm, ix86_must_pass_in_stack,
9284 type_natural_mode, classify_argument, examine_argument,
9285 construct_container, ix86_pass_by_reference, function_value_32,
9286 function_value_64, ix86_function_value_1, return_in_memory_32,
9287 return_in_memory_64, return_in_memory_ms_64,
9288 ix86_return_in_memory, ix86_sol10_return_in_memory,
9289 TARGET_PROMOTE_PROTOTYPES): Likewise.
9290 * config/ia64/ia64-protos.h (ia64_function_value,
9291 ia64_hpux_function_arg_padding): Likewise.
9292 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9293 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9294 ia64_hpux_function_arg_padding): Likewise.
9295 * config/iq2000/iq2000-protos.h (function_arg,
9296 iq2000_function_value): Likewise.
9297 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9298 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9299 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9300 function_arg, iq2000_function_value): Likewise.
9301 * config/m32c/m32c-protos.h (m32c_function_value,
9302 m32c_promote_function_return): Likewise.
9303 * config/m32c/m32c.c (m32c_pass_by_reference,
9304 m32c_promote_prototypes, m32c_promote_function_return,
9305 m32c_function_value): Likewise.
9306 * config/m32r/m32r.c (m32r_return_in_memory,
9307 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9308 m32r_in_small_data_p): Likewise.
9309 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9311 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9312 m68hc11_function_arg_padding): Likewise.
9313 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9314 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9315 m68k_function_value): Likewise.
9316 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9317 mcore_function_value): Likewise.
9318 * config/mcore/mcore.c (handle_structs_in_regs,
9319 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9320 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9321 mcore_num_arg_regs, mcore_function_value): Likewise.
9322 * config/mips/mips-protos.h (mips_pad_arg_upward,
9323 mips_function_value): Likewise.
9324 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9325 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9326 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9327 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9328 mips_function_value): Likewise.
9329 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9331 * config/mmix/mmix.c (mmix_pass_by_reference,
9332 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9333 mmix_encode_section_info): Likewise.
9334 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9336 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9337 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9338 mn10300_function_value): Likewise.
9339 * config/mt/mt-protos.h (mt_function_value): Likewise.
9340 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9341 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9342 * config/pa/pa-protos.h (function_arg_padding, function_value,
9343 pa_return_in_memory): Likewise.
9344 * config/pa/pa.c (pa_pass_by_reference,
9345 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9346 function_arg_padding, function_value, pa_return_in_memory):
9348 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9349 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9350 function_arg_padding): Likewise.
9351 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9352 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9353 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9354 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9355 function_arg_padding, altivec_expand_dst_builtin,
9356 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9357 altivec_init_builtins, rs6000_common_init_builtins,
9358 rs6000_function_value): Likewise.
9359 * s390/s390-protos.h (s390_function_value): Likewise.
9360 * config/s390/s390.c (s390_function_arg_size,
9361 s390_pass_by_reference, s390_return_in_memory,
9362 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9363 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9364 * config/score/score-protos.h (score_function_value): Likewise.
9365 * config/score/score.c (score_arg_partial_bytes,
9366 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9367 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9368 score_pass_by_reference, score_add_offset, score_function_value):
9370 * config/sh/sh-protos.h (sh_attr_renesas_p,
9371 sh_promote_prototypes): Likewise.
9372 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9373 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9374 sh_attr_renesas_p): Likewise.
9375 * config/sparc/sparc-protos.h (function_value,
9376 function_arg_padding): Likewise.
9377 * config/sparc/sparc.c (sparc_promote_prototypes,
9378 sparc_return_in_memory, sparc_pass_by_reference,
9379 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9380 function_arg_record_value_2, function_arg_record_value_1,
9381 function_arg_record_value, function_arg_record_value,
9382 function_arg_padding, function_value): Likewise.
9383 * config/spu/spu-protos.h (spu_function_value): Likewise.
9384 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9385 spu_function_value): Likewise.
9386 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9388 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9389 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9390 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9392 * config/v850/v850.c (v850_return_in_memory,
9393 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9394 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9395 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9396 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9397 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9399 * explow.c (promote_mode, hard_function_value): Likewise.
9400 * expr.h (hard_function_value, promote_mode): Likewise.
9401 * function.c (aggregate_value_p): Likewise.
9402 * hooks.c (hook_bool_const_tree_true): New.
9403 * hooks.h (hook_bool_const_tree_true): New.
9404 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9405 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9406 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9407 TARGET_RETURN_IN_MSB): Likewise.
9408 * target.h (promote_function_args, promote_function_return,
9409 promote_prototypes, return_in_memory, return_in_msb,
9410 pass_by_reference, must_pass_in_stack, callee_copies,
9411 function_value): Likewise.
9412 * targhooks.c (default_return_in_memory,
9413 hook_pass_by_reference_must_pass_in_stack,
9414 hook_callee_copies_named,
9415 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9416 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9417 default_function_value): Likewise.
9418 * targhooks.h (default_return_in_memory,
9419 hook_pass_by_reference_must_pass_in_stack,
9420 hook_callee_copies_named,
9421 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9422 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9423 default_function_value): Likewise.
9424 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9425 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9426 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9427 * tree.c (needs_to_live_in_memory): Likewise.
9428 * tree.h (struct tree_type, needs_to_live_in_memory,
9429 aggregate_value_p, must_pass_in_stack_var_size,
9430 must_pass_in_stack_var_size_or_pad): Likewise.
9431 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9432 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9433 lookup_filename): Likewise.
9435 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9438 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9439 fake fcomi i387 instruction for !TARGET_CMOVE.
9440 (ix86_expand_branch): Expand natural sequence with one jump for
9441 all targets, not only TARGET_CMOVE.
9442 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9443 pattern to implement fake fcomi sequence. Split instruction after
9444 reload to correct compare sequences.
9445 (*cmpfp_xf_cc): Ditto.
9446 (*cmpfp_<mode>_cc): Ditto.
9447 (*cmpfp_u_cc): Ditto.
9448 (*cmpfp_<mode>_cc): Ditto.
9450 2007-08-23 Richard Guenther <rguenther@suse.de>
9452 * tree-pretty-print.c (dump_generic_node): Annotate
9453 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9455 2007-08-23 Richard Guenther <rguenther@suse.de>
9457 * builtins.c (expand_builtin_mathfn): Wrap argument in
9458 save_expr directly instead of re-building the call.
9459 (expand_builtin_mathfn_2): Likewise.
9460 (expand_builtin_mathfn_3): Likewise.
9461 (expand_builtin_interclass_mathfn): Likewise.
9462 (expand_builtin_int_roundingfn): Set arg.
9463 (expand_builtin_int_roundingfn_2): Likewise.
9465 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9467 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9468 *sse_nand<mode>3, *sse_xor<mode>3): New.
9470 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9472 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9473 * config/i386/i386.c (print_operand): Handle ';' code. Output
9474 semicolon for TARGET_MACHO.
9475 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9476 emit semicolon after 'lock' prefix.
9477 (sync_double_compare_and_swap<mode>): Ditto.
9478 (*sync_double_compare_and_swapdi_pic): Ditto.
9479 (*sync_compare_and_swap_cc<mode>): Ditto.
9480 (sync_double_compare_and_swap_cc<mode>): Ditto.
9481 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9482 (sync_old_add<mode>): Ditto.
9483 (sync_add<mode>): Ditto.
9484 (sync_sub<mode>): Ditto.
9485 (sync_ior<mode>): Ditto.
9486 (sync_and<mode>): Ditto.
9487 (sync_xor<mode>): Ditto.
9489 2007-08-22 Chao-ying Fu <fu@mips.com>
9491 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9493 (copy_rtx): Handle CONST_FIXED.
9494 (rtx_equal_p): Likewise.
9495 * rtl.h (fixed_value.h): New include.
9496 (rtx_def): Add a new field of fixed_value to u.
9497 (XCNMPFV): Define for accessing fixed_value.
9498 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9500 * rtl.def (CONST_FIXED): New constant.
9501 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9502 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9503 US_ASHIFT): New codes.
9504 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9505 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9506 unsigned_fract_convert, unsigned_sat_fract): Document them.
9507 * varasm.c (assemble_integer): Extend to support fixed-point constants
9508 by using different machine classes.
9509 (decode_addr_const): Handle FIXED_CST.
9510 (const_hash_1): Likewise.
9511 (compare_constant): Likewise.
9512 (copy_constant): Likewise.
9513 (const_rtx_hash_1): Handle CONST_FIXED.
9514 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9515 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9517 (initializer_constant_valid_p): Handle FIXED_CST.
9518 (output_constant): Support FIXED_POINT_TYPE.
9519 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9520 * cse.c (hash_rtx): Support CONST_FIXED.
9521 (exp_equiv_p): Likewise.
9522 (cannon_reg): Likewise.
9523 (fold_rtx): Likewise.
9524 (equiv_constant): Likewise.
9525 (cse_process_notes_1): Likewise.
9526 (count_reg_usage): Likewise.
9527 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9528 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9529 (wrap_constant): Check CONST_FIXED.
9530 (cselib_hash_rtx): Support CONST_FIXED.
9531 (cselib_subst_to_values): Likewise.
9532 * df-scan.c (df_uses_record): Likewise.
9533 * gcse.c (want_to_gcse_p): Likewise.
9534 (oprs_unchanged_p): Likewise.
9535 (oprs_not_set_p): Likewise.
9536 (compute_transp): Likewise.
9537 (extract_mentioned_regs_helper): Likewise.
9538 * genemit.c (gen_exp): Likewise.
9539 * local-alloc.c (equiv_init_varies_p): Likewise.
9540 (contains_replace_regs): Likewise.
9541 (memref_referenced_p): Likewise.
9542 * loop-invariant.c (check_maybe_invariant): Likewise.
9543 (hash_invariant_expr_1): Likewise.
9544 (invariant_expr_equal_p): Likewise.
9545 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9546 * regclass.c (reg_scan_mark_refs): Likewise.
9547 * regrename.c (scan_rtx): Likewise.
9548 * resource.c (mark_referenced_resources): Likewise.
9549 (mark_set_resources): Likewise.
9550 * rtlanal.c (rtx_unstable_p): Likewise.
9551 (rtx_varies_p): Likewise.
9552 (count_occurrences): Likewise.
9553 (reg_mentioned_p): Likewise.
9554 (modified_between_p): Likewise.
9555 (modified_in_p): Likewise.
9556 (volatile_insn_p): Likewise.
9557 (volatile_refs_p): Likewise.
9558 (side_effects_p): Likewise.
9559 (may_trap_p_1): Likewise.
9560 (inequality_comparisons_p): Likewise.
9561 (computed_jump_p_1): Likewise.
9562 (commutative_operand_precedence): Likewise.
9563 * sched-deps.c (sched_analyze_2): Likewise.
9564 * sched-vis.c (print_value): Likewise.
9565 * reload.c (operands_match_p): Likewise.
9566 (subst_reg_equivs): Likewise.
9567 * reload1.c (eliminate_regs_1): Likewise.
9568 (elimination_effects): Likewise.
9569 (scan_paradoxical_subregs): Likewise.
9570 * alias.c (rtx_equal_for_memref_p): Likewise.
9571 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9572 * emit-rtl.c (const_fixed_htab): New hash table.
9573 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9575 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9576 const_fixed_from_fixed_value): New functions.
9577 (verify_rtx_sharing): Handle CONST_FIXED.
9578 (copy_rtx_if_shared_1): Likewise.
9579 (reset_used_flags): Likewise.
9580 (set_used_flags): Likewise.
9581 (copy_insn_1): Likewise.
9582 (init_emit_once): Create const_fixed_htab.
9583 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9585 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9587 PR tree-optimization/32949
9588 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9589 before failing for ivs with non-constant step.
9591 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9593 * doc/md.texi (Iterators): Renamed from Macros. All contents
9594 changed to reflect rename of respectively define_code_macro and
9595 define_mode_macro to define_code_iterator and define_mode_iterator.
9596 (Mode Iterators, Code Iterators): Similar.
9597 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9598 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9599 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9600 (initialize_iterators, find_iterator, check_code_iterator)
9601 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9602 (read_mapping, read_rtx_1): Similar.
9603 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9604 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9605 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9606 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9607 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9608 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9609 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9610 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9611 config/rs6000/sync.md, config/rs6000/rs6000.md,
9612 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9613 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9614 config/vax/vax.md, config/bfin/bfin.md: Similar.
9616 2007-08-22 David Daney <ddaney@avtrex.com>
9618 * doc/install.texi (Testing): Mention testing on a simulator.
9620 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9622 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9624 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9625 and rearrange floating point conversion functions into different
9628 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9630 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9631 dfa_post_advance_cycle): New scheduler hooks.
9632 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9633 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9635 (TARGET_SCHED): Use them.
9636 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9637 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9638 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9640 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9641 function to facilitate debugging.
9642 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9643 (output_insn_has_dfa_reservation_p): New static function to output
9644 insn_has_dfa_reservation_p ().
9645 (write_automata): Use it.
9646 * genattr.c (main): Output declaration for
9647 insn_has_dfa_reservation_p ().
9649 2007-08-22 Christian Bruel <christian.bruel@st.com>
9650 Richard Guenther <rguenther@suse.de>
9652 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9653 * simplify_rtx (simplify_binary_operation_1): Likewise.
9655 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9657 PR rtl-optimization/32557
9658 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9659 of REGNO (mws->mw_reg).
9661 2007-08-22 Richard Guenther <rguenther@suse.de>
9664 * builtins.c (expand_builtin_int_roundingfn): Replace call
9665 argument wrapped with SAVE_EXPR directly.
9666 (expand_builtin_int_roundingfn_2): Likewise.
9668 2007-08-22 Richard Guenther <rguenther@suse.de>
9670 * tree-inline.c (inlinable_function_p): Restore disregarding
9671 inline limits for GNU extern inline functions.
9673 2007-08-22 Richard Guenther <rguenther@suse.de>
9676 * tree.c (host_integerp): Treat sizetype as signed as it is
9679 2007-08-21 Ian Lance Taylor <iant@google.com>
9681 PR tree-optimization/33134
9682 * tree-vrp.c (adjust_range_with_scev): Call
9683 set_value_range_to_value.
9685 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9687 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9690 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9692 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9695 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9697 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9698 cases to set eight bytes at a time.
9699 (expand_block_move): Likewise.
9701 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9704 * dwarf2out.c (gen_decl_die): Don't call
9705 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9707 2007-08-21 Paul Brook <paul@codesourcery.com>
9708 Nathan Sidwell <nathan@codesourcery.com>
9709 Mark Mitchell <mark@codesourcery.com>
9710 Joseph Myers <joseph@codesourcery.com>
9712 * configure.ac: Add --with-pkgversion and --with-bugurl.
9713 * configure: Regenerate.
9714 * doc/install.texi: Document them.
9715 * version.c (version_string): Remove VERSUFFIX.
9716 (VERSUFFIX): Remove.
9717 (pkgversion_string): New.
9718 (bug_report_url): Do not hard-code initializer.
9719 * version.h (pkgversion_string): Declare.
9720 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9722 (version.o): Define PKGVERSION and BUGURL.
9723 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9724 (%.pod): Define BUGURL.
9725 * gcc.c (process_command, main): Use pkgversion_string.
9726 * toplev.c (compile_file, print_version): Likewise.
9727 * protoize.c (main): Likewise.
9728 * gcov.c (print_version): Likewise. Update copyright date.
9729 * gcov-dump.c (print_version): Likewise. Update copyright date.
9730 * mips-tdump.c (main): Likewise. Update copyright date.
9731 * mips-tfile.c (main): Likewise. Update copyright date.
9732 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9733 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9734 shorten description.
9735 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9736 * doc/gccint.texi: Likewise.
9737 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9738 Update copyright date.
9740 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9742 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9743 (ix86_expand_strlensi_unroll_1): Ditto.
9744 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9745 (ix86_expand_carry_flag_compare): Update comment.
9747 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9750 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9751 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9753 2007-08-21 Richard Guenther <rguenther@suse.de>
9755 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9757 2007-08-21 Richard Guenther <rguenther@suse.de>
9760 * fold-const.c (fold_binary): Remove index +p PTR folding.
9761 Fix types of POINTER_PLUS_EXPR generated by folding of
9764 2007-08-20 Chao-ying Fu <fu@mips.com>
9766 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9767 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9768 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9769 (c_common_fixed_point_type_for_size): Declare.
9770 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9771 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9772 (c_token_starts_declspecs): Likewise.
9773 (c_parser_declspecs): Likewise.
9774 (c_parser_attributes): Likewise.
9775 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9776 (c_declspecs): Add saturating_p.
9777 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9778 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9779 _Sat. Handle RID_SAT.
9780 Avoid using void, bool, char, int, float, double, _Decimal32,
9781 _Decimal64, _Decimal128, and complex with _Sat.
9782 Handle RID_FRACT and RID_ACCUM.
9783 Make sure _Sat is used with _Fract or _Accum.
9784 (finish_declspecs): Handle cts_fract and cts_accum.
9785 * c-common.c (fixed-value.h): New include.
9786 (constant_expression_warning): Handle FIXED_CST.
9787 (overflow_warning): Likewise.
9788 (warnings_for_convert_and_check): Likewise.
9789 (c_common_fixed_point_type_for_size): New.
9790 (c_common_type_for_mode): Handle fixed-point modes to
9791 return various saturating/non-saturating, signed/unsigned types.
9792 (c_common_signed_or_unsigned_type): Support fixed-point types.
9793 (shorten_compare): Check fixed-point zero.
9794 Handle FIXED_POINT_TYPE.
9795 (c_common_truthvalue_conversion): Handle FIXED_CST.
9796 Handle FIXED_POINT_TYPE.
9797 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9799 (handle_mode_attribute): Handle fixed-point modes. Need to check
9800 if the signness of base type and fixed-point modes are consistent.
9801 (handle_vector_size_attribute): Handle fixed-point modes.
9802 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9803 (warn_for_div_by_zero): Check fixed-point zero.
9804 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9805 a common fixed-point type based on fbit, ibit, sign, and saturation.
9806 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9807 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9808 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9809 (convert_for_assignment): Support FIXED_POINT_TYPE.
9810 (digest_init): Handle FIXED_POINT_TYPE.
9811 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9812 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9813 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9814 GE_EXPR, LT_EXPR, GT_EXPR.
9815 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9816 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9817 * target.h (gcc_target): Add fixed_point_supported_p.
9818 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9819 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9820 (default_fixed_point_supported_p): Define.
9821 * targhooks.h (default_fixed_point_supported_p): Declare.
9822 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9823 * doc/install.texi (Configuration): Add --enable-fixed-point.
9824 * configure.ac (--enable-fixed-point): New to enable fixed-point
9825 arithmetic extension to C. For mips targets, we enable it by default.
9826 * configure, config.in: Regenerate.
9828 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9830 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9832 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9834 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9835 DWARF2_DEBUGGING_INFO.
9836 (cold_text_section_used): Same.
9837 (cold_text_section): Same.
9839 2007-08-20 Richard Guenther <rguenther@suse.de>
9841 * c-typeck.c (convert_for_assignment): Use the type of
9842 the member for the initialization.
9844 2007-08-20 Richard Guenther <rguenther@suse.de>
9846 * c-objc-common.c (c_disregard_inline_limits): Remove.
9847 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9848 * cgraphunit.c (cgraph_process_new_functions): Call
9849 disregard_inline_limits_p.
9850 (cgraph_preserve_function_body_p): Likewise.
9851 * ipa-inline.c (compute_inline_parameters): Likewise.
9852 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9854 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9855 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9856 disregard_inline_limits langhook.
9857 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9859 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9860 disregard_inline_limits langhook.
9861 * tree-inline.c (disregard_inline_limits_p): New function.
9862 * tree-inline.h (disregard_inline_limits_p): Declare.
9864 2007-08-20 Richard Guenther <rguenther@suse.de>
9866 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9867 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9868 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9869 auto_var_in_fn_p langhook.
9870 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9872 * tree.c (auto_var_in_fn_p): ... here.
9873 (find_var_from_fn): Call auto_var_in_fn_p directly.
9874 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9875 auto_var_in_fn_p langhook.
9876 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9877 (copy_body_r): Likewise.
9878 (self_inlining_addr_expr): Likewise.
9879 * tree.h (auto_var_in_fn_p): Declare.
9881 2007-08-20 Richard Guenther <rguenther@suse.de>
9883 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9884 (walk_type_fields): Take lh parameter.
9885 (walk_tree): Rename to ...
9886 (walk_tree_1): ... this. Do not call the walk_subtrees
9887 langhook but the now passed callback. Pass lh on recursion.
9888 (walk_tree_without_duplicates): Rename to ...
9889 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9890 and call walk_tree_1.
9891 * tree.h (walk_tree_lh): New typedef.
9892 (walk_tree_1): Declare.
9893 (walk_tree_without_duplicates_1): Likewise.
9894 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9895 (walk_tree_without_duplicates): New define to
9896 walk_tree_without_duplicates_1 with NULL lh parameter.
9897 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9898 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9900 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9901 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9902 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9905 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9908 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9909 code in front of the compacting of basic blocks.
9910 Move the folding of statements inbetween the cgraph checking
9911 and compacting of basic blocks.
9913 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9914 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9917 * config/alpha/alpha.c (va_list_skip_additions): Check for
9918 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9919 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9920 PLUS_EXPR when checking ap.__base.
9921 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9922 when doing addition on pointer types. Use size_int instead of
9924 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9925 ptr_type in the second operand.
9927 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9930 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9932 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9935 * cfgexpand.c (expand_one_register_var): Mark pointer
9936 DECL_ARTIFICIAL as REG_POINTER also.
9937 * stmt.c (expand_decl): Likewise.
9939 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9946 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9947 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9948 on_worklist argument and avoid adding things to worklist multiple
9950 (add_to_worklist): Ditto.
9951 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9952 single SFT is clobbered.
9953 (set_initial_properties): Ditto.
9954 (compute_call_clobbered): Update for changes to function
9956 (create_overlap_variables_for): Always create SFT for offset 0.
9957 (create_structure_vars): Handle PHI's, since we are in SSA form at
9959 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9960 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9962 (add_vars_for_offset): Figure out aliases from access + points-to.
9963 (add_virtual_operand): Use add_vars-for_offset.
9964 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9965 (add_call_clobber_ops): Remove makes_clobbering_call set.
9966 (get_expr_operands): Always pass through the INDIRECT_REF
9968 * tree-ssa-structalias.c (struct constraint_graph): Remove
9970 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9971 address_taken, pt_used, number_incoming.
9972 (FIRST_ADDR_NODE): Removed.
9973 (merge_graph_nodes): Remove broken code for the moment.
9974 (init_graph): New function.
9975 (build_pred_graph): Remove code to init_graph.
9976 Add location equivalence support.
9977 (struct scc_info): Rename roots to deleted.
9979 (init_scc_info): Ditto
9980 (init_topo_info): Use graph->size.
9981 (compute_topo_order): Ditto.
9982 (do_da_constraint): Removed.
9983 (do_sd_constraint): Remove calls to find().
9984 set_union_with_increment should always get 0 as last arg here.
9985 (do_complex_constraint): Replace do_da_constraint with assert.
9987 (struct equiv_class_label): New.
9988 (pointer_equiv_class_table): Ditto.
9989 (location_equiv_class_table): Ditto.
9990 (equiv_class_label_hash): Ditto.
9991 (equiv_class_label_eq): Ditto
9992 (equiv_class_lookup): Ditto.
9993 (equiv_class_ladd): Ditto.
9994 (pointer_equiv_class): Ditto.
9995 (location_equiv_class): Ditto.
9996 (condense_visit): Rename and rewrite from label_visit to do only
9997 SCC related stuff for HU.
9998 (label_visit): Do HU work for HU.
9999 (perform_var_substitution): Update to do HU and location
10001 (free_var_substitution_info): Update to free HU and location
10002 equivalence structures. */
10003 (find_equivalent_node): Update for pointer but not location
10005 (unite_pointer_equivalences): New function.
10006 (move_complex_constraints): Rewrite to only do moving.
10007 (rewrite_constraints): Split out of move_complex_constraints.
10008 (solve_graph): Use graph->size.
10009 (process_constraint_1): Add from_call argument, use it.
10010 Split *a = &b into two constraints.
10011 (process_constraint): Use new process_constraint_1.
10012 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10013 (get_constraint_for): Handle non-pointer integers properly.
10014 Remove code that used to handle structures.
10015 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10016 with unknown addends.
10017 (handle_rhs_call): New function.
10018 (find_func_aliases): Use handle_rhs_call.
10019 (set_uids_in_ptset): Add an assert.
10020 (set_used_smts): Fix bug in not considering unified vars.
10021 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10022 (compute_points_to_sets): Update for other function changes.
10023 (delete_points_to_sets): Ditto.
10024 (ipa_pta_execute): Ditto.
10025 (pass_ipa_pta): We need to update SSA after ipa_pta.
10027 2007-08-19 Jan Hubicka <jh@suse.cz>
10029 * i386.md: Replace "rim" and "mri" constraints by "g".
10031 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10033 * dwarf2out.c (text_section_used, cold_text_section_used,
10034 cold_text_section, dwarf2out_note_section_used): New.
10035 (dwarf2out_init): Initialize cold_text_section.
10036 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10037 dwarf2out_note_section_used.
10038 (size_of_aranges): Only count entry for text section if it was
10039 used. Count entry for cold text section if it was used.
10040 (output_aranges): Only output entries for text section and cold
10041 text section if they were used.
10043 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10045 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10047 (debug_generic_stmt): Likewise.
10048 (debug_tree_chain): Likewise.
10050 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10052 * tree-data-refs.c (split_constant_offset): Expose.
10053 * tree-data-refs.h (split_constant_offset): Add declaration.
10055 * tree-vectorizer.h (dr_alignment_support): Renamed
10056 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10057 Added a new value dr_explicit_realign.
10058 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10059 dr_offset, dr_step, and dr_aligned_to, along with new access
10060 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10061 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10062 STMT_VINFO_DR_ALIGNED_TO.
10064 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10066 In case of outer-loop vectorization with non-fixed misalignment - use
10067 the dr_explicit_realign scheme instead of the optimized realignment
10069 (new_stmt_vec_info): Initialize new fields.
10071 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10072 'nested_in_vect_loop' case. Change verbosity level.
10073 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10074 Don't fail on zero step in the outer-loop for loads.
10075 (vect_analyze_data_refs): Call split_constant_offset to calculate
10076 base, offset and init relative to the outer-loop.
10078 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10079 BSI function argument with a new function argument - at_loop.
10080 Simplify the condition that determines STEP. Takes additional argument
10081 INV_P. Support outer-loop vectorization (handle the
10082 nested_in_vect_loop case), including zero step in the outer-loop. Call
10083 vect_create_addr_base_for_vector_ref with additional argument.
10084 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10085 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10086 Fixed and simplified calculation of step.
10087 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10088 of bsi, and with additional argument. Call bump_vector_ptr with
10089 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10090 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10091 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10092 when the realignment setup needs to take place inside the loop.
10093 Support the dr_explicit_realign scheme. Allow generating the optimized
10094 realignment scheme for outer-loop vectorization. Added documentation.
10095 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10096 the 'nested_in_vect_loop' case, including loads that are invariant in
10097 the outer-loop and the realignment schemes. Handle the case when the
10098 realignment setup needs to take place inside the loop. Call
10099 vect_setup_realignment with additional arguments. Call
10100 vect_create_data_ref_ptr with additional argument and with loop instead
10101 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10102 (vect_gen_niters_for_prolog_loop): Call
10103 vect_create_addr_base_for_vector_ref with additional arguments.
10104 (vect_create_cond_for_align_checks): Likewise.
10105 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10106 scheme: takes additional argument bump; argument ptr_incr is now
10107 optional; updated documentation.
10108 (vect_init_vector): Takes additional argument (bsi). Use it, if
10109 available, to insert the vector initialization.
10110 (get_initial_def_for_induction): Pass additional argument in call to
10112 (vect_get_vec_def_for_operand): Likewise.
10113 (vect_setup_realignment): Likewise.
10114 (vectorizable_load): Likewise.
10116 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10118 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10119 as argument instead of struct loop.
10120 (nested_in_vect_loop_p): New function.
10121 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10122 vect_used_in_outer.
10123 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10124 from other phis in the loop.
10125 (destroy_loop_vec_info): Add additional argument to declaration.
10127 * tree-vectorizer.c (supportable_widening_operation): Also check if
10128 nested_in_vect_loop_p (don't allow changing the order in this case).
10129 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10130 of struct loop. Call nested_in_vect_loop_p and don't require
10131 flag_unsafe_math_optimizations if it returns true.
10132 (new_stmt_vec_info): When setting def_type for phis differentiate
10133 loop-header phis from other phis.
10134 (bb_in_loop_p): New function.
10135 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10136 just update their loop_vinfo. Order of BB traversal now matters -
10137 call dfs_enumerate_from with bb_in_loop_p.
10138 (destroy_loop_vec_info): Takes additional argument to control whether
10139 stmt_vinfo of the loop stmts should be destroyed as well.
10140 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10141 reduction stmt to be defines by a non loop-header phi.
10142 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10144 * tree-vect-transform.c (vectorizable_reduction): Call
10145 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10146 (vectorizable_call): Likewise.
10147 (vectorizable_conversion): Likewise.
10148 (vectorizable_operation): Likewise.
10149 (vectorizable_type_promotion): Likewise.
10150 (vectorizable_type_demotion): Likewise.
10151 (vectorizable_store): Likewise.
10152 (vectorizable_live_operation): Likewise.
10153 (vectorizable_reduction): Likewise. Also pass loop_info to
10154 vect_is_simple_reduction instead of loop.
10155 (vect_init_vector): Call nested_in_vect_loop_p.
10156 (get_initial_def_for_reduction): Likewise.
10157 (vect_create_epilog_for_reduction): Likewise.
10158 (vect_init_vector): Check which loop to work with, in case there's an
10160 (get_initial_def_for_inducion): Extend to handle outer-loop
10161 vectorization. Fix indentation.
10162 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10163 In the case vect_induction_def get the vector def from the induction
10164 phi node, instead of calling get_initial_def_for_inducion.
10165 (get_initial_def_for_reduction): Extend to handle outer-loop
10167 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10169 (vect_transform_loop): Change assert to just skip this case. Add a
10171 (vect_finish_stmt_generation): Add a couple asserts.
10173 (vect_estimate_min_profitable_iters): Multiply
10174 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10176 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10177 this is an inner-loop reduction in outer-loop vectorization.
10179 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10180 Same code as what used to be vect_analyze_scalar_cycles, only with
10181 additional argument loop, and loop_info passed to
10182 vect_is_simple_reduction instead of loop.
10183 (vect_analyze_scalar_cycles): Code factored out into
10184 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10185 Updated documentation.
10186 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10187 outer-loop vectorization that are live or not used in the outerloop,
10188 cause this requires special handling.
10189 (vect_enhance_data_refs_alignment): Don't consider versioning for
10191 (vect_analyze_data_refs): Check that there are no datarefs in the
10193 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10194 and vect_used_in_outer_by_reduction cases.
10195 (process_use): Also consider the case of outer-loop stmt defining an
10196 inner-loop stmt and vice versa.
10197 (vect_analyze_loop_1): New function.
10198 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10199 loops. Call vect_analyze_loop_1.
10200 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10201 been vectorized. Call destroy_loop_vec_info with additional argument.
10203 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10204 in the inner-loop when doing outer-loop vectorization. Add
10205 documentation and printout.
10206 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10207 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10209 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10211 * tree-affine.h (print_aff): New prototype.
10212 (debug_aff): Likewise.
10213 * tree-affine.c (print_aff): New function.
10214 (debug_aff): Likewise.
10216 2007-08-18 Paul Brook <paul@codesourcery.com>
10217 Joseph Myers <joseph@codesourcery.com>
10219 * common.opt (-fdebug-prefix-map=): New option.
10220 * opts.c: Include debug.h.
10221 (common_handle_option): Handle -fdebug-prefix-map.
10222 * final.c: Include ggc.h.
10223 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10224 remap_debug_filename): New.
10225 * Makefile.in (final.o, opts.o): Update dependencies.
10226 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10227 * configure.ac: Check for assembler --debug-prefix-map support.
10228 * configure, config.in: Regenerate.
10229 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10230 (ASM_DEBUG_SPEC): Include ASM_MAP.
10231 * doc/install.texi (--with-debug-prefix-map): Document.
10232 * doc/invoke.texi (-fdebug-prefix-map): Document.
10233 * dbxout.c (dbxout_init, dbxout_start_source_file,
10234 dbxout_source_file): Call remap_debug_filename.
10235 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10236 dwarf2out_start_source_file, dwarf2out_finish): Call
10237 remap_debug_filename.
10238 (file_table_relative_p): Do not check d->emitted_number.
10239 * toplev.c (output_file_directive): Call remap_debug_filename.
10240 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10241 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10243 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10245 * loop-invariant.c (find_invariants_to_move): Add missing macro
10248 2007-08-17 Tom Tromey <tromey@redhat.com>
10250 * tree.h (struct tree_label_decl): Removed old "java" fields.
10252 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10253 Nigel Stephens <nigel@mips.com>
10255 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10256 Treat -mno-data-in-code and -mcode-xonly as aliases for
10257 -mcode-readable=no and -mcode-readable=pcrel respectively.
10258 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10259 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10260 (MULTILIB_DIRNAMES): Update accordingly.
10262 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10264 * Makefile.in (version.o): Depend on $(REVISION) only if
10265 REVISION_s is defined.
10267 2007-08-17 Sa Liu <saliu@de.ibm.com>
10268 Ulrich Weigand <uweigand@de.ibm.com>
10270 PR middle-end/32970
10271 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10272 use build_qualified_type to retain qualifiers of the base type.
10274 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10276 * config/score/score.md : Update pattern tablejump.
10277 * config/score/score.c : Update score_initialize_trampoline
10279 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10280 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10281 * doc/contrib.texi: Add my entry.
10283 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10285 * Makefile.in (REVISION): New.
10288 (version.o): Also depend on $(REVISION). Add
10289 -DREVISION=$(REVISION_s).
10291 * version.c (version_string): Add REVISION.
10293 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10295 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10296 of GOTO that's relocated to a different block.
10298 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10300 * c-common.c (const_strip_array_types): New.
10301 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10302 (const_strip_array_types): New.
10303 * c-objc-common.c (c_disregard_inline_limits,
10304 c_warn_unused_global_decl): Constify.
10305 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10306 c_vla_type_p, c_incomplete_type_error): Likewise.
10307 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10308 * hooks.c (hook_bool_const_tree_false): New.
10309 * hooks.h (hook_bool_const_tree_false): Likewise.
10310 * langhooks-def.h (lhd_warn_unused_global_decl,
10311 lhd_incomplete_type_error, lhd_expr_size,
10312 lhd_tree_inlining_disregard_inline_limits,
10313 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10314 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10315 * langhooks.c (lhd_warn_unused_global_decl,
10316 lhd_incomplete_type_error,
10317 lhd_tree_inlining_disregard_inline_limits,
10318 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10319 lhd_expr_size): Likewise.
10320 * langhooks.h (lang_hooks_for_tree_inlining,
10321 lang_hooks_for_tree_dump, lang_hooks_for_types,
10322 lang_hooks_for_decls, lang_hooks): Likewise.
10323 * pointer-set.c (pointer_set_t, pointer_set_create,
10324 pointer_set_contains, insert_aux, pointer_set_insert,
10325 pointer_set_traverse, pointer_map_t, pointer_map_create,
10326 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10328 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10329 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10330 pointer_map_traverse): Likewise.
10331 * predict.c (assert_is_empty): Likewise.
10332 * tree-affine.c (free_name_expansion): Likewise.
10333 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10334 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10335 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10337 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10339 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10341 (destroy_loop_vec_info): Add call to VEC_free.
10342 * tree-vectorizer.h (may_alias_ddrs): Define.
10343 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10344 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10345 Change reporting to dump.
10346 (vect_is_duplicate_ddr): New.
10347 (vect_mark_for_runtime_alias_test): New.
10348 (vect_analyze_data_ref_dependences) Add call to
10349 vect_mark_for_runtime_alias_test.
10350 (vect_enhance_data_refs_alignment): Define local variable
10351 vect_versioning_for_alias_required, don't perform
10352 peeling for alignment if versioning for alias is
10354 (vect_enhance_data_refs_alignment): Use
10355 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10356 PARAM_VECT_MAX_VERSION_CHECKS.
10357 * tree-vect-transform.c
10358 (vect_create_cond_for_alias_checks): New.
10359 (vect_transform_loop): Add call to
10360 vect_create_cond_for_alias_checks.
10361 (vect_vfa_segment_size): New.
10362 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10364 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10366 (vect-max-version-for-alignment-checks): Document.
10367 (vect-max-version-for-alias-checks): Document.
10368 (vect-max-version-checks): Remove.
10370 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10372 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10373 the same line as the instruction for all asm dialects.
10374 (*rep_movsi): Ditto.
10375 (*rep_movsi_rex64): Ditto.
10376 (*rep_movqi): Ditto.
10377 (*rep_movqi_rex64): Ditto.
10378 (*rep_stosdi_rex64): Ditto.
10379 (*rep_stossi): Ditto.
10380 (*rep_stossi_rex64): Ditto.
10381 (*rep_stosqi): Ditto.
10382 (*rep_stosqi_rex64): Ditto.
10383 (*cmpstrnqi_nz_1): Ditto.
10384 (*cmpstrnqi_nz_rex_1): Ditto.
10385 (*cmpstrnqi_1): Ditto.
10386 (*cmpstrnqi_rex_1): Ditto.
10387 (*strlenqi_1): Ditto.
10388 (*strlenqi_rex_1): Ditto.
10389 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10390 prefix on the same line as the instruction for all asm dialects.
10391 (sync_double_compare_and_swap<mode>): Ditto.
10392 (*sync_double_compare_and_swapdi_pic): Ditto.
10393 (*sync_compare_and_swap_cc<mode>): Ditto.
10394 (sync_double_compare_and_swap_cc<mode>): Ditto.
10395 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10396 (sync_old_add<mode>): Ditto.
10397 (sync_add<mode>): Ditto.
10398 (sync_sub<mode>): Ditto.
10399 (sync_ior<mode>): Ditto.
10400 (sync_and<mode>): Ditto.
10401 (sync_xor<mode>): Ditto.
10403 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10405 PR middle-end/32897
10406 * reload.c (find_reloads): Check that the memory returned by
10407 find_reloads_toplev was not the result of forcing a constant
10409 (find_reloads_toplev): Always use simplify_gen_subreg to get
10410 the subreg of a constant. If the result is also a constant,
10411 but not a legitimate one, force it into the constant pool
10412 and reload its address.
10414 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10416 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10419 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10421 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10422 directive for the current vector ABI.
10424 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10427 * caller-save.c (reg_save_code): Set invalide status on restore code.
10429 2007-08-15 Diego Novillo <dnovillo@google.com>
10431 * tree-ssa-alias.c (compute_memory_partitions): Use
10432 alias_bitmap_obstack to allocate bitmaps.
10433 (reset_alias_info): Factor out of init_alias_info.
10434 Mark all name tags not associated to an SSA name for renaming.
10435 (init_alias_info): Call it.
10436 (create_name_tags): Tidy. Add comments.
10437 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10439 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10441 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10442 scheduler dependencies.
10444 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10446 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10447 "register_operand".
10448 (*iorsi_1_zext): Likewise.
10449 (*iorsi_1_zext_imm): Likewise.
10450 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10451 with "rm"/"xm" constraint.
10452 (sse2_vmsqrtv2df2): Likewise.
10454 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10456 PR middle-end/33074
10457 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10460 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10462 * tree-pass.h (PROP_pta): Removed.
10463 (TODO_rebuild_alias): New.
10464 (pass_may_alias): Removed.
10465 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10466 aliasing if we changed something.
10467 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10469 (pass_may_alias): Removed.
10470 (create_structure_vars): Return TODO_rebuild_alias.
10471 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10472 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10474 (tree_sra_early): We never affect aliasing right now.
10475 * tree-flow.h (compute_may_aliases): New prototype.
10476 * passes.c: Remove pass_may_alias from the passes.
10477 (execute_function_todo): Support TODO_rebuild_alias.
10479 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10481 * i386.c: (legitimize_address): Move dllimported variable check
10482 infront of legitimizing pic address of CONST symbols.
10484 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10486 PR tree-optimization/32941
10487 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10488 (goto_queue_cmp): Remove.
10489 (find_goto_replacement): Change search method.
10490 (maybe_record_in_goto_queue): Add assert.
10491 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10492 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10494 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10496 * alias.c (component_uses_parent_alias_set): Constify.
10497 * alias.h (component_uses_parent_alias_set): Likewise.
10498 * cfgrtl.c (print_rtl_with_bb): Likewise.
10499 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10500 mpz_get_double_int): Likewise.
10501 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10502 mpz_get_double_int): Likewise.
10503 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10504 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10506 * expr.h (safe_from_p): Likewise.
10507 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10509 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10510 zero_sized_type, goa_lhs_expr_p): Likewise.
10511 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10512 * rtl.h (print_rtl_with_bb): Likewise.
10513 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10514 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10515 * tree-flow-inline.h (bb_stmt_list): Constify.
10516 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10518 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10519 const_first_stmt, const_last_stmt): New.
10520 (block_may_fallthru, empty_block_p): Constify.
10521 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10522 EXPR_ONLY_BODY): New.
10523 (expr_first, expr_last, expr_only): Use macro for body.
10524 (const_expr_first, const_expr_last, const_expr_only): New.
10525 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10526 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10527 ctsi_prev, ctsi_stmt): New.
10528 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10529 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10530 * tree-ssa-loop-niter.c (loop_only_exit_p,
10531 derive_constant_upper_bound): Likewise.
10532 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10533 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10534 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10535 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10536 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10537 * tree.c (get_type_static_bounds): Likewise.
10538 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10539 (get_type_static_bounds): Constify.
10541 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10544 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10545 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10546 (*<addsub><mode>3_cc_overflow): New.
10547 (*add<mode>3_cconly_overflow): New.
10548 (*sub<mode>3_cconly_overflow): New.
10549 (*<addsub>si3_zext_cc_overflow): New.
10550 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10551 CCCmode for LTU, GTU, LEU and GEU.
10552 (ix86_comparison_operator): Likewise.
10553 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10554 * config/i386/i386.c (put_condition_code): Support CCCmode.
10555 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10556 or MINUS expressions.
10558 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10561 * c-typeck.c (build_binary_op): Disallow vector float types with
10562 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10564 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10566 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10567 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10568 (dep_def): New typedef.
10569 (init_dep_1, sd_debug_dep): Declare functions.
10570 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10571 (debug_dep_links): Remove.
10572 (struct _deps_list): New field 'n_links'.
10573 (DEPS_LIST_N_LINKS): New macro.
10574 (FOR_EACH_DEP_LINK): Remove.
10575 (create_deps_list, free_deps_list, delete_deps_list): Remove
10577 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10578 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10579 (copy_deps_list_change_con, move_dep_link): Ditto.
10580 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10581 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10583 (INSN_BACK_DEPS): Remove.
10584 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10586 (INSN_DEP_COUNT): Remove.
10587 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10588 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10589 Declare global variables.
10590 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10591 (add_forw_dep, compute_forward_dependences): Remove declarations.
10592 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10593 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10594 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10596 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10598 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10599 (sd_list_types_def): New typedef.
10600 (sd_next_list): Declare function.
10601 (struct _sd_iterator): New type.
10602 (sd_iterator_def): New typedef.
10603 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10605 (FOR_EACH_DEP): New cycle wrapper.
10606 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10608 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10609 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10612 * sched-deps.c (init_dep_1): Make global.
10613 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10615 (dump_dep): New static function.
10616 (dump_dep_flags): New static variable.
10617 (sd_debug_dep): New function.
10618 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10620 (move_dep_link): Use remove_from_deps_list (), instead of
10621 detach_dep_link ().
10622 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10623 (dep_link_is_detached_p): New static function.
10624 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10626 (dn_pool, dl_pool): New alloc_pools.
10627 (dn_pool_diff, dl_pool_diff): New static variables.
10628 (create_dep_node, delete_dep_node): New static function.
10629 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10630 (deps_list_empty_p): Make it static. Use 'n_links' field.
10631 (deps_pools_are_empty_p): New static function.
10632 (alloc_deps_list, delete_deps_list): Remove.
10633 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10634 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10635 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10636 (forward_dependency_cache): Remove.
10637 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10638 'back' from the names. Change signature to use dep_t instead of
10640 (add_back_dep): Ditto. Make global.
10641 (check_dep_status): Rename to check_dep ().
10642 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10644 (sd_finish_insn): Ditto.
10645 (sd_find_dep_between_no_cache): New static function.
10646 (sd_find_dep_between): New function.
10647 (ask_dependency_caches, set_dependency_caches): New static functions.
10648 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10649 (add_or_update_dep_1): Separate pieces of functionality into
10650 ask_dependency_caches (), update_dependency_caches (),
10651 change_spec_dep_to_hard (), update_dep ().
10652 (get_back_and_forw_lists): New static function.
10653 (sd_add_dep): Separate setting of dependency caches into
10654 set_dependency_caches ().
10655 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10657 (sd_delete_dep): Ditto.
10658 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10659 (dump_lists): New static function.
10660 (sd_debug_lists): New debug function.
10661 (delete_all_dependences, fixup_sched_groups): Update to use
10662 sd_* infrastructure.
10663 (sched_analyze_2): Create data-speculative dependency only if
10664 data-speculation is enabled.
10665 (sched_analyze_insn): If insn cannot be speculative, make all its
10666 dependencies non-speculative.
10667 (sched_analyze): Use sd_init_insn ().
10668 (add_forw_dep, compute_forward_dependencies): Remove.
10669 (delete_dep_nodes_in_back_deps): New static function.
10670 (sched_free_deps): New function.
10671 (init_dependency_caches): Init alloc_pools.
10672 (extend_depedency_caches): Update after removing of
10673 forward_dependency_cache.
10674 (free_dependency_caches): Ditto. Free alloc_pools.
10675 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10676 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10678 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10679 (add_dependence): Use init_dep ().
10680 (get_dep_weak_1): New static function.
10681 (get_dep_weak): Move logic to get_dep_weak_1 ().
10682 (dump_ds): New static function moved from haifa-sched.c:
10683 debug_spec_status ().
10684 (debug_ds): New debug function.
10685 (check_dep_status): Rename to check_dep (). Update to check whole
10688 * haifa-sched.c (spec_info): Make global.
10689 (added_recovery_block_p): Rename to
10690 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10691 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10692 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10693 to use new interfaces.
10694 (ok_for_early_queue_removal): Ditto.
10695 (schedule_block): Initialize logical uids of insns emitted by the
10697 (sched_init): Initialize new variable.
10698 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10700 (extend_global): Initialize insn data.
10701 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10702 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10704 (add_to_speculative_block): Update to use new interfaces.
10705 (create_recovery_block): Set new variables.
10706 (create_check_block_twin, fix_recovery_deps): Update to use new
10708 (sched_insn_is_legitimate_for_speculation_p): New function.
10709 (speculate_insn): Move checking logic to
10710 sched_insn_is_legitimate_for_speculation_p ().
10711 (sched_remove_insn): Finalize sched-deps information of instruction.
10712 (clear_priorities, add_jump_dependencies): Update to use new
10714 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10716 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10717 to use new interfaces.
10718 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10719 (new_ready): Try to use control speculation only if it is available.
10720 (add_branch_dependences): Update to use new interfaces.
10721 (compute_block_backward_dependences): Rename to
10722 compute_block_dependences (). Call
10723 targetm.sched.dependencies_evaluation_hook ().
10724 (free_block_dependencies): New static function.
10725 (debug_dependencies): Update to use new interfaces.
10726 (schedule_region): Remove separate computation of forward dependencies.
10727 Move call of targetm.sched.dependencies_evaluation_hook () to
10728 compute_block_dependences (). Free dependencies at the end of
10729 scheduling the region.
10731 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10733 (add_deps_for_risky_insns): Ditto.
10734 (schedule_ebb): Remove separate computation of forward dependencies.
10735 Free dependencies at the end of scheduling the ebb.
10737 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10738 (build_intra_loop_deps): Ditto. Remove separate computation of
10739 forward dependencies. Free sched-deps dependencies.
10741 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10742 to use new interfaces.
10743 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10745 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10747 (is_costly_group): Ditto.
10749 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10751 * alias.c (rtx_equal_for_memref_p): Constify.
10752 * basic-block.h (const_edge, const_basic_block): New.
10753 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10754 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10755 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10756 probably_never_executed_bb_p, edge_probability_reliable_p,
10757 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10758 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10760 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10761 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10763 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10764 flow_nodes_print, dfs_enumerate_from): Likewise.
10765 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10766 control_flow_insn_p, count_basic_blocks): Likewise.
10767 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10768 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10769 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10770 average_num_loop_insns, loop_exit_edge_p,
10771 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10772 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10773 average_num_loop_insns, seq_cost): Likewise.
10774 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10775 * dominance.c (dominated_by_p): Likewise.
10776 * emit-rtl.c (validate_subreg): Likewise.
10777 * except.c (can_throw_internal, can_throw_external): Likewise.
10778 * except.h (can_throw_internal, can_throw_external): Likewise.
10779 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10780 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10781 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10782 simple_mem, store_ops_ok, load_kills_store, find_loads,
10783 store_killed_in_insn, store_killed_after, store_killed_before,
10784 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10786 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10787 noce_mem_write_may_trap_or_fault_p): Likewise.
10788 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10790 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10792 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10793 probably_cold_bb_p, probably_never_executed_bb_p,
10794 edge_probability_reliable_p, br_prob_note_reliable_p,
10795 can_predict_insn_p): Likewise.
10796 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10797 * resource.c (return_insn_p): Likewise.
10798 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10800 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10801 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10802 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10803 verify_gimple_modify_stmt): Likewise.
10804 * tree-chrec.c (is_not_constant_evolution,
10805 is_multivariate_chrec_rec, is_multivariate_chrec,
10806 chrec_contains_symbols, chrec_contains_undetermined,
10807 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10808 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10809 eq_evolutions_p, scev_direction): Likewise.
10810 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10811 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10812 chrec_contains_symbols_defined_in_loop,
10813 chrec_contains_undetermined, tree_contains_chrecs,
10814 evolution_function_is_affine_multivariate_p,
10815 evolution_function_is_univariate_p, chrec_zerop,
10816 evolution_function_is_constant_p, evolution_function_is_affine_p,
10817 evolution_function_is_affine_or_constant_p,
10818 tree_does_not_contain_chrecs, chrec_type): Likewise.
10819 * tree-data-ref.c (tree_fold_divides_p,
10820 object_address_invariant_in_loop_p, dr_may_alias_p,
10821 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10822 same_access_functions, constant_access_functions,
10823 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10825 * tree-flow.h (scev_direction): Likewise.
10826 * tree-gimple.c (is_gimple_stmt): Likewise.
10827 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10829 * tree-pretty-print.c (op_prio): Likewise.
10830 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10831 analyzable_condition, backedge_phi_arg_p): Likewise.
10832 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10833 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10834 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10837 2007-08-13 Dan Hipschman <dsh@google.com>
10840 * c-format.c (check_format_arg): Move check for zero-length
10841 format strings below the check for unterminated strings.
10843 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10846 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10849 2007-08-13 Nick Clifton <nickc@redhat.com>
10851 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10853 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10856 * c-format.c (gcc_gfc_length_specs): New array.
10857 (gcc_gfc_char_table): Add unsigned specifier, and references to
10858 the l length modifier.
10859 (format_types_orig): Use the new gcc_gfc_length_specs.
10861 2007-08-12 Sa Liu <saliu@de.ibm.com>
10863 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10864 and with REG_RETVAL note after split.
10866 2007-08-11 David Daney <ddaney@avtrex.com>
10868 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10869 as ATTRIBUTE_UNUSED.
10871 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10872 Segher Boessenkool <segher@kernel.crashing.org>
10874 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10875 HAVE_LOCAL_CPU_DETECT not defined.
10877 2007-08-11 Jan Hubicka <jh@suse.cz>
10879 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10880 (cgraph_process_new_functions): Honor previous value of
10881 disregard_inline_limits.
10882 * ipa-inline.c (compute_inline_parameters): Likewise.
10884 2007-08-11 Ian Lance Taylor <iant@google.com>
10886 * alias.h (alias_set_type): Define new type.
10887 (ALIAS_SET_MEMORY_BARRIER): Use it.
10888 * rtl.h: Include alias.h.
10889 (struct mem_attrs): Use alias_set_type.
10890 * tree.h: Include alias.h
10891 (struct tree_type): Use alias_set_type.
10892 (struct tree_struct_field_tag): Likewise.
10893 (struct tree_decl_common): Likewise.
10894 * alias.c (struct alias_set_entry): Use alias_set_type.
10895 (get_alias_set_entry, alias_set_subset_of): Likewise.
10896 (alias_sets_conflict_p): Likewise.
10897 (alias_sets_must_conflict_p): Likewise.
10898 (objects_must_conflict_p): Likewise.
10899 (get_alias_set, new_alias_set): Likewise.
10900 (record_alias_subset, record_component_aliases): Likewise.
10901 (varargs_set, frame_set): Change to alias_set_type.
10902 (get_varargs_alias_set): Use alias_set_type.
10903 (get_frame_alias_set): Likewise.
10904 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10905 * dse.c (struct store_info): Use alias_set_type.
10906 (struct read_info, struct clear_alias_mode_holder): Likewise.
10907 (clear_alias_set_lookup, canon_address): Likewise.
10908 (record_store, check_mem_read_rtx): Likewise.
10909 (dse_record_singleton_alias_set): Likewise.
10910 (dse_invalidate_singleton_alias_set): Likewise.
10911 * emit-rtl.c (get_mem_attrs): Likewise.
10912 (set_mem_attributes_minus_bitpos): Likewise.
10913 (set_mem_alias_set): Likewise.
10914 * expr.c (store_constructor_field, store_field): Likewise.
10915 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10916 * langhooks.c (lhd_get_alias_set): Likewise.
10917 * langhooks-def.h (lhd_get_alias_set): Likewise.
10918 * reload1.c (alter_reg): Likewise.
10919 * tree-flow.h (struct fieldoff): Likewise.
10920 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10921 (may_alias_p, get_smt_for, create_sft): Likewise.
10922 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10923 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10924 (merge_smts_into): Likewise.
10925 * varasm.c (const_alias_set): Likewise.
10926 * c-common.c (strict_aliasing_warning): Likewise.
10927 (c_common_get_alias_set): Likewise.
10928 * dse.h (dse_record_singleton_alias_set): Update declaration.
10929 (dse_invalidate_singleton_alias_set): Likewise.
10930 * emit-rtl.h (set_mem_alias_set): Likewise.
10931 * c-common.h (c_common_get_alias_set): Likewise.
10932 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10933 * print-tree.c (print_node): Likewise.
10934 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10936 (alpha_setup_incoming_varargs): Use alias_set_type.
10937 * config/i386/i386.c (setup_incoming_varargs_64): Use
10939 (setup_incoming_varargs_ms_64): Likewise.
10940 (ix86_GOT_alias_set): Likewise.
10941 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10942 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10943 (set): Change to alias_set_type.
10944 (get_TOC_alias_set): Use alias_set_type.
10945 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10947 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10948 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10950 (struct_value_alias_set): Likewise.
10951 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10953 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10955 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10956 * config/vxworks.h (TARGET_VXWORKS): Override.
10957 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10958 "mips" if TARGET_VXWORKS.
10960 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10962 * calls.c (avoid_likely_spilled_reg): New function.
10963 (expand_call): Use it.
10965 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10967 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10969 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10971 * config/mips/predicates.md (const_call_insn_operand): Invoke
10972 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10974 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10977 * config/rs6000/driver-rs6000.c: Include link.h.
10978 Use ElfW instead of wordsize-specif typedef.
10980 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10982 * system.h (CONST_CAST): New.
10983 * c-decl.c (c_make_fname_decl): Use it.
10984 * c-lex.c (cb_ident, lex_string): Likewise.
10985 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10986 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10987 give_switch, set_multilib_dir): Likewise.
10988 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10989 * passes.c (execute_one_pass): Likewise.
10990 * prefix.c (update_path): Likewise.
10991 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10992 * tree.c (build_string): Likewise.
10994 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10996 * tree-flow-inline.h (is_exec_stmt): Remove.
10997 (is_label_stmt): Remove.
10998 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11001 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11003 * lower-subreg.c (resolve_shift_zext): Don't adjust
11004 src_reg_num for wordmode operands.
11006 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11007 David Ung <davidu@mips.com>
11009 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11010 (TARGET_SCHED_REORDER2): Define.
11011 (mips_maybe_swap_ready): New.
11012 (mips_last_74k_agen_insn): New.
11013 (mips_74k_agen_init): New.
11014 (mips_74k_agen_reorder): New function to group loads and stores
11015 in the ready queue.
11016 (mips_sched_init): New.
11017 (mips_sched_reorder): Don't do initialization here. Call
11018 mips_74k_agen_reorder.
11019 (mips_variable_issue): Call mips_74k_agen_init.
11021 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11023 * tree-flow-inline.h (get_filename): Remove.
11025 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11027 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11029 (mips_fetch_insns): Delete in favor of...
11030 (mips_load_store_insns): ...this new function.
11031 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11032 to say whether multiword moves _might_ be split.
11033 (mips_fetch_insns): Delete in favor of...
11034 (mips_load_store_insns): ...this new function.
11035 (mips_rtx_costs): Update the call to mips_address_insns.
11036 (mips_address_cost): Likewise.
11037 * config/mips/mips.md (length): Use mips_load_store_insns instead
11038 of mips_fetch_insns.
11039 * config/mips/constraints.md (R): Use mips_address_insns rather
11040 than mips_fetch_insns. Assume that the move never needs to be split.
11042 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11044 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11045 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11046 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11047 * config/mips/mips.h (mips16_hard_float): Delete.
11048 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11049 definitions, and replace with....
11050 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11051 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11052 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11053 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11054 (override_options): Replace MASK_SOFT_FLOAT references with
11055 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11056 and mips16_hard_float when TARGET_MIPS16.
11058 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11061 * c-typeck.c (build_binary_op): Check for non pointer types before
11062 calling int_fits_type_p.
11064 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11066 PR middle-end/32813
11067 * fold-const.c (omit_one_operand): Return only the ommitted expression
11068 if the result is an empty statement.
11069 (pedantic_omit_one_operand): Likewise.
11071 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11073 * c-typeck.c (readonly_error): Improve error for assignment.
11075 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11077 (pp_c_expression): Ditto.
11079 2007-08-09 Simon Baldwin <simonb@google.com>
11081 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11082 break that was preventing simplify_associative_operation() for xor.
11084 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11085 Nigel Stephens <nigel@mips.com>
11087 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11088 Document change in interpretation of value from boolean to
11090 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11091 ffs and ctz using clz.
11092 (expand_unop): Call them.
11093 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11095 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11096 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11097 enable the new ffs expansion on this target.
11099 2007-08-09 Jan Hubicka <jh@suse.cz>
11101 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11102 (expand_ternary_op): Likewise.
11103 (expand_vec_shift_expr): Likewise.
11104 (expand_binop_directly): Likewise.
11105 (expand_binop): Likewise.
11106 (sign_expand_binop): Likewise.
11107 (expand_twoval_unop): Likewise.
11108 (expand_twoval_binop): Likewise.
11109 (expand_twoval_binop_libfunc): Likewise.
11110 (widen_clz): Likewise.
11111 (widen_bswap): Likewise.
11112 (expand_parity): Likewise.
11113 (expand_unop): Likewise.
11114 (expand_abs_nojump): Likewise.
11115 (expand_copysign): Likewise.
11116 (emit_no_conflict_block): Likewise.
11117 (emit_libcall_block): Likewise.
11118 (can_compare_p): Likewise.
11119 (prepare_cmp_insn): Likewise.
11120 (emit_cmp_and_jump_insn_1): Likewise.
11121 (prepare_float_lib_cmp): Likewise.
11122 (emit_conditional_add): Likewise.
11123 (gen_add2_insn): Likewise.
11124 (have_add2_insn): Likewise.
11125 (gen_sub2_insn): Likewise.
11126 (have_sub2_insn): Likewise.
11127 (can_extend_p): Likewise.
11128 (can_fix_p): Likewise.
11129 (can_float_p): Likewise.
11130 (expand_float): Likewise.
11131 (expand_fix): Likewise.
11132 (expand_sfix_optab): Likewise.
11133 (new_optab): Likewise.
11134 (new_convert_optab): Likewise.
11135 (init_libfuncs): Likewise.
11136 (init_interclass_conv_libfuncs): Likewise.
11137 (init_intraclass_conv_libfuncs): Likewise.
11138 (set_conv_libfunc): Likewise.
11139 (init_optabs): Likewise.
11140 (debug_optab_libfuncs): Likewise.
11141 (gen_cond_trap): Likewise.
11142 * optabs.h (optab_handler, convert_optab_hanlder): New.
11143 * genopinit.c: Update optabs generation table.
11144 * reload.c (find_reloads_address_1): Use optabs accestors.
11145 * builtins.c (expand_builtin_mathfn): Likewise.
11146 (expand_builtin_mathfn_2): Likewise.
11147 (expand_builtin_mathfn_3): Likewise.
11148 (expand_builtin_interclass_mathfn): Likewise.
11149 (expand_builtin_sincos): Likewise.
11150 (expand_builtin_cexpi): Likewise.
11151 (expand_builtin_powi): Likewise.
11152 (expand_builtin_strlen): Likewise.
11153 * dojump.c (do_jump): Likewise.
11154 * expr.c (convert_move): Likewise.
11155 (move_by_pieces): Likewise.
11156 (move_by_pieces_ninsns): Likewise.
11157 (can_store_by_pieces): Likewise.
11158 (store_by_pieces_1): Likewise.
11159 (emit_move_via_integer): Likewise.
11160 (emit_move_complex): Likewise.
11161 (emit_move_ccmode): Likewise.
11162 (emit_move_insn_1): Likewise.
11163 (emit_single_push_insn): Likewise.
11164 (store_constructor): Likewise.
11165 (expand_expr_real_1): Likewise.
11166 (do_store_flag): Likewise.
11167 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11168 (enumerate_modes): Likewise.
11169 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11170 (supportable_widening_operation): Likewise.
11171 (supportable_narrowing_operation): Likewise.
11172 * expmed.c (store_bit_field_1): Likewise.
11173 (extract_bit_field_1): Likewise.
11174 (expand_mult_highpart_optab): Likewise.
11175 (expand_smod_pow2): Likewise.
11176 (expand_divmod): Likewise.
11177 (emit_store_flag): Likewise.
11178 * tree-vect-patterns.c
11179 (vect_pattern_recog_1): Likewise.
11180 * tree-ssa-loop-prefetch.c
11181 (nontemporal_store_p): Likewise.
11182 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11183 (vect_create_epilog_for_reduction): Likewise.
11184 (vectorizable_reduction): Likewise.
11185 (vectorizable_operation): Likewise.
11186 (vect_strided_store_supported): Likewise.
11187 (vectorizable_store): Likewise.
11188 (vect_strided_load_supported): Likewise.
11189 (vectorizable_load): Likewise.
11190 * combine.c (simplify_comparison): Likewise.
11191 * tree-vect-generic.c
11192 (type_for_widest_vector_mode): Likewise.
11193 (expand_vector_operations_1): Likewise.
11194 * config/spu/spu.c (spu_expand_mov): Likewise.
11195 (spu_emit_vector_compare): Likewise.
11196 * config/rs6000/rs6000.c
11197 (rs6000_emit_vector_compare): Likewise.
11198 * stmt.c (add_case_node): Likewise.
11199 * reload1.c (gen_reload):
11201 2007-08-09 Michael Matz <matz@suse.de>
11203 * tree.h (fixed_zerop): Declare as taking a const_tree.
11204 * tree.c (fixed_zerop): Take a const_tree.
11206 2007-08-09 Ira Rosen <irar@il.ibm.com>
11208 * tree-vect-transform.c (vectorizable_store): Remove call to
11209 copy_virtual_operands() and call mark_symbols_for_renaming() for
11210 the created vector store.
11211 (vect_setup_realignment): Don't call copy_virtual_operands() and
11212 update_vuses_to_preheader().
11213 (vectorizable_load): Don't call copy_virtual_operands().
11214 (update_vuses_to_preheader): Remove.
11216 2007-08-08 Chao-ying Fu <fu@mips.com>
11218 * tree.def (FIXED_POINT_TYPE): New type.
11219 (FIXED_CST): New constant.
11220 (FIXED_CONVERT_EXPR): New expr.
11221 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11222 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11223 * tree.h (struct tree_base): Add saturating_flag.
11224 Remove one bit of spare for saturating_flag.
11225 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11226 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11227 FIXED_POINT_TYPE_P): Define.
11228 (TYPE_SATURATING): Define.
11229 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11230 (struct tree_fixed_cst): New.
11231 (TYPE_IBIT, TYPE_FBIT): Define.
11232 (tree_node): Add fixed_cst.
11233 (enum tree_index): Add new enumeration values of
11234 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11235 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11236 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11237 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11238 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11239 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11240 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11241 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11242 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11243 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11244 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11245 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11246 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11247 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11248 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11249 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11250 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11251 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11252 (sat_short_fract_type_node, sat_fract_type_node,
11253 sat_long_fract_type_node, sat_long_long_fract_type_node,
11254 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11255 sat_unsigned_long_fract_type_node,
11256 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11257 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11258 unsigned_short_fract_type_node, unsigned_fract_type_node,
11259 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11260 sat_short_accum_type_node, sat_accum_type_node,
11261 sat_long_accum_type_node, sat_long_long_accum_type_node,
11262 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11263 sat_unsigned_long_accum_type_node,
11264 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11265 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11266 unsigned_short_accum_type_node, unsigned_accum_type_node,
11267 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11268 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11269 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11270 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11271 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11272 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11273 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11274 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11275 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11276 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11277 sat_uda_type_node, sat_uta_type_node): New macro.
11278 (make_fract_type, make_accum_type): Declare.
11279 (make_signed_fract_type, make_unsigned_fract_type,
11280 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11281 make_signed_accum_type, make_unsigned_accum_type,
11282 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11283 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11284 make_or_reuse_sat_signed_fract_type,
11285 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11286 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11287 make_or_reuse_sat_unsigned_accum_type): New macro.
11288 (fixed_zerop): Declare.
11289 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11290 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11291 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11292 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11293 * treestruct.def: Add TS_FIXED_CST.
11294 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11295 (tree.o): Likewise.
11296 (tree-dump.o): Likewise.
11297 (print-tree.o): Likewise.
11298 (tree-pretty-print.o): Likewise.
11299 (fold-const.o): Likewise.
11300 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11301 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11302 (is_gimple_min_invariant): Handle FIXED_CST.
11303 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11304 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11305 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11306 (layout_type): Handle FIXED_POINT_TYPE.
11307 (make_fract_type, make_accum_type): New functions.
11308 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11309 * tree-dump.c (fixed-value.h): New include.
11310 (dump_fixed): New function.
11311 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11312 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11313 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11314 * tree-pretty-print.c (fixed-value.h): New include.
11315 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11316 FIXED_CONVERT_EXPR.
11317 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11318 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11319 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11320 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11321 for non-saturating fixed-point types.
11322 (reassociate_bb): Likewise.
11323 * emit-rtl.c (fixed-value.h): New include.
11324 (fconst0, fconst1): New array.
11325 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11326 * tree-vect-generic.c expand_vector_operation): Support
11327 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11328 MODE_VECTOR_UACCUM.
11329 (type_for_widest_vector_mode): Add one parameter for the
11331 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11333 Pass the satp parameter to type_for_mode for fixed-point types.
11334 (expand_vector_operations_1): Pass the saturating flag to
11335 type_for_widest_vector_mode.
11336 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11337 and MODE_VECTOR_UACCUM.
11338 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11339 (vectorizable_condition): Likewise.
11340 * tree.c (fixed-value.h): New include.
11341 (tree_code_size): Support FIXED_CST.
11342 (build_fixed): New function.
11343 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11344 (fixed_zerop): New function.
11345 (tree_node_structure): Support FIXED_CST.
11346 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11347 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11348 (type_hash_eq): Handle FIXED_POINT_TYPE.
11349 (simple_cst_equal): Support FIXED_CST.
11350 (iterative_hash_expr): Handle FIXED_CST.
11351 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11352 (get_narrower): Likewise.
11353 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11354 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11355 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11356 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11358 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11359 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11360 (initializer_zerop): Support FIXED_CST.
11361 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11362 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11363 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11364 (is_base_type): Handle FIXED_POINT_TYPE.
11365 (add_type_attribute): Handle FIXED_POINT_TYPE.
11366 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11367 * print-tree.c (fixed-value.h): New include.
11368 (print_node_brief): Support FIXED_CST.
11369 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11370 * c-pretty-print.c (fixed-value.h): New include.
11371 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11372 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11373 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11374 Support fixed-point types for inner items in VECTOR_TYPE.
11375 (pp_c_direct_declarator): Likewise.
11376 (pp_c_declarator): Likewise.
11377 (pp_c_fixed_constant): New function.
11378 (pp_c_constant): Handle FIXED_CST.
11379 (pp_c_primary_expression): Likewise.
11380 (pp_c_expression): Likewise.
11381 * fold-const.c (fixed-value.h): New include.
11382 (negate_expr_p): Return true for FIXED_CST.
11383 (fold_negate_expr): Support FIXED_CST.
11384 (split_tree): Support FIXED_CST.
11385 (const_binop): Support FIXED_CST.
11386 (fold_convert_const_int_from_fixed): New function to convert from
11388 (fold_convert_const_real_from_fixed): New function to convert from
11390 (fold_convert_const_fixed_from_fixed): New function to convert from
11391 fixed to another fixed.
11392 (fold_convert_const_fixed_from_int): New function to convert from
11394 (fold_convert_const_fixed_from_real): New function to convert from
11396 (fold_convert_const): Support conversions from fixed to int, from
11397 fixed to real, from fixed to fixed, from int to fixed, and from real
11399 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11400 (operand_equal_p): Support FIXED_CST.
11401 (make_range): For fixed-point modes, we need to pass the
11402 saturating flag as the 2nd parameter.
11403 (tree_swap_operands_p): Handle FIXED_CST.
11404 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11406 (fold_unary): Support FIXED_CONVERT_EXPR.
11407 (fold_binary): Handle FIXED_CST.
11408 Make sure the type is not saturating, before associating operations.
11409 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11410 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11411 (fold_negate_const): Support FIXED_CST.
11412 (fold_relational_const): Support FIXED_CST.
11413 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11414 (gimplify_expr): Handle FIXED_CST.
11415 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11416 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11417 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11418 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11419 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11420 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11421 LONG_LONG_ACCUM_TYPE_SIZE.
11422 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11423 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11424 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11425 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11426 MODE_ACCUM, and MODE_UACCUM.
11427 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11428 fixed-point types to disable reduction.
11429 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11431 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11433 * config/rs6000/x-rs6000: New file.
11434 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11435 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11436 (EXTRA_SPEC_FUNCTIONS): Define.
11437 (HAVE_LOCAL_CPU_DETECT): Define.
11438 (CC1_CPU_SPEC): Define.
11439 * config/rs6000/driver-rs6000.c: New file.
11440 * config/rs6000/aix.h (CC1_SPEC): Define.
11441 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11442 * config.host: Add x-rs6000 to host_xmake_file if host and target
11443 are rs6000 or powerpc.
11445 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11447 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11449 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11450 Sandra Loosemore <sandra@codesourcery.com>
11451 Chao-ying Fu <fu@mips.com>
11452 Nigel Stephens <nigel@mips.com>
11453 David Ung <davidu@mips.com>
11455 * doc/invoke.texi (-mcode-readable): Document.
11456 * config/mips/mips.opt (mcode-readable): New option.
11457 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11458 * config/mips/mips.h (mips_code_readable_setting): New enum.
11459 (mips_code_readable): Declare.
11460 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11461 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11462 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11463 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11464 boiler-plate comments.
11465 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11466 * config/mips/mips.c (mips_code_readable): New variable.
11467 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11468 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11469 context and -mcode-readable setting to restrict the use of
11470 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11471 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11472 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11473 (mips_blocks_for_constant_p): Only return false for
11474 TARGET_MIPS16_PCREL_LOADS.
11475 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11476 for MIPS16. Handle SYMBOL_32_HIGH.
11477 (mips_const_insns): Allow HIGHs for MIPS16 too.
11478 (mips_unspec_address_offset): New function, split out from...
11479 (mips_unspec_address): ...here.
11480 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11481 16-bit symbolic constants. Assert approropiate conditions for
11482 using the "la" and "dla" macros.
11483 (mips_handle_option): Handle -mcode-readable=.
11484 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11485 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11486 (mips_strip_unspec_address): New function, split out from...
11487 (print_operand_reloc): ...here.
11488 (print_operand): Pass constants through mips_strip_unspec_address.
11489 (print_operand_address): Likewise.
11490 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11491 (mips_select_rtx_section): Remove MIPS16 handling.
11492 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11493 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11494 (mips16_lay_out_constants): Do nothing unless
11495 TARGET_MIPS16_PCREL_LOADS.
11496 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11497 * config/mips/mips.md: Split HIGHs for MIPS16.
11498 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11500 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11502 * config/mips/mips-protos.h (mips_emit_move): Declare.
11503 * config/mips/mips.c (mips_emit_move): New function.
11504 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11505 (mips_legitimize_const_move): Likewise.
11506 (mips_legitimize_move): Likewise.
11507 (mips_split_64bit_move): Likewise.
11508 (mips_restore_gp): Likewise.
11509 (mips_load_call_address): Likewise.
11510 (mips_emit_fcc_reload): Likewise.
11511 (mips_set_return_address): Likewise.
11512 (mips_block_move_straight): Likewise.
11513 (mips_block_move_loop): Likewise.
11514 (mips_setup_incoming_varargs): Likewise.
11515 (mips_save_reg): Likewise.
11516 (mips_expand_prologue): Likewise.
11517 (mips_restore_reg): Likewise.
11518 (mips_expand_epilogue): Likewise.
11519 (mips_output_mi_thunk): Likewise.
11520 (build_mips16_call_stub): Likewise.
11521 (mips_builtin_branch_and_move): Likewise.
11522 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11523 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11524 (fixuns_truncdfdi2): Likewise.
11525 (fixuns_truncsfsi2): Likewise.
11526 (fixuns_truncsfdi2): Likewise.
11527 (loadgp_absolute): Likewise.
11528 (builtin_setjmp_setup): Likewise.
11529 (builtin_longjmp): Likewise.
11530 (untyped_call): Likewise.
11532 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11534 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11535 an "rtx *" argument. Return a bool.
11536 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11537 values and return true if they can be split. Take the same kind of
11538 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11539 and store the lo_sum there if nonnull. Use the symbol type to
11540 determine whether a $gp or HIGH is needed.
11541 (mips_legitimize_address): Update call to mips_split_symbol and
11542 simplify accordingly.
11543 (mips_legitimize_const_move): Likewise.
11544 * config/mips/mips.md: In the combine define_split,
11545 check mips_split_symbol instead of splittable_symbolic_operand.
11546 Update use of mips_split_symbol in the generator code.
11547 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11549 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11551 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11552 (mips_symbol_insns_1): New function, split out from...
11553 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11554 and stores separately from load addresses.
11555 (mips_classify_address): Replace uses of mips_symbolic_address_p
11556 with uses of mips_symbol_insns.
11557 (mips_address_insns): Update calls to mips_symbol_insns.
11558 (mips_const_insns): Likewise.
11559 (mips_legitimize_address): Likewise.
11561 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11563 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11564 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11565 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11566 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11567 non-call contexts if TARGET_MIPS16.
11568 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11569 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11570 code for SYMBOL_ABSOLUTE.
11571 (mips_symbol_insns): Likewise.
11573 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11575 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11576 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11577 (mips_symbolic_constant_p): Likewise. Update the call to
11578 mips_classify_symbol.
11579 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11580 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11581 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11582 (print_operand_reloc): Add a context argument. Update the call to
11583 mips_symbolic_constant_p.
11584 (print_operand): Update the calls to print_operand_reloc.
11585 (print_operand_address): Use print_operand_reloc rather than
11587 (mips_rewrite_small_data_p): Add a context argument. Update the call
11588 to mips_symbolic_constant_p.
11589 (mips_small_data_pattern_1): Make DATA the containing mem.
11590 Update the call to mips_rewrite_small_data_p.
11591 (mips_rewrite_small_data_1): Likewise.
11592 (mips_use_anchors_for_symbol_p): Update the call to
11593 mips_symbolic_constant_p.
11594 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11595 (splittable_symbolic_operand): Likewise.
11596 (move_operand): Likewise.
11597 (absolute_symbolic_operand): Likewise.
11598 (got_disp_operand): Likewise.
11599 (got_page_ofst_operand): Likewise.
11601 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11603 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11604 (SYMBOL_ABSOLUTE): ...this.
11605 (SYMBOL_SMALL_DATA): Rename to...
11606 (SYMBOL_GP_RELATIVE): ...this.
11607 (SYMBOL_CONSTANT_POOL): Rename to...
11608 (SYMBOL_PC_RELATIVE): ...this.
11609 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11610 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11611 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11612 after above changes.
11613 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11614 (general_symbolic_operand): Rename to...
11615 (absolute_symbolic_operand): ...this.
11616 * config/mips/mips.md: Update after above changes.
11618 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11619 Revital Eres <eres@il.ibm.com>
11621 * ddg.c (print_ddg): Add dump information.
11622 * modulo-sched.c (print_node_sched_params): Add parameter and
11624 (calculate_maxii): Remove function.
11625 (undo_generate_reg_moves): Likewise.
11626 (undo_permute_partial_schedule): Likewise.
11627 (kernel_number_of_cycles): Likewise.
11628 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11629 (sms_schedule): Use it. Remove profitability checks.
11630 (sms_schedule_by_order): Fix order of nodes within the cycle.
11632 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11634 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11635 -profile option, add pie support.
11636 (ENDFILE_SPEC): New spec.
11637 * config/gnu.h (LIB_SPEC): Add -profile option.
11639 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11641 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11642 * config/gnu.h (LIB_SPEC): Likewise.
11644 2007-08-07 Yaz Saito <saito@google.com>
11645 Ian Lance Taylor <iant@google.com>
11647 * common.opt (finstrument-functions-exclude-function-list): New
11649 (finstrument-functions-exclude-file-list): New option.
11650 * opts.c (char_p): Define and DEF_VEC.
11651 (flag_instrument_functions_exclude_functions): New static
11653 (flag_instrument_functions_exclude_files): New static variable.
11654 (add_instrument_functions_exclude_list): New static function.
11655 (flag_instrument_functions_exclude_p): New function.
11656 (common_handle_option): Handle new options.
11657 * flags.h (flag_instrument_functions_exclude_p): Declare.
11658 * gimplify.c (gimplify_function_tree): Call
11659 flag_instrument_functions_exclude_p.
11660 * doc/invoke.texi (Option Summary): Mention new options.
11661 (Code Gen Options): Document new options.
11663 2007-08-07 Ian Lance Taylor <iant@google.com>
11665 PR rtl-optimization/32776
11666 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11667 (resolve_use): Likewise.
11668 (decompose_multiword_subregs): Remove "changed" local variable.
11670 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11672 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11673 * configure: Regenerate.
11674 * config.in: Regenerate.
11675 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11678 2007-08-07 Ian Lance Taylor <iant@google.com>
11680 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11681 note, just delete the insn.
11683 2007-08-07 Andreas Schwab <schwab@suse.de>
11686 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11689 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11691 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11692 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11693 (decompose_multiword_subregs): Use the functions above to decompose
11694 multiword shifts and zero-extends.
11696 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11698 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11699 "assemble" descriptions which were swapped.
11701 2007-08-06 Chao-ying Fu <fu@mips.com>
11703 * fixed-value.h: New file.
11704 * fixed-value.c: New file.
11705 * Makefile.in (OBJS-common): Add fixed-value.o.
11706 (fixed-value.o): New rule.
11707 (GTFILES): Add fixed-value.h.
11708 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11709 to compare a.low and b.low.
11710 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11712 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11713 Daniel Jacobowitz <dan@codesourcery.com>
11716 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11718 (x86_64-*-netbsd*): Likewise.
11719 (x86_64-*-linux*): Likewise.
11720 (x86_64-*-kfreebsd*-gnu): Likewise.
11721 (x86_64-*-knetbsd*-gnu): Likewise.
11722 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11724 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11726 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11727 Add -fno-asynchronous-unwind-tables.
11729 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11730 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11731 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11732 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11733 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11735 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11737 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11738 (TARGET_C_MODE_FOR_SUFFIX): New.
11740 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11742 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11744 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11746 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11748 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11750 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11751 before checking function returns in conditional expressions.
11753 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11756 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11758 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11760 PR middle-end/32988
11761 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11762 for INTEGRAL_TYPE_P.
11764 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11766 * configure.ac: Remove --enable-checking=df from default settings.
11767 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11768 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11769 if the parameter is true.
11770 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11771 DF_VERIFY_SCHEDULED flag is true.
11772 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11773 (df_finish_pass): Adjust prototype.
11774 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11777 * see.c (pass_see): Add TODO_df_verify.
11778 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11779 * global.c (rest_of_handle_global_alloc): Schedule verification
11781 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11783 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11784 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11785 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11787 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11788 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11789 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11791 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11792 Revital Eres <eres@il.ibm.com>
11794 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11796 * ddg.c (create_ddg_dependence): Rename to...
11797 (create_ddg_dep_from_intra_loop_link): This. Do not check
11798 for interloop edges. Do not create anti dependence edge when
11799 a true dependence edge exists in the opposite direction and
11800 -fmodulo-sched-allow-regmoves is set.
11801 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11802 (add_cross_iteration_register_deps): Create anti dependence edge
11803 when -fno-modulo-sched-allow-regmoves is set.
11804 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11806 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11808 * config/arm/arm.md (movsi): Add braces.
11810 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11812 PR middle-end/32780
11813 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11814 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11817 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11819 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11820 state accessor functions.
11821 * cfgloopmanip.c (remove_path, create_preheaders,
11822 force_single_succ_latches, fix_loop_structure): Ditto.
11823 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11824 tree_duplicate_loop_to_header_edge): Ditto.
11825 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11826 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11828 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11829 cleanup_tree_cfg): Ditto.
11830 * tree-cfg.c (tree_merge_blocks): Ditto.
11831 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11832 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11833 loop_preheader_edge, single_exit): Ditto.
11834 (flow_loops_find): Do not clear loops->state.
11835 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11836 loops_state_clear): New functions.
11838 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11840 PR middle-end/32399
11841 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11842 when adding to the base and convert ELT to sizetype instead of type.
11844 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11846 PR middle-end/32304
11847 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11848 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11850 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11852 PR middle-end/32935
11853 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11854 correct type the negate expression.
11856 2007-08-03 Jan Hubicka <jh@suse.cz>
11858 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11861 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11863 * config/rs6000/rs6000.c (struct processor_cost): Change
11864 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11865 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11867 (rios1_costs, rios2_cost): Correct cache line size.
11868 (rs6000_override_options): Set l2-cache-size parameter.
11870 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11871 Diego Novillo <dnovillo@google.com>
11874 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11875 if the range includes 0.
11877 2007-08-03 Ben Elliston <bje@au.ibm.com>
11879 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11880 mode to unspec expressions to silence a warning from the generator
11883 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11885 * config/ia64/constraints.md ("U"): Make constraint vector only.
11887 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11889 PR middle-end/25446
11890 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11891 always_inline attribute on the function decl.
11893 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11895 PR middle-end/25445
11896 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11897 if we are compiling with -fPIC.
11899 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11900 Nigel Stephens <nigel@mips.com>
11902 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11903 Define for MIPS32 and MIPS64.
11905 2007-08-02 Nick Clifton <nickc@redhat.com>
11907 * config/host-hpux.c: Change copyright header to refer to version
11908 3 of the GNU General Public License and to point readers at the
11909 COPYING3 file and the FSF's license web page.
11910 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11911 config/alpha/linux.h, config/alpha/alpha.opt,
11912 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11913 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11914 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11915 config/alpha/alpha.h, config/alpha/sync.md,
11916 config/alpha/openbsd.h, config/alpha/alpha.md,
11917 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11918 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11919 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11920 config/alpha/constraints.md, config/alpha/osf.h,
11921 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11922 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11923 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11924 config/frv/frv-asm.h, config/frv/frv-protos.h,
11925 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11926 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11927 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11928 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11929 config/s390/s390.opt, config/s390/s390-modes.def,
11930 config/s390/fixdfdi.h, config/s390/constraints.md,
11931 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11932 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11933 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11934 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11935 config/m32c/prologue.md, config/m32c/m32c.abi,
11936 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11937 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11938 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11939 config/m32c/jump.md, config/m32c/shift.md,
11940 config/m32c/m32c-protos.h, config/libgloss.h,
11941 config/spu/spu-protos.h, config/spu/predicates.md,
11942 config/spu/spu-builtins.h, config/spu/spu.c,
11943 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11944 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11945 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11946 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11947 config/sparc/hypersparc.md, config/sparc/predicates.md,
11948 config/sparc/linux.h, config/sparc/sp64-elf.h,
11949 config/sparc/supersparc.md, config/sparc/cypress.md,
11950 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11951 config/sparc/niagara.md, config/sparc/sparc.md,
11952 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11953 config/sparc/sparc.opt, config/sparc/sync.md,
11954 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11955 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11956 config/sparc/sparc.c, config/sparc/little-endian.opt,
11957 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11958 config/sparc/linux64.h, config/sparc/freebsd.h,
11959 config/sparc/sol2.h, config/sparc/rtemself.h,
11960 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11961 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11962 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11963 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11964 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11965 config/m32r/linux.h, config/m32r/constraints.md,
11966 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11967 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11968 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11969 config/i386/i386.md, config/i386/netware-crt0.c,
11970 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11971 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11972 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11973 config/i386/sol2.h, config/i386/constraints.md,
11974 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11975 config/i386/predicates.md, config/i386/geode.md,
11976 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11977 config/i386/freebsd64.h, config/i386/vxworksae.h,
11978 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11979 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11980 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11981 config/i386/netware.h, config/i386/i386-modes.def,
11982 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11983 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11984 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11985 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11986 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11987 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11988 config/i386/xm-mingw32.h, config/i386/linux64.h,
11989 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11990 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11991 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11992 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11993 config/i386/cygwin2.c, config/i386/i386-protos.h,
11994 config/i386/sync.md, config/i386/openbsd.h,
11995 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11996 config/i386/nto.h, config/i386/biarch64.h,
11997 config/i386/i386-coff.h, config/i386/freebsd.h,
11998 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11999 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12000 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12001 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12002 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12003 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12004 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12005 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12006 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12007 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12008 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12009 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12010 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12011 config/sh/superh64.h, config/sh/rtemself.h,
12012 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12013 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12014 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12015 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12016 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12017 config/avr/predicates.md, config/avr/constraints.md,
12018 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12019 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12020 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12021 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12022 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12023 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12024 config/c4x/predicates.md, config/c4x/c4x.h,
12025 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12026 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12027 config/xtensa/linux.h, config/xtensa/xtensa.h,
12028 config/xtensa/elf.h, config/xtensa/xtensa.md,
12029 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12030 config/xtensa/xtensa-protos.h, config/dbx.h,
12031 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12032 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12033 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12034 config/host-solaris.c, config/fr30/fr30.h,
12035 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12036 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12037 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12038 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12039 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12040 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12041 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12042 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12043 config/cris/predicates.md, config/cris/linux.h,
12044 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12045 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12046 config/cris/aout.opt, config/cris/cris-protos.h,
12047 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12048 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12049 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12050 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12051 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12052 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12053 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12054 config/chorus.h, config/mn10300/mn10300.c,
12055 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12056 config/mn10300/mn10300.h, config/mn10300/linux.h,
12057 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12058 config/mn10300/mn10300.md, config/ia64/predicates.md,
12059 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12060 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12061 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12062 config/ia64/freebsd.h, config/ia64/ia64.md,
12063 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12064 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12065 config/gofast.h, config/rtems.h, config/sol2-10.h,
12066 config/m68k/predicates.md, config/m68k/m68k.md,
12067 config/m68k/linux.h, config/m68k/m68k-modes.def,
12068 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12069 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12070 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12071 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12072 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12073 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12074 config/m68k/constraints.md, config/m68k/rtemself.h,
12075 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12076 config/m68k/uclinux.h, config/rs6000/power4.md,
12077 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12078 config/rs6000/linux.h, config/rs6000/eabi.h,
12079 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12080 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12081 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12082 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12083 config/rs6000/windiss.h, config/rs6000/603.md,
12084 config/rs6000/aix41.h, config/rs6000/cell.md,
12085 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12086 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12087 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12088 config/rs6000/default64.h, config/rs6000/7xx.md,
12089 config/rs6000/darwin.opt, config/rs6000/spe.md,
12090 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12091 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12092 config/rs6000/7450.md, config/rs6000/linux64.h,
12093 config/rs6000/constraints.md, config/rs6000/440.md,
12094 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12095 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12096 config/rs6000/rs6000.h, config/rs6000/power6.md,
12097 config/rs6000/predicates.md, config/rs6000/altivec.md,
12098 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12099 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12100 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12101 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12102 config/rs6000/linux64.opt, config/rs6000/sync.md,
12103 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12104 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12105 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12106 config/rs6000/eabispe.h, config/rs6000/e500.h,
12107 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12108 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12109 config/rs6000/aix.h, config/rs6000/vxworks.h,
12110 config/rs6000/40x.md, config/rs6000/aix51.h,
12111 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12112 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12113 config/arc/arc.h, config/mcore/mcore-elf.h,
12114 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12115 config/mcore/mcore.md, config/mcore/mcore.c,
12116 config/mcore/mcore.opt, config/mcore/mcore.h,
12117 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12118 config/score/predicates.md, config/score/score-version.h,
12119 config/score/score-protos.h, config/score/misc.md,
12120 config/score/elf.h, config/score/score.c, config/score/mac.md,
12121 config/score/score7.md, config/score/score.h,
12122 config/score/score-conv.h, config/score/score-mdaux.c,
12123 config/score/score.md, config/score/score.opt,
12124 config/score/score-modes.def, config/score/score-mdaux.h,
12125 config/score/mul-div.S, config/arm/uclinux-elf.h,
12126 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12127 config/arm/symbian.h, config/arm/linux-elf.h,
12128 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12129 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12130 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12131 config/arm/strongarm-pe.h, config/arm/arm.h,
12132 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12133 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12134 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12135 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12136 config/arm/arm-cores.def, config/arm/arm-protos.h,
12137 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12138 config/arm/wince-pe.h, config/arm/neon.md,
12139 config/arm/constraints.md, config/arm/neon.ml,
12140 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12141 config/arm/arm.opt, config/arm/arm926ejs.md,
12142 config/arm/predicates.md, config/arm/iwmmxt.md,
12143 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12144 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12145 config/arm/neon-testgen.ml, config/arm/arm.md,
12146 config/arm/xscale-coff.h, config/arm/pe.c,
12147 config/arm/arm-generic.md, config/arm/pe.h,
12148 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12149 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12150 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12151 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12152 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12153 config/pa/predicates.md, config/pa/pa64-hpux.h,
12154 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12155 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12156 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12157 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12158 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12159 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12160 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12161 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12162 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12163 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12164 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12165 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12166 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12167 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12168 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12169 config/mips/linux64.h, config/mips/elforion.h,
12170 config/mips/constraints.md, config/mips/generic.md,
12171 config/mips/predicates.md, config/mips/4300.md,
12172 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12173 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12174 config/mips/5k.md, config/mips/vr4120-div.S,
12175 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12176 config/mips/mips-protos.h, config/mips/6000.md,
12177 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12178 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12179 config/mips/mips-modes.def, config/mips/vr.h,
12180 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12181 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12182 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12183 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12184 config/vax/openbsd1.h, config/vax/netbsd.h,
12185 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12186 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12187 config/h8300/rtems.h, config/h8300/predicates.md,
12188 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12189 config/h8300/h8300.md, config/h8300/h8300.opt,
12190 config/h8300/coff.h, config/h8300/h8300-protos.h,
12191 config/v850/v850.md, config/v850/predicates.md,
12192 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12193 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12194 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12195 config/mmix/mmix.h, config/mmix/predicates.md,
12196 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12197 config/mmix/mmix.c, config/mmix/mmix.opt,
12198 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12199 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12200 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12201 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12204 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12206 * emit-rtl.c (reset_used_decls): Rename to...
12207 (set_used_decls): ...this. Set the used flag rather than clearing it.
12208 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12209 DECL_RTLs rather than resetting them.
12211 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12213 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12215 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12217 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12218 argument to find_reloads_address.
12220 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12222 PR tree-optimization/32919
12223 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12224 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12225 (coalesce_ssa_name): Call it.
12227 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12228 David Ung <davidu@mips.com>
12230 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12231 (__mips16_unorddf2, __mips16_floatunsidf): New.
12232 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12234 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12236 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12238 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12239 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12240 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12241 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12242 * omp-low.c (get_ws_args_for, determine_parallel_type,
12243 expand_omp_for_generic, expand_omp_for_static_nochunk,
12244 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12245 Work with more precise CFG.
12246 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12247 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12249 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12250 * gimple-low.c (lower_stmt): Ditto.
12251 * tree-inline.c (estimate_num_insns_1): Ditto.
12252 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12253 (OMP_SECTIONS_SWITCH): New.
12254 * tree-cfgcleanup.c (cleanup_omp_return): New.
12255 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12256 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12257 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12258 (tree_redirect_edge_and_branch): Handle omp constructs.
12260 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12261 with three arguments.
12263 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12265 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12266 in loop closed ssa.
12268 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12270 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12271 the loop structures may need fixing.
12272 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12274 (cleanup_tree_cfg_loop): Removed.
12275 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12276 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12277 instead of running cleanup_tree_cfg_loop.
12278 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12279 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12280 (tree_predictive_commoning): Declaration changed.
12281 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12283 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12285 * doc/invoke.texi (l1-cache-size): Update documentation.
12286 (l2-cache-size): Document.
12287 * params.h (L2_CACHE_SIZE): New macro.
12288 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12289 that L1_CACHE_SIZE is in kB now.
12290 (L2_CACHE_SIZE_BYTES): New macro.
12291 (tree_ssa_prefetch_arrays): Show size in kB.
12292 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12293 and l2_cache_size fields.
12294 * config/i386/driver-i386.c (describe_cache): Detect cache size
12296 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12297 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12298 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12299 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12300 (override_options): Set l1-cache-size and l2-cache-size to default
12301 values if not specified otherwise.
12302 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12303 (PARAM_L2_CACHE_SIZE): New.
12305 2007-08-01 Nigel Stephens <nigel@mips.com>
12306 David Ung <davidu@mips.com>
12307 Thiemo Seufer <ths@mips.com>
12308 Chris Dearman <chris@mips.com>
12309 Richard Sandiford <richard@codesourcery.com>
12311 * config.gcc (mips*-sde-elf*): New stanza.
12312 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12313 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12314 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12315 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12316 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12317 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12319 * config/mips/sde.h: New file.
12320 * config/mips/t-libgcc-mips16: Likewise.
12321 * config/mips/t-sde: Likewise.
12322 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12323 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12324 _MIPS_FPSET and _MIPS_SZINT.
12325 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12326 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12327 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12328 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12329 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12330 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12331 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12332 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12333 _MIPS_SZPTR and _MIPS_FPSET.
12334 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12335 architecture is specified.
12336 (MIPS_32BIT_OPTION_SPEC): New macro.
12338 2007-07-31 Dan Hipschman <dsh@google.com>
12340 * gcc.c (end_going_arg): New function.
12341 (do_spec_2): Use it.
12342 (do_spec_1): Use it.
12344 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12346 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12347 only if ENABLE_CHECKING is defined.
12349 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12351 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12352 df_ru_add_problem, df_ru_get_bb_info): Removed.
12353 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12354 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12355 df_ru_free_bb_info, df_ru_alloc,
12356 df_ru_bb_local_compute_process_def,
12357 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12358 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12359 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12360 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12361 df_ru_add_problem): Removed.
12363 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12366 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12367 (casesi32p, casesi64p): Likewise.
12368 (casesi): Adjust for above.
12370 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12372 * mode-switching.c (create_pre_exit): Don't search past calls.
12374 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12376 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12378 2007-07-31 Revital Eres <eres@il.ibm.com>
12380 * ddg.c (add_deps_for_def): Rename to...
12381 (add_cross_iteration_register_deps): This. Change implementation
12382 to use only reaching def and def-use chains to construct the
12383 inter loop dependencies.
12384 (add_deps_for_use): Remove function.
12385 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12386 function to build the inter loop dependencies.
12387 * modulo-sched.c (sms_schedule): Build only
12388 reaching def and def-use chains for the propose of the ddg
12391 2007-07-31 Julian Brown <julian@codesourcery.com>
12393 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12394 New define_insns. Use correct RTL.
12395 (vec_set<mode>): Write as expander.
12397 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12399 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12400 to an unallocated space.
12402 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12405 (split_constant_offset): Enable split_constant_offset to extract
12406 constants from other statements.
12407 * tree-vect-transform.c
12408 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12409 to a temp var. Force base_offset to be simple.
12411 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12413 * df-scan.c (df_scan_verify): Remove artificial limit on
12414 the number of blocks for verification.
12415 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12416 df_simulate_defs): Avoid unnecessary insn checking for defs.
12418 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12420 * config/m68k/lb1sf68.asm (FUNC): New macro.
12421 (__mulsi3): Use it.
12422 (__udivsi3): Likewise.
12423 (__divsi3): Likewise.
12424 (__umodsi3): Likewise.
12425 (__modsi3): Likewise.
12426 (__subdf3): Likewise.
12427 (__adddf3): Likewise.
12428 (__muldf3): Likewise.
12429 (__divdf3): Likewise.
12430 (__negdf2): Likewise.
12431 (__cmpdf2): Likewise.
12432 (__subsf3): Likewise.
12433 (__addsf3): Likewise.
12434 (__mulsf3): Likewise.
12435 (__divsf3): Likewise.
12436 (__negsf2): Likewise.
12437 (__cmpsf2): Likewise.
12438 (__eqdf2): Likewise.
12439 (__nedf2): Likewise.
12440 (__gtdf2): Likewise.
12441 (__gedf2): Likewise.
12442 (__ltdf2): Likewise.
12443 (__ledf2): Likewise.
12444 (__eqsf2): Likewise.
12445 (__nesf2): Likewise.
12446 (__gtsf2): Likewise.
12447 (__gesf2): Likewise.
12448 (__ltsf2): Likewise.
12449 (__lesf2): Likewise.
12451 2007-07-30 Ollie Wild <aaw@google.com>
12453 * c-ppoutput.c (print_lines_directives_only): New function.
12454 (scan_translation_unit_directives_only): New function.
12455 (preprocess_file): Add call to scan_translation_unit_directives_only.
12456 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12457 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12458 -fdirectives-only. Add errors for -fdirectives-only conflict with
12459 -Wunused-macros and -traditional.
12460 (finish_options): Add builtin macro initialization for
12461 -fdirectives-only + -fpreprocessed.
12462 * c.opt (fdirectives-only): New.
12463 * doc/cppopts.texi (fdirectives-only): New.
12465 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12467 * alias.c (record_set, memory_modified_1): Constify.
12468 * bt-load.c (note_btr_set): Likewise.
12469 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12470 * combine.c (set_nonzero_bits_and_sign_copies,
12471 expand_field_assignment, record_dead_and_set_regs_1,
12472 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12473 likely_spilled_retval_1): Likewise.
12474 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12475 frv_io_handle_set): Likewise.
12476 * config/mips/mips.c (mips_sim_record_set,
12477 vr4130_true_reg_dependence_p_1): Likewise.
12478 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12479 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12480 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12481 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12482 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12483 * ddg.c (mark_mem_store): Likewise.
12484 * df-problems.c (df_urec_mark_reg_change): Likewise.
12485 * function.c (update_epilogue_consts): Likewise.
12486 * gcse.c (record_set_info, record_last_set_info,
12487 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12488 reg_clear_last_set): Likewise.
12489 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12491 * jump.c (reversed_comparison_code_parts): Likewise.
12492 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12493 reg_is_set): Likewise.
12494 * loop-iv.c (mark_altered): Likewise.
12495 * mode-switching.c (reg_becomes_live): Likewise.
12496 * optabs.c (no_conflict_move_test): Likewise.
12497 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12499 * postreload.c (reload_combine_note_store, move2add_note_store):
12501 * regmove.c (flags_set_1): Likewise.
12502 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12504 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12506 * resource.c (update_live_status): Likewise.
12507 * rtl.h (set_of, note_stores): Likewise.
12508 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12509 note_stores, parms_set): Likewise.
12510 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12511 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12513 * var-tracking.c (count_stores, add_stores): Likewise.
12515 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12517 * alias.c (mems_in_disjoint_alias_sets_p,
12518 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12519 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12520 write_dependence_p, mems_in_disjoint_alias_sets_p,
12521 read_dependence, true_dependence, canon_true_dependence,
12522 anti_dependence, output_dependence): Constify.
12523 * combine.c (extended_count): Likewise.
12524 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12525 * cselib.c (get_value_hash, references_value_p,
12526 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12527 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12528 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12529 * function.c (contains, prologue_epilogue_contains,
12530 sibcall_epilogue_contains): Likewise.
12531 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12532 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12533 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12534 reg_or_subregno): Likewise.
12535 * recog.c (asm_noperands): Likewise.
12536 * reload1.c (function_invariant_p): Likewise.
12537 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12538 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12539 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12540 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12541 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12542 extended_count, prologue_epilogue_contains,
12543 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12544 canon_true_dependence, read_dependence, anti_dependence,
12545 output_dependence): Likewise.
12546 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12548 2007-07-30 Julian Brown <julian@codesourcery.com>
12550 * config/arm/neon.md (V_ext): New mode attribute.
12551 (neon_vget_lane<mode>): Replace with define_expand.
12552 (neon_vget_lane<mode>_sext_internal)
12553 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12554 and quad precision vectors.
12555 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12556 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12557 have typeless 32-bit result.
12559 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12562 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12564 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12565 use sizetype for rest.
12566 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12567 (aff_combination_convert): Don't convert rest for pointer types.
12569 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12571 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12573 * tree-ssa-alias.c: Add alloc-pool.h.
12574 (init_alias_info): Free alias_bitmap_obstack.
12575 (delete_alias_info): Call delete_mem_ref_stats.
12576 (get_mem_sym_stats_for): Use alloc_pool.
12577 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12578 (delete_mem_sym_stats): Removed.
12580 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12582 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12583 functions cannot be represented as classical distance vectors.
12585 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12587 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12588 * builtins.c (validate_arg, builtin_mathfn_code,
12589 validate_arglist): Likewise.
12590 * calls.c (call_expr_flags): Likewise.
12591 * combine.c (reg_nonzero_bits_for_combine,
12592 reg_num_sign_bit_copies_for_combine, get_last_value,
12593 reg_truncated_to_mode): Likewise.
12594 * emit-rtl.c (subreg_lowpart_p): Likewise.
12595 * expr.c (highest_pow2_factor_for_target,
12596 categorize_ctor_elements_1, categorize_ctor_elements,
12597 count_type_elements, contains_packed_reference,
12598 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12599 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12600 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12601 native_encode_int, native_encode_real, native_encode_complex,
12602 native_encode_vector, native_encode_expr, native_interpret_int,
12603 native_interpret_real, native_interpret_complex,
12604 native_interpret_vector, native_interpret_expr): Likewise.
12605 * function.c (use_register_for_decl): Likewise.
12606 * gimplify.c (get_name): Likewise.
12607 * langhooks-def.h (lhd_return_null_const_tree): New.
12608 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12609 * langhooks.c (lhd_return_null_const_tree): New.
12610 * langhooks.h (lang_get_callee_fndecl): Constify.
12611 * output.h (constructor_static_from_elts_p): Likewise.
12612 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12613 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12614 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12615 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12616 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12617 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12618 * rtlhooks-def.h (reg_nonzero_bits_general,
12619 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12621 * rtlhooks.c (reg_num_sign_bit_copies_general,
12622 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12624 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12625 * stor-layout.c (mode_for_size_tree): Likewise.
12626 * tree-ssa-loop-im.c (memref_eq): Likewise.
12627 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12628 * tree.c (contains_placeholder_p, type_list_equal,
12629 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12631 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12632 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12633 contains_placeholder_p, contains_packed_reference,
12634 get_callee_fndecl, operand_equal_for_phi_arg_p,
12635 warn_if_unused_value, is_body_block, native_encode_expr,
12636 native_interpret_expr, fold_convertible_p, operand_equal_p,
12637 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12638 validate_arglist, simple_cst_equal, type_list_equal,
12639 use_register_for_decl, call_expr_flags, get_name,
12640 highest_pow2_factor): Likewise.
12641 (const_call_expr_arg_iterator_d,
12642 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12643 first_const_call_expr_arg, more_const_call_expr_args_p,
12644 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12645 * varasm.c (constructor_static_from_elts_p): Constify.
12647 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12649 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12650 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12651 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12652 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12653 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12654 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12655 spelling conventions.
12656 * doc/invoke.texi: Follow spelling conventions.
12658 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12659 Revital Eres <eres@il.ibm.com>
12661 * modulo-sched.c (sms_schedule): Avoid loops which includes
12662 auto-increment instructions.
12664 2007-07-28 Richard Guenther <rguenther@suse.de>
12666 PR middle-end/32920
12667 * fold-const.c (fold_cond_expr_with_comparison): Convert
12668 operand zero of MIN/MAX_EXPR to correct type.
12670 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12672 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12673 flags_from_decl_or_type): Constify.
12674 * gcc.c (do_spec_1): Likewise.
12675 * print-tree.c (dump_addr, print_node_brief): Likewise.
12676 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12677 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12678 tree_purge_all_dead_eh_edges): Likewise.
12679 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12680 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12682 * tree.c (expr_location, expr_has_location, expr_locus,
12683 expr_filename, expr_lineno, get_inner_array_type,
12684 fields_compatible_p): Likewise.
12685 * tree.h (get_inner_array_type, fields_compatible_p,
12686 expr_location, expr_has_location, expr_locus, expr_filename,
12687 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12688 setjmp_call_p, alloca_call_p): Likewise.
12690 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12692 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12693 TV_FLOW_INSENSITIVE.
12695 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12697 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12698 (compute_flow_insensitive_aliasing): Ditto for
12699 TV_FLOW_INSENSITIVE.
12701 2007-07-27 Jan Hubicka <jh@suse.cz>
12703 * config/i386/i386.c (register_move_cost): Remove accidentally
12704 comitted #if 0 block.
12706 * attribs.c: Include hashtab.h
12707 (attribute_hash): New.
12708 (substring): New structure.
12709 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12711 (init_attributes): Initialize attribute hash.
12712 (decl_attributes): Use attribute hash.
12713 * Makefile.in (attribs.c): Depend on hashtab.h.
12715 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12717 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12719 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12721 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12722 __mips_dspr2 and __mips_dsp_rev macros.
12723 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12725 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12727 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12729 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12731 PR middle-end/32749
12733 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12734 and the updating of the live and do_not_gen sets.
12735 (df_note_bb_compute): Added updating of live and do_not_gen sets
12736 for regular defs so that the case of clobber inside conditional
12737 call is processed correctly.
12739 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12741 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12742 operands with compatible type.
12744 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12746 * expr.h (store_bit_field): Don't return a value.
12747 * expmed.c (check_predicate_volatile_ok): New function.
12748 (store_bit_field_1): New function, extracted from store_bit_field.
12749 Take a fallback_p argument and return true if the operation succeeded.
12750 Only use store_fixed_bit_field if fallback_p. Don't recompute
12751 mode_for_extraction; use op_mode instead. Try forcing memories
12752 into registers if the insv expander fails.
12753 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12754 Don't return a value.
12755 (convert_extracted_bit_field): New function, extracted from
12757 (extract_bit_field_1): Likewise. Take a fallback_p argument
12758 and return NULL if the operation succeeded. Only use
12759 extract_fixed_bit_field if fallback_p. Only calculate one
12760 extraction mode. Combine code for extv and extzv. Try forcing
12761 memories into registers if the ext(z)v expander fails.
12762 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12764 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12766 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12768 (df_ref): Likewise. Put regno with other integer fields.
12770 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12772 * df.h (df_mw_hardreg): Remove "loc" field.
12773 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12775 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12776 split out from df_set_unused_notes_for_mw. Return false for
12777 partial references. Assert that mw_reg is a REG when returning true.
12778 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12779 (df_whole_mw_reg_dead_p): New function, split out from
12780 df_set_dead_notes_for_mw. Return false for partial references.
12781 Assert that mw_reg is a REG when returning true.
12782 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12783 Remove redundant bitmap check.
12785 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12787 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12788 ($(T)crtend.o): Likwise.
12789 ($(T)crtbeginS.o): Likwise.
12790 ($(T)crtendS.o): Likwise.
12791 ($(T)crtfastmath.o): Likwise.
12793 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12795 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12796 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12797 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12798 and x_n_bbs_in_dom_tree fields.
12800 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12802 PR tree-optimization/32087
12803 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12804 Do not call scale_bbs_frequencies_int with prob of zero.
12806 2007-07-26 Julian Brown <julian@codesourcery.com>
12808 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12809 (neon_element_bits): Add prototypes.
12810 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12811 (neon_const_bounds, neon_element_bits): New functions.
12812 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12813 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12814 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12815 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12816 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12817 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12818 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12819 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12820 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12821 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12822 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12823 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12824 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12826 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12828 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12829 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12831 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12832 Julian Brown <julian@codesourcery.com>
12834 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12835 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12836 * config/arm/cortex-a8.md: New.
12837 * config/arm/cortex-a8-neon.md: New.
12838 * config/arm/neon-schedgen.ml: New.
12839 * config/arm/neon.md (vqh_mnem): New.
12841 (Is_float_mode): New.
12842 (Scalar_mul_8_16): New.
12844 (V_mode_nunits): New.
12845 (All instruction patterns): Annotate with neon_type attribute
12847 * config/arm/arm.md: Include cortex-a8.md.
12848 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12850 Annotate instruction patterns accordingly.
12851 (generic_sched): Do not use generic scheduling for Cortex-A8.
12852 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12854 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12856 * fold-const.c (fold_read_from_constant_string): Use
12857 build_int_cst_type.
12858 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12860 2007-07-26 Nick Clifton <nickc@redhat.com>
12862 * tree-ssa-operands.h: Change copyright header to refer to version
12863 3 of the GNU General Public License and to point readers at the
12864 COPYING3 file and the FSF's license web page.
12865 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12866 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12867 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12868 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12869 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12870 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12871 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12872 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12873 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12874 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12875 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12876 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12877 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12878 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12879 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12880 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12881 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12882 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12883 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12884 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12885 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12886 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12887 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12888 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12889 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12890 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12891 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12892 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12893 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12894 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12895 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12896 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12897 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12898 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12899 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12900 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12901 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12902 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12903 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12904 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12905 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12906 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12907 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12908 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12909 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12910 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12911 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12912 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12913 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12914 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12915 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12916 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12917 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12918 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12919 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12920 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12921 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12922 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12923 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12924 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12925 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12926 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12927 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12928 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12929 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12930 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12931 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12932 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12933 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12934 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12935 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12936 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12937 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12938 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12939 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12940 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12941 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12942 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12943 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12944 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12945 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12946 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12947 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12948 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12949 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12950 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12951 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12952 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12953 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12954 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12955 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12956 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12957 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12958 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12959 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12960 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12961 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12962 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12963 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12964 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12965 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12966 convert.c, convert.h, langhooks-def.h, reload1.c,
12967 tree-ssa-operands.c: Likewise.
12969 2007-07-26 Jan Hubicka <jh@suse.cz>
12971 * tree-ssa-live.c: Include debug.h and flags.h.
12972 (mark_scope_block_unused): New function.
12973 (remove_unused_scope_block_p): New function.
12974 (remove_unused_locals): Remove unused blocks too.
12976 2007-07-25 Ian Lance Taylor <iant@google.com>
12978 * combine.c (combine_max_regno): Remove. Remove all uses.
12979 (struct reg_stat_struct): Rename from struct reg_stat.
12980 (reg_stat_type): Define, and declare VECs.
12981 (reg_stat): Change from pointer to VEC. Change all uses.
12982 (combine_split_insns): New static function.
12983 (try_combine, find_split_point): Call it instead of split_insns.
12985 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12987 * cfghooks.c (split_block): Fix the information about loop latch.
12989 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12991 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12993 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12995 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12996 Scan the new edge for loop exit info.
12998 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13000 * config/darwin.c: Include debug.h.
13002 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13005 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13007 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13009 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13010 (HARD_REGNO_MODE_OK): Ditto.
13011 (MODES_TIEABLE_P): Ditto.
13012 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13013 (CLASS_MAX_NREGS): Ditto.
13014 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13015 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13016 (divdf3_internal_thr): Removed.
13017 * config/ia64/div.md: New file.
13018 * config/ia64/constraints.md: Add H constraint.
13020 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13022 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13023 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13024 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13025 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13026 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13027 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13028 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13029 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13030 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13031 dump_sbitmap_file, debug_sbitmap, popcount_table,
13032 sbitmap_popcount): Constify.
13033 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13034 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13035 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13036 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13037 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13038 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13039 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13040 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13041 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13042 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13043 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13045 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13047 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13048 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13049 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13050 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13051 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13052 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13053 bitmap_intersect_p, bitmap_intersect_compl_p,
13054 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13055 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13057 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13058 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13059 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13060 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13061 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13062 debug_bitmap, debug_bitmap_file, bitmap_print,
13063 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13064 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13066 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13068 * config/darwin.c (darwin_override_options): Additional fix for
13069 debug info formats that don't support var tracking.
13071 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13073 * cselib.c (entry_and_rtx_equal_p): Constify.
13074 * gengtype.c (output_mangled_typename, write_types, write_local):
13076 * gengtype.h (const_type_p): New.
13077 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13079 * tlink.c (scan_linker_output): De-constify.
13080 * tree-ssa-loop-im.c (memref_eq): Constify.
13081 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13082 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13084 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13086 * c-common.c (fname_as_string, c_type_hash): Constify.
13087 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13088 * cgraph.c (edge_hash, edge_eq): Likewise.
13089 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13090 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13091 reg_attrs_htab_eq): Likewise.
13092 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13094 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13095 const_decl_t, const_state_t, const_automata_list_el_t): New.
13096 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13097 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13098 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13099 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13100 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13101 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13102 compare_max_occ_cycle_nums, out_state_arcs_num,
13103 compare_transition_els_num, units_cmp, state_reservs_cmp):
13105 * genmodes.c (cmp_modes): Likewise.
13106 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13107 * gimplify.c (compare_case_labels): Likewise.
13108 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13109 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13110 * matrix-reorg.c (mtt_info_hash): Likewise.
13111 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13112 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13113 (htab_hash_bucket, htab_hash_elem): Constify.
13114 * tree-browser.c (TB_parent_eq): Likewise.
13115 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13116 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13117 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13118 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13120 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13121 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13122 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13123 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13124 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13126 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13127 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13128 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13129 * tree-ssa-threadupdate.c (redirection_data_hash,
13130 redirection_data_eq): Likewise.
13131 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13132 * tree-ssa.c (var_ann_eq): Likewise.
13133 * tree-vrp.c (compare_case_labels): Likewise.
13134 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13135 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13136 tree_not_check_failed, tree_class_check_failed,
13137 tree_range_check_failed, tree_not_class_check_failed,
13138 omp_clause_check_failed, omp_clause_range_check_failed,
13139 tree_contains_struct_check_failed, tree_operand_check_failed):
13141 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13142 tree_not_check_failed, tree_class_check_failed,
13143 tree_range_check_failed, tree_not_class_check_failed,
13144 tree_operand_check_failed, omp_clause_operand_check_failed,
13145 tree_operand_length): Likewise.
13146 * var-tracking.c (const_variable): New.
13147 (variable_htab_hash, variable_htab_eq): Constify.
13148 * varasm.c (const_desc_hash): Likewise.
13150 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13152 * expr.c (handled_component_p): Constify.
13153 * fold-const.c (fit_double_type): Likewise.
13154 * real.h (real_value_from_int_cst): Likewise.
13155 * tree-flow-inline.h (gimple_in_ssa_p,
13156 gimple_aliases_computed_p, gimple_addressable_vars,
13157 gimple_call_clobbered_vars, gimple_referenced_vars,
13158 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13159 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13160 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13161 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13162 is_label_stmt, is_global_var, phi_ssa_name_p,
13163 factoring_name_p, is_call_clobbered, tree_common_ann,
13164 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13165 unmodifiable_var_p, array_ref_contains_indirect_ref,
13166 ref_contains_array_ref, lookup_subvars_for_var,
13167 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13168 gimple_mem_ref_stats): Likewise.
13169 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13170 may_aliases, is_exec_stmt, is_label_stmt,
13171 ref_contains_array_ref, array_ref_contains_indirect_ref,
13172 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13173 unmodifiable_var_p): Likewise.
13174 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13175 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13176 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13177 cst_and_fits_in_hwi, real_value_from_int_cst,
13178 build_real_from_int_cst, integer_zerop, integer_onep,
13179 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13180 tree_floor_log2, real_zerop, real_onep, real_twop,
13181 real_minus_onep, really_constant_p, purpose_member, chain_member,
13182 list_length, fields_length, int_size_in_bytes, bit_position,
13183 int_bit_position, byte_position, int_byte_position, expr_align,
13184 array_type_nelts, tree_node_structure,
13185 type_contains_placeholder_1, iterative_hash_pointer,
13186 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13187 tree_map_base_eq, type_hash_list, type_hash_eq,
13188 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13189 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13190 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13191 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13192 int_fits_type_p, get_containing_scope, decl_function_context,
13193 decl_type_context, omp_clause_operand_check_failed,
13194 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13195 * tree.h (omp_clause_operand_check_failed, tree_size,
13196 build_real_from_int_cst, array_type_nelts, purpose_member,
13197 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13198 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13199 is_attribute_p, check_qualified_type, expr_align,
13200 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13201 int_byte_position, list_length, fields_length, initializer_zerop,
13202 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13203 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13204 tree_node_structure, handled_component_p, get_containing_scope,
13205 decl_function_context, decl_type_context, real_zerop,
13206 type_num_arguments, fit_double_type, really_constant_p,
13207 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13208 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13209 real_twop, real_minus_onep, int_cst_value): Likewise.
13211 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13213 * cfglayout.c (insn_scope, insn_line): Constify.
13214 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13215 const_double_htab_hash, const_double_htab_eq,
13216 mem_attrs_htab_hash): Likewise.
13217 * loop-iv.c (biv_eq): Likewise.
13218 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13219 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13220 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13222 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13223 error_for_asm, warning_for_asm, _fatal_insn,
13224 _fatal_insn_not_found): Likewise.
13225 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13226 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13227 rtl_check_failed_type2, rtl_check_failed_code1,
13228 rtl_check_failed_code2, rtl_check_failed_code_mode,
13229 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13230 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13231 rtl_check_failed_type2, rtl_check_failed_code1,
13232 rtl_check_failed_code2, rtl_check_failed_code_mode,
13233 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13234 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13235 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13236 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13237 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13238 rtx_unstable_p, get_integer_term, get_related_value,
13239 offset_within_block_p, reg_mentioned_p, count_occurrences,
13240 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13241 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13242 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13243 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13244 find_constant_src, find_reg_fusage, find_regno_fusage,
13245 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13246 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13247 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13248 computed_jump_p, auto_inc_p, in_expr_list_p,
13249 remove_node_from_expr_list, loc_mentioned_in_p,
13250 label_is_jump_target_p, reversed_comparison_code_parts,
13251 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13252 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13253 print_inline_rtx): Likewise.
13254 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13255 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13256 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13257 get_integer_term, get_related_value, offset_within_block_p,
13258 count_occurrences, reg_mentioned_p, no_labels_between_p,
13259 reg_used_between_p, reg_referenced_p, single_set_2,
13260 multiple_sets, set_noop_p, refers_to_regno_p,
13261 reg_overlap_mentioned_p, dead_or_set_p,
13262 covers_regno_no_parallel_p, covers_regno_p,
13263 dead_or_set_regno_p, find_reg_note, find_regno_note,
13264 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13265 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13266 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13267 side_effects_p, may_trap_p_1, may_trap_p,
13268 may_trap_after_code_motion_p, may_trap_or_fault_p,
13269 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13270 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13271 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13272 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13273 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13275 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13276 warning_for_asm): Likewise.
13277 * tree.h (print_rtl): Likewise.
13278 * varasm.c (get_pool_mode): Likewise.
13280 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13282 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13283 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13284 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13285 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13286 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13287 * ddg.c (compare_sccs): Likewise.
13288 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13289 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13290 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13291 decimal_do_fix_trunc, decimal_real_to_integer,
13292 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13293 * dse.c (const_group_info_t): New.
13294 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13295 * dwarf2out.c (const_dw_die_ref): New.
13296 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13297 * tree-browser.c (TB_parent_eq): Likewise.
13298 * unwind-dw2-fde.c (__register_frame_info_bases,
13299 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13300 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13302 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13303 * unwind-dw2.c (uw_frame_state_for): Likewise.
13304 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13305 * value-prof.h (const_histogram_value): New.
13307 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13309 * config/mips/mips.c (machine_function): Add
13310 initialized_mips16_gp_pseudo_p.
13311 (mips16_gp_pseudo_reg): Do not emit the initialization of
13312 mips16_gp_pseudo_rtx when being called from the gimple cost-
13313 calculation routines; emit it on the first use outside those
13316 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13318 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13321 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13322 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13323 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13324 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13325 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13326 Preserve const-ness of parameters through use of __typeof(),
13327 also constify and tidy.
13329 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13330 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13331 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13332 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13333 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13334 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13335 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13336 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13337 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13339 2007-07-25 Julian Brown <julian@codesourcery.com>
13340 Mark Shinwell <shinwell@codesourcery.com>
13342 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13343 (alpha_mangle_type): This.
13344 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13345 (TARGET_MANGLE_TYPE): Define this instead.
13346 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13347 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13348 (arm_init_neon_builtins): Fix comment.
13349 (arm_mangle_map_entry): New.
13350 (arm_mangle_map): New.
13351 (arm_mangle_type): New.
13352 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13353 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13354 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13355 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13356 (TARGET_MANGLE_TYPE): Define this instead.
13357 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13358 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13359 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13360 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13361 (TARGET_MANGLE_TYPE): Define this instead.
13362 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13364 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13365 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13366 (TARGET_MANGLE_TYPE): Define this instead.
13367 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13368 (s390_mangle_type): This.
13369 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13370 (TARGET_MANGLE_TYPE): Define this instead.
13371 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13372 (sparc_mangle_type): This.
13373 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13374 (TARGET_MANGLE_TYPE): Define this instead.
13375 * cp/mangle.c (write_type): Call mangle_type target hook on all
13376 types before mangling. Use original type, not main variant, as
13378 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13379 (TARGET_MANGLE_TYPE): This.
13380 * target.h (gcc_target): Rename mangle_fundamental_type to
13382 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13383 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13385 2007-07-25 Julian Brown <julian@codesourcery.com>
13386 Paul Brook <paul@codesourcery.com>
13387 Joseph Myers <joseph@codesourcery.com>
13388 Mark Shinwell <shinwell@codesourcery.com>
13390 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13391 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13392 (with_fpu): Allow --with-fpu=neon.
13393 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13394 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13395 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13396 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13397 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13398 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13399 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13400 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13401 (output_move_neon): Add prototypes.
13402 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13403 (all_fpus): Add FPUTYPE_NEON.
13404 (fp_model_for_fpu): Add NEON field.
13405 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13406 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13408 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13410 (thumb2_legitimate_address_p): Likewise.
13411 (neon_valid_immediate): Recognize and prepare constants suitable for
13413 (neon_immediate_valid_for_move): New function. Recognize and prepare
13414 immediates for NEON move instructions.
13415 (neon_immediate_valid_for_logic): New function. Recognize and
13416 prepare immediates for NEON logic instructions.
13417 (neon_output_logic_immediate): New function. Create asm string
13418 suitable for outputting immediate logic instructions.
13419 (neon_pairwise_reduce): New function. Implement reduction using
13420 pairwise operations.
13421 (neon_expand_vector_init): New function. Expand a (possibly
13422 non-constant) vector initialization.
13423 (neon_vector_mem_operand): New function. Memory operands supported
13424 for quad-word loads/stores to/from ARM or NEON registers. Don't
13425 allow base+offset addressing for core regs.
13426 (neon_struct_mem_operand): New function. Valid mems for NEON
13428 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13429 from neon_vector_mem_operand addresses without a secondary register.
13430 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13431 (add_minipool_backward_ref): Likewise.
13432 (dump_minipool): Likewise.
13433 (push_minipool_fix): Likewise.
13434 (output_move_quad): New function. Output quad-word moves, loads and
13435 stores using ARM registers.
13436 (output_move_vfp): Add support for vectors in VFP (NEON) D
13438 (output_move_neon): Output a NEON load/store to/from a quadword
13440 (arm_print_operand): Implement new codes:
13441 - 'c' for unadorned integers (without a # sign).
13442 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13444 - 'e', 'f' for the low and high D parts of a NEON Q register.
13445 - 'q' outputs a NEON Q register.
13446 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13447 - 'T' prints NEON opcode features from a coded bitmask.
13448 - 'F' is similar to T, but signed/unsigned codes both print as
13450 - 't' is similar to T, but 'u' is printed instead of 'p'.
13451 - 'O' prints 'r' if NEON instruction should perform rounding (as
13452 specified by bitmask), else prints nothing.
13453 - '#' is a punctuation character to stop operand numbers from
13454 running together with following digits in the assembler
13455 strings for instructions (when using mode attributes).
13456 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13457 constant vectors in big-endian mode, where necessary.
13458 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13459 Handle EI, OI, CI, XI modes.
13460 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13461 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13462 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13463 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13464 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13466 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13467 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13468 to turn v8qi, etc. into bits defined above.
13469 (neon_itype): New enumeration. Classifications of NEON builtins.
13470 (neon_builtin_datum): Define struct. Contains information about
13471 a single builtin (with multiple modes).
13472 (CF): Define helper macro for...
13473 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13475 (neon_builtin_data): New array. Define information about builtins
13476 for use during initialization/expansion.
13477 (arm_init_neon_builtins): New function.
13478 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13480 (neon_builtin_compare): New function.
13481 (locate_neon_builtin_icode): New function. Find an insn code for a
13482 builtin given a function code for that builtin. Also return type of
13483 builtin (NEON_BINOP, NEON_UNOP etc.).
13484 (builtin_arg): New enumeration. Types of arguments for builtins.
13485 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13486 Takes a variable argument list of builtin_arg types, terminated by
13488 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13489 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13490 (neon_emit_pair_result_insn): New function. Support returning pairs
13491 of vectors via a pointer.
13492 (neon_disambiguate_copy): New function. Set up operands for a
13493 multi-word copy such that registers do not get clobbered.
13494 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13495 ARM_BUILTIN_NEON_BASE.
13496 (arm_file_start): Set float-abi attribute for NEON.
13497 (arm_vector_mode_supported_p): Enable NEON vector modes.
13498 (arm_mangle_map_entry): New.
13499 (arm_mangle_map): New.
13500 (arm_mangle_vector_type): New.
13501 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13503 (TARGET_NEON): New macro. Target supports NEON.
13504 (fputype): Add FPUTYPE_NEON.
13505 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13506 for vectorization based on command-line arg.
13507 (NEON_REGNO_OK_FOR_NREGS): Define.
13508 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13509 (VALID_NEON_STRUCT_MODE): Define.
13510 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13511 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13512 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13513 (consttable_16): Add pattern for outputting 16-byte minipool
13515 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13517 (vec-common.md, neon.md): Include md files.
13518 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13519 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13520 (memory_constraint "Ut", "Un", "Us"): Define.
13521 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13522 (MMX_char): New mode attribute.
13523 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13524 (*add<mode>3_iwmmxt): New insn pattern.
13525 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13526 (*sub<mode>3_iwmmxt): New insn pattern.
13527 (mulv4hi3): Rename to...
13528 (*mulv4hi3_iwmmxt): This.
13529 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13530 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13531 (uminv4hi3, uminv2si3): Remove. Replace with...
13532 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13533 (*umin<mode>3_iwmmxt): These.
13534 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13535 (ashr<mode>3_iwmmxt): This new pattern.
13536 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13537 (lshr<mode>3_iwmmxt): This new pattern.
13538 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13539 (ashl<mode>3_iwmmxt): This new pattern.
13540 * config/arm/neon-docgen.ml: New file. Generate documentation for
13542 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13543 * config/arm/arm_neon.h: New (autogenerated).
13544 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13546 * config/arm/neon.md: New file. Define NEON instructions.
13547 * config/arm/neon.ml: New file. Abstract description of NEON
13548 instructions, used to generate arm_neon.h header, documentation and
13550 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13551 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13553 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13555 (ARM NEON Intrinsics): New subsection.
13556 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13558 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13560 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13563 2007-07-24 Jan Hubicka <jh@suse.cz>
13565 * regclass.c (move_table): New type.
13566 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13567 (init_move_cost): Break out from ...
13568 (init_reg_sets_1): ... here; simplify computation of
13569 have_regs-of_mode and contains_reg_of_mode.
13570 (record_reg_classes): Unswitch internal loops.
13571 (copy_cost): Trigger lazy initialization of move cost
13572 (record_address_regs): Likewise.
13574 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13576 * config/darwin.c (darwin_override_options): Don't force on
13577 flag_var_tracking_uninit when no debug info is requested.
13579 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13581 * cfgloop.c (init_loops_structure): New function.
13582 (flow_loops_find): Create root of the loop tree unconditionally.
13584 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13586 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13588 2007-07-24 Jan Hubicka <jh@suse.cz>
13590 * caller-save.c: Include ggc.h, gt-caller-save.h
13591 (reg_save_code, reg_restore_code): Rename to ...
13592 (cached_reg_save_code, cached_reg_restore_code): ... those.
13593 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13594 (reg_save_code, reg_restore_code): New functions.
13595 (init_caller_save): Do not intialize
13596 reg_save_code/reg_restore_code tables.
13597 * Makefile.in: (gt-caller-save.h): New.
13599 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13601 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13602 with the mode of the original operand instead of
13605 2007-07-23 Jan Hubicka <jH@suse.cz>
13607 * i386.c (ix86_secondary_memory_needed): Break out to...
13608 (inline_secondary_memory_needed): ... here.
13609 (ix86_memory_move_cost): Break out to ...
13610 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13611 maximum of input and output; fix handling of Q_REGS on 64bit.
13612 (ix86_secondary_memory_needed): Microoptimize.
13614 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13616 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13617 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13618 stmts_from_loop, known_dependences_p, build_rdg): New.
13619 * tree-data-ref.h: Depends on graphds.h.
13620 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13621 (build_rdg): Declared.
13622 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13624 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13626 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13629 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13630 Jakub Jelinek <jakub@redhat.com>
13632 PR middle-end/PR28690
13633 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13635 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13636 and MEM_POINTER operands over REG and MEM operands.
13637 (swap_commutative_operands_p): Change return value to bool.
13638 * rtl.h: Update the corresponding prototype.
13639 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13640 instead of gen_rtx_PLUS.
13641 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13642 value to bool. Change function arguments to rtx's and update code
13644 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13645 calls to match the new declaration.
13646 * simplify-rtx.c (simplify_associative_operation): Don't
13647 reorder simplify_binary_operation arguments.
13649 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13651 * config/mips/mips.c (override_options): Use mips_costs to derive
13652 the default branch cost.
13653 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13655 * config/mips/mips.opt (mbranch-cost=): New option.
13656 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13658 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13660 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13661 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13662 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13663 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13665 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13667 * config/mips/constraints.md (ks): New constraint.
13668 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13669 (*add<mode>3_mips16): ...here.
13671 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13673 * optabs.h (enum optab_index): Add new OTI_signbit.
13674 (signbit_optab): Define corresponding macro.
13675 (enum insn_code signbit_optab[]): Remove array.
13676 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13677 (expand_copysign_absneg): If back end provides signbit insn, use it
13678 instead of bit operations on floating point argument.
13679 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13680 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13681 for availability of signbit insn.
13683 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13684 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13685 SSE mode is not active.
13686 (isinf<mode>2): Disable for mfpmath=sse,387.
13688 2007-07-22 Ben Elliston <bje@au.ibm.com>
13690 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13692 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13694 2007-07-20 Richard Guenther <rguenther@suse.de>
13696 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13697 integral typed condition.
13698 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13699 booleanness. Only preserve conversions from a non-base
13700 type to a base type, not in general between types with
13701 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13702 * tree.def (COND_EXPR): Document that the condition
13703 can be of any integral type.
13705 2007-07-20 Nigel Stephens <nigel@mips.com>
13706 Richard Sandiford <richard@codesourcery.com>
13708 * config/mips/mips.h (mips_dwarf_regno): Declare.
13709 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13710 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13711 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13712 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13713 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13714 (REG_CLASS_NAMES): Update accordingly.
13715 * config/mips/mips.c (mips_dwarf_regno): New array.
13716 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13717 (mips_subword): Remove special handling for accumulator registers.
13718 (override_options): Initiailize mips_dwarf_regno. Remove use
13720 (mips_swap_registers): New function.
13721 (mips_conditional_register_usage): Swap accumulator registers
13722 around if TARGET_LITTLE_ENDIAN.
13723 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13724 * config/mips/constraints.md (h, l): Use the endianness to choose
13725 between MD0_REG and MD1_REG.
13726 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13727 alternative-dependent template.
13729 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13731 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13734 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13736 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13737 predecessor fallthru flags.
13739 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13741 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13742 of compare to the same type.
13743 * cfgloopmanip.c (add_loop): Update information about loop exits.
13744 (loop_version): Remove the innermost loop requirement.
13745 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13746 to sizetype for pointers.
13748 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13750 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13751 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13752 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13754 * config/dfp-bit.c: Empty for TFmode conversions.
13756 2007-07-18 Caroline Tice <ctice@apple.com>
13758 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13759 and handle them correctly; check that src is not NULL before
13761 (find_src_set_src): Likewise.
13763 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13765 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13766 (struct alignment_context, init_alignment_context): New.
13767 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13768 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13769 (XCHAL_HAVE_S32C1I): Likewise.
13770 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13771 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13772 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13773 (ATOMIC, HQI): New macros.
13774 (memory_barrier, *memory_barrier): New.
13775 (sync_lock_releasesi): New.
13776 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13777 (sync_lock_test_and_set<mode>): New.
13778 (sync_<atomic><mode>): New.
13779 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13780 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13781 (xtensa_expand_atomic): New.
13783 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13787 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13788 transformation for builtin ISNORMAL.
13789 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13790 * builtins.def (BUILT_IN_ISNORMAL): New.
13791 * doc/extend.texi: Document isnormal.
13793 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13797 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13798 optabs infrastructure. Provide generic implementation for
13800 (expand_builtin): Handle FINITE/ISFINITE.
13801 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13802 (fold_builtin_1): Likewise.
13804 * builtins.def (BUILT_IN_ISFINITE): New.
13806 * doc/extend.texi: Document isfinite.
13808 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13811 PR middle-end/20558
13813 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13814 generic fallback for isinf.
13815 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13816 calculation code ...
13817 * real.c (get_max_float): ... to here.
13818 * real.h (get_max_float): New.
13820 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13822 PR middle-end/32668
13824 * builtin-attrs.def (ATTR_TYPEGENERIC,
13825 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13827 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13828 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13829 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13830 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13832 * c-common.c (handle_type_generic_attribute): New.
13833 (c_common_attribute_table): Add "type generic".
13835 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13837 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13839 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13840 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13843 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13846 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13847 checking that the operand is an expression.
13849 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13850 Danny Smith <dannysmith@users.sourceforge.net>
13853 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13854 file mapping object in local namespace if Windows version later
13857 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13859 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13860 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13861 arm_cannot_force_const_mem.
13862 (arm_cannot_force_const_mem): New function.
13863 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13864 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13865 of arm_tls_referenced_p.
13866 * config/arm/arm.md (movsi): Split out-of-section constants when
13867 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13868 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13870 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13872 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13874 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13876 * config/mips/mips.md (*extendqihi2): Convert the destination
13879 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13881 * config/pa/fptr.c: Update license header.
13882 * config/pa/milli64.S: Likewise.
13884 2007-07-17 Nick Clifton <nickc@redhat.com>
13886 * COPYING_v3: New file. Contains version 3 of the GNU General
13888 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13889 Lesser General Public License.
13890 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13891 the GNU General Public License.
13893 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13895 PR rtl-optimization/32773
13896 * cfglayout.c (force_one_exit_fallthru): New function.
13897 (cfg_layout_finalize): Use it.
13899 2007-07-16 Richard Guenther <rguenther@suse.de>
13900 Uros Bizjak <ubizjak@gmail.com>
13902 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13903 before forcing it to gimple operand.
13905 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13906 David Ung <davidu@mips.com>
13908 * config/mips/mips.h (TUNE_24K): Define.
13909 (TUNE_MACC_CHAINS): Add TUNE_24K.
13910 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13912 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13913 (r74k_int_madd): .. this new reservation.
13914 (define_bypass): Fixed bypasses for r74k_int_madd to use
13915 mips_linked_madd_p.
13916 * config/mips/24k.md (define_bypass): Define new
13917 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13919 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13920 Nigel Stephens <nigel@mips.com>
13922 * config/mips/mips.md: Include 20kc.md.
13923 * config/mips/20kc.md: New file.
13924 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13925 (mips_adjust_cost): Tweak for 20Kc.
13926 (mips_issue_rate): Likewise.
13927 * config/mips/mips.h (TUNE_20KC): Define.
13929 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13931 * config/rs6000/rs6000.c (struct processor_cost): Add
13932 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13934 (*_cost): Add cache information.
13935 (rs6000_override_options): Set cache parameters.
13937 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13940 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13941 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13943 2007-07-16 Paul Brook <paul@codesourcery.com>
13946 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13947 (cirrus_thumb2_movsi_insn): Ditto.
13949 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13951 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13952 CR2_REGNO to R_CR2.
13954 2007-07-15 Andrew Haley <aph@redhat.com>
13956 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13957 before looking in the context.
13959 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13961 PR middle-end/32398
13962 PR middle-end/32769
13963 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13964 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13965 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13966 (pa_output_function_prologue): Use rp_saved and
13967 current_function_is_leaf to generate .CALLINFO statement.
13968 (hppa_expand_prologue): Set rp_saved.
13969 (hppa_expand_epilogue): Use rp_saved.
13970 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13971 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13973 2007-07-14 Dirk Mueller <dmueller@suse.de>
13975 * omega.c (coalesce): Fix memory leak on early exit.
13976 * matrix-reorg.c (check_allocation_function): Likewise.
13977 * tree-vect-transform.c (vect_get_new_vect_var): free result
13979 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13980 pass pointer to edge vector
13981 (partition_hot_cold_basic_blocks): Fix memory leak.
13982 * collect2.c (prefix_from_string): Free temporary storage.
13983 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13985 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13987 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13988 (DO_GLOBAL_DTORS_BODY): Likewise.
13990 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13991 Nigel Stephens <nigel@mips.com>
13993 * config/mips/mips.c (mips_classify_symbol): Don't return
13994 SYMBOL_SMALL_DATA for constant pool addresses if
13995 TARGET_EMBEDDED_DATA is true.
13997 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13999 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14000 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14001 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14002 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14003 __builtin_ia32_storehps, __builtin_ia32_storelps,
14004 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14005 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14006 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14007 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14008 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14009 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14010 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14011 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14012 using def_builtin_const.
14014 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14016 PR tree-optimization/32705
14017 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14018 (simplify_binary_expression): Use SSA_VAL consistently.
14020 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14022 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14023 (SPEFSCR_REGNO): Delete definition.
14024 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14025 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14026 * config/rs6000/rs6000.h: Do not define *_REGNO.
14027 LINK_REGISTER_REGNUM -> LR_REGNO.
14028 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14029 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14030 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14031 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14032 R_VRSAVE, R_VSCR. Use them.
14033 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14034 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14035 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14036 * config/rs6000/aix.h: Define R_LR. Use it.
14038 2007-07-13 Caroline Tice <ctice@apple.com>
14040 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14041 flag_var_tracking is explicitly turned off (i.e. when variable
14042 tracking is not feasible); otherwise, turn flag_var_tracking on when
14043 flag_var_tracking_uninit is on.
14044 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14045 note definitions, to allow recording of initialization status in the
14047 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14048 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14049 determine if two note locations are equal.
14050 (output_loc_list): Don't output list entries whose start & end labels
14052 (reg_loc_descriptor): Add parameter for initialization status; pass it
14053 to other loc descriptor functions.
14054 (one_reg_loc_descriptor): Add parameter for initialization status;
14055 check its value and add DW_OP_GNU_uninit to returned loc descr if
14057 (multiple_reg_loc_descriptor): Add parameter for initialization
14059 pass init status argument to other loc descriptor functions; check
14060 value of intialization parameter and add DW_OP_GNU_uninit to returned
14061 loc descr if appropriate.
14062 (based_loc_descr): Add parameter for initialization status; add new
14063 variable for return value; check value of initialization parameter and
14064 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14065 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14066 pass init status argument to other loc descriptor functions; check
14067 value of intialization parameter and add DW_OP_GNU_uninit to returned
14068 loc descr if appropriate.
14069 (mem_loc_descriptor): Likewise.
14070 (concat_loc_descriptor): Likewise.
14071 (concatn_loc_descriptor): Likewise.
14072 (loc_descriptor): Add parameter for initialization status; pass it as
14073 argument to other loc descriptor function calls.
14074 (loc_descriptor_from_tree_1): Add appropriate initialization status
14075 to loc descriptor function calls.
14076 (add_location_or_const_value_attribute): Get initialization status
14077 from VAR_LOCATION note; add initialization status to loc descriptor
14079 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14080 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14081 status is uninitialized, add "[uninint]" to output.
14082 * common.opt (fvar-tracking-uninit): New option, similar to
14083 fvar-tracking, to turn on tracking of uninitialized variables; creates
14084 a new global flag, flag_var_tracking_uninit.
14085 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14086 (enum var_init_status): New type, for var initialization status field.
14087 * var-tracking.c (struct location_chain_def): Two new fields, init,
14088 for initialization status, and set_src for the assignment value expr.
14089 (unshare_variable): New parameter for initialization status;
14090 initialize new init and set_src fields.
14091 (var_reg_set): New parameters for initialization status and value;
14092 pass them to set_variable_part.
14093 (var_mem_set): Likewise.
14094 (get_init_value): New function.
14095 (var_reg_delete_and_set): New initialization status & value
14096 parameters; add call to get_init_value if status is unknown; pass new
14097 parameters to clobber_variable_part and var_reg_set.
14098 (var_mem_delete_and_set): Likewise.
14099 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14100 (var_mem_delete): Likewise.
14101 (variable_union): Pass status to unshare_variable; initialize new init
14102 and set_src fields. If flag_var_tracking_uninit is not set, force
14103 status to initialized.
14104 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14105 used later to get the set_src value.
14106 (find_src_status): New function.
14107 (find_src_set_src): New function.
14108 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14109 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14110 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14111 and var_mem_delete_and_set.
14112 (dump_variable): Print out "[uninit]" if appropriate.
14113 (set_variable_part): Add new initialization and set_src parameters;
14114 pass status to unshare_variable; set node->init and node- >set_src
14115 fields and modify slot in hash table appropriately; save the init and
14116 set_src values if appropriate and assign to the new node.
14117 (clobber_variable_part): New set_src parameter; if two nodes have
14118 same variable and same location but different set_src (assignment)
14119 values, clobber old node.
14120 (delete_variable_part): Pass init status to unshare_variable.
14121 (emit_note_insn_var_location): Add initialized var; assign var's init
14122 status to new 'initialized'; pass new init status field to calls to
14123 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14124 status to initialized.
14125 (emit_notes_in_bb): Pass initialization status to calls to
14126 var_reg_set, var_mem_set, var_reg_delete_and_set and
14127 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14128 var_reg_delete_and_set and var_mem_delete_and_set; call
14129 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14130 make up for change in add_stores.
14131 (vt_add_function_parameters): Add status to calls to
14133 * config/darwin.c (darwin_override_options): Turn on uninitialized
14134 tracking automatically, if var_tracking is on and the system is
14137 2007-07-13 Sa Liu <saliu@de.ibm.com>
14139 * config.gcc: Add options for arch and tune on SPU.
14140 * config/spu/predicates.md: Add constant operands 0 and 1.
14141 * config/spu/spu-builtins.def: Add builtins for double precision
14142 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14143 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14145 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14147 * config/spu/spu-protos.h: Add new function prototypes.
14148 * config/spu/spu.c (spu_override_options): Check options -march and
14150 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14151 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14153 (spu_const_from_int): New. Create a vector constant from 4 ints.
14154 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14155 (spu_emit_vector_compare): New. Emit vector compare.
14156 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14157 * config/spu/spu.h: Add options -march and -mtune. Define processor
14158 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14159 CANONICALIZE_COMPARISON.
14160 * config/spu/spu.md: Add new insns for double precision compare
14161 and double precision vector compare. Add vcond and smax/smin patterns
14162 to enable DFmode vector conditional expression.
14163 * config/spu/spu.opt: Add options -march and -mtune.
14164 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14165 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14166 both CELL and CELLEDP targets: spu_testsv.
14167 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14170 2007-07-13 Richard Guenther <rguenther@suse.de>
14172 PR tree-optimization/32721
14173 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14174 TREE_THIS_VOLATILE on the folded reference.
14175 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14176 if the array reference has TREE_THIS_VOLATILE set.
14178 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14181 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14183 2007-07-13 Andreas Schwab <schwab@suse.de>
14185 * gengtype-lex.l: Allow declarations to be indented.
14187 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14189 * ginclude/tgmath.h: New.
14190 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14191 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14192 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14193 * configure: Regenerate.
14195 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14197 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14198 correct index when setting register save state for xd
14201 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14203 * config/sh/sh.c (mark_use): Remove.
14205 2007-07-12 Paul Brook <paul@codesourcery.com>
14207 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14208 reg does not overlap return value.
14210 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14212 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14213 (set_expression_vuses): Ditto.
14214 (init_pre): Initialize expression_vuses.
14216 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14218 * config/i386/sse.md (storentdf, storentsf): New.
14220 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14222 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14224 * tree.c (build_decl_stat): Move code from here...
14225 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14226 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14227 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14228 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14229 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14232 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14233 Devang Patel <dpatel@apple.com>
14235 PR tree-optimization/25413
14236 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14237 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14238 * tree.h (contains_packed_reference): New.
14239 * expr.c (contains_packed_reference): New.
14240 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14241 (vect_enhance_data_refs_alignment): Call
14242 vector_alignment_reachable_p.
14243 * target.h (vector_alignment_reachable): New builtin.
14244 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14245 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14246 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14248 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14250 * target.h (builtin_vectorization_cost): Add new target builtin.
14251 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14252 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14253 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14254 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14255 uninitialized variables.
14256 * tree-vect-transform.c (cost_for_stmt): New function.
14257 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14258 using cost 1 for all scalar stmts. Be less conservative when
14259 estimating the number of prologue/epulogue iterations. Call
14260 targetm.vectorize.builtin_vectorization_cost. Return
14261 min_profitable_iters-1.
14262 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14263 initialization cost instead of TARG_VEC_STMT_COST. Use
14264 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14265 epilogue code. Fix epilogue cost computation.
14266 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14267 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14268 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14269 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14270 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14271 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14273 2007-07-12 Richard Guenther <rguenther@suse.de>
14275 * gimplify.c (gimplify_conversion): Make sure that the result
14276 from maybe_fold_offset_to_reference is trivially convertible
14277 to the desired type before doing the simplification.
14278 (gimplify_expr): Likewise.
14279 * fold-const.c (fold_binary): Use the correct types for
14280 building the simplified expression.
14282 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14284 PR rtl-optimization/32729
14285 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14286 that fallthru to exit.
14288 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14290 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14291 (symDTPOFF2reg): Likewise.
14293 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14295 PR tree-optimization/32663
14297 * tree.h (VALUE_HANDLE_VUSES): Remove.
14298 (struct tree_value_handle): Remove vuses.
14300 * tree-vn.c (create_value_handle_for_expr): Don't set
14301 VALUE_HANDLE_VUSES.
14303 * tree-ssa-pre.c (expression_vuses): New.
14304 (alloc_expression_id): Set up expression_vuses.
14305 (get_expression_vuses): New.
14306 (set_expression_vuses): Ditto.
14307 (clear_expression_ids): Modify for expression_vuses.
14308 (phi_translate_1): Ditto.
14309 (phi_translate_set): Ditto.
14310 (value_dies_in_block_x): Ditto
14311 (valid_in_sets): Ditto.
14312 (add_to_sets): Ditto.
14313 (find_existing_value_expr): Ditto.
14314 (create_value_handle_for_expr): Ditto.
14315 (make_values_for_stmt): Ditto.
14316 (vuse_equiv): Remove.
14318 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14320 * Makefile.in (mostlyclean): Remove object files.
14322 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14324 * toplev.c (no_new_pseudos): Deleted.
14325 * rtl.h (no_new_pseudos): Deleted.
14326 * tree-pass.h (pass_no_new_pseudos): Deleted.
14327 * passes.c (pass_no_new_pseudos): Deleted.
14328 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14329 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14330 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14332 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14333 * rtlhooks.c (gen_lowpart_general): Ditto.
14334 * optabs.c (prepare_operand): Ditto.
14335 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14337 * modulo-sched.c (rest_of_handle_sms): Ditto.
14338 * see.c (rest_of_handle_see): Ditto.
14339 * ifcvt.c (if_convert): Ditto.
14340 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14342 * init-regs.c (gate_initialize_regs): Deleted set of
14344 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14345 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14346 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14348 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14351 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14352 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14353 (*vec_extractv2di_1_rex64): New insn pattern.
14355 2007-07-11 David Daney <ddaney@avtrex.com>
14357 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14358 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14359 for SIGNAL_UNWIND_RETURN_COLUMN.
14360 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14361 (DWARF_FRAME_REGNUM): Rewrite.
14362 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14364 2007-07-11 Nick Clifton <nickc@redhat.com>
14366 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14367 delta and use gen_int_mode in place of GET_INT instead.
14369 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14371 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14374 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14376 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14377 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14379 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14380 (USE_CANONICAL_TYPES): New.
14381 * doc/invoke.texi (verify-canonical-types): Remove.
14382 (use-canonical-types): Add.
14384 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14386 * config/spu/spu.c (spu_optimization_options): Remove setting of
14387 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14388 (spu_override_options): Move it here.
14390 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14392 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14393 * config/mips/mips.c (mips_cpu_info_table): Mention
14394 MIPS_ISA_LEVEL_SPEC in the comment.
14396 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14398 PR tree-optimization/32713
14399 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14401 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14403 PR middle-end/30482
14404 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14405 conditional to flag_isoc99.
14406 (c_common_init_options): Do it here, unconditionally.
14408 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14410 PR tree-optimization/32589
14411 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14412 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14413 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14414 predicate, extracted from...
14415 (set_rhs): ...here. Call it for the expression on entry.
14416 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14417 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14418 (simplify_binary_expression): Use valid_gimple_expression_p
14419 to validate the simplification.
14420 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14422 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14424 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14425 DWARF2_DEBUG on 32 bit target too.
14426 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14428 2007-07-11 Nick Clifton <nickc@redhat.com>
14430 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14431 version for 64-bit hosts.
14433 2007-07-10 David Daney <ddaney@avtrex.com>
14435 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14437 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14439 * config/mips/mips.c (mips_expand_synci_loop): New function.
14440 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14441 (UNSPEC_RDHWR): Same.
14442 (UNSPEC_SYNCI): Same.
14443 (UNSPEC_SYNC): Same.
14444 (clear_cache): New expand.
14448 (clear_hazard): Same.
14449 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14451 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14452 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14454 2007-07-10 Ian Lance Taylor <iant@google.com>
14456 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14459 2007-07-10 David Daney <ddaney@avtrex.com>
14461 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14462 * builtins.c (expand_builtin___clear_cache): New function.
14463 (expand_builtin): Call expand_builtin___clear_cache for
14464 BUILT_IN_CLEAR_CACHE case.
14465 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14466 * doc/md.texi (clear_cache): Document new instruction pattern.
14467 * testsuite/gcc.dg/builtins-64.c: New test.
14469 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14471 * config/cris/cris.md ("movsi"): Fix typo in last change.
14473 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14476 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14478 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14479 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14480 for FUNCTION_DECLs. Don't use align_functions_log if
14482 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14483 even for FUNCTION_DECLs.
14484 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14486 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14487 (DECL_FUNCTION_CODE): Update for new location and name of
14489 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14490 (struct tree_decl_common): Move 'align' and 'off_align' out
14491 of union, ensure they're still on a 32-bit boundary. Remove
14492 other fields in union 'u1'.
14493 (struct tree_function_decl): Add field 'function_code' replacing
14494 'u1.f' in tree_decl_common.
14495 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14496 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14497 (Variable Attributes): Cross-reference 'aligned' attribute
14498 to Function Attributes.
14499 * flags.h (force_align_functions_log): Delete.
14500 * toplev.c (force_align_functions_log): Delete.
14502 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14505 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14506 (*vec_concatv2di_rex): New insn pattern.
14508 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14511 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14513 2007-07-10 Ian Lance Taylor <iant@google.com>
14515 Replace no_new_pseudos in backends.
14516 * rtl.h (can_create_pseudo_p): Define.
14517 * config/darwin.c (machopic_indirect_data_reference): Use
14518 can_create_pseudo_p () instead of no_new_pseudos.
14519 (machopic_indirect_data_reference): Likewise.
14520 (machopic_legitimize_pic_address): Likewise.
14521 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14522 (alpha_emit_set_const_1): Likewise.
14523 (alpha_emit_set_const): Likewise.
14524 (alpha_emit_conditional_move): Likewise.
14525 (alpha_split_conditional_move): Likewise.
14526 * config/alpha/alpha.md (various splitters): Likewise.
14528 * config/arm/arm.c (legitimize_pic_address): Likewise.
14529 (arm_load_pic_register): Likewise.
14530 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14531 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14532 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14533 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14534 * config/cris/cris.md (movsi): Likewise.
14535 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14536 (symGOTOFF2reg_hilo): Likewise.
14537 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14538 * config/h8300/h8300.md (insv, extzv): Likewise.
14539 * config/i386/i386.c (ix86_expand_move): Likewise.
14540 (ix86_expand_vector_move): Likewise.
14541 (ix86_prepare_fp_compare_args): Likewise.
14542 (ix86_expand_carry_flag_compare): Likewise.
14543 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14544 (tls_dynamic_gnu2_combine_32): Likewise.
14545 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14546 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14547 (ia64_expand_movxf_movrf): Likewise.
14548 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14549 (m32c_split_move): Likewise.
14550 (m32c_expand_insv): Likewise.
14551 * config/m68k/m68k.md (movsi): Likewise.
14552 * config/mips/mips.c (mips_force_temporary): Likewise.
14553 (mips_split_symbol): Likewise.
14554 (mips_move_integer): Likewise.
14555 (mips_legitimize_const_move): Likewise.
14556 * config/mn10300/mn10300.md (movsi): Likewise.
14557 * config/pa/pa.c (emit_move_sequence): Likewise.
14558 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14559 (rs6000_got_register): Likewise.
14560 (create_TOC_reference): Likewise.
14561 (rs6000_machopic_legitimize_pic_address): Likewise.
14562 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14563 (various splitters): Likewise.
14564 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14565 (movsi_got): Likewise.
14566 * config/s390/s390.c (emit_symbolic_move): Likewise.
14567 * config/s390/s390.md (movhi, movqi): Likewise.
14568 (load_multiple, store_multiple): Likewise.
14569 * config/score/score.c (score_force_temporary): Likewise.
14570 * config/sh/sh.c (prepare_move_operands): Likewise.
14571 (prepare_cbranch_operands): Likewise.
14572 (emit_fpu_switch): Likewise.
14573 (fpscr_set_from_mem): Likewise.
14574 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14575 (adddi3, subsi3): Likewise.
14576 (various splitters): Likewise.
14577 (divsi_inv_fp_combine): Likewise.
14578 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14579 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14581 * config/sh/predicates.md (xor_operand): Likewise.
14582 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14583 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14584 (movdi_pic_label_ref): Likewise.
14585 * config/spu/spu.c (spu_split_immediate): Likewise.
14586 * config/alpha/alpha.md (various splitters): Remove test
14587 !no_new_pseudos || reload_completed.
14588 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14590 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14591 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14592 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14593 * config/score/score.c (th_output_mi_thunk): Likewise.
14594 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14595 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14597 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14599 PR rtl-optimization/32664
14600 * mode-switching.c (create_pre_exit): Skip barrier insns.
14602 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14604 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14605 force_gimple_operand_bsi.
14606 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14607 rewrite_use_compare): Ditto.
14608 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14610 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14611 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14612 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14613 * tree-profile.c (prepare_instrumented_value,
14614 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14615 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14616 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14617 tree_gen_ior_profiler): Ditto.
14618 * tree-ssa-reassoc.c (negate_value): Ditto.
14619 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14620 Use force_gimple_operand_bsi.
14621 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14622 * tree-if-conv.c (add_to_dst_predicate_list,
14623 find_phi_replacement_condition): Ditto.
14624 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14625 Call mark_symbols_for_renaming for new statements.
14626 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14628 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14630 * cfghooks.c (remove_edge): New function.
14631 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14633 * cfghooks.h (remove_edge): Declare.
14634 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14635 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14637 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14639 * optabs.h: Added declaration for signbit_optab.
14640 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14641 * genoptinit.c (optabs): Added entry for signbit insns.
14642 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14643 insn, if available.
14644 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14645 * config/s390/s390.md (signbit<mode>2): New expander.
14647 2007-07-09 Richard Guenther <rguenther@suse.de>
14649 PR middle-end/32698
14650 * fold-const.c (fold_plusminus_mult_expr): Move constant
14651 arguments second to allow decomposing.
14653 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14656 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14658 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14659 Disregard DECL_FROM_INLINE.
14661 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14664 * doc/invoke.texi: Add ftree-reassoc flag.
14665 * common.opt (ftree-reassoc): New flag.
14666 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14667 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14669 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14671 PR tree-optimization/32681
14672 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14673 saved in second_edge->aux when first_bb is a loop header.
14675 2007-07-09 Jan HUbicka <jh@suse.cz>
14677 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14679 2007-07-09 Richard Guenther <rguenther@suse.de>
14681 * c-decl.c (start_function): Do not promote return type.
14683 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14685 * function.c (do_warn_unused_parameter): Do not warn if
14686 TREE_NO_WARNING is set.
14688 2007-07-08 Andreas Schwab <schwab@suse.de>
14690 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14692 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14695 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14697 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14698 apply to assembly language, too.
14699 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14701 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14703 Revert (note the sccvn portions are *not* reverted)
14704 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14706 Fix PR tree-optimization/23488
14708 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14710 * tree-flow-inline.h (get_value_handle): Ditto.
14711 * tree-ssa-pre.c (decl_vh_map): New.
14712 (decl_node_pool): New.
14713 (can_value_number_operation): Support DECL_P.
14714 (can_PRE_operation): Ditto.
14715 (create_expression_by_pieces): Ditto.
14716 (find_existing_value_expr): Modify to differnetiate between
14717 addressing and top level.
14718 (create_value_handle_for_expr): Handle DECL's.
14719 (poolify_tree): Ditto.
14720 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14721 (make_values_for_stmt): Handle DECL's properly.
14722 (init_pre): Reorg to not init useless things during FRE.
14724 * tree-flow.h: Include pointer-set.h.
14725 (decl_vh_map): Declare.
14726 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14728 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14730 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14731 the constraint description.
14732 * doc/md.texi: Update documentation of AVR constraints.
14734 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14736 * auto-inc-dec.c, config/arm/arm.c,
14737 config/m32r/constraints.md, config/mips/mips.md,
14738 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14739 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14740 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14741 typos. Follow spelling conventions.
14742 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14744 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14745 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14747 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14748 realloc_vuse): Remove.
14749 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14752 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14754 Fix PR tree-optimization/23488
14756 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14757 (try_to_simplify): Ditto.
14758 (visit_use): Ditto.
14759 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14761 * tree-flow-inline.h (get_value_handle): Ditto.
14762 * tree-ssa-pre.c (decl_vh_map): New.
14763 (decl_node_pool): New.
14764 (can_value_number_operation): Support DECL_P.
14765 (can_PRE_operation): Ditto.
14766 (create_expression_by_pieces): Ditto.
14767 (find_existing_value_expr): Modify to differnetiate between
14768 addressing and top level.
14769 (create_value_handle_for_expr): Handle DECL's.
14770 (poolify_tree): Ditto.
14771 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14772 (make_values_for_stmt): Handle DECL's properly.
14773 (init_pre): Reorg to not init useless things during FRE.
14775 * tree-flow.h: Include pointer-set.h.
14776 (decl_vh_map): Declare.
14777 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14779 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14781 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14782 apply to assembly language, too.
14783 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14785 2007-07-06 Ian Lance Taylor <iant@google.com>
14786 Zack Weinberg <zackw@panix.com>
14788 PR middle-end/32441
14789 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14791 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14793 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14794 (prefetch): Likewise if "pref" would be used.
14796 2007-07-06 Josh Conner <jconner@apple.com>
14798 PR middle-end/32602
14799 PR middle-end/32603
14800 * calls.c (store_one_arg): Handle arguments which are partially
14801 on the stack when detecting argument overlap.
14803 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14805 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14806 chosen during find_reloads.
14808 2007-07-06 Richard Guenther <rguenther@suse.de>
14810 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14811 TYPE_ARG_TYPES for verification of argument types. Use
14812 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14813 parameters as variable arguments.
14815 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14817 * libgcc2.h (word_type): Type definition removed.
14818 (cmp_return_type, shift_count_type): Type definitions added.
14819 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14820 replaced with shift_count_type.
14821 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14823 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14824 changed from word_type to Wtype.
14825 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14826 replaced with shift_count_type.
14827 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14829 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14830 and libgcc_shift_count attribute added.
14831 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14832 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14833 (TARGET_INITIALIZER): New target hooks added.
14834 * targhooks.c (default_libgcc_cmp_return_mode,
14835 default_libgcc_shift_count_mode): Default implementations for the new
14836 target hooks added.
14837 * targhooks.h (default_libgcc_cmp_return_mode,
14838 default_libgcc_shift_count_mode): Function prototypes added.
14839 * target.h (struct gcc_target): Fields for the new target hooks added.
14840 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14842 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14845 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14846 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14848 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14849 s390_libgcc_shift_count_mode): Functions added.
14850 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14851 Target hooks defined.
14853 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14855 * config/mips/mips.c (compute_frame_size): Restore the original
14856 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14857 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14858 Document why the difference is needed.
14860 2007-07-06 Richard Guenther <rguenther@suse.de>
14862 * c-common.c (boolean_increment): Use correctly typed
14865 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14867 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14868 the topmost argument register is not also included in the save mask.
14869 (mips16e_collect_argument_save_p): Take a pointer to the argument
14870 register, rather than a pointer to the number of arguments.
14871 (mips16e_collect_argument_saves): Only include argument saves
14872 that aren't in the register mask.
14874 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14876 PR rtl-optimization/32450
14877 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14878 to ensure that instructions are not moved into the prologue when
14879 profiling is on. Remove unused prologue_end variable.
14880 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14881 as a scheduling barrier.
14883 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14886 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14887 Disregard DECL_FROM_INLINE.
14889 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14891 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14892 IORing with a constant.
14894 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14896 PR rtl-optimization/32475
14897 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14898 for every definition of the stack pointer.
14900 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14902 * arm.c (vfp3_const_double_index): Copy signed results of
14903 REAL_VALUE_TO_INT into unsigned vars.
14905 2007-07-05 Richard Guenther <rguenther@suse.de>
14907 PR middle-end/32639
14908 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14910 * tree-ssa.c (useless_type_conversion_p): Check canonical
14913 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14915 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14916 zero_extendhisi2): Change to define_insn_and_split.
14917 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14919 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14921 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14922 pass_match_asm_constraints): New.
14923 * passes.c (init_optimization_passes): Add new pass.
14924 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14925 * function.h (struct function): Add has_asm_statement bit.
14926 (current_function_has_asm_statement): New.
14927 * tree-pass.h (pass_match_asm_constraints): New.
14929 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14931 * config/mips/mips.c (mips_file_start): Avoid declaration
14934 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14936 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14938 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14940 * rtl.def (NOTE): Change print format string to print
14941 operand 5 as a note insn name.
14943 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14944 David Ung <davidu@mips.com>
14946 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14947 * doc/invoke.texi: (MIPS Options): Document them.
14949 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14950 David Ung <davidu@mips.com>
14952 Add support for SmartMIPS ASE.
14954 * optabs.c (expand_binop_directly): New, broken out from...
14955 (expand_binop): Here. Make it try rotating in the other
14956 direction even when the second operand isn't constant.
14957 * config/mips/mips.md (*lwxs): New.
14958 * config/mips/mips.opt (msmartmips): New.
14959 * config/mips/mips.c (mips_lwxs_address_p): New.
14960 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14961 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14962 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14963 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14964 (ISA_HAS_LWXS): New.
14965 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14966 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14967 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14968 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14969 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14970 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14971 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14973 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14975 * tree-vectorizer.c (new_loop_vec_info): Initialize
14976 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14977 * tree-vectorizer.h (_loop_vec_info): Added new filed
14978 min_profitable_iters.
14979 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14980 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14981 * tree-vect-analyze.c (vect_analyze_operations): Set
14982 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14983 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14984 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14985 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14986 and prologue cost to after they are computed.
14987 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14988 TARG_VEC_STMT_COST.
14989 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14990 of creating vectors from scalars according to dt.
14991 (vect_model_store_cost): Likewise.
14992 (vectorizable_call): Use dt array instead of scalar dt. Call
14993 vect_model_simple_cost with additional argument dt.
14994 (vectorizable_assignment): Likewise.
14995 (vectorizable_operation): Likewise.
14996 (vectorizable_type_demotion): Likewise.
14997 (vectorizable_type_promotion): Likewise.
14998 (vectorizable_store): Use dt array instead of scalar dt. Call
14999 vect_model_store_cost with additional argument dt.
15000 (vect_do_peeling_for_loop_bound): Don't call
15001 vect_estimate_min_profitable_iters. Instead, lookup
15002 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15003 "may not be profitable".
15005 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15008 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15009 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15010 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15011 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15013 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15015 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15016 addressing modes cheaper.
15018 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15020 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15021 (dw_ranges_struct): Rename block_num to num. Adjust.
15022 (dw_ranges_by_label_struct): New.
15023 (ranges_by_label, ranges_by_label_allocated,
15024 ranges_by_label_in_use): New variables.
15025 (add_ranges_num): Factored most of the code out of...
15026 (add_ranges): ... this one. Rewrite in terms of the former.
15027 (add_ranges_by_labels): New.
15028 (output_ranges): Output by-label ranges.
15029 (dwarf2out_finish): Output range for multiple-section
15030 compile_unit. Output standard DW_AT_low_pc in addition to
15031 unexpected DW_AT_entry_pc.
15033 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15035 PR tree-optimization/32604
15036 PR tree-optimization/32606
15038 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15039 (compute_antic_safe): Removed.
15040 (ANTIC_SAFE_LOADS): Ditto.
15041 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15042 (execute_pre): Don't call compute_antic_safe.
15043 (vuse_equiv): New function.
15044 (make_values_for_stmt): Use it
15045 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15048 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15051 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15052 rather than a decl.
15053 (avr_attribute_table): Make "naked" attribute apply to function types
15054 rather than to decls.
15055 (avr_handle_fntype_attribute): New function.
15057 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15059 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15062 2007-07-04 David Ung <davidu@mips.com>
15063 Joseph Myers <joseph@codesourcery.com>
15065 * config/mips/mips.md (type): Add logical, signext and move.
15066 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15067 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15068 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15069 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15070 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15071 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15072 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15073 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15074 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15075 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15076 movv2sf_hardfloat_64bit): Use the new types.
15077 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15078 *movdf_softfloat, *movdf_mips16): Use "multi".
15079 (extendqihi2): Replace with a define_expand.
15080 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15081 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15082 * config/mips/74k.md (r74k_int_logical): New reservation and
15084 (r74k_int_arith): Remove "slt".
15085 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15086 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15087 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15088 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15089 reservations for "arith".
15091 2007-07-04 Richard Guenther <rguenther@suse.de>
15093 * tree-ssa.c (useless_type_conversion_p): Add handling for
15094 scalar float and vector types. Only call the types_compatible_p
15095 langhook for aggregate types as last resort. Follow the
15098 2007-07-04 Richard Guenther <rguenther@suse.de>
15100 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15101 the same as NOP_EXPR.
15103 2007-07-04 Nick Clifton <nickc@redhat.com>
15105 * target.h (struct gcc_target): Add target_help field.
15106 * target-def.h (TARGET_HELP): New.
15107 (TARGET_INITIALIZER): Use TARGET_HELP.
15108 * opts.c (command_handle_option): Invoke target_help function, if
15109 defined, when the user has specified --target-help on the command
15111 * doc/invoke.texi: Mention that --target-help might print
15112 additional information.
15113 * doc/tm.texi: Document TARGET_HELP hook.
15115 * arm.c (TARGET_HELP): Override default definition.
15116 (arm_target_help): New - display a wrapped list of cores and
15117 architectures supported.
15119 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15121 * config/v850/v850.c (expand_prologue): Make sure
15122 GEN_INT() argument is sign extended rather than zero extended.
15123 (expand_epilogue): Likewise.
15124 (output_move_double): Delete.
15125 * config/v850/v850-protos.h (output_move_double): Delete.
15126 * config/v850/v850.md (movdi): Delete.
15127 (*movdi_internal): Delete.
15129 (*movdf_internal): Delete.
15131 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15133 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15134 unless compiling RTP PIC.
15136 2007-07-04 Richard Guenther <rguenther@suse.de>
15138 PR tree-optimization/32482
15139 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15140 original ssa name if we didn't find a shift expression.
15141 Fix shift constant for bit zero test.
15143 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15145 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15147 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15149 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15150 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15151 * config/arm/vxworks.h (ASM_SPEC): Delete.
15152 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15154 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15156 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15157 (DDR_REVERSED_P): New.
15158 * tree-data-ref.c (initialize_data_dependence_relation,
15159 build_classic_dist_vector): Set DDR_REVERSED_P.
15161 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15163 PR middle-end/32457
15164 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15165 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15166 init_omega_for_ddr_1): Use non conservative number of iterations
15168 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15169 (analyze_siv_subscript): Remove FIXME and reinitialization of
15170 last_conflicts to chrec_dont_know.
15171 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15173 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15175 * tree.c (maybe_canonicalize_argtypes): Improve description.
15177 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15179 * tree.c (maybe_canonicalize_argtypes): New.
15180 (build_function_type): Set canonical type.
15181 (build_method_type_directly): Ditto.
15182 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15185 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15187 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15189 (rewrite_use_nonlinear_expr): Likewise.
15191 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15193 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15195 2007-07-04 Ben Elliston <bje@au.ibm.com>
15197 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15200 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15202 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15203 (Exception Handling): Likewise.
15205 2007-07-03 Jan Hubicka <jh@suse.cz>
15207 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15209 2007-07-03 Eric Christopher <echristo@apple.com>
15211 * doc/cppopts.texi: Add conflicting option note to -dM.
15212 * doc/invoke.texi: Add note about possible conflicts with
15213 -E for -dCHARS and note that -dM will not produce
15214 any results if there is no machine dependent reorg.
15216 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15218 * tree.h (DECL_ALIGN): Back out previous change.
15220 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15222 * configure.ac: Test for .dtprelword support on MIPS.
15223 * configure, config.in: Regenerate.
15224 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15225 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15227 2007-07-03 Julian Brown <julian@codesourcery.com>
15229 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15230 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15231 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15232 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15234 (all_fpus): Add FPUTYPE_VFP3.
15235 (fp_model_for_fpu): Add VFPv3 field.
15236 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15237 (vfp3_const_double_index): New function. Return integer index of
15238 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15240 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15241 and argument represents a valid RTX for a VFPv3 constant.
15242 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15244 (vfp_emit_fstmd): Similar, for fstmd.
15245 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15246 constants, represented as integer indices.
15247 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15248 VFP_REGNO_OK_FOR_DOUBLE macros.
15249 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15250 (arm_file_start): Set float-abi attribute for VFPv3, and output
15251 correct ".fpu" assembler directive.
15252 (arm_dbx_register_numbering): Add FIXME.
15253 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15254 (fputype): Add FPUTYPE_VFP3.
15255 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15256 (CALL_USED_REGISTERS): Likewise.
15257 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15258 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15259 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15260 (D7_VFP_REGNUM): New.
15261 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15262 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15263 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15264 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15265 (REG_ALLOC_ORDER): Adjust for VFPv3.
15266 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15267 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15268 VFP_LO_REGS, VFP_HI_REGS.
15269 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15270 (IS_VFP_CLASS): Define macro.
15271 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15273 (REGISTER_MOVE_COST): Likewise.
15274 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15275 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15276 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15277 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15278 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15279 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15280 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15281 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15282 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15283 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15284 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15285 where appropriate for single-word registers.
15286 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15287 As above. Fix type attributes.
15288 * config/arm/constraints.md (register_contraint "t"): Define.
15289 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15291 (register_constraint "x"): Define.
15292 (constraint "Dv"): Define.
15294 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15296 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15298 2007-07-03 Tom Tromey <tromey@redhat.com>
15300 * c-parser.c (objc_pq_context): Removed.
15301 (objc_need_raw_identifier): Likewise.
15302 (c_parser) <objc_pq_context>: New field.
15303 <objc_need_raw_identifier>: Likewise.
15304 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15305 (c_lex_one_token): Update.
15306 (c_parser_objc_protocol_definition): Update.
15307 (c_parser_objc_method_definition): Update.
15308 (c_parser_objc_methodproto): Update.
15309 (c_parser_declspecs): Update.
15311 2007-07-03 David Ung <davidu@mips.com>
15313 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15315 2007-07-03 David Ung <davidu@mips.com>
15316 Richard Sandiford <richard@codesourcery.com>
15318 * doc/invoke.texi: Document -march=74kf3_2.
15319 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15320 (TUNE_74K): Check for it.
15321 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15322 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15323 * config/mips/mips.md (cpu): Add 74kf3_2.
15324 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15325 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15326 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15327 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15328 74kf3_2 to the CPU list.
15329 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15330 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15331 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15332 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15333 (r74kf3_2_fxfer_from_c1): New insn reservations.
15335 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15336 David Ung <davidu@mips.com>
15338 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15339 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15340 and 74k[fx]. Document aliases for the new options.
15341 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15342 (PROCESSOR_24KF2_1): ...this.
15343 (PROCESSOR_24KX): Rename to...
15344 (PROCESSOR_24KF1_1): ...this.
15345 (PROCESSOR_74KF): Rename to...
15346 (PROCESSOR_74KF2_1): ...this.
15347 (PROCESSOR_74KX): Rename to...
15348 (PROCESSOR_74KF1_1): ...this.
15349 (TUNE_74K): Update PROCESSOR_* names.
15350 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15351 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15352 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15353 (mips_rtx_cost_data): Update processor names in comments.
15354 (mips_issue_rate): Update PROCESSOR_* names.
15355 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15356 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15357 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15358 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15359 Update cpu attribute names.
15360 (r24k_fpu_iss): Rename this reservation to...
15361 (r24kf2_1_fpu_iss): ...this and update all uses.
15362 (r24kx_fpu_iss): Rename this reservation to...
15363 (r24kf1_1_fpu_iss): ...this and update all uses.
15364 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15365 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15366 Update cpu attribute names.
15368 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15370 * config/m32r/constraints.md: New file.
15371 * config/m32r/m32r.c: Include tm-constrs.h.
15372 (small_data_operand): Use satisfies_constraint_* instead of macro.
15373 (addr24_operand, gen_compare): Likewise.
15374 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15375 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15376 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15377 EXTRA_CONSTRAINT): Likewise.
15378 * config/m32r/m32r.md: Include constraints.md.
15379 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15380 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15381 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15382 (two_insn_const_operand, int8_operand, uint16_operand,
15383 reg_or_int16_operand, reg_or_uint16_operand,
15384 reg_or_cmp_int16_operand, cmp_int16_operand,
15385 seth_add3_operand): Likewise.
15387 2007-07-03 Eric Christopher <echristo@gmail.com>
15389 * libgcc2.h: Conditionally declare __bswapsi2 and
15392 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15394 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15397 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15400 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15401 (__gthrw_pragma): Provide default definition.
15402 (__gthrw2): Use it.
15403 * gthr-posix.c (__gthrw_pragma): Define.
15405 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15407 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15408 before declaring inequality.
15410 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15412 * combine.c (recog_for_combine): Log the success or failure of
15413 matching new insn patterns against the machine description in
15416 2007-07-03 Revital Eres <eres@il.ibm.com>
15418 * ddg.c (print_sccs): New function.
15419 (check_sccs): New function.
15420 (create_ddg_all_sccs): Use it.
15421 * ddg.h (print_sccs): Declare.
15422 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15424 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15426 * targhooks.h (default_mode_for_suffix): New function declaration.
15427 * targhooks.c (default_mode_for_suffix): New default target hook.
15428 * target.h (struct c): New structure in the targetm struct.
15429 (mode_for_suffix): New target hook as part of struct c.
15430 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15431 default_mode_for_suffix.
15432 (TARGET_C): New define.
15433 * c-lex.c: Include "target.h".
15434 (interpret_float): Use targetm.c.mode_for_suffix to determine
15435 the mode for a given non-standard suffix.
15436 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15438 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15439 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15441 * doc/extend.texi (Floating Types): New node. Document __float80 and
15442 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15444 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15447 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15448 predicate instead of target_operand.
15449 (divsi3_i1_media, divsi3_media_2): Likewise.
15451 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15453 * tree.h (alias_sets_might_conflict_p): Rename into
15454 alias_sets_must_conflict_p.
15455 * alias.c (alias_sets_might_conflict_p): Likewise.
15456 (alias_sets_conflict_p): Use it.
15457 (objects_must_conflict_p): Likewise.
15458 * c-common.c (strict_aliasing_warning): Adjust.
15460 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15462 * rtlhooks.c (gen_lowpart_if_possible): Check for
15463 invalid subreg before calling gen_lowpart_SUBREG.
15465 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15467 * config/darwin9.h: Add copyright notice.
15468 (LINK_COMMAND_SPEC): Add comment.
15469 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15470 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15471 DARWIN_LIBSYSTEM_HAS_UNWIND.
15473 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15476 * omp-low.c (check_combined_parallel): New function.
15477 (lower_omp_parallel): Call it via walk_stmts, set
15478 OMP_PARALLEL_COMBINED if appropriate.
15479 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15480 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15481 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15482 don't consider it as combined parallel.
15484 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15486 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15487 (gcc_tooldir): Likewise.
15488 * configure: Regenerate.
15489 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15490 old configure.ac gcc_tooldir setting.
15491 (prefix_to_exec_prefix): New variable.
15492 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15493 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15495 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15497 Fix PR tree-optimization/32583
15498 Fix PR tree-optimization/32584
15499 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15500 (phi_translate_set): Use phi_translate directly now.
15501 (make_values_for_stmt): Don't value number RHS if we already know
15504 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15505 Jim Wilson <wilson@specifix.com>
15508 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15511 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15512 Richard Sandiford <richard@codesourcery.com>
15513 Nigel Stephens <nigel@mips.com>
15515 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15516 (mips16e_output_save_restore): Declare.
15517 (mips16e_save_restore_pattern_p): Likewise.
15518 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15519 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15520 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15521 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15522 (BITSET_P): New global macro, extracted from...
15523 (mips_for_each_saved_reg): ...here.
15524 (mips16e_save_restore_info): New struct.
15525 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15526 (mips16e_save_restore_regs): New variable.
15527 (mips_split_plus, mips16e_find_first_register): New functions.
15528 (mips16e_mask_registers): New function.
15529 (compute_frame_size): Expand the commentary before the function.
15530 Enforce the MIPS16e save and restore register range restrictions.
15531 Pad the general register save area at the low end.
15532 (mips16e_save_restore_reg, mips16e_build_save_restore)
15533 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15534 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15535 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15537 (mips_expand_prologue, mips_expand_epilogue): Handle
15538 GENERATE_MIPS16E_SAVE_RESTORE.
15539 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15541 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15543 PR tree-optimization/31966
15544 PR tree-optimization/32533
15545 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15546 "basic_block" description as its third argument. Update function
15547 calls to get destination bb from "edge" argument. Save "cond" into
15548 aux field of the edge. Update prototype for changed arguments.
15549 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15551 (find_phi_replacement_condition): Operate on incoming edges, not
15552 on predecessor blocks. If there is a condition saved in the
15553 incoming edge aux field, AND it with incoming bb predicate.
15554 Return source bb of the first edge.
15555 (clean_predicate_lists): Clean aux field of outgoing node edges.
15556 (tree_if_conversion): Do not initialize cond variable. Move
15557 variable declaration into the loop.
15558 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15559 initializations of new_stmt, arg0 and arg1 variables.
15561 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15563 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15564 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15566 2007-07-02 Richard Guenther <rguenther@suse.de>
15568 * tree-ssa.c (useless_type_conversion_p): Document
15569 future intent as defining the middle-end type system.
15570 Re-structure to call langhook last, group by type class,
15571 mark questionable parts.
15573 2007-07-02 Richard Guenther <rguenther@suse.de>
15575 * tree-flow.h (types_compatible_p): Declare.
15576 * tree-ssa.c (types_compatible_p): New function.
15577 * ipa-type-escape.c (discover_unique_type): Use
15578 types_compatible_p instead of lang_hooks.types_compatible_p.
15579 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15580 * tree-vn.c (expressions_equal_p): Likewise.
15581 * tree.c (fields_compatible_p): Likewise.
15582 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15583 (cprop_operand): Use useless_type_conversion_p instead of
15584 lang_hooks.types_compatible_p.
15585 * tree-inline.c (setup_one_parameter): Likewise.
15586 (declare_return_variable): Likewise.
15587 * tree-nrv.c (tree_nrv): Likewise.
15588 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15589 (maybe_fold_offset_to_component_ref): Likewise.
15590 (maybe_fold_offset_to_reference): Likewise.
15591 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15592 (merge_alias_info): Likewise.
15593 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15594 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15595 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15596 * tree-tailcall.c (find_tail_calls): Likewise.
15597 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15598 * gimplify.c (canonicalize_addr_expr): Likewise.
15599 (fold_indirect_ref_rhs): Likewise.
15600 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15601 (cpt_same_type): Likewise.
15602 (check_pointer_types_r): Swap parameters to cpt_same_type
15604 * fold-const.c (fold_convert): Revert fix for PR15988.
15605 * tree-inline.c (setup_one_parameter): Instead fix it here by
15606 using fold_build1 instead of fold_convert and checking for
15607 error_mark_node. Convert only if the conversion is necessary.
15609 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15611 * configure.ac: Check for .gnu_attribute on Power.
15612 * configure: Regenerate.
15613 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15614 attribute for floating-point ABI.
15616 2007-07-02 Ira Rosen <irar@il.ibm.com>
15618 PR tree-optimization/32230
15619 PR tree-optimization/32477
15620 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15621 address is a constant.
15623 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15625 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15626 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15627 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15628 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15629 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15630 64-bit targets. Add support for *-elfoabi*.
15631 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15632 different settings if $(tm_defines) does not select the EABI.
15633 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15634 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15635 (MIPS_ARCH_OPTION_SPEC): Likewise.
15636 (MIPS_ISA_LEVEL_SPEC): Likewise.
15637 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15638 * config/mips/elfoabi.h: New file.
15640 2007-07-02 Richard Guenther <rguenther@suse.de>
15642 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15643 (useless_type_conversion_p): ... this.
15644 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15645 (useless_type_conversion_p): ... this.
15646 * builtins.c (fold_builtin_memory_op): Rename
15647 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15648 * tree-cfg.c (verify_expr): Likewise.
15649 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15650 * tree-ssa-ccp.c (ccp_fold): Likewise.
15651 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15652 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15653 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15654 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15655 * tree-ssa-pre.c (eliminate): Likewise.
15656 * tree-ssa.c (delete_tree_ssa): Likewise.
15657 (tree_ssa_useless_type_conversion): Likewise.
15658 * tree.c (build2_stat): Likewise.
15660 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15662 Fix PR tree-optimization/32571
15663 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15666 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15668 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15669 and other expected operations explicitly, change default to
15672 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15674 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15676 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15677 (tls_load_dot_plus_eight): Move the label number into the unspec.
15678 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15680 2007-07-01 Andreas Schwab <schwab@suse.de>
15682 * dwarf2out.c (initial_return_save): Define only if used.
15684 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15686 Unreverting Richard's Revert of:
15688 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15690 * dce.c (deletable_insn_p_1): New function, split out from...
15691 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15692 specially, not those inside PARALLELs. Remove BODY argument
15693 and adjust recursive call accordingly.
15694 (prescan_insns_for_dce): Update call to delete_insn_p.
15696 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15697 Revital Eres <eres@il.ibm.com>
15699 * ddg.c (create_ddg_all_sccs): Fix missed
15700 initialization of scc_nodes.
15702 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15704 PR middle-end/32559
15705 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15706 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15708 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15710 * configure.ac: Check for .gnu_attribute on MIPS.
15711 * configure, config.in: Regenerate.
15712 * config/mips/mips.c (mips_file_start): If supported, output
15713 attribute for floating-point ABI.
15715 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15718 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15719 (ffs_cmove): New expander to expand using ctz pattern.
15720 (*ffs_cmove): Remove pattern.
15721 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15722 (ffsdi2): Expand using ctz pattern.
15723 (*ffs_rex64): Remove pattern.
15725 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15727 PR rtl-optimization/32296
15728 * pa.md (return): Delete pattern.
15729 (return_internal): Remove "(const_int 1)" from pattern.
15730 (epilogue): Use return_internal pattern for trivial returns.
15731 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15732 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15734 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15736 * tree-ssa-pre.c (is_exception_related): New function
15737 (can_value_number_operation): Use it.
15739 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15741 Fix PR tree-optimization/32540
15742 Fix PR tree-optimization/31651
15744 * tree-ssa-sccvn.c: New file.
15746 * tree-ssa-sccvn.h: Ditto.
15748 * tree-vn.c: Include tree-ssa-sccvn.h
15749 (val_expr_paid_d): Removed.
15750 (value_table): Ditto.
15751 (vn_compute): Ditto.
15752 (val_expr_pair_hash): Ditto.
15753 (val_expr_pair_expr_eq): Ditto.
15754 (copy_vuses_from_stmt): Ditto.
15755 (vn_delete): Ditto.
15757 (shared_vuses_from_stmt): Ditto.
15758 (print_creation_to_file): Moved up.
15759 (sort_vuses): Ditto.
15760 (sort_vuses_heap): Ditto.
15761 (set_value_handle): Make non-static.
15762 (make_value_handle): Ditto.
15763 (vn_add): Rewritten to use sccvn lookups.
15764 (vn_add_with_vuses): Ditto.
15765 (vn_lookup): Ditto (and second argument removed).
15766 (vn_lookup_with_vuses): Ditto.
15767 (vn_lookup_or_add): Ditto (and second argument removed);
15768 (vn_lookup_or_add_with_vuses): Ditto.
15769 (vn_lookup_with_stmt): New.
15770 (vn_lookup_or_add_with_stmt): Ditto.
15771 (create_value_handle_for_expr): Ditto.
15773 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15774 (seen_during_translate): New function.
15775 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15776 (phi_trans_add): Ditto.
15777 (constant_expr_p): FIELD_DECL is always constant.
15778 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15779 Use constant_expr_p.
15780 Avoid infinite recursion on mutually valued expressions.
15781 Change callers of vn_lookup_or_add.
15782 (phi_translate): New function.
15783 (compute_antic_safe): Allow phi nodes.
15784 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15785 (find_or_generate_expression): Rewrite slightly.
15786 (create_expression_by_pieces): Updated for vn_lookup_or_add
15788 Update VN_INFO for new names.
15789 (insert_into_preds_of_block): Update for new names.
15790 (add_to_exp_gen): New function.
15791 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15792 (find_existing_value_expr): Rewrite to changed vn_lookup.
15793 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15794 (try_look_through_load): Removed.
15795 (try_combine_conversion): Ditto.
15796 (get_sccvn_value): New function.
15797 (make_values_for_phi): Ditto.
15798 (make_values_for_stmt): Ditto.
15799 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15801 (init_pre): Update for SCCVN changes.
15803 (execute_pre): Ditto.
15805 * tree-flow.h (make_value_handle): Declare.
15806 (set_value_handle): Ditto.
15807 (sort_vuses_heap): Ditto.
15808 (vn_lookup_or_add_with_stmt): Ditto.
15809 (vn_lookup_with_stmt): Ditto.
15810 (vn_compute): Remove.
15812 (vn_delete): Ditto.
15813 (vn_lookup): Update arguments.
15815 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15816 (tree-vn.o): Ditto.
15817 (tree-ssa-sccvn.o): New.
15818 (OBJS-common): Add tree-ssa-sccvn.o
15820 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15823 * c-typeck.c (build_external_ref): Don't mark as used if called
15825 * calls.c (rtx_for_function_call): Likewise.
15827 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15831 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15833 * dce.c (deletable_insn_p_1): New function, split out from...
15834 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15835 specially, not those inside PARALLELs. Remove BODY argument
15836 and adjust recursive call accordingly.
15837 (prescan_insns_for_dce): Update call to delete_insn_p.
15839 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15841 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15842 (try_combine): Move potential calls to undo_all() so they happen
15843 before we commit to using the combined insns.
15845 2007-06-30 Jan Hubicka <jh@suse.cz>
15847 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15850 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15852 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15853 (cgraph_remove_unreachable_nodes): Likewise.
15854 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15855 * ipa-inline.c (update_caller_keys): Cast according to the coding
15857 (cgraph_decide_recursive_inlining): Likewise.
15858 (cgraph_decide_inlining_of_small_function): Likewise.
15859 (try_inline): Likewise.
15860 (cgraph_decide_inlining_incrementally): Likewise.
15861 * ipa-pure-const.c (get_function_state): Likewise.
15862 (scan_function): Likewise.
15863 (analyze_function): Likewise.
15864 (static_execute): Likewise.
15865 * ipa-reference.c (scan_for_static_refs): Likewise.
15866 (merge_callee_local_info): Likewise.
15867 (analyze_function): Use type safe memory macros.
15868 (static_execute): Likewise. Cast according to the coding conventions.
15869 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15871 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15873 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15874 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15877 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15879 PR middle-end/30024
15880 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15881 for complex modes (both int and real).
15883 2007-06-29 Jan Hubicka <jh@suse.cz>
15885 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15887 2007-06-29 Jan Hubicka <jh@suse.cz>
15889 PR middle-end/32372
15890 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15893 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15896 * config/avr/avr.c: Include dataflow header file.
15897 (expand_prologue): Adjust for prologue insn change.
15898 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15901 2007-06-29 Richard Guenther <rguenther@suse.de>
15903 PR middle-end/32493
15904 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15905 during type verification.
15907 2007-06-29 Jan Hubicka <jh@suse.cz>
15909 * recog.c (validate_change_rtx_1): Unshare TO argument.
15911 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15913 PR tree-optimization/24659
15914 * tree-vect-transform.c (vectorizable_call): Handle
15915 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15917 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15918 * config/i386/i386.c (enum ix86_builtins)
15919 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15920 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15922 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15923 const using def_builtin_const.
15924 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15925 input operands in the same modes as the result.
15926 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15928 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15930 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15931 (df_set_dead_notes_for_mw): Likewise.
15933 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15935 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15937 2007-06-28 DJ Delorie <dj@redhat.com>
15939 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15941 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15943 * doc/invoke.texi (C++ Dialect Options): Document
15944 fvisibility-ms-compat.
15945 * c.opt (fvisibility-ms-compat): New.
15947 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15950 * tree-affine.c (aff_combination_add_elt): Handle
15951 pointer addition specially.
15953 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15955 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15956 decl is non-external for AIX ABI.
15958 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15960 * config/rs6000/predicates.md (current_file_function_operand):
15961 Ensure the symbol is non-external for AIX ABI.
15963 2007-06-28 Nick Clifton <nickc@redhat.com>
15965 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15966 (fdce, fdse, fpredictive-commoning): Likewise.
15968 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15971 * gcc.c (process_command): Recognize the new -static-libgfortran
15974 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15977 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15978 Use a call clobbered hard reg instead of a pseudo reg.
15980 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15982 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15984 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15987 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15988 REG_LIBCALL and REG_RETVAL notes.
15989 (divsi3, mulsi3): Likewise.
15990 (mulhisi3): Likewise. Use emit_libcall_block.
15991 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15993 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15995 PR rtl-optimization/32481
15996 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15998 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16000 * dce.c (deletable_insn_p_1): New function, split out from...
16001 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16002 specially, not those inside PARALLELs. Remove BODY argument
16003 and adjust recursive call accordingly.
16004 (prescan_insns_for_dce): Update call to delete_insn_p.
16006 2007-06-27 Richard Guenther <rguenther@suse.de>
16008 PR middle-end/32492
16009 * tree.h (fold_convertible_p): Declare.
16010 * fold-const.c (fold_convertible_p): New function.
16011 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16012 instead of lang_hooks.types_compatible_p.
16014 2007-06-26 Jan Hubicka <jh@suse.cz>
16016 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16017 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16018 early use validate_unshare_change.
16019 (reload_combine): Likewise.
16020 * recog.c (change_t): New field unshare.
16021 (validate_change_1): Rename from validate_change; add argument unshare.
16022 (validate_change): Turn into wrapper of validate_change_1; update
16023 prototype for bools.
16024 (validate_unshare_change): New.
16025 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16026 calls of df_insn_rescan.
16027 * recog.h (validate_change): Replace ints by bools.
16028 (validate_unshare_change): Declare.
16030 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16032 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16034 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16036 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16038 2007-06-25 Jan Hubicka <jh@suse.cz>
16040 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16042 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16043 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16044 places other call site specific checks are performed.
16046 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16049 * tree-vect-transform.c (vectorizable_operation): Convert
16050 POINTER_PLUS_EXPR over to PLUS_EXPR.
16052 2007-06-25 Chao-ying Fu <fu@mips.com>
16054 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16055 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16056 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16057 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16059 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16060 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16061 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16062 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16063 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16064 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16065 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16066 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16067 ALL_FIXED_POINT_MODE_P): New define.
16068 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16070 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16072 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16073 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16074 MODE_VECTOR_UACCUM): New mode classes.
16076 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16077 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16078 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16081 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16082 (blank_mode): Initialize ibit and fbit.
16083 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16084 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16086 (new_adjust): Change required_class to required_class_from and
16087 required_class_to for testing within a range.
16088 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16089 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16090 MODE_VECTOR_UACCUM.
16091 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16092 (make_fixed_point_mode): New.
16093 (_ADD_ADJUST): Change C to C1 and C2.
16094 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16095 use a range for machine classes.
16096 (ADJUST_IBIT, ADJUST_FBIT): New.
16097 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16099 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16100 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16101 Emit adjustment for ibit and fbit.
16102 (emit_mode_ibit, emit_mode_fbit): New.
16103 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16105 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16107 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16108 as the source of the set.
16110 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16112 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16113 FP_REGNO_P): Use IN_RANGE.
16114 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16115 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16116 (DATA_REG_P): Use DATA_REGNO_P.
16117 (FP_REG_P): Use FP_REGNO_P.
16118 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16119 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16120 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16122 2007-06-24 Jan Hubicka <jh@suse.cz>
16124 PR middle-end/30563
16125 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16127 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16129 PR middle-end/32461
16130 * fold-const.c (fold_binary): Strip nops of operand 0
16131 of BIT_NOT_EXPR before calling operand_equal_p.
16132 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16133 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16135 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16137 * doc/extend.texi: Document that dllimport and dllexport imply
16138 default visibility.
16139 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16140 imported or exported declaration, including type declarations.
16141 * c-common.c (handle_visibility_attribute): Check for conflicts
16142 with dllimport/dllexport.
16143 (c_determine_visibility): Handle dllimport/dllexport as an
16144 explicit visibility atttribute.
16146 2007-06-23 Richard Guenther <rguenther@suse.de>
16148 PR tree-optimization/16876
16149 PR middle-end/29478
16150 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16152 * tree-inline.c (initialize_inlined_parameters): Do not call
16153 lang_hooks.tree_inlining.convert_parm_for_inlining.
16154 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16155 reason for mismatched types.
16156 * gimplify.c (gimplify_call_expr): Verify the call expression
16157 arguments match the called function type signature. Otherwise
16158 mark the call expression to be not considered for inlining
16159 using CALL_CANNOT_INLINE_P flag.
16160 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16161 edges call expression.
16162 (cgraph_decide_inlining_of_small_function): Likewise.
16163 (cgraph_decide_inlining): Likewise.
16164 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16166 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16167 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16168 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16169 Remove declaration.
16170 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16171 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16173 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16174 convert_parm_for_inlining member.
16176 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16179 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16180 Remove optimization for GT.
16182 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16184 PR middle-end/32437
16185 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16187 (prescan_insns_for_dce): Add extra parameter.
16189 2007-06-23 Jan Hubicka <jh@suse.cz>
16191 PR middle-end/31541
16192 * gimplify.c (mark_addressable): New function.
16193 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16195 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16197 PR middle-end/32374
16198 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16200 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16203 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16204 moves between MMX/SSE registers to at least 8 units to prevent
16205 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16207 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16209 * config/i386/i386.c (override_options): Correct x86_sahf
16212 2007-06-21 David Daney <ddaney@avtrex.com>
16215 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16216 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16217 (exception_receiver): Renamed to ...
16218 (nonlocal_goto_receiver): ... this.
16220 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16222 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16223 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16224 partial register accesses.
16226 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16228 * fold-const.c (debug_fold_checksum): Move it under
16229 ENABLE_FOLD_CHECKING.
16231 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16233 PR middle-end/20623
16234 * tree.h (debug_fold_checksum): Declared.
16235 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16236 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16237 build_fold_addr_expr_with_type_1.
16238 (fold_addr_expr, debug_fold_checksum): New.
16239 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16240 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16241 Use fold_addr_expr.
16243 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16245 PR tree-optimization/19590
16246 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16247 of scev is a constant.
16249 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16251 * df-problems.c (df_note_bb_compute): Made computation of live
16252 info consistent with df_lr.
16254 2007-06-21 Richard Guenther <rguenther@suse.de>
16256 PR tree-optimization/32453
16257 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16258 for pointer anti-range.
16260 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16262 * config/i386/i386.c (processor_target_table): Increase maximum
16263 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16266 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16267 byte alignment if > 8 byte alignment is preferred.
16268 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16270 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16272 PR tree-optimization/31866
16273 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16274 if ASM_EXPR's input is not a SSA_NAME.
16276 PR middle-end/32362
16277 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16278 but decl is a global var, instead return decl.
16279 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16280 even for is_global_var decls, if they are private in some outer
16283 2007-06-21 Richard Guenther <rguenther@suse.de>
16285 PR tree-optimization/32451
16286 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16288 2007-06-21 Christian Bruel <christian.bruel@st.com>
16290 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16291 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16292 (push_regs): Changed saving order or banked registers.
16293 (sh_expand_epilogue): Likewise.
16294 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16295 (FIRST_BANKED_REG): Likewise.
16296 (LAST_BANKED_REG): Likewise.
16297 * config/sh/sh.md (banked) New attribute.
16298 (in_delay_slot): Check banked attribute.
16300 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16302 PR tree-optimization/32075
16303 * tree-data-ref.c (subscript_dependence_tester_1,
16304 analyze_miv_subscript, analyze_overlapping_iterations,
16305 add_distance_for_zero_overlaps, build_classic_dist_vector,
16306 subscript_dependence_tester_1, analyze_overlapping_iterations,
16307 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16308 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16309 to evolution_function_is_affine_multivariate_p.
16311 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16313 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16315 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16318 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16320 * config/m32c/prologue.md (epilogue_exitd_16): New.
16321 (epilogue_reit_16): New.
16322 (epilogue_exitd): Rename to epilogue_exitd_24.
16323 (epilogue_reit): Rename to epilogue_reit_24.
16325 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16326 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16328 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16330 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16331 if dbg_cnt (sched_insn) reaches the limit.
16332 (choose_ready): New parameter INSN_PTR and new return value.
16333 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16334 the new return value from choose_ready.
16335 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16336 (rest_of_handle_global_alloc): New global_alloc_at_func.
16338 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16340 PR tree-optimization/25737
16341 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16342 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16343 * tree-flow.h (struct fieldoff): Add new field alias_set.
16344 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16345 argument addressable_type. Set alias_set of fieldoff.
16346 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16347 (create_overlap_variables_for): Pass alias_set from fieldoff to
16349 * alias.c (get_alias_set): Use alias_set from SFT if set.
16351 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16353 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16354 of a variable as an unsigned HOST_WIDE_INT integer.
16356 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16358 PR rtl-optimization/32405
16359 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16361 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16363 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16365 PR middle-end/31959
16366 * builtins.c: Include diagnostic.h.
16367 (expand_builtin_expect): Make gcc_assert more permissive.
16368 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16370 PR inline-asm/32109
16371 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16374 PR middle-end/32285
16375 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16376 if ACCUMULATE_OUTGOING_ARGS.
16378 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16380 * config/m68hc11/m68hc11.c: Include dataflow header file.
16381 (m68hc11_reorg): Port to dataflow.
16383 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16385 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16386 (struct df_problem.free_blocks_on_set_blocks): New field.
16387 (struct dataflow.optional_p): New field.
16388 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16389 (df_live_set_all_dirty): New function.
16390 * df-scan.c (df_scan_alloc): Initialize optional_p.
16391 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16392 * df-core.c (df_set_blocks): Removed use of
16393 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16394 df_problem.free_blocks_on_set_blocks to determine which blocks are
16396 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16397 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16398 uses dataflow.optional_p to determine if problem should be
16400 (rest_of_handle_df_initialize): Only start live problem if
16402 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16403 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16404 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16405 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16406 problem_NOTE): Initialize free_blocks_on_set_blocks.
16407 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16409 (df_live_set_all_dirty, df_note_alloc): New function.
16410 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16412 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16413 * postreload.c (reload_combine): Ditto.
16414 * cse.c (cse_extended_basic_block): Ditto.
16415 * regmove.c (mark_flags_life_zones): Ditto.
16416 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16417 erase_matching_seqs): Ditto.
16418 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16419 * integrate (allocate_initial_values): Ditto.
16420 * combine.c (reg_dead_at_p): Ditto.
16421 * resource.c (mark_target_live_regs): Ditto.
16422 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16423 * config/sh/sh.c (find_r0_life_regions): Ditto.
16424 * global.c (rest_of_handle_global_alloc): Only add back df_live
16426 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16427 df_live for -O > 1.
16428 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16430 (if_convert): Make sure df_live is there at -O == 1.
16431 (pass_if_after_combine): Cleanup flags.
16432 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16433 is there at -O == 1.
16435 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16437 * config/arm/arm.c (arm_get_frame_offsets): Set
16438 offsets->locals_base to avoid negative stack size.
16439 (thumb1_expand_prologue): Assert on negative stack size.
16441 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16443 PR tree-optimization/32367
16444 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16445 of the chrec has no evolution in that loop.
16446 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16448 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16450 * config/xtensa/xtensa.c: Include "df.h".
16451 (xtensa_builtin_saveregs): Use adjust_address instead of
16453 (xtensa_va_start): Invoke make_tree with sizetype for
16454 expand_builtin_saveregs and then convert the result to a pointer.
16455 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16456 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16457 Subtract argument size from index value as integers and then use
16458 POINTER_PLUS_EXPR to add the result to the array address.
16460 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16463 * config/m32c/m32c.c: Include dataflow header file.
16464 (m32c_emit_prologue): Adjust for prologue insn change.
16465 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16466 once inside a PARALLEL. Assume frame size passed in operand 0
16467 includes space to save the fb register.
16468 (prologue_enter_24): Likewise.
16469 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16471 2007-06-19 David Daney <ddaney@avtrex.com
16474 * config/mips/mips.md (cprestore): Mark $gp as used.
16476 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16479 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16480 (frv_ifcvt_modify_insn): Likewise.
16482 2007-06-19 Richard Guenther <rguenther@suse.de>
16484 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16485 only handle positive offsets that fit in a HOST_WIDE_INT.
16487 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16489 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16490 result of rsqrt insn for zero input argument to avoid NaN.
16492 2007-06-19 Richard Guenther <rguenther@suse.de>
16494 PR middle-end/31950
16495 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16497 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16499 PR tree-optimization/32353
16500 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16502 2007-06-19 Nick Clifton <nickc@redhat.com>
16504 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16506 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16509 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16510 * config/i386/i386.c (assign_386_stack_local): Assert that
16511 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16512 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16513 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16514 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16516 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16518 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16520 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16522 PR rtl-optimization/32321
16523 * gcse.c (replace_store_insn): Update the note before
16524 calling emit_insn_after.
16526 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16528 PR middle-end/32355
16529 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16531 * df-problems.c (df_note_bb_compute): Fix dumping info.
16533 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16535 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16536 insn with emit_jump_insn.
16538 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16540 PR tree-optimization/32383
16541 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16542 * targhooks.h (default_builtin_reciprocal): Update prototype.
16543 * target.h (struct gcc_target): Update builtin_reciprocal.
16544 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16545 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16546 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16547 when fndecl is in BUILT_IN_MD class.
16548 (execute_convert_to_rsqrt): Ditto.
16550 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16551 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16552 Convert BUILT_IN_SQRTF code only when md_fn is false.
16554 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16556 * bt-load.c (move_btr_def): Fix the order of arguments
16557 to validate_replace_rtx.
16559 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16561 * config/m68k/m68k-devices.def: Add 54450..54455.
16563 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16565 PR rtl-optimization/32366
16566 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16567 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16570 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16572 PR middle-end/32349
16573 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16574 this is true, rescan insn being modified.
16575 (sms_schedule): Added rescan parameter.
16576 (rest_of_handle_sms): Moved freeing of dominance info to before
16577 getting out of cfg_layout.
16579 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16581 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16582 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16585 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16586 FL_CF_EMAC from the entry for isac.
16588 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16589 (const_sibcall_operand): New.
16590 (sibcall_operand): Use it.
16591 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16592 (m68k_isas): ISAC does not imply FPU or EMAC.
16593 (override_options): Add ISA_C logic for symbolic jump & call.
16595 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16597 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16598 return mode from the builtin itself.
16599 (sparc_fold_builtin): Fix cast of zero constant.
16601 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16603 * targhooks.c (default_builtin_reciprocal): New default target hook.
16604 * targhooks.h (default_builtin_reciprocal): Add prototype.
16605 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16606 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16607 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16608 default_builtin_reciprocal.
16610 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16612 PR middle-end/31723
16613 * hooks.c (hook_tree_tree_bool_null): New hook.
16614 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16615 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16616 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16617 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16618 and convert it to reciprocal a*rfunc(b).
16619 (execute_convert_to_rsqrt): New function.
16620 (gate_convert_to_rsqrt): New function.
16621 (pass_convert_to_rsqrt): New pass definition.
16622 * target.h (struct gcc_target): Add builtin_reciprocal.
16623 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16624 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16625 TARGET_BUILTIN_RECIPROCAL.
16626 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16628 * config/i386/i386.h (TARGET_RECIP): New define.
16629 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16630 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16631 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16632 and not optimizing for size.
16633 (*rcpsf2_sse): New insn pattern.
16634 (*rsqrtsf2_sse): Ditto.
16635 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16636 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16637 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16638 and not optimizing for size.
16639 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16640 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16641 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16642 and not optimizing for size.
16643 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16644 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16645 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16646 and not optimizing for size.
16647 (*sse_rsqrtv4sf2): Do not export.
16648 (sqrtv4sf2): Ditto.
16649 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16650 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16651 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16652 and not optimizing for size.
16653 (sqrtv4sf2): Ditto.
16654 * config/i386/i386.opt (mrecip): New option.
16655 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16656 (ix86_emit_swsqrtsf): Ditto.
16657 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16658 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16659 builtin definition.
16660 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16661 ix86_expand_unop1_builtin.
16662 (ix86_emit_swdivsf): New function.
16663 (ix86_emit_swsqrtsf): Ditto.
16664 (ix86_builtin_reciprocal): New function.
16665 (TARGET_BUILTIN_RECIPROCAL): Use it.
16666 (ix86_vectorize_builtin_conversion): Rename from
16667 ix86_builtin_conversion.
16668 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16669 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16670 "i386 and x86_64 Options" section.
16671 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16673 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16674 Zdenek Dvorak <dvorakz@suse.cz>
16675 Richard Guenther <rguenther@suse.de>
16676 Kaz Kojima <kkojima@gcc.gnu.org>
16678 * tree-vrp.c (compare_values_warnv): Convert val2 to
16680 (extract_range_from_assert): Create
16681 POINTER_PLUS_EXPR for pointer types.
16682 (extract_range_from_binary_expr): Handle
16683 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16685 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16686 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16687 POINTER_PLUS_EXPR as PLUS_EXPR.
16688 (number_of_iterations_lt_to_ne):
16689 For pointer types, use sizetype when
16690 creating MINUS_EXPR/PLUS_EXPRs.
16691 (assert_loop_rolls_lt): For pointer types, use sizetype when
16692 creating MINUS_EXPR/PLUS_EXPRs.
16693 (number_of_iterations_le): Likewise.
16694 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16695 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16696 like PLUS_EXPR and MINUS_EXPR.
16697 * tree-pretty-print.c (dump_generic_node): Handle
16699 (op_prio): Likewise.
16700 (op_symbol_1): Likewise.
16701 * optabs.c (optab_for_tree_code): Likewise.
16702 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16704 * tree-tailcall.c (process_assignment): Mention
16705 POINTER_PLUS_EXPR in a TODO comment.
16706 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16707 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16708 not used with a pointer and an integer type.
16709 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16710 increment using chrec_convert_rhs instead of chrec_convert.
16711 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16712 PLUS_EXPR except for the right hand side's type will be
16714 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16715 (fold_used_pointer_cast): Kill.
16716 (pointer_offset_p): Kill.
16717 (fold_used_pointer): Kill.
16718 (pointer_used_p): Kill.
16719 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16720 call fold_used_pointer.
16721 (instantiate_parameters_1): Convert the increment
16722 using chrec_convert_rhs instead of chrec_convert.
16723 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16724 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16725 instead of PLUS_EXPR.
16726 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16727 PLUS_EXPR for pointers.
16728 (std_gimplify_va_arg_expr): Likewise.
16729 (fold_builtin_memory_op): Likewise.
16730 (fold_builtin_strstr): Likewise.
16731 (fold_builtin_strchr): Likewise.
16732 (fold_builtin_strrchr): Likewise.
16733 (fold_builtin_strpbrk): Likewise.
16734 (expand_builtin_memory_chk): Likewise.
16735 (fold_builtin_memory_chk): Likewise.
16736 (std_expand_builtin_va_start): Use
16737 sizetype for the call to make_tree and then convert
16738 to the pointer type.
16739 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16740 instead of PLUS_EXPR for adding to a pointer.
16741 (std_gimplify_va_arg_expr): Use fold_build2 for
16742 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16743 the operands to sizetype first and then cast the BIT_AND_EXPR
16744 back to the pointer type.
16745 * fold-const.c (build_range_check): Handle pointer types
16747 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16748 of PLUS_EXPR's. Make sure the offset is converted to
16750 (try_move_mult_to_index): Strip the NOPs from the offset.
16751 Remove code argument and replace all uses with PLUS_EXPR.
16752 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16753 specially. Don't use a pointer type for MINUS_EXPR.
16754 (fold_unary): Handle for (T1)(X op Y),
16755 only p+ as that is the only as that can be handled for
16756 binary operators now.
16757 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16759 <case PLUS_EXPR>: Add folding of PTR+INT into
16761 Don't call try_move_mult_to_index.
16762 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16763 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16764 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16765 Don't call try_move_mult_to_index.
16766 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16767 (tree_expr_nonzero_p): Likewise.
16768 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16769 of PLUS_EXPR for the complex expression folding.
16770 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16771 first chrec is a pointer type, then the second should
16772 be sizetype and not the first's type.
16773 For POINTER_PLUS_EXPR, use a different right hand side type.
16774 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16775 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16776 different right hand side type.
16777 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16778 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16779 instead of PLUS_EXPR.
16780 When either operand is zero, convert the other operand.
16781 (chrec_apply): Use chrec_convert_rhs
16782 on the argument x instead of chrec_convert.
16783 (reset_evolution_in_loop): For pointer types, the new_evol
16784 should be sizetype.
16785 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16786 different right hand side type.
16787 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16788 (chrec_convert_rhs): New function.
16789 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16790 different right hand side type.
16791 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16792 * tree-chrec.h (chrec_convert_rhs): New prototype.
16793 (build_polynomial_chrec): For pointer types, the right hand
16794 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16795 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16796 Remove subtraction case as it is always addition now.
16797 Make sure the offset is converted to sizetype.
16798 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16799 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16800 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16801 PLUS_EXPR in pointer type.
16802 Handle POINTER_PLUS_EXPR.
16803 (tree_to_aff_combination): Likewise.
16804 (force_expr_to_var_cost): Likewise.
16805 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16806 instead of PLUS_EXPR for pointers.
16807 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16808 instead of PLUS_EXPR of pointer types.
16809 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16811 (check_va_list_escapes): Likewise.
16812 (check_all_va_list_escapes): Likewise.
16813 * dwarf2out.c (loc_descriptor_from_tree_1):
16814 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16815 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16816 (string_constant): Likewise.
16817 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16818 the offset to the base, use POINTER_PLUS_EXPR.
16819 (add_to_parts): Convert the index to sizetype.
16820 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16821 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16822 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16823 Offset only holds something for PLUS_EXPR.
16824 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16826 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16828 (analyze_accesses_for_modify_stmt): Likewise.
16829 Remove comment about the type being integral type as it is
16831 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16833 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16835 Correct the type which the artimentic is done in (is now
16838 * tree-data-ref.c (split_constant_offset): Handle
16840 * tree-affine.c (tree_to_aff_combination): Likewise.
16841 * c-typeck.c (build_unary_op): For pointers create the increment
16842 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16844 * gimplify.c (gimplify_self_mod_expr): Create a
16845 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16846 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16847 * tree.def (POINTER_PLUS_EXPR): New tree code.
16848 * tree-predcom.c (ref_at_iteration): If we have a pointer
16849 type do the multiplication in sizetype.
16850 * tree-mudflap.c (mf_xform_derefs_1): Create a
16851 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16852 * tree-ssa-forwprop.c
16853 (forward_propagate_addr_into_variable_array_index):
16854 Don't expect there to be a cast for the index as that
16855 does not exist anymore.
16856 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16857 instead of PLUS_EXPR.
16858 Don't check for the first operand of the POINTER_PLUS_EXPR
16859 was the index as it cannot be.
16860 Call forward_propagate_addr_into_variable_array_index with
16861 the SSA_NAME instead of the statement.
16862 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16863 (compare_constant): Likewise.
16864 (copy_constant): Likewise.
16865 (compute_reloc_for_constant): Likewise.
16866 (output_addressed_constants): Likewise.
16867 (initializer_constant_valid_p): Likewise.
16868 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16869 Convert the MIN/MAX of the inner type to the outer
16870 type before comparing them.
16871 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16872 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16873 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16874 of PLUS_EXPR for pointers.
16875 * tree-inline.c (estimate_num_insns_1): Handle
16877 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16878 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16879 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16880 instead of PLUS_EXPR for the pointer increment statement.
16881 (vect_update_ivs_after_vectorizer): For pointer types, create
16882 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16883 MULT_EXPR in sizetype.
16884 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16886 * tree-object-size.c (plus_expr_object_size): Handle
16887 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16888 code which is trying to figure out which side is a pointer and
16890 (check_for_plus_in_loops_1): Likewise.
16891 (check_for_plus_in_loops): Likewise.
16892 * c-common.c (pointer_int_sum): Create a
16893 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16894 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16895 only POINTER_PLUS_EXPR. Removing all the extra
16896 code which is trying to figure out which side is a pointer and
16898 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16899 PLUS_EXPR and MINUS_EXPR.
16900 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16902 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16903 with make_tree, instead of a pointer type.
16904 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16905 for pointers instead of PLUS_EXPR.
16906 (s390_gimplify_va_arg): Likewise.
16907 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16908 instead of PLUS_EXPR when doing addition on pointer
16909 types. Use sizetype for the second operand.
16910 (spu_gimplify_va_arg_expr): Likewise.
16911 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16912 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16913 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16914 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16915 for the pointer addition and also use size_int/sizetype
16917 (ix86_gimplify_va_arg): Likewise.
16918 Perform BIT_AND_EXPR on sizetype arguments.
16919 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16920 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16921 for the pointer additions and also use size_int for the offsets.
16922 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16923 additions and also use size_int for the offsets. Perform
16924 BIT_AND_EXPR on sizetype arguments.
16925 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16926 POINTER_PLUS_EXPR for pointers and create the
16927 BIT_AND_EXPR in sizetype.
16928 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16929 instead of PLUS_EXPR for pointer addition.
16930 (rs6000_va_start): Likewise.
16931 Also use sizetype for the offset.
16932 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16933 as PLUS_EXPR/MINUS_EXPR.
16934 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16935 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16936 Don't use BIT_AND_EXPR on a pointer type, convert the
16937 expression to sizetype first.
16938 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16940 (mips_gimplify_va_arg_expr): Likewise.
16941 Don't create BIT_AND_EXPR in a pointer type.
16943 2007-06-15 Eric Christopher <echristo@apple.com>
16945 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16946 (x86_64-*-darwin*): Ditto.
16947 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16950 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16952 * doc/extend.texi: Document behavior of __attribute__((aligned))
16955 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16957 * rtlanal.c (note_stores): Improve documentation.
16959 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16961 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16962 LOCAL_LABEL_PREFIX): Delete.
16963 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16964 (bfin_internal_label): Delete.
16966 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16968 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16969 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16970 otherwise define to LIBGCC2_TF_CEXT.
16971 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16972 (LIBGCC_TF_CEXT): Ditto.
16975 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16977 PR rtl-optimization/32339
16978 * df-scan.c (df_uses_record): Don't modify flags but just add to
16979 it for df_ref_record.
16981 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16983 * tree-mudflap.c: Fix whitespace issues.
16985 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16987 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16989 2007-06-14 Eric Christopher <echristo@apple.com>
16991 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16992 (movv4sf): Use gcc_unreachable instead of abort.
16994 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16997 * config/i386/sfp-machine.h (CMPtype): New define.
16998 (mach stubs): Use CMPtype instead of int as a return type.
17000 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17002 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17003 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17004 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17005 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17006 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17007 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17008 config/soft-fp/soft-fp.h: Update from glibc CVS.
17010 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17012 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17014 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17017 * config/v850/v850.c: Include dataflow header file.
17018 (substitute_ep_register): Fix typo.
17020 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17022 * configure.ac: Fix earlier checkin.
17023 * configure: Regenerated.
17025 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17027 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17028 * aclocal.m4: Regenerate.
17029 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17030 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17031 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17032 * configure: Regenerate.
17033 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17035 * Makefile.in (quickstrap): Build libgcc too.
17037 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17039 * configure.ac: Add --enable-checking=df. Explicitly mention that
17040 the variables are initialized as for "release".
17041 * df-core.c: Use it.
17042 * configure: Regenerate.
17043 * config.in: Regenerate.
17045 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17047 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17048 validate_replace_rtx instead of replace_rtx.
17049 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17051 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17053 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17054 (DWARF2_UNWIND_INFO): Override default if configured with
17056 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17057 (ENDFILE_SPEC): Add crtend.o.
17058 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17059 (ENDFILE_SPEC): Add crtend.o.
17060 (TARGET_USE_JCR_SECTION): Define.
17061 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17063 * config/i386/cygming-crtbegin.c: New file.
17064 * config/i386/cygming-crtend.c: New file.
17066 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17068 * config/i386/w32-unwind.h: New file.
17070 2007-06-13 Eric Christopher <echristo@apple.com>
17072 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17073 the user set a value below STACK_BOUNDARY.
17075 2007-06-13 Thiemo Seufer <ths@networkno.de>
17077 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17078 imply -lpthread for -pthread.
17080 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17082 * basic-block.h: Remove the prototype for
17083 free_basic_block_vars.
17084 * cfglayout.h: Remove the prototype for
17085 insn_locators_initialize.
17086 * tree.h: Remove the prototype for emit_line_note.
17088 * tree-ssa-pre.c (mergephitemp): Remove.
17089 (init_pre): Don't use mergephitemp.
17091 2007-06-13 Eric Christopher <echristo@apple.com>
17093 * config/i386/i386.c (override_options): If we've specified
17094 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17096 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17098 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17101 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17103 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17104 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17105 (eh_store_handler): New pattern.
17106 (eh_return): Emit it instead of a plain move.
17108 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17110 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17111 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17112 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17115 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17117 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17118 (find_next_insn_start, find_load): New functions.
17119 (bfin_reorg): Use them to deal with the fact that parallel insns are
17120 no longer represented as a SEQUENCE.
17122 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17124 * config/sparc/sparc.c (sparc_override_options): Initialize
17125 fpu mask correctly.
17127 2007-06-13 Dave Korn <dave.korn@artimi.com>
17129 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17131 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17133 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17134 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17135 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17136 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17137 tree-vect-transform.c: Fix comment typos. Follow spelling
17140 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17142 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17143 to the exit block use set.
17144 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17145 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17146 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17148 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17150 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17151 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17152 to indicate an error.
17153 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17155 (dbg_cnt_process_opt): Print an error on a bad argument.
17156 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17157 * common.opt (-fdbg-cnt-list): New.
17158 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17160 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17162 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17163 flag on ref-all pointers.
17165 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17167 PR middle-end/31579
17168 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17169 for the offset with the modifier as EXPAND_INITIALIZER
17170 if the modifier is EXPAND_INITIALIZER.
17171 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17172 a register if we had an overflow.
17174 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17176 * real.c (real_isfinite): New.
17177 (real_sqrt): Use it.
17178 * real.h (real_isfinite): New.
17179 * builtins.c: Use it.
17181 2007-06-12 Ian Lance Taylor <iant@google.com>
17182 Daniel Berlin <dberlin@dberlin.org>
17185 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17186 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17187 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17188 (DECL_NO_TBAA_P): Define.
17189 (struct tree_decl_common): Add no_tbaa_flag field.
17190 * tree-ssa-structalias.c (struct variable_info): Add
17191 no_tbaa_pruning field.
17192 (new_var_info): Initialize no_tbaa_pruning field.
17193 (unify_nodes): Copy no_tbaa_pruning field.
17194 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17195 (dump_solution_for_var): Print no_tbaa_pruning flag.
17196 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17198 (compute_tbaa_pruning): New static function.
17199 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17200 Call compute_tbaa_pruning.
17201 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17202 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17203 * gimple-low.c (lower_stmt): Likewise.
17204 * tree-gimple.c (is_gimple_stmt): Likewise.
17205 * tree-ssa-operands.c (get_expr_operands): Likewise.
17206 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17207 * tree-inline.c (estimate_num_insns_1): Likewise.
17208 (copy_result_decl_to_var): Likewise.
17209 * expr.c (expand_expr_real_1): Likewise.
17210 * tree-pretty-print.c (dump_generic_node): Likewise.
17211 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17212 * omp-low.c (omp_copy_decl_2): Likewise.
17213 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17214 * doc/c-tree.texi (Expression trees): Document
17215 CHANGE_DYNAMIC_TYPE_EXPR.
17217 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17219 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17220 with !HONOR_NANS and !HONOR_INFINITIES.
17221 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17223 2007-06-12 Tristan Gingold <gingold@adacore.com>
17225 * gcov.c: Comments updated.
17226 (source_info): Add file_time field.
17227 (source_index): New variable.
17228 (mutiple_files): New variable.
17229 (generate_results): New function extracted from process_file.
17230 (process_file): Save and restore chain of functions, generate
17231 results and free structures only if not merging results.
17232 (release_structures): File names are now freed in create_file_names
17233 (create_file_names): Free previous file names.
17234 (find_source): File date is now read here and modifications in
17235 source files is checked here.
17236 (read_graph_file): Only reverse order of functions for the current
17238 (make_gcov_file_name): Do not generate long names if input_name is
17240 (output_lines): If merging results do not display graph, data and
17242 Checking source file modification is done in find_source.
17244 * doc/gcov.texi: Append an s to sourcefile.
17246 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17248 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17249 (forced_nop): New pattern.
17250 * config/bfin/bfin.c: Include "df.h".
17251 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17252 (bfin_discover_loop): Use df_get_live_in instead of
17253 global_live_at_start.
17254 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17255 df_analyze when done.
17256 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17257 the insns. Use QImode for the final insn in a bundle. Call
17258 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17260 (reorder_var_tracking_notes): New function.
17261 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17262 update_life_info. Call df_analyze after scheduling and bundle
17263 generation. Call reorder_var_tracking_notes if generating these
17264 notes. Call df_finish_pass at the end.
17266 2007-06-12 Dirk Mueller <dmueller@suse.de>
17268 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17269 a comparison, not an assignment.
17271 2007-06-12 Olivier Hainque <hainque@adacore.com>
17273 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17274 Request walking the subtrees only, leaving the current is_lhs/val_only
17276 (convert_non_local_reference): Likewise.
17278 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17280 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17282 2007-06-12 Richard Guenther <rguenther@suse.de>
17284 PR tree-optimization/15353
17285 PR tree-optimization/31657
17286 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17287 * timevar.def: Add TV_TREE_IFCOMBINE.
17288 * tree-pass.h (pass_tree_ifcombine): Declare.
17289 * tree-ssa-ifcombine.c: New file.
17290 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17291 * tree-flow.h (blocks_in_phiopt_order): Declare.
17292 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17293 (tree-ssa-ifcombine.o): New dependencies.
17295 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17297 PR rtl-optimization/32293
17298 * combine.c (simplify_if_then_else): Truncate return from
17299 nonzero_bits() to correct mode.
17301 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17303 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17304 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17306 2007-06-11 Diego Novillo <dnovillo@google.com>
17308 * Makefile.in (reload1.o-warn): Remove.
17310 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17312 * combine.c (subst): Use reg_overlap_mentioned_p
17313 instead of comparing register numbers directly.
17315 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17317 * reload1.c (mark_home_live_1): Use the mode parameter.
17319 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17321 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17322 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17324 * df-core.c: Ditto.
17326 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17328 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17330 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17332 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17333 from integer registers.
17334 (FP mode splitters): Handle TFmode.
17336 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17338 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17339 for ref-all pointers that point-to anything.
17341 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17343 * config/arm/arm.c (arm_output_dwarf_dtprel,
17344 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17346 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17348 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17349 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17352 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17354 * tree.c (signed_or_unsigned_type_for): New.
17355 (unsigned_type_for): Use signed_or_unsigned_type_for.
17356 (signed_type_for): Use signed_or_unsigned_type_for.
17357 * tree.h (signed_or_unsigned_type_for): New.
17358 (get_signed_or_unsigned_type): Remove.
17359 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17360 lang_hooks.types.signed_type
17361 (size_diffop): Likewise.
17362 (all_ones_mask_p): Likewise.
17363 (build_range_check): Likewise.
17364 (fold_cond_expr_with_comparison): Likewise.
17365 (fold_cond_expr_with_comparison): Likewise.
17366 (unextend): Likewise.
17367 (extract_muldiv_1): Likewise.
17368 (fold_single_bit_test_into_sign_test): Likewise.
17369 (fold_binary): Likewise.
17370 (fold_ternary): Likewise.
17371 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17372 instead of get_signed_or_unsigned_type.
17373 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17374 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17375 * expr.c (signed_or_unsigned_type_for): Use
17376 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17377 * langhooks.c (get_signed_or_unsigned_type): Remove.
17378 (lhd_signed_or_unsigned_type): Remove.
17379 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17380 signed_or_unsigned_type.
17381 (lhd_signed_or_unsigned_type): Remove.
17382 * expmed.c (make_tree): Use signed_type_for instead of
17383 lang_hooks.types.signed_type.
17384 * c-common.c (same_scalar_type_ignoring_signedness): Use
17385 c_common_signed_type instead of lang_hooks.types.signed_type.
17386 (c_common_unsigned_type): New.
17387 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17388 (shorten_compare): Use c_common_unsigned_type instead of
17389 c_common_signed_or_unsigned_type.
17390 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17392 * convert.c (convert_to_integer): Use signed_type_for instead of
17393 lang_hooks.types.signed_type.
17394 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17395 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17396 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17397 * c-format.c (check_format_types): Use c_common_unsigned_type
17398 instead of unsigned_type_for.
17399 * c-decl.c (groakdeclarator): Likewise.
17400 * c-typeck.c (convert_for_assignment): Likewise.
17401 * c-common.h (c_common_unsigned_type): New.
17403 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17406 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17407 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17409 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17411 PR middle-end/32279
17412 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17413 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17415 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17416 Sebastian Pop <sebpop@gmail.com>
17418 * lambda-code.c (remove_iv): New.
17419 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17421 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17423 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17424 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17425 * tree-ssa-loop-prefetch.c: Include optabs.h.
17426 (FENCE_FOLLOWING_MOVNT): New macro.
17427 (struct mem_ref): Add independent_p and storent_p fields.
17428 (record_ref): Initalize the new fields.
17429 (gather_memory_references_ref): Return true if the reference
17431 (gather_memory_references): Check whether all memory accesses
17432 in loop were recorded.
17433 (should_issue_prefetch_p): Return false for nontemporal stores.
17434 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17435 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17436 (determine_loop_nest_reuse): Detect independent memory references.
17437 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17438 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17439 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17440 * config/i386/i386.h (x86_mfence): Declare.
17441 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17442 * config/i386/i386.c (x86_mfence): New variable.
17443 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17445 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17446 * optabs.c (init_optabs): Initialize storent_optab.
17447 * optabs.h (enum optab_index): Add OTI_storent.
17448 (storent_optab): Declare.
17449 * genopinit.c (optabs): Add initialization for storent_optab.
17450 * tree.h (MOVE_NONTEMPORAL): New macro.
17451 * expr.c (expand_assignment, store_expr, store_constructor_field,
17452 store_constructor, store_field, expand_expr_real_1): Propagate
17453 nontemporality of the expanded store.
17454 (emit_storent_insn): New function.
17455 * expr.h (expand_assignment, store_expr): Declaration changed.
17456 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17457 to expand_assignment.
17458 * stmt.c (expand_asm_expr): Ditto.
17459 * calls.c (initialize_argument_information): Pass false as
17460 nontemporality to store_expr.
17461 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17464 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17466 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17468 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17470 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17472 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17473 and allow DECL_P here.
17475 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17477 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17478 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17479 track of the size of the expression.
17480 * cfghooks.c (merge_blocks): Remove block from loops structure only
17481 after call of the merge_blocks hook.
17483 2007-06-09 Tom Tromey <tromey@redhat.com>
17485 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17486 (deprecated_state): Removed.
17487 (start_decl): Update.
17488 (enum deprecated_states): Moved earlier.
17489 (groktypename): Update.
17490 (push_parm_decl): Likewise.
17491 (grokfield): Likewise.
17492 (start_function): Likewise.
17494 2007-06-09 Ian Lance Taylor <iant@google.com>
17496 PR tree-optimization/32169
17497 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17498 CONVERT_EXPR, check whether min and max both converted to an
17499 overflow infinity representation.
17501 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17503 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17504 not inserted on the edge.
17506 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17508 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17509 instructions if they are supported.
17510 (__divsi3, __umodsi3, __modsi3): Likewise.
17511 (__ashldi3, __ashrdi3, __lshrdi3): New.
17512 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17514 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17515 Tony Linthicum <tony.linthicum@amd.com>
17517 * doc/invoke.texi: Add fvect-cost-model flag.
17518 * common.opt (fvect-cost-model): New flag.
17519 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17520 cost fields in stmt_vec_info struct for STMT.
17521 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17522 fields in stmt_vec_info struct and access functions for the same.
17523 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17524 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17525 load, store and vector to scalar operation.
17526 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17527 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17528 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17529 (TARG_VEC_STORE_COST): Define cost of vector store.
17530 (vect_estimate_min_profitable_iters): Define new function.
17531 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17532 check to evaluate if loop iterations are less than minimum profitable
17533 iterations determined by cost model or minimum vect loop bound defined
17534 by user, whichever is more conservative.
17535 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17536 run-time check to evaluate if loop iterations are less than minimum
17537 profitable iterations determined by cost model or minimum vect loop
17538 bound defined by user, whichever is more conservative.
17539 (vect_estimate_min_profitable_iterations): New function to estimate
17540 mimimimum iterartions required for vector version of loop to be
17541 profitable over scalar version.
17542 (vect_model_reduction_cost): New function.
17543 (vect_model_induction_cost): New function.
17544 (vect_model_simple_cost): New function.
17545 (vect_cost_strided_group_size): New function.
17546 (vect_model_store_cost): New function.
17547 (vect_model_load_cost): New function.
17548 (vectorizable_reduction): Call vect_model_reduction_cost during
17550 (vectorizable_induction): Call vect_model_induction_cost during
17552 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17553 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17554 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17555 vectorizable_promotion, vectorizable_demotion): Call
17556 vect_model_simple_cost during analysis phase.
17558 2007-06-08 Simon Baldwin <simonb@google.com>
17560 * reg-stack.c (get_true_reg): Readability change. Moved default case
17561 label into direct switch statement scope.
17563 2007-06-08 Simon Baldwin <simonb@google.com>
17565 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17566 in gcc_assert() with '==' comparison.
17568 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17570 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17571 TARGET_ABM handling of x86_popcnt variable.
17573 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17575 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17576 __builtin_copysignq and __builtin_infq built-in functions.
17578 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17580 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17581 SSE4.2 section. Correct built-in function names in SSE4A section.
17583 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17585 PR tree-optimization/32243
17586 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17587 for ncopies after ratio check between nunits_out and nunits_in.
17588 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17590 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17592 PR tree-optimization/32224
17593 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17594 vectorization upon a non GIMPLE_MODIFY_STMT.
17596 2007-06-08 Christian Bruel <christian.bruel@st.com>
17599 * config/sh/sh.md (doloop_end): New pattern and splitter.
17600 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17602 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17604 PR middle-end/32209
17605 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17607 (verify_dominators): Do not change dominance tree.
17609 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17611 * config/sh/constraints.md: New file.
17612 * config/sh/sh.c: Include tm-constrs.h.
17613 (reg_class_from_letter): Remove.
17614 (prepare_cbranch_operands): Use satisfies_constraint_*
17615 function instead of macro.
17616 (andcosts, broken_move, sh_secondary_reload): Likewise.
17617 * config/sh/predicates.md (trapping_target_operand): Likewise.
17618 (and_operand, arith_operand, arith_reg_or_0_operand,
17619 cmp_operand, logical_operand, target_operand,
17620 ua_address_operand, ua_offset, xor_operand): Likewise.
17621 * config/sh/sh.md: Include constraints.md.
17622 (*movsicc_t_false): Use satisfies_constraint_* function
17624 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17625 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17626 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17627 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17628 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17629 (REG_CLASS_FROM_CONSTRAINT): Remove.
17630 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17631 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17632 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17633 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17634 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17635 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17636 function instead of macro.
17637 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17638 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17639 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17640 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17641 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17642 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17643 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17644 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17645 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17646 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17647 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17648 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17649 EXTRA_CONSTRAINT_STR): Likewise.
17650 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17652 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17654 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17656 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17659 * c-common.h (flag_cpp0x): Replaced by...
17660 (cxx_dialect): ... this new variable specifying the C++ dialect that
17662 * c-common.c (flag_cpp0x): Removed.
17663 (cxx_dialect): Defined.
17664 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17666 * c-opts.c (c_common_post_options): Likewise.
17667 (set_std_cxx98): Set cxx_dialect to cxx98.
17668 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17670 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17671 Hui-May Chang <hm.chang@apple.com>
17673 * doc/invoke.texi (Darwin Options): Update documentation for
17674 -mmacosx-version-min.
17675 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17676 * config/darwin-driver.c: New file.
17677 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17678 * config/t-darwin (darwin-driver.o): New rule.
17680 * config/darwin-c.c (version_as_macro): Ignore low digit.
17682 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17684 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17685 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17686 (CSGNMODE): New mode macro.
17687 (CSGNVMODE): New mode attribute.
17688 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17689 expander using CSGNMODE mode macro. Handle TFmode.
17690 (copysign<mode>3_const): Rename from copysignsf3_const and
17691 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17693 (copysign<mode>3_var): Rename from copysignsf3_var and
17694 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17696 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17697 mode macro. Handle TFmode.
17698 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17699 (iortf3, *iortf3): Ditto.
17700 (xortf3, *xortf3): Ditto.
17701 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17702 TFmode and TImode masks.
17703 (ix86_expand_copysign): Expand TFmode copysign insn.
17704 (IX86_BUILTIN_INFQ): New.
17705 (IX86_BUILTIN_FABSQ): Ditto.
17706 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17707 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17708 [__builtin_fabsq]: Ditto.
17709 [__builtin_copysignq]: Ditto.
17710 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17711 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17712 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17713 ix86_expand_binop_builtin().
17715 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17717 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17719 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17722 * rtl.h (push_to_sequence2): New.
17723 * emit-rtl.c (push_to_sequence2): New.
17724 * function.c (assign_parm_data_all): Add new fields.
17725 (assign_parm_setup_block): Call push_to_sequence2 instead of
17727 (assign_parm_setup_reg): Ditto.
17728 (assign_parm_setup_stack): Ditto.
17729 (assign_parms_unsplit_complex): Ditto.
17730 (assign_parms): Change field name.
17732 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17734 PR tree-optimization/32220
17735 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17736 phi node is reached before defining statement.
17738 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17741 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17742 after changing the right hand side of the assignment.
17744 2007-06-06 Eric Christopher <echristo@apple.com>
17746 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17747 (x86_64-*-darwin*): Ditto.
17748 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17749 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17751 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17753 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17754 coding conventions.
17755 (add_key): Likewise.
17756 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17757 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17759 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17761 (add_cost_one_coalesce): Likewise.
17762 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17763 variable names. Rename orig to orig_name for consistency.
17764 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17765 coding conventions.
17766 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17768 (record_equivalences_from_stmt): Likewise.
17769 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17770 the coding conventions.
17771 (memory_ssa_name_same): Likewise.
17772 (dse_optimize_stmt): Likewise.
17773 (dse_record_phis): Likewise.
17774 (dse_finalize_block): Likewise.
17775 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17776 keywords as variable names.
17777 (may_move_till): Cast according to the coding conventions.
17778 (force_move_till_expr): Avoid using C++ keywords as variable names.
17779 (force_move_till): Cast according to the coding conventions.
17780 (memref_hash): Likewise.
17781 (memref_eq): Likewise.
17782 (gather_mem_refs_stmt): Likewise.
17783 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17784 using C++ keywords as variable names.
17785 (idx_find_step): Cast according to the coding conventions.
17786 (idx_record_use): Likewise.
17787 (find_depends): Likewise.
17788 (prepare_decl_rtl): Likewise.
17789 (mbc_entry_hash): Likewise.
17790 (mbc_entry_eq): Likewise.
17791 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17792 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17793 (idx_infer_loop_bounds): Cast according to the coding conventions.
17794 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17795 * tree-ssa-math-opts.c (occ_new ): Likwise.
17796 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17798 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17800 (add_use_op): Likewise.
17801 (add_vop): Likewise.
17802 (add_vuse_op): Likewise.
17803 (add_vdef_op): Likewise.
17804 (get_expr_operands): Likewise.
17805 (push_stmt_changes): Use type safe memory macros.
17806 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17807 keywords as variable names.
17808 (conditional_replacement): Likewise.
17809 (minmax_replacement): Likewise.
17810 (abs_replacement): Likewise.
17811 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17812 coding conventions.
17813 (insert_fake_stores): Avoid using C++ keywords as variable names.
17814 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17816 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17817 (heapvar_insert): Use type safe memory macros.
17818 (new_var_info): Cast according to the coding conventions.
17819 (new_constraint): Likewise.
17820 (remove_preds_and_fake_succs): Use type safe memory macros.
17821 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17823 (thread_single_edge): Likewise.
17824 (thread_through_loop_header): Likewise.
17826 2007-06-06 Eric Christopher <echristo@apple.com>
17828 * config/i386/i386.c (override_options): Move handling
17829 of TARGET_SUBTARGET* earlier.
17831 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17833 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17836 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17838 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17839 emited outside of basic block.
17840 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17841 the created blocks.
17842 * rtl.h (delete_insn_chain): Declaration changed.
17843 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17845 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17846 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17847 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17848 to delete_insn_chain.
17849 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17850 do not have bb field set.
17851 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17853 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17854 * cfgcleanup.c (try_optimize_cfg): Ditto.
17856 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17858 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17859 (lambda_body_vector_new): Use type safe memory macros.
17860 (lambda_linear_expression_new): Likewise.
17861 (lambda_loopnest_new): Likewise.
17862 (lambda_lattice_new): Likewise.
17863 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17864 conventions. Use type safe memory macros.
17865 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17866 (lambda_body_vector_s): Likewise.
17867 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17868 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17870 2007-06-06 Richard Guenther <rguenther@suse.de>
17872 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17873 if we need to schedule cfg_cleanup.
17874 (tree_ssa_forward_propagate_single_use_vars): Do so.
17876 2007-06-06 Ian Lance Taylor <iant@google.com>
17878 * fold-const.c (merge_ranges): If range_successor or
17879 range_predecessor fail, just return 0.
17881 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17883 PR tree-optimization/32216
17884 * tree-vectorizer.c (supportable_widening_operation): Determine
17885 signedness of FIX_TRUNC_EXPR from output operand.
17886 (supportable_narrowing_operation): Ditto.
17887 * tree-vect-generic.c (expand_vector_operations_1): Determine
17888 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17889 from input operand.
17891 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17893 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17894 (struct pta): ...from here. Change flags to unsigned to avoid
17895 excessive casting (as it is used as a bit mask).
17896 (override_options): Add casts according to the coding convenventions.
17897 (x86_64_elf_unique_section): Likewise.
17898 (examine_argument): Avoid using C++ keywords as variable names.
17899 (construct_container): Likewise.
17900 (legitimize_pic_address): Likewise.
17901 (get_dllimport_decl): Cast according to the coding conventions. Use
17902 type safe memory macros.
17903 (legitimize_address): Cast according to the coding conventions.
17904 (emit_i387_cw_initialization): Corrected the type of slot to enum
17906 (ix86_init_machine_status): Use type safe memory macros.
17907 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17908 (bdesc_pcmpistr): Likewise.
17909 (bdesc_crc32): Likewise.
17910 (bdesc_sse_3arg): Likewise.
17911 (bdesc_2arg): Likewise.
17912 (bdesc_1arg): Likewise.
17913 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17914 (ix86_expand_sse_pcmpistr): Likewise.
17915 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17916 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17917 int to match the langhook definition.
17918 (ix86_builtin_conversion): Change the type of code to unsigned init to
17919 match the langhook definition.
17920 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17922 (ix86_preferred_output_reload_class): Likewise.
17923 (ix86_cannot_change_mode_class): Likewise.
17924 (ix86_memory_move_cost): Likewise.
17925 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17926 avoid excessive casting later on.
17927 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17929 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17931 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17932 as flags setting insn.
17933 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17935 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17937 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17938 (UNSPEC_ROUND): New.
17939 ("sse4_1_round<mode>2"): New insn pattern.
17940 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17942 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17943 expander using SSEMODEF mode macro. Expand using
17944 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17945 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17946 expander using SSEMODEF mode macro. Expand using
17947 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17948 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17949 expander using SSEMODEF mode macro. Expand using
17950 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17951 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17952 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17953 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17956 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17957 Sebastian Pop <sebpop@gmail.com>
17959 * lambda.h (build_linear_expr): New.
17960 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17961 Use build_linear_expr, call fold and force_gimple_operand.
17962 (lambda_loopnest_to_gcc_loopnest): Check that there is
17963 something to insert.
17964 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17966 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17968 PR preprocessor/23479
17969 * doc/extend.texi: Document the 0b-prefixed binary integer
17970 constant extension.
17972 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17974 PR tree-optimization/32215
17975 * tree-vectorizer.c (supportable_widening_operation): Return false
17976 for unsupported FIX_TRUNC_EXPR tree code.
17977 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17979 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17981 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17982 register on SPE targets. Change documentation to reflect
17984 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17985 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17986 out of the register allocation pool.
17987 (rs6000_reg_live_or_pic_offset_p): New function.
17988 (rs6000_emit_prologue): Move the actual saving of LR up to free
17989 r0 for holding r11. Split saving of SPE 64-bit registers into
17990 its own case. Ensure that offsets will always be in-range for
17991 'evstdd' by using r11 as a scratch register to point at the start
17992 of the SPE save area. Save r11 if necessary, as it is the static
17994 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17995 into its own case. Ensure that offsets will always be in-range
17996 for 'evldd' by using r11 as a scratch register to point at the
17997 start of the SPE save area. Also adjust r11 when restoring
17998 the stack pointer to compensate for pre-loading r11.
18000 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18002 * cfg.c (init_flow): Use type safe memory macros.
18003 (alloc_block): Likewise.
18004 (unchecked_make_edge): Likewise.
18005 (dump_flow_info): Avoid using C++ keywords as variable names.
18006 (copy_original_table_clear): Cast according to the coding conventions.
18007 (copy_original_table_set): Likewise.
18008 * cfgexpand (label_rtx_for_bb): Likewise.
18009 (expand_gimple_basic_block): Likewise.
18010 * cfghooks.c (dump_bb): Likewise.
18011 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18013 (lv_add_condition_to_bb): Likewise.
18014 * cfglayout (relink_block_chain): Cast according to the coding
18016 (fixup_reorder_chain): Likewise.
18017 (fixup_fallthru_exit_predecessor): Likewise.
18018 * cfgloop.c (glb_enum_p): Likewise.
18019 (get_exit_description): Likewise.
18020 (dump_recorded_exit): Likewise.
18021 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18022 (struct loop): ... from here.
18023 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18025 * cfgrtl.c (rtl_create_basic_block): Likewise.
18026 (rtl_split_block): Likewise.
18027 (rtl_dump_bb): Likewise.
18028 (cfg_layout_split_block): Likewise.
18029 (init_rtl_bb_info): Use typesafe memory macros.
18031 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18032 * graphds.h: Updated all usages of edge to graph_edge.
18033 * graphds.c: Likewise.
18034 * cfgloopanal.c: Likewise.
18036 2007-06-05 Ian Lance Taylor <iant@google.com>
18038 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18039 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18040 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18042 (test_for_singularity): Likewise.
18044 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18046 * config/i386/constraints.md ("Y2"): Replaced by ...
18048 * config/i386/i386.md: Likewise.
18049 * config/i386/mmx.md: Likewise.
18050 * config/i386/sse.md: Likewise.
18052 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18054 * config/i386/constraints.md ("z"): Replaced by ...
18056 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18057 (sse4_1_blendvps): Likewise.
18058 (sse4_1_pblendvb): Likewise.
18059 (sse4_2_pcmpestr): Likewise.
18060 (sse4_2_pcmpestrm): Likewise.
18061 (sse4_2_pcmpestr_cconly): Likewise.
18062 (sse4_2_pcmpistr): Likewise.
18063 (sse4_2_pcmpistrm): Likewise.
18064 (sse4_2_pcmpistr_cconly): Likewise.
18066 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18068 * matrix-reorg.c (transform_access_sites): Fix computation.
18069 (transform_allocation_sites): Same.
18071 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18073 * config/i386/i386.c (override_options): Use
18074 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18076 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18078 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18079 (nonimm_not_xmm0_operand): Ditto.
18080 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18081 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18082 as operand[2] predicate. Require "z" class XMM register for
18083 operand[3]. Adjust asm template.
18084 ("sse4_1_blendvpd"): Ditto.
18085 ("sse4_1_pblendvb"): Ditto.
18086 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18087 force op2 into xmm0 register for variable blend instructions.
18089 2007-06-04 Tom Tromey <tromey@redhat.com>
18091 * c-tree.h (start_enum): Update.
18092 (build_enumerator): Likewise.
18093 * c-decl.c (enum_next_value): Removed.
18094 (enum_overflow): Likewise.
18095 (start_enum): Add c_enum_contents argument. Don't use globals.
18096 (build_enumerator): Likewise.
18097 * c-tree.h (struct c_enum_contents): New struct.
18099 2007-06-04 Tom Tromey <tromey@redhat.com>
18101 * c-common.c (c_common_get_alias_set): Fix indentation.
18103 2007-06-04 Ian Lance Taylor <iant@google.com>
18105 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18106 to overflow, reduce overflow infinity to regular infinity.
18107 (vrp_var_may_overflow): New static function.
18108 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18110 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18112 * stor-layout.c (layout_type): Remove duplicate code.
18114 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18117 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18118 before build_common_builtin_nodes ().
18120 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18123 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18125 2007-06-04 Jan Hubicka <jh@suse.cz>
18127 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18128 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18129 instead of _stat version.
18131 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18133 PR tree-optimization/32194
18134 * tree-predcom.c (determine_offset): Check that both references have
18137 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18139 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18140 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18141 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18142 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18143 Add argument to iterate_fix_dominators call.
18144 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18145 * gcse.c (hoist_code): Change domby to vector.
18146 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18147 Add argument to iterate_fix_dominators call.
18148 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18149 recompute_dominator.
18150 * lambda-code.c (perfect_nestify): Ditto.
18151 * cfgloopanal.c: Include graphds.h.
18152 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18153 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18154 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18156 * graphds.c: New file.
18157 * graphds.h: New file.
18158 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18159 (get_dominated_by, get_dominated_by_region): Change return type to
18161 (verify_dominators): Recompute all dominators and compare the results.
18162 (recount_dominator): Renamed to ...
18163 (recompute_dominator): ... this. Do not check that the block is
18164 dominated by entry.
18165 (iterate_fix_dominators): Reimplemented.
18166 (prune_bbs_to_update_dominators, root_of_dom_tree,
18167 determine_dominators_for_sons): New functions.
18168 * et-forest.c (et_root): New function.
18169 * et-forest.h (et_root): Declare.
18170 * Makefile.in (graphds.o): Add.
18171 (cfgloopanal.o): Add graphds.h dependency.
18172 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18173 * basic-block.h (get_dominated_by, get_dominated_by_region,
18174 iterate_fix_dominators): Declaration changed.
18175 (recount_dominator): Renamed to ...
18176 (recompute_dominator): ... this.
18177 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18178 (thread_through_all_blocks): Do not free dominance info.
18180 2007-06-03 Andreas Schwab <schwab@suse.de>
18182 * config/m68k/m68k.c (override_options): Don't override
18184 * config/m68k/m68k-modes.def (SF, DF): Define to use
18185 motorola_single_format and motorola_double_format, resp.
18186 * real.c (motorola_single_format): Renamed from
18187 coldfire_single_format.
18188 (motorola_double_format): Renamed from coldfire_double_format.
18189 (encode_ieee_extended): Generate a proper canonical NaN image
18190 respecting canonical_nan_lsbs_set.
18191 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18193 * real.h: Adjust declarations.
18195 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18198 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18199 the symbol is generated with the stack protector.
18201 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18203 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18204 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18206 * doc/extend.texi (interrupt): Mention m68k.
18208 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18210 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18211 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18212 (ix86_expand_sse_pcmpestr): Do not check operands for
18213 "register_operand", when insn operand predicate is "register_operand".
18214 (ix86_expand_sse_pcmpistr): Ditto.
18216 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18217 Uros Bizjak <ubizjak@gmail.com>
18219 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18220 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18221 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18222 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18223 * config/i386/constraints.md ("z"): New register constraint
18224 for members of SSE_FIRST_REG class.
18225 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18226 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18227 SSE_FIRST_REG class.
18228 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18229 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18230 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18231 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18232 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18233 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18234 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18235 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18236 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18237 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18238 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18239 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18240 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18241 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18242 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18243 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18244 (struct builtin_description): Change "flag" field to unsigned.
18245 (bdesc_pcmpestr): New builtin description table.
18246 (bdesc_pcmpistr): Likewise.
18247 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18248 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18249 Initialize pcmp[ei]str[im] insns for SSE4.2.
18250 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18251 (ix86_expand_sse_pcmpistr): Likewise.
18252 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18253 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18254 (UNSPEC_PCMPISTR): Likewise.
18255 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18256 (sse4_2_pcmpestri):New isns pattern.
18257 (sse4_2_pcmpestrm): Likewise.
18258 (sse4_2_pcmpestr_cconly): Likewise.
18259 (sse4_2_pcmpistr): New insn patern and splitter.
18260 (sse4_2_pcmpistri):New isns pattern.
18261 (sse4_2_pcmpistrm): Likewise.
18262 (sse4_2_pcmpistr_cconly): Likewise.
18263 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18266 2007-06-01 David Daney <ddaney@avtrex.com>
18268 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18269 LOADGP_ABSOLUTE and not binds_local_p.
18271 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18273 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18275 2007-06-01 Ian Lance Taylor <iant@google.com>
18277 * tree-vrp.c (compare_name_with_value): Always set
18278 used_strict_overflow if we get a result from the variable itself.
18280 2007-06-01 Ian Lance Taylor <iant@google.com>
18282 PR rtl-optimization/31455
18283 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18284 subregs which have a cast between modes which are not tieable.
18286 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18288 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18289 breaks after return statements.
18291 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18293 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18294 only after no_new_pseudos.
18296 2007-05-31 Eric Christopher <echristo@apple.com>
18298 * expr.c (convert_move): Assert that we don't have a BLKmode
18300 (store_expr): Handle BLKmode moves by calling emit_block_move.
18302 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18304 * c-typeck.c (build_indirect_ref): Include type in error message.
18305 (build_binary_op): Pass types to binary_op_error.
18306 * c-common.c (binary_op_error): Take two type arguments, print out
18308 * c-common.h (binary_op_error): Update prototype.
18310 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18312 * config/i386/i386.c: Correct coments on -mno-sse4.
18314 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18316 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18317 (x86_64-*-*): Likewise.
18318 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18319 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18320 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18321 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18322 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18323 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18324 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18325 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18326 (OPTION_MASK_ISA_SSE4): Likewise.
18327 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18328 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18329 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18330 (override_options): Support SSE4.2.
18331 (ix86_build_const_vector): Support SImode and DImode.
18332 (ix86_build_signbit_mask): Likewise.
18333 (ix86_expand_int_vcond): Support V2DImode.
18334 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18335 (IX86_BUILTIN_CRC32HI): Likewise.
18336 (IX86_BUILTIN_CRC32SI): Likewise.
18337 (IX86_BUILTIN_CRC32DI): Likewise.
18338 (IX86_BUILTIN_PCMPGTQ): Likewise.
18339 (bdesc_crc32): Likewise.
18340 (bdesc_sse_3arg): Likewise.
18341 (ix86_expand_crc32): Likewise.
18342 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18343 (ix86_expand_builtin): Likewise.
18344 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18345 __SSE4_2__ for -msse4.2.
18346 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18347 (CRC32MODE): Likewise.
18348 (crc32modesuffix): Likewise.
18349 (crc32modeconstraint): Likewise.
18350 (sse4_2_crc32<mode>): Likewise.
18351 (sse4_2_crc32di): Likewise.
18352 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18354 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18355 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18356 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18357 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18358 (vcondu<mode>): Likewise.
18359 * doc/extend.texi: Document SSE4.2 built-in functions.
18360 * doc/invoke.texi: Document -msse4.2/-msse4.
18362 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18364 PR tree-optimization/32160
18365 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18366 variable as gimple reg.
18367 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18369 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18371 * gcc.c (main): Don't consider linker options when issuing the
18372 warning about a linker input file not being used.
18374 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18376 * tree-vrp.c (compare_names): Initialize sop.
18378 2007-05-30 Dirk Mueller <dmueller@suse.de>
18380 * cgraphunit.c (cgraph_analyze_function): Remove
18381 computation of inline parameters.
18383 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18385 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18387 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18389 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18390 Add vx-common.h. Include vxworks.h between vx-common.h and
18392 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18394 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18395 (TARGET_ASM_DESTRUCTOR): Likewise.
18396 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18397 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18398 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18399 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18400 (VXWORKS_ENDIAN_SPEC): Define.
18401 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18402 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18403 VXWORKS_* equivalents.
18404 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18405 (ASM_FILE_START): Delete.
18406 (TARGET_VERSION): Reformat.
18407 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18408 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18409 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18410 (FPBIT, DPBIT): Define.
18411 (fp-bit.c, dp-bit.c): New rules.
18412 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18413 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18414 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18415 * config/arm/arm.h: Include vxworks-dummy.h.
18416 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18417 Mark with ATTRIBUTE_UNUSED.
18418 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18419 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18420 make it incompatible with -msingle-pic-base.
18421 (arm_function_ok_for_sibcall): Return false for calls that might
18422 go through a VxWorks PIC PLT entry.
18423 (require_pic_register): New function, split out from...
18424 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18426 (arm_load_pic_register): Handle the VxWorks RTP initialization
18427 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18428 (arm_emit_call_insn): New function.
18429 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18430 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18431 (pic_offset_arm): New pattern.
18432 (call, call_value): Use arm_emit_call_insn.
18433 (call_internal, call_value_internal): New expanders.
18434 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18435 VxWorks unless __PIC__.
18437 2007-05-30 Eric Christopher <echristo@gmail.com>
18439 * genrecog.c: Include regs.h in generated file.
18440 * genemit.c: Ditto. Fix up formatting.
18441 * config/mn10300/constraints.md: New.
18442 * config/mn10300/mn10300.md: Include.
18443 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18444 Fix up for removed macro.
18445 * config/mn10300/predicates.md (call_address_operand): Ditto.
18446 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18447 (CONST_OK_FOR_I): Ditto.
18448 (CONST_OK_FOR_J): Ditto.
18449 (CONST_OK_FOR_K): Ditto.
18450 (CONST_OK_FOR_L): Ditto.
18451 (CONST_OK_FOR_M): Ditto.
18452 (CONST_OK_FOR_N): Ditto.
18453 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18457 (EXTRA_CONSTRAINT): Ditto.
18459 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18461 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18463 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18464 OPTION_MASK_ISA_64BIT.
18465 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18467 2007-05-30 Richard Guenther <rguenther@suse.de>
18469 PR middle-end/32152
18470 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18471 types for comparison.
18472 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18473 with original typed arguments.
18474 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18476 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18478 PR tree-optimization/31769
18479 * except.c (duplicate_eh_regions): Clear prev_try if
18480 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18482 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18484 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18485 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18486 bsi of the location where statements should be inserted.
18487 (sink_code_in_bb): Take bsi from statement_sink_location.
18488 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18489 instead of bsi_start.
18490 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18492 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18493 (bsi_move_before): Document inconsistency with bsi_move_after.
18494 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18496 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18498 * config/i386/i386.h (TARGET_ABM): New define.
18499 (TARGET_POPCNT): Ditto.
18500 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18501 New temporary defines to redefine from OPTION_ISA_* defines.
18502 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18503 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18504 (ix86_isa_flags): New extern int declaration.
18505 (TARGET_SUBTARGET_DEFAULT): New define.
18506 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18507 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18508 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18509 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18510 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18511 * config/i386/darwin.h: Change TARGET_64BIT define to
18514 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18515 using existing "ix86_isa_flags" varible.
18516 (m32, m64): Use existing "ix86_isa_flags" variable.
18517 (mmmx, m3dnow): Ditto.
18518 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18519 (mabm): Define as non-negative option using "x86_abm" variable.
18520 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18522 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18523 Rewrite feature test bitmap.
18524 (ix86_isa_flags): New initialized global int varible.
18525 (ix86_isa_flags_explicit): New static int variable.
18526 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18527 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18528 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18529 target_flags_explicit.
18530 (override_options): Remove "target_enable" and "target_disable" fields
18531 from "struct ptt". Update processor_target_table accordingly. Remove
18532 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18533 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18534 "target_flags" and "ix86_isa_flags_explicit" instead of
18535 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18536 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18537 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18538 to true when either of PTA_POPCNT or PTA_ABM is set in
18539 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18540 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18541 processor_alias_table flags entry. Remove handling of
18542 "target_enable" and "target_disable" fields of processor_target_table.
18543 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18544 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18545 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18546 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18547 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18549 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18551 2007-05-29 David Daney <ddaney@avtrex.com>
18554 * config/mips/mips.c (mips_output_mi_thunk): Emit
18555 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18557 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18558 * config/i386/i386.c (ix86_function_regparm): Added checking of
18559 ix86_force_align_arg_pointer to determine the number of
18560 register parameters.
18562 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18564 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18565 (SET_DR_MISALIGNMENT): New.
18566 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18567 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18568 Use SET_DR_MISALIGNMENT.
18569 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18571 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18572 find_loop_nest): Export.
18573 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18574 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18575 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18576 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18578 (struct mem_ref): Add field reuse_distance.
18579 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18580 Initialize reuse_distance field.
18581 (issue_prefetch_ref): Select temporality of prefetch according to
18583 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18584 self_reuse_distance, determine_loop_nest_reuse): New functions.
18585 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18586 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18587 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18590 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18592 * tree-ssa-alias.c: Add aliasing overview.
18594 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18595 Danny Smith <dannysmith@users.sourceforge.net>
18598 * config/i386/t-crtfm: Compile crtfastmath.o with
18599 -minline-all-stringops.
18600 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18601 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18603 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18605 * doc/md.texi: Document constraints on HP PA-RISC.
18607 * pa/constraints.md: New file.
18608 * pa.md: Include constraints.md.
18609 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18610 (integer_store_memory_operand, ldil_cint_p): New functions.
18611 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18612 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18613 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18614 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18615 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18617 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18620 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18621 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18622 case POSTDECREMENT_EXPR>): Return the error_mark_node
18623 if either the real or imaginary parts would an
18626 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18628 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18629 name when we remove it from a call.
18631 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18633 * targhooks.c (default_narrow_bitfield): Remove.
18634 * targhooks.h: Remove the prototype for
18635 default_narrow_bitfield.
18637 * langhooks-def.h: Remove the prototype for
18638 hook_get_alias_set_0.
18639 * langhooks.c (hook_get_alias_set_0): Remove.
18641 * global.c (EXECUTE_IF_CONFLICT): Remove.
18643 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18646 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18647 return true when truth_value_p is true and the type
18650 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18652 * doc/install.texi (Prerequisites): We no longer require Autoconf
18653 2.13 for the top-level.
18655 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18657 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18658 memory access via x86_expand_vector_move_misalign() only for
18659 TImode values on 32-bit targets.
18661 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18663 * matrix-reorg.c: New file. Implement matrix flattening and
18664 transposing optimization.
18665 * tree-pass.h: Add matrix reorg pass.
18666 * common.opt: Add fipa-mreorg flag.
18667 * Makefile.in: Add matrix-reorg.c.
18668 * passes.c: Add matrix reorg pass.
18669 * varpool.c (add_new_static_var): New function.
18670 * cgraph.h (add_new_static_var): Declare.
18672 2007-05-27 Eric Christopher <echristo@apple.com>
18674 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18675 sp_offset depending on stack size. Save r12 depending
18676 on registers we're saving later.
18677 (rs6000_emit_epilogue): Update sp_offset depending only
18680 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18682 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18683 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18684 * ifcvt.c (if_convert): Ditto.
18685 * tree-ssa-threadupdate.c (thread_block): Ditto.
18686 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18687 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18688 verify_loop_closed_ssa): Check number_of_loops instead of
18690 * predict.c (tree_estimate_probability): Ditto.
18691 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18692 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18693 * modulo-sched.c (sms_schedule): Ditto.
18694 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18695 (scev_finalize): Do not do anything if scev analysis was not
18697 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18698 current_loops == NULL.
18699 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18700 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18701 there are no loops.
18702 (loop_optimizer_finalize): Assert that loops were analyzed.
18703 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18704 rtl_doloop): Check number_of_loops instead of current_loops.
18705 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18706 current_loops == NULL.
18707 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18708 gate_tree_vectorize tree_linear_transform, check_data_deps,
18709 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18710 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18711 Check number_of_loops instead of current_loops.
18712 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18713 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18714 free loops if available.
18715 (execute_pre): Do not pass do_fre to fini_pre.
18717 2007-05-27 Tobias Burnus <burnus@net-b.de>
18719 PR middle-end/32083
18720 * real.c (mpfr_from_real): Fix sign of -Inf.
18722 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18724 * tree-vect-transform.c (vectorizable_conversion): Initialize
18725 tree_code variables to ERROR_MARK.
18726 (vectorizable_type_demotion): Likewise.
18727 (vectorizable_type_promotion): Likewise.
18729 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18732 * config/i386/i386.md (movti): Handle push operands via
18733 ix86_expand_push().
18735 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18737 * basic-block.h: Remove the prototype for merge_seq_blocks.
18738 * cfgcleanup.c (merge_seq_blocks): Remove.
18740 * tree-flow.h: Remove the prototype for is_aliased_with.
18741 * tree-ssa-alias.c (is_aliased_with): Remove.
18743 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18745 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18747 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18749 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18750 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18751 (vec_unpacks_hi_v16qi): Likewise.
18752 (vec_unpacku_lo_v16qi): Likewise.
18753 (vec_unpacks_lo_v16qi): Likewise.
18754 (vec_unpacku_hi_v8hi): Likewise.
18755 (vec_unpacks_hi_v8hi): Likewise.
18756 (vec_unpacku_lo_v8hi): Likewise.
18757 (vec_unpacks_lo_v8hi): Likewise.
18758 (vec_unpacku_hi_v4si): Likewise.
18759 (vec_unpacks_hi_v4si): Likewise.
18760 (vec_unpacku_lo_v4si): Likewise.
18761 (vec_unpacks_lo_v4si): Likewise.
18763 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18765 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18766 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18767 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18768 follow spelling conventions in various
18769 warning/error/diagnostic messages.
18771 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18772 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18773 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18774 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18775 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18776 * doc/tm.texi: Follow spelling conventions.
18778 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18781 * tree-ssa-forwprop.c
18782 (forward_propagate_addr_into_variable_array_index): Remove
18783 the lhs argument. Use the type of def_rhs instead of lhs.
18784 (forward_propagate_addr_expr_1): Update use of
18785 forward_propagate_addr_into_variable_array_index.
18787 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18788 Nigel Stephens <nigel@mips.com>
18790 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18791 function attributes, "far" being an alias for "long_call".
18792 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18793 (mips_near_type_p, mips_far_type_p): New.
18794 (mips_comp_type_attributes): New function to check that attributes
18795 attached to a function type are compatible.
18796 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18797 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18798 to the target function of the thunk.
18799 (mips_encode_section_info): Check for "near" and "far" function
18800 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18802 * config/mips/predicates.md (const_call_insn_operand): Test only
18803 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18805 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18808 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18809 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18810 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18811 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18813 2007-05-25 Eric Christopher <echristo@apple.com>
18815 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18816 to x86-darwin configurations.
18817 * config/i386/t-darwin: Add softfp support.
18818 * config/i386/t-darwin64: Ditto.
18819 * config/i386/sfp-machine.h: If mach then don't use
18820 aliasing, emit a stub to call.
18822 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18824 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18825 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18826 tree-predcom.c, tree-ssa-alias-warnings.c,
18827 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18828 comment typos. Follow spelling conventions.
18829 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18831 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18834 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18835 constants into memory. Expand unaligned memory references for
18836 SSE modes via x86_expand_vector_move_misalign() function.
18838 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18840 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18841 "memory" attribute for "sseishft" type insn without operands[2].
18843 2007-05-25 Dirk Mueller <dmueller@suse.de>
18844 Marcus Meissner <meissner@suse.de>
18846 * doc/extend.texi (alloc_size): New attribute.
18847 * c-common.c (handle_alloc_size_attribute): New.
18848 * tree-object-size.c (alloc_object_size): Use alloc_size
18849 attribute, if available.
18851 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18853 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18855 (__builtin_ia32_vec_ext_v2di): Likewise.
18856 (__builtin_ia32_vec_ext_v4si): Likewise.
18857 (__builtin_ia32_vec_ext_v8hi): Likewise.
18858 (__builtin_ia32_vec_ext_v16qi): Likewise.
18859 (__builtin_ia32_vec_set_v8hi): Likewise.
18861 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18863 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18865 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18867 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18868 (arm_is_longcall_p): Rename to...
18869 (arm_is_long_call_p): ...this. Take a single tree argument and
18871 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18872 (CUMULATIVE_ARGS): Remove call_cookie.
18873 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18874 (ENCODED_LONG_CALL_ATTR_P): Delete.
18875 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18876 LONG_CALL_FLAG_CHAR cases.
18877 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18878 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18879 ARM_DECLARE_FUNCTION_SIZE.
18880 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18881 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18882 (arm_encode_call_attribute, current_file_function_operand): Delete.
18883 (arm_function_in_section_p): New function.
18884 (arm_is_longcall_p): Rename to...
18885 (arm_is_long_call_p): ...this. Take the target function as a single
18886 argument and return a bool. Do not rely on call cookies. Check
18887 whether the target symbol is in the same section as the current
18888 function, not just the same compilation unit.
18889 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18890 (arm_encode_section_info): Don't encode a call type.
18891 * config/arm/arm.md (call, call_value): Update calls to
18892 arm_is_long(_)call_p. Simplify logic.
18893 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18894 Update calls to arm_is_long(_)call_p.
18896 2007-05-25 Richard Guenther <rguenther@suse.de>
18898 PR tree-optimization/31982
18899 * tree-ssa-forwprop.c
18900 (forward_propagate_addr_into_variable_array_index): Handle arrays
18901 with element size one.
18903 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18905 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18906 (umulsi3_highpart): Likewise.
18908 2007-05-24 Ian Lance Taylor <iant@google.com>
18910 PR rtl-optimization/32069
18911 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18914 2007-05-24 Ollie Wild <aaw@google.com>
18916 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18919 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18921 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18922 (oprs_unchanged_p): Use it to check all registers in a REG.
18923 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18924 (reg_set_between_after_reload_p): Delete.
18925 (reg_used_between_after_reload_p): Likewise.
18926 (reg_set_or_used_since_bb_start): Likewise.
18927 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18928 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18929 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18930 * rtlanal.c (reg_set_p): Check whether REG overlaps
18931 regs_invalidated_by_call, rather than just checking the
18932 membership of REGNO (REG).
18934 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18936 * doc/passes.texi: Document predictive commoning.
18937 * doc/invoke.texi (-fpredictive-commoning): Document.
18938 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18939 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18940 adding indices to the generated name.
18941 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18942 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18943 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18944 (op_symbol_code): ... and exported.
18945 (dump_omp_clause, op_symbol): Use op_symbol_code
18946 instead of op_symbol_1.
18947 * tree-pass.h (pass_predcom): Declare.
18948 * timevar.def (TV_PREDCOM): New timevar.
18949 * tree-ssa-loop.c (run_tree_predictive_commoning,
18950 gate_tree_predictive_commoning, pass_predcom): New.
18951 * tree-data-ref.c (find_data_references_in_loop): Find the
18952 references in dominance order.
18953 (canonicalize_base_object_address): Ensure that the result has
18955 (dr_analyze_innermost): Export.
18956 (create_data_ref): Code to fail for references with invariant
18958 (find_data_references_in_stmt): ... here.
18959 * tree-data-ref.h (dr_analyze_innermost): Declare.
18960 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18961 (aff_combination_find_elt, name_expansion_hash,
18962 name_expansion_eq, tree_to_aff_combination_expand,
18963 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18965 * tree-affine.h (aff_combination_constant_multiple_p,
18966 tree_to_aff_combination_expand): Declare.
18967 * tree-predcom.c: New file.
18968 * common.opt (fpredictive-commoning): New option.
18969 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18970 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18971 * Makefile.in (tree-predcom.o): Add.
18972 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18973 * passes.c (init_optimization_passes): Add dceloop after
18974 copy propagation in loop optimizer. Add predictive commoning
18975 to loop optimizer passes.
18977 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18979 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18982 2007-05-24 Jan Hubicka <jh@suse.cz>
18984 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18986 (genheader): Include statistics.h.
18988 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18990 * print-rtl.c (flag_dump_unnumbered): Update comments.
18991 (print_rtl): Fix my previous change.
18992 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18995 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18997 PR middle-end/32018
18998 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19000 (thread_through_all_blocks): Call initialize_original_copy_tables
19001 and free_original_copy_tables.
19002 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19004 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19005 * cfghooks.c (duplicate_block): Use get_loop_copy.
19006 * cfg.c: Include cfgloop.h.
19007 (loop_copy): New hash table.
19008 (initialize_original_copy_tables): Initialize loop_copy table.
19009 (free_original_copy_tables): Free loop_copy table.
19010 (copy_original_table_clear, copy_original_table_set,
19011 set_loop_copy, get_loop_copy): New functions.
19012 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19013 * cfgloop.h (struct loop): Remove copy field.
19014 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19015 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19017 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19019 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19020 -msse/-msse2/-msse3.
19022 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19024 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19025 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19027 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19030 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19031 * targhooks.h (default_mangle_decl_assembler_name): Declare
19033 * targhooks.c (default_mangle_decl_assembler_name): Define
19035 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19037 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19038 * langhooks.c (lhd_set_decl_assembler_name): Call
19039 targetm.mangle_decl_assembler_name for names with global scope.
19041 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19043 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19044 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19046 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19047 New. Factored out of i386_pe_encode_section_info.
19048 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19049 Move check for prior decoration of stdcall
19050 symbols to i386_pe_encode_section_info.
19051 (i386_pe_encode_section_info): Adjust call to
19052 gen_stdcall_or_fastcall_suffix. Use
19053 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19054 (i386_pe_mangle_decl_assembler_name): New. Wrap
19055 i386_pe_maybe_mangle_decl_assembler_name.
19057 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19059 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19060 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19061 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19062 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19063 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19066 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19067 Nigel Stephens <nigel@mips.com>
19068 Richard Sandiford <richard@codesourcery.com>
19070 Fix up MIPS16 hard float and add support for complex.
19072 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19073 (TARGET_SOFT_FLOAT_ABI): New.
19074 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19075 __mips_soft_float to reflect the ABI in use, not whether the
19076 FPU is directly accessible (e.g., in MIPS16 mode).
19077 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19078 (UNITS_PER_FPVALUE): Likewise.
19080 * config/mips/mips.c (mips_expand_call): Remove redundant
19081 TARGET_MIPS16 check.
19082 (mips_arg_regno): New.
19083 (function_arg_advance): When setting bits in cum->fp_code for
19084 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19086 (function_arg): Use mips_arg_regno.
19087 (mips_return_mode_in_fpr_p): New.
19088 (mips16_call_stub_mode_suffix): New.
19089 (mips16_cfun_returns_in_fpr_p): New.
19090 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19091 (mips_output_function_prologue): Test mips16_hard_float, not
19092 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19093 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19094 return value into a floating-point register.
19095 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19096 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19097 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19098 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19099 word of double arguments from or to the high bits of 64-bit
19100 floating point registers.
19101 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19102 (mips16_fpret_double): New helper function.
19103 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19104 support for complex modes. Fill in DECL_RESULT for stubdecl.
19105 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19107 * config/mips/mips16.S
19108 (RET, ARG1, ARG2): New.
19109 (MERGE_GPRf, MERGE_GPRt): New.
19110 (DELAYt, DELAYf): New.
19111 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19112 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19113 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19114 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19115 (SFOP): Renamed to...
19116 (OPSF3): This, and macro-ified. Updated all uses.
19117 (SFOP2): Renamed to...
19118 (OPSF2): This, and macro-ified. Updated all uses.
19119 (SFCMP): Renamed to...
19120 (CMPSF): This, and macro-ified. Updated all uses.
19121 (SFREVCMP): Renamed to...
19122 (REVCMPSF): This, and macro-ified. Updated all uses.
19123 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19124 (LDDBL1, LDDBL2, RETDBL): Deleted.
19125 (DFOP): Renamed to...
19126 (OPDF3): This, and macro-ified. Updated all uses.
19127 (DFOP2): Renamed to...
19128 (OPDF2): This, and macro-ified. Updated all uses.
19129 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19130 (DFCMP): Renamed to...
19131 (CMPDF): This, and macro-ified. Updated all uses.
19132 (DFREVCMP): Renamed to...
19133 (REVCMPDF): This, and macro-ified. Updated all uses.
19134 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19135 (RET_FUNCTION): New.
19136 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19137 (__mips16_ret_sc, __mips16_ret_dc): New.
19138 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19139 STUB_ARGS_6, STUB_ARGS_10): New.
19140 (CALL_STUB_NO_RET): New.
19141 (__mips16_call_stub_1): Macro-ified.
19142 (__mips16_call_stub_5): Macro-ified.
19143 (__mips16_call_stub_2): Macro-ified.
19144 (__mips16_call_stub_6): Macro-ified.
19145 (__mips16_call_stub_9): Macro-ified.
19146 (__mips16_call_stub_10): Macro-ified.
19147 (CALL_STUB_RET): New.
19148 (__mips16_call_stub_sf_0): Macro-ified.
19149 (__mips16_call_stub_sf_1): Macro-ified.
19150 (__mips16_call_stub_sf_5): Macro-ified.
19151 (__mips16_call_stub_sf_2): Macro-ified.
19152 (__mips16_call_stub_sf_6): Macro-ified.
19153 (__mips16_call_stub_sf_9): Macro-ified.
19154 (__mips16_call_stub_sf_10): Macro-ified.
19155 (__mips16_call_stub_df_0): Macro-ified.
19156 (__mips16_call_stub_df_1): Macro-ified.
19157 (__mips16_call_stub_df_5): Macro-ified.
19158 (__mips16_call_stub_df_2): Macro-ified.
19159 (__mips16_call_stub_df_6): Macro-ified.
19160 (__mips16_call_stub_df_9): Macro-ified.
19161 (__mips16_call_stub_df_10): Macro-ified.
19162 (__mips16_call_stub_sc_0): New.
19163 (__mips16_call_stub_sc_1): New.
19164 (__mips16_call_stub_sc_5): New.
19165 (__mips16_call_stub_sc_2): New.
19166 (__mips16_call_stub_sc_6): New.
19167 (__mips16_call_stub_sc_9): New.
19168 (__mips16_call_stub_sc_10): New.
19169 (__mips16_call_stub_dc_0): New.
19170 (__mips16_call_stub_dc_1): New.
19171 (__mips16_call_stub_dc_5): New.
19172 (__mips16_call_stub_dc_2): New.
19173 (__mips16_call_stub_dc_6): New.
19174 (__mips16_call_stub_dc_9): New.
19175 (__mips16_call_stub_dc_10): New.
19177 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19178 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19179 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19181 2007-05-23 Ian Lance Taylor <iant@google.com>
19183 * doc/invoke.texi (Invoking GCC): Document that the order of the
19186 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19189 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19190 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19191 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19195 * config/score/score.c (score_print_operand): Make sure that only
19196 lower bits are used.
19198 2007-05-22 Ian Lance Taylor <iant@google.com>
19200 * tree-vrp.c (avoid_overflow_infinity): New static function,
19201 broken out of set_value_range_to_value.
19202 (set_value_range_to_value): Call avoid_overflow_infinity.
19203 (extract_range_from_assert): Likewise.
19205 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19207 PR middle-end/31095
19208 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19209 change the type before looking for a COMPOUND_EXPR.
19211 2007-05-22 Ian Lance Taylor <iant@google.com>
19213 * lower-subreg.c (decompose_multiword_subregs): If we change an
19214 insn, call remove_retval_note on it.
19216 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19218 * regs.h (end_hard_regno): New function.
19219 (END_HARD_REGNO, END_REGNO): New macros.
19220 (add_to_hard_reg_set): New function.
19221 (remove_from_hard_reg_set): Likewise.
19222 (in_hard_reg_set_p): Likewise.
19223 (overlaps_hard_reg_set_p): Likewise.
19224 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19225 (note_btr_set): Use END_HARD_REGNO.
19226 * caller-save.c (setup_save_areas): Use end_hard_regno.
19227 (mark_set_regs): Use END_HARD_REGNO.
19228 (add_stored_regs): Use end_hard_regno.
19229 (mark_referenced_regs): Use add_to_hard_reg_set.
19230 * combine.c (update_table_tick): Use END_REGNO.
19231 (record_value_for_reg): Likewise.
19232 (record_dead_and_set_regs): Likewise.
19233 (get_last_value_validate): Likewise.
19234 (use_crosses_set_p): Likewise.
19235 (reg_dead_at_p_1): Likewise.
19236 (reg_dead_at_p): Likewise.
19237 (mark_used_regs_combine): Use add_to_hard_reg_set.
19238 (move_deaths): Use END_HARD_REGNO.
19239 (reg_bitfield_target_p): Use end_hard_regno.
19240 (distribute_notes): Use END_HARD_REGNO.
19241 * cse.c (mention_regs): Use END_REGNO.
19242 (insert): Use add_to_hard_reg_set.
19243 (invalidate): Use END_HARD_REGNO.
19244 (invalidate_for_call): Likewise.
19245 (exp_equiv_p): Use END_REGNO.
19246 (cse_insn): Likewise.
19247 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19248 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19249 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19250 * function.c (keep_stack_depressed): Use end_hard_regno.
19251 * global.c (global_alloc): Use end_hard_regno.
19252 (global_conflicts): Use add_to_hard_reg_set instead of
19254 (find_reg): Likewise.
19255 (mark_reg_store): Likewise.
19256 (mark_reg_conflicts): Likewise.
19257 (mark_reg_death): Use remove_from_hard_reg_set.
19258 (mark_reg_live_nc): Delete.
19259 (set_preference): Use end_hard_regno.
19260 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19261 remove_from_hard_reg_set.
19262 (post_mark_life): Use add_to_hard_reg_set.
19263 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19264 (reg_becomes_live): Use add_to_hard_reg_set.
19265 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19266 (peep2_find_free_register): Use add_to_hard_reg_set.
19267 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19268 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19269 * regrename.c (note_sets): Use add_to_hard_reg_set.
19270 (clear_dead_regs): Use remove_from_hard_reg_set.
19271 (regrename_optimize): Use add_to_hard_reg_set.
19272 (find_oldest_value_reg): Use in_hard_reg_set_p.
19273 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19274 (hard_reg_set_here_p): Use end_hard_regno.
19275 (decompose): Likewise.
19276 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19277 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19278 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19279 (mark_home_live): Use end_hard_regno.
19280 (spill_hard_reg): Likewise.
19281 (clear_reload_reg_in_use): Likewise.
19282 * reorg.c (delete_prior_computation): Use END_REGNO.
19283 * resource.c (update_live_status): Use END_HARD_REGNO.
19284 (mark_referenced_resources): Use add_to_hard_reg_set.
19285 (mark_set_resources): Likewise.
19286 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19287 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19288 (reg_overlap_mentioned_p): Likewise.
19289 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19290 (covers_regno_no_parallel_p): Use END_REGNO.
19291 (find_regno_note): Likewise.
19292 (find_reg_fusage): Use END_HARD_REGNO.
19293 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19294 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19296 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19298 * mode-switching.c (reg_dies): Change type of second argument to
19300 (optimize_mode_switching): Update accordingly.
19302 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19304 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19306 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19307 (hard_reg_set_empty_p): ...these new functions.
19308 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19309 GO_IF_HARD_REG_SUBSET.
19310 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19311 instead of GO_IF_HARD_REG_EQUAL.
19312 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19313 instead of GO_IF_HARD_REG_EQUAL.
19314 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19315 GO_IF_HARD_REG_SUBSET.
19316 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19317 GO_IF_HARD_REG_EQUAL.
19318 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19319 of GO_IF_HARD_REG_SUBSET.
19320 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19321 instead of GO_IF_HARD_REG_EQUAL.
19322 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19323 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19324 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19325 of GO_IF_HARD_REG_SUBSET,
19326 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19327 GO_IF_HARD_REG_SUBSET.
19328 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19329 instead of GO_IF_HARD_REG_EQUAL.
19330 * config/sh/sh.c (push_regs, calc_live_regs): Use
19331 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19332 (hard_regs_intersect_p): Delete.
19334 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19336 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19338 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19339 Richard Henderson <rth@redhat.com>
19341 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19343 (x86_64-*-*): Likewise.
19345 * i386/i386-modes.def (V2QI): New.
19347 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19349 (override_options): Support SSE4.1.
19350 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19351 (IX86_BUILTIN_BLENDPS): Likewise.
19352 (IX86_BUILTIN_BLENDVPD): Likewise.
19353 (IX86_BUILTIN_BLENDVPS): Likewise.
19354 (IX86_BUILTIN_PBLENDVB128): Likewise.
19355 (IX86_BUILTIN_PBLENDW128): Likewise.
19356 (IX86_BUILTIN_DPPD): Likewise.
19357 (IX86_BUILTIN_DPPS): Likewise.
19358 (IX86_BUILTIN_INSERTPS128): Likewise.
19359 (IX86_BUILTIN_MOVNTDQA): Likewise.
19360 (IX86_BUILTIN_MPSADBW128): Likewise.
19361 (IX86_BUILTIN_PACKUSDW128): Likewise.
19362 (IX86_BUILTIN_PCMPEQQ): Likewise.
19363 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19364 (IX86_BUILTIN_PMAXSB128): Likewise.
19365 (IX86_BUILTIN_PMAXSD128): Likewise.
19366 (IX86_BUILTIN_PMAXUD128): Likewise.
19367 (IX86_BUILTIN_PMAXUW128): Likewise.
19368 (IX86_BUILTIN_PMINSB128): Likewise.
19369 (IX86_BUILTIN_PMINSD128): Likewise.
19370 (IX86_BUILTIN_PMINUD128): Likewise.
19371 (IX86_BUILTIN_PMINUW128): Likewise.
19372 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19373 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19374 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19375 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19376 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19377 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19378 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19379 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19380 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19381 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19382 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19383 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19384 (IX86_BUILTIN_PMULDQ128): Likewise.
19385 (IX86_BUILTIN_PMULLD128): Likewise.
19386 (IX86_BUILTIN_ROUNDPD): Likewise.
19387 (IX86_BUILTIN_ROUNDPS): Likewise.
19388 (IX86_BUILTIN_ROUNDSD): Likewise.
19389 (IX86_BUILTIN_ROUNDSS): Likewise.
19390 (IX86_BUILTIN_PTESTZ): Likewise.
19391 (IX86_BUILTIN_PTESTC): Likewise.
19392 (IX86_BUILTIN_PTESTNZC): Likewise.
19393 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19394 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19395 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19396 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19397 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19398 (bdesc_ptest): New.
19399 (bdesc_sse_3arg): Likewise.
19400 (bdesc_2arg): Likewise.
19401 (bdesc_1arg): Likewise.
19402 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19404 (ix86_expand_sse_4_operands_builtin): New.
19405 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19406 smaller than 8 bits as the 2nd arg.
19407 (ix86_expand_sse_ptest): New.
19408 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19409 (ix86_expand_vector_set): Support SSE4.1.
19410 (ix86_expand_vector_extract): Likewise.
19412 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19413 __SSE4_1__ for -msse4.1.
19415 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19416 (UNSPEC_INSERTPS): Likewise.
19417 (UNSPEC_DP): Likewise.
19418 (UNSPEC_MOVNTDQA): Likewise.
19419 (UNSPEC_MPSADBW): Likewise.
19420 (UNSPEC_PHMINPOSUW): Likewise.
19421 (UNSPEC_PTEST): Likewise.
19422 (UNSPEC_ROUNDP): Likewise.
19423 (UNSPEC_ROUNDS): Likewise.
19425 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19427 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19428 (const_pow2_1_to_32768_operand): Likewise.
19430 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19433 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19435 (sse4_1_insertps): Likewise.
19436 (*sse4_1_extractps): Likewise.
19437 (sse4_1_ptest): Likewise.
19438 (sse4_1_mulv2siv2di3): Likewise.
19439 (*sse4_1_mulv4si3): Likewise.
19440 (*sse4_1_smax<mode>3): Likewise.
19441 (*sse4_1_umax<mode>3): Likewise.
19442 (*sse4_1_smin<mode>3): Likewise.
19443 (*sse4_1_umin<mode>3): Likewise.
19444 (sse4_1_eqv2di3): Likewise.
19445 (*sse4_1_pinsrb): Likewise.
19446 (*sse4_1_pinsrd): Likewise.
19447 (*sse4_1_pinsrq): Likewise.
19448 (*sse4_1_pextrb): Likewise.
19449 (*sse4_1_pextrb_memory): Likewise.
19450 (*sse4_1_pextrw_memory): Likewise.
19451 (*sse4_1_pextrq): Likewise.
19452 (sse4_1_blendpd): Likewise.
19453 (sse4_1_blendps): Likewise.
19454 (sse4_1_blendvpd): Likewise.
19455 (sse4_1_blendvps): Likewise.
19456 (sse4_1_dppd): Likewise.
19457 (sse4_1_dpps): Likewise.
19458 (sse4_1_movntdqa): Likewise.
19459 (sse4_1_mpsadbw): Likewise.
19460 (sse4_1_packusdw): Likewise.
19461 (sse4_1_pblendvb): Likewise.
19462 (sse4_1_pblendw): Likewise.
19463 (sse4_1_phminposuw): Likewise.
19464 (sse4_1_extendv8qiv8hi2): Likewise.
19465 (*sse4_1_extendv8qiv8hi2): Likewise.
19466 (sse4_1_extendv4qiv4si2): Likewise.
19467 (*sse4_1_extendv4qiv4si2): Likewise.
19468 (sse4_1_extendv2qiv2di2): Likewise.
19469 (*sse4_1_extendv2qiv2di2): Likewise.
19470 (sse4_1_extendv4hiv4si2): Likewise.
19471 (*sse4_1_extendv4hiv4si2): Likewise.
19472 (sse4_1_extendv2hiv2di2): Likewise.
19473 (*sse4_1_extendv2hiv2di2): Likewise.
19474 (sse4_1_extendv2siv2di2): Likewise.
19475 (*sse4_1_extendv2siv2di2): Likewise.
19476 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19477 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19478 (sse4_1_zero_extendv4qiv4si2): Likewise.
19479 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19480 (sse4_1_zero_extendv2qiv2di2): Likewise.
19481 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19482 (sse4_1_zero_extendv4hiv4si2): Likewise.
19483 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19484 (sse4_1_zero_extendv2hiv2di2): Likewise.
19485 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19486 (sse4_1_zero_extendv2siv2di2): Likewise.
19487 (*sse4_1_zero_extendv2siv2di2): Likewise.
19488 (sse4_1_roundpd): Likewise.
19489 (sse4_1_roundps): Likewise.
19490 (sse4_1_roundsd): Likewise.
19491 (sse4_1_roundss): Likewise.
19492 (mulv4si3): Don't expand for SSE4.1.
19493 (smax<mode>3): Likewise.
19494 (umaxv4si3): Likewise.
19495 (uminv16qi3): Likewise.
19496 (umin<mode>3): Likewise.
19497 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19499 * doc/extend.texi: Document SSE4.1 built-in functions.
19501 * doc/invoke.texi: Document -msse4.1.
19503 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19505 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19506 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19507 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19508 (ASM_SPEC): Add asm_pcrel_spec.
19509 (EXTRA_SPECS): Add asm_pcrel_spec.
19511 2007-05-21 David Daney <ddaney@avtrex.com>
19513 * doc/install.texi (Building a cross compiler): Add requirements
19514 for Java cross compiler.
19516 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19518 PR middle-end/31995
19519 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19520 Add loopno argument. Use evolution_function_is_invariant_rec_p
19521 instead of evolution_function_is_constant_p.
19522 Update calls to evolution_function_is_affine_multivariate_p.
19523 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19524 Add loopno argument.
19525 * tree-scalar-evolution.c (gather_chrec_stats): Call
19526 evolution_function_is_affine_multivariate_p with a loop
19528 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19529 (analyze_overlapping_iterations): Likewise.
19530 (access_functions_are_affine_or_constant_p): Likewise.
19531 (build_classic_dist_vector_1): If the access functions
19532 are equal, don't do anything.
19534 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19535 Paolo Carlini <pcarlini@suse.de>
19536 Uros Bizjak <ubizjak@gmail.com>
19538 * c-cppbuiltin.c (c_cpp_builtins): Define
19539 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19540 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19541 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19542 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19544 2007-05-21 Mike Stump <mrs@apple.com>
19546 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19548 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19550 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19552 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19553 implementation if __OPTIMIZE__ is not defined.
19554 (_mm_alignr_pi8): Ditto.
19555 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19556 (_mm_inserti_si64): Ditto.
19557 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19558 (_mm_slli_epi16): Ditto.
19559 (_mm_slli_epi32): Ditto.
19560 (_mm_slli_epi64): Ditto.
19561 (_mm_srai_epi16): Ditto.
19562 (_mm_srai_epi32): Ditto.
19563 (_mm_srli_si128): Ditto.
19564 (_mm_slli_si128): Ditto.
19565 (_mm_srli_epi16): Ditto.
19566 (_mm_srli_epi32): Ditto.
19567 (_mm_srli_epi64): Ditto.
19568 (_mm_extract_epi16): Ditto.
19569 (_mm_insert_epi16): Ditto.
19570 (_mm_shufflehi_epi16): Ditto.
19571 (_mm_shufflelo_epi16): Ditto.
19572 (_mm_shuffle_epi32): Ditto.
19573 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19574 (_m_pextrw): Ditto.
19575 (_mm_insert_pi16): Ditto.
19576 (_m_pinsrw): Ditto.
19577 (_mm_shuffle_pi16): Ditto.
19578 (_m_pshufw): Ditto.
19579 (_mm_shufle_ps): Ditto.
19580 (_mm_prefetch): Ditto.
19582 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19584 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19585 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19586 * real.c (encode_i370_single, decode_i370_single,
19587 encode_i370_double, decode_i370_double): Functions removed.
19588 (i370_single_format, i370_double_format): Initializations removed.
19589 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19590 Consider the log2_b field to always be one.
19591 (ieee_single_format, mips_single_format, coldfire_single_format,
19592 ieee_double_format, mips_double_format, coldfire_double_format,
19593 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19594 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19595 ibm_extended_format, mips_extended_format, ieee_quad_format,
19596 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19597 decimal_single_format, decimal_double_format, decimal_quad_format,
19598 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19599 initialization of log2_b.
19600 * real.h (i370_single_format, i370_double_format): Declarations
19602 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19603 field to always be one.
19605 2007-05-21 Andreas Schwab <schwab@suse.de>
19607 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19608 NOTE_INSN_BASIC_BLOCK_P.
19609 (process_for_unwind_directive): Likewise.
19611 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19613 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19614 * function.h (struct function): Move va_list_gpr_size,
19615 va_list_fpr_size, function_frequency to front of bitfields. Add
19617 (current_function_calls_unwind_init): New.
19618 * except.c (expand_builtin_unwind_init): Set
19619 current_function_calls_unwind_init not
19620 current_function_has_nonlocal_label.
19621 * reload1.c (has_nonexceptional_receiver): New.
19622 (reload): Use it and current_function_calls_unwind_init to
19623 determine whether call-saved regs must be saved.
19625 2007-05-20 Jan Hubicka <jh@suse.cz>
19627 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19628 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19629 * ddg.c (create_ddg): LIkewise.
19630 * final.c (final): Remove hunk moving line number notes around since
19631 they are no longer present at this stage.
19632 (final_scan_insn): Use NOTE_KIND instead of
19633 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19634 (output_asm_label): Likewise.
19635 * reorg.c (dbr_schedule): Likewise.
19636 * haifa-sched.c (unlink_other_notes): Likewise.
19637 * mode-switching.c (optimize_mode_switching): Likewise.
19638 * graph.c (start_bb): Likewise.
19639 * rtl.def (NOTE): Update description.
19640 * jump.c (squeeze_notes): Delete.
19641 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19642 NOTE_INSN_BASIC_BLOCK_P when possible.
19643 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19644 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19645 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19646 (dwarf2out_var_location): Likewise.
19647 * cfgbuild.c (make_edges): Likewise.
19648 (find_basic_blocks_1): Likewise.
19649 * function.c (reorder_blocks_1): Likewise.
19650 (epilogue_done): Likewise.
19651 (reposition_prologue_and_epilogue_notes): Likewise.
19652 * print-rtl.c (print_rtx): Likewise; drop code for printing
19654 (print_rtl): Likewise.
19655 (print_rtl_single): Likewise.
19656 * gcse.c (insert_insn_start_bb): Likewise.
19657 * alias.c (init_alias_analysis): Likewise.
19658 * calls.c (fixup_tail_calls): Likewise.
19659 * except.c (sjlj_emit_function_enter): Likewise.
19660 * emit-rtl.c (add_insn_after): Likeiwse.
19661 (emit_label_before): Likewise.
19662 (emit_label_after): Likewise.
19663 (emit_note_before, emit_note_after, emit_note): Update
19664 parameter to be enum insn_note; do not deal with source
19666 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19667 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19669 (merge_blocks_move_successor_nojumps): Simplify now when
19670 we don't have BLOCK notes.
19671 (try_optimize_cfg): Likewise.
19672 * cfglayout.c (skip_insns_after_block): Likewise.
19673 (record_effective_endpoints): Likewise.
19674 (duplicate_insn_chain): Likewise.
19675 * varasm.c (output_constant_pool_1): Likewise.
19676 * sched-deps.c (sched_analyze): Likewise.
19677 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19679 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19680 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19681 (SET_INSN_DELETED): Simplify.
19682 (NOTE_LINE_NUMBER): Exterminate.
19683 (NOTE_LINE_KIND): New.
19684 (NOTE_INSN_BASIC_BLOCK_P): Update.
19685 (enum insn_note): Simplify.
19686 (GET_NOTE_INSN_NAME) Simplify.
19687 (emit_note_before, emit_note_after, emit_note): Update prototype.
19688 (squeeze_notes): Remove.
19689 * sched-int.h (NOTE_NOT_BB_P): Update.
19690 * resource.c (mark_target_live_regs): Update.
19691 * sched-rgn.c (debug_dependencies): Update.
19692 * sched-vis.c (print_insn): Update.
19693 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19694 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19695 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19696 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19697 (split_branches): Update.
19698 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19700 (sh_adjust_unroll_max): Exterminate.
19701 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19702 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19703 (m68hc11_reorg): Likewise.
19704 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19705 (emit_predicate_relation_info): Update.
19706 (process_for_unwind_directive): Update.
19707 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19708 (output_call): Update.
19709 * config/pa/pa.c (output_lbranch): Update.
19710 (output_millicode_call): Update.
19711 (output_call): Update.
19712 (pa_combine_instructions): Update.
19713 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19714 * config/bfin/bfin.c (gen_one_bundle): Update.
19715 * cfgrtl.c (can_delete_note_p): Update.
19716 (delete_insn): Update.
19717 (rtl_merge_blocks): Update.
19718 (commit_one_edge_insertion): Update.
19719 (rtl_verify_flow_info): Update.
19720 * stmt.c (expand_case): Do not call squeeze_notes.
19722 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19729 * c.opt (Wtype-limits): New.
19730 * doc/invoke.texi (Wtype-limits): Document it.
19731 (Wextra): Enabled by -Wextra.
19732 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19733 * c-common.c (shorten_compare): Warn with Wtype-limits.
19735 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19737 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19738 inlined function, not as a macro.
19739 (_mm_alignr_pi8): Ditto.
19740 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19741 (_mm_inserti_si64): Ditto.
19742 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19743 (_mm_extract_epi16): Ditto.
19744 (_mm_insert_epi16): Ditto.
19745 (_mm_shufflehi_epi16): Ditto.
19746 (_mm_shufflelo_epi16): Ditto.
19747 (_mm_shuffle_epi32): Ditto.
19748 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19749 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19751 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19753 (_m_to_float): Use C89 compatible assignment.
19755 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19758 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19760 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19763 * doc/invoke.texi (Wreturn-type): Complete description.
19764 (Wextra): Delete item about return-type warning.
19765 * c-decl.c: Delete redundant Wextra warning.
19767 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19770 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19771 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19772 inlined function, not as a macro.
19773 (_mm_prefetch): Ditto.
19774 (_m_pextrw): Ditto.
19775 (_mm_insert_pi16): Ditto.
19776 (_m_pinsrw): Ditto.
19777 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19778 (_m_pshufw): Ditto. Add const to __N argument.
19779 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19780 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19781 (_mm_slli_epi32): Ditto.
19782 (_mm_srli_si128): Implement as always inlined function, not as a
19783 macro. Add __inline to function declaration.
19784 (_mm_slli_si128): Ditto.
19786 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19788 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19789 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19791 (struct fenv): New structure.
19792 (FP_HANDLE_EXCEPTIONS): New define.
19793 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19794 (_FP_DECL_EXP): New define.
19795 (FP_INIT_ROUNDMODE): New define.
19796 (FP_ROUNDMODE): New define.
19798 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19800 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19801 (Wconversion): Update description.
19802 (Wconversion-sign): New.
19803 * c.opt (Wconversion-sign): New.
19804 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19805 means disabled for C++. Otherwise, take the status of Wconversion.
19806 * c-common.c (conversion_warning): Warn with either Wconversion or
19808 (warnings_for_convert_and_check): Conditions are already checked by
19809 conversion_warning.
19810 (convert_and_check): Don't check warnings if the conversion failed.
19812 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19813 Anatoly Sokolov <aesok@dol.ru>
19815 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19816 avr_epilogue_uses) : Add declaration.
19817 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19818 * config/avr/constraints.md (R): New constraint.
19819 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19820 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19821 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19822 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19823 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19824 call_prologue_saves, epilogue_restores, return_from_epilogue,
19825 return_from_main_epilogue, return_from_interrupt_epilogue,
19826 return_from_naked_epilogue, prologue, epilogue): New patterns.
19827 (jump): Handle symbol reference.
19828 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19829 avr_output_function_prologue, avr_output_function_epilogue): Remove
19831 (avr_init_machine_status, expand_prologue, expand_epilogue,
19832 avr_asm_function_end_prologue, avr_epilogue_uses,
19833 avr_asm_function_begin_epilogue): New functions.
19834 (prologue_size, epilogue_size, jump_tables_size): Remove global
19836 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19837 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19838 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19839 (avr_override_options): Initialise init_machine_status.
19840 (output_movhi): Handle all stack pointer loads.
19841 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19842 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19843 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19844 (EPILOGUE_USES) Redefine.
19845 (machine_function) Declare.
19847 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19849 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19850 Use a single return statement.
19852 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19854 PR middle-end/30250
19855 * builtins.c (do_mpfr_lgamma_r): New.
19856 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19857 * tree.h (CASE_FLT_FN_REENT): New.
19859 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19861 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19862 (output_die): Use 'unsigned long' with %x.
19863 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19864 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19865 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19867 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19869 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19874 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19875 true if function has no argument.
19877 2007-05-18 DJ Delorie <dj@redhat.com>
19879 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19880 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19882 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19884 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19885 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19886 count_trailing_zeros.
19887 (__i386__): Implement count_leading_zeros using __builtin_clz().
19888 Implement count_trailing_zeros usign __builtin_ctz().
19890 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19892 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19894 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19896 PR middle-end/31344
19897 * expr.c (emit_move_change_mode): Change mode of push operands here.
19899 2007-05-17 Ian Lance Taylor <iant@google.com>
19901 PR tree-optimization/31953
19902 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19903 Change all callers.
19904 (set_value_range_to_null): Call set_value_range_to_value.
19905 (extract_range_from_comparison): Likewise.
19907 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19909 * toplev.c (print_version): Output GMP/MPFR version info.
19911 * builtins.c (CASE_MATHFN_REENT): New macro.
19912 (mathfn_built_in): Use it.
19913 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19914 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19915 BUILT_IN_LGAMMAL_R): New.
19916 * doc/extend.texi: Document new builtins.
19918 PR middle-end/31796
19919 * builtins.c (do_mpfr_remquo): New.
19920 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19921 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19923 PR middle-end/30251
19924 * builtins.c (fold_builtin_1): Handle y0, y1.
19925 (fold_builtin_2): Handle yn.
19927 PR middle-end/30251
19928 * builtins.c (do_mpfr_bessel_n): New.
19929 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19930 (fold_builtin_2): Handle BUILT_IN_JN.
19932 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19935 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19936 TYPE_PRECISION (intmax_type_node).
19938 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19941 * reload.c (subst_reloads): Remove checking.
19943 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19945 PR rtl-optimization/31691
19946 * combine.c (simplify_set): Build a new src pattern instead of
19947 substituting its operands in the COMPARE case.
19949 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19951 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19952 (execute_vrp): Preserve loops through jump threading.
19953 * tree-ssa-threadupdate.c (thread_single_edge,
19954 dbds_continue_enumeration_p, determine_bb_domination_status,
19955 thread_through_loop_header): New functions.
19956 (create_edge_and_update_destination_phis,
19957 create_edge_and_update_destination_phis): Set loops for the new blocks.
19958 (prune_undesirable_thread_requests): Removed.
19959 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19961 (thread_block): Do not call prune_undesirable_thread_requests.
19963 (mark_threaded_blocks): Select edges to thread here.
19964 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19965 Thread edges through loop headers independently.
19966 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19967 * tree-pass.h (TODO_mark_first_instance): New.
19968 (first_pass_instance): Declare.
19969 * cfghooks.c (duplicate_block): Put the block to the original loop
19970 if copy is not specified.
19971 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19972 jump threading. Pass may_peel_loop_headers to
19973 thread_through_all_blocks according to first_pass_instance.
19974 * cfgloop.h (create_preheader): Declare.
19975 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19976 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19977 * passes.c (first_pass_instance): New variable.
19978 (next_pass_1): Set TODO_mark_first_instance.
19979 (execute_todo): Set first_pass_instance.
19981 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19983 PR tree-optimization/24659
19984 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19985 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19986 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19987 OTI_vec_pack_ufix_trunc.
19988 (vec_unpacks_float_hi_optab): Define new macro.
19989 (vec_unpacks_float_lo_optab): Ditto.
19990 (vec_unpacku_float_hi_optab): Ditto.
19991 (vec_unpacku_float_lo_optab): Ditto.
19992 (vec_pack_sfix_trunc_optab): Ditto.
19993 (vec_pack_ufix_trunc_optab): Ditto.
19994 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19995 and vec_pack_[s|u]fix_trunc_optab using
19996 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19997 * tree-vectorizer.c (supportable_widening_operation): Handle
19998 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19999 (supportable_narrowing_operation): New function.
20000 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20001 * tree-vect-transform.c (vectorizable_conversion): Handle
20002 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20003 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20004 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20005 to check for target support.
20006 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20007 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20008 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20009 for VEC_PACK_FIX_TRUNC_EXPR.
20010 (expand_binop): Special case mode of the result for
20011 vec_pack_[u|s]fix_trunc_optab.
20012 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20013 vec_pack_[u|s]fix_trunc_optab.
20015 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20016 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20017 * tree-pretty-print.c (dump_generic_node): Handle
20018 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20019 VEC_PACK_FIX_TRUNC_EXPR.
20021 * expr.c (expand_expr_real_1): Ditto.
20022 * tree-inline.c (estimate_num_insns_1): Ditto.
20023 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20025 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20026 (vec_unpacks_float_lo_v8hi): Ditto.
20027 (vec_unpacku_float_hi_v8hi): Ditto.
20028 (vec_unpacku_float_lo_v8hi): Ditto.
20029 (vec_unpacks_float_hi_v4si): Ditto.
20030 (vec_unpacks_float_lo_v4si): Ditto.
20031 (vec_pack_sfix_trunc_v2df): Ditto.
20033 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20035 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20036 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20037 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20038 [vec_pack_ufix_trunc]: Ditto.
20039 [vec_unpacks_float_hi]: Ditto.
20040 [vec_unpacks_float_lo]: Ditto.
20041 [vec_unpacku_float_hi]: Ditto.
20042 [vec_unpacku_float_lo]: Ditto.
20044 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20046 * soft-fp/README: Update for new files.
20047 * soft-fp/floattisf.c: New file.
20048 * soft-fp/floattidf.c: New file.
20049 * soft-fp/floattitf.c: New file.
20050 * soft-fp/floatuntisf.c: New file.
20051 * soft-fp/floatuntidf.c: New file.
20052 * soft-fp/floatuntitf.c: New file.
20053 * soft-fp/fixsfti.c: New file.
20054 * soft-fp/fixdfti.c: New file.
20055 * soft-fp/fixtfti.c: New file.
20056 * soft-fp/fixunssfti.c: New file.
20057 * soft-fp/fixunsdfti.c: New file.
20058 * soft-fp/fixunstfti.c: New file.
20059 * soft-fp/extendxftf.c: New file.
20060 * soft-fp/trunctfxf.c: New file.
20062 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20063 (__trunctfxf2): Ditto.
20065 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20066 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20067 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20068 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20069 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20070 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20072 * config/i386/t-fprules-softfp64: New file.
20073 * config/i386/sfp-machine.h: New file.
20074 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20075 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20076 and soft-fp/t-softfp to tmake_file.
20077 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20078 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20080 * config/i386/t-linux64 (softfp_wrap_start): New.
20081 (softfp_wrap_end): New.
20082 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20083 supported for TARGET_64BIT.
20085 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20087 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20088 c_common_unsigned_type behavior.
20090 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20092 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20095 2007-05-16 Eric Christopher <echristo@apple.com>
20097 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20098 saving after stack push. Set sp_offset whenever we push.
20099 (rs6000_emit_epilogue): Move altivec register restore before
20102 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20104 * configure.ac: Allow sysroots to be relocated under $prefix as
20105 well as $exec_prefix.
20106 * configure: Regenerate.
20108 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20112 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20114 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20115 (gcc_tooldir): Likewise.
20116 * configure: Regenerate.
20117 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20118 old configure.ac gcc_tooldir setting.
20119 (prefix_to_exec_prefix): New variable.
20120 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20121 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20123 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20125 * c-typeck.c (build_binary_op): Return early for error.
20127 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20129 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20130 struct nb_iter_bound.
20131 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20132 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20133 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20134 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20135 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20136 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20137 (del_scev_info): Use ggc_free.
20138 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20139 * loop-init.c: Include ggc.h.
20140 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20141 (loop_optimizer_finalize): Use ggc_free.
20142 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20143 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20144 pass_iv_optimize): Add TODO_ggc_collect.
20145 * function.h (struct function): Remove skip marker from
20147 * cfgloop.c: Include ggc.h.
20148 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20150 (establish_preds): Vector superloops is gc allocated.
20151 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20153 (flow_loops_find): Vector larray is gc allocated.
20154 (loop_exit_free): Use ggc_free.
20155 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20156 that head of exits list is now not a part of struct loop.
20157 (record_loop_exits): Allocate exits table in gc memory.
20158 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20159 that head of exits list is now not a part of struct loop.
20160 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20161 struct loop_exit): Add GTY marker.
20162 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20163 Add skip marker to aux field. Make head of exits list a separate
20165 (struct loops): Add GTY marker. Make larray vector gc allocated.
20166 Add param marker to exits table.
20167 (get_loops): Type changed.
20168 * Makefile.in (tree-scalar-evolution.o): Add
20169 gt-tree-scalar-evolution.h dependency.
20170 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20171 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20172 * basic-block.h (struct basic_block_def): Remove skip marker from
20175 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20177 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20178 of 0 in the call to expand_expr().
20179 (expand_builtin_mathfn_3): Ditto.
20180 (expand_builtin_interclass_mathfn): Ditto.
20181 (expand_builtin_cexpi): Ditto.
20182 (expand_builtin_int_roundingfn): Ditto.
20183 (expand_builtin_int_roundingfn_2): Ditto.
20184 (expand_builtin_pow): Ditto.
20185 (expand_builtin_powi): Ditto.
20186 (expand_builtin_bswap): Ditto.
20187 (expand_builtin_unop): Ditto.
20188 (expand_builtin_fabs): Ditto.
20189 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20190 the call to expand_expr().
20191 (expand_builtin_sync_operation): Ditto.
20192 (expand_builtin_compare_and_swap): Ditto.
20193 (expand_builtin_lock_test_and_set): Ditto.
20194 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20195 instead of 0 in the call to expand_expr().
20196 (expand_builtin_extract_return_addr): Ditto.
20197 (expand_builtin_eh_return): Ditto.
20198 (expand_eh_return): Ditto.
20199 * explow.c (expr_size): Ditto.
20200 * expr.c (optimize_bitfield_assignment_op): Ditto.
20201 (expand_assignement): Ditto.
20202 (store_expr): Ditto.
20203 (store_field): Ditto.
20204 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20205 the call to expand_expr().
20206 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20207 in the call to expand_expr().
20208 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20209 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20210 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20212 * optabs.c (expand_vec_shift_expr): Ditto.
20213 (expand_vec_cond_expr): Ditto.
20214 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20215 call to expand_expr().
20216 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20217 in the call to expand_expr().
20219 2007-05-14 Dave Korn <dave.korn@artimi.com>
20221 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20223 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20225 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20226 instead of c_common_unsigned_type.
20227 (c_common_unsigned_type): Remove.
20228 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20229 c_common_unsigned_type.
20230 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20231 c_common_unsigned_type.
20232 * c-common.h (c_common_unsigned_type): Remove.
20233 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20234 c_common_unsigned_type.
20235 * c-format.c (check_format_types): Use unsigned_type_for instead of
20236 c_common_unsigned_type.
20237 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20238 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20239 of c_common_unsigned_type.
20240 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20241 lang_hooks.types.unsigned_type.
20242 * expmed.c (make_tree): Use unsigned_type_for instead of
20243 lang_hooks.types.unsigned_type.
20244 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20245 lang_hooks.types.unsigned_type.
20246 (build_range_check): Likewise.
20247 (fold_unary): Likewise.
20248 (fold_binary): Likewise.
20249 (fold_ternary): Likewise.
20250 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20251 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20252 * tree.c (get_unsigned_type): New.
20253 (unsigned_type_for): Use get_unsigned_type instead of
20254 lang_hooks.types.unsigned_type.
20256 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20258 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20259 to m68k_get_function_kind. Update its prototype.
20260 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20262 (m68k_interrupt_function_p): Return enum m68k_function_type
20263 instead of bool. Rename to m68k_get_function_kind.
20264 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20265 target is not fido.
20266 (m68k_compute_frame_layout): Don't mark any register for save
20267 if an interrupt_thread attribute is specified.
20268 (m68k_hard_regno_rename_ok): Update a use of
20269 m68k_interrupt_function_p.
20270 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20271 m68k_interrupt_function_p.
20272 (m68k_function_type): New.
20273 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20274 for a function with an interrupt_thread attribute.
20275 * doc/extend.texi: Document the interrupt_thread attribute.
20277 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20279 Fix PR tree-optimization/31911
20280 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20281 if they didn't change the expression.
20283 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20285 * tree-scalar-evolution.c (resolve_mixers): Exported.
20286 * tree-scalar-evolution.h (resolve_mixers): Declare.
20287 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20288 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20289 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20290 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20291 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20292 strip_conversion, analyze_offset_expr, address_analysis,
20293 object_analysis, analyze_offset): Removed.
20294 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20295 split_constant_offset, canonicalize_base_object_address,
20296 object_address_invariant_in_loop_p, disjoint_objects_p,
20297 dr_may_alias_p, dr_address_invariant_p): New functions.
20298 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20299 and dr_analyze_alias.
20300 (initialize_data_dependence_relation): Use dr_may_alias_p
20301 and object_address_invariant_in_loop_p.
20302 (compute_self_dependence): Handle the case when
20303 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20304 (find_data_references_in_stmt): Restrict the analysis of data
20305 references to the given loop nest.
20306 (find_data_references_in_loop): Made static. Pass loop nest to
20307 find_data_references_in_stmt.
20308 (compute_data_dependences_for_loop): Use DR_VOPS.
20309 (free_data_ref): Free DR_VOPS.
20310 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20311 (struct innermost_loop_behavior): ... new.
20312 (struct base_object_info): Replaced by ...
20313 (struct indices): ... new.
20314 (struct dr_alias): New.
20315 (enum data_ref_type): Removed.
20316 (struct data_reference): Consist of struct innermost_loop_behavior,
20317 struct indices and struct dr_alias.
20318 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20319 (DR_MEMTAG): Renamed to ...
20320 (DR_SYMBOL_TAG): ... this.
20321 (find_data_references_in_loop): Declaration removed.
20322 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20323 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20324 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20325 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20327 2007-05-13 Revital Eres <eres@il.ibm.com>
20329 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20330 which walks virtual def-use chains to find redundant stores.
20331 (dse_optimize_stmt): Call it.
20333 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20335 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20336 * passes.c (init_optimization_passes): Move pass_jump_bypass
20339 * basic-block.h (bb_has_eh_pred): Fix style issue.
20341 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20343 PR rtl-optimization/31848
20344 * loop-invariant.c (move_invariant_reg): If we move an insn
20345 with a REG_EQUAL note, and that insn is not always executed,
20346 remove the REG_EQUAL note.
20348 2007-05-12 Richard Guenther <rguenther@suse.de>
20350 PR tree-optimization/31797
20351 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20352 propagate into a stmt that has volatile ops.
20354 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20356 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20357 (gcc_tooldir): Likewise.
20358 * configure: Regenerate.
20359 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20360 old configure.ac gcc_tooldir setting.
20361 (prefix_to_exec_prefix): New variable.
20362 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20363 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20365 2007-05-11 Silvius Rus <rus@google.com>
20367 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20368 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20369 * c-common.h (strict_aliasing_warning): Change return type.
20370 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20371 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20372 (build_c_cast): Condition call to strict_aliasing_warning.
20373 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20374 * flags.h (set_Wstrict_aliasing): Declare.
20375 * opts.c (set_Wstrict_alising): Define, add call to.
20376 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20377 * tree-ssa-alias-warnings.c: New file.
20378 * tree-ssa-alias.c (compute_may_aliases): Add call to
20379 strict_aliasing_warning_backend.
20381 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20383 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20384 Use loop_depth and loop_outer accessor functions.
20385 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20386 determine_invariantness_stmt, move_computations_stmt): Ditto.
20387 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20388 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20389 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20390 * tree-scalar-evolution.c (interpret_loop_phi,
20391 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20392 instantiate_parameters_1, scev_const_prop): Ditto.
20393 * cfghooks.c (make_forwarder_block): Ditto.
20394 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20395 * modulo-sched.c (loop_canon_p): Ditto.
20396 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20397 slpeel_can_duplicate_loop_p): Ditto.
20398 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20399 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20400 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20401 cancel_loop, verify_loop_structure): Ditto.
20402 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20403 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20404 superloops vector instead of "pred" array.
20405 (establish_preds): Take father loop as an argument. Initialize the
20407 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20408 Do not initialize loop->outer.
20409 (flow_loop_tree_node_remove): Truncate the superloops vector.
20410 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20411 "pred" merged to "superloops" vector.
20412 (loop_depth, loop_outer): New.
20413 (fel_init): Use loop_outer.
20415 2007-05-11 Jan Hubicka <jh@suse.cz>
20417 * cgraphunit.c: Include gt-cgraphunit.h
20418 (static_ctors, static_dtors): New static vars.
20419 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20420 based on implementation in c-common.c
20421 (cgraph_finalize_function): Call record_cdtor_fn.
20422 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20423 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20424 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20425 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20426 build_cdtor, c_build_cdtor_fns): Remove.
20427 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20428 c_build_cdtor_fns): Remove prototype.
20430 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20433 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20434 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20435 * builtins.c (fold_builtin_memchr): New.
20436 (expand_builtin_memchr): Call the latter.
20437 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20438 * doc/extend.texi ([Other built-in functions provided by GCC]):
20441 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20443 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20444 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20445 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20446 PFPO_OP1_TYPE_SHIFT): Constants added.
20447 (DFP_ALL): Mode macro defined.
20448 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20449 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20450 Insn definitions added.
20451 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20452 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20455 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20457 PR tree-optimization/31885
20458 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20459 NULL_TREE to be undetermined.
20460 (automatically_generated_chrec_p): Return false for NULL.
20462 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20464 * config/bfin/bfin.h (MOVE_RATIO): Define.
20466 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20468 * config.gcc (sparc-wrs-vxworks): New target.
20469 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20470 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20471 * config/sparc/sparc.h: Include vxworks-dummy.h.
20472 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20473 include LABEL_REFs too.
20474 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20475 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20477 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20479 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20480 (sparc_emit_call_insn): New function.
20481 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20482 functions when generating VxWorks PIC.
20483 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20484 (call, call_value): Use sparc_emit_call_insn instead of
20487 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20489 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20491 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20493 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20494 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20495 split_double instead of operand_subword.
20497 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20499 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20500 * config/bfin/bfin.c (bfin_local_alignment): New function.
20501 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20503 2007-05-08 Chao-ying Fu <fu@mips.com>
20505 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20506 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20507 (smsub_widen_optab, umsub_widen_optab): Define.
20508 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20510 * genopinit.c (optabs): Fill in smsub_widen_optab and
20512 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20513 and umsub_widen_optab to implement multiply-subtract sequences.
20514 * config/mips/mips.md (*msac<u>_di): Rename to...
20515 (<u>msubsidi4): ...this. Extend condition to include
20516 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20517 of operand 0 to "ka" and use the three-operand form of msub<u>
20519 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20522 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20524 PR rtl-optimization/28011
20525 * reload.c (push_reload): Set dont_share if IN appears in OUT
20526 also when IN is a PLUS rtx.
20527 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20530 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20532 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20533 call unshare_all_decls.
20534 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20535 (unshare_all_decls): Remove.
20537 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20540 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20543 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20544 Nigel Stephens <nigel@mips.com>
20546 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20547 Update comments and all uses.
20548 (MIN_FPRS_PER_FMT): Define.
20549 * config/mips/mips.c (function_arg): Fix to correctly handle
20550 the -mips32r2 -mfp64 -mabi=32 case.
20551 (override_options): Enable use of odd-numbered registers for
20552 SFmode values on MIPS32.
20553 (mips_save_reg_p): Save whole floating-point register pair if
20554 either half is used.
20555 (compute_frame_size): Fix comment.
20557 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20559 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20560 argument of type bool.
20561 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20562 argument. Safely select temporary P register according to it.
20563 (do_link): Change call site of add_to_reg accordingly.
20564 (do_unlink): Add epilogue_p as a fourth argument and pass it
20566 (expand_interrupt_handler_epilogue): Change call of do_unlink
20568 (bfin_expand_prologue): Add a third argument sibcall_p.
20569 * config/bfin/bfin.md (epilogue): Change call of
20570 bfin_expand_epilogue accordingly.
20571 (sibcall_epilogue): Likewise.
20572 (eh_return_internal): Likewise.
20574 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20575 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20576 * config/bfin/bfin.c (bfin_handle_option): Handle
20577 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20578 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20579 Support bf534, bf536 and bf561.
20580 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20582 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20585 * config/i386/i386.c (ix86_function_regparm): Process local
20586 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20588 2007-05-07 Mike Stump <mrs@apple.com>
20590 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20591 also checks for and while statements in C++.
20593 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20595 * gcc.c (at_file_supplied): New variable.
20596 (main): Set it if we expanded argv.
20597 (do_spec_1): Pass an @-file to the linker if we were called with
20598 an @-file argument and HAVE_GNU_LD.
20599 * collect2.c (at_file_supplied): New variable.
20600 (response_file): New variable.
20601 (collect_exit): Unlink response_file if necessary.
20602 (handler): Likewise.
20603 (do_wait): Likewise.
20604 (main): Set at_file_supplied if we expanded argv.
20605 (collect_execute): Pass an @-file to subprocesses if we were called
20606 with an @-file argument.
20607 * configure.ac: Add define for HAVE_GNU_LD.
20608 * configure: Regenerate.
20609 * config.in: Regenerate.
20611 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20613 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20614 operand to HI mode.
20619 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20621 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20622 (TARGET_ENCODE_SECTION_INFO): Re-define.
20623 (m32c_encode_section_info): New
20624 (function_vector_handler): New
20625 (current_function_special_page_vector): New
20626 (m32c_special_page_vector_p): New.
20627 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20629 * config/m32c/jump.md: Added instruction JSRS for functions
20630 with attribute "function_vector".
20631 * doc/extend.texi (function_vector): Added description
20632 for M16C, M32C targets.
20634 2007-05-07 DJ Delorie <dj@redhat.com>
20637 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20638 ashrpsi3, lshrpsi3): Update shift count constraint.
20640 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20641 Nathan Froyd <froydnj@codesourcery.com>
20644 * c-incpath.c (add_path): Strip trailing path separators.
20646 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20648 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20649 Free dominance info before purging EH edges.
20650 (eliminate_degenerate_phis): Likewise.
20651 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20653 2007-05-07 Jan Hubicka <jh@suse.cz>
20655 * gimplify.c (gimplify_expr): Do not crash when folding
20656 (void *)(int)&a + 4.
20658 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20661 * c-opts.c (lang_fortran): Make it non static.
20662 * c-common.h (lang_fortran): New prototype.
20663 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20664 -lang-fortran option was passed by the driver.
20666 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20668 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20669 of ASSERT_CHECKING. Tweak message.
20671 2007-05-06 Revital Eres <eres@il.ibm.com>
20674 * loop-unroll.c (insert_var_expansion_initialization):
20675 Initialize the expansions with -zero instead of +zero.
20677 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20679 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20680 into pic and non-pic versions. Mark r19 as used for
20681 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20682 for tgd_load, tld_load and tie_load .
20683 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20684 version of tgd_load, tld_load and tie_load depending on the
20687 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20688 Jakub Jelinek <jakub@redhat.com>
20690 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20691 (__do_global_dtors_aux): Use more paranoid loop to run
20692 destructors if HIDDEN_DTOR_LIST_END.
20693 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20695 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20697 * varasm.c (align_variable): Don't increase alignment for
20698 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20699 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20701 2007-05-04 Josh Conner <jconner@apple.com>
20703 * basic-block.h (cdi_direction): Assign values to all enumeration
20705 (dom_computed): Remove.
20706 (dom_info_state): New.
20707 (set_dom_info_availability): New.
20708 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20709 walk_data.dom_direction.
20710 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20711 instead of dom_computed[].
20712 (split_edge): Likewise.
20713 (create_basic_block): Likewise.
20714 (merge_blocks): Likewise.
20715 * ifcvt.c (find_if_header): Likewise.
20716 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20717 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20718 * tree-ssa.c (verify_ssa): Likewise.
20719 * tree-cfg.c (tree_verify_flow_info): Likewise.
20720 (remove_edge_and_dominated_blocks): Likewise.
20721 * dominance.c (dom_computed): Make static.
20722 (calc_dfs_tree_nonrec): Change third param to a bool.
20723 (calc_dfs_tree): Change second param to a bool.
20724 (calc_idioms): Change second param to a bool. Use
20725 dom_convert_dir_to_idx.
20726 (init_dom_info): Validate dir before using.
20727 (dom_convert_dir_to_idx): New.
20728 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20729 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20730 (free_dominance_info): Use dom_convert_dir_to_idx.
20731 (get_immediate_dominator): Likewise.
20732 (set_immediate_dominator): Likewise.
20733 (get_dominated_by): Likewise.
20734 (redirect_immediate_dominators): Likewise.
20735 (nearest_common_denominator): Likewise.
20736 (dominated_by_p): Likewise.
20737 (bb_dom_dfs_in): Likewise.
20738 (bb_dom_dfs_out): Likewise.
20739 (recount_dominator): Likewise.
20740 (iterate_fix_dominators): Likewise.
20741 (add_to_dominance_info): Likewise.
20742 (delete_from_dominance_info): Likewise.
20743 (first_dom_son): Likewise.
20744 (next_dom_son): Likewise.
20745 (dom_info_available_p): Likewise.
20746 (dom_info_state): New.
20747 (set_dom_info_availability): New.
20749 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20751 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20753 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20755 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20757 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20758 (subdi3, subdi_carry): Delete.
20760 2007-05-04 Jan Hubicka <jh@suse.cz>
20761 Richard Guenther <rguenther@suse.de>
20763 * opts.c (decode_options): Do not fiddle with inlining
20764 parameters in case of optimizing for size.
20765 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20766 for size do nothing.
20767 (cgraph_decide_inlining_of_small_function): When optimizing for
20768 size never inline functions increasing caller size.
20769 (cgraph_early_inlining): Inline for size when optimizing for size.
20771 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20773 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20774 logical operations piecewise.
20775 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20776 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20777 subdi_sesidi_di): Delete.
20778 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20779 the generated sequence. Allow three-reg add in constraints. Rewrite
20780 the rtl expression for carry to avoid zero_extend of a constant.
20781 (sub_with_carry): New pattern.
20782 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20783 different sequence not involving jumps.
20784 (notbi): Now a named pattern.
20786 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20788 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20789 Add the note about a significant loss of accuracy of some
20790 mathematical routines when these options are used.
20792 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20794 * haifa-sched.c (rtx_vec_t): New typedef.
20795 (contributes_to_priority_p): Extract piece of priority () into new
20797 (priority): Use the function. Add assertion.
20798 (rank_for_schedule, set_priorities): Add assertion to check that
20799 insn's priority is initialized.
20800 (clear_priorities, calc_priorities): Change signature. Make it update
20801 all relevant insns. Update all callers ('add_to_speculative_block ()'
20802 and 'create_block_check_twin ()').
20803 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20804 Add new field 'priority_status'.
20805 (INSN_PRIORITY_STATUS): New macro.
20806 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20808 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20810 * sched-ebb.c (debug_ebb_dependencies): New static function.
20811 (init_ready_list): Use it.
20813 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20814 with changed signature and 'debug_rgn_dependencies ()'.
20815 (debug_rgn_dependencies): New static function.
20816 (init_ready_list): Use it.
20818 * sched-int.h (debug_dependencies): Declare.
20820 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20822 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20824 2007-05-04 Dirk Mueller <dmueller@suse.de>
20826 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20828 2007-05-03 Jan Hubicka <jh@suse.cz>
20830 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20831 ((T1)X op (T1)Y), for pointer type in more cases than before.
20833 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20835 * tree-object-size.c (plus_expr_object_size): When operand size is
20836 unknown, return unknown.
20838 2007-05-03 Dirk Mueller <dmueller@suse.de>
20840 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20842 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20845 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20847 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20849 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20851 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20853 * config/soft-fp/double.h, config/soft-fp/extended.h,
20854 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20855 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20856 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20857 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20860 2007-05-03 Ian Lance Taylor <iant@google.com>
20862 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20863 MASK_PPC_GFXOPT for 8540 or 8548.
20865 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20867 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20868 vect_print_dump_info() to output debug information.
20870 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20873 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20874 operands of size 2 when operand is not MEM_P.
20876 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20878 PR tree-optimization/30565
20879 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20881 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20883 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20884 (umulsi3_highpart): Use them.
20885 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20886 for final accumulator to D regisster tranfser.
20888 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20890 PR tree-optimization/31699
20891 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20893 (vect_enhance_data_refs_alignment): Compute peel amount using
20894 TYPE_VECTOR_SUBPARTS instead of vf.
20895 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20897 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20900 * system.h: Remove inclusion of double-int.h
20901 * tree.h: Include double-int.h
20902 * gengtype.c: Likewise
20903 * cfgloop.h: Likewise
20904 * Makefile.in: Adjust dependencies on double-int.h
20906 2007-05-02 Eric Christopher <echristo@apple.com>
20908 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20909 -shared to -Zdynamiclib.
20911 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20914 * c-common.c (strip_pointer_or_array_types): New function.
20915 * c-common.h (strip_pointer_or_array_types): New function declaration.
20917 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20919 PR tree-optimization/31771
20920 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20922 2007-05-02 Paul Brook <paul@codesourcery.com>
20924 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20926 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20928 PR middle-end/29715
20929 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20932 2007-05-02 Nick Clifton <nickc@redhat.com>
20934 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20936 2007-05-02 Richard Guenther <rguenther@suse.de>
20938 PR tree-optimization/31146
20939 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20940 argument, single_use_p. If we have a single use that is
20941 a conversion to the definition rhs type, propagate that rhs.
20942 (forward_propagate_addr_expr): Pass single_use_p argument
20943 to forward_propagate_addr_expr_1.
20945 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20947 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20950 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20952 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20953 'AMD Family 10 core'.
20955 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20957 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20958 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20959 with SSE3 instruction set support.
20960 * doc/invoke.texi: Likewise.
20962 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20964 * config/i386/i386.c (override_options): Tuning 32-byte loop
20965 alignment for amdfam10 architecture. Increasing the max loop
20966 alignment to 24 bytes.
20968 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20970 * config/m68k/constraints.md: New.
20971 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20972 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20973 EXTRA_CONSTRAINT): Remove.
20974 * config/m68k/m68k.md: Include constraints.md.
20975 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20977 2007-05-01 Ian Lance Taylor <iant@google.com>
20979 PR tree-optimization/31739
20980 * tree-vrp.c (vrp_val_is_max): New static function.
20981 (vrp_val_is_min): New static function.
20982 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20984 (set_value_range): Use vrp_val_is_{max,min}.
20985 (extract_range_from_assert): Likewise.
20986 (extract_range_from_binary_expr): Likewise.
20987 (extract_range_from_unary_expr): Likewise.
20988 (dump_value_range, vrp_meet): Likewise.
20989 (vrp_visit_phi_node): Likewise.
20990 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20992 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20994 * config/i386/gmon-sol2.c (size_t): New type.
20995 (intptr_t): Likewise.
20996 (s_textsize): Declare as size_t.
20998 (monstartup): Use size_t for sizes.
20999 (_mcount): Save and restore registers.
21000 (internal_mcount): Pass 0 as the first argument to monstartup
21002 (moncontrol): Convert pointer to appropriately sized integer
21003 before passing to profil.
21005 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21007 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21008 __NO_FPRS__, not just if _SOFT_DOUBLE.
21009 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21010 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21011 also for E500 double.
21012 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21013 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21016 2007-05-01 Richard Guenther <rguenther@suse.de>
21018 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21021 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21023 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21025 2007-05-01 Jan Hubicka <jh@suse.cz>
21027 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21030 2007-05-01 Jan Hubicka <jh@suse.cz>
21032 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21033 (maybe_fold_offset_to_reference): Declare.
21034 * fold-const.c (fold_unary): Do not fold
21035 (type *)&A into &A->field_of_type_and_offset_0
21036 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21037 size is unknown, give up.
21038 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21040 (maybe_fold_offset_to_reference): New.
21041 (maybe_fold_stmt_indirect): Use it.
21042 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21043 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21045 (gimplify_expr): Likewise for plus_expr.
21047 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21049 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21050 bsi_after_labels. Always insert statements before bsi.
21051 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21052 * predict.c (apply_return_prediction): Check for empty blocks.
21053 * cfgexpand.c (lab_rtx_for_bb): New variable.
21054 (label_rtx_for_bb): Do not create new tree labels.
21055 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21056 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21057 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21059 (label_for_bb): Add field used.
21060 (update_eh_label, main_block_label): Mark the label used.
21061 (cleanup_dead_labels): Remove unused labels.
21063 2007-05-01 Richard Guenther <rguenther@suse.de>
21065 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21066 if it is not about to be set.
21067 (get_value_range): Do not pre-allocate equiv bitmap.
21068 (update_value_range): No need to clear equiv field.
21069 (add_equivalence): Change prototype to get bitmap pointer.
21070 Allocate bitmap here if it is not already.
21071 (extract_range_from_assert): Do not allocate bitmap here.
21072 Update callers to add_equivalence.
21073 (extract_range_from_ssa_name): Likewise.
21074 (get_vr_for_comparison): New static helper.
21075 (compare_name_with_value): Handle NULL equiv bitmap by
21076 peeling the first iteration of the comparison loop.
21077 Use get_vr_for_comparison.
21078 (compare_names): Handle NULL equiv bitmaps by using fake
21079 ones. Use get_vr_for_comparison.
21081 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21083 * double-int.c (mpz_set_double_int): Moved from
21084 tree-ssa-loop-niter.c.
21085 (mpz_get_double_int): Likewise; also, add option to wrap
21086 out-of-range integers.
21087 * double-int.h: New prototypes for above.
21088 * tree.c (get_static_type_bounds): Moved from
21089 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21090 TYPE_MAX_VALUE if they exist..
21091 * tree.h: New prototype for above.
21092 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21093 get_type_bounds calls.
21094 (mpz_set_double_int): Move to double-int.c.
21095 (get_type_bounds): Move to tree.c, rename to
21096 get_static_type_bounds.
21097 (mpz_to_double_int): Move to double-int.c, rename to
21098 mpz_get_double_int.
21100 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21102 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21103 DIV0 exception can fall through to a normal return.
21105 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21107 PR middle-end/22156
21108 Temporarily revert:
21109 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21110 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21111 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21112 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21113 initialize align to silence bogus warning.
21114 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21115 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21117 (struct sra_walk_fns): Remove use_all parameter from use.
21118 (sra_hash_tree): Handle BIT_FIELD_REFs.
21119 (sra_elt_hash): Don't hash bitfld blocks.
21120 (sra_elt_eq): Skip them in parent compares as well. Handle
21122 (sra_walk_expr): Don't maintain or pass down use_all_p.
21123 (scan_use): Remove use_all parameter.
21124 (scalarize_use): Likewise. Re-expand assignment to
21125 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21126 output, and re-scalarize after output. Don't mark anything
21128 (scalarize_ldst): Adjust.
21129 (scalarize_walk_gimple_modify_statement): Likewise.
21130 (build_element_name_1): Handle BIT_FIELD_REFs.
21131 (instantiate_element): Don't warn for any element whose parent
21132 is used as a whole.
21133 (instantiate_missing_elements_1): Return the sra_elt.
21134 (canon_type_for_field): New.
21135 (try_instantiate_multiple_fields): New.
21136 (instantiate_missing_elemnts): Use them.
21137 (mark_no_warning): Removed.
21138 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21139 (REPLDUP, sra_build_elt_assignment): New.
21140 (generate_copy_inout): Use them.
21141 (generate_element_copy): Likewise. Handle bitfld differences.
21142 (generate_element_zero): Don't recurse for blocks. Use
21143 sra_build_elt_assignment.
21144 (generate_one_element_int): Take elt instead of var. Use
21145 sra_build_elt_assignment.
21146 (generate_element_init_1): Adjust.
21147 (scalarize_use, scalarize_copy): Use REPLDUP.
21148 (scalarize_ldst): Move assert before dereference.
21149 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21151 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21154 * tree.c (reconstruct_complex_type): Reconstruct a reference
21156 Also use the same mode for the pointer as the old pointer type.
21158 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21160 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21163 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21165 PR rtl-optimization/31676
21166 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21167 (df_refs_record): Call it.
21169 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21171 * rtl.def (SS_ABS): New code.
21172 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21173 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21174 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21175 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21176 (bfin_init_builtins): Define them.
21177 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21178 (bfin_expand_builtin): ... and handle the others here.
21179 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21180 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21181 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21182 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21183 operand is only HImode.
21185 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21187 * regclass.c (scan_one_insn): Remove splitting of
21190 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21191 Nigel Stephens <nigel@mips.com>
21193 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21195 2007-04-28 Jan Hubicka <jh@suse.cz>
21197 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21198 insn_locators_alloc instead of insn_locators_initialize;
21199 call reset_block_changes.
21200 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21201 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21202 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21203 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21204 * config/score/score.c (th_output_mi_thunk): Likewise.
21205 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21206 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21207 tolerate uninitialized locator info.
21210 * function.c (init_function_start): Don't init line number info.
21211 (expand_function_end): Update.
21212 (reset_block_changes, record_block_change, finalize_block_changes,
21213 check_block_change, free_block_changes): Kill.
21214 * function.h (reset_block_changes, record_block_change,
21215 finalize_block_changes, check_block_change, free_block_changes):
21217 (struct function): Remove ib_boundaries_block.
21218 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21219 Use curr_insn_locator to initialize locator.
21220 (emit_line_note): Remove.
21221 * cfgexpand.c (expand_gimple_cond_expr): Update.
21222 (construct_exit_block): Likewise.
21223 (tree_expand_cfg): Initialize/finalize locators.
21224 * expr.c (expand_expr_real): Update.
21225 * cfglayout.c (line_locators_locs, line_locators_lines,
21226 file_locators_locs, file_locators_files): Remove.
21227 (set_block_levels): Move to cfgexpand.c.
21228 (insn_locators_initialize): Remove.
21229 (pass_insn_locators_initialize): Remove.
21230 (locations_locators_locs, locations_locators_vals): New static vars.
21231 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21233 (insn_locators_alloc, insn_locators_finalize,
21234 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21236 (locator_location): New.
21237 (locator_line, locator_file): Rewrite.
21238 * rtl.h (emit_line_note): Kill.
21239 (insn_locators_alloc, insn_locators_finalize,
21240 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21242 * tree-inline.c (initialize_cfun): Do not initialize
21243 ib_boundaries_block.
21244 * passes.c (pass_insn_locators_initialize): Remove.
21246 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21248 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21249 info. Update last_basic_block correctly.
21251 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21254 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21255 register itself to hold the offset constant. Tell flow the use
21256 of r4 and r5 when they are used.
21258 2007-04-27 Richard Guenther <rguenther@suse.de>
21260 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21261 if we simplified anything.
21262 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21263 warnings until we did a simplification and the stmt was not
21264 marked as TREE_NO_WARNING.
21266 2007-04-27 Mike Stump <mrs@apple.com>
21268 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21270 2007-04-27 Ian Lance Taylor <iant@google.com>
21272 PR middle-end/31710
21273 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21274 TYPE_MAX_VALUE exist, convert them to the new type.
21276 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21278 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21279 if it claims to be available.
21280 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21281 edge is redirected.
21282 (perform_tree_ssa_dce): Always free postdominators.
21284 2007-04-27 Richard Henderson <rth@redhat.com>
21286 * config/alpha/predicates.md (aligned_memory_operand): Mark
21287 as define_special_predicate.
21288 (unaligned_memory_operand, normal_memory_operand): Likewise.
21289 (reg_or_unaligned_mem_operand): Remove.
21290 (any_memory_operand): Match the documentation and check for
21291 non-renumbered pseudos during reload.
21292 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21293 alpha_secondary_reload_class, update to new interface, make static.
21294 Handle CQImode like HImode. Remove FP subreg check.
21295 (alpha_expand_mov): Use replace_equiv_address.
21296 (alpha_expand_mov_nobwx): Use any_memory_operand.
21297 (TARGET_SECONDARY_RELOAD): New.
21298 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21299 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21300 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21301 * config/alpha/alpha.md: ... here.
21302 (RELOAD12, reloadmode): New.
21304 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21305 Don't handle the aligned case here.
21306 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21307 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21308 reload_inhi_help. Don't expect a scratch register.
21309 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21311 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21313 2007-04-27 Richard Guenther <rguenther@suse.de>
21315 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21317 2007-04-27 Richard Guenther <rguenther@suse.de>
21319 PR tree-optimization/30965
21320 PR tree-optimization/30978
21321 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21322 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21323 (find_equivalent_equality_comparison): Likewise.
21324 (simplify_cond): Likewise.
21325 (get_prop_source_stmt): New helper.
21326 (get_prop_dest_stmt): Likewise.
21327 (can_propagate_from): Likewise.
21328 (remove_prop_source_from_use): Likewise.
21329 (combine_cond_expr_cond): Likewise.
21330 (forward_propagate_comparison): New function.
21331 (forward_propagate_into_cond): Rewrite to use fold for
21333 (tree_ssa_forward_propagate_single_use_vars): Call
21334 forward_propagate_comparison to propagate comparisons.
21336 2007-04-27 Richard Guenther <rguenther@suse.de>
21338 PR tree-optimization/31715
21339 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21340 sure to do computation on the offset in an appropriate
21343 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21345 * reload.h (elimination_target_reg_p): Declare.
21346 * reload.c (find_reloads): Don't apply the reg_rtx move
21347 optimization if the SET_DEST satisfies elimination_target_reg_p.
21348 * reload1.c (elimination_target_reg_p): New function.
21349 (gen_reload): In the move/add2 fallback, make sure that op0
21350 does not overlap the destination register.
21352 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21354 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21355 transform only GIMPLE_MODIFY_STMTs.
21356 * tree-complex.c (expand_complex_operations_1): Ditto.
21357 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21358 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21359 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21361 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21362 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21363 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21364 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21365 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21366 slpeel_add_loop_guard): Ditto.
21367 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21368 * lambda-code.c (perfect_nestify): Ditto.
21369 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21370 before the first statement.
21371 * tree-optimize.c (execute_free_datastructures): Fix comments.
21372 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21373 * tree-flow.h (disband_implicit_edges): Declaration removed.
21374 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21376 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21377 COND_EXPRs without gotos.
21378 (disband_implicit_edges, has_label_p): Removed.
21379 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21380 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21382 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21384 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21385 also for COND_EXPRs.
21386 * cfgexpand.c (label_rtx_for_bb): New function.
21387 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21388 Use label_rtx_for_bb to find the labels.
21389 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21390 last block. Detect fallthru edges.
21392 2007-04-26 Ian Lance Taylor <iant@google.com>
21395 * reload.c (find_reloads_subreg_address): If the address was valid
21396 in the original mode but not in the new mode, reload the whole
21399 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21401 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21402 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21403 (cleanup_control_expr_graph): Do not invalidate dominance info.
21404 Record altered blocks.
21405 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21406 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21407 cleanup_tree_cfg_bb): New functions.
21408 (remove_forwarder_block): Do not maintain the worklist of blocks.
21409 Record altered blocks.
21410 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21411 not over whole cfg.
21412 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21413 delete_unreachable_blocks if dominators are not available.
21414 * tree-inline.c (optimize_inline_calls): Free dominance information
21416 * tree-flow.h (remove_edge_and_dominated_blocks,
21417 cfgcleanup_altered_bbs): Altered.
21418 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21420 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21422 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21423 do not invalidate dominators.
21425 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21427 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21428 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21429 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21430 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21432 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21434 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21436 2007-04-26 Richard Guenther <rguenther@suse.de>
21438 PR tree-optimization/31703
21439 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21440 the right type for the target of the bittest.
21442 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21444 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21445 ix86_sol10_return_in_memory.
21447 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21449 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21452 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21455 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21457 PR tree-optimization/30558
21458 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21459 clear this_state.prev_try.
21461 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21462 Mark Mitchell <mark@codesourcery.com>
21464 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21465 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21466 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21468 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21471 * doc/invoke.texi (%:print-asm-header): Document.
21472 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21474 (static_spec_functions): Add print-asm-header.
21475 (main): Print a banner before the --target-help linker options.
21476 (print_asm_header_spec_function): New function.
21478 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21481 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21482 (movsf_ie): Likewise.
21484 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21486 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21488 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21490 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21491 exception for divide-by-zero.
21492 (__umodsi3, __modsi3): Likewise.
21494 2007-04-25 Dirk Mueller <dmueller@suse.de>
21496 * c-typeck.c (build_compound_expr): Annotate warning()
21497 call with OPT_Wunused_value.
21498 * tree-ssa.c (warn_uninit): Annotate warning with
21500 * c-common.c (handle_sentinel_attribute): Annotate warning
21501 call with OPT_Wattributes.
21503 2007-04-25 Thiemo Seufer <ths@mips.com>
21505 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21506 (mips16): Fix typo.
21507 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21508 on to the assembler. Improve handling of -mno-mips16. Add handling
21509 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21510 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21511 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21512 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21514 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21517 * config/i386/winnt.c (i386_pe_file_end): Strip only
21518 USER_LABEL_PREFIX when writing export name.
21520 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21522 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21523 sh/elf.h, vx-common.h and vxworks.h.
21524 * config/sh/sh.h: Include config/vxworks-dummy.h.
21525 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21526 (OVERRIDE_OPTIONS): Use it.
21527 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21528 (vxworks_picreg): New pattern.
21529 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21530 VXWORKS_OS_CPP_BUILTINS.
21531 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21532 to their VXWORKS_* equivalents.
21533 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21534 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21535 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21536 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21537 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21538 -mrtp/-fPIC multilibs.
21539 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21540 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21541 (MULTILIB_OSDIRNAMES): Delete.
21543 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21546 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21548 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21550 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21551 rounding mode to be specified by the caller.
21552 (real_to_mpfr) Likewise.
21553 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21554 include new arguments.
21555 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21557 2007-04-24 Ian Lance Taylor <iant@google.com>
21559 PR tree-optimization/31605
21560 * tree-vrp.c (set_value_range): Check that min and max are not
21561 both overflow infinities.
21562 (set_value_range_to_value): New static function.
21563 (extract_range_from_binary_expr): Call set_value_range_to_value.
21564 (extract_range_from_cond_expr): Likewise.
21565 (extract_range_from_expr): Likewise.
21566 (extract_range_from_unary_expr): Likewise. Don't create a range
21567 which overflows on both sides.
21568 (vrp_meet): Check for a useless range.
21569 (vrp_visit_phi_node): If we see a constant which looks like an
21570 overflow infinity, turn off the TREE_OVERFLOW flag.
21572 2007-04-24 Ian Lance Taylor <iant@google.com>
21574 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21576 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21578 PR diagnostic/25923
21579 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21580 diagnostic message is being built.
21581 * tree-pretty-print.c (dump_generic_node): Only write the
21582 formatted text into BUFFER's stream if we are not building a
21583 diagnostic message.
21584 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21586 * Makefile.in (toplev.o): Depend on tree-pass.h.
21588 2007-04-24 Ian Lance Taylor <iant@google.com>
21590 PR tree-optimization/31602
21591 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21592 conditionals in the copied loop header.
21593 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21594 warnings if TREE_NO_WARNING is set.
21595 * doc/invoke.texi (Warning Options): Clarify that
21596 -Wstrict-overflow does not warn about loops.
21598 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21600 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21601 expand on the comment about _Decimal128 arguments and check the
21602 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21603 that _Decimal128 argument uses even/odd register pair.
21604 (function_arg): Ditto.
21606 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21608 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21609 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21611 2007-04-24 Richard Guenther <rguenther@suse.de>
21612 Olga Golovanevsky <olga@il.ibm.com>
21614 * fold-const.c (multiple_of_p): Check for bottom
21617 2007-04-24 Richard Henderson <rth@redhat.com>
21619 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21620 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21621 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21622 looking for non-zero bits shifted out. Avoid a recursive call
21623 when constructing the scalar.
21624 (__floatundisf): Likewise.
21626 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21628 * dwarf2out.c (field_byte_offset): Move the existing logic
21629 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21630 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21632 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21635 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21636 length argument of 0 for memset.
21637 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21638 unsigned shift instead of the signed variant.
21640 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21642 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21643 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21644 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21645 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21646 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21647 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21648 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21649 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21650 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21651 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21652 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21653 "mul<mode>3", "div<mode>3"): Insn definitions added.
21654 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21655 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21656 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21657 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21658 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21659 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21660 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21661 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21662 TARGET_FLOAT_FORMAT): Macro definitions removed.
21663 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21664 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21665 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21666 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21667 (s390_gen_rtx_const_DI): Function removed.
21668 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21670 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21672 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21673 over an external ffs function.
21675 2007-04-24 Chao-ying Fu <fu@mips.com>
21676 Richard Sandiford <richard@nildram.co.uk>
21678 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21679 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21680 (smadd_widen_optab, umadd_widen_optab): Define.
21681 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21683 * genopinit.c (optabs): Fill in smadd_widen_optab and
21685 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21686 and umadd_widen_optab to implement multiply-add sequences.
21687 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21688 (<u>maddsidi4): ...this. Extend condition to include
21689 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21690 of operand 0 to "ka" and use the three-operand form of madd<u>
21692 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21694 * config/mips/constraints.md (ka): New register constraint.
21696 2007-04-24 Jan Hubicka <j@suse.cz>
21700 2007-04-23 Jan Hubicka <jh@suse.cz>
21701 * function.c (init_function_start): Don't init line number info.
21702 (expand_function_end): Update.
21703 (reset_block_changes, record_block_change, finalize_block_changes,
21704 check_block_change, free_block_changes): Kill.
21705 * function.h (reset_block_changes, record_block_change,
21706 finalize_block_changes, check_block_change, free_block_changes):
21708 (struct function): Remove ib_boundaries_block.
21709 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21710 Use curr_insn_locator to initialize locator.
21711 (emit_line_note): Remove.
21712 * cfgexpand.c (expand_gimple_cond_expr): Update.
21713 (construct_exit_block): Likewise.
21714 (tree_expand_cfg): Initialize/finalize locators.
21715 * expr.c (expand_expr_real): Update.
21716 * cfglayout.c (line_locators_locs, line_locators_lines,
21717 file_locators_locs, file_locators_files): Remove.
21718 (set_block_levels): Move to cfgexpand.c.
21719 (insn_locators_initialize): Remove.
21720 (pass_insn_locators_initialize): Remove.
21721 (locations_locators_locs, locations_locators_vals): New static vars.
21722 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21724 (insn_locators_alloc, insn_locators_finalize,
21725 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21727 (locator_location): New.
21728 (locator_line, locator_file): Rewrite.
21729 * rtl.h (emit_line_note): Kill.
21730 (insn_locators_alloc, insn_locators_finalize,
21731 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21733 * tree-inline.c (initialize_cfun): Do not initialize
21734 ib_boundaries_block.
21735 * passes.c (pass_insn_locators_initialize): Remove.
21737 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21739 * doc/invoke.texi: Removed leading '-' from option index entries.
21741 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21743 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21745 (create_phi_node): Use set_phi_nodes.
21746 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21747 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21748 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21749 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21750 (bsi_start, bsi_last): Use bb_stmt_list.
21751 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21752 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21753 Traverse the statements using tsi iterator.
21754 * basic-block.h (struct basic_block_def): Fields stmt_list
21755 and phi_nodes moved to ...
21756 (struct tree_bb_info): ... new structure.
21757 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21758 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21759 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21760 (tree_verify_flow_info): Verify that il.tree is not set for
21761 entry and exit block.
21762 (tree_split_block): Use set_bb_stmt_list.
21764 2007-04-23 Mike Stump <mrs@apple.com>
21766 * config/i386/i386.c (ix86_tune_features
21767 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21770 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21772 * config/i386/i386.md (prefix_extra): New attribute.
21773 (length): Add prefix_extra.
21775 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21776 (sse2_movntv2di): Likewise.
21777 (sse2_cvtps2dq): Likewise.
21778 (sse2_cvtpd2pi): Likewise.
21779 (sse2_cvttpd2pi): Likewise.
21780 (*sse2_cvtpd2ps): Likewise.
21781 (*add<mode>3): Likewise.
21782 (sse2_ssadd<mode>3): Likewise.
21783 (sse2_usadd<mode>3): Likewise.
21784 (*sub<mode>3): Likewise.
21785 (sse2_sssub<mode>3): Likewise.
21786 (sse2_ussub<mode>3): Likewise.
21787 (*mulv8hi3): Likewise.
21788 (*smulv8hi3_highpart): Likewise.
21789 (*umulv8hi3_highpart): Likewise.
21790 (sse2_umulv2siv2di3): Likewise.
21791 (sse2_pmaddwd): Likewise.
21792 (ashr<mode>3): Likewise.
21793 (lshr<mode>3): Likewise.
21794 (ashl<mode>3): Likewise.
21795 (sse2_ashlti3): Likewise.
21796 (sse2_lshrti3): Likewise.
21797 (*umaxv16qi3): Likewise.
21798 (*smaxv8hi3): Likewise.
21799 (*uminv16qi3): Likewise.
21800 (*sminv8hi3): Likewise.
21801 (sse2_eq<mode>3): Likewise.
21802 (sse2_gt<mode>3): Likewise.
21803 (*and<mode>3): Likewise.
21804 (sse2_nand<mode>3): Likewise.
21805 (*ior<mode>3): Likewise.
21806 (*xor<mode>3): Likewise.
21807 (sse2_packsswb): Likewise.
21808 (sse2_packssdw): Likewise.
21809 (sse2_packuswb): Likewise.
21810 (sse2_punpckhbw): Likewise.
21811 (sse2_punpcklbw): Likewise.
21812 (sse2_punpckhwd): Likewise.
21813 (sse2_punpcklwd): Likewise.
21814 (sse2_punpckhdq): Likewise.
21815 (sse2_punpckldq): Likewise.
21816 (sse2_punpckhqdq): Likewise.
21817 (sse2_punpcklqdq): Likewise.
21818 (*sse2_pinsrw): Likewise.
21819 (*sse2_pextrw): Likewise.
21820 (sse2_pshufd_1): Likewise.
21821 (sse2_uavgv16qi3): Likewise.
21822 (sse2_uavgv8hi3): Likewise.
21823 (sse2_psadbw): Likewise.
21824 (sse2_pmovmskb): Likewise.
21825 (*sse2_maskmovdqu): Likewise.
21826 (*sse2_maskmovdqu_rex64): Likewise.
21827 (sse4a_extrqi): Likewise.
21828 (sse4a_extrq): Likewise.
21829 (sse3_lddqu): Set prefix_rep.
21830 (sse3_addsubv4sf3): Likewise.
21831 (sse3_haddv4sf3): Likewise.
21832 (sse3_hsubv4sf3): Likewise.
21833 (sse_cvtss2si): Likewise.
21834 (sse_cvtss2si_2): Likewise.
21835 (sse_cvtss2siq): Likewise.
21836 (sse_cvtss2siq_2): Likewise.
21837 (sse_cvttss2si): Likewise.
21838 (sse_cvttss2siq): Likewise.
21839 (sse2_cvttps2dq): Likewise.
21840 (sse3_movshdup): Likewise.
21841 (sse3_movsldup): Likewise.
21842 (sse2_cvtsd2si): Likewise.
21843 (sse2_cvtsd2si_2): Likewise.
21844 (sse2_cvtsd2siq): Likewise.
21845 (sse2_cvtsd2siq_2): Likewise.
21846 (sse2_cvttsd2si): Likewise.
21847 (sse2_cvttsd2siq): Likewise.
21848 (*sse2_cvtpd2dq): Likewise.
21849 (*sse2_cvttpd2dq): Likewise.
21850 (sse2_pshuflw_1): Likewise.
21851 (sse2_pshufhw_1): Likewise.
21852 (sse4a_insertqi): Likewise.
21853 (sse4a_insertq): Likewise.
21854 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21855 (ssse3_phadddv4si3): Likewise.
21856 (ssse3_phaddswv8hi3): Likewise.
21857 (ssse3_phsubwv8hi3): Likewise.
21858 (ssse3_phsubdv4si3): Likewise.
21859 (ssse3_phsubswv8hi3): Likewise.
21860 (ssse3_pmaddubswv8hi3): Likewise.
21861 (ssse3_pmulhrswv8hi3): Likewise.
21862 (ssse3_pshufbv16qi3): Likewise.
21863 (ssse3_psign<mode>3): Likewise.
21864 (ssse3_palignrti): Likewise.
21865 (abs<mode>2): Likewise.
21866 (ssse3_phaddwv4hi3): Set prefix_extra.
21867 (ssse3_phadddv2si3): Likewise.
21868 (ssse3_phaddswv4hi3): Likewise.
21869 (ssse3_phsubwv4hi3): Likewise.
21870 (ssse3_phsubdv2si3): Likewise.
21871 (ssse3_phsubswv4hi3): Likewise.
21872 (ssse3_pmaddubswv4hi3): Likewise.
21873 (ssse3_pmulhrswv4hi3): Likewise.
21874 (ssse3_pshufbv8qi3): Likewise.
21875 (ssse3_psign<mode>3): Likewise.
21876 (ssse3_palignrdi): Likewise.
21877 (abs<mode>2): Likewise.
21878 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21879 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21880 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21882 2007-04-23 Nick Clifton <nickc@redhat.com>
21884 * params.def: Fix formatting of emacs local variables.
21886 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21888 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21889 move if inter-unit move isn't allowed.
21890 Don't split moving the first element of V2DI to DI to inter-unit
21891 move if inter-unit move isn't allowed.
21893 2007-04-23 Richard Guenther <rguenther@suse.de>
21895 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21896 and CDI_POST_DOMINATORS separately.
21898 2007-04-23 Nick Clifton <nickc@redhat.com>
21900 * c.opt (Wformat-contains-nul): Add warning attribute.
21902 2007-04-23 Jan Hubicka <jh@suse.cz>
21904 * function.c (init_function_start): Don't init line number info.
21905 (expand_function_end): Update.
21906 (reset_block_changes, record_block_change, finalize_block_changes,
21907 check_block_change, free_block_changes): Kill.
21908 * function.h (reset_block_changes, record_block_change,
21909 finalize_block_changes, check_block_change, free_block_changes):
21911 (struct function): Remove ib_boundaries_block.
21912 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21913 Use curr_insn_locator to initialize locator.
21914 (emit_line_note): Remove.
21915 * cfgexpand.c (expand_gimple_cond_expr): Update.
21916 (construct_exit_block): Likewise.
21917 (tree_expand_cfg): Initialize/finalize locators.
21918 * expr.c (expand_expr_real): Update.
21919 * cfglayout.c (line_locators_locs, line_locators_lines,
21920 file_locators_locs, file_locators_files): Remove.
21921 (set_block_levels): Move to cfgexpand.c.
21922 (insn_locators_initialize): Remove.
21923 (pass_insn_locators_initialize): Remove.
21924 (locations_locators_locs, locations_locators_vals): New static vars.
21925 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21927 (insn_locators_alloc, insn_locators_finalize,
21928 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21930 (locator_location): New.
21931 (locator_line, locator_file): Rewrite.
21932 * rtl.h (emit_line_note): Kill.
21933 (insn_locators_alloc, insn_locators_finalize,
21934 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21936 * tree-inline.c (initialize_cfun): Do not initialize
21937 ib_boundaries_block.
21938 * passes.c (pass_insn_locators_initialize): Remove.
21940 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21942 PR middle-end/31448
21943 * expr.c (reduce_to_bit_field_precision): Handle
21946 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21948 PR tree-optimization/24659
21949 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21950 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21951 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21952 * genopinit.c (optabs): Rename vec_pack_mod_optab
21953 to vec_pack_trunc_optab.
21954 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21955 early for scalar floating point operands for NOP_EXPR.
21956 (vectorizable_type_promotion): Ditto.
21957 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21958 vec_pack_trunc_optab.
21959 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21961 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21962 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21963 Rename from VEC_PACK_MOD_EXPR.
21964 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21965 * expr.c (expand_expr_real_1): Ditto.
21966 * tree-inline.c (estimate_num_insns_1): Ditto.
21967 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21969 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21970 (vec_unpacks_lo_v4sf): Ditto.
21971 (vec_pack_trunc_v2df): Ditto.
21972 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21973 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21974 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21976 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21978 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21980 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21981 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21982 packing of floating point operands.
21983 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21984 represent unpacking of floating point operands.
21985 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21986 [vec_unpacks_hi]: Ditto.
21987 [vec_unpacks_lo]: Ditto.
21989 2007-04-22 Jan Hubicka <jh@suse.cz>
21991 * final.c (rest_of_handle_final): Call
21992 targetm.asm_out.constructor/targetm.asm_out.destructor
21993 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21994 proper priority via decl_*_priority_insert.
21995 * c-common.c (c_expand_body): Likewise.
21997 2007-04-22 Richard Guenther <rguenther@suse.de>
21999 PR tree-optimization/29789
22000 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22001 (rewrite_reciprocal): New helper split out from
22002 determine_invariantness_stmt.
22003 (rewrite_bittest): Likewise.
22004 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22005 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22008 2007-04-22 Revital Eres <eres@il.ibm.com>
22010 * loop-unroll.c (var_to_expand): New field to support also
22011 insns of the form x = something + x.
22012 (analyze_insn_to_expand_var): Use it.
22013 (expand_var_during_unrolling): Likewise.
22015 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22017 * predict.c: Include pointer-set.h.
22018 (bb_predictions): New variable.
22019 (tree_predicted_by_p, tree_predict_edge,
22020 remove_predictions_associated_with_edge): Use bb_predictions map
22021 instead of bb->predictions.
22022 (clear_bb_predictions, assert_is_empty): New functions.
22023 (combine_predictions_for_bb): Use bb_predictions map. Call
22024 clear_bb_predictions.
22025 (tree_estimate_probability): Create and free bb_predictions map.
22026 * Makefile.in (predict.o): Add pointer-set.h dependency.
22027 * basic-block.h (struct basic_block_def): Remove predictions
22029 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22031 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22034 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22037 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22039 * timevar.c (timevar_print): Change reference of --disable-checking to
22040 --enable-checking=release. Also warn if assert checking is disabled.
22042 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22045 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22046 decl as addressable if the compound literal was marked as
22048 Mark the decl as a gimple register if it is a complex or
22049 vector decl and does not live in memory.
22051 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22053 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22054 (GENERIC_NEXT): New function macro.
22055 (PHI_CHAIN): Use phi_node's new chain variable.
22056 (tree_phi_node): Change tree_common to tree_base
22057 and add the chain field.
22058 * tree-phinodes.c (make_phi_node): Don't set
22059 TREE_TYPE on the new node.
22060 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22061 instead of checking GIMPLE_TUPLE_P in chain_next.
22062 * tree-vect-transform.c
22063 (get_initial_def_for_induction): Look at
22064 PHI_RESULT_TREE for the type of the phi node.
22065 (update_vuses_to_preheader): Use PHI_CHAIN
22066 instead of TREE_CHAIN on the phi node.
22067 * tree-ssa-structalias.c (compute_points_to_sets):
22069 (ipa_pta_execute): Likewise.
22071 2007-04-21 Richard Guenther <rguenther@suse.de>
22073 PR middle-end/31136
22074 * fold-const.c (fold_unary): Call fold_convert_const on the
22077 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22079 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22080 (store_killed_in_pat): New.
22082 2007-04-20 Richard Henderson <rth@redhat.com>
22085 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22086 TREE_LIST with a void_type_node value, not void_list_node exactly.
22088 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22090 * doc/standards.texi: Re-arrange into language-specific
22091 subsections. Add a C++ section, documenting which standards we
22094 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22096 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22097 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22099 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22101 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22102 ecrti.o and crtbegin.o.
22103 (LIB_DEFAULT_SPEC): Include -lc.
22104 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22106 2007-04-20 Richard Henderson <rth@redhat.com>
22109 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22110 argument; update all callers.
22111 (get_unaligned_offset): New.
22112 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22113 get_unaligned_address, just pass on the address directly.
22114 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22115 the subreg in the helper patterns.
22116 (unaligned_extendqidi_le): Use get_unaligned_offset.
22117 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22118 (unaligned_extendhidi_be): Likewise.
22119 (unaligned_extendhidi): Tidy.
22120 * config/alpha/alpha-protos.h: Update.
22122 2007-04-20 Richard Henderson <rth@redhat.com>
22124 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22125 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22126 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22127 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22128 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22129 (CPP_SPEC): Don't include %(cpp_subtarget).
22130 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22131 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22132 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22134 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22136 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22137 for __builtin_ia32_cmpordss.
22139 PR tree-optimization/31632
22140 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22141 and arg1 for optimizations of comparison against min/max values.
22142 Fold arg0 to arg1's type for optimizations of comparison against
22143 min+1 and max-1 values.
22145 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22147 * reload.c (combine_reloads): When trying to use a dying register,
22148 check whether it's uninitialized and don't use if so.
22150 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22152 * fold-const.c: Remove prototypes for native_encode_expr and
22153 native_interpret_expr.
22154 (native_encode_expr): Make non-static.
22155 (native_interpret_expr): Likewise.
22156 * tree.h: Add prototypes for the above.
22158 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22160 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22161 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22162 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22163 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22164 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22165 Add length attributes.
22167 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22169 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22172 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22173 __STDC_WANT_DEC_FP__.
22175 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22177 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22178 for long double compatibility.
22179 * configure: Regenerate.
22181 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22183 PR rtl-optimization/29841
22184 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22186 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22187 that may cause control flow transfer from being moved.
22189 2007-04-18 Jan Hubicka <jh@suse.cz>
22191 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22194 2007-04-18 Eric Christopher <echristo@apple.com>
22196 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22197 only. Update operands.
22198 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22199 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22200 link register to pic register.
22202 2007-04-18 Dirk Mueller <dmueller@suse.de>
22204 PR diagnostic/31227
22205 * tree-vrp.c (search_for_addr_array): New.
22206 (check_array_bounds): Suppress warning about
22207 address taken of array refs if its not de-referenced.
22209 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22211 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22212 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22214 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22215 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22216 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22218 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22220 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22222 (vect_analyze_scalar_cycles): Fix indentation.
22223 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22224 (vect_mark_relevant): Include phis in relevance analysis.
22226 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22228 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22230 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22231 output_operand_lossage().
22233 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22235 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22236 the unused code for reduction without adjust-in-epilog to simplify the
22239 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22241 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22242 (S390_TDC_NEGATIVE_ZERO): New constant.
22243 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22244 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22245 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22246 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22247 (S390_TDC_POSITIVE_INFINITY): New constant.
22248 (S390_TDC_NEGATIVE_INFINITY): New constant.
22249 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22250 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22251 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22252 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22253 (S390_TDC_INFINITY): New constant.
22254 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22255 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22256 optimization for UNSPEC_CCZ_TO_INT.
22257 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22258 ("*ccz_to_int"): New insn.
22259 ("isinf<mode>2"): New insn.
22260 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22261 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22262 (UNSPEC_CCZ_TO_INT): New constant.
22264 2007-04-18 Richard Guenther <rguenther@suse.de>
22266 PR tree-optimization/19431
22267 PR tree-optimization/21463
22268 * tree-pass.h (pass_phiprop): Declare.
22269 * passes.c (init_optimization_passes): New phiprop pass.
22270 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22271 (phivn_valid_p): New helper function.
22272 (phiprop_insert_phi): Likewise.
22273 (propagate_with_phi): Likewise.
22274 (tree_ssa_phiprop): New propagator propagating loads
22275 through phi nodes if profitable.
22277 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22279 * tree-vect-analyze.c (process_use): New function.
22280 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22281 Check phis in all bbs.
22282 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22285 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22287 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22290 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22293 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22296 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22298 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22300 (sse_vmmulv4sf3): Likewise.
22301 (sse2_vmaddv2df3): Likewise.
22302 (sse2_vmmulv2df3): Likewise.
22304 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22306 PR rtl-optimization/31360
22307 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22308 (target_reg_cost): New.
22309 (init_set_costs): Initialize target_reg_cost. Add comments
22310 regarding the rationale of the costs.
22311 (global_cost_for_size): Renamed to...
22312 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22313 of register pressure.
22314 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22315 estimate_reg_pressure_cost. Add number of ivs.
22316 (determine_set_costs): Dump target_reg_cost.
22317 * loop-invariant.c (gain_for_invariant): Use
22318 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22319 (best_gain_for_invariant, find_invariants_to_move): Remove
22321 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22322 (target_reg_cost): Declare.
22323 (global_cost_for_size): Declaration removed.
22324 (estimate_reg_pressure_cost): Declare.
22326 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22328 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22329 regnos into even/odd register pairs.
22330 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22331 TDmode similar to the other floating point modes.
22332 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22333 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22335 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22336 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22337 (movdd_hardfloat64): Use TARGET_MFPGPR.
22339 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22341 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22344 2005-01-05 Richard Henderson <rth@redhat.com>
22346 * reload1.c (do_input_reload): Restrict the optimization deleteing
22347 a previous output reload to RELOAD_FOR_INPUT.
22349 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22351 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22352 induc_vec_info_type.
22353 (vectorizable_induction): New function declaration.
22354 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22355 check if already vectorized. Find first place in BB where new stmts
22356 can be inserted. Takes only one argument.
22357 (vectorizable_induction): New function.
22358 (vect_transform_stmt): Add case for induc_vec_info_type to call
22359 vectorizable_induction.
22360 (vect_transform_loop): Consider phis for vectorization.
22361 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22363 (analyze_operations): Call vectorizable_induction when analyzing phis.
22365 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22366 (vect_mark_relevant): Include phis in relevance analysis.
22367 (vect_mark_stmts_to_be_vectorize): Likewise.
22368 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22370 2007-04-16 Lawrence Crowl <crowl@google.com>
22372 * doc/invoke.texi (Debugging Options): Add documentation for the
22373 -femit-struct-debug options -femit-struct-debug-baseonly,
22374 -femit-struct-debug-reduced, and
22375 -femit-struct-debug-detailed[=...].
22377 * c-opts.c (c_common_handle_option): Add
22378 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22379 and OPT_femit_struct_debug_detailed_.
22380 * c.opt: Add specifications for
22381 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22382 and -femit-struct-debug-detailed[=...].
22383 * opts.c (set_struct_debug_option): Parse the
22384 -femit-struct-debug-... options.
22385 * opts.c (matches_main_base, main_input_basename,
22386 main_input_baselength, base_of_path, matches_main_base): Add
22387 variables and functions to compare header base name to compilation
22389 * opts.c (should_emit_struct_debug): Add to determine to emit a
22390 structure based on the option.
22391 (dump_struct_debug) Also disabled function to debug this
22393 * opts.c (handle_options): Save the base name of the
22396 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22397 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22398 This hook indicates if a type is generic. Set it by default
22399 to "never generic".
22400 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22401 to determine if a struct type is generic or not.
22402 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22403 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22404 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22405 with live C++ hook.
22407 * flags.h (enum debug_info_usage): Add an enumeration to describe
22408 a program's use of a structure type.
22409 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22410 to indicate the program's usage of the type. Filter structs based
22411 on the -femit-struct-debug-... specification.
22412 (gen_type_die): Split into two routines, gen_type_die and
22413 gen_type_die_with_usage. gen_type_die is now a wrapper
22414 that assumes direct usage.
22415 (gen_type_die_with_usage): Replace calls to gen_type_die
22416 with gen_type_die_with_usage adding the program usage of
22417 the referenced type.
22418 (dwarf2out_imported_module_or_decl): Suppress struct debug
22419 information using should_emit_struct_debug when appropriate.
22421 2007-04-16 Ian Lance Taylor <iant@google.com>
22423 PR tree-optimization/31522
22424 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22425 (vrp_initialize): Allocate vr_phi_edge_counts.
22426 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22427 executable edge. Drop test for all constants.
22428 (vrp_finalize): Free vrp_phi_edge_counts.
22430 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22431 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22433 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22434 predecessors at head rather than tail.
22436 2007-04-16 Matthias Klose <doko@debian.org>
22438 * config/alpha/linux.h (CPP_SPEC): Define.
22439 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22441 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22443 * function.h: Remove sequence_stack extern declaration.
22445 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22447 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22449 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22452 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22454 * config/avr/avr.c (avr_arch_types): Rearranging array.
22455 (enum avr_arch): Add.
22456 (avr_mcu_types): Use avr_arch enumeration constants instead of
22458 * config/avr/avr.h (LINK_SPEC): Simplify.
22460 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22462 * config/m68k/m68k.c (m68k_libcall_value,
22463 m68k_function_value): Use macros for register names more.
22465 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22467 (M68K_REGNAME): Use A6_REG.
22468 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22470 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22472 PR middle-end/28071
22473 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22474 'pending_read_list_length' and 'pending_write_list_length'. Update
22476 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22477 to handle two length counters instead of one. Update all uses.
22478 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22479 two length counters instead of one.
22480 * sched-rgn.c (propagate_deps): Update to handle two length counters
22483 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22486 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22487 copy of source, pass it to ix86_expand_vector_set and return
22490 2007-04-16 David Ung <davidu@mips.com>
22491 Joseph Myers <joseph@codesourcery.com>
22493 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22494 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22495 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22496 Add 74K processor information.
22497 * config/mips/mips.md: Include 74k.md.
22498 (cpu): Add 74kc,74kf,74kx.
22499 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22500 * config/mips/74k.md: New.
22501 * doc/invoke.texi (MIPS Options): Document 74K support.
22503 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22505 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22506 vectorizable_* functions.
22507 * tree-vect-transform.c (vectorizable_call): Add check for
22508 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22509 (vectorizable_store): likewise.
22510 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22512 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22513 (vectorizable_type_promotion, vectorizable_load): Likewise.
22514 (vectorizable_live_operation, vectorizable_condition): Likewise.
22515 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22517 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22519 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22521 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22522 register numbers more.
22523 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22524 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22525 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22526 FUNCTION_VALUE_REGNO_P): Likewise.
22527 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22528 STATIC_CHAIN_REGNUM): Likewise.
22529 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22530 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22531 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22532 * config/m68k/m68k.md (FP_REG): New.
22534 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22536 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22539 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22541 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22542 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22545 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22547 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22550 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22553 * c-decl.c (finish_decl): Grab the type of the decl after the call
22554 to store_init_value.
22556 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22558 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22560 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22563 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22564 dominators, post dominators and cleanup cfg before returning.
22566 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22568 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22569 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22571 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22573 * config.gcc: Recognize fido.
22574 * config/m68k/m68k-devices.def (fidoa): New.
22575 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22577 (FL_FIDOA, TARGET_FIDOA): New.
22578 * config/m68k/m68k.opt (mfidoa): New.
22580 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22582 PR middle-end/31322
22583 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22584 when a personality function is used.
22586 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22588 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22590 2007-04-13 Mike Stump <mrs@apple.com>
22592 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22594 * config/darwin.opt (fapple-kext): Make C++ only.
22595 * config/darwin.c (darwin_override_options): Remove code to ensure
22596 -fapple-kext is given for C++ only.
22598 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22600 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22601 * config/mips/mips.c (override_options): Call
22602 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22604 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22606 * config/i386/i386.opt (msvr3-shlib): Removed.
22608 * doc/invoke.texi: Remove -msvr3-shlib.
22610 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22612 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22613 with "popcnt" instruction.
22615 2007-04-13 Richard Guenther <rguenther@suse.de>
22617 PR tree-optimization/21258
22618 * tree-vrp.c (compare_case_labels): New helper.
22619 (find_switch_asserts): New function.
22620 (find_assert_locations): Call it for SWITCH_EXPRs.
22622 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22624 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22625 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22626 check is now implied in X87_FLOAT_MODE_P.
22627 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22628 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22629 (fix_trunc<mode>_i386_fisttp): Ditto.
22630 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22631 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22632 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22633 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22634 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22635 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22636 (unnamed_splitters): Ditto.
22637 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22638 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22639 FIRST_SSE_REG for local functions when SSE math is enabled or
22640 for functions with sseregparm attribute.
22641 (standard_80387_constant_p): Return -1 if mode is not
22643 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22644 (ix86_expand_compare): Ditto.
22645 (ix86_expand_carry_flag_compare): Ditto.
22646 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22647 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22648 DECIMAL_FLOAT_MODE_P.
22649 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22650 of SCALAR_FLOAT_MODE_P.
22651 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22652 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22653 checks before FLOAT_MODE_P.
22654 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22655 before FLOAT_MODE_P.
22660 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22662 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22663 Charles Wilson <libtool@cwilson.fastmail.fm>
22665 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22666 (libgcc.mvars): Don't depend on them.
22667 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22668 * exec-tool.in: New.
22670 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22672 * doc/invoke.text (--help): Document --help=common.
22674 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22676 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22678 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22680 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22681 * genemit.c (main): Emit #include "integrate.h".
22682 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22683 (LOADGP_RTP): New mips_loadgp_style.
22684 * config/mips/mips.h: Include config/vxworks-dummy.h.
22685 (TARGET_RTP_PIC): New macro.
22686 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22687 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22688 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22689 for TARGET_RTP_PIC.
22690 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22691 -mvxworks-pic when using -mrtp and a PIC option.
22692 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22694 (mips_symbolic_constant_p, mips_symbolic_address_p)
22695 (mips_symbol_insns): Handle SYMBOL_HALF.
22696 (override_options): Warn about -G and -mrtp being used together.
22697 Initialize mips_lo_relocs[SYMBOL_HALF].
22698 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22699 (mips_emit_loadgp): Handle LOADGP_RTP.
22700 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22701 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22702 (tablejump): Handle function-relative case table entries if
22704 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22706 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22708 * config/mips/mips.md (load_call<mode>): Allow any general register.
22710 (sibcall_value_internal, sibcall_value_multiple_internal)
22711 (call_value_internal, call_value_split, call_value_multiple_internal)
22712 (call_value_multiple_split): Remove constraints from operand 0.
22714 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22716 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22717 rather than loadgp_noshared.
22718 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22719 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22721 * config/mips/mips.md (loadgp): Rename to...
22722 (loadgp_newabi): ...this.
22723 (loadgp_noshared): Rename to...
22724 (loadgp_absolute): ...this.
22726 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22728 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22729 false for locally-binding symbols.
22730 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22732 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22734 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22735 (SYMBOL_GOT_PAGE_OFST): ...this.
22736 (SYMBOL_GOT_GLOBAL): Rename to...
22737 (SYMBOL_GOT_DISP): ...this.
22738 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22739 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22740 * config/mips/mips.c (mips_global_symbol_p): New function.
22741 (mips_symbol_binds_local_p): Likewise.
22742 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22743 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22744 mips_global_symbol_p and mips_symbol_binds_local_p.
22745 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22746 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22747 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22748 SYMBOL_GOTOFF_DISP.
22749 (mips_ok_for_lazy_binding_p): New function.
22750 (mips_load_call_address, mips_expand_call): Use it.
22751 (mips_dangerous_for_la25_p): Likewise.
22752 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22753 (*got_disp<mode>): Use got_disp_operand instead of
22754 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22755 SYMBOL_GOTOFF_GLOBAL.
22756 (*got_page<mode>): Use got_page_ofst_operand instead of
22758 * config/mips/predicates.md (const_call_insn_operand): Use
22759 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22760 (global_got_operand): Rename to...
22761 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22763 (local_got_operand): Rename to...
22764 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22765 of SYMBOL_GOT_LOCAL.
22767 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22769 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22770 TARGET_CALL_CLOBBERED_GP.
22771 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22772 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22773 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22774 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22775 of TARGET_ABICALLS && !TARGET_NEWABI.
22776 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22777 * config/mips/mips.c (mips_load_call_address): Check
22778 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22779 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22780 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22781 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22782 TARGET_ABICALLS && TARGET_NEWABI.
22783 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22785 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22786 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22787 TARGET_ABICALLS && TARGET_NEWABI.
22788 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22789 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22790 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22791 whether indirect calls must use $25.
22792 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22794 * config/mips/mips.md (jal_macro): Check flag_pic and
22795 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22796 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22797 instead of TARGET_ABICALLS.
22798 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22799 TARGET_ABICALLS && TARGET_OLDABI.
22800 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22801 (sibcall): In the comment above the define_insn, mention
22802 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22803 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22804 instead of TARGET_ABICALLS.
22806 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22808 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22809 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22810 (MACFLAGS_MATCH_P): New macro.
22811 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22812 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22813 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22814 the other MACFLAG constants.
22815 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22816 (flag_machi): Tighten constraints. Renumber some of the operands.
22817 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22819 (flag_machi_parts_acconly): New pattern.
22820 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22822 (flag_macinit1hi): Tighten constraints.
22823 (flag_mul_macv2hi_parts_acconly): New pattern.
22825 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22826 Use a more efficient implementation.
22827 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22828 inline sequences when not optimizing for size.
22830 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22831 movhi_high2low): Delete, merge functionality into...
22832 (packv2hi): ... this pattern.
22834 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22835 * config/bfin/bfin.opt (msim): New option.
22836 (mcpu=): New option.
22837 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22838 (bfin_cpu_t): Typedef of enum bfin_cpu.
22839 (bfin_cpu_type): New declaration.
22840 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22841 -msim and -mcpu= options.
22842 (LIB_SPEC): Likewise.
22843 * config/bfin/bfin.c (bfin_cpu_type): Define.
22844 (bfin_handle_option): Handle -mcpu= option.
22845 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22846 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22847 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22849 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22851 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22852 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22853 (powerpc-wrs-vxworksae): Use ${tm_file}.
22854 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22855 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22856 * config/i386/vx-common.h: New file.
22858 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22860 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22863 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22865 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22868 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22872 * c-common.c (c_build_qualified_type): Set canonical type
22875 2007-04-12 Richard Guenther <rguenther@suse.de>
22877 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22878 lower bound and element size if lower bound is not zero
22879 or either of the ARRAY_REF operands is set.
22881 2007-04-12 Richard Guenther <rguenther@suse.de>
22883 PR tree-optimization/24689
22884 PR tree-optimization/31307
22885 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22887 * gimplify.c (canonicalize_addr_expr): To be consistent with
22888 gimplify_compound_lval only set operands two and three of
22889 ARRAY_REFs if they are not gimple_min_invariant. This makes
22890 it never at this place.
22891 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22893 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22895 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22896 null before emitting a .nsubspa directive.
22898 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22900 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22901 need_to_partition_p if there are no memory statements in the
22904 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22906 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22907 (gcd_of_steps_may_divide_p): New function.
22908 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22910 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22912 * reload.c (find_reloads_toplev, find_reloads_address,
22913 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22914 not a pointer equality test, to decide if we need to call
22915 push_reg_equiv_alt_mem.
22917 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22919 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22920 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22922 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22924 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22926 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22927 vector to be positive.
22929 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22933 * doc/invoke.texi: Document --params max-aliased-vops and
22935 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22936 debug_memory_partitions): Move to tree-flow.h
22937 * params.h (AVG_ALIASED_VOPS): Define.
22938 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22940 (mp_info_t): Likewise.
22941 (get_mem_sym_stats_for): New.
22942 (set_memory_partition): Move from tree-flow-inline.h.
22943 (mark_non_addressable): Only clear the set of symbols for the
22944 partition if it exists.
22945 (dump_memory_partitions): Move from tree-ssa-operands.c
22946 (debug_memory_partitions): Likewise.
22947 (need_to_partition_p): New.
22948 (dump_mem_ref_stats): New.
22949 (debug_mem_ref_stats): New.
22950 (dump_mem_sym_stats): New.
22951 (debug_mem_sym_stats): New.
22952 (update_mem_sym_stats_from_stmt): New.
22953 (compare_mp_info_entries): New.
22954 (mp_info_cmp): Call it.
22955 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22957 (get_mpt_for): Move from tree-ssa-operands.c.
22958 (find_partition_for): New.
22959 (create_partition_for): Remove.
22960 (estimate_vop_reduction): New.
22961 (update_reference_counts): New.
22962 (build_mp_info): New.
22963 (compute_memory_partitions): Refactor.
22964 Document new heuristic.
22965 Call build_mp_info, update_reference_counts,
22966 find_partition_for and estimate_vop_reduction.
22967 (compute_may_aliases): Populate virtual operands before
22968 calling debugging dumps.
22969 (delete_mem_sym_stats): New.
22970 (delete_mem_ref_stats): New.
22971 (init_mem_ref_stats): New.
22972 (init_alias_info): Call it.
22973 (maybe_create_global_var): Remove alias_info argument.
22974 Get number of call sites and number of pure/const call sites
22975 from gimple_mem_ref_stats().
22976 (dump_alias_info): Call dump_memory_partitions first.
22977 (dump_points_to_info_for): Show how many times a pointer has
22979 * opts.c (decode_options): For -O2 set --param
22980 max-aliased-vops to 500.
22981 For -O3 set --param max-aliased-vops to 1000 and --param
22982 avg-aliased-vops to 3.
22983 * fortran/options.c (gfc_init_options): Remove assignment to
22985 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22986 * tree-dfa.c (dump_variable): Dump memory reference
22988 Dump NO_ALIAS* settings.
22989 (referenced_var_lookup): Tidy.
22990 (mem_sym_stats): New.
22991 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22992 and ORIG are different SSA names for a memory partition.
22993 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22994 * tree-flow.h (struct mem_sym_stats_d): Define.
22995 (mem_sym_stats_t): Define.
22996 (struct mem_ref_stats_d): Define.
22997 (struct gimple_df): Add field mem_ref_stats.
22998 (enum noalias_state): Define.
22999 (struct var_ann_d): Add bitfield noalias_state.
23000 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23001 debug_mem_ref_stats, debug_memory_partitions,
23002 debug_mem_sym_stats): Declare.
23003 * tree-ssa-structalias.c (update_alias_info): Update call
23004 sites, pure/const call sites and asm sites in structure
23005 returned by gimple_mem_ref_stats.
23006 Remove local variable IS_POTENTIAL_DEREF.
23007 Increase NUM_DEREFS if the memory expression is a potential
23009 Call update_mem_sym_stats_from_stmt.
23010 If the memory references memory, call
23011 update_mem_sym_stats_from_stmt for all the direct memory
23012 symbol references found.
23013 (intra_create_variable_infos): Set noalias_state field for
23014 pointer arguments according to the value of
23015 flag_argument_noalias.
23016 * tree-ssa-structalias.h (struct alias_info): Remove fields
23017 num_calls_found and num_pure_const_calls_found.
23018 (update_mem_sym_stats_from_stmt): Declare.
23019 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23020 Set default value to 100.
23021 (PARAM_AVG_ALIASED_VOPS): Define.
23023 2007-04-11 Richard Guenther <rguenther@suse.de>
23025 PR middle-end/31530
23026 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23027 a * -b + c as c - a * b if we honor sign dependent rounding.
23029 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23031 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23032 bfin_expand_strmov.
23033 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23034 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23036 (initialize_trampoline): Don't use old-style function definition.
23037 (bfin_secondary_reload): Mark IN_P argument as unused.
23039 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23041 PR tree-optimization/31343
23042 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23043 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23044 * testsuite/gcc.dg/vect/pr31343.c: New.
23046 2007-04-10 Eric Christopher <echristo@apple.com>
23048 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23049 * config/i386/i386.md (*cmpfp0): Use.
23050 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23051 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23052 (fix_trunc<mode>_i386_fisttp): Ditto.
23053 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23054 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23055 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23056 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23057 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23058 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23059 (unnamed_splitters): Ditto.
23060 * config/i386/i386.c (output_fix_trunc): Assert that
23061 we're not being passed a TFmode operand.
23063 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23065 PR tree-optimization/31526
23066 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23067 n_basic_blocks to find newly added blocks.
23069 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23071 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23073 (fix_trunc<mode>si_sse): Ditto.
23074 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23075 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23076 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23077 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23078 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23079 expander using SSEMODEF mode macro.
23080 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23081 expander using SSEMODEF mode macro.
23082 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23083 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23084 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23085 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23086 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23087 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23088 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23089 Macroize insn using X87MODEF mode macro.
23091 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23093 * config/i386/sse.md (sse2_pinsrw): Removed.
23094 (sse2_pextrw): Renamed to ...
23095 (*sse2_pextrw): This.
23097 2007-04-09 Jan Hubicka <jh@suse.cz>
23100 * config/i386/sse.md
23101 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23102 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23103 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23104 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23106 2007-04-09 Jan Hubicka <jh@suse.cz>
23108 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23109 multiple fields of union.
23111 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23113 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23114 (create_preheaders): Check that loops are available.
23115 (fix_loop_structure): Clean up, improve comments.
23116 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23117 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23119 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23120 * predict.c (tree_estimate_probability): Do not call
23121 calculate_dominance_info. Call create_preheaders.
23122 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23123 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23125 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23126 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23127 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23128 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23131 2007-04-08 Jan Hubicka <jh@suse.cz>
23133 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23134 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23135 * fold-const.c (fold_unary): Use it.
23137 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23139 * varasm.c (assemble_variable): Remove call to
23140 lang_hooks.decls.prepare_assemble_variable.
23141 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23142 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23143 * langhooks.h (lang_hooks_for_decls): Remove
23144 prepare_assemble_variable.
23146 2007-04-08 Mike Stump <mrs@apple.com>
23148 * config/i386/i386.c: Use inc/dec on Core2.
23150 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23152 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23153 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23154 lhd_tree_inlining_end_inlining): Remove.
23155 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23156 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23157 end_inlining hooks.
23158 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23159 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23160 lhd_tree_inlining_end_inlining): Remove prototypes.
23161 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23162 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23163 LANG_HOOKS_TREE_INLINING_START_INLINING,
23164 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23166 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23169 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23172 * config/avr/predicates.md (io_address_operand): Delete predicate.
23173 (low_io_address_operand): Don't use 'mode' argument.
23174 (higth_io_address_operand): Rename ...
23175 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23176 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23179 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23181 Revert change removing staticp.
23183 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23186 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23189 2007-04-07 Bruce Korb <bkorb@gnu.org>
23191 * c.opt: Add -Wformat-contains-nul.
23192 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23194 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23195 the NUL byte warning.
23197 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23199 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23201 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23203 * tree.c (staticp): No longer use staticp langhook.
23204 * langhooks.c (lhd_staticp): Removed.
23205 * langhooks.h (struct lang_hooks): Remove staticp.
23206 * c-common.c (c_staticp): Remove.
23207 * c-common.h (c_staticp): Ditto.
23208 * langhooks-defs.h (lhd_staticp): Ditto.
23209 (LHD_HOOKS_STATICP): Ditto
23210 * tree.h (gcc_assert_lowered): New macro.
23212 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23214 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23215 argument "reliable".
23216 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23217 Add argument "reliable". Propagate it through calls.
23218 (infer_loop_bounds_from_undefined): Derive number of iterations
23219 estimates from references in blocks that do not dominate loop latch.
23220 (gcov_type_to_double_int): New function.
23221 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23222 and expected_loop_iterations_unbounded.
23223 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23224 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23225 * tree-data-ref.c (estimated_loop_iterations): Export.
23226 (get_references_in_stmt): Fix -- do not return addresses of local
23228 * cfgloop.h (expected_loop_iterations_unbounded,
23229 estimated_loop_iterations): Declare.
23231 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23233 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23235 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23237 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23238 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23239 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23240 Use output_387_reg_move().
23241 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23242 expander using X87MODEF12 mode macro.
23243 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23244 choosing register preferences. Use output_387_reg_move().
23245 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23246 instead of "x". Use output_387_reg_move().
23247 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23248 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23249 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23250 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23251 Use output_387_reg_move().
23252 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23254 (*truncxf?f_i387 splitter): Ditto.
23256 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23258 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23259 LANG_HOOKS_SAFE_FROM_P.
23260 * expr.c (safe_from_p): Remove langhook call.
23261 * langhooks.h (lang_hooks): Remove safe_from_p.
23262 (lhd_safe_from_p): Remove prototype.
23263 * langhooks.c (lhd_safe_from_p): Remove.
23265 2007-04-06 Jan Hubicka <jh@suse.cz>
23267 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23270 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23272 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23273 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23274 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23275 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23277 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23278 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23280 2007-04-05 Richard Henderson <rth@redhat.com>
23282 * config/alpha/alpha.c (print_operand) [+]: Remove.
23283 (alpha_end_function): Print nop if call at end of function.
23284 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23285 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23286 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23287 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23288 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23289 the call pattern. Update peepholes to match.
23291 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23293 * doc/extend.texi (Other Builtins): Add decimal float variants
23295 * builtins.def: Ditto.
23296 * builtins.c (expand_builtin): Ditto.
23298 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23299 H.J. Lu <hongjiu.lu@intel.com>
23302 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23303 of V8HImode when calling ix86_binary_operator_ok.
23304 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23305 (sdot_prodv8hi): Operands 1 and 2 must be register.
23307 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23309 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23310 initialize align to silence bogus warning.
23312 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23314 PR middle-end/22156
23315 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23317 (struct sra_walk_fns): Remove use_all parameter from use.
23318 (sra_hash_tree): Handle BIT_FIELD_REFs.
23319 (sra_elt_hash): Don't hash bitfld blocks.
23320 (sra_elt_eq): Skip them in parent compares as well. Handle
23322 (sra_walk_expr): Don't maintain or pass down use_all_p.
23323 (scan_use): Remove use_all parameter.
23324 (scalarize_use): Likewise. Re-expand assignment to
23325 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23326 output, and re-scalarize after output. Don't mark anything
23328 (scalarize_ldst): Adjust.
23329 (scalarize_walk_gimple_modify_statement): Likewise.
23330 (build_element_name_1): Handle BIT_FIELD_REFs.
23331 (instantiate_element): Don't warn for any element whose parent
23332 is used as a whole.
23333 (instantiate_missing_elements_1): Return the sra_elt.
23334 (canon_type_for_field): New.
23335 (try_instantiate_multiple_fields): New.
23336 (instantiate_missing_elemnts): Use them.
23337 (mark_no_warning): Removed.
23338 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23339 (REPLDUP, sra_build_elt_assignment): New.
23340 (generate_copy_inout): Use them.
23341 (generate_element_copy): Likewise. Handle bitfld differences.
23342 (generate_element_zero): Don't recurse for blocks. Use
23343 sra_build_elt_assignment.
23344 (generate_one_element_int): Take elt instead of var. Use
23345 sra_build_elt_assignment.
23346 (generate_element_init_1): Adjust.
23347 (scalarize_use, scalarize_copy): Use REPLDUP.
23348 (scalarize_ldst): Move assert before dereference.
23349 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23351 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23353 * regmove.c: Fix unused variable warnings due to previous commit.
23355 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23357 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23358 (regmove_bb_head): Remove.
23359 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23360 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23361 problems with fixup_match_1.
23362 Don't initialize/free regmove_bb_head.
23364 (reg_is_remote_constant_p): If an insn is in the same basic block
23365 but not before INSN, consider it remote, too.
23367 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23370 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23371 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23373 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23375 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23376 (CONDITIONAL_REGISTER_USAGE): Likewise.
23378 2007-04-04 Richard Henderson <rth@redhat.com>
23380 * config/alpha/lib1funcs.asm: Remove unused file.
23382 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23385 * opts.c (print_specific_help): Fix --help=<language>
23387 (common_handle_option): Support --help=common.
23389 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23392 * gcc.c (main): Do not run the linker if
23393 print_subprocess_help indicates that it shouldn't be
23396 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23399 * doc/invoke.texi (--help=): Document <languages> value, fix
23400 formatting in tables of values.
23402 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23404 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23405 dllimport attribute of virtual methods.
23407 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23409 * config/score/crti.asm: Change _bss_start to __bss_start.
23410 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23411 (OUTGOING_REG_PARM_STACK_SPACE) update.
23412 * config/score/score.opt: add options to make backend support
23413 score5, score5u, score7 and score7d.
23414 * config/score/score.md: Likewise.
23415 * config/score/misc.md: Likewise.
23416 * config/score/mac.md: Likewise.
23417 * doc/invoke.texi: Likewise.
23418 * doc/md.texi: update constraints define.
23420 2007-04-03 Richard Henderson <rth@redhat.com>
23422 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23423 an appropriate type, use the mode instead.
23425 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23427 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23428 Set the default --with-arch setting to mips2.
23429 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23430 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23431 (MULTILIB_OSDIRNAMES): Delete.
23432 (MULTILIB_DIRNAMES): Define.
23433 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23434 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23435 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23436 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23437 VXWORKS_OS_CPP_BUILTINS.
23438 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23439 (MIPS_DEBUGGING_INFO): Undefine.
23440 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23442 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23444 PR middle-end/30704
23445 * fold-const.c (native_encode_real): Encode real.c provided longs
23446 as a series of 32-bit native integers.
23447 (native_interpret_real): Interpret buffer as a series of 32-bit
23450 2007-04-03 Richard Guenther <rguenther@suse.de>
23452 * genpreds.c (write_insn_constraint_len): Write function
23453 optimized for CONSTRAINT_LEN implementation.
23454 (write_tm_preds_h): Output insn_constraint_len inline and
23455 use it for CONSTRAINT_LEN.
23456 (write_insn_preds_c): Don't output insn_constraint_len.
23457 * doc/md.texi (define_register_constraint): Document multi-letter
23458 constraints shall have the same length if they start with the same
23461 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23464 * config/i386/i386.md (isinf<mode>2): Expand only when
23465 TARGET_C99_FUNCTIONS is set.
23467 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23469 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23470 (x86_64-*-linux*): Ditto.
23471 * config/i386/i386.opt (mpc): New option.
23472 * config/i386/i386.c (overrride_options): Handle
23473 ix87_precision_string.
23474 * config/i386/crtprec.c: New file.
23475 * config/i386/t-crtpc: Ditto.
23476 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23477 and -mpc80 options.
23478 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23479 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23480 crtprec32.o, crtprec64.o and crtprec80.o.
23482 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23483 and -mpc80 options.
23484 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23486 2007-04-02 Eric Christopher <echristo@apple.com>
23488 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23489 limitations on darwin.
23491 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23494 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23496 2007-04-02 Dave Korn <dave.korn@artimi.com>
23498 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23500 2007-04-02 Dave Korn <dave.korn@artimi.com>
23502 * libgcc2.h (exception_descriptor): Don't forward-declare.
23503 (__get_eh_table_language, __get_eh_table_version): Delete
23504 prototypes of long-dead functions.
23506 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23508 * ebitmap.h: New file
23509 * ebitmap.c: New file
23510 * Makefile.in (ebitmap.o): New target.
23512 2007-04-01 Jan Hubicka <jh@suse.cz>
23514 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23515 before very first instruction.
23517 2007-04-01 Jan Hubicka <jh@suse.cz>
23519 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23520 waring on 64bit hosts.
23521 * bitmap.h: Fix typo in bitmap_head_def.
23523 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23525 PR rtl-optimization/31391
23526 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23527 into a DELETED_LABEL note, and the label is in an empty basic
23528 block, update BB_END as well as BB_HEAD.
23530 2007-04-01 Richard Henderson <rth@redhat.com>
23532 PR tree-optimization/31169
23533 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23534 to varying if the range is outside [0, prec-1].
23536 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23539 * config/mips/mips.md (load_const_gp): New insn.
23540 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23541 the MIPS16 GP pseudo register if no_new_pseudos.
23542 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23544 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23547 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23549 (call_value): Likewise.
23551 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23552 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23555 * doc/invoke.texi: (optimization options): Reword description
23556 of -ffast-math. Document its primary purpose.
23558 2007-03-31 Richard Guenther <rguenther@suse.de>
23560 * omp-low.c (splay-tree.h): Include.
23561 (lookup_decl): Replace splay-tree usage by pointer-map.
23562 (maybe_lookup_decl): Likewise.
23563 (new_omp_context): Likewise.
23564 (delete_omp_context): Likewise.
23565 * gimplify.c (splay-tree.h): Include.
23566 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23568 (remap_ssa_name): Likewise.
23569 (remap_decl): Likewise.
23570 (remap_type_1): Likewise.
23571 (remap_type): Likewise.
23572 (copy_body_r): Likewise.
23573 (expand_call_inline): Likewise.
23574 (clone_body): Likewise.
23575 (copy_tree_r): Likewise.
23576 (remap_save_expr): Likewise.
23577 (unsave_r): Likewise.
23578 (unsave_expr_now): Likewise.
23579 (tree_function_versioning): Likewise.
23580 (build_duplicate_type): Likewise.
23581 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23582 (struct copy_body_data): Replace splay-tree by pointer-map.
23583 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23584 not $(SPLAY_TREE_H).
23585 (gimplify.o): Depend on $(SPLAY_TREE_H).
23586 (omp-low.p): Likewise.
23588 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23590 * config/avr/predicates.md (even_register_operand,
23591 odd_register_operand): New predicates.
23592 * config/avr/avr.md (movw peephole2): New.
23593 (movw_r peephole2): New.
23595 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23597 * tree.h (get_signed_or_unsigned_type): New.
23598 * fold-const.c (operand_equal_for_comparison_p): Use
23599 get_signed_or_unsigned_type instead of
23600 lang_hooks.types.signed_or_unsigned_type.
23601 * expr.c (store_expr): Ditto.
23602 * langhooks.c (get_signed_or_unsigned_type): New.
23603 (lhd_signed_or_unsigned_type): New.
23604 * langhooks.h (lhd_signed_or_unsigned_type): New.
23605 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23607 2007-03-30 Richard Henderson <rth@redhat.com>
23609 * tree-ssa-loop-ivopts.c: Include target.h.
23610 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23611 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23612 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23613 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23615 2007-03-30 Richard Henderson <rth@redhat.com>
23616 Kai Tietz <kai.tietz@onevision.com>
23618 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23619 default for 64-bit.
23620 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23621 (TARGET_64BIT_MS_ABI): New.
23622 (DBX_REGISTER_NUMBER): Handle 64-bit.
23623 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23624 (LONG_TYPE_SIZE): Force to 32.
23625 (REG_PARM_STACK_SPACE): New.
23626 (OUTGOING_REG_PARM_STACK_SPACE): New.
23627 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23628 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23629 (STACK_BOUNDARY): Use 128 for 64-bit.
23630 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23631 Add 64-bit implementation.
23632 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23634 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23635 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23636 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23637 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23638 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23639 TARGET_64BIT_MS_ABI.
23640 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23641 (ix86_pass_by_reference): Likewise.
23642 (ix86_function_value_regno_p): Likewise.
23643 (ix86_build_builtin_va_list): Likewise.
23644 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23645 (function_arg_advance_ms_64): New.
23646 (function_arg_advance): Call it.
23647 (function_arg_ms_64): New.
23648 (function_arg): Call it.
23649 (function_value_ms_64): New.
23650 (ix86_function_value_1): Call it.
23651 (return_in_memory_ms_64): New.
23652 (ix86_return_in_memory): Call it.
23653 (setup_incoming_varargs_ms_64): New.
23654 (ix86_setup_incoming_varargs): Call it.
23655 (ix86_expand_prologue): Handle 64-bit stack probing.
23656 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23657 (output_pic_addr_const): Likewise.
23658 (x86_this_parameter): Likewise.
23659 (x86_output_mi_thunk): Likewise.
23660 (x86_function_profiler): Likewise.
23661 (TARGET_STRICT_ARGUMENT_NAMING): New.
23662 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23663 (TARGET_64BIT_MS_ABI): New.
23664 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23665 * config/i386/i386.md (allocate_stack_worker): Remove.
23666 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23667 describe the clobber of eax without a match_scratch.
23668 (allocate_stack_worker_postreload): Remove.
23669 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23670 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23671 (allocate_stack_worker_rex64_postreload): Remove.
23672 (allocate_stack): Handle 64-bit.
23673 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23674 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23675 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23676 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23677 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23678 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23679 * config.build (x86_64-*-mingw*): New host.
23680 * config.host (x86_64-*-mingw*): New host.
23681 * config.gcc (x86_64-*-mingw*): New target.
23682 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23684 2007-03-30 Richard Henderson <rth@redhat.com>
23685 Kai Tietz <kai.tietz@onevision.com>
23687 * c-pragma.c (struct def_pragma_macro_value): New.
23688 (struct def_pragma_macro): New.
23689 (pushed_macro_table): New.
23690 (dpm_hash, dpm_eq): New.
23691 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23692 (init_pragma): Install them.
23693 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23695 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23697 * config/avr/avr.c (avr_override_options): Clear
23698 'flag_delete_null_pointer_checks'.
23700 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23703 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23704 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23705 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23706 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23707 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23708 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23709 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23711 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23713 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23715 * regmove.c: Move all of pass_stack_adjustments from here...
23716 * combine-stack-adj.c: ...to this new file.
23717 * Makefile.in: Add rules for combine-stack-adj.o.
23719 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23721 PR tree-optimization/31383
23722 * tree-data-ref.c (affine_function_equal_p): Do not require the
23723 vectors to have the same length.
23725 2007-03-30 Jan Hubicka <jh@suse.cz>
23727 PR middle-end/30700
23728 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23729 availablility; add more sanity checking; ask varpool only about
23732 2007-03-29 Richard Henderson <rth@redhat.com>
23734 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23735 to decide, but __SIZEOF_LONG_LONG__.
23737 2007-03-29 Richard Henderson <rth@redhat.com>
23739 * emutls.c (struct __emutls_array): New.
23740 (emutls_destroy): Use it instead of casting element 0 from void*.
23741 (__emutls_get_address): Likewise.
23743 2007-03-29 Richard Henderson <rth@redhat.com>
23745 * varasm.c (initializer_constant_valid_p): Don't deny
23746 DECL_DLLIMPORT_P on functions.
23748 * config/i386/cygming.h: Remove function declarations.
23749 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23750 (ASM_OUTPUT_LABELREF): Remove.
23751 (COMMON_ASM_OP): Remove.
23752 (ASM_OUTPUT_COMMON): Remove.
23753 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23754 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23755 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23756 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23757 Rename from TARGET_ENCODE_SECTION_INFO.
23758 * config/i386/netware.h: Likewise.
23759 * config/i386/i386-protos.h: Update.
23760 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23761 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23762 (legitimate_constant_p): Reject dllimports.
23763 (dllimport_map, get_dllimport_decl): New.
23764 (legitimize_dllimport_symbol): New.
23765 (legitimize_address, ix86_expand_move): Use it.
23766 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23767 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23768 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23769 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23770 * config/i386/predicates.md (constant_call_address_operand): Only
23771 accept symbols; reject dllimport_p symbols.
23772 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23773 i386_pe_maybe_record_exported_symbol.
23774 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23775 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23776 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23777 trust the setting of DECL_DLLIMPORT_P.
23778 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23779 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23780 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23781 tidy the argument scanning loop.
23782 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23783 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23784 (i386_pe_strip_name_encoding): Remove.
23785 (i386_pe_binds_local_p): New.
23786 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23787 (i386_pe_output_labelref): Remove.
23788 (i386_pe_asm_output_aligned_decl_common): New.
23789 (i386_pe_maybe_record_exported_symbol): Rename from
23790 i386_pe_record_exported_symbol; check for dllexported symbols.
23792 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23794 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23795 add comment explaining why vsnprintf cannot be used.
23797 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23799 PR tree-optimization/30666
23800 * tree.c (build_complex_type): When creating type names for DWARF2
23801 debug info, create TYPE_DECLs for TYPE_NAME instead of
23803 (build_common_tree_nodes_2): Use build_complex_type when building
23804 predefined complex types, to preserve canonical types.
23806 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23808 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23809 (noce_get_alt_condition): Look at it to determine whether to
23810 reverse the condition or not.
23811 (noce_get_condition): Substitute the truth for lies.
23812 (noce_find_if_block): Set the then_else_reversed field.
23814 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23816 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23817 destination of this insn.
23818 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23819 than calling gen_rtx_SET directly. Use r0 to hold the value of
23820 'address + 4' rather than a stack based temporary which can be
23821 mis-optimized away.
23823 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23825 * config/s390/s390.c (s390_secondary_input_reload_class,
23826 s390_secondary_output_reload_class): Functions removed.
23827 (s390_secondary_reload): New function.
23828 (TARGET_SECONDARY_RELOAD): Target macro defined.
23829 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23830 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23831 * config/s390/s390.md ("reload_outti", "reload_outdi",
23832 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23833 "reload_out<mode>"): Expanders removed.
23834 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23835 "reload<mode>_nonoffmem_out"): Expanders added.
23837 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23839 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23840 action if SRC->DEST replacement failed anyway.
23842 2007-03-28 Mike Stump <mrs@apple.com>
23844 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23845 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23846 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23848 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23850 * config.gcc: Accept barcelona as a variant of amdfam10.
23851 * config/i386/i386.c (override_options): Likewise.
23852 * doc/invoke.texi: Likewise.
23854 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23856 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23857 offsets for BIT_FIELD_REF and COMPONENT_REF.
23859 2007-03-28 Richard Guenther <rguenther@suse.de>
23861 * tree.c (is_global_var): Move ...
23862 * tree-flow-inline.h (is_global_var): ... here.
23863 * tree.h (is_global_var): Remove declaration.
23865 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23867 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23869 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23870 * config/i386/i386.c (ix86_tune_features): Initialize new
23872 * config/i386/predicates.md (promotable_binary_operator): Use
23873 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23875 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23878 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23880 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23882 * config/fr30/fr30.md (movsi_internal): Change destination
23883 constraint from m to V and add m to the end.
23885 2007-03-28 Christian Bruel <christian.bruel@st.com>
23887 * config/sh/sh.md (movsi_i): Fix type attribute.
23889 2007-03-28 Christian Bruel <christian.bruel@st.com>
23891 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23892 (movsf_ie): Likewise.
23894 2007-03-28 Christian Bruel <christian.bruel@st.com>
23896 * config.gcc: Add sh4-300 to multilib.
23897 * config/sh/t-mlib-sh4-300: New file.
23899 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23901 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23902 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23903 fix_trunc<mode>di2.
23904 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23905 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23906 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23907 "fixuns_trunctddi2"): Whitespace fix.
23909 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23911 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23912 the definition of struct sh_args.
23913 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23914 CALL_COOKIE_INT_REG_GET): Likewise.
23916 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23918 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23919 transformations are applied successfully.
23921 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23923 * tree.c (tree_contains_struct): Permit 512 tree codes.
23924 * tree.h (tree_contains_struct): Ditto.
23925 (MAX_TREE_CODES): Ditto.
23926 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23927 SPARE member to store remaining padding bits.
23929 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23931 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23934 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23936 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23937 * configure: Regenerate.
23939 * configure: Regenerate using the correct version of autoconf.
23941 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23943 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23945 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23946 regs to "__SP_L__" and "__SP_H__".
23948 2007-03-27 Richard Guenther <rguenther@suse.de>
23950 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23951 computations with it with a HOST_WIDE_INT variable.
23953 2007-03-26 Mike Stump <mrs@apple.com>
23955 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23956 objective-c-header, objective-c++-header and objc++-cpp-output
23958 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23960 2007-03-26 Richard Henderson <rth@redhat.com>
23963 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23964 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23965 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23966 IX86_BUILTIN_PSRLQ128): New.
23967 (ix86_init_mmx_sse_builtins): Add them.
23968 (ix86_expand_builtin): Expand them.
23969 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23970 operand 2 be TImode.
23971 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23972 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23973 _mm_srli_epi64): Mark __B const.
23974 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23975 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23976 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23977 new two-vector shift builtins.
23979 2007-03-26 Ian Lance Taylor <iant@google.com>
23981 PR tree-optimization/31345
23982 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23983 [+INF, +INF(OVF)] into VARYING.
23985 2007-03-26 Zack Weinberg <zackw@panix.com>
23987 * gengtype-parse.c: New file.
23988 * gengtype-yacc.y: Delete.
23989 * gengtype-lex.l: Don't include gengtype-yacc.h.
23990 Define YY_DECL and yyterminate appropriately for recursive
23991 descent parser. yylval is now a string out-parameter to yylex.
23992 (HWS, EOID): New shorthand.
23993 (IWORD): Add a couple more types.
23994 (yylex): Add a setup stanza. Remove the complex rules for
23995 detecting GTY'ed types and typedefs; replace with simple
23996 keyword detectors. Adjust everything for the changed
23997 definition of yylval. Ignore all pp-directives, not just #define.
23999 (parse_file): Rename yybegin; do not call yyparse.
24001 * gengtype.c (xasprintf): Export again.
24002 (this_file): New. Use everywhere __FILE__ was being used.
24003 (get_lang_bitmap): Special case types defined in gengtype.c.
24004 (do_typedef, new_structure): Suppress definition of certain types.
24005 (new_structure): Improve diagnostics of duplicate definitions.
24006 Make sure location_s is associated with input.h.
24007 (nreverse_pairs, define_location_structures): New functions.
24008 (main): Improve tagging of kludge types. Remove old kludges
24009 for input.h types; use define_location_structures.
24010 * gengtype.h: Update prototypes. Define token codes here.
24011 * Makefile.in: Remove all references to gengtype-yacc.
24012 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24014 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24015 add GTY((skip)) to the field that's only conditionally there.
24016 * doc/install.texi: Document that Bison is no longer required
24017 unless building treelang.
24019 * gengtype.c: Don't include gtyp-gen.h.
24020 (srcdir): Declare here.
24021 (base_files, lang_dir_names): Allocate dynamically.
24022 (gt_files, num_gt_files, num_lang_dirs): New globals.
24023 (measure_input_list, read_input_line, read_input_list)
24024 (set_lang_bitmap): New functions.
24025 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24026 simplify, relying on read_input_list to set up the bitmaps.
24027 (main): Arguments are no longer unused. Check for correct number
24028 of command line arguments, set srcdir and srcdir_len, then call
24029 read_input_list, before doing anything else. No need to worry
24030 about duplicates in main loop.
24031 * configure.ac: Simplify the calculation of all_gtfiles.
24032 Put language tags in there. Don't set or substitute
24033 all_gtfiles_files_langs or all_gtfiles_files_frags.
24034 * Makefile.in: Revamp the way gengtype is invoked, now that it
24035 takes a file on its command line with a much simpler format.
24036 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24037 (GTFILES): Remove duplicates and C source files.
24038 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24039 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24040 * configure: Regenerate.
24042 * gengtype.h: Remove all type definitions to gengtype.c; leave
24043 only definitions of options_p, type_p, and pair_p as opaque
24044 pointers. Update prototypes.
24045 * gengtype.c: Many type definitions moved here from gengtype.h.
24046 Consolidate type definitions at the top of the file.
24047 (xvasprintf): Delete.
24048 (xasprintf): Make static.
24049 (create_nested_pointer_option): Add 'next' parameter.
24050 (create_field_all, create_field_at): New functions.
24051 (create_field): Now a thin wrapper around create_field_all.
24052 (create_optional_field): Rename create_optional_field_ and add
24053 line argument. Original name is now a macro which supplies
24055 (oprintf): Use vsnprintf directly.
24056 (close_output_files): Use fatal rather than perror/exit.
24057 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24058 (main): Set progname. Don't use exit.
24059 * gengtype-yacc.y (struct_fields): Use create_field_at.
24060 (option, optionseqopt): Delete.
24061 (optionseq): Consolidate productions from option here so we
24062 can use the first argument to create_option.
24064 * gengtype-lex.l: Distinguish unions from structures in the
24065 token type. Don't call find_structure; return the tag as a string.
24066 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24067 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24068 string. Reorganize typedef_struct production accordingly.
24069 Use create_nested_ptr_option.
24070 * gengtype.c (create_nested_ptr_option): New function.
24071 * gengtype.h: Declare it.
24073 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24074 (string_type): Don't declare.
24075 (do_scalar_typedef): Declare.
24076 (create_scalar_type): Update prototype.
24077 * gengtype.c (string_type): Make static.
24078 (scalar_nonchar, scalar_char): New.
24079 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24080 (resolve_typedef): Use scalar_nonchar for error recovery.
24081 (create_scalar_type): Remove name_len field. Return scalar_char
24082 or scalar_nonchar as appropriate.
24083 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24084 to use string_type.
24085 (throughout): Use scalar_nonchar instead of calling
24086 create_scalar_type, whenever possible.
24087 (main): Initialize scalar_char and scalar_nonchar before calling
24089 * gengtype-lex.l: Adjust for removal of second argument to
24090 create_scalar_type. Use yylval.s instead of yylval.t when
24092 * gengtype-yacc.y: Type of SCALAR is string. Call
24093 create_scalar_type from type:SCALAR rule. Adjust for removal of
24094 second argument to create_scalar_type.
24096 * vec.h: Remove all #if IN_GENGTYPE blocks.
24097 Add comment saying that changes may require adjustments to gengtype.
24098 * gengtype.c: Don't include coretypes.h or tm.h.
24099 Add comment to inclusion of errors.h.
24100 (note_def_vec, note_def_vec_alloc): New functions.
24101 * gengtype.h: Declare new functions.
24102 * gengtype-lex.l: Don't include coretypes.h.
24103 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24105 (update_lineno): Remove unnecessary prototype.
24106 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24107 (VEC rule): Just return VEC_TOKEN.
24108 * gengtype-yacc.y (VEC_TOKEN): New token type.
24109 (type): Add a production for VEC(a,b).
24110 * Makefile.in: Update dependencies.
24112 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24113 typedefs that use the old PARAMS macro.
24115 * gengtype-lex.l: Remove all rules and states relating to yacc
24117 * gengtype-yacc.y: Similarly.
24118 * gengtype.c (note_yacc_type): Delete function.
24119 * gengtype.h: Update prototypes.
24121 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24123 * tree-pretty-print.c (dump_generic_node): Report precision of
24124 unnamed integer types.
24126 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24128 * ifcvt.c (noce_try_store_flag_constants): Don't check
24129 no_new_pseudos here.
24130 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24131 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24132 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24133 noce_try_sign_mask): Likewise.
24134 (if_convert): Check no_new_pseudos here.
24136 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24138 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24139 (noce_get_condition): Handle new then_else_reversed argument.
24140 (noce_init_if_info): Remove, fold into noce_find_if_block.
24141 (noce_process_if_block): Take a struct noce_if_info as the
24142 argument. Don't set up one based on ce_if_info. Update pointer
24143 references accordingly.
24144 (cond_move_process_if_block): Likewise.
24145 (process_if_block): Removed.
24146 (find_if_block): Removed. Move functionality two new functions,
24147 noce_find_if_block and cond_exec_find_if_block.
24148 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24149 blocks and the symmetric IF-ELSE-JOIN case.
24150 (cond_exec_find_if_block): Also new function mostly based on old
24151 find_if_block and process_if_block.
24152 (find_if_header): Replace find_if_block call with separately
24153 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24154 (find_cond_trap): Update noce_get_condition call.
24155 (dead_or_predicable): Likewise.
24157 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24159 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24161 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24162 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24163 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24164 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24165 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24166 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24167 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24168 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24169 __builtin_ia32_psrad128 builtins.
24171 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24173 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24174 * config/i386/constraints.md
24175 (define_constraint "I"): Use IN_RANGE macro.
24176 (define_constraint "J"): Ditto.
24177 (define_constraint "K"): Ditto.
24178 (define_constraint "M"): Ditto.
24179 (define_constraint "N"): Ditto.
24180 (define_constraint "O"): Ditto.
24181 * config/i386/predicates.md
24182 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24183 (define_predicate "const_0_to_3_operand"): Ditto.
24184 (define_predicate "const_0_to_7_operand"): Ditto.
24185 (define_predicate "const_0_to_15_operand"): Ditto.
24186 (define_predicate "const_0_to_63_operand"): Ditto.
24187 (define_predicate "const_0_to_255_operand"): Ditto.
24188 (define_predicate "const_1_to_31_operand"): Ditto.
24189 (define_predicate "const_2_to_3_operand"): Ditto.
24190 (define_predicate "const_4_to_7_operand"): Ditto.
24192 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24194 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24195 in SImode for save_world.
24196 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24199 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24201 PR tree-optimization/30784
24202 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24205 2007-03-25 Revital Eres <eres@il.ibm.com>
24207 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24208 Fold movement_possibility function into it.
24210 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24212 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24213 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24214 (call_indirect_nonlocal_darwin64): Same.
24215 (call_nonlocal_darwin64): Same.
24216 (call_value_indirect_nonlocal_darwin64): Same.
24217 (call_value_nonlocal_darwin64): Same.
24218 (sibcall_nonlocal_darwin64): Same.
24219 (sibcall_value_nonlocal_darwin64): Same.
24220 (sibcall_symbolic_64): Same.
24221 (sibcall_value_symbolic_64): Same.
24222 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24224 (rs6000_emit_load_toc_table): Same.
24225 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24226 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24228 (divss_call): Same.
24229 (divus_call): Same.
24230 (quoss_call): Same.
24231 (quous_call): Same.
24232 (load_toc_v4_pic_si): Same
24233 (load_toc_v4_PIC_1): Same.
24234 (load_toc_v4_PIC_1b): Same.
24235 (call_indirect_aix{32,64}): Same.
24236 (call_value_indirect_aix{32,64}): Same.
24238 (call_value): Same.
24239 (call_local{32,64}): Same.
24240 (call_value_local{32,64}): Same.
24241 (call_indirect_nonlocal_aix{32,64}): Same.
24242 (call_nonlocal_aix{32,64}): Same.
24243 (call_value_indirect_nonlocal_aix{32,64}): Same.
24244 (call_value_nonlocal_aix{32,64}): Same.
24245 (call_indirect_nonlocal_sysv<mode>): Same.
24246 (call_nonlocal_sysv<mode>): Same.
24247 (call_value_indirect_nonlocal_sysv<mode>): Same.
24248 (call_value_nonlocal_sysv<mode>): Same.
24250 (sibcall_local{32,64}): Same.
24251 (sibcall_value_local{32,64}): Same.
24252 (sibcall_nonlocal_aix{32,64}): Same.
24253 (sibcall_value_nonlocal_aix{32,64}): Same.
24254 (sibcall_nonlocal_sysv<mode>): Same.
24255 (sibcall_value): Same.
24256 (sibcall_value_nonlocal_sysv<mode>): Same.
24258 2007-03-24 Paul Brook <paul@codesourcery.com>
24260 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24261 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24263 2007-03-24 Richard Henderson <rth@redhat.com>
24265 * config/ia64/constraints.md: New file.
24266 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24267 satisfies_constraint_?.
24268 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24269 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24270 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24271 ia64_output_mi_thunk): Likewise.
24272 (ia64_const_ok_for_letter_p): Remove.
24273 (ia64_const_double_ok_for_letter_p): Remove.
24274 (ia64_extra_constraint): Remove.
24275 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24276 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24277 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24278 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24279 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24280 EXTRA_MEMORY_CONSTRAINT): Remove.
24281 * config/ia64/ia64.md: Include constriants.md. Replace
24282 CONST_OK_FOR_? with satisfies_constraint_?.
24284 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24285 H.J. Lu <hongjiu.lu@intel.com>
24287 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24289 (name macros): Use DPD_BID_NAME to convert names properly.
24291 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24292 decimal floating point format.
24293 (init_floating_libfuncs): Change decimal functions so that they
24294 have a "bid_" prefix if the decimal system uses the BID format,
24295 and "dpd_" prefix if the decimal system uses the DPD format.
24296 (init_interclass_conv_libfuncs): Ditto.
24297 (init_intraclass_conv_libfuncs): Ditto.
24299 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24300 using the BID format.
24302 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24303 whether we are using the BID decimal format.
24304 * configure: Regenerate.
24306 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24307 the compiler has decimal floating point enabled. Define
24308 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24311 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24312 using the BID format.
24314 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24315 whether we are using the BID decimal format.
24316 * configure: Regenerate.
24318 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24319 the compiler has decimal floating point enabled. Define
24320 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24323 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24324 options, and that it is enabled for i386/x86_64 systems.
24326 * Makefile.in (enable_decimal_float): New.
24328 (DECNUMINC): Add -I$(DECNUMFMT).
24329 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24330 to $(DECNUMFMT) from $(DECNUM).
24332 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24333 Substitute enable_decimal_float.
24334 * configure: Regenerated.
24337 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24340 * configure.ac: Enable decimal float for x86_64-*-linux*.
24341 * configure: Regenerated.
24344 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24345 decimal128ClearSign to flip and clear the sign bit in decimal128.
24346 (decimal_real_maxval): Set decimal128SetSign to set the sign
24349 2007-03-23 Ian Lance Taylor <iant@google.com>
24351 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24353 2007-03-23 Ian Lance Taylor <iant@google.com>
24355 * tree-dump.c (dump_files): Correct comment.
24357 2007-03-23 Ian Lance Taylor <iant@google.com>
24359 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24361 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24363 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24364 in cfglayout mode. Don't go into and out of cfglayout mode.
24365 Link the blocks in the order of the constructed traces.
24366 (rest_of_handle_tracer): Adjust call to tracer.
24367 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24368 Don't go into cfglayout mode.
24369 (rtl_loop_done): Don't go out of cfglayout mode.
24370 * cfglayout.c (relink_block_chain): New function, split out from...
24371 (fixup_reorder_chain): ...here. Remove redundant checking.
24372 (cfg_layout_finalize): Don't clear the header, footer, and aux
24373 fields here, move the code to do so to relink_block_chain. Likewise
24374 for free_original_copy_tables.
24375 * rtl.h (tracer): Update prototype.
24376 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24377 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24378 mode. Use relink_block_chain to serialize the CFG according to the
24379 new basic block order. Move targetm.cannot_modify_jumps_p check from
24381 (gate_handle_reorder_blocks): ...to here.
24382 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24384 (gate_duplicate_computed_gotos): ...to here.
24385 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24386 something always changes when going into and out of cfglayout mode.
24387 Perform an expensive cfg cleanup while going into cfglayout mode.
24388 Always update liveness information on HAVE_conditional_execution
24389 targets. Reserialize the basic blocks and go out of cfglayout mode.
24390 * reg-stack.c: Include cfglayout.h.
24391 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24392 the call to reorder_basic_blocks.
24393 * basic-block.h (reorder_basic_blocks): Update prototype.
24394 (relink_block_chain): New prototype.
24395 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24397 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24399 * config/mips/mips.md (type, hazard, *movdi_32bit,
24400 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24401 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24402 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24403 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24404 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24406 (movcc): Change first xfer to multi.
24407 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24408 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24409 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24410 config/mips/generic.md: Change reservations using "xfer" to use
24412 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24413 using match_operand.
24414 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24415 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24417 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24419 2007-03-22 Richard Henderson <rth@redhat.com>
24421 * config/i386/i386.c: Remove unnecessary function declarations.
24422 Move targetm definition, and all related macros, to the end of
24423 the file. Resort some functions to put definitions before uses.
24424 (ix86_attribute_table): Make static. Move to end of file.
24425 (ix86_gimplify_va_arg): Make static.
24427 2007-03-22 Richard Henderson <rth@redhat.com>
24429 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24430 don't increase local_regparm with force_align_arg_pointer check.
24431 (ix86_function_sseregparm): Assert 32-bit.
24432 (type_has_variadic_args_p): New.
24433 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24434 type_has_variadic_args_p.
24435 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24436 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24437 use memset instead. Do maybe_vaarg check first; skip attribute
24438 tests if true; skip attribute tests for 64-bit.
24439 (construct_container): Remove TARGET_DEBUG_ARG.
24440 (function_arg_advance_32, function_arg_advance_64): Split out ...
24441 (function_arg_advance): ... from here.
24442 (function_arg_32, function_arg_64): Split out ...
24443 (function_arg): ... from here.
24444 (ix86_pass_by_reference): Tidy.
24445 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24446 (function_value_32): New, from parts of ix86_function_value
24447 and ix86_value_regno.
24448 (function_value_64): New, from parts of ix86_function_value
24449 and ix86_libcall_value.
24450 (ix86_function_value_1): New.
24451 (ix86_function_value, ix86_libcall_value): Use it.
24452 (return_in_memory_32, return_in_memory_64): Split out ...
24453 (ix86_return_in_memory): ... from here.
24454 (ix86_struct_value_rtx): Skip for 64-bit.
24455 (ix86_libcall_value, ix86_value_regno): Remove.
24456 (setup_incoming_varargs_64): Split out ...
24457 (ix86_setup_incoming_varargs): ... from here.
24458 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24459 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24460 * config/i386/i386-protos.h (ix86_function_value): Remove.
24461 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24463 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24466 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24467 infinities not supported, otherwise emit warning if -Woverflow. On
24468 underflow, emit warning if -Woverflow.
24469 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24471 * real.h (real_from_string): Update declaration
24473 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24474 Richard Henderson <rth@redhat.com>
24476 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24477 * calls.c (compute_argument_block_size, expand_call,
24478 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24479 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24480 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24481 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24482 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24483 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24484 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24485 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24488 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24490 * c-incpath.c (add_sysroot_to_chain): New.
24491 (merge_include_chains): Add sysroot argument. Call
24492 add_sysroot_to_chain if sysrooted.
24493 (register_include_chains): Update call to merge_include_chains.
24494 * doc/cppopts.texi: Document use of '=' in include directory
24497 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24499 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24500 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24501 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24502 insn pattern using X87MODEF12 mode macro.
24504 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24506 * regmove.c (regmove_optimize): Use reg_mentioned_p
24507 instead of reg_overlap_mentioned_p for DST.
24509 2007-03-21 Mike Stump <mrs@apple.com>
24511 * c.opt: Fixup for Objective-C/C++.
24513 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24515 * explow.c (convert_memory_address): Fold memory reference when
24516 POINTERS_EXTEND_UNSIGNED < 0
24518 2007-03-21 Richard Henderson <rth@redhat.com>
24521 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24522 * config/i386/mmintrin.h (__m64): Likewise.
24523 * config/i386/xmmintrin.h (__m128): Likewise.
24525 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24527 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24528 (VXWORKS_OS_CPP_BUILTINS): Define.
24529 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24530 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24532 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24534 * rtl.h (constant_pool_reference_p): Delete.
24535 (find_constant_src): Declare.
24536 * rtlanal.c (find_constant_src): New function.
24537 * simplify-rtx.c (constant_pool_reference_p): Delete.
24538 * config/i386/i386.md: Use find_constant_src instead of
24539 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24541 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24543 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24544 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24546 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24548 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24549 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24550 (arm_elf_asm_constructor): Use it.
24551 (arm_elf_asm_destructor): New function.
24553 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24555 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24557 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24559 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24561 2007-03-19 Andrew Haley <aph@redhat.com>
24563 PR tree-optimization/31264
24564 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24565 VIEW_CONVERT_EXPRs.
24567 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24569 PR rtl-optimization/30907
24570 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24571 (fwprop_init): Always call loop_optimizer_initialize.
24572 (fwprop_done): Always call loop_optimizer_finalize.
24573 (fwprop): We always have loop info now.
24574 (gate_fwprop_addr): Remove.
24575 (pass_fwprop_addr): Use gate_fwprop as gate.
24577 PR rtl-optimization/30841
24578 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24579 df_chain_alloc): Call df_reorganize_refs unconditionally.
24580 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24581 refs_organized to refs_organized_size.
24582 (df_ref_create_structure): Use refs_organized_size instead of
24583 bitmap_size if refs had been organized, and keep refs_organized_size
24585 * df.h (struct df_ref_info): Change refs_organized to
24586 refs_organized_size.
24587 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24590 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24592 * except.c (output_function_exception_table): Do not reference the
24593 EH personality routine for functions that do not require an
24596 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24599 * c-typeck.c (convert_for_assignment): Call comptypes for
24600 RECORD_TYPE or UNION_TYPE.
24602 PR inline-asm/30505
24603 * reload1.c (reload): Do invalid ASM checking after
24604 cleanup_subreg_operands.
24606 2007-03-19 Jeff Law <law@redhat.com>
24608 * tree-cfg.c (find_taken_edge): Tighten conditions for
24609 optimizing computed gotos.
24611 2007-03-19 Michael Matz <matz@suse.de>
24613 * builtins.c (expand_builtin_sync_operation,
24614 expand_builtin_compare_and_swap,
24615 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24618 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24619 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24622 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24624 * doc/tm.texi: Add brackets around the return type of
24625 TARGET_SECONDARY_RELOAD.
24627 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24628 Richard Guenther <rguenther@suse.de>
24630 PR tree-optimization/31254
24631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24632 Use handled_component_p () where appropriate. Continue
24633 propagating into the rhs if we propagated into an INDIRECT_REF
24636 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24638 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24639 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24640 (xde, xdee): Mode attributes adjusted to support DFP modes.
24641 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24642 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24643 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24644 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24645 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24646 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24647 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24649 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24650 "movsf"): Insn definitions removed.
24651 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24652 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24653 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24655 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24656 "reload_in<mode>", "reload_out<mode>"): Expander added.
24657 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24660 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24662 * config/s390/s390.md: Only non-functional changes. Renamed
24663 FPR mode macro to BFP all over the file.
24665 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24667 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24668 (op_type attribute): RRF instruction type added.
24669 (fT0): New mode attribute.
24670 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24671 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24672 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24673 instruction no secondary memory is needed when moving DFmode values
24674 between GPRs and FPRs.
24676 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24678 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24679 inverted and documentation adjusted.
24680 ("mhard-dfp", "msoft-dfp"): New options.
24681 * config/s390/s390.c (s390_handle_arch_option): New architecture
24683 (override_options): Sanity checks for the new options added.
24684 * config.gcc: New architecture switch: z9-ec.
24685 * config/s390/s390.h (processor_flags): PF_DFP added.
24686 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24687 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24688 when the bit is NOT set so remove it from the defaults.
24690 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24692 * genemit.c (main): Print include statement for dfp.h.
24693 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24696 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24698 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24700 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24703 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24704 instead of PATTERN.
24706 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24708 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24709 attr_length_call, output_call, output_indirect_call): Cleanup
24710 formatting of targetm calls.
24712 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24714 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24716 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24718 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24719 reservation, bypass and anti-bypass descriptions for these
24720 instructions. Update move patterns.
24721 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24724 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24726 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24727 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24728 (get_initial_def_for_reduction): Likewise.
24730 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24732 Fix PR tree-optimization/29922
24733 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24734 (get_representative): Removed.
24735 (value_dies_in_block_x): Update for rvuse removal.
24736 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24737 (compute_antic_aux): Handle when PHI nodes appear in
24738 non-single-successors.
24739 (dump_bitmap_of_names): Removed.
24740 (compute_antic_safe): Renamed and removed rvuse calculation.
24741 Calculate only antic safe.
24742 (insert_into_preds_of_block): Remove assert.
24743 (execute_pre): Update for renamed functions.
24744 (defer_or_phi_translate_block): New function.
24746 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24748 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24749 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24751 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24752 Follow spelling conventions.
24754 * tree-data-ref.h: Remove the prototype for analyze_array.
24756 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24758 PR tree-optimization/31041
24759 * tree-vect-transform.c (get_initial_def_for_induction): Call
24760 force_gimple_operand.
24762 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24764 * ipa-type-escape.c (look_for_casts) : Revert code to use
24765 handled_component_p due to ada test a-numaux.adb.
24767 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24769 * final.c (final_scan_insn): Alter the condition of a
24770 conditional trap if we have nonstandard CC.
24772 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24774 * configure.ac: Remove excess quoting from asm line 0 test.
24775 * configure: Rebuilt.
24777 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24779 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24780 * c-common.c (convert_and_check): Move warning logic to...
24781 (warnings_for_convert_and_check): ...here. Define.
24782 * c-common.h (warnings_for_convert_and_check): Declare.
24784 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24786 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24787 (output_call): Likewise.
24789 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24791 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24793 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24795 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24797 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24799 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24800 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24802 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24804 PR tree-optimization/31183
24805 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24806 Use double_int instead of unsigned int for representing access_strides.
24807 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24809 2007-03-16 Richard Guenther <rguenther@suse.de>
24811 PR tree-optimization/31146
24812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24813 to allow recursion of forward_propagate_addr_expr.
24814 (forward_propagate_addr_into_variable_array_index): Likewise.
24815 (forward_propagate_addr_expr): Likewise.
24816 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24817 (forward_propagate_addr_expr_1): Recurse on simple copies
24818 instead of propagating into them. Do so for useless conversions
24820 (forward_propagate_addr_expr): Clean up unused statements after
24823 2007-03-16 Richard Guenther <rguenther@suse.de>
24825 * builtins.c (expand_builtin_cexpi): Use the right argument
24826 for the expansion via cexp.
24828 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24830 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24831 * configure: Rebuilt.
24833 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24836 * dwarf2out.c (force_type_die): Adjust comment.
24837 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24839 2007-03-15 DJ Delorie <dj@redhat.com>
24841 * config/frv/predicates.md (minmax_operator): Don't check operands
24844 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24846 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24847 Update constant estimates of number of iterations.
24848 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24849 argument renamed to "realistic".
24850 (compute_estimated_nb_iterations): Removed.
24851 (record_niter_bound): New function.
24852 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24853 call record_nonwrapping_iv with upper = false.
24854 (infer_loop_bounds_from_signedness): Pass upper argument to
24855 record_nonwrapping_iv.
24856 (estimate_numbers_of_iterations_loop): Do not call
24857 compute_estimated_nb_iterations. Record estimate based on profile
24858 information. Initialize the constant estimates of number of
24860 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24862 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24863 number of iterations is too small.
24864 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24865 (EST_NOT_AVAILABLE): Removed.
24866 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24867 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24870 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24872 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24873 Handle NE_EXPR guards.
24875 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24878 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24879 Set also -pedantic-errors by default for the preprocessor unless
24880 -fpermissive is given.
24882 2007-03-15 Richard Guenther <rguenther@suse.de>
24884 PR middle-end/29719
24885 PR middle-end/31161
24886 * builtins.c (expand_builtin_cexpi): As a fallback if we
24887 don't have builtins for sincos or cexp create a function
24888 declaration for cexp and expand to a call to that.
24889 (expand_builtin_int_roundingfn): Always fall
24890 back to floor/ceil and its variants even if they may be
24893 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24895 PR middle-end/31159
24896 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24897 jump tables, move the call to delete_dead_jumptables from here...
24898 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24899 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24900 don't allow merging of blocks that try_redirect_by_replacing_jump
24901 also does not handle when not optimizing.
24903 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24904 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24906 * config/i386/i386.md (x86_sahf_1): Correctly handle
24909 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24912 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24913 x86_64_general_operand as operand[2] predicate. Remove "iF"
24914 from operand constraints and use "e" constraint instead.
24915 (*subti3_1, *subti3_1 splitter): Ditto.
24916 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24917 operand[1] predicate.
24919 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24921 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24922 arrays, multiply the access strides by the size of the sub-array.
24923 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24925 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24927 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24928 the configured assembler supports the sahf mnemonic.
24929 * configure: Regenerate.
24930 * config.in: Regenerate.
24932 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24933 emit "sahf" or ".byte\t0x9e" as asm template.
24935 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24938 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24939 option to replace hard coded TARGET_xxx in md file.
24940 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24941 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24942 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24943 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24944 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24945 (X86_TUNE_NOT_VECTORMODE): Ditto.
24946 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24947 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24948 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24949 (TUNE_SLOW_IMUL_IMM8): Ditto.
24950 (TUNE_MOVE_M1_VIA_OR): Ditto.
24951 (TUNE_NOT_UNPAIRABLE): Ditto.
24952 (TUNE_NOT_VECTORMODE): Ditto.
24954 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24957 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24958 tuning options instead of hard coded TARGET_xxx.
24959 (fix ssemode peephole2's): Ditto.
24960 (imul peephole2's): Ditto.
24962 (movdi_or_rex64): Ditto.
24963 (move peephole2): Ditto.
24964 (not peephole2's): Ditto.
24966 2007-03-14 Dirk Mueller <dmueller@suse.de>
24968 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24969 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24970 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24972 * c-parser.c (c_parser_do_statement): Warn about empty body in
24973 do/while statement.
24974 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24975 * doc/invoke.texi (-Wempty-body): Update documentation.
24977 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24980 * c-common.h (warn_for_div_by_zero): Declare.
24981 * c-common.c (warn_for_div_by_zero): Define.
24982 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24985 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24987 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24988 to PREFIX and STANDARD_PREFIX.
24990 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24991 Phil Edwards <phil@codesourcery.com>
24993 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24994 (__gthread_once_t): Remove busy field for RTPs.
24995 (__GTHREAD_ONCE_INIT): Update accordingly.
24997 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24999 * doc/invoke.texi: Document VxWorks options.
25001 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25003 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25005 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25007 PR tree-optimization/30590
25008 * tree-nrv.c (tree_nrv): Check for the partial update of the
25011 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25013 * flags.h (flag_random_seed): Remove declaration, in favor of...
25014 * toplev.h (get_random_seed, set_random_seed): ... these.
25015 * tree.c (get_file_function_name): Use the former.
25016 * opts.c (common_handle_option): Use the latter.
25019 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25021 PR middle-end/31127
25022 * cse.c (cse_find_path): Do not bail out if a basic block that
25023 we already visited now becomes part of a path that starts at a
25024 different basic block. Just disallow this, to make sure we
25025 visit each basic block at most once.
25027 2007-03-13 Jan Hubicka <jh@suse.cz>
25029 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25030 attributes, when profile esitmate is present, calls with very low
25031 frequency are cold.
25033 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25035 PR tree-optimization/30730
25036 PR tree-optimization/26900
25037 * tree-ssa-loop-niter.c: Include gmp.h.
25038 (bounds): New type.
25039 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25040 split_to_var_and_offset, determine_value_range,
25041 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25042 bound_difference, bounds_add, bounds_negate,
25043 number_of_iterations_ne_max, dump_affine_iv): New functions.
25044 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25045 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25046 difference of initial and final value of control iv to validate
25048 (number_of_iterations_cond): Add loop parameter. Determine bounds
25049 on the difference of the extremes of the control iv. Add dumps.
25050 (expand_simple_operations): Handle phi nodes.
25051 (simplify_using_initial_conditions): Do not record used conditions.
25052 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25053 Do not set additional_info.
25054 (implies_nonnegative_p, implies_ge_p): Removed.
25055 (derive_constant_upper_bound): Do not use parameter `additional'.
25056 (record_estimate): Parameter `additional' removed. Parameter
25057 `i_bound' added. Do not call derive_constant_upper_bound.
25058 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25059 bound the number of iterations estimate.
25060 (estimate_numbers_of_iterations_loop): Pass the estimate from
25061 the number of iterations analysis to record_estimate.
25062 * tree.h (multiple_of_p): Declare.
25063 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25064 (scev_const_prop): Do not check expression_expensive_p.
25065 * fold-const.c (multiple_of_p): Exported.
25066 * double-int.c (double_int_mask): Exported.
25067 * double-int.h (double_int_mask): Declare.
25068 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25069 field. Added max field.
25071 2007-03-13 David Taylor <taylor@candd.org>
25074 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25077 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25080 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25081 two unamed patterns.
25083 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25085 * config/i386/i386.opt (mcx16, msahf): New options.
25086 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25087 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25089 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25090 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25091 Output -mcx16 and -msahf options when corresponding bit is set.
25093 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25094 and -msahf options.
25096 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25098 * configure.ac: Test for assembler tolerance to # 0 "".
25099 * configure, config.in: Rebuilt.
25100 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25102 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25104 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25106 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25107 (handle_syscall): Handle direct system calls.
25108 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25110 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25112 * doc/invoke.texi: Fix cpp.info cross-reference.
25113 * doc/passes.texi: Fix gcc.info cross-reference.
25115 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25117 PR tree-optimization/30835
25118 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25119 bb_for_stmt is not NULL before accessing it.
25121 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25123 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25126 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25129 * doc/install.texi: Document --enable-stage1-languages
25131 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25133 * tree-pass.h (pass_into_cfg_layout_mode,
25134 pass_outof_cfg_layout_mode): Declare.
25135 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25136 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25137 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25138 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25140 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25142 * c-decl.c (warn_variable_length_array): New function.
25143 Refactored from grokdeclarator to handle warn_vla
25144 and handle unnamed array case.
25145 (grokdeclarator): Refactored VLA warning case.
25146 * c.opt (Wvla): New flag.
25147 * doc/invoke.texi (Wvla): New warning.
25149 2007-03-12 Richard Henderson <rth@redhat.com>
25151 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25152 (TARGET_SECTION_TYPE_FLAGS): New.
25154 2007-03-12 Richard Henderson <rth@redhat.com>
25156 * config/darwin.c (machopic_reloc_rw_mask): New.
25157 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25158 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25160 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25162 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25163 * cppdefault.h (cpp_PREFIX): Document.
25164 (cpp_PREFIX_len): Likewise.
25165 (cpp_EXEC_PREFIX): New variable.
25166 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25167 * c-incpath.c (add_standard_paths): Correct logic for relocating
25168 paths within prefix.
25170 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25172 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25173 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25175 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25176 fix_truncdfdi_sse using SSEMODEF mode macro.
25177 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25178 fix_truncdfsi_sse using SSEMODEF mode macro.
25179 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25180 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25182 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25184 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25185 elfos.h to tm_file.
25187 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25189 * tree.h : Add multiple_of_p declaration.
25190 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25191 * ipa-type-escape.c (results_of_malloc): Redundant.
25192 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25193 (cast_type): Extended with new members.
25194 (check_cast): Returns cast_type.
25195 (cast): New structure for data of walk_use_def_chains.
25196 (is_malloc_result, is_cast_from_non_pointer_1,
25197 is_cast_from_non_pointer,
25198 is_array_access_through_pointer_and_index): New functions.
25199 (look_for_casts): Returns cast types.
25200 (check_call): Returns void.
25201 (okay_pointer_operation): Use support of pointer plus index,
25202 pointer plus constant and allow all multiplications.
25204 2007-03-11 Richard Guenther <rguenther@suse.de>
25206 PR tree-optimization/31115
25207 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25208 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25209 A shift count of zero is not special as with *_DIV_EXPR.
25210 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25213 2007-03-11 Ian Lance Taylor <iant@google.com>
25215 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25216 the *_DIV_EXPR codes correctly with overflow infinities.
25218 2007-03-11 Ira Rosen <irar@il.ibm.com>
25220 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25221 indicate success/failure of the analysis. Add negation to subtrahend
25222 in case of subtraction. Fail if both operands contain constants.
25223 (create_data_ref): Fail if analyze_offset fails.
25225 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25227 * config/i386/i386.md (frndintxf2): Rename to ...
25228 (rintxf2): ... this. Remove expander having same name.
25229 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25230 (roundsf2, rounddf2): Ditto.
25231 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25232 (lround<mode>di2, lround<mode>si2): Ditto.
25234 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25236 * lower-subreg.c: Include except.h.
25237 (decompose_multiword_subregs): Verify that the only control flow
25238 insns we can split are loads to multi-words pseudos.
25239 Handle breaking such blocks after splitting, instead of calling
25240 find_many_sub_basic_blocks.
25242 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25243 on the new basic block. Add a lengthy comment explaining why we
25244 thought this was necessary.
25245 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25247 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25250 * tree.c (walk_type_fields): Recurse into the element type of
25251 ARRAY_TYPEs if there is a pointer set.
25253 2007-03-10 Dirk Mueller <dmueller@suse.de>
25255 * c-common.c (warn_logical_operator): Fix condition.
25257 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25259 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25261 * config/darwin.c (machopic_select_section): Remove superfluous
25262 argument in call to categorize_decl_for_section. Remove unused
25265 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25267 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25269 * configure: Regenerate.
25271 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25274 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25275 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25276 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25277 Add LABEL_NUSES to emitted label.
25278 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25279 branch probability value to emitted jump insn.
25280 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25281 Do not check life information and do not re-arrange input operands
25282 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25284 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25286 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25287 the change of decode_asm_operands.
25289 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25291 * mode-switching.c (create_pre_exit): Skip blockage insn.
25293 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25295 * tree-pass.h (TODO_update_smt_usage): Remove.
25297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25301 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25303 * pa.c (attr_length_call): Revise condition for long
25304 pc-relative branch.
25305 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25306 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25307 sequence on SOM target.
25309 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25311 * gcc.c: Document %{, in big comment at top.
25312 (input_suffix_matches): Remove special handling for .s and
25314 (input_spec_matches): New.
25315 (handle_braces): Handle %{,.
25316 (validate_switches): ',' indicates a value which is not a switch.
25317 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25318 to detect assembler input.
25319 * config/i386/sol2.h (CPP_SPEC): Likewise.
25320 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25321 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25322 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25323 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25324 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25325 -m64 causes deployment target to default to 10.5.
25326 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25328 2007-03-09 Richard Henderson <rth@redhat.com>
25331 * target.h (targetm.asm.out.reloc_rw_mask): New.
25332 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25333 (TARGET_ASM_OUT): Use it.
25334 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25335 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25336 use the new reloc_rw_mask target hook instead.
25337 (default_section_type_flags_1): Merge into...
25338 (default_section_type_flags): ... here.
25339 (decl_readonly_section_1): Merge into...
25340 (decl_readonly_section): ... here.
25341 (default_elf_select_section_1): Merge into...
25342 (default_elf_select_section): ... here.
25343 (default_unique_section_1): Merge into...
25344 (default_unique_section): ... here.
25345 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25346 (default_select_rtx_section): Use it.
25347 (default_elf_select_rtx_section): Likewise.
25348 * output.h: Update to match.
25349 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25350 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25351 (TARGET_ASM_RELOC_RW_MASK): New.
25352 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25353 to categorize_decl_for_section.
25354 (x86_64_elf_unique_section): Likewise.
25355 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25356 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25357 (TARGET_ASM_RELOC_RW_MASK): New.
25358 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25359 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25360 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25361 (TARGET_RWRELOC): Remove.
25362 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25363 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25364 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25365 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25366 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25367 (rs6000_xcoff_select_section): Use decl_readonly_section.
25368 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25369 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25370 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25371 (TARGET_SECTION_TYPE_FLAGS): Remove.
25372 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25374 2007-03-09 Roger Sayle <roger@eyesopen.com>
25376 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25377 complex constant equality/inequality comparisons for here.
25378 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25379 known at compile-time or can be simplified to a scalar comparison.
25380 (fold_relational_const): Move compile-time evaluation of complex
25381 constant equality/inequality comparisons to here.
25383 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25385 PR rtl-optimization/30643
25386 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25388 (fold_rtx): Recurse, like before 2006-11-03.
25390 2007-03-09 DJ Delorie <dj@redhat.com>
25392 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25395 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25397 PR tree-optimization/30375
25398 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25399 LHS of statements is not the same.
25400 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25402 2007-03-09 Chao-ying Fu <fu@mips.com>
25404 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25406 * doc/invoke.texi (-mdspr2): Document new option.
25407 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25408 New unspec for DSP REV 2.
25409 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25410 these instructions are extended in DSP REV 2.
25411 (mips-dspr2.md): Include.
25412 * config/mips/mips.opt (mdspr2): New option.
25413 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25414 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25415 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25416 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25417 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25418 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25419 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25421 (bdesc_map): Add one field of unsupported_target_flags.
25422 (bdesc_arrays): Update entries to have extra fields. Add
25424 (mips_init_builtins): Initialize new function types.
25425 Check unsupported_target_fileds to filter out builtins.
25426 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25428 (ASM_SPEC): Pass mdspr2 to the assembler.
25429 * config/mips/mips-dspr2.md: New file.
25431 2007-03-09 Sa Liu <saliu@de.ibm.com>
25433 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25435 2007-03-09 Ian Lance Taylor <iant@google.com>
25437 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25438 argument) like -Wstrict-overflow=2.
25439 * doc/invoke.texi (Warning Options): Update documentation.
25441 2007-03-09 Dirk Mueller <dmueller@suse.de>
25444 * doc/invoke.texi (-Wlogical-op): Document.
25445 * common.opt (-Wlogical-op): New.
25446 * c-common.h (warn_logical_operator): Declare.
25447 * c-common.c (warn_logical_operator): Define.
25448 * c-typeck.c (parser_build_binary_op): Call
25449 warn_logical_operator.
25451 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25453 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25454 * final.c (final_scan_insn): Test for non-"" file name.
25456 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25458 * doc/loop.texi: Document the Omega linear constraints solver.
25459 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25460 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25461 omega-hash-table-size, omega-max-keys, and
25462 omega-eliminate-redundant-constraints.
25463 * tree-pass.h (pass_check_data_deps): Declared.
25466 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25467 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25468 pass_check_data_deps): New.
25469 * tree-data-ref.c (init_data_ref): Remove declaration.
25470 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25471 (analyze_array): Renamed init_array_ref, move up initializations.
25472 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25473 Removed arguments that are set to NULL.
25474 (analyze_indirect_ref): Correct indentation, correct call to
25476 (object_analysis): Call init_array_ref instead of analyze_array.
25477 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25478 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25479 of DR_ACCESS_FNS_ADDR.
25480 (init_omega_eq_with_af, omega_extract_distance_vectors,
25481 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25482 ddr_consistent_p): New.
25483 (compute_affine_dependence): Check consistency of ddrs when
25484 flag_check_data_deps is passed.
25485 (analyze_all_data_dependences): Uncomment.
25486 (tree_check_data_deps): New.
25487 * tree-data-ref.h: Include omega.h.
25488 (DR_ACCESS_FNS_ADDR): Removed.
25489 (data_dependence_relation): Add inner_loop.
25490 (DDR_INNER_LOOP): New.
25491 * common.opt (fcheck-data-deps): New.
25492 * tree-flow.h (tree_check_data_deps): Declare.
25493 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25494 (OBJS-common): Depend on omega.o.
25496 * passes.c (pass_check_data_deps): Scheduled.
25497 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25498 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25499 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25500 PARAM_VECT_MAX_VERSION_CHECKS,
25501 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25503 2007-03-09 Richard Guenther <rguenther@suse.de>
25505 PR tree-optimization/30904
25506 PR middle-end/31058
25507 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25508 the same way as *_DIV_EXPR.
25510 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25512 * recog.c (decode_asm_operands): No mixed declarations and code.
25514 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25516 * rtl.def (ASM_INPUT): Add location.
25517 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25518 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25519 (decode_asm_operands): Add loc operand.
25520 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25521 * stmt.c (expand_asm): Rename to...
25522 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25523 gen_rtx_ASM_INPUT_loc.
25524 (expand_asm_expr): Adjust.
25525 * recog.c (decode_asm_operands): Add loc operand.
25526 (check_asm_operands, extract_insn): Adjust.
25527 * reload1.c (maybe_fix_stack_asms): Likewise.
25528 * final.c (asm_insn_count): Likewise.
25529 (final_scan_insn): Output # line before and after asm.
25531 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25533 * tree-ssa-structalias.c (variable_info): Remove
25535 (new_var_info): Ditto.
25536 (shared_bitmap_info_t): New structure.
25537 (shared_bitmap_table): New variable.
25538 (shared_bitmap_hash): New function.
25539 (shared_bitmap_eq): Ditto
25540 (shared_bitmap_lookup): Ditto.
25541 (shared_bitmap_add): Ditto.
25542 (merge_smts_into): Change to take bitmap directly.
25543 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25544 (init_alias_vars): Init shared bitmap hashtable.
25545 (delete_points_to_sets): Delete shared bitmap hashtable.
25546 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25547 is_aliased removal as a change that was still necessary was
25550 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25552 * config/i386/i386.h (override_options): Conditionally disable
25553 x86_sahf for 64bit targets only.
25555 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25558 * c-decl.c (merge_decls): Don't call make_var_volatile.
25559 * varasm.c (make_var_volatile): Remove.
25560 * output.h (make_var_volatile): Remove.
25562 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25564 PR tree-optimization/31085
25565 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25567 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25569 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25570 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25571 ATTR_CONST_NOTHROW_LIST.
25573 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25576 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25578 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25580 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25583 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25585 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25586 passed, use shared libgcc.
25588 2007-03-08 Roger Sayle <roger@eyesopen.com>
25590 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25591 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25592 (honor_protect_cleanup_actions, lower_try_finally_switch):
25594 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25595 ifc_temp_var): Likewise.
25596 * tree-inline.c (setup_one_parameter): Likewise.
25597 * tree-mudflap.c (mf_decl_cache_locals,
25598 mf_build_check_statement_for): Likewise.
25599 * tree-nested.c (init_tmp_var, save_tmp_var,
25600 finalize_nesting_tree_1): Likewise.
25601 * tree-outof-ssa.c (insert_copy_on_edge,
25602 insert_backedge_copies): Likewise.
25603 * tree-profile.c (tree_gen_edge_profiler,
25604 tree_gen_ic_profiler): Likewise.
25605 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25606 * tree-sra.c (sra_build_assignment): Likewise.
25607 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25608 * tree-ssa-math-opts.c (insert_reciprocals,
25609 execute_cse_sincos_1): Likewise.
25610 * tree-tailcall.c (adjust_accumulator_values,
25611 adjust_return_value): Likewise.
25612 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25613 * tree-vect-transform.c (vect_create_data_ref_ptr,
25614 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25615 vect_create_epilog_for_reduction, vectorizable_reduction,
25616 vectorizable_call, vectorizable_conversion,
25617 vectorizable_assignment, vectorizable_operation,
25618 vectorizable_type_demotion, vect_gen_widened_results_half,
25619 vect_permute_store_chain, vectorizable_store,
25620 vect_setup_realignment, vect_permute_load_chain,
25621 vectorizable_load, vectorizable_condition,
25622 vect_create_cond_for_align_checks): Likewise.
25623 * tree-vrp.c (build_assert_expr_for): Likewise.
25625 2007-03-08 Ian Lance Taylor <iant@google.com>
25627 * tree-vrp.c: Include "intl.h".
25628 (usable_range_p): New static function.
25629 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25630 overflowed values, juts set *strict_overflow_p.
25631 (compare_values): Only return -2 if one of the operands is not a
25633 (compare_ranges): Call usable_range_p.
25634 (compare_range_with_value): Likewise.
25635 (vrp_evaluate_conditional_warnv): Rename from
25636 vrp_evaluate_conditional. Make static. Change all callers.
25637 (vrp_evaluate_conditional): New function.
25638 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25639 on signed overflow.
25640 (simplify_abs_using_ranges): Likewise.
25641 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25642 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25643 within_stmt parameter.
25644 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25645 vrp_evaluate_conditional.
25646 * tree-ssa-threadedge.c
25647 (record_temporary_equivalences_from_stmts_at_dest): Change
25648 simplify parameter to take a second tree parameter.
25649 (simplify_control_stmt_condition): Likewise.
25650 (thread_across_edge): Likewise.
25651 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25652 (thread_across_edge): Likewise.
25653 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25655 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25657 * config/i386/i386.h (TARGET_SAHF): New define.
25658 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25659 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25660 (x86_sahf): New global variable.
25661 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25662 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25663 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25664 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25666 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25667 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25668 when expanding fcomi/sahf based tests.
25669 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25670 expanding sahf based alternative. Emit sahf based sequence when
25671 optimizing for code size.
25672 * config/i386/i386.md (x86_sahf_1): Do not disable for
25673 TARGET_64BIT, enable for TARGET_SAHF.
25675 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25677 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25678 spurious whitespace from error message.
25680 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25683 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25685 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25687 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25689 * tree-sra.c (instantiate_element): Propagate disabled warnings
25690 from the element itself to the created variable.
25692 2007-03-07 Richard Henderson <rth@redhat.com>
25695 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25696 silently fix up the stack in the case of a missing register.
25698 2007-03-07 Paul Brook <paul@codesourcery.com>
25700 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25702 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25704 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25706 (phase1_vrs): Use them.
25707 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25708 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25709 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25710 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25711 __gnu_Unwind_Restore_WMMXC if required.
25712 (_Unwind_VRS_Pop): Implement iWMMXt support.
25713 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25714 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25715 gnu_Unwind_Save_WMMXC): Define.
25717 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25719 * config/vxworks.h (vxworks_override_options): Declare.
25720 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25721 * config/vxworks.c: Include target.h and toplev.h.
25722 (vxworks_override_options): New function.
25723 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25725 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25727 * config/s390/s390.c (override_options): Don't emit an error when
25728 -mstack-size is used without providing -mstack-guard.
25729 (s390_emit_prologue): Choose stack_guard value automatically if not
25730 provided via command line.
25731 * doc/invoke.texi: Adjust description of -mstack-guard and
25734 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25736 * config/i386/i386.c (output_set_got): Add a GOT initialization
25737 sequence for VxWorks PIC.
25738 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25739 around labels as well as symbols. Use gotoff_operand instead
25740 of local_symbolic_operand.
25741 (legitimize_pic_address): Use gotoff_operand instead of
25742 local_symbolic_operand. Use @GOT accesses for labels as
25744 (ix86_output_addr_diff_elt): Use PC-relative rather than
25745 GP-relative offsets for VxWorks PIC.
25746 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25747 no_new_pseudos. Check whether the returned register is op0.
25748 * config/i386/i386.md (tablejump): Use PC-relative rather than
25749 GP-relative offsets for VxWorks PIC.
25750 * config/i386/predicates.md (gotoff_operand): New predicate.
25752 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25754 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25756 * config/vxworks-dummy.h: New file.
25757 * config/i386/i386.h: Include it.
25759 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25761 * dwarf2out.c (is_inlined_entry_point): New
25762 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25763 DW_AT_ranges if the first subblock is the entry point.
25765 2007-03-06 David Daney <ddaney@avtrex.com>
25767 * doc/install.texi (mips-*-*): Change recommended binutils
25770 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25772 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25773 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25775 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25776 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25778 2007-03-06 Jan Hubicka <jh@suse.cz>
25780 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25781 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25783 (probably_cold_bb_p): Cold functions are cold.
25784 (probably_never_executed_bb_p): Cold functions are cold.
25785 (tree_bb_level_predictions): Predict calls to cold functions as not
25787 (compute_function_frequency): Check hot/cold attributes.
25788 * function.h (function_frequency): Update comments.
25789 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25790 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25791 (c_common_att): Add cold and hot.
25793 * doc/extend.texi (hot,cold attributes): Document.
25795 2007-03-06 Andrew Haley <aph@redhat.com>
25797 * function.c (expand_function_end): Move blockage to just after we
25798 emit the label for the naked return from the function.
25800 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25802 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25805 2007-03-06 Jan Hubicka <jh@suse.cz>
25807 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25808 loaded for constant large models. Non-large 64bit PIC can do.
25809 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25810 * cmodel.h: Add LARGE PIC.
25811 * i386.md (UNSPEC_PLTOFF): New.
25812 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25814 (*call_1_rex64): Disable for large models.
25815 (*call_1_rex64_large): New.
25816 (*call_value_1_rex64): Disable for large models.
25817 (*call_value_1_rex64_large): New.
25818 (set_rip_rex4): New.
25819 (set_got_offset_rex64): New.
25820 * predicates.md (constant_call_address_operand): For large model
25821 constant calls are not possible.
25822 * i386-protos.h (construct_plt_address): Declare.
25823 * i386.c (override_options): Accept large models.
25824 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25825 (legitimate_constant_p): Add new UNSPECs.
25826 (legitimate_pic_operand_p): Likewise.
25827 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25828 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25830 (output_pic_addr_const): Add PLTOFF.
25831 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25832 (ix86_expand_move): Legitimize pic address when in PIC mode.
25833 (construct_plt_address): New function.
25834 (ix86_expand_call): Offload the address to register and use GOT
25835 pointer for large model.
25836 * invoke.texi (mcmodel=large): Update documentation.
25838 2007-03-06 Richard Henderson <rth@redhat.com>
25840 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25841 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25842 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25843 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25844 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25845 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25846 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25847 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25848 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25849 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25850 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25851 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25852 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25853 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25854 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25855 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25856 x86_schedule, x86_use_bt, x86_pad_returns,
25857 x86_use_xchgb): Merge into ...
25858 (ix86_tune_features): ... here. New array.
25859 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25860 x86_bswap): Merge into ...
25861 (ix86_arch_features): ... here. New array.
25862 (x86_3dnow_a): Remove.
25863 (x86_accumulate_outgoing_args): Make static.
25864 (x86_arch_always_fancy_math_387): Make static.
25865 (ix86_tune_mask, ix86_arch_mask): Move ...
25866 (override_options): ... to local variables here. Apply the
25867 appropriate mask to each element of ix86_arch_features and
25868 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25869 as were done in the old macros.
25870 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25871 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25872 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25873 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25874 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25875 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25876 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25877 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25878 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25879 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25880 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25881 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25882 x86_accumulate_outgoing_args, x86_prologue_using_move,
25883 x86_epilogue_using_move, x86_decompose_lea,
25884 x86_arch_always_fancy_math_387, x86_shift1,
25885 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25886 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25887 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25888 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25889 x86_use_incdec, x86_pad_returns, x86_bswap,
25890 x86_partial_flag_reg_stall): Remove.
25891 (enum ix86_tune_indices): New.
25892 (ix86_tune_features): New.
25893 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25894 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25895 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25896 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25897 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25898 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25899 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25900 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25901 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25902 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25903 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25904 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25905 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25906 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25907 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25908 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25909 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25910 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25911 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25912 TARGET_EXT_80387_CONSTANTS): Use it.
25913 (enum ix86_arch_indices): New.
25914 (ix86_arch_features): New.
25915 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25916 TARGET_BSWAP): Use it.
25917 (ix86_tune_mask, ix86_arch_mask): Remove.
25919 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25922 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25923 Define using $${sysroot_headers_suffix}.
25924 * configure: Regenerate.
25925 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25926 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25928 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25929 * gcc.c (print_sysroot_headers_suffix): New.
25930 (option_map): Include --print-sysroot-headers-suffix.
25931 (display_help): Mention -print-sysroot-headers-suffix.
25932 (process_command): Handle -print-sysroot-headers-suffix.
25933 (do_spec_1): Append multilib directory to include-fixed path if
25934 sysroot suffixes in use.
25935 (main): Handle -print-sysroot-headers-suffix.
25936 * Makefile.in (start.encap): Don't depend on xlimits.h
25937 (xlimits.h): Remove.
25938 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25939 limits.h for each multilib in fixinc_list.
25940 (fixinc_list, s-fixinc_list): New.
25941 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25942 generate them for each multilib in fixinc_list.
25943 (stmp-fixproto): Use include-fixed. Run fixproto for each
25944 multilib in fixinc_list.
25945 (mostlyclean): Don't remove xlimits.h.
25946 (clean): Remove include-fixed.
25947 (real-install-headers-tar, real-install-headers-cpio,
25948 real-install-headers-cp): Don't copy include, only include-fixed.
25949 (install-mkheaders): Depend on fixinc_list. Don't depend on
25950 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25951 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25952 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25954 2007-03-06 Jan Hubicka <jh@suse.cz>
25956 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25959 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25961 * configure.ac: Allow tm_file to contain build-directory files.
25962 * configure: Regenerate.
25963 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25964 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25965 * config/m68k/print-sysroot-suffix.sh: New file.
25967 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25969 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25970 of pic_offset_table_rtx if reload_completed.
25971 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25972 PIC_OFFSET_TABLE_REGNUM.
25973 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25975 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25976 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25978 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25980 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25981 functions that call eh_return.
25983 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25985 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25986 functions that need a constant pool.
25988 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25991 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25992 (m68k_preferred_reload_class): Likewise.
25993 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25994 (SECONDARY_RELOAD_CLASS): Define.
25995 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25996 (LIMIT_RELOAD_CLASS): Delete.
25997 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25998 registers from storing bytes.
25999 (m68k_secondary_reload_class): New function.
26000 (m68k_preferred_reload_class): Likewise.
26002 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26004 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26006 (m68k_expand_prologue): Likewise.
26008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26010 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26011 (mips_expand_epilogue): Add a bool parameter.
26012 (m68k_legitimize_sibcall_address): Declare.
26013 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26014 (m68k_expand_epilogue): Add a parameter to select between sibling
26015 and normal epilogues. Only generate a return for the latter.
26016 (m68k_ok_for_sibcall_p): New function.
26017 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26018 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26019 (sibcall_value, *sibcall_value): Likewise.
26020 (*call, *call_value): Require !SIBLING_CALL_P.
26021 (epilogue): Update call to m68k_expand_epilogue.
26022 (sibcall_epilogue): New pattern.
26023 * config/m68k/predicates.md (const_call_operand): Say that this
26024 predicate applies to sibling calls too.
26025 (sibcall_operand): New predicate.
26027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26029 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26030 alternatives as movsi_cf.
26031 (movsf_cf_hard): Add commentary.
26033 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26034 Richard Sandiford <richard@codesourcery.com>
26036 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26037 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26038 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26039 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26040 as being live on exit from an interrupt function.
26041 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26042 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26043 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26044 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26045 (m68k_interrupt_function_p): Globalize.
26046 (m68k_compute_frame_layout): Remove reverse mask code.
26047 (m68k_emit_movem, m68k_set_frame_related): New functions.
26048 (m68k_output_function_prologue): Delete in favor of...
26049 (m68k_expand_prologue): ...this new function.
26050 (m68k_output_function_epilogue): Delete in favor of...
26051 (m68k_expand_epilogue): ...this new function.
26052 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26054 (print_operand): Handle %?.
26055 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26056 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26057 (prologue, epilogue): New patterns.
26058 (return): Turn into a define_expand.
26059 (*return): New pattern, derived from old "return" pattern. Use rte
26060 rather than rts for interrupt functions. Only use rtd if the pop
26062 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26063 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26064 (link, *link, unlink, *unlink, load_got): Likewise.
26066 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26070 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26071 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26072 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26073 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26074 and m68k_matches_u_p.
26075 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26076 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26077 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26078 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26079 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26080 (REG_STRICT_P): New macro.
26081 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26082 PCREL_GENERAL_OPERAND_OK.
26083 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26084 m68k_legitimate_base_reg_p.
26085 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26086 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26087 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26088 * config/m68k/m68k.c (m68k_address): New structure.
26089 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26090 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26091 (m68k_jump_table_ref_p, m68k_decompose_address)
26092 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26093 (m68k_matches_u_p): New functions.
26094 (print_operand_address): Rewrite to use m68k_decompose_index.
26096 2007-03-05 David Taylor <dtaylor@emc.com>
26098 * gcc.c: Correct copyright date in --version output.
26100 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26102 * pa.md: In unamed move patterns, disparge copies between general
26103 and floating point registers using '?' modifier. Don't include 'f'
26104 constraint for register preferences in DImode, SImode, HImode and
26105 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26106 Remove constraints for copies between general and floating registers
26107 in soft-float DFmode pattern.
26108 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26112 2007-03-05 Mike Stump <mrs@apple.com>
26114 * c-common.c (targetcm): Add.
26115 * c-opts.c (c_common_handle_option): Handle language specific
26117 * opts.c (handle_option): Verify language for target options, if
26119 * opth-gen.awk: Add CL_LANG_ALL.
26120 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26121 (TARGETCM_INITIALIZER): Add.
26122 * target.h (struct gcc_targetcm): Add.
26124 * targhooks.c (default_handle_c_option): Add.
26125 * targhooks.h (default_handle_c_option): Add.
26126 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26128 * config/darwin.opt (iframework): Add.
26129 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26130 * config/darwin-c.c (handle_c_option): Add.
26131 (TARGET_HANDLE_C_OPTION): Add.
26133 * doc/invoke.texi (Darwin Options): Add -iframework.
26135 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26137 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26140 2007-03-05 Ian Lance Taylor <iant@google.com>
26142 * c.opt (fgnu89-inline): New option.
26143 * c-opts.c (c_common_post_options): Set default value for
26145 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26146 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26148 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26149 (grokdeclarator, start_function): Likewise.
26150 * c-cppbuiltin.c (c_cpp_builtins): Define either
26151 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26152 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26153 (C Dialect Options): Document -fgnu89-inline.
26154 * doc/extend.texi (Function Attributes): Explain what the
26155 gnu_inline attribute does.
26156 * doc/cpp.texi (Common Predefined Macros): Document
26157 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26159 2007-03-05 Ian Lance Taylor <iant@google.com>
26161 PR tree-optimization/31034
26162 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26163 half-range if the other side is an overflow infinity.
26165 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26167 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26168 (bfin*-linux-uclibc*): New configuration.
26169 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26171 * config/bfin/linux.h: New file.
26172 * config/bfin/libgcc-bfin.ver: New file.
26173 * config/bfin/t-bfin-uclinux: New file.
26174 * config/bfin/t-bfin-linux: New file.
26175 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26176 (TARGET_OS_CPP_BUILTINS): New macro.
26178 2007-03-05 Richard Guenther <rguenther@suse.de>
26180 * fold-const.c (fold_binary): Remove duplicate folding
26181 of comparison of non-null ADDR_EXPR against null.
26183 2007-03-05 Richard Guenther <rguenther@suse.de>
26184 Dorit Nuzman <dorit@il.ibm.com>
26186 PR tree-optimization/26420
26187 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26188 are no loops in the function. Only print the number of
26189 vectorized loops if it is greater than zero or we are supposed
26190 to print information about unvectorized loops.
26192 2007-03-05 Revital Eres <eres@il.ibm.com>
26194 * gcc.dg/var-expand1.c: New test.
26195 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26196 when an accumulator is expanded.
26198 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26201 * c-common.c (convert_and_check): Don't give warnings for
26202 conversion if 'expr' already overflowed.
26204 2007-03-04 Roger Sayle <roger@eyesopen.com>
26206 PR middle-end/30744
26207 * fold-const.c (fold_comparison): Enforce type consistency when
26208 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26210 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26212 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26213 containing a cast to the base of TARGET_MEM_REF.
26215 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26217 * tree.c (tree_contains_struct_check_failed): Remove spurious
26218 whitespace from error message.
26220 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26223 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26224 instead of precision.
26226 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26227 Nathan Sidwell <nathan@codesourcery.com>
26229 * emit-rtl.c (find_auto_inc): New.
26230 (try_split): recreate REG_INC notes,
26231 Use regular for loops rather than whiles.
26233 2007-03-03 Andreas Schwab <schwab@suse.de>
26235 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26236 * configure: Regenerate.
26238 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26240 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26241 flag_rounding_math, not flag_unsafe_math_optimizations.
26243 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26245 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26246 alpha_fold_vector_minmax): Likewise.
26247 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26248 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26250 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26252 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26253 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26254 if the lhs has side-effects.
26255 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26257 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26259 * config/i386/i386.h (TUNEMASK): Remove define.
26260 (ARCHMASK): Remove define.
26261 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26262 Use ix86_arch_mask variable instead of ARCHMASK.
26263 * config/i386/i386.c (override_options): Ditto.
26264 (standard_80387_constant_p): Ditto.
26266 2007-03-02 Ian Lance Taylor <iant@google.com>
26268 Used signed infinities in VRP.
26269 * tree-vrp.c (uses_overflow_infinity): New static function.
26270 (supports_overflow_infinity): New static function.
26271 (make_overflow_infinity): New static function.
26272 (negative_overflow_infinity): New static function.
26273 (positive_overflow_infinity): New static function.
26274 (is_negative_overflow_infinity): New static function.
26275 (is_positive_overflow_infinity): New static function.
26276 (is_overflow_infinity): New static function.
26277 (overflow_infinity_range_p): New static function.
26278 (compare_values_warnv): New function split out of compare_values.
26279 (compare_value): Call it.
26280 (set_value_range_to_nonnegative): Add overflow_infinity
26281 parameter. Change caller.
26282 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26284 (vrp_expr_computes_nonzero): Likewise.
26285 (compare_ranges, compare_range_with_value): Likewise.
26286 (compare_name_with_value, compare_names): Likewise.
26287 (vrp_evaluate_conditional): Likewise.
26288 (set_value_range): Handle infinity
26289 (vrp_operand_equal_p, operand_less_p): Likewise.
26290 (extract_range_from_assert): Likewise.
26291 (vrp_int_const_binop): Likewise.
26292 (extract_range_from_binary_expr): Likewise.
26293 (extract_range_from_unary_expr): Likewise.
26294 (extract_range_from_comparison): Likewise.
26295 (extract_range_from_expr): Likewise.
26296 (dump_value_range): Likewise.
26297 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26298 (test_for_singularity): Likewise.
26299 (vrp_int_const_binop): Remove inline qualifier.
26300 (adjust_range_with_scev): Add comment.
26301 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26303 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26305 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26306 (get_constraint_for): Likewise.
26307 (do_structure_copy): Likewise.
26308 (find_func_aliases): Fix references to MODIFY_EXPR.
26309 (intra_create_variable_infos): Tidy.
26310 * tree-ssa-operands.c (add_virtual_operand): Add argument
26312 When adding members of alias sets, if IS_CALL_SITE is true and
26313 the symbol is not call-clobbered, skip it.
26314 Adjust all callers.
26316 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26318 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26319 entry by means of emit_insn_at_entry.
26321 2007-03-02 Richard Henderson <rth@redhat.com>
26323 * expr.h (promoted_input_arg): Remove decl.
26324 * function.c (promoted_input_arg): Merge into ...
26325 * combine.c (setup_incoming_promotions): ... only caller.
26326 Rearrange to avoid double loop.
26328 2007-03-02 Ben Elliston <bje@au.ibm.com>
26329 Peter Bergner <bergner@vnet.ibm.com>
26330 Janis Johnson <janis187@us.ibm.com>
26332 * config/rs6000/dfp.md: New file.
26333 * config/rs6000/rs6000.md: Include dfp.md.
26334 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26335 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26336 and TDmode decimal float modes in FP registers.
26337 (num_insns_constant): Likewise.
26338 (rs6000_legitimate_offset_address_p): Likewise.
26339 (rs6000_legitimize_address): Likewise.
26340 (rs6000_legitimize_reload_address): Likewise.
26341 (rs6000_legitimate_address): Likewise.
26342 (rs6000_emit_move): Likewise.
26343 (function_arg_boundary): Likewise.
26344 (function_arg_advance): Likewise.
26345 (rs6000_darwin64_record_arg_recurse): Likewise.
26346 (function_arg): Likewise.
26347 (rs6000_gimplify_va_arg): Likewise.
26348 (rs6000_split_multireg_move): Likewise.
26349 (rs6000_output_function_epilogue): Likewise.
26350 (rs6000_output_function_epilogue): Likewise.
26351 (rs6000_register_move_cost): Likewise.
26352 (rs6000_function_value): Likewise.
26353 (rs6000_libcall_value): Likewise.
26355 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26357 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26359 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26361 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26362 Use $MULTIDIR to choose between the kernel and RTP headers,
26363 and use $WIND_BASE and $WIND_USR to locate them.
26365 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26367 * config/i386/i386.c (override_options): Put initialization of
26368 ix86_tune_mask and ix86_arch_mask to the correct place.
26370 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26371 Michael Meissner <michael.meissner@amd.com>
26374 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26375 (ARCHMASK): Define.
26376 (TARGET_CMOVE): Use ARCHMASK.
26377 (TARGET_CMPXCHG): Ditto.
26378 (TARGET_CMPXCHG8B): Ditto.
26379 (TARGET_XADD): Ditto.
26380 (TARGET_BSWAP): Ditto.
26381 * config/i386/i386.c (ix86_tune_mask): New global variable.
26382 (ix86_arch_mask): Ditto.
26383 (override_options): Initialize ix86_tune_mask and
26384 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26387 2007-03-02 Ben Elliston <bje@au.ibm.com>
26390 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26392 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26394 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26395 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26396 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26397 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26399 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26400 rs6000_init_dwarf_reg_sizes_extra): New.
26401 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26402 SPE register high parts.
26404 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26406 * Makefile.in: Add install-pdf target as
26407 copied from automake v1.10 rules.
26408 * configure.ac: Add install-pdf to target list.
26409 * configure: Regenerate.
26411 2007-03-01 Paul Brook <paul@codesourcery.com>
26413 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26414 modes to LDRD for DImode.
26415 (output_move_double): Fixup out of range ldrd/strd.
26416 (vfp_secondary_reload_class): Rename...
26417 (coproc_secondary_reload_class): ... to this. Add wb argument.
26418 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26419 coproc_secondary_reload_class for CLASS_IWMMXT.
26420 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26421 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26423 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26425 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26426 unroll factor by the estimated number of iterations.
26427 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26428 than prefetch latency.
26430 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26431 decode_caches_intel, detect_caches_intel): New functions.
26432 (host_detect_local_cpu): Use detect_caches_amd and
26433 detect_caches_intel.
26435 2007-03-01 Richard Henderson <rth@redhat.com>
26437 * expr.c (emit_move_complex_push): Export.
26438 (emit_move_complex_parts): Split out from ...
26439 (emit_move_complex): ... here.
26440 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26441 * config/i386/i386.md (movcdi): New.
26443 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26445 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26446 size of mode1 to check for tieable modes in MMX case.
26448 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26450 * Makefile.in (rtlanal.o): Depend on tree.h.
26451 * rtl.h (offset_within_section_p, split_const): Declare.
26452 * rtlanal.c: Include tree.h.
26453 (offset_within_block_p): New function, taken from
26454 mips_offset_within_object_p.
26455 (split_const): New function, taken from mips_split_const.
26456 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26458 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26459 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26460 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26461 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26462 (m68k_illegitimate_symbolic_constant_p): New function.
26463 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26464 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26465 symbolic constant that might be outside the symbol's section,
26466 move the symbol first and then add the offset.
26467 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26469 * config/mips/mips.c (mips_split_const): Delete.
26470 (mips_offset_within_object_p): Delete.
26471 (mips_symbolic_constant_p): Use offset_within_section_p and
26472 split_const instead of mips_offset_within_object_p and
26474 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26475 (mips_legitimize_const_move, print_operand_reloc)
26476 (mips_dangerous_for_la25_p): Use split_const instead of
26479 2007-02-28 Eric Christopher <echristo@apple.com>
26481 * Makefile.in (install-include-dir): Don't rm -rf include.
26483 2007-02-28 Richard Guenther <rguenther@suse.de>
26485 PR middle-end/30364
26486 * fold-const.c (fold_binary): Do not associate expressions
26487 with more than one variable for integer types that do not wrap.
26489 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26491 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26492 Delete, and replace with...
26493 (fold_builtin_call_array): This. Update callers to use it.
26494 * fold-const.c (fold_build_call_list): Delete, and replace with...
26495 (fold_build_call_array): This.
26496 (fold_build_call_list_initializer): Delete, and replace with...
26497 (fold_build_call_array_initializer): This.
26498 * tree.h: Update declarations to reflect above changes.
26500 * c-typeck.c (build_function_call): Store converted arguments
26501 in a stack-allocated array instead of building a list.
26502 (convert_arguments): Store arguments in the array passed in as an
26503 argument, and return the actual number of arguments.
26504 * c-format.c: (check_function_format): Pass arguments in an
26505 array instead of a list.
26506 * c-common.c (check_function_nonnull): Likewise.
26507 (check_function_sentinel): Likewise.
26508 (check_function_arguments): Likewise.
26509 * c-common.h: Update declarations to reflect above changes.
26511 2007-02-28 Jan Hubicka <jh@suse.cz>
26513 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26514 PRED_NEGATIVE_RETURN): Update outcomes.
26516 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26518 * calls.c (emit_library_call_value_1): Handle partial registers
26519 correctly when building up CALL_INSN_FUNCTION_USAGE.
26521 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26523 * pa/predicates.md (move_src_operand): Allow zero for mode.
26524 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26527 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26530 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26531 *movv2df_internal): Enable pattern only for valid operand
26533 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26534 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26536 2007-02-27 Mike Stump <mrs@apple.com>
26538 * config/darwin-crt3.c: Avoid compilation when compiling for a
26541 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26543 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26545 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26546 for fixed headers and limits.h.
26547 (install-include-dir, install-headers-tar, install-headers-cpio,
26548 install-headers-cp, real-install-headers-tar,
26549 real-install-headers-cpio, real-install-headers-cp): Handle
26550 include-fixed as well as include.
26551 (install-mkheaders): Don't install files that go only in include
26553 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26554 from GCC_INCLUDE_DIR.
26555 * gcc.c (process_command): Remove special -BstageN/ handling.
26556 (do_spec_1): Add include-fixed directories.
26558 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26560 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26562 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26564 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26567 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26569 * c-common.c (get_priority): Add check for
26570 SUPPORTS_INIT_PRIORITY.
26572 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26574 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26576 * config/bfin/bfin.c: Include "cfglayout.h".
26577 (MAX_LSETUP_DISTANCE): New macro.
26578 (struct loop_info): New members incoming, incoming_src and
26579 incoming_dest. Delete member predecessor.
26580 (length_for_loop): New function.
26581 (bfin_optimize_loop): Handle more different loop structures.
26582 (bfin_discover_loop): Rework detection of predecessor blocks by
26583 examining incoming edges.
26584 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26586 (bfin_reorder_loops): New function.
26587 (bfin_reorg_loops): Use these three new functions.
26589 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26590 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26591 (CONSTRAINT_LEN): Add entry for 'q'.
26592 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26593 Add 'q' constraints.
26594 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26595 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26597 * config/bfin/bfin.md (add_with_carry): New pattern.
26598 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26599 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26600 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26601 support unsigned multiplies too. Removed incorrect commutativity from
26602 operand 1 constraint where appropriate.
26603 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26605 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26606 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26608 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26609 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26610 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26611 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26612 usmulhisi_hh_huh): New patterns.
26614 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26615 lshifthi3): Fix output template to use half reg for operand 2.
26617 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26620 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26622 2007-02-27 Andreas Schwab <schwab@suse.de>
26624 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26626 2007-02-27 Jan Hubicka <jh@suse.cz>
26628 * predict.c (last_basic_block_p): Remove.
26629 (tree_estimate_probability): Update return heuristic for commonized
26632 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26634 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26636 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26638 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26639 * doc/cpp.texi: Standardize title page.
26640 * doc/cppinternals.texi: Likewise.
26641 * doc/gcc.texi: Standardize title page, remove version number
26642 from copyright page.
26643 * doc/gccint.texi: Likewise.
26644 * doc/install.texi: Standardize title page, add table of
26647 2007-02-26 Jan Hubicka <jh@suse.cz>
26649 * predict.def: Set outcomes according to more recent results.
26650 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26651 Remove dead predictors.
26652 * predict.c (return_prediction): Fix pasto.
26654 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26656 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26657 change; avoid a memory leak when returning early.
26659 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26661 * c-decl.c (static_ctors): Move to c-common.c.
26662 (static_dtors): Likewise.
26663 (finish_function): Use c_record_cdtor_fn.
26664 (build_cdtor): Move to c-common.c.
26665 (c_write_global_declarations): Use c_build_cdtor_fns.
26666 * c-common.h (static_ctors): Declare.
26667 (static_dtors): Likewise.
26668 (c_record_cdtor_fn): Likewise.
26669 (c_build_cdtor_fns): Likewise.
26670 * c-common.c (static_ctors): New variable.
26671 (static_dtors): Likewise.
26672 (c_record_cdtor_fn): New function.
26673 (build_cdtor): Move from c-decl.c
26674 (c_build_cdtor_fns): New function.
26676 * output.h (assemble_addr_to_section): Declare.
26677 (get_cdtor_priority_section): Likewise.
26678 * varasm.c (assemble_addr_to_section): New function.
26679 (get_cdtor_priority_section): Likewise.
26680 (default_named_section_asm_out_destructor): Use them.
26681 (destor_dtor_section_asm_out_destructor): Likewise.
26682 (default_named_section_asm_out_constructor): Likewise.
26683 (default_ctor_section_asm_out_constructor): Likewise.
26684 * config.gcc (*-*-vxworks*): Include vxworks.o.
26685 * config/t-vxworks (vxworks.o): New target.
26686 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26687 (TARGET_ASM_CONSTRUCTOR): Define.
26688 (TARGET_ASM_DESTRUCTOR): Likewise.
26689 (vxworks_asm_out_constructor): Declare.
26690 (vxworks_asm_out_destructor): Likewise.
26692 * c-common.c (get_priority): Check that we have not just an
26693 INTEGER_CST, but an integer constant with integeral type.
26695 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26697 PR tree-optimization/30938
26698 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26699 use &dt[nargs-1] instead of &dt[nargs] in the call to
26700 vect_is_simple_use().
26702 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26704 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26705 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26706 Do not attempt to handle MEM inside auto-inc expressions.
26707 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26708 of a register modified by an auto-inc expression. However, do handle
26709 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26710 (elimination_effects): Prohibit elimination of a register modified
26711 by an auto-inc expression. Disable register elimination rules whose
26712 target register is modified by an auto-inc expression with variable
26715 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26717 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26719 (array_at_struct_end_p): New function.
26720 (idx_infer_loop_bounds): Use it.
26721 (estimate_numbers_of_iterations_loop): Export.
26722 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26723 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26724 (tree_estimate_probability): Call record_loop_exits.
26725 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26726 (estimated_loop_iterations, estimated_loop_iterations_int,
26727 estimated_loop_iterations_tree): New functions.
26728 (analyze_siv_subscript_cst_affine,
26729 compute_overlap_steps_for_affine_1_2,
26730 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26731 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26732 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26733 (PRED_LOOP_ITERATIONS_GUESSED): New.
26734 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26735 * cfgloop.h (estimate_numbers_of_iterations_loop,
26736 estimated_loop_iterations_int): Declare.
26738 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26740 * doc/extend.texi: Document optional priority argument to
26741 constructors and destructors.
26742 * tree.c (init_priority_for_decl): Adjust GTY markers.
26743 (init_ttree): Use priority-info hash functions for
26744 init_priority_for_decl.
26745 (tree_map_eq): Rename to ...
26746 (tree_map_base_eq): ... this.
26747 (tree_map_marked_p): Rename to ...
26748 (tree_map_base_marked_p): ... this.
26749 (tree_map_base_hash): New function.
26750 (decl_init_priority_lookup): Rework.
26751 (decl_fini_priority_lookup): New function.
26752 (decl_priority_info): New function.
26753 (decl_init_priority_insert): Use it.
26754 (decl_fini_priority_insert): Likewise.
26755 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26757 (decl_restrict_base_insert): Likewise.
26758 (decl_debug_expr_insert): Likewise.
26759 (decl_value_expr_lookup): Likewise.
26760 (decl_value_expr_insert): Likewise.
26761 * tree.h (priority_type): New type.
26762 (decl_init_priority_lookup): Use priority_type.
26763 (decl_fini_priority_lookup): New function.
26764 (decl_init_priority_insert): Use priority_type.
26765 (decl_fini_priority_insert): New function.
26766 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26767 (DECL_INIT_PRIORITY): Likewise.
26768 (SET_DECL_INIT_PRIORITY): Add comment.
26769 (DECL_FINI_PRIORITY): New macro.
26770 (SET_DECL_FINI_PRIORITY): Likewise.
26771 (DEFAULT_INIT_PRIORITY): Document.
26772 (MAX_INIT_PRIORITY): Likewise.
26773 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26774 (tree_map_base): New type.
26775 (tree_map_base_eq): New function.
26776 (tree_map_base_hash): Likewise.
26777 (tree_map_base_marked_p): Likewise.
26778 (tree_map): Inherit from tree_map_base.
26779 (tree_map_eq): Make it a macro.
26780 (tree_map_marked_p): Likewise.
26781 (tree_int_map): Inherit from tree_map_base.
26782 (tree_int_map_eq): Make it a macro.
26783 (tree_int_map_hash): Likewise.
26784 (tree_int_map_marked_p): Likewise.
26785 (tree_priority_map): New type.
26786 (tree_priority_map_eq): New macro.
26787 (tree_priority_map_hash): Likewise.
26788 (tree_priority_map_marked_p): Likewise.
26789 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26791 (emutls_common_1): Likewise.
26792 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26793 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26794 of tree_map hierarchy.
26795 * tree-cfg.c (move_stmt_r): Likewise.
26796 (new_label_mapper): Likewise.
26797 * c-tree.h (c_expand_body): Move to ...
26798 * c-common.h (c_expand_body): ... here.
26799 * c-decl.c (c_expand_body): Move to ...
26800 * c-common.c (c_expand_body): ... here.
26801 (c_common_attribute_table): Allow 1 argument for the constructor
26802 and destructor attributes.
26803 (get_priority): New function.
26804 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26805 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26807 2007-02-24 Jan Hubicka <jh@suse.cz>
26809 PR middle-end/30509
26810 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26811 copying for inlining.
26813 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26814 Jan Hubicka <jh@suse.cz>
26817 * i386.c (counter_mode): New function.
26818 (expand_set_or_movmem_via_loop): Use it.
26819 (expand_movmem_epilogue): Likewise; fix pasto.
26820 (ix86_expand_movmem): Do emit guard even for constant counts.
26821 (ix86_expand_setmem): Likewise.
26823 2007-02-25 Nick Clifton <nickc@redhat.com>
26825 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26826 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26828 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26831 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26832 count argument with 0x10, not with 0x16.
26833 (expand_setmem_epilogue): Ditto.
26835 2007-02-24 Mike Stump <mrs@apple.com>
26837 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26840 2007-02-24 Richard Guenther <rguenther@suse.de>
26842 PR middle-end/30951
26843 * fold-const.c (fold_binary): Fold x +- CST op x for
26844 EQ_EXPR and NE_EXPR.
26846 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26848 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26850 2007-02-24 Jan Hubicka <jh@suse.cz>
26852 * cgraphunit.c (decide_is_function_needed): Honor
26853 -fkeep-inline-functions.
26855 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26857 * builtins.c (fold_builtin_modf): New.
26858 (fold_builtin_2): Use it.
26860 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26862 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26863 (determine_max_iter): Take additional LOOP arg; all callers changed.
26864 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26865 one using simplifications.
26866 (simplify_using_initial_values): Return if the expression becomes
26867 invalid due to altered regs.
26869 2007-02-23 DJ Delorie <dj@redhat.com>
26871 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26873 2007-02-23 Mike Stump <mrs@apple.com>
26875 * tlink.c (scan_linker_output): Parse linker messages from
26876 darwin9's linker better.
26878 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26881 * varpool.c (varpool_assemble_pending_decls): Set
26882 varpool_last_needed_node to null.
26884 2007-02-23 DJ Delorie <dj@redhat.com>
26886 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26887 alignment bigger than the object file can handle.
26889 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26892 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26893 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26894 (*movsf_1): Penalize MMX moves.
26896 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26898 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26899 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26901 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26903 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26905 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26906 (fold_builtin_1): Use them.
26907 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26908 BUILT_IN_SIGNIFICAND.
26910 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26912 * config/i386/i386.c (bdesc_1arg): Initialize
26913 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26914 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26915 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26916 and IX86_BUILTIN_MOVSLDUP.
26918 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26920 PR rtl-optimization/30841
26921 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26923 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26925 * builtins.c (fold_builtin_frexp): New.
26926 (fold_builtin_2): Use it.
26928 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26930 * doc/invoke.texi (Spec Files): Document getenv spec function.
26932 * gcc.c (getenv_spec_function): New function.
26933 (static_spec_functions): Add it.
26934 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26935 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26938 2007-02-22 Michael Matz <matz@suse.de
26941 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26942 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26944 2007-02-22 Ian Lance Taylor <iant@google.com>
26947 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26948 (mem_loc_descriptor): Call it.
26950 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26951 Ira Rosen <irar@il.ibm.com>
26953 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26955 2007-02-22 Ira Rosen <irar@il.ibm.com>
26957 PR tree-optimization/30843
26958 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26959 stores only after all the group is vectorized.
26961 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26963 PR tree-optimization/30858
26964 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26965 in the reduction cycle have a single use in the loop.
26966 * tree-vectorizer.h (relevant): Add documentation.
26968 2007-02-20 Mike Stump <mrs@apple.com>
26970 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26971 * configure: Regenerate.
26973 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26975 Change the defaults of some parameters and options.
26976 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26977 * config/spu/spu.c (spu_optimization_options): Add.
26978 (spu_override_options): Change params in spu_optimization_options.
26979 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26981 Register 127 is only 16 byte aligned when used as a frame pointer.
26982 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26983 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26984 HARD_FRAME_POINTER_REGNUM.
26985 (spu_legitimate_address): Use regno_aligned_for_reload.
26986 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26987 aligned when frame_pointer_needed is true.
26988 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26990 * config/spu/spu.h (INIT_EXPANDERS): Define.
26992 Make sure shift and rotate instructions have valid immediate operands.
26993 * config/spu/predicates.md (spu_shift_operand): Remove.
26994 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26995 * config/spu/constraints.md (W, O): Extend range.
26996 * config/spu/spu.md (umask, nmask): Define.
26997 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26998 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26999 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27000 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27001 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27002 (lshr<mode>3_reg): Fix rtl description.
27004 Make sure mulhisi immediate operands are valid.
27005 * config/spu/predicates.md (imm_K_operand): Add.
27006 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27008 Generate constants using fsmbi and andi.
27009 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27010 (print_operand, spu_split_immediate, classify_immediate,
27011 fsmbi_const_p): Handle IC_FSMBI2.
27013 Correctly handle a CONST_VECTOR containing symbols.
27014 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27015 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27016 (immediate_load_p): Allow symbols that use 2 instructions to create.
27017 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27018 with symbols when flag_pic is set.
27019 (const_vector_immediate_p): New.
27020 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27021 accept a CONST_VECTOR with symbols.
27022 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27023 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27025 * config/spu/spu.md (high, low): Delete.
27026 (low_<mode>): Define.
27028 Remove INTRmode and INTR_REGNUM, which didn't work.
27029 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27031 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27032 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27033 peephole2 pattern): Don't use INTR or 131.
27034 (movintrcc): Delete.
27035 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27036 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27037 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27038 (UNSPEC_SET_INTR): Add.
27039 * config/spu/spu-modes.def (INTR): Remove.
27041 More accurate warnings about run-time relocations.
27042 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27044 Correctly warn about immediate arguments to specific intrinsics.
27045 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27046 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27047 the instruction predicate.
27049 Fix tree check errors with latest update.
27050 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27052 (spu_expand_builtin): Use CALL_EXPR_FN.
27054 Add missing specific intrinsics.
27055 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27057 * config/spu/spu_internals.h: Ditto.
27059 Fix incorrect operand modifiers.
27060 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27061 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27063 Optimize one case of zero_extend of a vec_select.
27064 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27066 Accept any immediate for hbr.
27067 * config/spu/spu.md (hbr): Change s constraints to i.
27069 2007-02-21 Paul Brook <paul@codesourcery.com>
27071 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27072 condexec_count when skipping USE and CLOBBER.
27074 2007-02-21 Nick Clifton <nickc@redhat.com>
27076 * common.opt (Warray-bounds): Add Warning attribute.
27077 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27079 (fsized-zeroes): Add Optimization attribute.
27080 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27081 * c.opt (Wc++0x-compat): Add Warning attribute.
27083 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27085 PR middle-end/30761
27086 * reload1.c (eliminate_regs_in_insn): In the single_set special
27087 case, attempt to re-recognize the insn before falling back to
27088 having reload fix it up.
27090 2007-02-20 Eric Christopher <echristo@gmail.com>
27092 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27093 Rewrite accordingly.
27094 (frv_read_iacc_argument): Ditto.
27095 (frv_expand_set_builtin): Take a call instead of arglist, update for
27097 (frv_expand_unop_builtin): Ditto.
27098 (frv_expand_binop_builtin): Ditto.
27099 (frv_expand_cut_builtin): Ditto.
27100 (frv_expand_binopimm_builtin): Ditto.
27101 (frv_expand_voidbinop_builtin): Ditto.
27102 (frv_expand_int_void2arg): Ditto.
27103 (frv_expand_prefetches): Ditto.
27104 (frv_expand_voidtriop_builtin): Ditto.
27105 (frv_expand_voidaccop_builtin): Ditto.
27106 (frv_expand_load_builtin): Ditto.
27107 (frv_expand_store_builtin): Ditto.
27108 (frv_expand_mdpackh_builtin): Ditto.
27109 (frv_expand_mclracc_builtin): Ditto.
27110 (frv_expand_mrdacc_builtin): Ditto.
27111 (frv_expand_mwtacc_builtin): Ditto.
27112 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27115 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27117 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27118 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27120 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27121 point instructions.
27122 * configure: Regenerate.
27123 * config.in: Regenerate.
27124 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27125 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27126 masks to power6 and power6x and to POWERPC_MASKS.
27127 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27129 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27130 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27131 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27132 Access PROTOTYPE as variable, not mask.
27134 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27136 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27137 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27138 * combine.c (adjust_for_new_dest): Use it.
27139 * postreload.c (reload_combine): Likewise.
27141 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27143 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27144 notes on an insn with multiple sets, even if single_set returns
27145 non-NULL for that insn.
27147 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27149 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27150 scalbn and scalbln.
27152 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27154 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27155 if user didn't pass it.
27156 * config/i386/darwin.h (CC1_SPEC): Likewise.
27157 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27158 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27159 -mmacosx-version-min.
27161 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27162 Uros Bizjak <ubizjak@gmail.com>
27164 * optabs.h (enum optab_index): Add new OTI_scalb.
27165 (scalb_optab): Define corresponding macro.
27166 * optabs.c (init_optabs): Initialize scalb_optab.
27167 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27169 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27170 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27171 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27172 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27173 flag_unsafe_math_optimizations is set.
27175 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27176 to implement scalbf, scalb and scalbl built-ins as inline x87
27179 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27180 DJ Delorie <dj@redhat.com>
27183 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27184 (diagnostic_report_diagnostic): ... here, and turn them into real
27185 errors. If warnings are inhibited, no need to do anything.
27187 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27189 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27190 better code generation.
27192 2007-02-20 Ben Elliston <bje@au.ibm.com>
27194 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27196 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27198 * config/alpha/alpha.c, config/alpha/alpha.md,
27199 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27200 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27201 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27202 config/arm/lib1funcs.asm: Follow spelling conventions.
27204 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27205 config/fr30/fr30.md, config/i386/i386.h,
27206 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27207 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27208 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27209 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27210 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27211 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27212 config/sparc/sparc.c, config/sparc/sparc.h,
27213 config/sparc/sparc.md, config/spu/constraints.md,
27214 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27217 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27220 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27223 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27225 * doc/invoke.texi (-ftree-lrs): Remove.
27227 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27229 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27232 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27234 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27235 new CALL_EXPR_FN macro for retrieving the function
27236 declaration of the input expression.
27238 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27240 * c.opt (Waddress): New.
27241 * common.opt (Walways-true): Delete.
27242 (Wstring-literal-comparison): Delete.
27243 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27244 -Wstring-literal-comparison. Add -Waddress.
27246 (Walways-true): Delete.
27247 (Wstring-literal-comparison): Delete.
27248 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27249 consistently instead of -Walways-true in example.
27250 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27251 * c-typeck.c (parser_build_binary_op): Replace
27252 -Wstring-literal-comparison and -Walways-true with -Waddress.
27253 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27256 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27258 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27259 without DECL_STRUCT_FUNCTION initialized.
27261 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27263 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27264 due to calls to functions taking pointers as parameters.
27266 2007-02-19 Richard Henderson <rth@redhat.com>
27269 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27272 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27274 * config/s390/s390.c (s390_call_saved_register_used,
27275 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27276 accessed to the new scheme.
27278 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27280 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27281 (cris_print_index, cris_print_operand, cris_print_operand_address)
27282 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27283 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27284 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27285 GET_CODE () == xxx.
27286 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27287 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27288 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27289 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27290 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27291 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27292 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27293 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27294 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27295 (uminsi3, call, call_value): Ditto.
27296 (define_split: indir_to_reg_split, unnamed): Ditto.
27298 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27300 PR tree-optimization/30975
27301 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27304 2007-02-18 Eric Christopher <echristo@gmail.com>
27306 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27307 Remove use of arglist.
27308 (mips_expand_builtin): Remove use of arglist, pass in expr.
27309 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27310 (mips_expand_builtin_movtf): Ditto.
27311 (mips_expand_builtin_compare): Ditto.
27313 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27315 * tree-sra.c (sra_build_assignment): Replace assertion
27316 checking with a comment explaining why it can't be done.
27318 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27320 PR middle-end/30833
27321 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27322 during CALL_EXPR representation conversion.
27323 * tree-ssa-propagate.c (set_rhs): Likewise.
27325 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27327 * tree-sra.c (sra_build_assignment): Disable assertion checking
27330 2007-02-18 Roger Sayle <roger@eyesopen.com>
27332 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27333 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27334 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27336 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27337 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27338 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27339 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27340 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27341 force_gimple_operand): Likewise.
27342 * ipa-cp.c (constant_val_insert): Likewise.
27343 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27344 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27345 perfect_nestify): Likewise.
27346 * langhooks.c (lhd_omp_assignment): Likewise.
27347 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27348 lower_copyprivate_clauses, lower_send_clauses,
27349 lower_send_shared_vars, expand_parallel_call,
27350 expand_omp_for_generic, expand_omp_for_static_nochunk,
27351 expand_omp_for_static_chunk, expand_omp_sections,
27352 lower_omp_single_copy, lower_omp_for_lastprivate,
27353 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27354 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27355 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27358 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27360 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27361 config/sh/sh.md: Follow spelling conventions.
27363 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27364 config/frv/predicates.md: Follow spelling conventions.
27366 * config/m68k/linux-unwind.h: Fix a comment typo.
27367 * target.h: Follow spelling conventions.
27369 2007-02-18 Roger Sayle <roger@eyesopen.com>
27371 PR rtl-optimization/28173
27372 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27373 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27374 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27375 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27376 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27378 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27380 * builtins.c (fold_builtin_load_exponent): New.
27381 (fold_builtin_2): Use it.
27383 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27385 PR rtl-optimization/30773
27386 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27387 if we fail to attach a REG_EQUIV note.
27389 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27390 Roger Sayle <roger@eyesopen.com>
27392 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27394 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27396 * calls.c (initialize_argument_information): Pass original EXP
27397 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27398 code to split complex arguments here, as part of initializing the
27400 (expand_call): Remove code that builds a list of arguments and
27401 inserts implicit arguments into it. Instead, just count how many
27402 implicit arguments there will be so we can determine the size of
27403 the ARGS array, and let initialize_argument_information do the work.
27404 (split_complex_values): Delete unused function.
27406 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27408 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27410 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27412 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27413 for arg pointer based indexed addressing.
27415 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27417 * config/ia64/ia64.h, config/ia64/ia64.md,
27418 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27419 spelling conventions.
27421 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27423 * config/m68k/m68k.c (split_di): New.
27424 * config/m68k/m68k-protos.h: Declare split_di.
27425 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27426 Improve predicate handling and split constant shifts.
27428 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27430 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27431 parameter for register bitfield operations, general predicates
27434 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27436 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27437 * config/m68k/linux-unwind.h: New file.
27439 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27441 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27442 config/i386/athlon.md, config/ia64/ia64.md,
27443 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27444 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27445 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27446 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27447 tree-vect-transform.c: Fix comment typos.
27449 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27451 * sched-deps.c (find_insn_list): Remove.
27452 * sched-int.h: Remove the prototype for find_insn_list.
27454 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27456 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27458 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27459 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27460 darwin_rs6000_override_options.
27461 (C_COMMON_OVERRIDE_OPTIONS): Expect
27462 darwin_macosx_version_min to be non-NULL always.
27463 (TARGET_C99_FUNCTIONS): Likewise.
27464 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27465 (DARWIN_MINVERSION_SPEC): New.
27466 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27467 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27469 (DARWIN_MINVERSION_SPEC): New.
27470 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27472 * config/darwin-c.c (darwin_cpp_builtins): Expect
27473 darwin_macosx_version_min to be non-NULL always.
27475 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27477 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27479 * config/i386/i386.h (x86_use_xchgb): New.
27480 (TARGET_USE_XCHGB): New macro.
27481 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27482 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27483 Split after reload into bswaphi for shifts of 8.
27484 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27485 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27486 or when optimizing for size.
27488 2007-02-16 Richard Guenther <rguenther@suse.de>
27489 Christian Bruel <christian.bruel@st.com>
27491 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27492 DECLs but prefer SSA_NAMEs over DECLs.
27494 2007-02-16 Richard Guenther <rguenther@suse.de>
27496 * tree-flow-inline.h (single_imm_use_p): Remove.
27497 (zero_imm_uses_p): Likewise.
27498 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27499 instead of single_imm_use_p.
27500 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27503 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27506 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27507 nested double- and backquotes.
27509 2007-02-15 Roger Sayle <roger@eyesopen.com>
27511 PR middle-end/30391
27512 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27513 should be unreachable.
27514 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27515 For the time being redirect GIMPLE_MODIFY_STMT to the new
27516 (renamed) build_gimple_modify_stmt_stat.
27517 (build2_gimple_stat): Rename to...
27518 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27519 Always build a GIMPLE_MODIFY_STMT node.
27520 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27521 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27524 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27525 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27526 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27527 expand_complex_div_wide): Likewise.
27528 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27529 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27530 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27531 * tree-ssa-loop-manip.c (create_iv): Likewise.
27532 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27533 abs_replacement): Likewise.
27534 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27535 realify_fake_stores): Likewise.
27537 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27538 node rather than a GIMPLE_MODIFY_STMT node.
27539 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27540 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27542 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27543 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27544 GIMPLE_MODIFY_STMT.
27546 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27548 PR middle-end/30433
27549 * fold-const.c (fold_comparison): Add back the
27550 folding of constant complex comparisions.
27552 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27554 PR middle-end/30729
27555 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27556 effects unknown to this function, return early.
27558 2007-02-15 Ian Lance Taylor <iant@google.com>
27560 * lower-subreg.c (move_eh_region_note): New static function.
27561 (resolve_simple_move): Call it.
27562 (decompose_multiword_subregs): Track blocks for which we resolve a
27563 simple move which is also a control flow insn. Pass them to
27564 find_many_sub_basic_blocks.
27565 (pass_lower_subreg): Add TODO_verify_flow.
27566 (pass_lower_subreg2): Likewise.
27568 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27569 Brooks Moses <brooks.moses@codesourcery.com>
27570 Lee Millward <lee.millward@codesourcery.com>
27572 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27573 (VL_EXP_CLASS_P): New.
27574 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27576 (TREE_OPERAND_CHECK_CODE): Likewise.
27577 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27578 (TREE_RTL_OPERAND_CHECK): Likewise.
27579 (tree_operand_check_failed): Make second parameter the whole tree
27580 instead of its code. Fixed callers.
27581 (VL_EXP_CHECK): New.
27582 (TREE_OPERAND_LENGTH): New.
27583 (VL_EXP_OPERAND_LENGTH): New.
27584 (CALL_EXPR_FN): New.
27585 (CALL_EXPR_STATIC_CHAIN): New.
27586 (CALL_EXPR_ARGS): New.
27587 (CALL_EXPR_ARG): New.
27588 (call_expr_nargs): New.
27589 (CALL_EXPR_ARGP): New.
27590 (build_nt_call_list): Declare.
27591 (build_vl_exp_stat): Declare.
27592 (build_vl_exp): New.
27593 (build_call_list): Declare.
27594 (build_call_nary): Declare.
27595 (build_call_valist): Declare.
27596 (build_call_array): Declare.
27597 (call_expr_arg): Declare.
27598 (call_expr_argp): Declare.
27599 (call_expr_arglist): Declare.
27600 (fold_build_call_list): Declare.
27601 (fold_build_call_list_initializer): Declare.
27602 (fold_call_expr): Declare to replace fold_builtin.
27603 (fold_builtin_fputs): Update to agree with modified definition.
27604 (fold_builtin_strcpy): Likewise.
27605 (fold_builtin_strncpy): Likewise.
27606 (fold_builtin_memory_chk): Likewise.
27607 (fold_builtin_stxcpy_chk): Likewise.
27608 (fold_builtin_strncpy_chk): Likewise.
27609 (fold_builtin_next_arg): Likewise.
27610 (fold_build_call_expr): Declare.
27611 (fold_builtin_call_list): Declare.
27612 (fold_builtin_call_valist): Declare.
27613 (build_call_expr): Declare.
27614 (validate_arglist): Update to agree with modified definition.
27615 (tree_operand_length): New.
27616 (call_expr_arg_iterator): New.
27617 (init_call_expr_arg_iterator): New.
27618 (next_call_expr_arg): New.
27619 (first_call_expr_arg): New.
27620 (more_call_expr_args_p): New.
27621 (FOR_EACH_CALL_EXPR_ARG): New.
27623 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27624 and tcc_gimple_stmt.
27625 (tree_code_size): Update documentation. Use sizeof (tree) rather
27626 than sizeof (char *).
27627 (tree_size): Likewise. Add case for tcc_vl_exp.
27628 (tree_node_structure): Add case for tcc_vl_exp.
27629 (contains_placeholder_p): Likewise.
27630 (substitute_in_expr): Likewise.
27631 (substitute_placeholder_in_expr): Likewise.
27632 (stabilize_reference_1): Likewise.
27633 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27634 to diagnose breakage of this interface for constructing CALL_EXPRs.
27635 (build_nt): Add similar assertion here.
27636 (build_nt_call_list): New.
27637 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27638 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27640 (get_callee_fndecl): Use new CALL_EXPR accessors.
27641 (tree_operand_check_failed): Change parameters to pass entire node
27642 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27643 (process_call_operands): New.
27644 (build_vl_exp_stat): New.
27645 (build_call_list): New.
27646 (build_call_nary): New.
27647 (build_call_valist): New.
27648 (build_call_array): New.
27649 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27650 (call_expr_arglist): New.
27652 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27653 tcc_vl_exp instead of a fixed-size tcc_expression.
27655 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27656 accessors for CALL_EXPRs.
27657 (AGGR_INIT_EXPR): Likewise.
27659 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27660 Brooks Moses <brooks.moses@codesourcery.com>
27661 Lee Millward <lee.millward@codesourcery.com>
27663 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27664 (expand_builtin_nonlocal_goto): Change parameter to be entire
27665 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27666 (expand_builtin_prefetch): Likewise.
27667 (expand_builtin_classify_type): Likewise.
27668 (mathfn_built_in): Return NULL_TREE instead of 0.
27669 (expand_errno_check): Use new CALL_EXPR accessors.
27670 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27671 Return NULL_RTX instead of 0.
27672 (expand_builtin_mathfn_2): Likewise.
27673 (expand_builtin_mathfn_3): Likewise.
27674 (expand_builtin_interclass_mathfn): Likewise.
27675 (expand_builtin_sincos): Likewise.
27676 (expand_builtin_cexpi): Likewise.
27677 (expand_builtin_int_roundingfn): Likewise.
27678 (expand_builtin_int_roundingfn_2): Likewise.
27679 (expand_builtin_pow): Likewise.
27680 (expand_builtin_powi): Likewise.
27681 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27682 of arglist, fixing callers appropriately. Use new CALL_EXPR
27683 accessors and constructors. Return NULL_RTX instead of 0.
27684 (expand_builtin_strstr): Likewise.
27685 (expand_builtin_strchr): Likewise.
27686 (expand_builtin_strrchr): Likewise.
27687 (expand_builtin_strpbrk): Likewise.
27688 (expand_builtin_memcpy): Likewise.
27689 (expand_builtin_mempcpy): Likewise.
27690 (expand_builtin_mempcpy_args): New.
27691 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27692 (expand_builtin_memmove_args): New.
27693 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27694 (expand_movstr): Likewise.
27695 (expand_builtin_strcpy): Likewise.
27696 (expand_builtin_strcpy_args): New.
27697 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27698 (expand_builtin_strncpy): Likewise.
27699 (expand_builtin_memset): Likewise.
27700 (expand_builtin_memset_args): New.
27701 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27702 (expand_builtin_memcmp): Likewise.
27703 (expand_builtin_strcmp): Likewise.
27704 (expand_builtin_strncmp): Likewise.
27705 (expand_builtin_strcat): Likewise.
27706 (expand_builtin_strncat): Likewise.
27707 (expand_builtin_strspn): Likewise.
27708 (expand_builtin_strcspn): Likewise.
27709 (expand_builtin_args_info): Likewise.
27710 (expand_builtin_va_start): Likewise.
27711 (gimplify_va_arg_expr): Likewise.
27712 (expand_builtin_va_end): Likewise.
27713 (expand_builtin_va_copy): Likewise.
27714 (expand_builtin_frame_address): Likewise.
27715 (expand_builtin_alloca): Likewise.
27716 (expand_builtin_bswap): Likewise.
27717 (expand_builtin_unop): Likewise.
27718 (expand_builtin_fputs): Likewise.
27719 (expand_builtin_expect): Likewise.
27720 (expand_builtin_fabs): Likewise.
27721 (expand_builtin_copysign): Likewise.
27722 (expand_builtin_printf): Likewise.
27723 (expand_builtin_fprintf): Likewise.
27724 (expand_builtin_sprintf): Likewise.
27725 (expand_builtin_init_trampoline): Likewise.
27726 (expand_builtin_signbit): Likewise.
27727 (expand_builtin_fork_or_exec): Likewise.
27728 (expand_builtin_sync_operation): Likewise.
27729 (expand_builtin_compare_and_swap): Likewise.
27730 (expand_builtin_lock_test_and_set): Likewise.
27731 (expand_builtin_lock_release): Likewise.
27732 (expand_builtin): Likewise.
27733 (builtin_mathfn_code): Likewise.
27735 (fold_builtin_constant_p): Pass call arguments individually instead
27736 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27737 accessors and constructors. Return NULL_TREE instead of 0.
27738 (fold_builtin_expect): Likewise.
27739 (fold_builtin_classify_type): Likewise.
27740 (fold_builtin_strlen): Likewise.
27741 (fold_builtin_nan): Likewise.
27742 (integer_valued_real_p): Likewise.
27743 (fold_trunc_transparent_mathfn): Likewise.
27744 (fold_fixed_mathfn): Likewise.
27745 (fold_builtin_cabs): Likewise.
27746 (fold_builtin_sqrt): Likewise.
27747 (fold_builtin_cbrt): Likewise.
27748 (fold_builtin_cos): Likewise.
27749 (fold_builtin_cosh): Likewise.
27750 (fold_builtin_tan): Likewise.
27751 (fold_builtin_sincos): Likewise.
27752 (fold_builtin_cexp): Likewise.
27753 (fold_builtin_trunc): Likewise.
27754 (fold_builtin_floor): Likewise.
27755 (fold_builtin_ceil): Likewise.
27756 (fold_builtin_round): Likewise.
27757 (fold_builtin_int_roundingfn): Likewise.
27758 (fold_builtin_bitop): Likewise.
27759 (fold_builtin_bswap): Likewise.
27760 (fold_builtin_logarithm): Likewise.
27761 (fold_builtin_hypot): Likewise.
27762 (fold_builtin_pow): Likewise.
27763 (fold_builtin_powi): Likewise.
27764 (fold_builtin_exponent): Likewise.
27765 (fold_builtin_memset): Likewise.
27766 (fold_builtin_bzero): Likewise.
27767 (fold_builtin_memory_op): Likewise.
27768 (fold_builtin_bcopy): Deleted; call site changed to invoke
27769 fold_builtin_memory_op directly.
27770 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27771 (fold_builtin_strncpy): Likewise.
27772 (fold_builtin_memcmp): Likewise.
27773 (fold_builtin_strcmp): Likewise.
27774 (fold_builtin_strncmp): Likewise.
27775 (fold_builtin_signbit): Likewise.
27776 (fold_builtin_copysign): Likewise.
27777 (fold_builtin_isascii): Likewise.
27778 (fold_builtin_toascii): Likewise.
27779 (fold_builtin_isdigit): Likewise.
27780 (fold_builtin_fabs): Likewise.
27781 (fold_builtin_abs): Likewise.
27782 (fold_builtin_fmin_fmax): Likewise.
27783 (fold_builtin_carg): Likewise.
27784 (fold_builtin_classify): Likewise.
27785 (fold_builtin_unordered_cmp): Likewise.
27787 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27788 New functions split out from fold_builtin_1.
27789 (fold_builtin_n): New.
27790 (fold_builtin_varargs): New.
27791 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27793 (fold_call_expr): New.
27794 (build_function_call_expr): Rewrite to use new helper function.
27795 (fold_builtin_call_list): New.
27796 (build_call_expr): New.
27797 (fold_builtin_call_valist): New.
27798 (rewrite_call_expr): New.
27799 (validate_arg): New.
27800 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27801 of an arglist. Change return type to bool. Use new CALL_EXPR
27804 (fold_builtin_strstr): Pass call arguments individually instead
27805 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27806 accessors and constructors. Return NULL_TREE instead of 0.
27807 (fold_builtin_strchr): Likewise.
27808 (fold_builtin_strrchr): Likewise.
27809 (fold_builtin_strpbrk): Likewise.
27810 (fold_builtin_strcat): Likewise.
27811 (fold_builtin_strncat): Likewise.
27812 (fold_builtin_strspn): Likewise.
27813 (fold_builtin_strcspn): Likewise.
27814 (fold_builtin_fputs): Likewise.
27815 (fold_builtin_next_arg): Likewise.
27816 (fold_builtin_sprintf): Likewise.
27818 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27819 NULL_RTX instead of 0.
27820 (expand_builtin_memory_chk): Likewise.
27821 (maybe_emit_chk_warning): Likewise.
27822 (maybe_emit_sprintf_chk_warning): Likewise.
27824 (fold_builtin_object_size): Pass call arguments individually instead
27825 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27826 accessors and constructors. Return NULL_TREE instead of 0.
27827 (fold_builtin_memory_chk): Likewise.
27828 (fold_builtin_stxcpy_chk): Likewise.
27829 (fold_builtin_strncpy_chk): Likewise.
27830 (fold_builtin_strcat_chk): Likewise.
27831 (fold_builtin_strcat_chk): Likewise.
27832 (fold_builtin_strncat_chk): Likewise.
27833 (fold_builtin_sprintf_chk): Likewise.
27834 (fold_builtin_snprintf_chk): Likewise.
27835 (fold_builtin_printf): Likewise.
27836 (fold_builtin_vprintf): Likewise.
27838 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27840 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27841 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27842 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27843 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27844 (fold_unary): Likewise.
27845 (fold_binary): Likewise.
27846 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27847 ternary expressions.
27848 (fold): Add logic for tcc_vl_exp.
27849 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27850 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27851 (fold_build3_stat): Add assertion to flag broken interface for
27852 constructing CALL_EXPRs.
27853 (fold_build_call_list): New.
27854 (fold_build_call_list_initializer): New.
27855 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27857 (fold_strip_sign_ops): Likewise.
27859 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27860 Brooks Moses <brooks.moses@codesourcery.com>
27861 Lee Millward <lee.millward@codesourcery.com>
27863 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27864 accessors and dump arguments explicitly.
27866 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27868 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27870 (print_call_name): Use new CALL_EXPR accessors.
27872 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27873 CALL_EXPR arguments explicitly instead of as a list. Use
27874 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27876 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27877 (vrp_visit_stmt): Likewise.
27879 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27880 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27882 (force_move_till_expr): Likewise.
27884 * targhooks.c (default_external_stack_protect_fail): Use
27885 build_call_expr instead of build_function_call_expr.
27886 (default_hidden_stack_protect_fail): Likewise.
27888 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27891 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27892 and walk arguments explicitly.
27894 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27895 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27896 (expand_simple_operations): Likewise.
27897 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27899 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27900 of TREE_CODE_LENGTH.
27901 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27903 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27904 instead of TREE_CODE_LENGTH.
27906 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27907 (tree_ic_transform): Likewise.
27908 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27909 parameter instead of arglist. Fix callers.
27910 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27911 (tree_stringops_transform): Likewise.
27912 (tree_indirect_call_to_profile): Likewise.
27913 (tree_stringops_values_to_profile): Likewise.
27915 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27916 (eliminate_tail_call): Likewise.
27918 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27920 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27921 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27923 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27925 * omp-low.c (build_omp_barrier): Use build_call_expr.
27926 (lower_rec_input_clauses): Likewise.
27927 (lower_reduction_clauses): Likewise.
27928 (expand_parallel_call): Likewise.
27929 (maybe_catch_exception): Likewise.
27930 (expand_omp_for_generic): Likewise.
27931 (expand_omp_for_static_nochunk): Likewise.
27932 (expand_omp_sections): Likewise.
27933 (lower_omp_single_simple): Likewise.
27934 (lower_omp_single_copy): Likewise.
27935 (lower_omp_master): Likewise.
27936 (lower_omp_ordered): Likewise.
27937 (lower_omp_critical): Likewise.
27939 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27940 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27942 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27943 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27944 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27946 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27947 and generalize to handle any number of operands.
27948 (chrec_contains_undetermined): Likewise.
27949 (tree_contains_chrecs): Likewise.
27950 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27952 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27954 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27955 fold_call_expr instead of fold_builtin.
27956 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27957 match declarations there.
27958 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27961 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27962 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27964 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27965 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27967 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27970 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27971 (execute_cse_sincos): Use new CALL_EXPR accessors.
27973 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27975 * gimple-low.c (lower_function_body): Use build_call_expr.
27976 (lower_builtin_setjmp): Likewise.
27978 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27979 (set_storage_via_libcall): Likewise.
27980 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27981 instead of TREE_CODE_LENGTH.
27982 (expand_expr_real_1): Use new CALL_EXPR accessors.
27984 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27985 generalize to handle any number of operands.
27986 (TB_parent_eq): Likewise.
27988 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27989 (strip_builtin_expect): Likewise.
27991 * function.c (gimplify_parameters): Use build_call_expr.
27993 * tree-vectorizer.c (vect_is_simple_reduction): Use
27994 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27996 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27997 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27999 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28002 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28003 (gimplify_decl_expr): Likewise.
28004 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28005 Use new CALL_EXPR iterators.
28006 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28007 (gimplify_modify_expr_to_memset): Likewise.
28008 (gimplify_variable_sized_compare): Likewise.
28009 (gimplify_omp_atomic_fetch_op): Likewise.
28010 (gimplify_omp_atomic_pipeline): Likewise.
28011 (gimplify_omp_atomic_mutex): Likewise.
28012 (gimplify_function_tree): Likewise.
28014 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28015 (call_expr_flags): Likewise.
28016 (expand_call): Likewise.
28018 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28019 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28022 * coverage.c (create_coverage): Use build_call_expr.
28024 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28025 (temp_call_expr_obstack): New.
28026 (pool_copy_list): Delete.
28027 (temp_copy_call_expr): New.
28028 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28029 CALL_EXPR accessors. Get rid of special goo for copying argument
28030 lists and use temp_copy_call_expr instead.
28031 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28032 CALL_EXPR accessors.
28033 (create_expression_by_pieces): Likewise. Use build_call_array
28034 to construct the result instead of fold_build3.
28035 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28036 dealing with argument lists.
28037 (init_pre): Remove references to expression_node_pool and
28038 list_node_pool. Init temp_call_expr_obstack instead.
28039 (fini_pre): Remove references to expression_node_pool and
28042 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28043 and walk arguments explicitly instead of as a list.
28045 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28046 (mx_register_decls): Likewise.
28047 (mudflap_register_call): Likewise.
28048 (mudflap_finish_file): Likewise.
28050 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28051 (ipa_callsite_compute_param): Likewise.
28053 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28054 accessors and constructor.
28056 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28057 accessors and constructor.
28058 (convert_tramp_reference): Likewise.
28059 (convert_call_expr): Likewise.
28060 (finalize_nesting_tree_1): Likewise.
28062 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28065 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28067 * tree-inline.c (initialize_inlined_parameters): Pass entire
28068 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28070 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28071 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28073 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28074 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28075 (vectorizable_reduction): Likewise.
28076 (vectorizable_call): Use new CALL_EXPR iterators.
28077 (vectorizable_conversion): Use build_call_expr.
28078 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28079 (vect_gen_widened_results_half): Use build_call_expr.
28080 (vect_setup_realignment): Likewise.
28081 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28083 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28084 (pass_through_call): Likewise.
28085 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28088 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28089 (tree_gen_pow2_profiler): Likewise.
28090 (tree_gen_one_value_profiler): Likewise.
28091 (tree_gen_ic_func_profiler): Likewise.
28092 (tree_gen_average_profiler): Likewise.
28093 (tree_gen_ior_profiler): Likewise.
28095 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28096 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28097 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28099 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28100 of TREE_CODE_LENGTH.
28102 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28103 of TREE_CODE_LENGTH.
28105 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28107 (convert_to_integer): Likewise.
28109 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28112 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28113 Brooks Moses <brooks.moses@codesourcery.com>
28114 Lee Millward <lee.millward@codesourcery.com>
28116 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28118 * config/frv/frv.c (frv_expand_builtin): Likewise.
28119 * config/s390/s390.c (s390_expand_builtin): Likewise.
28121 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28122 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28124 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28125 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28126 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28127 (ix86_expand_store_builtin): Likewise.
28128 (ix86_expand_unop_builtin): Likewise.
28129 (ix86_expand_unop1_builtin): Likewise.
28130 (ix86_expand_sse_compare): Likewise.
28131 (ix86_expand_sse_comi): Likewise.
28132 (ix86_expand_vec_init_builtin): Likewise.
28133 (ix86_expand_vec_ext_builtin): Likewise.
28134 (ix86_expand_vec_set_builtin): Likewise.
28135 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28137 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28138 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28140 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28141 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28142 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28144 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28146 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28147 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28148 arglist. Use new CALL_EXPR accessors. Fix callers.
28149 (altivec_expand_abs_builtin): Likewise.
28150 (rs6000_expand_binop_builtin): Likewise.
28151 (altivec_expand_predicate_builtin): Likewise.
28152 (altivec_expand_lv_builtin): Likewise.
28153 (spe_expand_stv_builtin): Likewise.
28154 (altivec_expand_stv_builtin): Likewise.
28155 (rs6000_expand_ternop_builtin): Likewise.
28156 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28157 (altivec_expand_st_builtin): Likewise.
28158 (altivec_expand_dst_builtin): Likewise.
28159 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28160 arglist. Use new CALL_EXPR accessors. Fix callers.
28161 (altivec_expand_vec_set_builtin): Likewise.
28162 (altivec_expand_vec_ext_builtin): Likewise.
28163 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28164 (spe_expand_builtin): Likewise.
28165 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28166 arglist. Use new CALL_EXPR accessors. Fix callers.
28167 (spe_expand_evsel_builtin): Likewise.
28168 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28169 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28171 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28172 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28173 (arm_expand_unop_builtin): Likewise.
28174 (arm_expand_builtin): Use new CALL_EXPR accessors.
28176 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28179 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28180 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28182 (bfin_expand_unop_builtin): Likewise.
28183 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28185 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28186 Brooks Moses <brooks.moses@codesourcery.com>
28187 Lee Millward <lee.millward@codesourcery.com>
28189 * c-semantics.c (build_stmt): Add internal diagnostic check.
28191 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28192 accessors. Print arguments explicitly instead of as a list.
28194 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28196 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28197 (c_finish_omp_flish): Likewise.
28199 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28200 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28201 instead of TREE_CODE_LENGTH.
28202 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28203 (c_warn_unused_result): Likewise.
28205 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28208 * doc/invoke.texi (Warning Options): Remove
28209 -Werror-implicit-function-declaration.
28210 (Wimplicit-function-declaration): Update description.
28211 * opts.c (common_handle_option): Move handling of -Werror=* to...
28212 (enable_warning_as_error): ...here.
28213 * opts.h (enable_warning_as_error): Declare.
28214 * c-decl.c (implicit_decl_warning): Unless
28215 -Wno-implicit-function-declaration is given, emit a pedwarn if
28216 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28217 * c.opt (Wimplicit-function-declaration): Replace
28218 mesg_implicit_function_declaration with
28219 warn_implicit_function_declaration.
28220 * c-opts.c (c_common_handle_option):
28221 -Werror-implicit-function-declaration is exactly equal as
28222 -Werror=implicit-function-declaration.
28223 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28224 warn_implicit_function_declaration.
28225 (c_common_post_options): -Wimplict-function-declaration is enabled
28226 by default by -std=c99, otherwise is disabled by default.
28227 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28229 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28231 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28232 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28233 former is ignored but not the latter.
28235 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28237 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28238 is made and the reference doesn't use the alias set of its type,
28239 do not create the temporary using that type.
28241 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28243 * jump.c: Remove prototypes for delete_computation and
28244 delete_prior_computation.
28246 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28248 * jump.c (get_label_after): Delete.
28249 (get_label_before, delete_computation, delete_jump,
28250 delete_prior_computation, follow_jumps): Move...
28251 * reorg.c (delete_computation, delete_prior_computation): ... here...
28252 (get_label_before, delete_jump): ... making these static ...
28253 (follow_jumps): ... and simplifying this since it only runs after
28255 * rtl.h (get_label_after, get_label_before, delete_jump,
28256 follow_jumps): Delete prototypes.
28258 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28260 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28262 2007-02-15 Nick Clifton <nickc@redhat.com>
28264 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28265 order to prevent it from being munged by the target.
28267 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28269 * config/i386/i386.md: Remove misleading comment.
28271 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28273 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28274 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28277 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28279 * tree-sra.c (instantiate_missing_elements): Canonicalize
28281 (sra_build_assignment): New.
28282 (generate_copy_inout, generate_element_copy,
28283 generate_element_zero, generate_one_element_init): Use it.
28285 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28287 * tree-sra.c (instantiate_missing_elements): Canonicalize
28289 (sra_build_assignment): New.
28290 (generate_copy_inout, generate_element_copy,
28291 generate_element_zero, generate_one_element_init): Use it.
28293 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28295 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28298 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28300 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28301 types as aggregates not scalars.
28302 * function.c (assign_stack_temp_for_type): Likewise.
28304 2007-02-14 Roger Sayle <roger@eyesopen.com>
28305 Zdenek Dvorak <dvorakz@suse.cz>
28307 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28310 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28312 * passes.c (next_pass_1): Clear the next field of the copied
28315 2007-02-14 Richard Henderson <rth@redhat.com>
28317 * tree-sra.c (early_sra): New.
28318 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28319 (tree_sra_early, pass_sra_early): New.
28320 * tree-pass.h (pass_sra_early): Declare.
28321 * passes.c (init_optimization_passes): Use it.
28323 2007-02-14 Richard Guenther <rguenther@suse.de>
28325 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28327 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28329 PR tree-optimization/30771
28330 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28332 (vect_analyze_operations): Induction phis can now be marked as
28334 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28335 Update documentation accordingly.
28337 2007-02-14 Nick Clifton <nickc@redhat.com>
28339 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28340 most 3 arguments are supported.
28341 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28343 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28345 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28346 Ensure dst->current is valid.
28348 2007-02-13 Paul Brook <paul@codesourcery.com>
28350 * config.gcc: Add arm*-*-uclinux-*eabi.
28351 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28352 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28353 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28354 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28355 (LINK_SPEC): Define.
28356 (LIB_SPEC): Define.
28357 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28359 * config/arm/uclinux-eabi.h: New file.
28360 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28361 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28364 2007-02-13 Ian Lance Taylor <iant@google.com>
28366 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28367 * flags.h (warn_strict_overflow): Declare.
28368 (enum warn_strict_overflow_code): Define.
28369 (issue_strict_overflow_warning): New static inline function.
28370 * opts.c (warn_strict_overflow): New variable.
28371 (common_handle_option): Handle OPT_Wstrict_overflow and
28372 OPT_Wstrict_overflow_.
28373 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28375 * fold-const.c: Include intl.h.
28376 (fold_deferring_overflow_warnings): New static variable.
28377 (fold_deferred_overflow_warning): New static variable.
28378 (fold_deferred_overflow_code): New static variable.
28379 (fold_defer_overflow_warnings): New function.
28380 (fold_undefer_overflow_warnings): New function.
28381 (fold_undefer_and_ignore_overflow_warnings): New function.
28382 (fold_deferring_overflow_warnings_p): New function.
28383 (fold_overflow_warning): New static function.
28384 (make_range): Add strict_overflow_p parameter. Change all
28386 (extract_muldiv, extract_muldiv_1): Likewise.
28387 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28388 tree_expr_nonnegative_p.
28389 (fold_negate_expr): Call fold_overflow_warning.
28390 (fold_range_test): Likewise.
28391 (fold_comparison): Likewise.
28392 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28393 instead of tree_expr_nonnegative_p.
28394 (tree_expr_nonnegative_warnv_p): Rename from
28395 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28396 (tree_expr_nonnegative_p): New function.
28397 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28398 strict_overflow_p parameter.
28399 (tree_expr_nonzero_p): New function.
28400 * passes.c (verify_interpass_invariants): New static function.
28401 (execute_one_pass): Call it.
28402 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28404 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28405 (estimate_numbers_of_iterations): Likewise.
28406 (scev_probably_wraps_p): Likewise.
28407 * tree-ssa-ccp.c: Include "toplev.h".
28408 (evaluate_stmt): Defer fold overflow warnings until we know we are
28410 (struct fold_stmt_r_data): Add stmt field.
28411 (fold_stmt_r): Defer fold overflow warnings until we know we
28413 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28414 (fold_stmt_inplace): Likewise.
28415 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28416 (cleanup_control_expr_graph): Defer fold overflow warnings until
28417 we know we are going to optimize.
28418 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28419 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28421 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28422 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28423 * tree-ssa-loop-manip.c (create_iv): Likewise.
28424 * c-typeck.c (build_conditional_expr): Likewise.
28425 (build_binary_op): Likewise.
28426 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28427 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28428 (extract_range_from_unary_expr): Likewise.
28429 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28430 assuming that signed overflow does not occur.
28431 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28432 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28433 (fold_defer_overflow_warnings): Declare.
28434 (fold_undefer_overflow_warnings): Declare.
28435 (fold_undefer_and_ignore_overflow_warnings): Declare.
28436 (fold_deferring_overflow_warnings_p): Declare.
28437 (tree_expr_nonzero_warnv_p): Declare.
28438 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28439 of warning options.
28440 (Warning Options): Document -Wstrict-overflow.
28441 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28442 (tree-ssa-ccp.o): Likewise.
28443 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28444 (fold-const.o): Depend on intl.h.
28446 2007-02-13 Ian Lance Taylor <iant@google.com>
28448 PR middle-end/30751
28449 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28452 2007-02-13 Stuart Hastings <stuart@apple.com>
28454 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28456 2007-02-13 Richard Henderson <rth@redhat.com>
28458 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28459 handled_component_p before looking for the indirect_ref.
28461 2007-02-13 Richard Henderson <rth@redhat.com>
28463 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28464 remove flags clobber.
28465 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28466 (bswaphi_lowpart): New.
28467 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28468 remove TARGET_BSWAP test. Delete expander of the same name.
28470 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28471 (expand_unop): Use them.
28473 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28475 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28476 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28477 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28478 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28479 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28480 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28481 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28482 assembler dialect choice from asm templates.
28484 2007-02-12 Richard Henderson <rth@redhat.com>
28486 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28487 (fixuns_trunc<SSEMODEF>si2): Use it.
28488 * config/i386/sse.md (vec_setv4sf_0): Export.
28489 * config/i386/i386.c (ix86_build_const_vector): Export.
28490 (ix86_split_convert_uns_si_sse): Rename from
28491 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28492 * config/i386/i386-protos.h: Update.
28494 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28497 * c-typeck.c (c_finish_return): Improve warning message.
28499 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28501 * alias.c (find_symbolic_term): Delete unused function.
28503 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28505 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28506 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28507 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28509 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28511 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28512 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28513 the function, temporarily point the debug interface to the null one.
28515 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28517 * dwarf2out.c (round_up_to_align): New static function.
28518 (field_byte_offset): Use it to round the offset.
28520 2007-02-12 Richard Henderson <rth@redhat.com>
28522 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28523 (inswl_const): Export.
28525 2007-02-12 Richard Henderson <rth@redhat.com>
28527 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28528 result mode of the libcall, convert back to outmode.
28530 2007-02-12 Roger Sayle <roger@eyesopen.com>
28532 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28533 (bswapdi2): New define_expand to implement 32-bit implementation.
28535 2007-02-12 Nick Clifton <nickc@redhat.com>
28537 * doc/invoke.texi (Overall Options): Document --help=.
28538 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28539 (cc1_options): Pass --help= on to cc1.
28540 (display_help): Add description of --help=.
28541 (process_command): Add code to handle --help=. Allow translated
28542 --help and --target-help switches to be passed on to compiler
28544 (main): Remove unused if statement.
28545 * opts.c (columns): Remove.
28546 (LEFT_COLUMN): Define.
28547 (wrap_help): Add columns argument.
28548 (print_filtered_help): Change parameters to be an include bitmask,
28549 an exclude bitmask, an any bitmask and the column width. Move the
28550 code to display the params list here. Add code to display the
28551 status of options rather than their descriptions if the quiet flag
28553 (print_specific_help): Change parameters to be an include bitmask,
28554 an exclude bitmask and an any bitmask. Move code to look up the
28555 column width here. Decide upon the title for an options listing.
28556 (common_handle_options): Add code to handle --help=. Adapt code
28557 for --help and --target-help to use the revised form of the
28558 print_specific_help function.
28559 (print_help): Delete.
28560 (print_param_help): Delete.
28561 (print_switch): Delete.
28562 * opts.h (cl_lang_count): Add prototype.
28563 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28564 CL_MAX_OPTION_CLASS): New defines.
28565 * optc-gen.awk: Add construction of cl_lang_count.
28566 * c.opt: Add Warning attribute to warning options and Optimization
28567 attribute to optimization options.
28568 * common.opt: Likewise.
28570 Add -fhelp and -ftarget-help as aliases for the transformed --help
28571 and --target-help options.
28572 * opt-functions.awk: Add code to handle Warning and Optimization
28575 2007-02-12 Richard Henderson <rth@redhat.com>
28577 * config/alpha/constraints.md: New file.
28578 * config/alpha/alpha.c: Include tm-constrs.h.
28579 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28580 alpha_extra_constraint): Remove.
28581 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28582 * config/alpha/alpha-protos.h: Update.
28583 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28584 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28585 (EXTRA_CONSTRAINT): Remove.
28586 * config/alpha/alpha.md: Include constraints.md.
28587 (adddi splitter): Use satisfies_constraint_*.
28588 * config/alpha/predicates.md (add_operand): Likewise.
28589 (sext_add_operand, addition_operation): Likewise.
28591 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28593 PR tree-optimization/29145
28594 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28595 in our handling of restrict qualified pointers.
28597 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28600 * doc/invoke.texi (Wunused-value): Update description.
28601 (Wextra): Delete item.
28602 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28603 value of Wunused-value.
28604 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28605 (c_finish_stmt_expr): Don't check extra_warnings.
28606 (emit_side_effect_warnings): The caller is responsible to check
28609 2007-02-11 Roger Sayle <roger@eyesopen.com>
28610 Matt Thomas <matt@3am-software.com>
28612 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28614 2007-02-11 Roger Sayle <roger@eyesopen.com>
28616 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28617 comparisons of POPCOUNT against zero.
28618 (simplify_const_relational_operation): Likewise.
28620 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28622 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28624 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28626 * dwarf2out.c (root_type): Delete unused function.
28628 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28630 * genattrtab.c (contained_in_p): Delete unused function.
28631 (write_expr_attr_cache): Likewise.
28633 2007-02-11 Jan Hubicka <jh@suse.cz>
28635 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28638 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28640 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28641 to add the REG_EQ* note.
28642 * see.c (see_merge_one_use_extension): Likewise.
28643 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28644 turn REG_EQUAL notes into REG_EQUIV notes if the target
28645 register may have more than one set.
28646 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28647 * gcse.c (try_replace_reg): Likewise.
28648 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28649 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28650 more than one REG_EQUIV note.
28651 * reload1.c (gen_reload): Use set_unique_reg_note.
28653 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28655 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28656 (ix86_builtin_conversion): New function.
28658 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28661 * tree.h (DECL_REPLACEABLE_P): New macro.
28662 * except.c (set_nothrow_function_flags): Likewise.
28664 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28665 Ira Rosen <irar@il.ibm.com>
28666 Dorit Nuzman <dorit@il.ibm.com>
28668 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28669 * targhooks.c (default_builtin_vectorized_conversion): New.
28670 * targhooks.h (default_builtin_vectorized_function): New declaration.
28671 * target.h (struct vectorize): Add builtin_conversion field.
28672 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28673 stmt_vec_info_type value.
28674 (vectorizable_conversion): New declaration.
28675 * tree-vect-analyze.c (vect_analyze_operations): Add
28676 vectorizable_conversion call.
28677 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28678 * tree-vect-transform.c (vectorizable_conversion): New function.
28679 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28680 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28682 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28683 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28684 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28685 or ALTIVEC_BUILTIN_VCFSX.
28687 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28690 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28691 CONST_DOUBLE and operand 0 is a hard register.
28692 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28693 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28694 is a hard floating-point register.
28696 2007-02-10 Richard Henderson <rth@redhat.com>
28697 Jakub Jelinek <jakub@redhat.com>
28698 Alexandre Oliva <aoliva@redhat.com>
28700 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28701 * builtin-types.def (BT_WORD): Make unsigned.
28702 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28703 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28704 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28705 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28706 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28707 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28709 * expr.c (emutls_var_address): New.
28710 (expand_expr_real_1): Expand emulated tls.
28711 (expand_expr_addr_expr_1): Likewise.
28712 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28713 * output.h (emutls_finish): Declare.
28714 * toplev.c (compile_file): Call it.
28715 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28716 address before wrapping in CONST.
28717 * varasm.c (emutls_htab, emutls_object_type): New.
28718 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28719 (get_emutls_object_name, get_emutls_object_type): New.
28720 (get_emutls_init_templ_addr, emutls_decl): New.
28721 (emutls_common_1, emutls_finish): New.
28722 (assemble_variable): When emulating tls, swap decls; generate
28723 constructor for the emutls objects.
28724 (do_assemble_alias): When emulating tls, swap decl and target name.
28725 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28727 * varpool.c (decide_is_variable_needed): Look at force_output.
28728 Recurse for emulated tls.
28729 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28730 with decide_is_variable_needed.
28731 * emutls.c: New file.
28732 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28733 tls_object for real tls.
28735 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28737 PR rtl-optimization/29599
28738 * reload1.c (eliminate_regs_in_insn): Take the destination
28739 mode into account when computing the offset.
28741 2007-02-09 Stuart Hastings <stuart@apple.com>
28742 Richard Henderson <rth@redhat.com>
28744 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28745 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28746 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28747 fixuns_truncdfhi2): New.
28748 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28749 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28750 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28751 (floatunssidf2): Allow nonimmediate source.
28752 * config/i386/sse.md (movdi_to_sse): New.
28753 (vec_concatv2di): Drop '*'.
28754 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28755 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28756 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28758 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28759 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28760 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28761 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28762 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28763 ix86_build_const_vector.
28764 (x86_emit_floatuns): Rewrite.
28766 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28768 * genautomata.c (longest_path_length): Delete unused function.
28769 (struct state): Delete unused longest_path_length.
28770 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28771 (get_free_state): Delete unused.
28773 2007-02-09 Jan Hubicka <jh@suse.cz>
28775 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28776 * doc/invoke.texi (inline-unit-growth): Update default value.
28778 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28779 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28780 (rebuild_cgraph_edges): Likewise.
28781 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28782 (dump_cgraph_node): Dump frequencies.
28783 (cgraph_clone_edge): Add frequency scales.
28784 (cgraph_clone_node): Add freuqnecy.
28785 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28786 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28787 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28788 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28789 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28790 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28791 (save_inline_function_body): Likewise.
28792 * ipa-inline.c: inluce rtl.h
28793 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28794 (cgraph_edge_badness): Use frequencies.
28795 (cgraph_decide_recursive_inlining): Update clonning.
28796 (cgraph_decide_inlining_of_small_function): Dump frequency.
28797 * predict.c (estimate_bb_frequencies): Export.
28798 * predict.h (estimate_bb_frequencies): Declare.
28799 * tree-inline.c (copy_bb): Watch overflows.
28800 (expand_call_inline): Update call of cgraph_create_edge.
28801 (optimize_inline_calls): Use TODO flags to update frequnecies.
28802 * passes.h: Include predict.h
28803 (init_optimization_passes): Move profile ahead.
28804 (execute_function_todo): Handle TODO_rebuild_frequencies.
28806 2007-02-09 Roger Sayle <roger@eyesopen.com>
28808 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28809 the insbl or inswl pattern into a register.
28811 2007-02-09 Roger Sayle <roger@eyesopen.com>
28813 * config/ia64/ia64.md (bswapdi2): New define_insn.
28815 2007-02-09 Richard Henderson <rth@redhat.com>
28817 * config/i386/constraints.md (Ym): New constraint.
28818 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28819 (movdi_1_rex64): Split sse and xmm general register moves from
28820 memory move alternatives. Use conditional register constraints.
28821 (movsf_1, movdf_integer): Likewise.
28822 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28823 (movdf_integer_rex64): New.
28824 (pushsf_rex64): Fix output constraints.
28825 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28826 (sse2_stored): Likewise.
28827 (sse2_storeq_rex64): New.
28828 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28829 amd and not generic.
28830 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28831 for optimize_size. Remove SF/DFmode hack.
28833 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28835 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28838 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28839 Richard Sandiford <richard@codesourcery.com>
28841 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28842 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28843 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28844 m68k/t-mlib to tmake_file.
28845 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28846 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28847 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28848 Allow it to be cf or m68k. Set m68k_arch_family. If that
28849 variable is not empty, add t-$m68k_arch_family to tmake_file.
28850 Add t-mlibs to tmake_file.
28851 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28852 * config/m68k/t-cf: New file.
28853 * config/m68k/t-m68k: Likewise.
28854 * config/m68k/t-mlibs: Likewise.
28855 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28856 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28857 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28858 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28859 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28861 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28862 (INSTALL_LIBGCC): Delete.
28863 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28864 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28865 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28866 (M68K_MLIB_CPU): Define.
28867 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28868 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28869 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28871 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28872 Richard Guenther <rguenther@suse.de>
28874 PR middle-end/23361
28875 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28876 against INT_MIN/INT_MAX.
28877 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28878 file if a loop is removed.
28880 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28882 * calls.c (store_one_arg): Pass correct alignment to
28883 emit_push_insn for non-BLKmode values.
28884 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28885 unaligned stack slot via a suitably aligned slot.
28887 2007-02-08 DJ Delorie <dj@redhat.com>
28889 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28891 (legal_subregs): Use unsigned char, make const.
28892 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28894 2007-02-08 Paul Brook <paul@codesourcery.com>
28896 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28897 special interworking needed.
28899 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28901 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28902 conditional to __SSE2__.
28903 (Entries below should have been added to first ChangeLog
28904 entry for amdfam10 dated 2007-02-05)
28905 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28907 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28909 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28912 2007-02-08 DJ Delorie <dj@redhat.com>
28914 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28915 * config/m32c/m32c.c (legal_subregs): New.
28916 (m32c_illegal_subreg_p): New.
28917 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28918 unsupported subregs of hard regs.
28920 2007-02-08 Jan Hubicka <jh@suse.cz>
28922 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28923 the same one; always update histograms.
28925 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28927 * passes.c (init_optimization_passes): Tidy comment.
28929 2007-02-08 Roger Sayle <roger@eyesopen.com>
28931 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28932 strip zero_extend, bswap and rotates from POCOUNT's argument.
28933 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28934 zero_extend and rotates from PARITY's argument.
28935 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28936 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28937 of an integer constant at compile-time.
28939 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28942 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28944 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28947 * tree-ssa-live.c (remove_unused_locals): Do not remove
28948 TREE_ADDRESSABLE variables.
28949 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28950 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28951 FOR_CLOBBER. Update all users.
28952 If VAR has an associated alias set, add a virtual operand for
28953 it if no alias is found to conflict with the memory reference.
28955 2007-02-07 Jan Hubicka <jh@suse.cz>
28956 Robert Kidd <rkidd@crhc.uiuc.edu>
28958 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28960 2007-02-07 Ian Lance Taylor <iant@google.com>
28962 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28964 2007-02-07 Roger Sayle <roger@eyesopen.com>
28966 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28967 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28968 tablejumpdi, movsi_to_cr_one): Remove constraints from
28969 define_expand's match_operands.
28971 2007-02-07 Roger Sayle <roger@eyesopen.com>
28973 * global.c (compute_regsets): Move declatation of "i" inside of
28974 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28976 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28979 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28980 of INDIRECT_REF <RESULT_DECL>.
28982 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28984 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28985 Kaz Kojima <kkojima@gcc.gnu.org>
28988 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28990 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28992 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28994 * doc/loop.texi: Document possibility not to perform disambiguation
28995 of loops with multiple latches.
28996 * cfgloopmanip.c (alp_enum_p): Removed.
28997 (add_loop): Handle subloops. Use get_loop_body_with_size.
28998 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28999 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29000 the new forwarder block.
29001 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29002 Handle the case latch is NULL.
29003 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29004 modifications when marking loop exits.
29005 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29007 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29008 disambiguate_loops_with_multiple_latches.
29009 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29010 before fix_loop_structure.
29011 * cfgloop.c: Include pointer-set.h and output.h.
29012 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29013 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29014 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29015 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29016 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29017 disambiguate_multiple_latches, get_loop_body_with_size,
29018 disambiguate_loops_with_multiple_latches): New functions.
29019 (flow_loop_dump): Dump multiple latch edges.
29020 (flow_loop_nodes_find): Handle loops with multiple latches.
29021 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29022 (glb_enum_p): Modified.
29023 (get_loop_body): Use get_loop_body_with_size.
29024 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29025 (AVOID_CFG_MODIFICATIONS): New constant.
29026 (disambiguate_loops_with_multiple_latches, add_loop,
29027 get_loop_body_with_size): Declare.
29028 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29030 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29032 PR inline-asm/28686
29033 * global.c (compute_regsets): New function.
29034 (global_alloc): Refactored ELIMINABLE_REGSET
29035 and NO_GLOBAL_ALLOC_REGS computation out.
29036 (rest_of_handle_global_alloc): Call compute_regsets()
29037 for non-optimizing case.
29039 2007-02-06 Richard Henderson <rth@redhat.com>
29041 * config/i386/constraints.md (Y2): Rename from Y.
29042 (Yi): New constraint.
29043 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29044 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29045 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29046 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29047 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29048 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29049 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29050 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29051 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29052 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29053 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29054 vec_extractv2si_1): Change Y constraints to Y2.
29055 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29056 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29057 Change Y constraints to Y2.
29058 (sse2_loadld): Change Y constraints to x.
29060 2007-02-06 Roger Sayle <roger@eyesopen.com>
29062 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29063 (parity<mode>2): New define_expand using rs6000_emit_parity.
29064 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29065 rs6000_emit_parity): New functions.
29066 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29067 rs6000_emit_parity): Prototype here.
29069 2007-02-06 Ian Lance Taylor <iant@google.com>
29071 * lower-subreg.c (simple_move_operand): Reject CONST.
29072 (resolve_clobber): Call validate_change rather than directly
29073 assigning to XEXP (pat, 0).
29075 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29077 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29078 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29079 (tree-cfg.o): Remove hashtab.h dependency.
29081 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29082 (struct ivopts_data): Change niters to pointer_map_t.
29083 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29084 (niter_for_exit): Create pointer_map on demand. Change for
29086 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29087 (free_loop_data): Destroy data->niters if created and reset field.
29088 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29089 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29091 * tree-ssa-reassoc.c: Include pointer-set.h.
29092 (bb_rank): Change to long *.
29093 (operand_rank): Change to pointer_map_t.
29094 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29095 (insert_operand_rank): Accept long.
29096 (operand_entry_hash, operand_entry_eq): Remove.
29097 (get_rank): Return long. Adjust for changes above.
29098 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29100 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29102 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29103 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29104 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29106 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29107 directly since it cannot be NULL.
29108 (get_vi_for_tree): Rewrite for pointer_map API.
29109 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29110 (init_alias_vars): Create vi_for_tree as pointer_map.
29111 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29113 * tree-cfg.c: Don't include hashtab.h.
29114 (edge_to_cases): Declare as pointer_map.
29115 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29117 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29118 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29119 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29121 (record_switch_edge): Delete.
29122 (get_cases_for_edge): Adjust for pointer_map API, inline
29123 record_switch_edge (rewritten for new API), remove goto.
29125 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29127 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29128 * tree-nested.c: Include pointer-set.h.
29129 (var_map_elt, var_map_eq, var_map_hash): Delete.
29130 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29131 to pointer_map_t's.
29132 (nesting_info_bitmap_obstack): New.
29133 (lookup_field_for_decl): Adjust for pointer_map API.
29134 (lookup_tramp_for_decl): Adjust for pointer_map API.
29135 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29136 (get_local_debug_decl): Adjust for pointer_map API.
29137 (convert_nl_goto_reference): Adjust for pointer_map API.
29138 (convert_nl_goto_receiver): Adjust for pointer_map API.
29139 (create_nesting_tree): Create outside GGC space. Create bitmap on
29140 the new obstack. Create field_map and var_map as pointer_maps.
29141 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29143 (lower_nested_functions): Move root here, no need to NULL it.
29144 Initialize and release the obstack.
29146 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29148 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29149 Remove prototypes and make them non-static.
29150 (struct tree_int_map): Remove.
29151 * tree.h (struct tree_int_map): Move here, turning TO into an
29153 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29155 * tree.h (TREE_COMPLEXITY): Remove.
29156 (struct tree_exp): Remove complexity field.
29157 * tree.c (build1_stat): Don't set it.
29159 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29160 Victor Kaplansky <victork@il.ibm.com>
29162 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29163 (vect_is_simple_reduction): Support reduction with induction as
29164 one of the operands.
29165 (vect_is_simple_iv_evolution): Fix formatting.
29166 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29167 formatting. Don't mark induction phis for vectorization.
29168 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29169 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29170 (vect_get_vec_def_for_operand): Support induction.
29171 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29173 (vectorizable_reduction): Support reduction with induction as one of
29175 (vectorizable_type_demotion): Use def-type of stmt argument rather
29176 than dummy def-type.
29178 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29179 flag_tree_scev_cprop.
29180 * common.opt (tree-scev-cprop): New flag.
29182 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29183 call to vect_get_new_vect_var.
29185 2007-02-06 Ira Rosen <irar@il.ibm.com>
29187 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29188 vectype is not NULL.
29189 (vect_pattern_recog_1): Likewise.
29191 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29193 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29194 (fold_negate_expr): Likewise.
29196 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29199 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29200 even if cv-qualification is the same.
29202 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29204 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29205 __enable_execute_stack on completion.
29207 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29209 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29210 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29211 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29212 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29213 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29214 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29215 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29216 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29218 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29220 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29221 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29222 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29223 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29224 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29225 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29226 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29227 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29228 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29229 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29230 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29231 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29232 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29233 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29234 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29235 sqrtextenddfxf2_i387): Added amdfam10_decode.
29237 * config/i386/athlon.md (athlon_idirect_amdfam10,
29238 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29239 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29240 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29241 athlon_ivector_store_amdfam10): New define_insn_reservation.
29242 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29245 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29247 * config/i386/athlon.md (athlon_call_amdfam10,
29248 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29249 define_insn_reservation.
29250 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29251 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29252 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29254 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29256 * config/i386/athlon.md (athlon_sseld_amdfam10,
29257 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29258 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29260 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29262 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29263 define_insn_reservation.
29264 * config/i386/i386.md (sseins): Added sseins to define_attr type
29265 and define_attr unit.
29266 * config/i386/sse.md: Set type attribute to sseins for insertq
29269 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29271 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29272 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29273 ssecomi_load_amdfam10, ssecomi_amdfam10,
29274 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29275 define_insn_reservation.
29276 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29278 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29280 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29281 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29282 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29283 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29284 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29285 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29286 define_insn_reservation.
29288 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29289 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29290 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29291 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29292 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29294 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29296 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29297 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29298 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29299 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29300 athlon_ssemul_load_k8): Added amdfam10.
29302 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29304 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29305 (x86_sse_unaligned_move_optimal): New variable.
29307 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29309 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29310 for unaligned vector SSE double/single precision loads for AMDFAM10.
29312 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29314 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29315 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29316 Define TARGET_CPU_DEFAULT_amdfam10.
29317 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29318 (processor_type): Add PROCESSOR_AMDFAM10.
29320 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29321 processor_type in config/i386/i386.h.
29322 Enable imul peepholes for TARGET_AMDFAM10.
29324 * config.gcc: Add support for --with-cpu option for amdfam10.
29326 * config/i386/i386.c (amdfam10_cost): New variable.
29327 (m_AMDFAM10): New macro.
29328 (m_ATHLON_K8_AMDFAM10): New macro.
29329 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29330 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29331 x86_promote_QImode, x86_integer_DFmode_moves,
29332 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29333 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29334 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29335 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29336 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29337 Enable/disable for amdfam10.
29338 (override_options): Add amdfam10_cost to processor_target_table.
29339 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29340 processor_alias_table.
29341 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29342 (ix86_adjust_cost): Add code for amdfam10.
29344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29346 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29347 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29348 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29349 * config/i386/i386.h: Add builtin definition for SSE4A.
29350 * config/i386/i386.md: Add support for ABM instructions
29351 (popcnt and lzcnt).
29352 * config/i386/sse.md: Add support for SSE4A instructions
29353 (movntss, movntsd, extrq, insertq).
29354 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29355 Add -march=amdfam10 flag.
29356 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29357 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29359 * doc/extend.texi: Add documentation for SSE4A builtins.
29361 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29363 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29365 2007-02-05 Richard Guenther <rguenther@suse.de>
29367 * tree-vectorizer.h (vectorizable_function): Add argument type
29368 argument, change return type.
29369 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29370 * tree-vect-transform.c (vectorizable_function): Handle extra
29371 argument, return vectorized function decl.
29372 (build_vectorized_function_call): Remove.
29373 (vectorizable_call): Handle calls with result and argument types
29374 differing. Handle loop vectorization factor correctly.
29375 * targhooks.c (default_builtin_vectorized_function): Adjust for
29377 * targhooks.h (default_builtin_vectorized_function): Likewise.
29378 * target.h (builtin_vectorized_function): Add argument type
29380 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29381 extra argument, allow vectorizing of lrintf.
29382 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29383 documentation of target hook.
29385 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29388 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29389 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29390 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29392 2007-02-05 Roger Sayle <roger@eyesopen.com>
29394 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29395 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29396 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29397 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29398 before canonicalizing sincos to cexpi.
29399 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29401 2007-02-05 Roger Sayle <roger@eyesopen.com>
29403 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29404 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29405 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29407 2007-02-05 Roger Sayle <roger@eyesopen.com>
29409 * mips-tfile.c (initialize_init_file): Correct endianness test.
29411 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29413 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29414 the 'y' constraint.
29416 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29418 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29419 saves in a PARALLEL before the register assignments.
29421 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29423 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29424 DWARF_FRAME_RETURN_COLUMN to be a general register.
29425 * dwarf2out.c (init_return_column_size): New function, split from...
29426 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29427 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29428 to be nongeneral registers.
29429 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29431 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29432 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29434 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29436 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29438 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29440 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29441 (remove_path): Use can_remove_branch_p and remove_branch instead
29442 of loop_delete_branch_edge.
29443 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29444 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29445 Update profile using scale_dominated_blocks_in_loop.
29446 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29447 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29448 (can_remove_branch_p, remove_branch): Declare.
29449 * tree-cfg.c (tree_can_remove_branch_p): New function.
29450 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29451 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29452 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29454 2007-02-05 Jan Hubicka <jh@suse.cz>
29456 PR middle-end/30696
29457 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29458 nodes in cgraph, don't remove offline copy of the function.
29460 2007-02-04 Jan Hubicka <jh@suse.cz>
29462 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29463 vectors might cause maybe_lookup_element_for_expr to be called
29464 on non-sra-candidate.
29466 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29468 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29469 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29470 spelling conventions.
29472 2007-02-04 Richard Guenther <rguenther@suse.de>
29474 PR middle-end/30636
29475 * fold-const.c (try_move_mult_to_index): Make sure to not
29476 overflow one dimension of a multi-dimensional array access.
29478 2007-02-04 Jan Hubicka <jh@suse.cz>
29480 * passes.c (init_optimization_passes): Reindent.
29482 2007-02-04 Jan Hubicka <jh@suse.cz>
29483 Eric Botcazou <ebotcazou@adacore.com>
29485 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29486 (execute_fixup_cfg): Break out the abnormal goto code.
29487 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29488 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29489 (optimize_inline_calls): Call make_nonlocal_label_edges.
29491 2007-02-04 Jan Hubicka <jh@suse.cz>
29493 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29494 true when something was changed.
29495 (rename_ssa_copies): When something was changed, do
29496 TODO_remove_unused_locals.
29497 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29498 add TODO_remove_unused_locals when instruction was removed.
29500 2007-02-04 Jan Hubicka <jh@suse.cz>
29502 * ipa-inline.c (try_inline): Improve debug output; work on already
29504 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29505 call try_inline for already inlined edges too when flattening;
29506 inline also functions that make callee growth but overall unit size
29509 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29511 * config/m32c/bitops.md, config/m32c/jump.md,
29512 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29513 config/m32r/m32r.h, config/m32r/m32r.md,
29514 config/m32r/predicates.md, config/m68hc11/larith.asm,
29515 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29516 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29517 config/mips/mips-protos.h, config/mips/mips.c,
29518 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29519 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29520 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29521 spelling conventions.
29523 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29524 Follow spelling conventions.
29526 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29528 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29529 warn about C++0x compatibility.
29531 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29533 * config/h8300/h8300.c, config/h8300/h8300.h,
29534 config/h8300/h8300.md: Follow spelling conventions.
29536 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29538 PR middle-end/30667
29539 * combine.c (try_combine): Do not substitute source operand
29540 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29542 2007-02-03 Jan Hubicka <jh@suse.cz>
29544 PR gcov-profile/30650
29545 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29546 do not divide by zero for never executed counters.
29547 (tree_find_values_to_profile): Fix counters.
29548 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29550 2007-02-03 Ian Lance Taylor <iant@google.com>
29552 * lower-subreg.c (simple_move_operand): New static function,
29553 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29555 (simple_move): Call simple_move_operand.
29556 (find_decomposable_subregs): Add special handling of MEMs.
29557 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29558 meaning of return value. If we see a hard register, test whether
29559 it can store a word_mode value. Change all callers.
29561 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29563 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29564 ftrapv insns and expanders.
29565 (subdi3): Change define_expand operand 1 to arith11_operand, and
29566 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29567 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29568 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29571 PR middle-end/30174
29572 * varasm.c (notice_global_symbol): Treat global objects as weak when
29573 flag_shlib is true.
29575 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29577 * emit-rtl.c (dconstpi): Delete.
29578 (dconstsqrt2): New.
29579 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29580 * real.h (dconstpi): Delete.
29581 (dconstsqrt2): New.
29582 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29583 (fold_builtin_hypot): Likewise.
29585 2007-02-03 Tom Tromey <tromey@redhat.com>
29588 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29589 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29591 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29593 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29594 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29595 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29596 config/rs6000/cell.md, config/rs6000/darwin.h,
29597 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29598 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29599 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29600 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29601 typos. Follow spelling conventions.
29602 * doc/invoke.texi: Follow spelling conventions.
29604 2007-02-03 Roger Sayle <roger@eyesopen.com>
29606 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29607 canonicalization transformations that attempt to simplify integer
29608 constant comparisons to become comparisons against zero.
29610 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29612 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29614 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29615 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29617 2007-02-02 Mike Stump <mrs@apple.com>
29619 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29620 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29621 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29622 generate a branch island.
29624 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29626 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29627 (xtensa_legitimate_address_p): New.
29628 (xtensa_legitimize_address): New.
29629 (xtensa_output_addr_const_extra): New.
29630 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29632 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29633 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29634 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29635 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29636 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29637 (xtensa_legitimize_address): New.
29638 (xtensa_output_addr_const_extra): New.
29640 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29642 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29644 2007-02-02 Ian Lance Taylor <iant@google.com>
29646 * expmed.c (expand_divmod): Add comment.
29648 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29650 * emit-rtl.c (renumber_insns): Remove.
29651 * flags.h: Remove the extern for flag_renumber_insns.
29652 * rtl.h: Remove the prototype for renumber_insns.
29653 * toplev.c (flag_renumber_insns): Remove.
29655 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29657 Revert for x86 darwin:
29658 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29660 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29661 code before the following patch under TARGET_MACHO.
29662 (ix86_function_value_regno_p): Likewise.
29664 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29666 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29669 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29672 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29673 loads to general or fp registers. Add comments.
29674 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29676 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29678 * pointer-set.c (insert_aux): Only return insertion slot.
29679 (pointer_set_insert): Adjust.
29680 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29681 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29682 pointer_map_traverse): New.
29683 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29684 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29685 pointer_map_contains, pointer_map_traverse): Declare.
29687 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29689 PR middle-end/30473
29690 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29691 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29693 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29695 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29697 (struct _dep): New type.
29698 (dep_t): New typedef.
29699 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29700 (DEP_STATUS): New access macro. The macro with the same name was
29701 renamed to DEP_LINK_STATUS.
29702 (dep_init): Declare function
29704 (struct _dep_link): New type.
29705 (dep_link_t): New typedef.
29706 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29707 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29708 (DEP_LINK_STATUS): New macro.
29709 (debug_dep_links): New debug function.
29711 (struct _deps_list): New type.
29712 (deps_list_t): New typedef.
29713 (DEPS_LIST_FIRST): New access macro.
29714 (FOR_EACH_DEP_LINK): New cycle macro.
29715 (create_deps_list, free_deps_list, delete_deps_list): Declare
29717 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29718 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29719 (copy_deps_list_change_con): Ditto.
29721 (move_dep_link): Declare function.
29723 (struct _dep_node): New type.
29724 (dep_node_t): New typedef.
29725 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29727 (struct haifa_insn_data.back_deps): New field to hold backward
29728 dependencies of the insn.
29729 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29731 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29732 Change its type to deps_list_t.
29733 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29734 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29735 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29737 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29739 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29741 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29743 (dep_cost): Declare.
29745 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29746 (ds_to_dk, dk_to_ds): New functions.
29748 (init_dep_1): New static function.
29749 (init_dep): New function.
29750 (copy_dep): New static function.
29752 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29754 (detach_dep_link): New static function.
29755 (move_dep_link): New function.
29757 (dep_links_consistent_p, dump_dep_links): New static functions.
29758 (debug_dep_links): New debugging function.
29760 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29762 (alloc_deps_list, init_deps_list): New static functions.
29763 (create_deps_list): New function.
29764 (clear_deps_list): New static function.
29765 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29766 (deps_list_consistent_p, dump_deps_list): New static functions.
29767 (debug_deps_list): New function.
29768 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29770 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29772 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29773 use new scheduler dependencies lists.
29774 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29775 (sched_analyze): Ditto. Initialize dependencies lists.
29776 (add_forw_dep, compute_forward_dependences): Update to use new
29777 scheduler dependencies lists.
29779 (init_dependency_caches): Init deps_obstack.
29780 (free_dependency_caches): Free deps_obstack.
29782 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29783 new scheduler dependencies lists.
29784 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29785 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29787 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29788 Update to use new scheduler dependencies lists.
29789 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29790 (debug_dependencies): Ditto.
29791 (schedule_region): Update comments.
29793 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29794 scheduler dependencies lists.
29795 (schedule_ebb): Update comments.
29797 * rtl.def (DEPS_LIST): Remove.
29799 * lists.c (unused_deps_list): Remove.
29800 (free_list): Update assertions.
29802 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29803 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29805 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29806 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29808 * haifa-sched.c (comments): Update.
29809 (insn_cost1): Remove. Inline the code into insn_cost ().
29810 (insn_cost): Update to use new scheduler dependencies lists. Move
29811 processing of the dependency cost to dep_cost ().
29812 (dep_cost): New function. Use it instead of insn_cost () when
29813 evaluating cost of the dependency. Use compatible interface to
29814 interact with the target.
29815 (priority): Update to use new scheduler dependencies lists.
29816 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29817 with greater number of insns that depend on the insn.
29818 (schedule_insn): Update to use new scheduler dependencies lists. Add
29819 code to free backward dependencies lists. Inline and optimize code
29820 from resolve_dep () - see PR28071.
29821 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29822 lists. Update call to targetm.sched.is_costly_dependence hook.
29824 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29825 scheduler dependencies lists.
29827 (resolve_dep): Remove. Move the logic to schedule_insn ().
29828 (init_h_i_d): Initialize dependencies lists.
29830 (process_insn_depend_be_in_spec): Rename to
29831 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29832 dependencies lists.
29833 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29834 Update to use new scheduler dependencies lists.
29835 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29837 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29838 new scheduler dependencies lists.
29839 (build_intra_loop_deps): Ditto.
29841 * target.h (struct _dep): Declare to use in
29842 gcc_target.sched.is_costly_dependence.
29843 (struct gcc_target.sched.adjust_cost): Fix typo.
29844 (struct gcc_target.sched.is_costly_dependence): Change signature to
29845 use single dep_t parameter instead of an equivalent triad.
29846 (struct gcc_target.sched.adjust_cost_2): Remove.
29848 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29850 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29852 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29854 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29856 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29857 (REG_DEP_TRUE): Document.
29859 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29860 Change signature to correspond to the targetm.sched.adjust_cost hook.
29861 Update use in TARGET_SCHED_ADJUST_COST_2.
29862 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29863 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29864 new scheduler dependencies lists.
29865 (ia64_gen_check): Ditto.
29867 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29868 scheduler dependencies lists.
29870 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29871 signature to correspond to the targetm.sched.is_costly_dependence hook.
29872 (is_costly_group): Update to use new scheduler dependencies lists.
29874 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29875 instead of INSN_COST () macro.
29877 2007-02-01 Ian Lance Taylor <iant@google.com>
29879 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29881 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29883 * pa.md (tp_load): Correct mfctl instruction syntax.
29885 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29887 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29888 altivec_padding_size calculation on AIX. Improve comment, add
29889 assert to verify that it's right.
29891 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29894 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29896 PR inline-asm/28686
29897 * global.c (global_alloc): Add mising initialization of
29900 2007-02-01 Roger Sayle <roger@eyesopen.com>
29902 * alias.c (init_alias_analysis): Correct whitespace.
29903 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29904 partition_hot_cold_basic_blocks): Likewise.
29905 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29906 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29907 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29908 fold_builtin_snprintf_chk, fold_builtin_printf,
29909 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29910 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29911 * cfgcleanup.c (cleanup_cfg): Likewise.
29912 * cfgexpand.c (tree_expand_cfg): Likewise.
29913 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29914 * function.c (get_next_funcdef_no): Likewise.
29915 * gengtype.c (main): Likewise.
29916 * genmodes.c (main): Likewise.
29917 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29918 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29919 * ifcvt.c (noce_emit_move_insn): Likewise.
29920 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29922 * stor-layout.c (get_best_mode): Likewise.
29923 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29924 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29925 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29926 perform_var_substitution, solve_graph): Likewise.
29927 * tree-vrp.c (vrp_finalize): Likewise.
29929 2007-02-01 Ian Lance Taylor <iant@google.com>
29931 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29932 high part of a paradoxical subreg, return a constant zero.
29934 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29936 * toplev.c (lang_dependent_init): Call init_set_costs.
29937 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29939 2007-02-01 Richard Guenther <rguenther@suse.de>
29941 PR middle-end/30656
29942 * fold-const.c (fold_negate_expr): Allow negating a
29943 constant if overflow does not change.
29945 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29947 * doc/c-tree.texi (Expression trees): Improve markup.
29948 * doc/tm.texi (Register Classes, Addressing Modes)
29949 (Floating Point): Fix spacing after abbreviations. Fix some
29952 2007-02-01 Ben Elliston <bje@au.ibm.com>
29954 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29955 * doc/contrib.texi: Likewise.
29956 * doc/install.texi: Likewise.
29958 2007-01-31 Richard Henderson <rth@redhat.com>
29959 Ian Lance Taylor <iant@google.com>
29961 * lower-subreg.c: New file.
29962 * rtl.def (CONCATN): Define.
29963 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29964 pass_lower_subreg2.
29965 * emit-rtl.c (update_reg_offset): New static function, broken out
29966 of gen_rtx_REG_offset.
29967 (gen_rtx_REG_offset): Call update_reg_offset.
29968 (gen_reg_rtx_offset): New function.
29969 * regclass.c: Revert patch of 2006-03-05, restoring
29971 (clear_reg_info_regno): New function.
29972 * dwarf2out.c (concatn_loc_descriptor): New static function.
29973 (loc_descriptor): Handle CONCATN.
29974 * common.opt (fsplit_wide_types): New option.
29975 * opts.c (decode_options): Set flag_split_wide_types when
29977 * timevar.def (TV_LOWER_SUBREG): Define.
29978 * rtl.h (gen_reg_rtx_offset): Declare.
29979 (reg_scan_update): Declare.
29980 * regs.h (clear_reg_info_regno): Declare.
29981 * tree-pass.h (pass_lower_subreg): Declare.
29982 (pass_lower_subreg2): Declare.
29983 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29984 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29985 -fsplit-wide-types.
29986 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29987 * Makefile.in (OBJS-common): Add lower-subreg.o.
29988 (lower-subreg.o): New target.
29990 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29992 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29994 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29997 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29999 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30001 PR middle-end/29335
30002 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30004 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30006 * cfgloop.h: Include vec-prim.h.
30007 (enum li_flags): Remove LI_ONLY_OLD.
30008 (loop_iterator): Changed.
30009 (fel_next, fel_init): Iterate over loop tree.
30010 (FOR_EACH_LOOP_BREAK): New macro.
30011 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30013 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30014 * modulo-sched.c (sms_schedule): Ditto.
30015 * tree-vectorizer.c (vectorize_loops): Ditto.
30016 * doc/loop.texi: Update information on loop numbering and behavior of
30017 FOR_EACH_LOOP wrto new loops.
30018 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30019 add_to_evolution_1): Test nestedness of loops instead of comparing
30021 * tree-chrec.c (chrec_fold_plus_poly_poly,
30022 chrec_fold_multiply_poly_poly, chrec_evaluate,
30023 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30024 reset_evolution_in_loop): Ditto.
30025 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30027 2007-01-31 Dirk Mueller <dmueller@suse.de>
30029 * c-common.c (warn_about_parentheses): Separate warning about
30030 un-parenthized sequence of comparison operators from the one
30031 which is supposed to warn about x <= y <= z.
30033 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30035 * optabs.h (enum optab_index): Add new OTI_isinf.
30036 (isinf_optab): Define corresponding macro.
30037 * optabs.c (init_optabs): Initialize isinf_optab.
30038 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30040 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30041 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30043 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30044 expand_builtin_interclass_mathfn.
30045 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30046 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30047 (fxam<mode>2_i387): New insn pattern.
30048 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30049 built-in functions as x87 inline asm.
30051 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30053 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30055 2007-01-30 Eric Christopher <echristo@apple.com>
30057 * config.gcc: Add geode.
30059 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30061 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30062 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30063 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30064 value-prof.c: Fix comment typos.
30066 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30069 * doc/invoke.texi (Wpointer-arith): Document warning.
30071 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30073 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30074 the list of discrepancies from the draft TR.
30076 2007-01-30 Dirk Mueller <dmueller@suse.de>
30079 * doc/invoke.texi (-Wreturn-type): Update description to
30080 match new behavior.
30082 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30084 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30086 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30088 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30089 to handle optabs that operate on floating point input argument and
30090 output to integer output.
30091 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30092 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30093 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30094 expand_builtin_interclass_mathfn ().
30095 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30096 (ilogbsi2): Remove.
30097 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30098 ilogbl built-in functions as x87 intrinsics.
30100 2007-01-30 Richard Guenther <rguenther@suse.de>
30102 PR middle-end/27657
30103 * dwarf2out.c (reference_to_unused): Query varpool if the
30104 variable was output.
30106 2007-01-30 Richard Guenther <rguenther@suse.de>
30108 PR middle-end/30313
30109 * passes.c (execute_one_pass): Reset in_gimple_form to not
30110 confuse non-unit-at-a-time mode.
30112 2007-01-29 Roger Sayle <roger@eyesopen.com>
30113 Richard Guenther <rguenther@suse.de>
30115 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30116 avoid undefined behaviour on overflow. Use force_fit_type_double
30117 to construct the constant with the specified TREE_OVERFLOW.
30119 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30121 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30122 * config/dfp-bit.h: Ditto.
30124 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30126 * c-decl.c (pop_scope): Replace warnings with call to
30127 warn_for_unused_label.
30128 * c-common.h (warn_for_unused_label): Declare.
30129 * c-common.c (warn_for_unused_label): Define.
30131 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30133 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30136 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30138 * Makefile.in (USER_H): Remove decfloat.h.
30139 * ginclude/decfloat.h: Delete, moving contents to ...
30140 * ginclude/float.h: Add support for decimal floating point,
30141 guarded by __STDC_WANT_DEC_FP__.
30143 2007-01-29 Mike Stump <mrs@apple.com>
30145 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30146 Analysis and Representation to resolve case insensitive conflict.
30147 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30149 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30151 * tree.h (struct tree_memory_tag): Add aliases member.
30152 (MTAG_ALIASES): New macro.
30153 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30154 (add_may_alias): Remove pointer-set. Update for may_aliases being
30156 (mark_aliases_call_clobbered): Update for may_aliases being a
30158 (compute_tag_properties): Ditto.
30159 (create_partition_for): Ditto.
30160 (compute_memory_partitions): Ditto.
30161 (dump_may_aliases_for): Ditto.
30162 (is_aliased_with): Ditto.
30163 (add_may_alias_for_new_tag): Ditto.
30164 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30165 (compute_is_aliased): New function.
30166 (compute_may_aliases): Call compute_is_aliased).
30167 (init_alias_info): Initialize alias_bitmap_obstack.
30168 (union_alias_set_into): New function.
30169 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30170 (have_common_aliases_p): Rewrite to take two bitmaps and use
30172 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30173 Update for bitmaps.
30174 (finalize_ref_all_pointers): Update for add_may_alias changes.
30175 (new_type_alias): Ditto.
30176 * tree-flow-inline.h (may_aliases): Return a bitmap.
30177 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30178 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30179 may_aliases being a bitmap.
30180 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30181 may_aliases now returns a bitmap.
30182 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30184 * tree-ssa-operands.c (add_virtual_operand): Update for
30185 may_aliases being a bitmap.
30187 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30189 PR tree-optimization/30630
30190 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30191 variable as changed.
30193 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30196 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30197 expanded only once even if an error occurs.
30199 2007-01-29 Ben Elliston <bje@au.ibm.com>
30201 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30202 (__gcov_average_profiler): Likewise.
30203 (__gcov_ior_profiler): Likewise.
30204 (__gcov_merge_ior): Likewise.
30206 2007-01-28 Jan Hubicka <jh@suse.cz>
30208 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30209 * value-prof.c (stringop_block_profile): Likewise.
30211 2007-01-28 Jan Hubicka <jh@suse.cz>
30213 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30214 Add variant handling histograms; add wrapper.
30215 (clear_storage_via_libcall): Export.
30216 (emit_block_move_hints): Break out from ...; add histograms.
30217 (emit_block_move): ... this one.
30218 (clear_storage_hints): Break out from ...; add histograms.
30219 (clear_storage): ... this one.
30220 (set_storage_via_memset): Handle histogram.
30221 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30222 (clear_storage_hints, clear_storage_via_libcall): Declare.
30223 (set_storage_via_setmem): Update prototype.
30224 * doc/md.texi (movmem, setmem): Document new arguments.
30226 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30227 Add new histograms.
30228 (stringop_block_profile): New global function.
30229 (tree_stringops_values_to_profile): Profile block size and alignment.
30230 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30232 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30233 (stringop_block_profile): Declare.
30234 * builtins.c: Include value-prof.h.
30235 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30236 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30237 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30238 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30239 * profile.c (instrument_values): Add new counters.
30240 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30242 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30243 (tree_init_edge_profiler): Build new profilers.
30244 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30245 (pass_tree_profile): Add dump.
30246 (tree_profile_hooks): Update.
30247 * Makefile.in (LIBGCOV): Add new constants.
30248 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30249 __gcov_ior_profiler): New.
30250 * i386.md (movmem/setmem expanders): Add new optional arguments.
30252 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30254 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30256 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30258 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30259 (tree_unswitch_single_loop): Pass eni_size_weights to
30260 tree_num_loop_insns.
30261 * tree-ssa-loop-manip.c: Include tree-inline.h.
30262 (can_unroll_loop_p): Pass eni_size_weights to
30263 tree_num_loop_insns.
30264 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30265 Pass eni_size_weights to estimate_num_insns.
30266 * tree.h (init_inline_once): Export.
30267 * toplev.c (backend_init): Call init_inline_once.
30268 * cgraphunit.c (cgraph_process_new_functions,
30269 cgraph_analyze_function): Pass eni_inlining_weights to
30270 estimate_num_insns.
30271 * ipa-inline.c (compute_inline_parameters): Ditto.
30272 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30273 to estimate_num_insns.
30274 (try_unroll_loop_completely): Pass eni_size_weights to
30275 tree_num_loop_insns.
30276 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30277 ot estimate_num_insns.
30278 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30279 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30280 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30281 eni_time_weights): New variables.
30282 (init_inline_once): Initialize them.
30283 (struct eni_data): Mew.
30284 (estimate_num_insns_1, estimate_num_insns): Use weights.
30285 * tree-inline.h (struct eni_weights_d): New.
30286 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30287 (estimate_num_insns): Declaration changed.
30288 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30289 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30290 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30292 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30294 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30295 relations in the conflict function is valid.
30297 2007-01-27 Ian Lance Taylor <iant@google.com>
30299 * common.opt: Add fstrict-overflow.
30300 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30301 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30302 (TYPE_OVERFLOW_UNDEFINED): Define.
30303 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30305 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30306 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30307 (fold_negate_expr): Likewise.
30308 (make_range): Likewise.
30309 (extract_muldiv_1): Likewise.
30310 (maybe_canonicalize_comparison): Likewise.
30311 (fold_comparison): Likewise.
30312 (fold_binary): Likewise.
30313 (tree_expr_nonnegative_p): Likewise.
30314 (tree_expr_nonzero_p): Likewise.
30315 * tree-vrp.c (compare_values): Likewise.
30316 (extract_range_from_binary_expr): Likewise.
30317 (extract_range_from_unary_expr): Likewise.
30318 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30320 (nowrap_type_p): Likewise.
30321 * tree-scalar-evolution.c (simple_iv): Likewise.
30322 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30323 (build_range_check): Likewise.
30324 (extract_muldiv_1): Likewise.
30325 (fold_comparison): Likewise.
30326 * tree-vrp.c (vrp_int_const_binop): Likewise.
30327 (extract_range_from_unary_expr): Likewise.
30328 * convert.c (convert_to_integer): Likewise.
30329 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30330 (fold_comparison): Likewise.
30331 (fold_binary): Likewise.
30332 * optabs.c (optab_for_tree_code): Likewise.
30333 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30334 * simplify-rtx.c (simplify_const_relational_operation): Check
30335 flag_strict_overflow and flag_trapv.
30336 (simplify_const_relational_operation): Likewise.
30337 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30338 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30341 2007-01-27 Roger Sayle <roger@eyesopen.com>
30343 * tree.c (tree_fold_gcd): Delete.
30344 * tree.h (tree_fold_gcd): Remove prototype.
30345 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30346 test whether one constant integer is a multiple of another. Instead
30347 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30348 * fold-const.c (multiple_of_p): We've determined both TOP and
30349 BOTTOM are integer constants so we can call int_const_binop directly
30350 instead of the more generic const_binop.
30352 2007-01-27 Roger Sayle <roger@eyesopen.com>
30354 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30355 1*X check that the constant hasn't overflowed, to preserve the
30357 (round_up): Provide an efficient implementation when rouding-up an
30358 INTEGER_CST to a power-of-two.
30360 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30362 * doc/sourcebuild.texi: Add comma for clarity.
30363 * doc/extend.texi: Fix some typos.
30364 * doc/passes.texi: Likewise.
30365 * doc/cppinternals.texi: Likewise.
30366 * doc/c-tree.texi: Likewise.
30367 * doc/tree-ssa.texi: Likewise.
30368 * doc/install.texi: Likewise.
30370 2007-01-27 Jan Hubicka <jh@suse.cz>
30372 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30373 (pass_sra): Do not require alias information.
30374 * passes.c (init_optimization_passes): Add SRA
30376 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30378 * tracer.c (rest_of_handle_tracer): We already cleaned
30379 up the CFG in tracer() so don't do it here again.
30380 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30381 cleanup_cfg here, either. And don't call renumber_insns.
30383 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30384 and BB_HEAD are in the insn stream here. Instead make sure
30385 that BB_INSN is valid on all insns. Also, do check here that
30386 there are no pending branch predictions...
30387 (rtl_verify_flow_info): ...instead of doing it here. Checks
30388 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30391 2007-01-26 Roger Sayle <roger@eyesopen.com>
30393 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30394 function to simplify/factorize operand order canonicalization.
30395 (ix86_fixup_binary_operands): Reorganize using the above function.
30396 (ix86_binary_operator_ok): Likewise.
30398 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30400 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30401 file scope from optimize_attrs.
30402 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30404 (optimize_attrs): Clear insn_code_values after freeing it.
30406 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30408 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30409 a parts.base assignment.
30411 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30413 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30414 (compute_subscript_distance, initialize_data_dependence_relation,
30415 finalize_ddr_dependent, analyze_ziv_subscript,
30416 analyze_siv_subscript_cst_affine,
30417 compute_overlap_steps_for_affine_univar,
30418 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30419 analyze_siv_subscript, analyze_miv_subscript,
30420 analyze_overlapping_iterations, subscript_dependence_tester_1,
30421 compute_self_dependence, free_dependence_relation): Work
30422 with affine_fn instead of chrecs.
30423 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30424 common_affine_function, affine_function_base,
30425 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30426 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30427 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30428 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30429 (all_chrecs_equal_p): Removed.
30430 * tree-data-ref.h (affine_fn, conflict_function): New types.
30431 (struct subscript): Change type of conflicting_iterations_in_a
30432 and conflicting_iterations_in_b.
30434 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30437 * config/pa/pa.h (TARGET_HPUX_11): New.
30438 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30439 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30441 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30442 Richard Guenther <rguenther@suse.de>
30444 * tree-ssa-structalias.c (solve_graph): Handle case
30445 we merged the variable to another.
30447 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30449 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30452 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30453 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30455 2007-01-25 DJ Delorie <dj@redhat.com>
30457 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30458 allow changes to modes which don't fit in those registers.
30460 * reload1.c (choose_reload_regs): Check for invalid subregs before
30461 computing their locations, not after.
30463 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30466 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30467 save Altivec registers in an eh_return function.
30468 (compute_vrsave_mask): Likewise.
30469 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30470 for saving Altivec registers.
30471 (rs6000_emit_prologue): Don't allocate stack twice in
30472 eh_return function. Correct expected value of altivec_save_offset
30473 when using save_world. Describe save of R0 to stack when using
30474 save_world. Describe stack pointer adjustment when using
30475 save_world. Remove duplicated eh_return parameter register saving.
30476 Update sp_offset variable after save_world.
30477 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30479 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30480 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30483 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30485 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30487 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30490 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30491 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30493 2007-01-25 Richard Guenther <rguenther@suse.de>
30495 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30496 * common.opt (-Wcoverage-mismatch): New warning option.
30497 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30498 if -Wcoverage-mismatch is given.
30500 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30502 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30503 (ipcp_driver): Change to static definition.
30504 Add dumping of the ifunctions.
30505 (constant_val_insert): Remove unused parameter. Support for SSA.
30506 (ipcp_propagate_const): Support for SSA.
30507 (ipcp_profile_bb_print): Print only analyzed nodes.
30508 (ipcp_replace_map_create): Remove support for Fortran constant
30510 * ipa-prop.c (ipa_method_modify_stmt,
30511 ipa_callsite_compute_param): Support for SSA.
30512 * ipa-prop.h (ipcp_driver): Remove declaration.
30513 (IS_VALID_TREE_MAP_INDEX): Add define.
30515 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30517 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30519 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30521 PR middle-end/30447
30522 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30523 constant argument to cabs and do it without checking for
30524 -funsafe-math-optimizations.
30526 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30528 * c-common.h (RID_FIRST_CXX0X): New.
30529 (RID_LAST_CXX0X): New.
30530 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30532 * c.opt (Wc++0x-compat): New.
30533 * doc/invoke.texi (-Wc++0x-compat): Document.
30535 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30537 * builtins.c (fold_builtin_carg): New.
30538 (fold_builtin_1): Use it.
30540 2007-01-24 Jan Hubicka <jh@suse.cz>
30542 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30544 * ipa-inline.c (initial_insns, max_insns): Delete.
30545 (compute_max_insns): New function.
30546 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30547 amount of insns as base for code growth.
30548 (cgraph_decide_inlining): Make initial_insns local; do not compute
30550 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30551 * doc/invoke.texi (inline-unit-growth): Update docs.
30553 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30555 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30556 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30557 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30558 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30559 for CPUs that have PTA_CX16 set.
30561 PR middle-end/27416
30562 * gimplify.c (omp_check_private): New function.
30563 (gimplify_scan_omp_clauses): Use it for
30564 firstprivate/lastprivate/reduction.
30566 PR middle-end/30494
30567 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30568 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30570 PR middle-end/30421
30571 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30572 If lower_lastprivate_clauses emits some statements, append them
30573 to dlist rather than body_p and to body_p append an initializer.
30574 (lower_omp_for): Adjust caller.
30576 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30578 * target.h (globalize_decl_name): New.
30579 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30580 * output.h (default_globalize_decl_name): New.
30581 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30583 (globalize_decl): Ditto.
30584 (default_globalize_decl_name): New.
30585 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30586 (ia64_handle_version_id_attribute): New.
30587 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30588 (ia64_asm_output_external): Use globalize_decl_name instead
30589 of globalize_label.
30590 * doc/extend.texi (version_id): New pragma.
30591 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30593 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30595 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30596 _uleb128_t and _Unwind_SWord with _sleb128_t.
30597 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30598 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30600 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30601 * unwind-pe.h (read_uleb128, read_sleb128,
30602 read_encoded_value_with_base): Likewise.
30603 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30605 2007-01-24 Richard Guenther <rguenther@suse.de>
30607 * builtins.c (expand_builtin_cexpi): Get the fndecl
30608 for cexp in the correct way.
30610 2007-01-24 Jan Hubicka <jh@suse.cz>
30612 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30615 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30617 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30618 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30619 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30620 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30621 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30622 __SIZEOF_PTRDIFF_T__.
30623 * doc/cpp.texi: Documentation for the new builtin macros added.
30625 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30627 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30628 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30629 instead of operands[2] to avoid access past the end of array.
30631 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30633 * reload1.c (emit_reload_insns): Pass the reload register
30634 for a non-spill output reload through forget_old_reloads_1.
30636 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30638 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30639 _SOFT_DOUBLE if doubles use software floating-point.
30640 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30641 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30642 * config/rs6000/darwin-ldouble.c: Also compile functions for
30643 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30644 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30645 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30646 commented-out long double override.
30647 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30648 * config/rs6000/eabispe.h: Likewise.
30649 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30650 long double for non-SPE.
30651 (rs6000_handle_option): Likewise.
30652 (invalid_e500_subreg): Disallow more subregs involding DImode,
30653 DFmode, TImode or TFmode.
30654 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30656 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30658 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30659 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30661 (rs6000_legitimate_address): Also check for TFmode for E500
30663 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30664 (spe_build_register_parallel): Handle TFmode and TCmode.
30665 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30667 (function_arg): Handle TFmode and TCmode for E500 double.
30668 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30670 (print_operand): Handle TFmode and TImode for %y.
30671 (rs6000_generate_compare): Handle TFmode comparisons for E500
30673 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30674 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30675 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30676 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30677 TFmode for E500 double.
30678 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30679 (floatsidf2): Enable for E500 double.
30680 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30681 (extenddftf2): Change to extenddftf2_fprs.
30682 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30683 depending on TARGET_E500_DOUBLE.
30684 (extendsftf2): Enable for E500 double.
30685 (trunctfdf2): Enable for E500 double.
30686 (trunctfsf2): Change to trunctfsf2_fprs.
30687 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30688 depending on TARGET_E500_DOUBLE.
30689 (floatsitf2): Enable for E500 double.
30690 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30691 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30692 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30693 (negtf2): Change to negtf2_internal.
30694 (negtf2): New expander.
30695 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30696 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30697 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30698 (movdi_internal32): Use rs6000_nonimmediate_operand.
30699 (unnamed splitter): Likewise.
30700 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30701 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30702 (SPE64TF, DITI): New mode macros.
30703 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30706 (frob_<mode>_di_2): New.
30707 (frob_tf_di_8_2): New.
30708 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30710 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30712 (frob_ti_<mode>_8_2): New.
30713 (frob_ti_tf_2): New.
30714 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30715 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30717 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30718 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30719 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30720 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30721 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30722 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30725 2007-01-23 Ian Lance Taylor <iant@google.com>
30727 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30729 (OBJS-archive): Reformat, alphabetize.
30730 (OBJS): Change out_object_file to OBJS-md.
30732 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30734 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30735 JUMP_P and CALL_P predicates where applicable.
30736 * config/i386/i386.c: Ditto.
30737 * config/i386/i386.md: Ditto.
30738 * config/i386/mmx.md: Ditto.
30739 * config/i386/predicates.md: Ditto.
30741 2007-01-22 Andreas Schwab <schwab@suse.de>
30743 * config/m68k/m68k.h: Fix comment.
30745 2007-01-22 Jan Hubicka <jh@suse.cz>
30747 * passes.c (init_optimization_passes): Do not rerun
30748 pass_early_warn_uninitialized.
30750 2007-01-22 Richard Guenther <rguenther@suse.de>
30752 PR tree-optimization/30038
30753 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30755 (execute_cse_sincos_1): Likewise.
30756 (execute_cse_sincos): Likewise.
30757 (gate_cse_sincos): Likewise.
30758 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30759 the cexpi() canonicalization of sincos().
30760 * tree-pass.h (pass_cse_sincos): Declare.
30761 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30763 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30765 PR rtl-optimization/29329
30766 * combine.c (replaced_rhs_insn): Rename to i2mod.
30767 (replaced_rhs_value): Rename to i2mod_new_rhs.
30768 (i2mod_old_rhs): New global variable.
30769 (combine_instructions): Adjust for above change. Save a copy of
30770 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30771 note are substituted in the second instruction.
30772 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30773 ditch the note if it pertains to the second eliminated register
30774 and this register is mentioned in i2mod_old_rhs.
30777 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30779 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30780 the insn to which the note was originally attached.
30782 2007-01-21 Jan Hubicka <jh@suse.cz>
30784 * ipa-inline.c (inlining_mode): Comment, move up.
30785 (cgraph_decide_inlining_incrementally): Do not perform inlining
30786 itself; fix handling of flattening of self recursive functions.
30787 (cgraph_find_cycles): Remove.
30788 (cgraph_flatten_node): Remove.
30789 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30790 (try_inline): New function.
30791 (cgraph_early_inlining): Update call of
30792 cgraph_decide_inlining_incrementally. Apply inlining here.
30793 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30795 2007-01-21 Dirk Mueller <dmueller@suse.de>
30798 * tree-vrp.c (check_array_bounds): do not warn
30799 about ADDR_EXPR's of ARRAY_REF's which are immediately
30800 used in binary expressions.
30802 2007-01-21 Ira Rosen <irar@il.ibm.com>
30804 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30805 read_write_dep and macros for its access.
30806 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30807 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30808 argument, call vect_check_interleaving for every independent pair of
30809 data-refs. Mark loads that access the same memory location as a store
30811 (vect_check_dependences): Remove.
30812 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30813 call, fix the call to vect_analyze_data_ref_dependence.
30814 (vect_analyze_data_ref_access): For statements that access the same
30815 data-ref, check that they are not stores; for loads, check that there
30816 is no store that access the same location.
30818 2007-01-20 Roger Sayle <roger@eyesopen.com>
30819 Joseph Myers <joseph@codesourcery.com>
30821 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30822 (-fdump-rtl-stack): Likewise.
30823 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30824 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30825 (-mpt-fixed): Use @minus{} for minus sign.
30826 (Using Precompiled Headers): Fix under/overfull hbox.
30828 2007-01-20 Jan Hubicka <jh@suse.cz>
30830 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30831 place within annotation.
30833 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30835 * pa.c (output_move_double): Change array size of xoperands to 4.
30837 2007-01-20 Jan Hubicka <jh@suse.cz>
30839 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30842 2007-01-19 Ian Lance Taylor <iant@google.com>
30844 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30845 constant to unsigned HOST_WIDE_INT before negating.
30847 2007-01-19 Ian Lance Taylor <iant@google.com>
30849 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30851 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30852 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30853 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30854 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30855 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30856 (realloc_vdef, realloc_vuse): Change second parameter to
30858 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30859 fields to unsigned.
30860 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30861 unsigned. Change x and lim locals to unsigned.
30862 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30864 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30865 (copy_virtual_operands): Change i and n locals to unsigned.
30867 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30869 PR middle-end/29335
30870 * builtins.c (fold_builtin_1): Handle builtin fdim.
30872 2007-01-20 Jan Hubicka <jh@suse.cz>
30874 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30875 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30876 init_alias_heapvars.
30877 (init_alias_heapvars): Initialize only when not already initialized.
30878 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30880 2007-01-19 Roger Sayle <roger@eyesopen.com>
30882 * common.opt (fsigned-zeros): New command line option.
30883 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30884 of flag_unsafe_math_optimizations.
30885 * opts.c (set_fast_math_flags): The -ffast-math command line option
30886 implies -fno-signed-zeros.
30887 (fast_math_flags_set_p): Likewise.
30889 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30890 the documentation of -ffast-math appropriately. Wrap long lines.
30892 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30894 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30895 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30897 2007-01-19 Tomas Bily <tbily@suse.cz>
30899 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30901 (tree_init_ic_make_global_vars): New function
30902 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30903 (tree_gen_ic_profiler): New function
30904 (tree_gen_ic_func_profiler): New function
30905 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30906 (tree_profile_hooks): Added hook for indirec/virtual calls
30907 * value-prof.c (tree_find_values_to_profile): New case for
30909 (tree_values_to_profile): Call for determining indirect/virtual
30911 (tree_indirect_call_to_profile): New function
30912 (tree_ic_transform): New function
30913 (tree_ic): New function
30914 (find_func_by_pid): New function
30915 (init_pid_map): New function
30916 (tree_value_profile_transformations): Added check for
30917 indirect/virtual call transformation
30918 * value-prof.h (enum hist_type): New counter type for
30919 indirect/virtual calls
30920 (profile_hooks): Added new hook for profiling indirect/virtual
30922 * profile.c (instrument_values): New case for indirect/virtual
30924 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30925 (GCOV_COUNTER_V_INDIR): New counter type
30926 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30927 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30929 * cgraph.c: Definition of cgraph_max_pid
30930 (cgraph_create_node): Default init of pid attribute
30931 * cgraph.h: Declaration of cgraph_max_pid
30932 (struct cgraph_node): Added pid attribute
30933 * libgcov.c (__gcov_indirect_call_profiler): New function
30934 (__gcov_one_value_profiler_body): New function
30935 (__gcov_one_value_profiler): Body was moved to
30936 __gcov_one_value_profiler_body and calls it
30938 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30940 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30941 * gengtype.c (write_types_data, write_func_for_structure,
30942 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30943 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30944 (walk_type, write_func_for_structure): Generate the mark_hook if
30947 2007-01-19 Jan Hubicka <jh@suse.cz>
30949 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30950 'early' argument take inlining mode argument specifying whether to
30951 inline for size/speeed or all functions; add support for flattening;
30953 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30955 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30958 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30959 the name of the declared identifier.
30961 2007-01-19 Dirk Mueller <dmueller@suse.de>
30963 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30964 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30965 duplicate evaluation.
30967 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30969 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30970 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30971 to XFMode, use acosxf2 and truncate result to requested mode.
30972 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30973 (asin<mode>2): Similarly, with asin expanders.
30974 (*fscalexf4_i387): Rename from *fscalexf4.
30975 (expNcorexf3): New expander.
30976 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30977 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30978 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30979 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30980 patterns for SSE math.
30981 (exp10<mode>2): Similarly, with exp10 expanders.
30982 (exp2<mode>2): Similarly, with exp2 expanders.
30983 (expm1<mode>2): Similarly, with expm1 expanders.
30984 (ldexp<mode>3): Similarly, with ldexp expanders.
30985 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30986 Use gen_truncxf<mode>2_i387_noop to truncate result.
30988 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30990 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30991 for ColdFire targets.
30993 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30994 Richard Sandiford <richard@codesourcery.com>
30996 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30997 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30998 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30999 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31000 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31001 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31003 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31005 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31006 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31007 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31008 (*adddi_dilshr32_cf): New pattern.
31009 (adddi3, subdi3): Remove first alternatives.
31011 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31013 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31014 implemented using move.l, do not use its cc result for floating-point
31017 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31019 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31020 from accepting 's' constraints if flag_pic.
31022 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31024 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31025 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31026 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31027 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31029 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31031 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31032 ColdFire alternatives.
31033 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31034 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31035 architectures that support ff1 instruction.
31037 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31038 Julian Brown <julian@codesourcery.com>
31040 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31041 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31042 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31045 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31047 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31049 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31050 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31051 HOST_WIDE_INT instead of an rtx.
31052 (m68k_rtx_costs): Update call accordingly.
31053 (output_move_const_into_data_reg): Likewise. Fix formatting.
31054 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31056 (output_move_simode_const): Update calls after above changes.
31057 Rework to use automatic variables and predicates like MEM_P.
31058 * config/m68k/m68k.md (pushexthisi_const): Update call to
31061 2007-01-19 Dirk Mueller <dmueller@suse.de>
31063 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31064 in dump_flags test.
31066 2007-01-19 Richard Guenther <rguenther@suse.de>
31068 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31069 via cexp in case sincos is not available.
31071 2007-01-19 Richard Guenther <rguenther@suse.de>
31073 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31074 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31075 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31076 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31077 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31078 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31079 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31080 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31082 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31084 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31086 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31087 (atan2xf3): Directly generate RTL pattern.
31088 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31089 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31090 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31091 disable patterns for SSE math.
31092 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31093 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31094 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31095 disable patterns for SSE math.
31097 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31099 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31101 2007-01-18 Roger Sayle <roger@eyesopen.com>
31103 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31104 VIEW_CONVERT_EXPR to the same type as it's operand.
31106 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31108 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31109 configured for long double 128.
31111 2007-01-18 Mike Stump <mrs@apple.com>
31113 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31116 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31118 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
31121 2007-01-18 Jan Hubicka <jh@suse.cz>
31123 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31124 greater than NUM_VOP_FREE_BUCKETS.
31126 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31128 * tree-ssa-structalias.c: Update comments.
31129 (ptabitmap_obstack): Removed.
31130 (pta_obstack): New.
31131 (oldpta_obstack): Ditto.
31132 (stats): Add a few members.
31133 (struct variable_info): Remove node, complex, address_taken, and
31134 indirect_target members. Add oldsolution member.
31135 (new_var_info): Do not initialize removed members.
31136 (constraint_expr_type): Remove INCLUDES.
31137 (constraint_graph): Add size, implicit_preds, rep,
31138 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31139 (FIRST_REF_NODE): New macro.
31140 (LAST_REF_NODE): Ditto.
31141 (FIRST_ADDR_NODE): Ditto.
31142 (find): New function.
31144 (dump_constraint): Do not handle INCLUDES.
31145 (insert_into_complex): Do not insert duplicate constraints.
31146 (condense_varmap_nodes): Renamed and rewritten into ...
31147 (merge_node_constraints): This. Also fix bug in handling of
31148 offseted copy constraints.
31149 (clear_edges_for_node): No longer need to deal with preds at all,
31150 or removing associated preds/succs.
31151 (merge_graph_nodes): Deal with indirect_cycles.
31152 Don't deal with predecessors.
31153 (add_implicit_graph_edge): New function.
31154 (add_pred_graph_edge): Ditto.
31155 (add_graph_edge): Don't deal with predecessors.
31156 (build_constraint_graph): Removed.
31157 (build_pred_graph): New function.
31158 (build_succ_graph): Ditto.
31159 (struct scc_info): Removed in_component. Added roots, dfs, and
31160 node_mapping. Remove visited_index, unification_queue.
31161 (scc_visit): Deal with union-find we do now.
31162 Deal with cycles with REF nodes.
31163 (collapse_nodes): Renamed and rewritten to ...
31164 (unify_nodes): This.
31165 (process_unification_queue): Removed.
31166 (topo_visit): Cleanup
31167 (do_da_constraint): Use find.
31168 (do_sd_constraint): Ditto.
31169 (do_ds_constraint): Ditto.
31170 (do_complex_constraint): Ditto.
31171 (init_scc_info): Update for removed and added members.
31172 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31173 (find_indirect_cycles): This.
31174 (equivalence_class): New variable.
31175 (label_visit): New function.
31176 (perform_variable_substitution): Rewritten.
31177 (free_var_substitution_info): New function.
31178 (find_equivalent_node): Ditto.
31179 (move_complex_constraints): Ditto.
31180 (eliminate_indirect_cycles): Ditto.
31181 (solve_graph): Only propagate changed bits.
31182 Use indirect cycle elimination.
31184 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31185 (tree_id_eq): Renamed to ...
31186 (tree_vi_eq): This. Update for member change
31187 (insert_id_for_tree): Renamed and rewritten to ...
31188 (insert_vi_for_tree): This.
31189 (lookup_id_for_tree): Renamed and rewritten to ...
31190 (lookup_vi_for_tree): This.
31191 (get_id_for_tree): Renamed and rewritten to ...
31192 (get_vi_for_tree): Ditto.
31193 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31194 (process_constraint): Don't handle INCLUDES.
31195 Remove special ADDRESSOF case.
31196 (find_func_aliases): Rewrite to use vi functions instead of id
31198 (create_function_info_for): Ditto.
31199 (create_variable_info_for): Ditto.
31200 (intra_create_variable_infos): Ditto.
31201 (merge_smts_into): Ditto.
31202 (find_what_p_points_to): Ditto.
31203 (init_base_vars): Ditto.
31204 (init_alias_vars): Ditto.
31205 (remove_preds_and_fake_succs): New function.
31206 (dump_sa_points_to_info): Dump new stats.
31207 (dump_solution_for_var): Use find.
31208 (set_used_smts): Fix formatting.
31209 (compute_points_to_sets): Updated for new functions.
31210 (ipa_pta_execute): Ditto.
31212 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31213 Richard Sandiford <richard@codesourcery.com>
31215 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31217 * calls.c (expand_call): If the return value is a PARALLEL,
31218 extract its first member.
31219 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31220 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31221 use FUNCTION_EXTRA_EPILOGUE.
31222 (m68k_function_value): Return a PARALLEL if the return value
31223 is of a pointer type.
31224 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31225 (FUNCTION_EXTRA_EPILOGUE): Remove.
31226 * config/m68k/m68k.md (D0_REG): New constant.
31228 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31230 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31231 output a NOP for empty epilogues.
31233 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31235 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31236 before function. Extend register save check to include all
31237 registers, not just integer ones.
31239 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31241 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31242 (m68k_use_return_insn): ...this.
31243 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31244 * config/m68k/m68k.c (use_return_insn): Rename to...
31245 (m68k_use_return_insn): ...this.
31246 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31247 of USE_RETURN_INSN.
31249 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31251 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31252 nearest even, fix denormal rounding overflow.
31254 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31256 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31257 f%$smove and f%$move.
31258 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31259 (extendsfdf2_cf): Use fdmove instead of f%&move.
31260 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31261 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31263 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31265 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31268 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31270 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31271 (coldfire_single_format): Declare.
31272 (coldfire_double_format): Likewise.
31273 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31274 of qnan_msb_set to determine the lower bits of a canonical
31276 (encode_ieee_double): Likewise.
31277 (encode_ieee_quad): Likewise.
31278 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31279 (mips_single_format): Likewise.
31280 (ieee_double_format): Likewise.
31281 (mips_double_format): Likewise.
31282 (ieee_extended_motorola_format): Likewise.
31283 (ieee_extended_intel_96_format): Likewise.
31284 (ieee_extended_intel_128_format): Likewise.
31285 (ieee_extended_intel_96_round_53_format): Likewise.
31286 (ibm_extended_format): Likewise.
31287 (mips_extended_format): Likewise.
31288 (ieee_quad_format): Likewise.
31289 (mips_quad_format): Likewise.
31290 (vax_f_format): Likewise.
31291 (vax_d_format): Likewise.
31292 (vax_g_format): Likewise.
31293 (i370_single_format): Likewise.
31294 (i370_double_format): Likewise.
31295 (decimal_single_format): Likewise.
31296 (decimal_double_format): Likewise.
31297 (decimal_quad_format): Likewise.
31298 (c4x_single_format): Likewise.
31299 (c4x_extended_format): Likewise.
31300 (real_internal_format): Likewise.
31301 (coldfire_single_format): New real_format.
31302 (coldfire_double_format): Likewise.
31303 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31304 canonical_nan_lsbs_set.
31305 (pdp11_d_format): Likewise.
31306 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31307 if TARGET_COLDFIRE_CPU.
31309 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31311 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31312 (output_call, m68k_legitimize_call_address): Declare.
31313 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31314 parenthesees. Add support for a 'W' constraint.
31315 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31316 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31317 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31318 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31320 (override_options): Initialize them. Do not set flag_no_function_cse
31321 for TARGET_ID_SHARED_LIBRARY.
31322 (m68k_output_pic_call): Delete.
31323 (m68k_legitimize_call_address): New function.
31324 (print_operand): Remove the %o prefix. Handle the %p prefix.
31325 (output_call): New function.
31326 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31327 target address from the GOT if symbolic jumps are not allowed.
31328 * config/m68k/m68k.md (call, general_operand): Do not set
31329 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31330 Merge separate flag_pic and !flag_pic define_insns into...
31331 (*call, *call_value): ...these new patterns. Match the address
31332 rather than the containing MEM and require it to be a call_operand.
31333 Use output_call to generate the asm template.
31334 * config/m68k/predicates.md (const_call_operand): New predicate.
31335 (call_operand): Likewise.
31337 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31339 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31340 (STACK_GROWS_DOWNWARD): Define to 1.
31341 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31342 comments, emphasizing that these values are only defaults.
31343 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31344 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31346 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31348 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31350 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31351 Richard Sandiford <richard@codesourcery.com>
31353 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31354 (FP_REGNO_P): New macros.
31355 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31356 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31357 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31358 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31360 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31362 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31363 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31365 * config/m68k/t-floatlib: New file, extracting common code from...
31366 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31367 * config/m68k/t-uclinux: Here.
31368 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31369 routines on ColdFire targets.
31371 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31373 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31374 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31375 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31376 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31377 explicitly set MOTOROLA to 1.
31378 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31380 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31381 Nathan Sidwell <nathan@codesourcery.com>
31383 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31384 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31385 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31386 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31387 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31388 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31389 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31390 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31391 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31392 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31393 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31394 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31395 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31396 (DBX_REGISTER_NUMBER): Delete.
31397 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31398 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31399 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31401 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31403 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31404 * config/flat.h: New file.
31405 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31406 OBJECT_FORMAT_FLAT.
31407 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31408 indirect references for -msep-data or -mid-shared-library.
31409 Do not use PC-relative code addresses either.
31410 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31412 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31413 for shared libraries and crt1.o for executables. Use crti.o and
31415 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31416 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31417 Do not add -elf2flt or -shared-lib-id options here.
31418 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31419 Pass -shared-lib-id if -mid-shared-library, taking the library
31420 identifier from -mshared-library-id if given, otherwise
31422 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31423 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31424 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31425 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31426 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31427 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31429 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31430 jump sequence for ISA A and ISA A+.
31431 (PICJUMP): Likewise.
31433 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31435 * config.gcc (m68k-*-uclinux*): Base the port on the common
31436 and m68k GNU/Linux files rather than on the generic ELF ones.
31437 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31438 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31440 2007-01-18 Julian Brown <julian@codesourcery.com>
31441 Richard Sandiford <richard@codesourcery.com>
31443 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31444 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31445 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31447 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31448 80 unconditionally.
31449 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31451 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31453 * doc/install.texi: Document m68k-uclinuxoldabi.
31454 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31455 * config/m68k/uclinux-oldabi.h: New file, copied from
31456 config/m68k/uclinux.h.
31458 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31460 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31461 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31462 (m32r_compute_frame_size): Use unsigned for regno.
31463 (m32r_reload_lr): Use gen_frame_mem.
31465 (m32r_output_function_epilogue): Don't output the function epilogue
31467 (m32r_expand_epilogue): New.
31468 (direct_return): Return false if the function has the interrupt
31470 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31471 * config/m32r/m32r.md (epilogue): New expander.
31472 (return_lr, return_rte): New insns.
31473 (return): Make it expander.
31474 (return_normal): New expander.
31476 2007-01-18 Josh Conner <jconner@apple.com>
31479 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31480 support for UNLE, UNLT, UNGE, and UNGT.
31482 2007-01-18 Jan Hubicka <jh@suse.cz>
31484 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31485 * tree-tailcall (add_virtual_phis): Likewise.
31486 (optimize_tail_call): Return TODOs.
31487 (execute_tail_calls): Return TODOs.
31488 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31489 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31491 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31492 Cleanup cfg using TODO.
31493 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31494 * passes.c (execute_function_todo): When cleanup did something, remove
31496 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31497 (make_edges): Don't cleanup_cfg.
31499 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31501 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31502 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31503 operate on the top of stack.
31504 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31505 register handling of instructions that output to the second
31507 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31508 (move_for_stack_reg): Special-case check for dead destination
31509 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31511 * config/i386/i386.md (UNSPEC_TAN): New constant.
31512 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31513 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31514 to correctly model move of constant 1.0 to top stack slot.
31515 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31516 (unnamed peephole2 pattern): Remove corresponding peephole2
31517 pattern that optimizes tan insn and loading of constant 1.0.
31518 (tanxf2): Use fptanxf4_i387.
31519 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31520 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31521 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31522 disable patterns for SSE math.
31523 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31524 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31526 2007-01-18 Dirk Mueller <dmueller@suse.de>
31527 Richard Guenther <rguenther@suse.de>
31530 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31531 * common.opt (Warray-bounds): Add new warning option.
31532 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31534 * Makefile.in: make tree-vrp.o depend on toplev.h
31535 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31537 (check_array_refs, check_array_bounds, check_array_ref): New.
31539 2007-01-18 Jan Hubicka <jh@suse.cz>
31541 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31542 (execute_ssa_ccp): Return flags conditionally.
31543 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31545 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31547 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31549 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31550 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31552 * Makefile.c (GTFILES): Add cfglayout.h.
31553 * gengtype.c (open_base_files): Likewise.
31554 * cfglayout.c (cfg_layout_function_footer,
31555 cfg_layout_function_header) Reindent to make gengtype happy.
31556 * cfglayout.h (cfg_layout_function_footer,
31557 cfg_layout_function_header): Add GTY(()) marker.
31559 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31561 2007-01-18 Ben Elliston <bje@au.ibm.com>
31563 * genautomata.c (write_automata): Include xstrerror output in the
31564 error message if writing the DFA description file fails.
31566 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31568 * config/mips/mips-protos.h (mips_output_external): Make it
31570 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31571 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31572 (extern_list): Likewise.
31573 (extern_head): Likewise.
31574 (TARGET_ASM_FILE_END): Likewise.
31575 (mips_file_end): Likewise.
31576 (mips_output_external): Rewritten.
31578 2007-01-18 Ben Elliston <bje@au.ibm.com>
31580 * genpreds.c (write_insn_preds_c): Only write out the function
31581 body for regclass_for_constraint if we have register constraints.
31583 2007-01-17 Tom Tromey <tromey@redhat.com>
31585 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31586 * doc/install.texi (Testing): Use sourceware.org.
31587 (Binaries): Likewise.
31588 (Specific): Likewise.
31589 * doc/contrib.texi (Contributors): Use sourceware.org.
31591 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31593 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31594 (AVR_ENHANCED): Rename to ...
31595 (AVR_HAVE_MUL): ... new.
31596 (avr_enhanced_p): Rename to ...
31597 (avr_have_mul_p): ... new.
31598 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31599 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31600 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31601 (avr_have_mul_p): ... new.
31602 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31603 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31604 'avr_enhanced_p' and 'enhanced'.
31605 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31606 AVR_HAVE_MUL instead of AVR_ENHANCED.
31607 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31608 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31609 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31610 instead of AVR_ENHANCED.
31611 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31612 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31613 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31615 2007-01-17 Ian Lance Taylor <iant@google.com>
31617 * vec.h (VEC_reserve_exact): Define.
31618 (vec_gc_p_reserve_exact): Declare.
31619 (vec_gc_o_reserve_exact): Declare.
31620 (vec_heap_p_reserve_exact): Declare.
31621 (vec_heap_o_reserve_exact): Declare.
31622 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31624 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31625 negative parameter.
31626 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31627 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31628 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31629 * vec.c (calculate_allocation): Add exact parameter. Change all
31631 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31632 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31633 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31634 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31635 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31636 (vec_heap_p_reserve_exact): New function.
31637 (vec_heap_o_reserve_exact): New function.
31639 2007-01-17 Jan Hubicka <jh@suse.cz>
31641 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31643 2007-01-17 Eric Christopher <echristo@apple.com>
31645 * config.gcc: Support core2 processor.
31647 2007-01-16 Jan Hubicka <jh@suse.cz>
31649 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31650 the names, just unlink the chain so we don't crash on dangling
31654 2007-01-16 Jan Hubicka <jh@suse.cz>
31656 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31657 * tree-pass.h: Reorder to make IPA passes appear toegher.
31658 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31660 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31661 parameters, do not call early inliner.
31662 * ipa-inline.c: Update comments. Include tree-flow.h
31663 (cgraph_decide_inlining): Do not compute inlining parameters.
31664 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31665 be called with function context set up.
31666 (pass_ipa_inline): Remove unreachable functions before pass.
31667 (cgraph_early_inlining): Simplify assuming to be called from the
31669 (pass_early_inline): New pass.
31670 (cgraph_gate_ipa_early_inlining): New gate.
31671 (pass_ipa_early_inline): Turn into simple wrapper.
31672 (compute_inline_parameters): New function.
31673 (gate_inline_passes): New gate.
31674 (pass_inline_parameters): New pass.
31675 (apply_inline): Move here from tree-optimize.c
31676 (pass_apply_inline): New pass.
31677 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31679 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31680 doing them by hand.
31681 (tree_function_versioning): Do not allocate dummy struct function.
31682 * tree-inline.h (optimize_inline_calls): Update prototype.
31683 * tree-optimize.c (execute_fixup_cfg): Export.
31684 (pass_fixup_cfg): Remove
31685 (tree_rest_of_compilation): Do not apply inlines.
31686 * tree-flow.h (execute_fixup_cfg): Declare.
31687 * Makefile.in (gt-passes.c): New.
31688 * passes.c: Include gt-passes.h
31689 (init_optimization_passes): New passes.
31690 (nnodes, order): New static vars.
31691 (do_per_function_toporder): New function.
31692 (execute_one_pass): Dump current pass here.
31693 (execute_ipa_pass_list): Don't dump current pass here.
31695 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31697 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31698 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31700 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31702 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31703 (strong_alias): Define.
31704 (__gcc_qmul): Provide non-FMA for soft-float.
31705 (__gcc_qdiv): Same.
31710 (__gcc_qunord): New.
31720 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31721 soft-float functions.
31722 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31723 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31724 about long double soft float.
31726 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31727 Tehila Meyzels <tehila@il.ibm.com>
31729 * tree-vectorizer.h (is_pattern_stmt_p): New.
31730 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31731 formatting (tabs instead of spaces). Cleanup and clarify setting
31732 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31733 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31734 (vectorizable_type_demotion): Check that types are integral.
31735 (vectorizable_type_promotion): Likewise.
31736 (vectorizable_store): Fix typo. Eliminate new-line at end of
31739 2007-01-16 Jan Hubicka <jh@suse.cz>
31741 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31744 2007-01-15 Eric Christopher <echristo@apple.com>
31746 * ifcvt.c: Include vec.h, vecprim.h.
31747 (check_cond_move_block): New argument regs.
31748 Reorganize. Add registers used to regs.
31749 (cond_move_process_if_block): Use regs set above as
31752 2007-01-15 Eric Christopher <echristo@apple.com>
31754 * config/darwin.h: Update copyright.
31755 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31756 (LINK_COMMAND_SPEC): Add -u.
31757 (LINK_SPEC): Fix umbrella for above.
31759 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31761 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31764 2007-01-15 Tom Tromey <tromey@redhat.com>
31766 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31767 * doc/install.texi (Testing): Don't mention jacks.
31768 (Configuration): Document --enable-java-maintainer-mode. Move
31769 --with-java-home to libgcj-specific section. Document
31771 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31773 2007-01-15 Jan Hubicka <jh@suse.cz>
31775 * tree-ssa-dce.c (DCE_TODOs): New.
31776 (propagate_necessity): Return if something changed.
31777 (eliminate_unnecessary_stmts): Likewise.
31778 (perform_tree_ssa_dce): Return TODO flags when needed.
31779 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31781 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31783 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31784 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31785 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31786 patterns using X87MODEF12 mode macro. Extend operand 1
31787 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31788 (log10<mode>2): Ditto.
31789 (log2<mode>2): Ditto.
31790 (log1p<mode>2): Ditto.
31791 (logb<mode>2): Ditto.
31792 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31793 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31794 (*fxtractxf3_i387): Rename from *fxtractxf3.
31795 (fxtract_extend<mode>xf3_i387): New insn pattern.
31796 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31797 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31798 and gen_fyl2xxf3_i387().
31800 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31802 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31803 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31804 get_loop_exit_edges. Changed return type to bool.
31805 * cfgloop.h (fix_loop_placement): Declaration removed.
31807 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31809 * param.h (MIN_VECT_LOOP_BOUND): New.
31810 * params.def (MIN_VECT_LOOP_BOUND): New.
31811 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31812 argument - minimum threshold for number of iterations.
31813 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31814 argument to declaration.
31815 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31816 MIN_VECT_LOOP_BOUND.
31817 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31818 slpeel_tree_peel_loop_to_edge with additional argument.
31819 (vect_do_peeling_for_alignment): Likewise.
31820 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31822 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31825 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31826 operands of size 1.
31828 2007-01-14 Jan Hubicka <jh@suse.cz>
31830 * tree-dfa.c (remove_referenced_var): New function.
31831 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31832 prune referenced vars list too.
31833 * tree-flow.h (remove_referenced_var): Declare.
31835 2007-01-14 Jan Hubicka <jh@suse.cz>
31837 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31839 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31840 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31841 * except.h (verify_eh_throw_table_statements): Kill prototype.
31842 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31843 into call exrepssions.
31844 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31846 * tree-cfg.c: Include pointer-set.h.
31847 (verify_node_sharing): Work on pointer set.
31848 (verify_eh_throw_stmt_node): New.
31849 (verify_stmts): Use pointers sets, verify throw_stmt.
31851 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31853 * ipa-reference.c (analyze_function): Consider also addresses taken
31856 2007-01-12 Roger Sayle <roger@eyesopen.com>
31858 * c-typeck.c (null_pointer_constant_p): Replace use of
31859 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31860 (build_c_cast): Likewise.
31862 2007-01-12 Roger Sayle <roger@eyesopen.com>
31864 * tree.h (force_fit_type_double): Remove unused final argument.
31865 * c-common.c (constant_expression_warning): Replace use of
31866 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31867 (convert_and_check): Likewise.
31868 (shorten_compare): Update call to force_fit_type_double.
31869 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31870 * convert.c (convert_to_pointer): Update call to
31871 force_fit_type_double.
31872 * fold-const.c (force_fit_type_double): Remove overflowed_const
31874 (int_const_binop, fold_convert_const_int_from_int,
31875 fold_convert_const_int_from_real, fold_div_compare,
31876 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31877 fold_abs_const, fold_not_const): Remove the final argument from
31878 calls to force_fit_type_double.
31880 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31882 * configure.ac: Set insn to "nop" for spu-*-* also.
31883 * configure: Regenerate.
31885 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31887 * builtins.def : Add BUILT_IN_FREE.
31889 2007-01-12 Jan Hubicka <jh@suse.cz>
31891 PR tree-optimization/30443
31892 * tree-inline.c (tree_function_versioning): Do not optimize when
31893 cloning for inlining.
31895 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31897 * doc/loop.texi: Document recording of loop exits.
31898 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31899 (update_single_exits_after_duplication,
31900 update_single_exit_for_duplicated_loop,
31901 update_single_exit_for_duplicated_loops): Removed.
31902 (duplicate_loop_to_header_edge): Do not call
31903 update_single_exits_after_duplication and
31904 update_single_exit_for_duplicated_loops.
31905 (loop_version): Do not update single_exit information.
31906 (fix_loop_structure): Use record_loop_exits instead of
31907 mark_single_exit_loops.
31908 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31909 the lists of loop exits.
31910 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31911 split_edge, merge_blocks): Update the lists of loop exits.
31912 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31913 loop_optimizer_init.
31914 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31915 of mark_single_exit_loops.
31916 (loop_optimizer_finalize): Call release_recorded_exits.
31917 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31918 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31919 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31920 update single exit information.
31921 * lambda-code.c (perfect_nestify): Ditto.
31922 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31923 (mark_single_exit_loops): Removed.
31924 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31925 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31926 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31928 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31929 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31930 (verify_loop_structure): Verify consistency of the exit lists.
31931 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31932 (set_single_exit): Removed.
31933 * cfgloop.h (struct loop_exit): New function.
31934 (struct loop): single_exit_ field replaced by exits field.
31935 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31936 LOOPS_HAVE_RECORDED_EXITS.
31937 (struct loops): Added exits hash.
31938 (mark_single_exit_loops, set_single_exit): Declaration removed.
31939 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31941 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31943 * doc/invoke.texi: Avoid use of @headitem.
31945 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31947 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31949 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31951 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31954 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31955 Richard Sandiford <richard@codesourcery.com>
31957 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31958 * config/m68k/m68k.opt: Resort options.
31959 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31961 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31962 Richard Sandiford <richard@codesourcery.com>
31964 * doc/invoke.texi: Document the macros that are defined by
31965 m68k's -mtune and -mhard-float options.
31966 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31967 (m68k_cpp_cpu_family): Likewise.
31968 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31969 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31970 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31971 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31972 (m68k_cpp_cpu_family): Likewise.
31974 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31976 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31977 macros besides mc68000 as tuning macros. Use a switch statement
31978 to set them and mcpu32.
31980 2007-01-12 Julian Brown <julian@codesourcery.com>
31982 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31983 (TARGET_68040_ONLY): Rename to...
31984 (TARGET_68040): ...this.
31985 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31986 * config/m68k/m68k.md: Likewise.
31988 2007-01-12 Julian Brown <julian@codesourcery.com>
31989 Nathan Sidwell <nathan@codesourcery.com>
31990 Richard Sandiford <richard@codesourcery.com>
31992 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31993 the -mcpu= argument associated with the --with-cpu setting.
31994 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31995 if different from the one implied by the -mcpu setting.
31996 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31997 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31998 * doc/invoke.texi: Mention ColdFire in the introduction to the
31999 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32000 -mno-div and -mhard-float options. Make -m68881 a synonym for
32001 -mhard-float. Document the previously-undocumented -m5206e,
32002 -m528x, -m5307 and -m5407 options. Tweak the existing option
32003 documentation for consistency.
32004 * doc/install.texi: Mention new --with-cpu arguments.
32005 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32006 default CPU if neither -mcpu nor -march are specified.
32007 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32008 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32009 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32010 using m68k_tune to decide between families that implement the
32011 same ISA. Use m68k_tune to set __mcfv4e__.
32012 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32013 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32014 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32015 (FL_ISA_C, FL_ISA_MMU): New macros.
32016 (MASK_COLDFIRE): Delete.
32017 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32018 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32019 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32020 (TARGET_HARD_FLOAT): Do not define here.
32021 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32022 (TUNE_68000): New macro.
32023 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32024 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32025 (TUNE_CFV2): Redefine in terms of m68k_tune.
32026 (uarch_type, target_device, fpu_type): New enums.
32027 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32028 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32029 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32030 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32031 (FL_FOR_isa_c): New macros.
32032 (m68k_isa): New enum.
32033 (m68k_target_selection): New structure.
32034 (all_devices, all_isas, all_microarchs): New tables.
32035 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32036 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32037 (MASK_ALL_CPU_BITS): Delete.
32038 (m68k_find_selection): New function.
32039 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32040 Map the legacy target options to a combination of the new ones.
32041 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32042 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32043 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32045 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32046 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32048 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32049 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32050 * config/m68k/m68k-devices.def: New file.
32052 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32053 Nathan Sidwell <nathan@codesourcery.com>
32055 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32056 (SUBTARGET_EXTRA_SPECS): New macros.
32057 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32058 use %(asm_cpu_spec) instead.
32059 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32060 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32061 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32062 (EXTRA_SPECS): Rename to...
32063 (SUBTARGET_EXTRA_SPECS): ...this.
32065 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32066 Richard Sandiford <richard@codesourcery.com>
32067 Julian Brown <julian@codesourcery.com>
32069 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32070 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32071 to the configuration's default CPU.
32072 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32073 Remove default masks.
32074 (m680[012]0-*-*): Set the default with_cpu to the first part of
32076 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32077 (m68k*-*-linux): Extend the --with-cpu handling to...
32078 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32079 and m68010. Don't set target_cpu_default2.
32080 * doc/install.texi: Document --with-cpu for m68k.
32081 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32082 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32083 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32084 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32085 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32086 (ASM_SPEC): Remove use of %(asm_cpu_default).
32087 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32088 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32089 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32090 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32091 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32092 (TARGET_DEFAULT): Delete.
32093 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32094 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32095 (CPP_CPU_SPEC): Delete.
32096 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32097 the appropriate string.
32098 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32099 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32100 (ASM_SPEC): Don't use %(asm_default_spec).
32101 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32102 TARGET_DEFAULT and add MASK_68881.
32103 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32105 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32107 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32108 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32109 MASK_68010 alongside MASK_68020.
32110 * doc/invoke.texi: Document -m68010.
32111 * config/m68k/m68k.opt (m68010): New.
32112 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32114 (TUNE_68010): New macro.
32115 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32116 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32117 (M68K_CPU_m68332): Add MASK_68010.
32118 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32119 fallback definition.
32120 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32122 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32123 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32124 to all entries that use MASK_68020.
32125 (output_move_simode_const, output_move_himode, output_move_qimode)
32126 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32127 instead of TARGET_68020 to select clr behavior. Remove comment
32128 about there being no TARGET_68010.
32129 * config/m68k/m68k.md: Likewise throughout.
32131 2007-01-12 Julian Brown <julian@codesourcery.com>
32133 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32134 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32135 * config/m68k/m68k.md: Likewise.
32137 2007-01-12 Julian Brown <julian@codesourcery.com>
32139 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32140 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32142 2007-01-12 Julian Brown <julian@codesourcery.com>
32144 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32145 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32146 * config/m68k/m68k.md: Likewise.
32148 2007-01-12 Julian Brown <julian@codesourcery.com>
32149 Richard Sandiford <richard@codesourcery.com>
32151 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32152 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32153 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32155 (TARGET_CPU32): Rename to...
32156 (TUNE_CPU32): ...this.
32157 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32158 (TUNE_CFV2): New macros.
32159 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32160 remove conditions that are implied by TARGET_68020.
32161 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32162 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32163 (m68k_output_function_epilogue): Likewise.
32164 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32165 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32166 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32167 non-68000 timings. Refactor multiplication and division costs.
32168 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32169 TUNE_CPU32 instead of TARGET_CPU32.
32170 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32171 and TUNE_68060 instead of TARGET_68060.
32172 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32173 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32175 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32176 && !TARGET_COLDFIRE" to choose between moveq and clr.
32177 Likewise in the unnamed movsf pattern.
32178 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32179 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32182 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32184 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32185 of tabbing before backslashes.
32187 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32189 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32190 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32191 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32193 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32195 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32196 find_interesting_uses_cond.
32197 (find_interesting_uses_cond): Use extract_cond_operands.
32198 (rewrite_use_compare): Use extract_cond_operands and
32199 force_gimple_operand_bsi. Do not call update_stmt.
32200 (determine_use_iv_cost_condition): Use extract_cond_operands.
32201 Return cheaper of using original bound and changing the exit bound.
32203 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32205 PR tree-optimization/29516
32206 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32207 most_expensive_mult_to_index, addr_to_parts,
32208 create_mem_ref, maybe_fold_tmr): Make the type of
32209 fields of TARGET_MEM_REF sizetype.
32210 (move_fixed_address_to_symbol, move_pointer_to_base):
32212 * tree.def (TARGET_MEM_REF): Add comment on types of
32215 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32217 * c-common.c (vector_types_convertible_p): Treat opaque types as
32218 always convertible if they have the same size, but not otherwise.
32220 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32222 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32223 Remove the b_unconditional field.
32224 (noce_try_sign_mask): Do not look at b_unconditional.
32225 (noce_process_if_block): Do not use merge_if_blocks. Update
32226 the CFG here. Do not set b_unconditional.
32227 (cond_move_process_if_block): Likewise.
32228 (find_cond_trap): Likewise.
32229 (check_cond_move_block): Require simple jump insns at the end
32230 of the basic block.
32232 2007-01-11 Jan Hubicka <jh@suse.cz>
32234 PR tree-optimization/1046
32235 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32236 when alias info is not ready.
32237 (pass_tail_recursion): Do not require aliasing.
32238 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32239 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32240 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32241 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32242 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32243 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32244 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32246 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32247 When aliasing is not build, mark statement as volatile.
32249 2007-01-11 Tom Tromey <tromey@redhat.com>
32251 PR preprocessor/15185, PR preprocessor/20989:
32252 * doc/cppopts.texi <-MT>: Update description of algorithm for
32253 computing default target.
32254 <-M, -MD>: Reword "basename" text.
32256 2007-01-11 Roger Sayle <roger@eyesopen.com>
32258 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32259 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32260 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32261 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32262 fold_builtin_bswap, real_constp, fold_builtin_pow,
32263 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32264 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32265 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32266 * convert.c (convert_to_pointer): Likewise.
32267 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32268 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32269 const_binop, fold_convert_const_int_from_int,
32270 fold_convert_const_int_from_real,
32271 fold_convert_const_real_from_real, sign_bit_p,
32272 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32273 fold_sign_changed_comparison, fold_unary, fold_comparison,
32274 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32275 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32276 * print-tree.c (print_node_brief, print_node): Likewise.
32277 * stor-layout.c (place_field, layout_type): Likewise.
32278 * tree-chrec.c (keep_cast): Likewise.
32279 * tree.c (build_vector, build_real, build_real_from_int_cst,
32280 build_complex): Likewise.
32282 2007-01-11 Roger Sayle <roger@eyesopen.com>
32284 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32285 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32287 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32289 * configure.ac (strict1_warn): Rename to strict_warn.
32290 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32291 cc_set_by_configure, quoted_cc_set_by_configure,
32292 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32293 all_boot_languages, all_stagestuff): Remove.
32294 (target_list): Remove bootstrap targets.
32295 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32296 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32297 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32298 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32299 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32300 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32301 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32302 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32303 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32304 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32305 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32306 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32307 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32308 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32309 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32310 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32311 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32312 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32313 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32314 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32315 (mostlyclean): Adjust.
32316 (clean, distclean): Don't mention bootstrap stuff.
32317 * configure: Regenerate.
32318 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32319 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32320 treelang/config-lang.in (stagestuff): Remove.
32321 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32322 stageprofile, stagefeedback, stagestuff): Remove mention.
32324 2007-01-11 Nick Clifton <nickc@redhat.com>
32326 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32328 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32329 (mcore_arith_K_S_operand): Run the test for the S constraint not
32330 the test for the M constraint.
32331 (mcore_addsub_operand): Do not accept integer values that are
32332 larger than 32 bits.
32333 * config/mcore/mcore.md: Remove unused constraints from split.
32334 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32335 (addsi3): Likewise.
32336 (allocate_stack): Likewise.
32337 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32338 operands to 32 bits.
32339 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32341 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32342 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32343 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32344 mcore_output_bclri, mcore_output_andn, output_inline_const,
32345 mcore_output_move, mcore_output_movedouble): Likewise.
32346 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32347 (output_inline_const): Likewise.
32348 (output_inline_const): Fix format strings used in sprintf
32350 * config/mcore/mcore-protos.h: Update prototypes for changed
32351 functions in mcore.c.
32352 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32353 HOST_WIDE_INT and not int.
32354 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32355 CONST_OK_FOR_N): Likewise.
32356 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32357 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32360 2007-01-10 Jan Hubicka <jh@suse.cz>
32362 * tree-vrp.c (remove_range_assertions): Release defs.
32363 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32364 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32366 2007-01-10 Paul Brook <paul@codesourcery.com>
32368 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32369 * config/arm/arm.md (mulsi3subsi): New insn.
32371 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32373 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32374 (tree_transform_and_unroll_loop): New.
32375 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32378 2007-01-10 Robert Kennedy <jimbob@google.com>
32380 * fold-const.c (fold_comparison): Fold comparisons like (x *
32381 1000 < 0) to (x < 0).
32383 2007-01-10 Ian Lance Taylor <iant@google.com>
32385 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32386 operands have the same priority.
32388 2007-01-10 Tom Tromey <tromey@redhat.com>
32390 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32391 (fold_binary): Likewise.
32392 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32393 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32394 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32395 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32396 * langhooks.h (struct lang_hooks): Removed field
32397 'can_use_bit_fields_p'.
32399 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32401 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32403 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32405 * function.c (get_last_funcdef_no): New function.
32406 * function.h (get_last_funcdef_no): Declare.
32407 * tree-inline.c (initialize_cfun): Add initialization.
32408 (tree_function_versioning): Cleanup.
32410 2007-01-10 Jan Hubicka <jh@suse.cz>
32412 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32415 2007-01-10 Sa Liu <saliu@de.ibm.com>
32416 Ben Elliston <bje@au.ibm.com>
32418 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32419 for SAVE_NONLOCAL and Pmode for any other save level.
32420 * spu-protos.h (spu_restore_stack_block): Declare.
32421 * spu.md (save_stack_block): Remove.
32422 (restore_stack_block): Call spu_restore_stack_block.
32423 * spu.c (spu_restore_stack_block): New function.
32424 (spu_expand_epilogue): Remove old comment.
32426 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32428 PR tree-optimization/30322
32429 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32430 (cand_value_at): Return the value as aff_tree.
32431 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32432 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32433 aff_combination_mult): New functions.
32434 (aff_combination_add): Use aff_combination_add_cst.
32435 (aff_combination_convert): Allow conversions to a wider type.
32436 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32437 * tree-affine.h (aff_combination_mult): Declare.
32439 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32441 * doc/tm.texi: Update documentation to reflect reality of exec
32442 and start file search behaviours. Update copyright year.
32443 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32444 header file directories.
32446 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32448 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32449 (*cosxf2): Rename to cosxf2_i387.
32450 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32451 using X87MODEF12 mode macro. Rename patterns to
32452 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32454 (*cosdf2, *cossf2): Ditto.
32455 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32456 to match extended input operands.
32457 (sincos<mode>3): New expander.
32458 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32459 insn patterns and corresponding splitters.
32461 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32463 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32464 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32466 2007-01-09 Nicolas Pitre <nico@cam.org>
32469 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32471 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32473 * target.h (struct gcc_target): New field library_rtti_comdat.
32474 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32475 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32476 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32477 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32479 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32481 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32483 2007-01-08 Richard Guenther <rguenther@suse.de>
32485 * tree.h (force_fit_type_double): Export.
32486 (force_fit_type): Remove.
32487 * fold-const.c (force_fit_type_double): New function.
32488 (force_fit_type): Remove.
32489 (int_const_binop): Use it.
32490 (fold_convert_const_int_from_int): Likewise.
32491 (fold_convert_const_int_from_real): Likewise.
32492 (fold_div_compare): Likewise.
32493 (fold_sign_changed_comparison): Likewise.
32494 (fold_unary): Likewise.
32495 (fold_negate_const): Likewise.
32496 (fold_abs_const): Likewise.
32497 (fold_not_const): Likewise.
32498 * c-common.c (shorten_compare): Use force_fit_type_double.
32499 * convert.c (convert_to_pointer): Likewise.
32501 2007-01-08 Richard Guenther <rguenther@suse.de>
32503 * tree.h (build_int_cst_wide_type): Export.
32504 * tree.c (build_int_cst_wide_type): New function.
32505 (build_int_cst_wide): Fix comment.
32506 * builtins.c (fold_builtin_object_size): Use build_int_cst
32507 to build -1 or 0 of the correct type. Use fit_double_type
32508 to check for overflow.
32509 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32511 (decode_field_reference): Likewise.
32512 (all_ones_mask_p): Likewise.
32513 (native_interpret_int): Use build_int_cst_wide_type.
32514 (fold_binary): Use build_int_cst_type to build an all-ones
32516 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32518 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32520 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32522 2007-01-09 Ben Elliston <bje@au.ibm.com>
32524 * genautomata.c (STATS_OPTION): New option.
32525 (stats_flag): New flag.
32526 (gen_automata_option): Handle it.
32527 (initiate_automaton_gen): Ditto.
32528 (write_automata): Output statistics only if stats_flag is
32529 set. Likewise, output time statistics only if time_flag is set.
32530 * doc/md.texi (Processor pipeline description): Document new flag.
32532 2007-01-08 Richard Guenther <rguenther@suse.de>
32534 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32535 * tree.c (build_int_cst_type): Likewise.
32536 (size_in_bytes): Don't call force_fit_type on the result.
32537 (int_fits_type_p): Use fit_double_type.
32538 * fold-const.c (fit_double_type): New function.
32539 (force_fit_type): Use it.
32540 * tree.h (fit_double_type): Export.
32542 2007-01-08 Jan Hubicka <jh@suse.cz>
32544 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32545 * ipa.c (function_and_variable_visibility): Fix return type.
32547 2007-01-08 Richard Guenther <rguenther@suse.de>
32549 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32550 of offset to build the index.
32551 * tree-pretty-print.c (dump_generic_node): Don't build negated
32552 const just for printing.
32553 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32554 * builtins.c (fold_builtin_int_roundingfn): Check if result
32555 fits the type by using force_fit_type and comparing the result.
32556 * predict.c (predict_loops): Use compare_tree_int for comparison.
32557 * tree.c (build_int_cst): Fall back to integer_type_node for
32559 (build_int_cst_wide): Assert type is non-null.
32561 2007-01-08 Roberto Costa <roberto.costa@st.com>
32563 * tree-vrp.c (extract_range_from_cond_expr): New.
32564 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32565 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32567 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32568 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32569 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32570 used as expressions.
32571 * tree-object-size.c (cond_expr_object_size): New.
32572 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32574 2007-01-08 Jan Hubicka <jh@suse.cz>
32576 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32577 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32580 2007-01-08 Richard Guenther <rguenther@suse.de>
32582 PR tree-optimization/23603
32583 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32584 (extract_range_from_binary): Fall back to truthvalue instead of
32585 varying for TRUTH_*_EXPR.
32586 (extract_range_from_comparison): Fall back to truthvalue instead of
32588 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32589 if all visited PHI values were constant.
32591 2007-01-08 Jan Hubicka <jh@suse.cz>
32593 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32594 (cgraph_analyze_function): break out from ...
32595 (cgraph_finalize_compilation_unit): ... here.
32596 (cgraph_expand_function): Remove forgoten commented out line.
32597 (cgraph_optimize): Analyze functions.
32599 2007-01-08 Jan Hubicka <jh@suse.cz>
32601 * tree-pas.h (TODO_remove_function): New flag.
32602 (TODO_update*): Renumber.
32603 (pass_ipa_increase_alignment,
32604 pass_ipa_function_and_variable_visibility): New passes.
32605 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32606 (cgraph_function_and_variable_visibility): Move to ipa.c
32607 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32608 cgraph_increase_alignment.
32609 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32610 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32611 calling tree-inline.
32612 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32613 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32614 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32615 (gate_increase_alignment): New function.
32616 (pass_ipa_increase_alignment): New pass.
32617 * ipa.c: Inline tree-pass.h and timevar.h
32618 (function_and_variable_visibility): Move here from cgraphunit.c
32619 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32620 * passes.c (init_optimization_passes): Add the two new passes.
32621 (execute_todo): Handle cgraph_remove_functions.
32623 2007-01-08 Nick Clifton <nickc@redhat.com>
32625 * config/frv/predicates.md (reg_or_0_operand): Accept
32628 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32630 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32631 * config.gcc: Add bfin*-rtems*.
32633 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32635 * c.opt: Add -flax-vector-conversions.
32636 * c-typeck.c (convert_for_assignment): Pass flag to
32637 vector_types_convertible_p to allow emission of note.
32638 (digest_init): Likewise.
32639 * c-opts.c: Handle -flax-vector-conversions.
32640 * c-common.c (flag_lax_vector_conversions): New.
32641 (vector_types_convertible_p): Unless -flax-vector conversions
32642 has been passed, disallow conversions between vectors with
32643 differing numbers of subparts and/or element types. If such
32644 a conversion is disallowed, possibly emit a note on the first
32645 occasion only to inform the user of -flax-vector-conversions.
32646 The new last argument specifies this.
32647 * c-common.h (flag_lax_vector_conversions): New.
32648 (vector_types_convertible_p): Add extra argument.
32649 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32650 char_type_node for V*QI type vectors.
32651 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32652 Update to satisfy new typechecking rules.
32653 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32654 C and C++ variants.
32655 * doc/invoke.texi (C Dialect Options): Document
32656 -flax-vector-conversions.
32658 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32660 PR tree-optimization/29877
32661 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32662 a register variable on the RHS to not be replaceable.
32664 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32665 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32666 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32667 const_simm15, const_pow2, const_npow2): Added.
32668 * config/score/misc.md (insv, extv, extzv, movmemsi,
32669 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32670 * config/score/score.c (score_address_cost, score_select_cc_mode):
32672 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32673 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32674 Update score_print_operand.
32675 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32676 Adjust register allocate order and update some macro define.
32677 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32678 mdx_block_move_straight, mdx_block_move_loop_head,
32679 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32680 mdx_block_move_loop, mdx_block_move): Added.
32681 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32682 mdp_limm): Updated and fix some bug and typo.
32683 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32684 (movsf, movdf, doloop_end): Added.
32686 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32688 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32689 config/arm/thumb2.md: Fix comment typos.
32690 * doc/extend.texi: Fix a typo.
32692 2007-01-07 Eric Christopher <echristo@apple.com>
32694 * configure.ac: Check for __stack_chk_fail for darwin.
32695 * configure: Regenerate.
32697 2007-01-07 Richard Guenther <rguenther@suse.de>
32699 * tree-vrp.c (extract_range_from_assert): CSE calls to
32700 compare_values where possible.
32701 (extract_range_from_unary_expr): Likewise.
32703 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32705 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32706 * config/avr/avr.c (call_insn_operand): Delete function.
32707 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32708 instead of register number. Use predicates.
32709 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32710 call_insn_operand): Add.
32712 2007-01-06 Jan Hubicka <jh@suse.cz>
32714 * tree-pass.h (pass_build_cgraph_edges): Declare.
32715 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32716 (visited_nodes): Remove.
32717 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32718 build_cgrpah_edges; make visited_nodes local.
32719 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32720 (record_references_in_initializer): Move to cgraphbuild.c
32721 (initialize_inline_failed, rebuild_cgraph_edges,
32722 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32723 (verify_cgraph_node): Make visited_nodes local.
32724 (cgraph_analyze_function): Do not call cgraph_create_edges and
32725 initialize_inline_failed.
32726 (cgraph_expand_function): Do not call cgraph_lower_function;
32727 assert that function is already lowered.
32728 * Makefile.in (cgraphbuild.o): New.
32729 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32730 at the end of lowering passes.
32732 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32734 * ifcvt.c (cond_move_convert_if_block): New function, code
32735 factored out from...
32736 (cond_move_process_if_block): ...here. Call the new function
32737 on the THEN and ELSE blocks.
32738 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32739 already takes care of this.
32741 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32744 * tree.h (TREE_OVERFLOW_P): New.
32745 * c-typeck.c (parser_build_unary_op): Warn only if result
32746 overflowed and operands did not.
32747 (parser_build_binary_op): Likewise.
32748 (convert_for_assignment): Remove redundant overflow_warning.
32749 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32751 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32753 * c-typeck.c (store_init_value): Split over two lines to follow
32754 the GNU coding style.
32756 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32758 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32759 __GXX_EXPERIMENTAL_CXX0X__.
32760 * doc/cpp.texi: Same.
32762 2007-01-05 Richard Guenther <rguenther@suse.de>
32764 PR middle-end/27826
32765 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32766 with mismatched types. Instead explicitly build a
32767 conversion NOP_EXPR.
32769 2007-01-05 Ian Lance Taylor <iant@google.com>
32771 * c-common.c (decl_with_nonnull_addr_p): New function.
32772 (c_common_truthvalue_conversion): Call it.
32773 * c-typeck.c (build_binary_op): Likewise.
32774 * c-common.h (decl_with_nonnull_addr_p): Declare.
32776 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32779 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32782 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32784 * doc/install.texi (Final install): Document the fact that
32785 the GNAT runtime should not be stripped.
32787 2007-01-04 Jan Hubicka <jh@suse.cz>
32789 * tree-inline.c (fold_marked_statements): Update operand caches
32790 and EH after folding
32792 2007-01-04 Ian Lance Taylor <iant@google.com>
32794 * c-common.c (check_function_nonnull): Whitespace fix.
32796 2007-01-04 Jan Hubicka <jh@suse.cz>
32798 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32799 comitted older version of patch.
32800 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32801 function, celanup cfg and collect garbage.
32803 2007-01-04 Mike Stump <mrs@apple.com>
32805 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32808 2007-01-04 Eric Christopher <echristo@apple.com>
32810 * libgcc2.c (__bswapsi2): Use SItype.
32811 (__bswapdi2): Use DItype.
32812 * libgcc2.h: Update for above.
32814 2007-01-04 Paul Brook <paul@codesourcery.com>
32816 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32817 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32818 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32819 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32820 umulsi3_highpart): Make conditional on !arm_arch6.
32821 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32822 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32823 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32824 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32825 umulsi3_highpart_v6): New insns.
32827 2007-01-04 Roger Sayle <roger@eyesopen.com>
32829 * fold-const.c (fold_convert): When casting an expression to void,
32830 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32831 have a type. Instead of attempting to build a NOP_EXPR, return
32832 these "special" trees directly.
32834 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32836 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32837 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32838 rs6000_cost->fp not 0 as adjustment for outer NEG.
32840 2007-01-04 Jan Hubicka <jh@suse.cz>
32842 * cgraph.c (cgraph_release_function_body): New function.
32843 (cgraph_remove_node): Use it.
32844 * cgraph.h (cgraph_release_function_body): Declare.
32845 * cgraphunit.c (cgraph_expand_function): Use it.
32846 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32847 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32848 is initialized and while compilation of other function is running.
32849 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32850 statement CFG annotations from here to ...
32851 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32853 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32855 * cfgloop.h (enum li_flags): Make the constants powers of two.
32857 2007-01-04 Jan Hubicka <jh@suse.cz>
32859 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32861 (fold_marked_statements): New function.
32862 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32863 * tree-inline.h (copy_body_data): Add statements_to_fold.
32865 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32867 * config.gcc: Mention libgcc/config.host.
32868 * Makefile.in: Update comments mentioning libgcc.
32869 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32870 (all.cross, start.encap, rest.encap, rest.cross): Update
32871 dependencies for libgcc move.
32872 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32873 (clean-target, clean-target-libgcc): Delete.
32874 (srcdirify, GCC_EXTRA_PARTS): New macros.
32875 (libgcc-support, libgcc.mvars): New rules.
32876 (distclean): Remove mention of mklibgcc.
32877 (install): Don't reference INSTALL_LIBGCC.
32878 (install-common): Don't reference EXTRA_PARTS.
32879 (install-libgcc, install-multilib): Delete rules.
32880 * mklibgcc.in: Delete file.
32881 * doc/configfiles.texi: Don't mention mklibgcc.
32883 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32884 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32885 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32886 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32887 (mklibgcc, ldblspecs): Likewise.
32889 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32890 (posixpre.def): Use $(T).
32891 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32892 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32893 (SHLIB_LINK): Make dummy.
32894 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32896 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32898 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32899 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32900 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32901 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32903 * configure.ac (all_outputs): Remove mklibgcc.
32904 * configure: Regenerated.
32906 2007-01-03 Josh Conner <jconner@apple.com>
32908 PR middle-end/29683
32909 * calls.c (compute_argument_addresses): Set stack and stack_slot
32910 for partial args, too.
32911 (store_one_arg): Use locate.size.constant for the size when
32912 generating a save_area.
32914 2007-01-03 Robert Kennedy <jimbob@google.com>
32916 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32917 whose definitions are deleted due to basic block merging.
32919 2007-01-03 Paul Brook <paul@codesourcery.com>
32922 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32924 (use_return_insn): Return 0 for Thumb interrupt functions.
32925 (print_multi_reg): Add rfe argument for IRQ returns.
32926 (arm_output_epilogue): Pop interrupt return address directly into PC.
32927 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32929 2007-01-03 Paul Brook <paul@codesourcery.com>
32931 Merge from sourcerygxx-4_1.
32932 * config/arm/thumb2.md: New file.
32933 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32935 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32936 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32937 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32938 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32940 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32941 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32943 * config/arm/ieee754-sf.S: Ditto.
32944 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32945 (thumb1_base_register_rtx_p): ... to this.
32946 (thumb_index_register_rtx_p): Rename...
32947 (thumb1_index_register_rtx_p): ... to this.
32948 (thumb_output_function_prologue): Rename...
32949 (thumb1_output_function_prologue): ... to this.
32950 (thumb_legitimate_address_p): Rename...
32951 (thumb1_legitimate_address_p): ... to this.
32952 (thumb_rtx_costs): Rename...
32953 (thumb1_rtx_costs): ... to this.
32954 (thumb_compute_save_reg_mask): Rename...
32955 (thumb1_compute_save_reg_mask): ... to this.
32956 (thumb_final_prescan_insn): Rename...
32957 (thumb1_final_prescan_insn): ... to this.
32958 (thumb_expand_epilogue): Rename...
32959 (thumb1_expand_epilogue): ... to this.
32960 (arm_unwind_emit_stm): Rename...
32961 (arm_unwind_emit_sequence): ... to this.
32962 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32963 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32964 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32965 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32966 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32967 thumb2_output_casesi): New functions.
32968 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32969 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32970 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32971 THUMB2_WORK_REGS): Define.
32972 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32973 arm_condexec_mask, arm_condexec_masklen)): New variables.
32974 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32975 (arm_override_options): Check new CPU capabilities.
32976 Set new architecture flag variables.
32977 (arm_isr_value): Handle v7m interrupt functions.
32978 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32980 (const_ok_for_arm): Handle Thumb-2 constants.
32981 (arm_gen_constant): Ditto. Use movw when available.
32982 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32984 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32985 (thumb_find_work_register, arm_load_pic_register,
32986 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32987 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32988 print_multi_reg, output_mov_long_double_fpa_from_arm,
32989 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32990 output_mov_double_fpa_from_arm, output_move_double,
32991 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32992 output_return_instruction, arm_output_function_prologue,
32993 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32994 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32995 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32996 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32997 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32998 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33000 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33001 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33002 (arm_file_start): Output directive for unified syntax.
33003 (arm_unwind_emit_set): Handle stack alignment instruction.
33004 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33005 Add v6t2, v7, v7a, v7r and v7m.
33006 (RETLDM): Add Thumb-2 code.
33007 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33008 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33009 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33010 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33011 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33012 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33013 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33014 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33015 ADJUST_INSN_LENGTH): Define.
33016 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33017 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33018 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33019 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33020 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33021 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33022 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33023 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33024 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33025 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33026 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33027 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33028 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33029 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33030 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33031 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33032 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33034 * config/arm/arm-tune.md: Regenerate.
33035 * config/arm/arm-protos.h: Update prototypes.
33036 * config/arm/vfp.md: Enable patterns for Thumb-2.
33037 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33038 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33039 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33040 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33041 * config/arm/libunwind.S: Add Thumb-2 code.
33042 * config/arm/constraints.md: Update include Thumb-2.
33043 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33044 * config/arm/ieee754-df.S: Ditto.
33045 * config/arm/bpabi.S: Ditto.
33046 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33047 * config/arm/predicates.md (low_register_operand,
33048 low_reg_or_int_operand, thumb_16bit_operator): New.
33049 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33050 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33051 * config/arm/t-arm-elf: Add armv7 multilib.
33052 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33054 (UNSPEC_STACK_ALIGN, ce_count): New.
33055 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33056 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33058 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33059 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33060 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33061 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33062 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33063 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33065 * doc/extend.texi: Document ARMv7-M interrupt functions.
33066 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33068 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33070 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33071 (struct _Unwind_Context): Rename args_size to flags, remove
33072 signal_frame field, add a new args_size field and version field.
33073 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33074 _Unwind_IsExtendedContext): New inline functions.
33075 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33076 Assume by_value array is only present if _Unwind_IsExtendedContext.
33077 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33078 _Unwind_IsSignalFrame.
33079 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33080 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33081 (uw_init_context_1): Initialize context->flags to
33082 EXTENDED_CONTEXT_BIT.
33083 * config/rs6000/linux-unwind.h (frob_update_context): Use
33084 _Unwind_SetSignalFrame.
33086 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33088 PR middle-end/30353
33089 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33090 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33093 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33095 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33096 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33097 RET, AT_SP): Remove.
33098 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33101 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33102 * cfgbuild.c (find_basic_blocks): Likewise.
33103 * cfgrtl.c (rtl_create_basic_block): Likewise.
33104 * function.c (temp_slots_at_level): Likewise.
33105 * reg-stack.c (stack_regs_mentioned): Likewise.
33106 * regclass.c (allocate_reg_info): Likewise.
33107 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33108 set_bb_for_stmt, move_block_to_fn): Likewise.
33109 * tree-complex.c (tree_lower_complex): Likewise.
33110 * vec.h (VEC_safe_grow_cleared): New.
33112 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33114 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33116 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33117 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33119 * cfgloopmanip.c (scale_loop_frequencies): Export.
33120 (loopify): Scale the frequencies by prescribed coefficients.
33121 (set_zero_probability): New function.
33122 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33123 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33124 and frequencies according to arguments.
33125 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33127 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33128 * modulo-sched.c (sms_schedule): Set probabilities for entering
33129 versioned loop correctly.
33130 * tree-vect-transform.c (vect_transform_loop): Ditto.
33131 * cfgloop.h (loopify, loop_version): Declaration changed.
33132 (scale_loop_frequencies): Declared.
33134 2007-01-02 Jan Hubicka <jh@suse.cz>
33136 * cgraph.c: Include tree-flow.h
33137 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33138 early_local_passes.
33139 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33140 * tree-pass.h (pass_all_early_optimizations): Declare.
33141 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33142 early_local_passes.
33143 (cgraph_analyze_function): Do early_local_passes.
33144 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33145 Do not add referenced vars.
33146 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33148 (gate_all_early_local_passes): New gate.
33149 (pass_early_local_passes): Use new gate.
33150 (execute_early_local_optimizations): New functions.
33151 (gate_all_early_optimizations): New gate.
33152 (pass_all_early_optimizations): New pass.
33153 (execute_free_datastructures): Free SSA only when initialized.
33154 (gate_init_datastructures): Init only when optimizing.
33155 (tree_lowering_passes): Do early local passes when called late.
33156 * tree-profile.c (do_tree_profiling): Don't profile functions added
33158 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33159 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33161 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33162 during early_local_passes.
33163 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33166 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33168 * Makefile.in: Update copyright year.
33170 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33172 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33173 in $(lang_checks) and check-consistency targets.
33175 2007-01-02 Jan Hubicka <jh@suse.cz>
33177 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33178 Do not add referenced vars.
33179 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33181 * passes.c (init_optimization_passes): Put mudflap_2 after
33182 free_datastructures.
33184 2007-01-02 Jan Hubicka <jh@suse.cz>
33186 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33187 Set NOTHROW flag on call statements proved to be nothrow.
33188 Update statement of local calls so new pure/const functions are
33189 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33191 (tree_rest_of_compilation): Register hooks and initialize bitmap
33192 early. Do not set after_inlining flag.
33194 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33196 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33197 HOST_BITS_PER_LONGLONG
33199 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33202 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33203 warning for non-static initializers.
33205 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33207 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33208 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33209 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33210 Always use set_unique_reg_note to add REG_EQUAL notes.
33212 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33215 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33217 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33218 * cfgbuild.c (find_basic_blocks): Likewise.
33219 * cfgrtl.c (rtl_create_basic_block): Likewise.
33220 * function.c (temp_slots_at_level): Likewise.
33221 * reg-stack.c (stack_regs_mentioned): Likewise.
33222 * regclass.c (allocate_reg_info): Likewise.
33223 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33224 set_bb_for_stmt, move_block_to_fn): Likewise.
33225 * tree-complex.c (tree_lower_complex): Likewise.
33226 * vec.h (VEC_safe_grow_cleared): New.
33228 2007-01-02 Ian Lance Taylor <iant@google.com>
33230 * c-common.c (c_common_truthvalue_conversion): When warning about
33231 using an assignment as a truth value, set TREE_NO_WARNING.
33233 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33236 * c.opt (Wold-style-declaration): New.
33237 * doc/invoke.texi (C-only Warning Options): New.
33238 (Wold-style-declaration): Document it.
33239 (Wextra): Enabled by -Wextra.
33240 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33241 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33242 -Wold-style-declaration.
33244 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33246 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33247 * cfgbuild.c (find_basic_blocks): Likewise.
33248 * cfgrtl.c (rtl_create_basic_block): Likewise.
33249 * function.c (temp_slots_at_level): Likewise.
33250 * reg-stack.c (stack_regs_mentioned): Likewise.
33251 * regclass.c (allocate_reg_info): Likewise.
33252 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33253 set_bb_for_stmt, move_block_to_fn): Likewise.
33254 * tree-complex.c (tree_lower_complex): Likewise.
33255 * vec.h (VEC_safe_grow_cleared): New.
33257 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33259 * c-common.c (c_common_nodes_and_builtins): Since variants of
33260 void_type_node get built before it is given a name, we need to
33261 give those variants the name, too.
33262 (complete_array_type): We need to work with the canonical main
33263 type of the array, from which we will build the qualified version.
33264 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33265 * print-tree.c (print_node): Display canonical type information
33267 * stor-layout.c (layout_type): When we don't know the
33268 alignment of a type for which we're building an array, we end up
33269 guessing wrong, so make the type require structural equality.
33270 * tree.c (make_node_stat): When we build a new type, it is its
33271 own canonical type.
33272 (build_type_attribute_qual_variant): When building an attribute
33273 variant, its canonical type is the non-attribute variant. However,
33274 if the attributes are target-dependent and they differ, we need to
33275 use structural equality checks for this type.
33276 (build_qualified_type): A qualified type is not equivalent to its
33277 unqualified variant; set the canonical type appropriately.
33278 (build_distinct_type_copy): When building a distinct type from
33279 another type, the new type is its own canonical type.
33280 (build_variant_type_copy): When building a new type variant, we
33281 assume that it is equivalent to the original type.
33282 (build_pointer_type_for_mode): When building a pointer type, also
33283 build a canonical type pointer.
33284 (build_reference_type_for_mode): When building a reference type,
33285 also build a canonical type reference.
33286 (build_index_type): When we can't hash an index type (e.g.,
33287 because its maximum value is negative), the index type requires
33288 structural equality tests.
33289 (build_array_type): Build the canonical form of an array type.
33290 (build_function_type): Function types require structural equality,
33291 because they contain default arguments, attributes, etc.
33292 (build_method_type_directly): Ditto for method types.
33293 (build_offset_type): Build the canonical offset type.
33294 (build_complex_type): Build the canonical vector type.
33295 (make_vector_type): Build the canonical vector type.
33296 * tree.h (TYPE_CANONICAL): New.
33297 (TYPE_STRUCTURAL_EQUALITY_P): New.
33298 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33299 (struct tree_type): Added "canonical" field.
33300 * params.h (VERIFY_CANONICAL_TYPES): New.
33301 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33302 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33303 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33304 * doc/invoke.texi (verify-canonical-types): Document --param
33305 parameter for verifying canonical types.
33307 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33309 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33310 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33311 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33312 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33314 * config/rs6000/e500.h: New.
33315 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33316 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33318 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33319 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33320 TARGET_E500_DOUBLE): Remove.
33321 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33322 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33323 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33324 * config/rs6000/rs6000.c (rs6000_override_options): Use
33325 CHECK_E500_OPTIONS.
33327 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33329 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33330 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33331 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33332 rs6000_emit_cmove): Don't check TARGET_E500.
33333 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33334 sordered): Don't check TARGET_E500.
33336 2007-01-01 Eric Christopher <echristo@apple.com>
33338 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33339 HARD_REGISTER_NUM_P.
33341 2007-01-01 Roger Sayle <roger@eyesopen.com>
33343 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33344 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33345 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33348 2007-01-01 Mike Stump <mrs@apple.com>
33350 * configure.ac: Remove support for building with Apple's gcc-3.1.
33352 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33354 PR middle-end/30311
33355 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33356 REG is a hard register. Do not modify REG before calling
33358 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33359 multiple of the size of YMODE for certain lowpart cases.
33361 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33363 PR middle-end/30253
33364 * gimplify (voidify_wrapper_expr): Update for
33365 GIMPLE_MODIFY_STMT.
33367 2007-01-01 Andreas Schwab <schwab@suse.de>
33370 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33371 save of BR0 in extra_spill_size instead of spill_size.
33372 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33374 (ia64_expand_epilogue): Restore BR0 from its new location.
33376 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33378 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33379 Use a temporary variable if the left hand side is not a gimple
33382 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33384 * gimplify.c (gimplify_return_expr): Make the temporary variable
33385 for the return expression, a gimple register variable.
33387 2007-01-01 Jan Hubicka <jh@suse.cz>
33389 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33392 2007-01-01 Mike Stump <mrs@apple.com>
33394 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33396 * config/darwin.c (machopic_select_rtx_section): Use
33397 HAVE_GAS_LITERAL16.
33398 (darwin_mergeable_constant_section): Likewise.
33399 * configure: Regenerate.
33400 * config.in: Regenerate.
33402 2007-01-01 Jan Hubicka <jh@suse.cz>
33403 Andrew Pinski <pinskia@gmail.com>
33405 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33406 before starting IPA passes.