1 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3 PR rtl-optimization/34302
4 * auto-inc-dec.c (attempt_change): Change place where move is
7 2007-12-10 Jakub Jelinek <jakub@redhat.com>
9 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
10 Fortran multi-dimensional arrays use DW_AT_ordering
13 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
16 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
18 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
20 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
21 array, registers that are members of global_regs are also members of
22 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
23 register is taken by a fixed register variable. Check up to and
24 including DI_REG when adjusting regparm value due to fixed regs usage.
25 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
26 available hard registers.
27 (ix86_expand_strlen): Ditto.
28 * config/i386/i386.md (strmov): Ditto.
31 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
33 * genopinit.c: Include tm_p.h in generated file.
35 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
36 to extract the integer from operands[2].
37 (vec_setv2di_internal): Likewise.
39 * config/arm/arm.c (arm_size_return_regs): Make return type
41 (arm_init_neon_builtins): Move code after declarations.
43 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
45 * reload.c (find_reloads_address_1): To properly mark as an
46 autoincdec, pass X for non-NULL OUT in call to push_reload for
47 autoincdec which can't be trivially used as an address.
49 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
50 Hans-Peter Nilsson <hp@axis.com>
52 * caller-save.c (insert_one_insn): If inserting before a call_insn
53 then the registers containing the arguments of the call are
54 live_throughout in the new insn.
56 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
60 * pa.md: Consolidate HImode and QImode move patterns into one pattern
61 each, eliminating floating-point alternatives.
62 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
64 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
65 * pa.c (pa_secondary_reload): Use an intermediate general register
66 for copies to/from floating-point register classes. Simplify code
67 SHIFT_REGS class. Provide additional comments.
68 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
69 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
70 (SECONDARY_MEMORY_NEEDED): Delete define.
71 (INT14_OK_STRICT): Define.
72 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
74 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
75 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
77 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
78 Align DImode offsets when generating 64-bit code.
79 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
80 (CANNOT_CHANGE_MODE_CLASS): Define.
81 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
82 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
84 2007-12-09 Jakub Jelinek <jakub@redhat.com>
87 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
88 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
89 * langhooks.h (struct array_descr_info): Forward declaration.
90 (struct lang_hooks_for_types): Add get_array_descr_info field.
91 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
92 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
94 * dwarf2out.h (struct array_descr_info): New type.
95 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
96 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
97 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
99 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
100 and gen_descr_array_type_die.
102 2007-12-08 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/34391
105 * tree-vect-transform.c (vect_setup_realignment): Mark new
106 symbols for renaming.
108 2007-12-07 Bob Wilson <bob.wilson@acm.org>
110 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
111 (ASM_OUTPUT_DWARF_PCREL): Define.
113 2007-12-07 Richard Guenther <rguenther@suse.de>
116 * opts.c (common_handle_option): Handle OPT_fforce_addr.
118 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
120 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
121 (LEGITIMIZE_RELOAD_ADDRESS): Same.
123 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
126 * doc/install.texi: Explain how to check for a clean environment when
129 2007-12-07 Richard Guenther <rguenther@suse.de>
131 * tree-profile.c (gcov_type_tmp_var): New global variable.
132 (tree_gen_edge_profiler): Use a single shared variable decl per
133 function for edge counter incrementing.
134 (tree_profiling): Re-set the shared variable.
136 2007-12-06 Bob Wilson <bob.wilson@acm.org>
138 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
140 2007-12-06 Tom Tromey <tromey@redhat.com>
143 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
145 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
147 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
148 targetm.binds_local_p as well as DECL_EXTERNAL.
150 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
152 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
153 (set_prologue_iterations): New. Set the prologue iterations to total
154 number of scalar iterations if the cost model check indicates that
155 scalar code should be generated.
156 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
157 generating the cost condition for epilog. Call
158 set_prologue_iterations to generate cost condition for prolog.
159 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
160 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
161 (slpeel_tree_peel_loop_to_edge): Update declaration.
162 (set_prologue_iterations): New declaration.
163 * tree-vect-analyze.c (vect_analyze_loop_form): Update
164 LOOP_VINFO_NITERS_UNCHANGED.
165 * tree-vect-transform.c
166 (vect_estimate_min_profitable_iters): Add new parameter and
167 code to check if run time cost model test is needed.
168 Remove code that adds builtin vectorization cost to scalar
169 outside cost for the run time cost model test. If run time
170 cost model test is needed add the appropriate guard cost to
171 the scalar outside cost. The guard cost depends on whether
172 the guard is generated at versioning or at prolog generation
173 or at epilog generation. Change cost model equation to include
175 (conservative_cost_threshold): New. Return the less conservative
176 profitability threshold between the cost model threshold and the
177 user defined vectorization threshold.
178 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
179 (vect_do_peeling_for_alignment): Same.
180 (vect_loop_versioning): Same.
181 (vect_create_cond_for_align_checks): ANDs the cost model condition
182 with the alignment condition.
183 (vect_transform_loop): Call loop versioning only when there is a
184 misalignment or an aliasing problem.
186 2007-12-06 Jakub Jelinek <jakub@redhat.com>
189 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
190 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
191 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
193 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
194 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
195 (TARGET_INITIALIZER): Add it.
196 * builtins.c (expand_builtin_va_start): Use
197 targetm.expand_builtin_va_start hook instead of
198 EXPAND_BUILTIN_VA_START macro.
199 * alpha/alpha.c (alpha_va_start): Made static.
200 (override_options): Clear targetm.expand_builtin_va_start if
202 (TARGET_EXPAND_BUILTIN_VA_START): Define.
203 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
204 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
205 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
206 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
207 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
208 (xtensa_va_start): Made static.
209 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
210 * pa/pa-protos.h (hppa_va_start): Remove prototype.
211 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
212 * pa/pa.c (hppa_va_start): Made static, add prototype.
213 (TARGET_EXPAND_BUILTIN_VA_START): Define.
214 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
215 (TARGET_EXPAND_BUILTIN_VA_START): Define.
216 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
217 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
218 * i386/i386.c (override_options): Clear
219 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
220 (ix86_va_start): Made static.
221 (TARGET_EXPAND_BUILTIN_VA_START): Define.
222 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
223 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
224 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
225 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
226 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
227 (TARGET_EXPAND_BUILTIN_VA_START): Define.
228 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
229 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
230 (TARGET_EXPAND_BUILTIN_VA_START): Define.
231 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
232 DEFAULT_ABI != ABI_V4.
233 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
234 * spu/spu.c (spu_va_start): Made static, add prototype.
235 (TARGET_EXPAND_BUILTIN_VA_START): Define.
236 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
237 * spu/spu-protos.h spu_va_start): Remove prototype.
238 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
239 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
241 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made
243 (TARGET_EXPAND_BUILTIN_VA_START): Define.
244 * s390/s390-protos.h (s390_va_start): Remove prototype.
245 * s390/s390.c (s390_va_start): Made static.
246 (TARGET_EXPAND_BUILTIN_VA_START): Define.
247 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
248 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
249 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
250 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
251 (TARGET_EXPAND_BUILTIN_VA_START): Define.
252 * arc/arc.c (arc_va_start): Made static, add prototype.
253 (TARGET_EXPAND_BUILTIN_VA_START): Define.
254 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
255 * arc/arc-protos.h (arc_va_start): Remove prototype.
256 * mt/mt-protos.h (mt_va_start): Remove prototype.
257 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
258 (TARGET_EXPAND_BUILTIN_VA_START): Define.
259 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
260 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
261 * sh/sh.c (sh_va_start): Made static, add prototype.
262 (TARGET_EXPAND_BUILTIN_VA_START): Define.
263 * sh/sh-protos.h (sh_va_start): Remove prototype.
264 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
265 * mips/mips-protos.h (mips_va_start): Remove prototype.
266 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
267 * mips/mips.c (mips_va_start): Made static.
268 (TARGET_EXPAND_BUILTIN_VA_START): Define.
270 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
272 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
273 "flag_tree_parallelize_loops > 1".
275 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
276 Dorit Nuzman <dorit@il.ibm.com>
277 Jakub Jelinek <jakub@redhat.com>
279 PR tree-optimization/34005
280 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
281 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
282 (gimplify_pure_cond_expr): New function.
283 (generic_expr_could_trap_p): New function.
284 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
285 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
287 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
289 * config/s390/s390.c (s390_emit_stack_tie): New function.
290 (s390_emit_prologue): Emit a stack tie when writing to the
292 * config/s390/s390.md ("stack_tie"): New insn definition.
294 2007-12-06 Ben Elliston <bje@au.ibm.com>
297 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
299 2007-12-05 Jakub Jelinek <jakub@redhat.com>
302 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
303 number of bits set in C1 if a mode mask for some mode can be used
306 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
308 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
311 2007-12-05 Richard Guenther <rguenther@suse.de>
313 PR tree-optimization/34138
314 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
315 Do not forward propagate addresses if that changes volatileness of
318 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
321 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
322 registers when checking that regparm registers are available.
323 Lower regparm value due to fixed registers usage in addition to
326 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
328 * sparseset.c: Include config.h and system.h before sparseset.h.
329 * sparseset.h: Remove inclusion of system.h.
331 2007-12-05 Jakub Jelinek <jakub@redhat.com>
332 Richard Sandiford <rsandifo@nildram.co.uk>
334 * optabs.c (init_insn_codes): New function.
336 (init_optab, init_optabv): Don't call new_optab.
337 (init_convert_optab): Don't clear the insn codes.
338 (init_optabs): Call init_insn_codes.
340 2007-12-04 Jakub Jelinek <jakub@redhat.com>
342 * omp-low.c (optimize_omp_library_calls): New function.
343 (expand_omp_parallel): Call it if optimizing.
346 * stmt.c (expand_stack_restore): Call expand_normal on var to get
347 rtx for it instead of assuming it will be a VAR_DECL.
349 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
351 * c-parser (c_parser_statement_after_labels): Move error from here...
352 (c_parser_label): ... to here. Check that the declaration is not
353 actually just another label.
355 2007-12-04 Richard Guenther <rguenther@suse.de>
359 * tree-ssa-operands.c (get_addr_dereference_operands): If we
360 fall back to using the SMTs aliases, make sure to add virtual
361 operands for the SMT itself.
362 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
363 clear the loaded and stored symbols bitmaps.
365 2007-12-04 Ben Elliston <bje@au.ibm.com>
367 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
369 2007-12-04 Ben Elliston <bje@au.ibm.com>
371 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
373 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
376 * doc/invoke.texi: Remove -fforce-addr documentation.
377 * expr.c (emit_move_insn): Remove use of flag_force_addr.
378 (expand_expr_real_1): Same.
379 (do_tablejump): Same.
380 Call memory_address instead of memory_address_noforce.
381 * expr.h (memory_address_noforce): Remove prototype.
382 * explow.c (memory_address): Remove support for flag_force_addr.
383 (validize_mem): Same.
384 (memory_address_noforce): Remove.
385 * common.opt: Add dummy documentation for -fforce-addr.
386 * combine.c (can_combine_p): Remove -fforce-addr comment.
387 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
389 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
390 relating to memory_address_noforce.
391 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
392 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
394 2007-12-03 Jakub Jelinek <jakub@redhat.com>
396 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
397 with !ctx->is_nested.
398 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
399 even if !ctx->is_nested.
400 (lower_copyprivate_clauses, lower_send_clauses,
401 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
405 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
406 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
407 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
408 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
409 (X & C2) << C1 into (X << C1) & (C2 << C1) and
410 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
413 PR tree-optimization/33453
414 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
415 for pointer addition.
416 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
417 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
420 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
422 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
425 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
427 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
429 2007-12-03 Jakub Jelinek <jakub@redhat.com>
432 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
433 * common.opt (ftree-store-copy-prop): Use the same help text as for
436 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
437 Revital Eres <eres@il.ibm.com>
439 * modulo-sched.c (calculate_must_precede_follow,
440 try_scheduling_node_in_cycle): New functions.
441 (sms_schedule_by_order): Call the new functions.
442 (ps_insn_find_column): Use must_follow and must_precede only if
444 (ps_insn_advance_column): Likewise.
446 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
447 Revital Eres <eres@il.ibm.com>
449 * modulo-sched.c (get_sched_window): Fix the direction of the
450 scheduling window and add dump info.
452 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
454 * config/sh/sh.md (cmpgeusi_t): Fix condition.
456 2007-11-30 Jan Hubicka <jh@suse.cz>
458 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
460 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
462 PR rtl-optimization/34171
463 * cfgrtl.c (update_bb_for_insn_chain): New function,
464 refactored from update_bb_for_insn.
465 (update_bb_for_insn): Call update_bb_for_insn.
466 (rtl_merge_blocks, try_redirect_by_replacing_jump):
467 Replace a loop with update_bb_for_insn_chain call.
468 (cfg_layout_merge_blocks): Add a call to
469 update_bb_for_insn_chain. Replace the for loop
470 with a call to update_bb_for_insn_chain.
472 2007-11-30 Ben Elliston <bje@au.ibm.com>
474 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
476 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
478 PR tree-optimization/34244
479 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
480 (record_numbers_of_iterations): New function.
481 (execute_vrp): Cache the numbers of iterations of loops.
482 * tree-scalar-evolution.c (scev_reset_except_niters):
484 (scev_reset): Use scev_reset_except_niters.
485 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
487 2007-11-29 Jan Hubicka <jh@suse.cz>
488 Jakub Jelinek <jakub@redhat.com>
490 PR tree-optimization/33434
491 * tree-inline.c (setup_one_parameter): If the value passed to
492 a parameter is never used, don't set it up.
494 2007-11-29 Jakub Jelinek <jakub@redhat.com>
497 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
498 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
500 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
502 * Makefile.in: Use separate vpath lines for each path.
504 2007-11-29 Ben Elliston <bje@au.ibm.com>
506 * SERVICE: Update URL.
508 2007-11-28 Jakub Jelinek <jakub@redhat.com>
510 PR tree-optimization/34140
511 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
512 loop->header has virtual phi nodes.
514 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
517 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
518 of GP register, if valid and fixed.
521 2007-06-21 David Daney <ddaney@avtrex.com>
524 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
525 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
526 (exception_receiver): Renamed to ...
527 (nonlocal_goto_receiver): ... this.
529 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
530 Joey Ye <joey.ye@intel.com>
533 * config/i386/i386.c (function_arg_32): Don't pass aggregate
534 arguments in ECX/EDX for fastcall.
536 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
538 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
540 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
541 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
543 2007-11-28 Ben Elliston <bje@au.ibm.com>
545 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
546 (maix32): Add Negative(maix64).
548 2007-11-27 Jakub Jelinek <jakub@redhat.com>
550 PR tree-optimization/34016
551 * tree-ssa-loop.c (pass_linear_transform): Add
552 TODO_update_ssa_only_virtuals to todo_flags_finish.
554 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
556 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
557 * config/avr/avr.h (LINK_SPEC): Likewise.
558 (CRT_BINUTILS_SPECS): Likewsie.
559 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
561 2007-11-27 Jakub Jelinek <jakub@redhat.com>
564 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
565 MEM_SIZE is set on all MEMs.
567 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
569 * config/s390/s390.opt (mhard-float): Add the option to be
570 overridden. That was missing in my last patch.
572 2007-11-27 Richard Guenther <rguenther@suse.de>
574 PR tree-optimization/34241
575 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
576 to only delete real conversion chains.
578 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
580 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
581 mhard-float, mlong-double-64, mlong-double-128): Add the
582 option to be overridden.
584 2007-11-27 Richard Guenther <rguenther@suse.de>
586 * builtins.c (fold_builtin_1): Verify the argument types
587 of BUILT_IN_ISNORMAL.
588 (fold_builtin_n): Verify the number of arguments to variadic
591 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
593 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
594 * doc/invoke.texi (Blackfin Options): Document the effects.
596 2007-11-27 Ben Elliston <bje@au.ibm.com>
598 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
599 (m64): Add Negative(m32).
600 * config/rs6000/darwin.opt (m32): Add Negative(m64).
601 (m64): Add Negative(m32).
603 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
605 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
607 2007-11-26 Michael Meissner <michael.meissner@amd.com>
610 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
611 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
612 to get the mode for loading a pseudo register with a count rather
613 than duplicating code.
615 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
617 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
618 * config/avr/avr.h (LINK_SPEC): Likewise.
619 (CRT_BINUTILS_SPECS): Likewsie.
620 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
622 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
624 * c-common.c (conversion_warning): Use get_unwidened instead of
627 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
630 * c-parser.c (struct c_parser): New bit in_if_block.
631 (c_parser_compound_statement_nostart): Handle unexpected 'else'
633 (c_parser_statement_after_labels): Set in_if_block to false while
635 (c_parser_if_body): Don't call c_parser_statement_after_labels if
636 a semicolon is found, just consume it. Don't call
637 c_parser_statement_after_labels if an open brace is found, call
638 c_parser_compound_statement instead.
639 (c_parser_else_body): New.
640 (c_parser_if_statement): Set in_if_block to true when parsing the
641 body of the 'if' statement. Use c_parser_else_body.
643 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
646 * c-decl.c (store_parm_decls): Pass 'false' for the new
647 allocate_struct_function parameter.
648 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
649 * tree-parloops.c (create_loop_fn): Likewise.
650 * function.c (push_function_context_to, push_struct_function,
651 init_function_start): Likewise.
652 (allocate_struct_function): Add boolean parameter.
653 * tree.h (allocate_struct_function): Add boolean parameter.
654 * function.h (struct function): Move returns_struct and
655 returns_pcc_struct to the end of the structure definiton.
657 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
660 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
661 virtual registers are already instantiated.
662 (truncxf<mode>2): Ditto.
663 (floatsi<mode>2): Ditto.
667 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
670 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
671 the address before it is clobbered.
673 2007-11-26 Nick Clifton <nickc@redhat.com>
675 * config/mn10300/mn10300.md: (call_internal): Remove mode on
676 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
677 (call_value_internal): Remove mode on operands 0 and 1 in order to
678 match UNPSEC'ed calls generated in PIC mode.
679 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
682 2007-11-26 Richard Guenther <rguenther@suse.de>
685 * builtins.c (expand_builtin_pow): Use expand_expr to expand
686 the result of build_call_expr.
688 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
689 Revital Eres <eres@il.ibm.com>
692 * bb-reorder.c (insert_section_boundary_note): Clear
693 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
695 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
697 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
699 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
701 * dwarf2asm.c (splay_tree_compare_strings): New function.
702 (dw2_force_const_mem): Use it.
704 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
706 * tree.c (type_hash_add): Don't violate strict aliasing rules.
708 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
711 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
712 matches between anonymous union fields.
714 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
716 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
717 declarations and blocks only after inlining. Check that
718 non-empty blocks are not dropped.
719 * tree-inline.c (expand_call_inline): Check that functions are
720 not inlined too late.
722 2007-11-26 Ben Elliston <bje@au.ibm.com>
724 * unwind-dw2-fde.c: Fix comment typo.
725 * unwind-generic.h: Likewise, fix comment typos.
727 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
729 * tree-sra.c (scalarize_use): Adjust the vpos argument to
730 sra_explode_bitfield_assignment in cases where the type is
731 wider than the bitfield.
733 2007-11-25 Richard Guenther <rguenther@suse.de>
735 * tree.h (struct tree_block): Move locus member next to flags.
736 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
737 (SCOPE_LIST_CONCAT): Likewise.
738 (pop_scope): Likewise.
739 * function.c (instantiate_decls_1): Likewise.
740 (setjmp_vars_warning): Likewise.
741 * emit-rtl.c (set_used_decls): Likewise.
742 * tree-inline.c (add_lexical_block): Likewise.
744 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
746 * rtlanal.c (label_is_jump_target_p): Return true for a matching
748 * reorg.c (fill_slots_from_thread): Correct last change to use
749 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
750 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
751 * jump.c (mark_jump_label_1): Add comment for last change
752 regarding JUMP_LABEL setting.
753 * gcse.c (add_label_notes): Remove conditional that the label is
754 mentioned in insn before adding regnote.
755 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
756 single_set insn only feeding a label to a jump through a
757 register that dies there.
759 2007-11-23 Dirk Mueller <dmueller@suse.de>
760 Richard Guenther <rguenther@suse.de>
763 * tree-vrp.c (check_array_ref): Move check for valid location..
764 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
766 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
768 * reload.c (find_reloads_address_1) <autoincdec cases>:
769 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
771 2007-11-23 Richard Guenther <rguenther@suse.de>
772 Michael Matz <matz@suse.de>
774 PR tree-optimization/34176
775 * alloc-pool.h (empty_alloc_pool): Declare.
776 * alloc-pool.c (empty_alloc_pool): New function.
777 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
778 valid table if a lookup from the optimistic table failed.
779 (vn_unary_op_lookup): Likewise.
780 (vn_binary_op_lookup): Likewise.
781 (vn_phi_lookup): Likewise.
782 (process_scc): Clear optimistic tables before every iteration.
784 2007-11-23 Richard Guenther <rguenther@suse.de>
786 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
787 (merge_alias_info): Do verification only if checking is
788 enabled. Merge flow-sensitive alias information in simple cases.
789 * tree-ssa-operands.c (get_addr_dereference_operands): Also
790 complain about missing NMTs.
792 2007-11-23 Jakub Jelinek <jakub@redhat.com>
795 * c-common.c (conversion_warning): For INTEGER_TYPE to
796 INTEGER_TYPE conversions call get_narrower on expr to avoid
797 spurious warnings from binop shortening or when the implicit
798 conversion can't change the value.
800 2007-11-22 Joseph Myers <joseph@codesourcery.com>
803 * c-decl.c (set_array_declarator_inner): Don't give error for
804 static or type qualifiers in abstract declarator. Remove
805 abstract_p parameter.
806 * c-tree.h (set_array_declarator_inner): Update prototype.
807 * c-parser.c (c_parser_direct_declarator_inner): Update call to
808 set_array_declarator_inner.
809 * doc/standards.texi: Update for C99 TC3.
811 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
813 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
814 line in my edit of the last change.
816 2007-11-22 Jakub Jelinek <jakub@redhat.com>
819 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
820 and TREE_READONLY on the fn decl rather than passing a chain
823 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
825 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
827 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
829 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
830 of ix86_arch and ix86_tune into a switch statement.
831 (enum processor_type): Default PROCESSOR_I386 to 0.
832 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
833 of "ix86_tune == PROCESSOR_K6".
834 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
837 2007-11-22 Tom Tromey <tromey@redhat.com>
839 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
840 avoid writing into string allocated by ggc_alloc_string.
842 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
845 * config/sh/sh.md (binary_sf_op): Remove.
846 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
847 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
848 and gen_binary_sf_op1.
850 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
852 * regclass.c (init_reg_autoinc): Fix typo preventing test of
853 secondary output reload when setting forbidden_inc_dec_class.
855 2007-11-21 Richard Guenther <rguenther@suse.de>
857 PR tree-optimization/34148
858 * tree-ssa-structalias.c (create_variable_info_for): Do not use
859 field-sensitive PTA for single-element structures.
860 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
861 SFTs for single-element structures.
863 2007-11-20 Richard Guenther <rguenther@suse.de>
866 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
867 of the signed INT_CST_LT.
868 * stmt.c (expand_case): Likewise.
869 (estimate_case_costs): Likewise.
871 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
873 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
874 its binary representation.
876 2007-11-20 Richard Guenther <rguenther@suse.de>
878 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
881 2007-11-20 Thiemo Seufer <ths@mips.com>
883 * config/mips/mips.c (mips_file_start): Add support for
884 flagging 32-bit code with -mfp64 floating-point.
886 2007-11-20 Jakub Jelinek <jakub@redhat.com>
889 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
890 (c_gimplify_expr): Use it.
892 2007-11-20 Ben Elliston <bje@au.ibm.com>
894 * config/spu/spu_mfcio.h: Fix typo.
896 2007-11-20 Ben Elliston <bje@au.ibm.com>
898 * unwind.inc: Comment that unwind-sjlj.c includes this file.
900 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
901 Ben Elliston <bje@au.ibm.com>
903 * config/spu/mfc_tag_release.c: New file.
904 * config/spu/mfc_multi_tag_release.c: Likewise.
905 * config/spu/mfc_multi_tag_reserve.c: Likewise.
906 * config/spu/mfc_tag_release.c: Likewise.
907 * config/spu/mfc_tag_reserve.c: Likewise.
908 * config/spu/mfc_tag_table.c: Likewise.
909 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
910 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
911 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
912 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
913 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
914 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
915 mfc_multi_tag_release): Likewise.
916 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
917 __mfc_multi_tag_release): Declare.
919 2007-11-19 Jason Merrill <jason@redhat.com>
921 PR debug/28834, debug/29436, c/32326
922 * tree.c (build_type_attribute_qual_variant): Refuse to make
923 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
924 * doc/extend.texi (Type Attributes): Don't encourage people to add
925 attributes to struct/enum types in a typedef. Fix
926 transparent_union example.
928 * tree-inline.c (remap_type_1): Remove code that's redundant with
930 (build_duplicate_type): Set id.copy_decl.
931 * c-common.c (handle_transparent_union_attribute): Simplify logic.
933 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
935 * config/rs6000/rs6000.c (invalid_e500_subreg,
936 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
937 rs6000_legitimize_address, rs6000_legitimize_reload_address,
938 rs6000_legitimate_address, function_arg_advance,
939 spe_build_register_parallel, rs6000_spe_function_arg,
940 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
941 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
942 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
943 TDmode similarly to DFmode and TFmode.
944 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
945 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
947 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
949 * stor-layout.c (lang_adjust_rli): Delete.
950 (set_lang_adjust_rli): Likewise.
951 (layout_type): Do not call lang_adjust_rli hook.
952 * tree.h (set_lang_adjust_rli): Delete.
954 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
956 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
957 n_dregs_to_save and n_pregs_to_save.
958 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
960 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
961 able to save single D/P registers that aren't saved by the push/pop
964 2007-11-19 Richard Guenther <rguenther@suse.de>
966 PR tree-optimization/34099
967 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
968 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
969 if only one operand is undefined.
971 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
973 PR tree-optimization/34036
974 * opts.c (set_fast_math_flags): Do not set flags in common
975 with set_unsafe_math_optimizations_flags, invoke it directly.
976 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
977 and flag_signed_zeros.
978 * toplev.c (process_options): Force flag_associative_math to 0 and
979 warn, if it is set and either flag_trapping_math or flag_signed_zeros
981 * doc/invoke.texi (Optimize Options): Document the new behavior
982 of -funsafe-math-optimizations, that -fassociative-math requires
983 both -fno-signed-zeros and -fno-trapping-math and make it clear
984 that -fno-trapping-math requires -fno-signaling-nans. Refactor
985 documentation of -ffast-math.
987 2007-11-18 Jakub Jelinek <jakub@redhat.com>
989 PR rtl-optimization/34132
990 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
994 * optabs.h (optab_table): Change type to struct optab from optab.
995 (convert_optab_table): Similarly.
996 Adjust all _optab macros to expand to addresses of optab_table
997 resp. convert_optab_table elements rather than the values of the
999 * optabs.c (optab_table): Change typype to struct optab from optab.
1000 If compiled by recent GCC, initialize all the insn_code fields in
1001 the array using designated range initializers.
1002 (convert_optab_table): Similarly.
1003 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1004 set_conv_libfunc): Into libfunc_entry's optab field store index within
1005 optab_table resp. convert_optab_table array instead of difference
1006 between two separately malloced addresses.
1007 (new_optab): Add op argument, don't return anything. Initialize
1008 just the insn_code field in handlers array and only when needed.
1009 (init_optab, init_optabv): Add op argument, don't return anything.
1010 Adjust new_optab caller.
1011 (new_convert_optab): Removed.
1012 (init_convert_optab): Add op argument, don't return anything, don't
1013 call new_convert_optab. If needed, initialize insn_code field in
1015 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1017 (debug_optab_libfuncs): Adjust uses of optab_table and
1018 convert_optab_table arrays.
1020 2007-11-18 Richard Guenther <rguenther@suse.de>
1022 PR tree-optimization/34127
1023 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1024 Make code match up the comments, require compatibility of the
1027 2007-11-17 Richard Guenther <rguenther@suse.de>
1030 * fold-const.c (extract_muldiv_1): Do not move negative
1031 constants inside ABS_EXPR.
1033 2007-11-16 Ian Lance Taylor <iant@google.com>
1035 * collect2.c (dump_file): If a demangled symbol is followed by a
1036 space, make sure we output at least one space.
1038 2007-11-16 Richard Guenther <rguenther@suse.de>
1041 * fold-const.c (fold_binary): Use correct types for folding
1042 1 << X & Y to Y >> X & 1.
1044 2007-11-16 Richard Guenther <rguenther@suse.de>
1046 PR tree-optimization/33870
1047 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1048 (struct tree_struct_field_tag): Remove nesting_level field.
1049 (SFT_NESTING_LEVEL): Remove.
1050 (SFT_BASE_FOR_COMPONENTS_P): Add.
1051 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1052 base_for_components flag.
1053 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1054 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1056 (create_overlap_variables_for): Deal with it.
1057 * tree-dfa.c (dump_subvars_for): Likewise.
1058 (dump_variable): Likewise.
1059 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1060 Set base_for_components for first elements of sub-structures.
1061 (create_variable_info_for): Handle base_for_components.
1062 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1063 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1064 * tree-ssa-operands.c (ref_nesting_level): Remove.
1065 (add_vars_for_offset): Remove full_ref parameter, always add
1066 the offset of the pointed-to SFT.
1067 (add_virtual_operand): Adjust for changed signature of
1068 add_vars_for_offset.
1070 2007-11-16 Sa Liu <saliu@de.ibm.com>
1072 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1073 floatunssidf2 and floatunsdidf2.
1075 2007-11-16 Richard Guenther <rguenther@suse.de>
1077 PR tree-optimization/34113
1078 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1079 Use correct conversion direction for checking type compatibility.
1081 2007-11-16 Richard Guenther <rguenther@suse.de>
1083 PR tree-optimization/34099
1084 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1085 that produce UNDEFINED result if at least one of its operands
1086 is UNDEFINED. By default the result is only UNDEFINED if all
1087 operands are UNDEFINED.
1089 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1092 * gcc.c (init_spec): Don't initialize asm_debug here...
1093 (main): ... but here.
1095 2007-11-07 Tom Tromey <tromey@redhat.com>
1097 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1098 * tree-parloops.c (create_loop_fn): Use set_cfun.
1099 * gengtype.c (open_base_files): Emit #undef cfun.
1100 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1101 * function.h (cfun): New define.
1102 * function.c: Undefine cfun.
1104 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1106 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1107 * config/avr/avr.h (LINK_SPEC): Likewise.
1108 (CRT_BINUTILS_SPECS): Likewsie.
1109 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1111 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1114 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1115 (execute_fold_all_builtins): Call optimize_stack_restore for
1116 BUILT_IN_STACK_RESTORE.
1118 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1120 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1121 propagation into an address; that's done in should_replace_address.
1123 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1125 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1126 * config/spu/spu.c (legitimate_const): Remove.
1127 (classify_immediate): Inline call to legitimate_const.
1128 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1129 for any constant, not just -512 .. 511.
1131 2007-11-15 Sa Liu <saliu@de.ibm.com>
1133 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1134 condition from HONOR_NANS test.
1135 * config/spu/spu.md (ceq_df): Always generate comparison code
1136 inline, including checks for NaNs and infinities.
1138 (cgt_v2df): Likewise.
1139 (cmpdf): Make this expander unconditional.
1141 2007-11-15 Richard Guenther <rguenther@suse.de>
1143 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1144 to only create SFTs if we also create variable infos for PTA.
1145 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1147 2007-11-15 Richard Guenther <rguenther@suse.de>
1149 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1150 type for TBAA pruning.
1151 (find_what_p_points_to): Call set_uids_in_ptset with the original
1152 pointer, not the decl of the solution we collapsed to.
1154 2007-11-14 David Daney <ddaney@avtrex.com>
1156 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1159 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1162 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1163 for registers in BR_REGS class.
1165 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1168 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1169 init_ssa_operands has not been called for cfun.
1171 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1173 PR tree-optimization/34046
1174 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1175 scaling if the old probability is greater than the new base.
1177 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1179 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1180 unused edges after loop duplication.
1182 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1185 (enum target_cpu_default): ... this enum.
1186 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1187 * config/i386/i386.c (override_options): ... here.
1188 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1189 TARGET_CPU_DEFAULT_i486.
1191 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1193 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1194 * config/sh/sh.c (sh_rtx_costs): Likewise.
1195 * ChangeLog: Likewise.
1197 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1199 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1200 should not be of pointer type.
1202 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1204 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1206 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1207 Bob Wilson <bob.wilson@acm.org>
1209 * config/xtensa/unwind-dw2-xtensa.c: New.
1210 * config/xtensa/unwind-dw2-xtensa.h: New.
1211 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1212 (DWARF2_UNWIND_INFO): Remove.
1213 (DWARF_FRAME_REGISTERS): Define.
1214 (EH_RETURN_DATA_REGNO): Define.
1215 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1217 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1219 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1221 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1222 -fsched-stalled-insns.
1224 PR tree-optimization/34063
1225 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1226 as first chrec_fold_plus operand rather than second.
1228 2007-11-13 Diego Novillo <dnovillo@google.com>
1230 PR tree-optimization/33870
1231 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1232 Remove field in_nested_struct.
1233 (struct tree_struct_field_tag): Add field nesting_level.
1234 (sft_in_nested_struct): Remove.
1235 (sft_nesting_level): Define.
1236 (sft_unpartitionable_p): Define.
1237 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1238 partitionable, return long_max.
1239 (compute_memory_partitions): Do not partition sfts marked
1241 (create_sft): Add argument nesting_level. Set
1242 sft_nesting_level with it. Update all users.
1243 (create_overlap_variables_for): Show nesting level.
1244 * tree-dfa.c (dump_subvars_for): Likewise.
1245 (dump_variable): Likewise. Show whether the sft is
1246 partitionable or not.
1247 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1248 Add field nesting_level.
1249 * tree-ssa-structalias.c (struct variable_info): Remove
1250 field in_nested_struct.
1251 (push_fields_onto_fieldstack): Add argument nesting_level.
1252 Update all users. Update documentation. Update pair->nesting_level
1253 with nesting_level. Make recursive calls with nesting_level + 1.
1254 (set_uids_in_ptset): If an sft is added to the points-to set,
1255 mark it as unpartitionable.
1256 * tree-ssa-operands.c (ref_nesting_level): New.
1257 (add_vars_for_offset): Call it. Add argument full_ref. Update
1258 callers. If var is inside a nested structure and the nesting level
1259 of full_ref is lower than the nesting level of var,
1260 adjust offset by the offset of var.
1262 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1264 PR tree-optimization/32582
1265 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1267 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1269 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1270 functions can be used as constant.
1272 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1274 PR rtl-optimization/34035
1275 * cse.c (cse_cfg_altered): New global variable.
1276 (cse_jumps_altered): Make boolean.
1277 (recorded_label_ref): Likewise.
1278 (cse_insn): Adjust for above changes.
1279 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1280 if dead edges have been purged.
1281 (cse_main): Change return value specification and adjust code.
1282 (rest_of_handle_cse): Adjust for above change.
1283 (rest_of_handle_cse2): Likewise.
1284 * gcse.c (rest_of_handle_gcse): Likewise.
1286 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1287 Michael Meissner <michael.meissner@amd.com>
1289 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1290 get the appropriate suffix for the coms* instruction.
1291 (sse5_pcmov_<mode>): Restrict operands of pcmov
1292 for scalar case to be only xmm registers and not memory.
1294 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1295 constraints to follow the mnemonics for the pcmov instruction
1297 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1300 * config/mips/mips.c (mips_return_fpr_single): New function.
1301 (mips_function_value): Use it when returning single-field
1303 (mips_expand_call): Handle the PARALLELs created by
1304 mips_return_fpr_single.
1306 2007-11-12 Richard Guenther <rguenther@suse.de>
1309 * fold-const.c (fold_binary): If testing for non-negative
1310 operands with tree_expr_nonnegative_warnv_p make sure to
1311 use op0 which has all (sign) conversions retained.
1313 2007-11-12 Richard Guenther <rguenther@suse.de>
1316 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1317 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1319 2007-11-12 Ira Rosen <irar@il.ibm.com>
1321 PR tree-optimization/33953
1322 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1323 allocate vec_oprnds1 according to the number of created vector
1324 statements. In case of shift with scalar argument, store scalar operand
1325 for every vector statement to be created for the SLP node. Fix a
1328 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1330 * gcse.c (CUID_INSN): Remove.
1332 (alloc_gcse_mem): Don't allocate cuid_insn.
1333 (free_gcse_mem): Don't free cuid_insn.
1335 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1338 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1342 * tree-inline.h (copy_body_data): Add regimplify field.
1343 * tree-inline.c (copy_body_r): Set id->regimplify to true
1344 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1346 (copy_bb): Clear id->regimplify before walk_tree, if it is
1347 set afterwards, regimplify the whole statement.
1349 PR tree-optimization/33680
1350 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1351 if the added cast involves variable length types.
1353 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1354 Maxim Kuvyrkov <maxim@codesourcery.com>
1356 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1357 instead of TRUE_BARRIER for jumps. Add register dependencies
1358 even when reg_pending_barrier is set.
1360 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1362 * haifa-sched.c (haifa_classify_insn): Rename to ...
1363 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1364 handle PARALLELs by recursing. Use it ...
1365 (haifa_classify_insn): ... here. Reimplement.
1367 2007-11-09 Richard Guenther <rguenther@suse.de>
1369 * bitmap.h (bitmap_single_bit_set_p): Declare.
1370 * bitmap.c (bitmap_single_bit_set_p): New function.
1371 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1372 (maybe_create_global_var): Use bitmap_empty_p.
1374 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1375 Jakub Jelinek <jakub@redhat.com>
1377 PR rtl-optimization/34012
1378 * fwprop.c (try_fwprop_subst): Do not replace if the new
1379 SET_SRC has a higher cost than the old one.
1381 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1383 PR rtl-optimization/33732
1384 * reload.c (push_reload): Check that the REG_DEAD note was referring
1385 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1386 before considering it in order to select the reload register.
1387 (combine_reloads): Likewise.
1388 (find_dummy_reload): Likewise.
1390 2007-11-09 Richard Guenther <rguenther@suse.de>
1392 * tree-flow.h (struct ptr_info_def): Make escape_mask a
1394 (struct ptr_info_def): Likewise.
1395 (enum escape_type): Also use bit zero.
1397 2007-11-09 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/33604
1400 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1401 Disregard changes in CV qualifiers of pointed to types for
1402 forward propagating ADDR_EXPRs.
1403 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1406 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1408 * dse.c (find_shift_sequence): Always choose an integer mode for
1410 (replace_read): Require both the read and store mode to be
1411 integer ones. Remove a then-redundant FLOAT_P check.
1413 2007-11-08 Richard Guenther <rguenther@suse.de>
1415 * tree-dfa.c (remove_referenced_var): If removing a
1416 variable which has subvars, also remove those from
1417 the referenced vars. Do not create a variable annotation.
1419 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1421 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1422 argument for gen_entry calls.
1423 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1424 (entry): Use the new attribute value. Remove unused first operand.
1426 2007-11-08 Tom Tromey <tromey@redhat.com>
1428 * c-parser.c (c_parser_translation_unit): Use location in error.
1429 (c_parser_external_declaration): Likewise.
1430 (c_parser_declaration_or_fndef): Likewise.
1431 (c_parser_enum_specifier): Likewise.
1432 (c_parser_struct_or_union_specifier): Likewise.
1433 (c_parser_struct_declaration): Likewise.
1434 (c_parser_typeof_specifier): Likewise.
1435 (c_parser_parms_list_declarator): Likewise.
1436 (c_parser_asm_string_literal): Likewise.
1437 (c_parser_braced_init): Likewise.
1438 (c_parser_initelt): Likewise.
1439 (c_parser_compound_statement_nostart): Likewise.
1440 (c_parser_statement_after_labels): Likewise.
1441 (c_parser_do_statement): Likewise.
1442 (c_parser_asm_statement): Likewise.
1443 (c_parser_conditional_expression): Likewise.
1444 (c_parser_unary_expression): Likewise.
1445 (c_parser_sizeof_expression): Likewise.
1446 (c_parser_postfix_expression): Likewise.
1447 (c_parser_postfix_expression_after_paren_type): Likewise.
1448 (c_parser_objc_class_instance_variables): Likewise.
1449 (c_parser_objc_method_definition): Likewise.
1450 (c_parser_objc_methodprotolist): Likewise.
1451 (c_parser_pragma): Likewise.
1452 (c_parser_omp_clause_num_threads): Likewise.
1453 (c_parser_omp_clause_schedule): Likewise.
1454 (c_parser_omp_all_clauses): Likewise.
1455 (c_parser_omp_sections_scope): Likewise.
1456 (c_parser_label): Use location of label, not colon.
1458 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1461 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1464 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1467 * ipa-pure-const.c (static_execute): Added code to keep recursive
1468 functions from being marked as pure or const.
1469 * ipa-utils.c (searchc): Fixed comment.
1471 2007-11-08 Tom Tromey <tromey@redhat.com>
1473 * common.opt (fshow-column): Default to 0.
1474 * configure: Rebuilt.
1475 * configure.ac (--enable-mapped-location): Default to 'yes'.
1477 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1479 * common.opt: Add pointer to doc/options.texi.
1480 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1481 -fipa-reference): Add or correct doc. Sorted options list for -Os
1484 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1487 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1488 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1489 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1490 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1491 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1492 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1493 to TARGET_BIG_ENDIAN_DEFAULT.
1494 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1495 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1496 to TARGET_BIG_ENDIAN_DEFAULT.
1498 2007-11-07 Diego Novillo <dnovillo@google.com>
1500 * tree.h (struct tree_struct_field_tag): Move field
1501 in_nested_struct ...
1502 (struct tree_memory_tag): ... here.
1504 2007-11-07 Diego Novillo <dnovillo@google.com>
1507 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1508 (SFT_IN_NESTED_STRUCT): Define.
1509 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1510 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1511 * tree-ssa-structalias.c (struct variable_info): Likewise.
1512 (push_fields_onto_fieldstack): If OFFSET is positive,
1513 set in_nested_struct.
1514 (create_variable_info_for): Copy setting of
1515 in_nested_struct from the field offset object.
1516 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1517 variable info object.
1518 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1519 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1521 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1523 PR rtl-optimization/33737
1524 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1525 target block after computing the probabilities of outgoing edges.
1526 Cap the frequency to BB_FREQ_MAX.
1527 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1528 frequency of the basic block if it has been reused.
1530 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1532 PR rtl-optimization/33822
1533 * rtl.h (REG_OFFSET): Fix comment.
1534 * var-tracking.c (INT_MEM_OFFSET): New macro.
1535 (var_mem_set): Use it.
1536 (var_mem_delete_and_set): Likewise.
1537 (var_mem_delete): Likewise.
1538 (same_variable_part_p): Likewise.
1539 (vt_get_decl_and_offset): Likewise.
1540 (offset_valid_for_tracked_p): New predicate.
1541 (count_uses): Do not track locations with invalid offsets.
1542 (add_uses): Likewise.
1543 (add_stores): Likewise.
1545 2007-11-07 Tom Tromey <tromey@redhat.com>
1547 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1548 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1550 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1551 Andrey Belevantsev <abel@ispras.ru>
1553 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1554 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1555 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1556 Save calculated max_asap in it.
1557 (sms_schedule): Calculate maxii using max_asap.
1559 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1561 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1562 with -mhard-dfp/-mno-hard-dfp.
1564 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1565 Jakub Jelinek <jakub@redhat.com>
1568 * haifa-sched.c (check_sched_flags): Remove.
1569 (sched_init): Don't call it.
1571 2007-11-06 Diego Novillo <dnovillo@google.com>
1573 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1574 * tree-ssa-operands.c: Tidy top-level comments.
1575 (add_vop): Likewise.
1576 (add_vars_for_offset): Tidy parameter formatting..
1577 (get_addr_dereference_operands): Likewise.
1578 (get_indirect_ref_operands): Likewise.
1579 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1580 <OMP_ATOMIC_STORE>: Likewise.
1582 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1585 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1586 GCC_VERSION which is always defined.
1588 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1591 * reload1.c (find_reloads): Also check in_reg when handling a
1592 simple move with an input reload and a destination of a hard register.
1594 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1596 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1597 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1598 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1599 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1600 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1601 (m68k_sched_attr_type2): New function.
1602 (sched_adjust_cost_state): New static variable.
1603 (m68k_sched_adjust_cost): New static function implementing
1605 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1606 New static variables.
1607 (m68k_sched_variable_issue): New static function implementing
1609 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1610 (sched_dump_split_class): New static function.
1611 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1613 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1614 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1615 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1616 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1619 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1620 (CPU_UNITS_QUERY): Define.
1622 * config/m68k/cf.md: New file.
1623 * config/m68k/m68.md (cf.md): New include.
1625 2007-11-06 Tom Tromey <tromey@redhat.com>
1627 PR c++/32256, PR c++/32368:
1628 * function.c (saved_in_system_header): New global.
1629 (push_cfun): Save in_system_header.
1630 (pop_cfun): Restore in_system_header.
1631 (push_struct_function): Save in_system_header.
1633 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1637 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1638 (complete_array_type): Set canonical type appropriately.
1639 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1640 C and C++ front ends now have different versions of this function,
1641 because the C++ version needs to maintain canonical types here.
1643 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1645 * tree-parloops.c (reduction_info): Remove reduction_init field.
1646 (initialize_reductions): Remove creation of the reduction_init variable.
1647 (struct data_arg): Remove.
1648 (add_field_for_reduction, create_stores_for_reduction): New functions.
1649 (add_field_for_name): Remove reduction handling.
1650 (separate_decls_in_loop): Call add_field_for_reduction,
1651 create_stores_for_reduction.
1653 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1655 PR tree-optimization/33458
1656 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1657 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1659 PR tree-optimization/33993
1660 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1661 rather than build_constructor_from_list if all list values are
1663 (get_initial_def_for_induction): Use build_vector instead of
1664 build_constructor_from_list.
1666 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1669 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
1670 (DECL_FINI_PRIORITY): Likewise.
1671 * tree.c (decl_init_priority_lookup): Remove assert.
1672 (decl_fini_priority_insert): Likewise.
1673 * cgraphunit.c (static_ctors): Make it a VEC.
1674 (static_dtors): Likewise.
1675 (record_cdtor_fn): Adjust accordingly.
1676 (build_cdtor): Generate multiple functions for each initialization
1678 (compare_ctor): New function.
1679 (compare_dtor): Likewise.
1680 (cgraph_build_cdtor_fns): Sort the functions by priority before
1681 calling build_cdtor.
1682 (cgraph_build_static_cdtor): Put the priority in the function's name.
1684 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1687 * common.opt: Add shared and pie.
1689 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1691 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1692 replace references to virtual_stack_vars_rtx in goto_handler.
1694 2007-11-05 Paul Brook <paul@codesourcery.com>
1696 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1697 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1698 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1699 arm_lang_output_object_attributes_hook.
1700 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1701 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1702 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1704 * config/arm/t-arm.c (arm.o): New rule.
1705 * config/arm/arm-c.c: New file.
1707 2007-11-05 Nick Clifton <nickc@redhat.com>
1708 Sebastian Pop <sebastian.pop@amd.com>
1710 PR tree-optimization/32540
1711 PR tree-optimization/33922
1712 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1713 * tree-ssa-pre.c: Include params.h.
1714 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1715 to limit the maximum length of the PA set for a given block.
1716 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1717 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1719 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1721 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1722 __fixunssfDI): Make return type unsigned.
1723 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1724 __fixunssfDI): Make return type unsigned.
1726 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1728 PR tree-optimization/33856
1729 * tree-data-ref.c (get_references_in_stmt): Don't add
1730 REFERENCE_CLASS_P trees to references vector if get_base_address
1731 returns NULL on them.
1733 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1735 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1737 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1740 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1741 for TRUTH_NOT_EXPR to type.
1743 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1745 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1747 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1750 * dwarf2out.c (add_calling_convention_attribute): Change
1751 second argument. Set calling convention to DW_CC_program for
1752 Fortran main program.
1753 (gen_subprogram_die): Adjust to new prototype for
1754 add_calling_convention_attribute.
1756 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1758 PR tree-optimization/33987
1759 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1761 (vectorizable_reduction): Add type check.
1763 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1766 * c-parser.c (c_parser_statement_after_labels): Error if a
1767 declaration is parsed after a label.
1769 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1772 * reorg.c (emit_delay_sequence): Do not clear the locator on
1773 the jump instruction.
1775 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1778 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1779 current sched region.
1781 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1783 * config/ia64/ia64.c (struct reg_write_state): Change into
1784 unsigned short bitfields rather than unsigned int, decrease
1785 first_pred to just 10 bits.
1786 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1787 into two char array.
1788 (rws_insn_set, rws_insn_test): New functions.
1789 (in_safe_group_barrier): New variable.
1790 (rws_update): Remove first argument, always set rws_sum array.
1791 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1792 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1794 (rtx_needs_barrier): Use rws_insn_test macro.
1795 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1796 instead set/clear in_safe_group_barrier flag.
1798 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1800 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1801 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1802 pointer or frame pointer.
1803 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1804 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1805 (DWARF2_UNWIND_INFO): Define.
1806 (INCOMING_RETURN_ADDR_RTX): Define.
1807 (DWARF_FRAME_RETURN_COLUMN): Define.
1809 2007-11-02 Tom Tromey <tromey@redhat.com>
1811 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1814 2007-11-02 Diego Novillo <dnovillo@google.com>
1816 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1817 argument from function pointer ANALYZE_EXPR. Update all users.
1818 * cgraph.c (debug_cgraph_node): New.
1819 (debug_cgraph): New.
1821 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1823 PR rtl-optimization/33648
1824 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1825 the newly created basic block.
1827 2007-11-01 Richard Guenther <rguenther@suse.de>
1829 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1831 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1833 PR rtl-optimization/33828
1834 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1835 of VBEIN and VBEOUT.
1837 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1839 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1840 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1841 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1843 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1845 * gcc.c (getenv_spec_function): Escape the environment variable's
1848 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1850 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1851 show that CSE means common subexpression elimination. Change wording
1852 for -fsee and define LCM. Remove capitalization of optimizations
1853 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1855 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1858 * doc/sourcebuild.texi (Test Directives): Document that xfail
1859 has no effect for dg-do except when dg-do-what is "run".
1861 2007-11-01 Tom Tromey <tromey@redhat.com>
1863 * c-decl.c (grokdeclarator): Set decl source locations.
1864 * c-parser.c (c_parser_enum_specifier): Set location.
1865 (c_parser_struct_or_union_specifier): Likewise.
1867 2007-11-01 Tom Tromey <tromey@redhat.com>
1869 * print-tree.c (print_node): Print column number.
1871 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1874 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1875 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1876 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1878 PR rtl-optimization/33673
1879 * gcse.c (cprop_jump): If a conditional jump has been optimized
1880 into unconditional jump, make the remaining normal edge fallthru
1881 and delete the jump insn.
1883 2007-11-01 Ben Elliston <bje@au.ibm.com>
1885 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1886 (set_mem_attrs_from_reg): Likewise.
1888 2007-11-01 Michael Matz <matz@suse.de>
1890 PR tree-optimization/33961
1891 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1892 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1893 (add_or_mark_expr): New argument 'store', using it to search
1895 (nt_init_block): Adjust calls to add_or_mark_expr.
1897 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1900 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1901 for the first push_operand.
1903 2007-10-31 Revital Eres <eres@il.ibm.com>
1905 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1906 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1907 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1908 movmisalignv2sf, vcondv2sf): New.
1909 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1910 UNSPEC_EXTODD_V2SF): Define new constants.
1911 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1912 paired_emit_vector_cond_expr): New.
1913 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1914 * config/rs6000/rs6000.c (paired_expand_vector_move,
1915 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1917 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1919 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1921 PR tree-optimization/32377
1922 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1923 work also for unknown number of iterations.
1924 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1925 number of iterations is not known.
1927 2007-10-31 Richard Guenther <rguenther@suse.de>
1930 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1931 new undefined integer overflow.
1932 (fold_binary): Avoid useless conversion.
1934 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1937 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
1939 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1941 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1943 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1944 with -mhard-dfp/-mno-hard-dfp.
1945 * config/s390/s390.opt: Likewise.
1946 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1949 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1951 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1953 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1955 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1956 optimization options.
1957 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1958 enabled by -O. Document -fdce and -fdse.
1960 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1963 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1964 convert second operand of COMPOUND_EXPR to the original type of
1967 2007-10-30 Richard Guenther <rguenther@suse.de>
1969 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1970 of loop adding SFTs as virtual operands.
1972 2007-10-30 Richard Guenther <rguenther@suse.de>
1974 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1976 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1978 PR tree-optimization/32893
1979 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1980 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1982 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1984 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1986 (sub_ddmmss): Likewise.
1987 (umul_ppmm): Likewise.
1988 (udiv_qrnnd): Likewise.
1990 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1993 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1994 directives must come before dg-additional-sources.
1996 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1998 PR tree-optimization/33723
1999 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2000 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2002 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2004 PR tree-optimization/33614
2005 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2006 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2007 initializer constants.
2009 2007-10-29 Richard Guenther <rguenther@suse.de>
2011 PR tree-optimization/33870
2012 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2013 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2016 2007-10-29 Richard Guenther <rguenther@suse.de>
2018 * passes.c (init_optimization_passes): Exchange store_copy_prop
2020 * tree-pass.h (pass_store_copy_prop): Remove.
2021 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2022 (stmt_may_generate-copy): Do not handle store_copy_prop.
2023 (get_copy_of_val): Likewise.
2024 (set_copy_of_val): Likewise.
2025 (copy_prop_visit_assignment): Likewise.
2026 (copy_prop_visit_stmt): Likewise.
2027 (copy_prop_visit_phi_node): Likewise.
2028 (init_copy_prop): Likewise.
2029 (execute_copy_prop): Likewise.
2030 (do_copy_prop): Remove.
2031 (gate_store_copy_prop): Likewise.
2032 (store_copy_prop): Likewise.
2033 (pass_store_copy_prop): Likewise.
2034 (pass_copy_prop): Call execute_copy_prop.
2035 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2036 * common.opt (ftree-store-copy-prop): Mark obsolete.
2037 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2039 2007-10-29 Ian Lance Taylor <iant@google.com>
2041 * ifcvt.c (noce_can_store_speculate_p): New static function.
2042 (noce_process_if_block): Call it.
2043 (if_convert): Remove recompute_dominance parameter. Change all
2046 2007-10-29 Richard Guenther <rguenther@suse.de>
2048 * tree-flow-inline.h (get_subvar_at): Use binary search.
2049 (get_first_overlapping_subvar): New function to binary search
2050 for the first overlapping subvar.
2051 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2052 just handle adding subvars for a pointed-to subvar. Optimize
2053 and use get_first_overlapping_subvar.
2054 (add_vars_for_bitmap): Fold into single caller.
2055 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2056 and non pointed-to bits of add_vars_for_offset.
2058 2007-10-29 Revital Eres <eres@il.ibm.com>
2060 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2062 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2063 Zdenek Dvorak <ook@ucw.cz>
2066 reduction support for automatic parallelization.
2068 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2070 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2071 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2072 and OMP_ATOMIC_STORE.
2073 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2074 * gimple-low.c (lower_stmt): Same.
2075 * gimplify.c (gimplify_expr): Same.
2076 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2077 gimplify_omp_atomic_mutex): Remove.
2078 (gimplify_omp_atomic): Change it to simply gimplify the
2079 statement instead of expanding it.
2080 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2081 (expand_omp_atomic, expand_omp_atomic_pipeline,
2082 goa_stabilize_expr, expand_omp_atomic_mutex,
2083 expand_omp_atomic_fetch_op): New functions to implement
2084 expansion of OMP_ATOMIC.
2085 (expand_omp, build_omp_regions_1): Add support for
2086 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2087 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2089 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2091 * tree-parloops.c: add include to tree-vectorizer.h.
2092 (reduction_info): New structure for reduction.
2093 (reduction_list): New list to represent list of reductions per loop.
2094 (struct data_arg): New helper structure for reduction.
2095 (reduction_info_hash, reduction_info_eq, reduction_phi,
2096 initialize_reductions, create_call_for_reduction,
2097 create_phi_for_local_result, create_call_for_reduction_1,
2098 create_loads_for_reductions, create_final_loads_for_reduction):
2100 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2101 (separate_decls_in_loop_name): Support reduction variables.
2102 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2103 call create_loads_for_reduction for each reduction.
2104 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2106 (transform_to_exit_first_loop): Add reduction support, add
2107 reduction_list parameter.
2108 (gen_parallel_loop): Add reduction_list parameter. Add call
2109 separate_decls_in_loop with
2110 the new argument. Traverse reductions and call
2111 initialize_reductions, create_call_for_reduction.
2112 (parallelize_loops): Create and delete the reduction list.
2113 (add_field_for_name): Change use of data parameter. Add fields for
2115 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2116 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2117 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2118 * tree-inline.c (estimate_num_insns_1): add cases for
2119 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2120 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2121 * tree-ssa-operands.c (get_addr_dereference_operands):
2122 New function. Subroutine of get_indirect_ref_operands.
2123 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2124 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2127 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2129 * config/cris/cris.c: Include df.h.
2130 (cris_address_cost): Add gcc_assert for canonicalization
2131 assumptions. For PLUS with MULT or register, correct
2132 test for register in other arm. Tweak comments.
2134 2007-10-28 Richard Guenther <rguenther@suse.de>
2136 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2137 telling if the var is to be treated as points-to location.
2138 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2139 (add_virtual_operand): Only recurse into MPTs if aliases
2142 2007-10-28 Richard Guenther <rguenther@suse.de>
2144 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2145 (add_vars_for_bitmap): Do not recurse further. Only add vars
2146 for pointed-to SFTs.
2147 (add_virtual_operand): Re-instantiate loop to add operands for
2148 aliases. Recurse into MPTs.
2149 (get_indirect_ref_operands): If we fall back to use a pointers
2150 SMT, make sure to not prune based on the access offset and size.
2152 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2155 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2156 the eh information on the statement.
2158 2007-10-28 Richard Guenther <rguenther@suse.de>
2160 * tree-flow.h (subvar_t): Make it a VEC.
2161 (struct subvar): Remove.
2162 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2163 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2165 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2166 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2167 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2168 (set_initial_properties): Likewise.
2169 (setup_pointers_and_addressables): Likewise.
2170 (new_type_alias): Likewise.
2171 (create_overlap_variables_for): Likewise.
2172 * tree-dfa.c (dump_subvars_for): Likewise.
2173 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2174 (get_expr_operands): Likewise.
2175 (add_to_addressable_set): Likewise.
2176 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2178 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2180 PR tree-optimization/33920
2181 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2182 successor bb to true when predecessor bb has NULL predicate.
2183 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2185 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2187 * config/mips/mips.md: Add combiner patterns for DImode extensions
2188 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2191 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2194 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2196 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2198 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2199 LIBCALL notes if they are about to be moved to the same insn.
2201 2007-10-27 Richard Guenther <rguenther@suse.de>
2203 PR tree-optimization/33870
2204 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2205 duplication. Remove redundant call to access_can_touch_variable.
2206 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2207 (add_virtual_operand): Use it.
2209 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2212 * pa.h (ASM_PN_FORMAT): Delete define.
2214 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2216 * doc/invoke.texi (Option Summary, optimizations): Remove
2217 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2218 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2219 -fsplit-wide-types to match later entry. Break up a long line.
2220 (Option Summary, code gen options) Add -fno-stack-limit. Add
2221 missing @gol to the end of a line.
2222 (Optimization Options): Remove -fbounds-check, which is also
2223 documented under Code Generation Options. Remove =n from
2224 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2225 to -fcprop-registers to match other options, and say when it is
2226 enabled rather than disabled. Remove extra index entry for
2227 -fno-cx-limited-range. Add index entries for -fstack-protector
2228 and -fstack-protector-all.
2229 (Code Gen Options): Add index entry for -ftls-model.
2231 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2233 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2234 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2235 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2236 expand_epilogue, output_movhi): Don't handle 'main' function.
2237 (avr_attribute_table): Add 'OS_task' function attribute.
2238 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2240 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2241 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2243 * config/avr/avr.opt (minit-stack): Remove.
2245 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2247 * tree-nested.c (get_trampoline_type): Fix thinko.
2249 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2252 * tree.c (build_offset_type): Build canonical type based on the
2253 TYPE_MAIN_VARIANT of the base type.
2255 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2257 * reorg.c (emit_delay_sequence): Move insn locator from the
2258 first insn to the sequence.
2260 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2262 * ipa-pure-const.c (check_decl): Return immediately when
2263 pure_const_state has been set to IPA_NEITHER.
2265 2007-10-25 Ira Rosen <irar@il.ibm.com>
2267 PR tree-optimization/33833
2268 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2269 and convert init to sizetype in inner_base construction.
2271 2007-10-25 Richard Guenther <rguenther@suse.de>
2273 * tree-flow.h (mem_sym_stats): Remove.
2274 (dump_mem_sym_stats_for_var): Declare.
2275 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2276 (mem_sym_stats): Move ...
2277 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2278 (mem_sym_score): Rename from ...
2279 (pscore): ... this. Remove.
2280 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2281 not the frequencies.
2282 (compare_mp_info_entries): Make sort stable by disambiguating
2285 2007-10-25 Ira Rosen <irar@il.ibm.com>
2287 PR tree-optimization/33866
2288 * tree-vect-transform.c (vectorizable_store): Check operands of all
2289 the stmts in the group of strided accesses. Get def stmt type for each
2290 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2292 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2294 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2295 (Yt): Rename register constraint to Y2.
2296 * config/i386/sse.md: Use renamed register constraints.
2297 * config/i386/mmx.md: Ditto.
2298 * config/i386/i386.md: Ditto.
2300 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2302 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2304 2007-10-24 Chao-ying Fu <fu@mips.com>
2306 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2307 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2309 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2310 Olga Golovanevsky <olga@il.ibm.com>
2312 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2313 the compiler that wr.wrap and wr.domain are initialized in
2316 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2318 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2319 to print gcov_type values.
2321 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2323 * config/avr/avr.h: Do not include progmem_section definition when
2324 building with IN_TARGET_LIBS.
2326 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2329 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2330 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2331 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2332 (mips_orphaned_high_part_p: New functions.
2333 (mips_avoid_hazard): Don't check INSN_P here.
2334 (mips_avoid_hazards): Rename to...
2335 (mips_reorg_process_insns): ...this. Cope with
2336 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2337 or turn them into nops.
2338 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2339 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2340 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2341 (mips_override_options): Set flag_delayed_branch to 0.
2343 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2345 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2346 MIPS-specific implementation details.
2347 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2348 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2349 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2350 for targets with movmemsi.
2351 (MOVE_BY_PIECES_P): Define.
2352 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2353 (mips_block_move_loop): Add a bytes_per_iter argument.
2354 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2355 Update call to mips_block_move_loop.
2357 2007-10-24 Michael Matz <matz@suse.de>
2360 * var-tracking.c (variable_union): Don't break after one loop
2361 iteration but only when a difference is found.
2362 (dump_variable): Also print DECL_UID.
2364 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2366 * ipa-type-escape.h: Expose function
2367 is_array_access_through_pointer_and_index.
2369 (is_array_access_through_pointer_and_index):
2370 Add three new parameters. Add support of
2371 POINTER_PLUS_EXPR tree code.
2373 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2375 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2376 * tree-pass.h: Add pass_ipa_struct_reorg.
2377 * common.opt: Add ipa-struct-reorg flag.
2378 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2379 * passes.c: Add pass pass_ipa_struct_reorg.
2380 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2381 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2383 2007-10-24 Ira Rosen <irar@il.ibm.com>
2385 PR tree-optimization/33804
2386 * tree-vect-transform.c (vectorizable_operation): Remove the
2387 checks that the vectorization is worthwhile from the transformation
2390 2007-10-24 Ira Rosen <irar@il.ibm.com>
2392 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2393 vectype cannot be determined for the scalar type.
2394 (vect_analyze_slp_instance): Likewise.
2395 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2396 return type to bool. Return false if vectype cannot be determined
2397 for the scalar type.
2398 (vect_get_constant_vectors): Return false if vectype cannot be
2399 determined for the scalar type.
2400 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2401 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2402 vectorizable_reduction): Likewise.
2404 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2406 * config.gcc: For a FreeBSD target, parse the value of ${target}
2407 to determine the value of FBSD_MAJOR, instead of adding an
2408 explicit check for every possible FreeBSD major version.
2410 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2412 PR rtl-optimization/33846
2413 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2415 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2417 PR tree-optimization/33860
2418 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2419 interleaved accesses in case the dr is inside the inner-loop during
2420 outer-loop vectorization.
2422 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2424 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2425 Document MEM_POINTER. Replace mentions of "integrated"
2426 field with "return_val". Delete outdated stuff.
2428 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2430 * config/rs6000/rs6000.c (rs6000_override_options): Set
2431 rs6000_altivec_abi on AIX.
2432 (conditional_register_usage): Set VR20:31 fixed on AIX.
2434 2007-10-23 Richard Guenther <rguenther@suse.de>
2436 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2439 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2440 David S. Miller <davem@davemloft.net>
2442 * df-scan.c (df_get_call_refs): Mark global registers as both a
2443 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2445 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2447 PR tree-optimization/33834
2448 PR tree-optimization/33835
2449 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2450 stmts need to be checked for success seperately.
2451 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2452 Remove the check that stmt is not LIVE.
2453 (vectorizable_assignment, vectorizable_induction): Likewise.
2454 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2455 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2457 (vectorizable_live_operation): Check that op is not NULL.
2459 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2461 * doc/invoke.texi (Optimization Options): In the summary, show
2462 that the value for options -falign-jumps, -falign-labels,
2463 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2464 -fsched-stalled-insns-dep is optional. In the summary, show that
2465 -fsched-stalled-insns takes an optional argument and that
2466 -fparallelize-loops takes an argument. Add opindex for several
2467 optimization options, and fix typos in the opindex commands for
2468 several others. In the descriptions for -fsched-stalled-insns
2469 and -fsched-stalled-insns-dep, show the options with and without
2472 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2474 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2476 * config/avr/avr.h (LINK_SPEC): Likewise.
2477 (CRT_BINUTILS_SPECS): Likewsie.
2478 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2480 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2482 PR rtl-optimization/33644
2483 * cfgcleanup.c: Do not include dce.h.
2484 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2485 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2486 * dce.c (something_changed): Delete.
2487 (libcall_dead_p): New predicate.
2488 (delete_unmarked_insns): Use it to delete dead libcalls.
2489 Deal with REG_LIBCALL and REG_RETVAL notes.
2490 (prescan_libcall_for_dce): New function.
2491 (prescan_insns_for_dce): Use it to deal with libcalls.
2492 (mark_reg_dependencies): Do nothing special for libcalls.
2493 (dce_process_block): Likewise.
2494 (fast_dce): Delete unused local variable.
2495 (run_fast_dce): Do not return a value.
2496 * dce.h (struct df): Delete.
2497 (run_fast_dce): Adjust prototype.
2498 * optabs.c (libcall_id): Delete.
2499 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2500 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2501 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2502 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2503 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2504 notes instead of REG_LIBCALL_ID notes.
2505 * reg-notes.def (LIBCALL_ID): Delete.
2506 * Makefile.in (see.o): Add dce.h dependency.
2507 (cfgcleanup.o): Remove dce.h dependency.
2509 2007-10-22 Michael Matz <matz@suse.de>
2511 PR tree-optimization/33855
2512 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2515 2007-10-22 Ira Rosen <irar@il.ibm.com>
2517 PR tree-optimization/33854
2518 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2519 FLOAT_EXPR to the list of promotion operations.
2521 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2525 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2526 (print_reg): Print register prefix only with AT&T asm syntax.
2527 Support pc_rtx for RIP register.
2528 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2529 relative addressing. Always print segment register prefix with AT&T
2530 asm syntax and never with Intel asm syntax.
2531 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2532 Fix prefix for 16-byte XFmode operands.
2533 (output_addr_const_extra): Support Intel asm syntax.
2534 (x86_file_start): Don't use register prefix with Intel asm syntax.
2535 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2536 ("return_internal_long"): Fix Intel asm syntax output.
2537 ("set_got_rex64"): Support Intel asm syntax.
2538 ("set_rip_rex64"): Likewise.
2539 ("set_got_offset_rex64"): Likewise.
2540 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2542 ("*tls_global_dynamic_64"): Likewise.
2543 ("*tls_local_dynamic_base_64"): Likewise.
2544 ("*load_tp_si")("*load_tp_di"): Likewise.
2545 ("*add_tp_si")("*add_tp_di"): Likewise.
2546 ("*tls_dynamic_lea_64"): Likewise.
2547 ("*sibcall_value_1_rex64_v"): Likewise.
2548 ("stack_tls_protect_set_si"): Likewise.
2549 ("stack_tls_protect_set_di"): Likewise.
2550 ("stack_tls_protect_test_si"): Likewise.
2551 ("stack_tls_protect_test_di"): Likewise.
2552 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2554 ("*movv2sf_internal_rex64"): Likewise.
2555 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2556 (__get_cpuid_max): Likewise.
2558 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2560 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2561 the STRICT_P argument type "bool" rather than "int".
2562 (mips_legitimate_address_p): Likewise.
2563 (fp_register_operand, lo_operand): Delete.
2564 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2565 (mips_emit_scc): Rename to...
2566 (mips_expand_scc): ...this.
2567 (gen_conditional_branch): Rename to...
2568 (mips_expand_conditional_branch): ...this.
2569 (gen_conditional_move): Rename to...
2570 (mips_expand_conditional_move): ...this.
2571 (mips_gen_conditional_trap): Rename to...
2572 (mips_expand_conditional_trap): ...this and take an rtx code instead
2573 of an operands array.
2574 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2576 (mips_emit_fcc_reload): Rename to...
2577 (mips_expand_fcc_reload): ...this.
2578 (init_cumulative_args): Rename to...
2579 (mips_init_cumulative_args): ...this and remove the libname argument.
2580 (function_arg_advance): Rename to...
2581 (mips_function_arg_advance): ...this.
2582 (function_arg): Rename to...
2583 (mips_function_arg): ...this and use "rtx" instead of
2585 (function_arg_boundary): Rename to...
2586 (mips_function_arg_boundary): ...this.
2587 (mips_expand_unaligned_load): Rename to...
2588 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2589 and BITPOS arguments type "HOST_WIDE_INT".
2590 (mips_expand_unaligned_store): Rename to...
2591 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2592 and BITPOS arguments type "HOST_WIDE_INT".
2593 (override_options): Rename to...
2594 (mips_override_options): ...this.
2595 (print_operand): Rename to...
2596 (mips_print_operand): ...this.
2597 (print_operand_address): Rename to...
2598 (mips_print_operand_address): ...this.
2599 (mips_output_ascii): Remove the PREFIX argument.
2600 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2602 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2603 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2604 of "struct rtx_def *".
2605 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2607 (build_mips16_call_stub): Delete.
2608 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2609 (mips_use_ins_ext_p): Give the second and third arguments type
2610 "HOST_WIDE_INT" rather than "rtx".
2611 * config/mips/mips.h: Update after the above changes. Tweak comments
2613 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2614 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2615 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2616 element type from "char" to "bool".
2617 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2618 (mips_cpu_info_table): Delete.
2619 * config/mips/mips.md: Update after the above changes. Tweak some
2621 * config/mips/mips-ps-3d.md: Likewise.
2622 * config/mips/mips.c: Tweak comments and formatting.
2623 Use NULL-like macros rather than 0 in various places.
2624 (mips_section_threshold): Rename to...
2625 (mips_small_data_threshold): ...this and give it an unsigned type.
2626 (num_source_filenames): Remove explicit initialization.
2627 (sdb_label_count): Likewise.
2628 (sym_lineno): Delete.
2629 (set_noat): Make static.
2630 (mips_branch_likely): Likewise, and give it type "bool".
2631 (mips_isa_info): Rename to...
2632 (mips_isa_option_info): ...this.
2633 (mips_flag_delayed_branch): Rename to...
2634 (mips_base_delayed_branch): ...this.
2635 (mips_split_addresses): Delete.
2636 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2637 element type from "char" to "bool".
2638 (mips_regno_to_class): Add an explicit array size.
2639 (mips16_flipper): Change from type "int" to type "bool".
2640 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2641 (mips_tls_operand_p): Rename to...
2642 (mips_tls_symbol_p): ...this.
2643 (mips_global_symbol_p): Remove redundant "const".
2644 (mips_offset_within_alignment_p): Simplify.
2645 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2646 to STRICT_P and give it type bool.
2647 (mips_valid_base_register_p): Likewise.
2648 (mips_classify_address): Likewise.
2649 (mips_legitimate_address_p): Likewise.
2650 (mips16_unextended_reference_p): Take the offset as an
2651 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2652 (mips_const_insns): Use IN_RANGE.
2653 (mips_force_temporary): Remove an unnecessary copy_rtx.
2654 (mips16_gp_pseudo_reg): Simplify.
2655 (mips_split_symbol): Remove an unnecessary copy_rtx.
2656 (mips_legitimize_tls_address): Only create registers if we need them.
2657 (mips_legitimize_address): Use mips_split_plus.
2658 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2659 variable COST to NUM_OPS.
2660 (mips_legitimize_move): Use gen_lowpart.
2661 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2662 (m16_check_op): Use IN_RANGE.
2663 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2664 (mips_split_doubleword_move): Pass booleans to mips_subword.
2665 (mips_output_move): Store the mode in a local variable.
2666 Explicitly assert that this function does not deal with
2667 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2668 cases more consistent.
2669 (mips_relational_operand_ok_p): Rename to...
2670 (mips_int_order_operand_ok_p): ...this.
2671 (mips_canonicalize_comparison): Rename to...
2672 (mips_canonicalize_int_order_test): ...this.
2673 (mips_emit_int_relational): Rename to...
2674 (mips_emit_int_order_test): ...this. Store the mode in a local
2676 (mips_reverse_fp_cond_p): Rename to...
2677 (mips_reversed_fp_cond): ...this.
2678 (mips_emit_compare): Make the order of the statements more consistent.
2679 (mips_emit_scc): Rename to...
2680 (mips_expand_scc): ...this.
2681 (gen_conditional_branch): Rename to...
2682 (mips_expand_conditional_branch): ...this.
2683 (gen_conditional_move): Rename to...
2684 (mips_expand_conditional_move): ...this. Build the condition
2685 separately from the main pattern.
2686 (mips_gen_conditional_trap): Rename to...
2687 (mips_expand_conditional_trap): ...this and take an rtx code instead
2688 of an operands array. Simplify.
2689 (init_cumulative_args): Rename to...
2690 (mips_init_cumulative_args): ...this. Use memset rather than a
2691 copy from a zeroed static. Use prototype_p and stdarg_p.
2692 (mips_arg_info): Rename to...
2693 (mips_get_arg_info): ...this and put the INFO argument first.
2694 (function_arg): Rename to...
2695 (mips_function_arg): ...this and use "rtx" instead of
2696 "struct rtx_def *". Only split structures into chunks if
2697 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2698 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2699 comparison with REAL_TYPE. Rename local variable REG to REGNO
2700 and make it unsigned.
2701 (function_arg_advance): Rename to...
2702 (mips_function_arg_advance): ...this.
2703 (function_arg_boundary): Rename to...
2704 (mips_function_arg_boundary): ...this.
2705 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2707 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2708 comparison with REAL_TYPE.
2709 (mips_function_value): Remove the FUNC argument. Rename local
2710 variable UNSIGNEDP to UNSIGNED_P.
2711 (mips_return_in_memory): Use IN_RANGE.
2712 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2713 to FUNCTION_ARG_ADVANCE.
2714 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2715 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2716 SIZE and RSIZE if needed.
2717 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2719 (build_mips16_function_stub): Rename to...
2720 (mips16_build_function_stub): ...this.
2721 (build_mips16_call_stub): Rename to...
2722 (mips16_build_call_stub): ...this. Make static, and return a
2723 "bool" rather than an "int". Rename the ARG_SIZE argument to
2724 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2725 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2726 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2728 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2729 are not sibling ones.
2730 (mips_emit_fcc_reload): Rename to...
2731 (mips_expand_fcc_reload): ...this.
2732 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2734 (mips_expand_unaligned_load): Rename to...
2735 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2736 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2738 (mips_expand_unaligned_store): Rename to...
2739 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2740 and BITPOS arguments type "HOST_WIDE_INT".
2741 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2742 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2744 (mips_init_split_addresses): Replace with...
2745 (mips_split_addresses_p): ...this new function.
2746 (mips_init_relocs): Check mips_split_addresses_p () rather than
2747 mips_split_addresses. Always initialize mips_split_p with booleans.
2748 (print_operand_reloc): Rename to...
2749 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2751 (print_operand): Rename to...
2752 (mips_print_operand): ...this.
2753 (print_operand_address): Rename to...
2754 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2755 (mips_in_small_data_p): Simplify.
2756 (mips_output_ascii): Remove the PREFIX argument and "register"
2757 keywords. Use the STRING parameter directly and cast to
2759 (mips16e_collect_argument_save_p): Use IN_RANGE.
2760 (mips_function_has_gp_insn): Simplify.
2761 (mips_set_return_address): Use BITSET_P.
2762 (mips_restore_gp): Use a separate statement to pick the base
2764 (mips_output_function_prologue): Use a local FRAME variable.
2765 (mips_save_reg): Pass booleans to mips_subword.
2766 (mips_expand_prologue): Use a local FRAME variable. Use
2767 cprestore_size to detect when .cprestore is needed.
2768 (mips_restore_reg): Use GP_REG_FIRST.
2769 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2770 rather than "int". Use local FRAME and REGNO variables.
2771 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2772 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2774 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2775 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2776 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2777 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2778 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2779 (builtin_description): Rename to...
2780 (mips_builtin_description): ...this.
2781 (mips_bdesc): Rename to...
2782 (mips_ps_bdesc): ...this.
2783 (sb1_bdesc): Rename to...
2784 (mips_sb1_bdesc): ...this.
2785 (dsp_bdesc): Rename to...
2786 (mips_dsp_bdesc): ...this.
2787 (dsp_32only_bdesc): Rename to...
2788 (mips_dsp_32only_bdesc): ...this.
2789 (bdesc_map): Rename to...
2790 (mips_bdesc_map): ...this.
2791 (bdesc_arrays): Rename to...
2792 (mips_bdesc_arrays): ...this.
2793 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2794 Tweak error message.
2795 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2796 Rename local variables I and J to OPNO and ARGNO respectively.
2797 Assert that the number of arguments is no more than the number of
2799 (mips_expand_builtin_compare): Use an array of arguments rather
2800 than an array of operands. Assert that the number of operands is
2802 (add_constant): Rename to...
2803 (mips16_add_constant): ...this. Use XNEW.
2804 (dump_constants_1): Rename to...
2805 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2806 (dump_constants): Rename to...
2807 (mips16_emit_constants): ...this.
2808 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2809 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2810 Assign mips16_p to was_mips16_p.
2811 (mips_parse_cpu): Tweak warning message.
2812 (override_options): Rename to...
2813 (mips_override_options): ...this. Move the mips_cost initialization
2814 out of the "shared with GAS" block. Quote option names in error
2816 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2817 (mips_order_regs_for_local_alloc): Remove register keyword.
2819 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2821 * system.h (IN_RANGE): Cast each argument individually.
2823 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2825 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2826 MIPS16 code unless using o32 or o64.
2828 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2830 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2831 for modes smaller than 4 bytes.
2832 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2835 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2837 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2838 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2839 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2840 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2842 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2844 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2845 sibling calls to "mips16" functions if the function satisfies
2846 const_call_insn_operand.
2848 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2850 * config/mips/mips.c (mips_va_start): Fix types in calls
2853 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2855 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2858 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2860 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2861 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2862 instead of checking mips_isa.
2864 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2866 * doc/invoke.texi (-mpaired-single): Don't say that the option
2867 requires 64-bit code.
2868 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2869 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2870 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2871 V2SF if ISA_MIPS32R2.
2872 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2873 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2874 to ISA_HAS_NMADD_NMSUB.
2875 (mips_split_doubleword_move): Handle V2SF.
2876 (mips_modes_tieable_p): New function.
2877 (override_options): Report a warning rather than an error when
2878 -mpaired-single is used on ISAs that don't support it; use
2879 ISA_HAS_PAIRED_SINGLE to check that case.
2880 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2881 and DF move splitters with a single MOVE64 splitter, thereby adding
2882 a V2SF splitter too.
2883 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2884 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2885 (HALFMODE): Add V2SF.
2886 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2887 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2888 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2889 (movv2sf_hardfloat_32bit): New pattern.
2890 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2891 TARGET_DOUBLE_FLOAT conditions.
2893 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2895 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2896 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2897 64-bit register in 64-bit libgcc.
2899 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2901 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2902 * config/avr/avr.h (LINK_SPEC): Likewise.
2903 (CRT_BINUTILS_SPECS): Likewsie.
2904 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2906 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2908 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2909 and -Wfatal-errors together.
2911 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2914 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2915 change for vrsave, ie restore after frame pop.
2917 2007-10-19 David S. Miller <davem@davemloft.net>
2919 * config/sparc/niagara2.md: Fix copyright notice.
2921 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2923 PR tree-optimization/23820
2924 PR tree-optimization/24309
2925 PR tree-optimization/33766
2926 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2927 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2928 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2929 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2930 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2931 (linear_transform_loops): Use perfect_loop_nest_depth.
2932 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2933 should have a single condition: their exit.
2935 2007-10-19 Richard Guenther <rguenther@suse.de>
2939 * stor-layout.c (layout_type): Assert that aggregates do not
2940 have their alias sets set.
2941 * alias.c (get_alias_set): Return alias set zero for incomplete
2942 types, return the alias set of the element for incomplete array
2943 types, but do not remember these.
2945 2007-10-19 Richard Guenther <rguenther@suse.de>
2948 2007-10-19 Richard Guenther <rguenther@suse.de>
2951 * tree.c (build_array_type): Do not re-layout unbound array
2954 2007-10-19 Richard Guenther <rguenther@suse.de>
2957 * tree.c (build_array_type): Do not re-layout unbound array
2960 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2962 * config/mips/mips.c (mips_canonicalize_comparison): Check
2963 mips_relational_operand_ok_p before trying to rewrite the test.
2964 Only calculate PLUS_ONE if needed.
2965 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2968 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2970 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2973 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2975 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2976 the call uses the incoming value of $2.
2978 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2980 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2981 rather then gen_rtx_MEM.
2982 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2984 (mips_set_return_address): Likewise.
2985 (mips_restore_gp): Likewise.
2987 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2989 * config/mips/mips.c (gpr_mode): Delete.
2990 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2991 instead of gpr_mode.
2992 (mips_for_each_saved_reg): Likewise.
2993 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2994 (override_options): Don't initialize gpr_mode.
2995 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2997 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2999 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3001 (mips_class_max_nregs): Calculate the smallest consituent register
3002 size and use that to determine an upper bound on the number of
3005 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3007 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3009 (mips_expand_epilogue): ...here.
3010 (mips_mdebug_abi_name): New function, split out from...
3011 (mips_file_start): ...here.
3012 (mips_hard_regno_mode_ok_p): New function, split out from...
3013 (override_options): ...here.
3014 (mips_expand_builtin_1): New function, split out from...
3015 (mips_expand_buitin): ...here. Abort if we don't recognize
3018 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3020 * config/mips/mips.c (build_mips16_function_stub): Load the
3021 target address into $1 before transfering the arguments.
3022 Don't use ".set noreorder".
3023 (build_mips16_call_stub): Likewise.
3025 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3027 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3028 (mips_output_64bit_xfer): Likewise.
3029 (mips16_fp_args): Rename to...
3030 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3031 with a DIRECTION argument. Use mips_output_32bit_xfer and
3032 mips_output_64bit_xfer.
3033 (build_mips16_function_stub): Update accordingly.
3034 (mips16_fpret_double): Delete.
3035 (build_mips16_call_stub): Update after above changes.
3036 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3037 of mips16_fpret_double. Use GP_REG_RETURN.
3039 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3041 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3042 use asm_out_file instead.
3043 (build_mips16_function_stub): Likewise.
3044 (build_mips16_call_stub, mips_output_function_prologue): Update
3047 2007-10-18 David S. Miller <davem@davemloft.net>
3049 Add Niagara-2 support.
3050 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3051 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3052 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3053 (include): Add inclusion of niagara2.md
3054 * config/sparc/sparc.c (niagara2_costs): New.
3055 (sparc_override_options): Add niagara2 entry to cpu_default[]
3056 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3057 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3058 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3059 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3060 (sparc64_initialize_trampoline): Likewise.
3061 (sparc_use_sched_lookahead): Likewise.
3062 (sparc_issue_rate): Likewise.
3063 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3065 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3066 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3067 TARGET_CPU_niagara2.
3068 (PROCESSOR_NIAGARA2): New.
3069 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3070 (BRANCH_COST): Likewise.
3071 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3072 * config/sparc/sol2.h: Likewise.
3073 * config/sparc/niagara2.md: New file.
3075 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3077 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3079 (mips_compute_frame_info): Remove associated code.
3080 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3082 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3084 * config/mips/mips-protos.h (compute_frame_size): Delete.
3085 * config/mips/mips.h: Update comments.
3086 * config/mips/mips.c (mips_frame_info): Remove initialized.
3087 (compute_frame_size): Rename to...
3088 (mips_compute_frame_info): ...this and make static. Remove the
3089 SIZE argument and return no value. Remove the setting of initialized.
3090 Update rest of file accordingly.
3091 (mips_set_return_address): Don't call compute_frame_size.
3092 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3093 Don't call compute_frame_size.
3095 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3097 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3098 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3099 mips_hard_frame_pointer_required.
3100 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3101 large MIPS16 frames.
3102 * config/mips/mips.c (mips_frame_pointer_required): New function.
3104 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3106 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3107 and hard_frame_pointer_offset.
3108 (mips_debugger_offset): Use hard_frame_pointer_offset.
3109 (mips16e_collect_argument_save_p): Likewise.
3110 (compute_frame_size): Initialize arg_pointer_offset and
3111 hard_frame_pointer_offset.
3112 (mips_initial_elimination_offset): Use them.
3113 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3114 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3116 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3118 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3120 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3121 "unsigned int" rather than "int" and put them with the other
3122 register-related fields. Put expanded comments above fields
3123 rather than to their right.
3124 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3125 with a NUM_REGS_PTR argument.
3126 (mips16e_save_restore_pattern_p): Update accordingly.
3127 (compute_frame_size): Clarify frame diagram. Rewrite.
3129 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3131 * config/mips/mips-ftypes.def: New file.
3132 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3133 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3134 (mips_function_type): Redefine using mips-ftypes.def.
3135 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3136 (mips_builtin_vector_type): New function.
3137 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3138 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3139 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3140 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3142 (mips_build_function_type): New function.
3143 (mips_init_builtins): Use it to create types lazily.
3145 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3147 * config/mips/mips.h (set_volatile): Delete.
3148 * config/mips/mips.c (set_volatile): Delete.
3149 (mips_print_operand_punctuation): New function, split out from
3150 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3151 Use the same character ordering in the code and the comments.
3152 Use a recursive call to handle '*'. Abort on unknown characters.
3153 (mips_init_print_operand_punct): New function, split out from
3155 (mips_print_int_branch_condition): New function, split out from
3156 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3157 to report unexpected codes.
3158 (mips_print_float_branch_condition): New function, split out from
3159 print_operand. Use output_operand_lossage to report unexpected codes.
3160 (print_operand): Rework to use a case statement. Use the
3161 same letter ordering in the code and the comments. Use
3162 output_operand_lossage to report unexpected codes and
3163 reverse_condition to handle inverted branch conditions.
3164 (override_options): Use mips_init_print_operand_punct.
3166 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3168 * config/mips/mips.h: Move variable declarations to end of file and
3169 enclose them all in #ifndef USED_FOR_TARGET.
3170 * config/mips/mips.c: Reorder functions into more logical groups,
3171 and so that callees appear before callers. Put the targetm
3172 initializer at the end of the file. Remove forward static
3173 declarations where possible.
3174 (mips_init_builtins): Add "static" to definition.
3175 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3177 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3179 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3180 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3181 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3182 (mips_set_mips16_mode): Initialize min_anchor_offset and
3183 max_anchor_offset directly to constants.
3185 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3187 * config/mips/mips.c: Delete trailing whitespace.
3189 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3191 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3192 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3194 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3195 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3197 2007-10-18 David Daney <ddaney@avtrex.com>
3199 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3200 reg_offset variable to calculate register locations.
3202 2007-10-18 Richard Guenther <rguenther@suse.de>
3204 * tree-ssa.c (uid_ssaname_map_eq): New function.
3205 (uid_ssaname_map_has): Likewise.
3206 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3207 * tree-flow.h (struct gimple_df): Make default_defs a
3209 * tree-dfa.c (gimple_default_def): Deal with it.
3210 (set_default_def): Likewise.
3212 2007-10-18 Richard Guenther <rguenther@suse.de>
3214 * tree-flow.h (struct gimple_df): Make referenced_vars
3216 (uid_decl_map_eq): Declare.
3217 (uid_decl_map_hash): Likewise.
3218 * tree-ssa.c (uid_decl_map_eq): New function.
3219 (uid_decl_map_hash): Likewise.
3220 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3221 * tree-flow-inline.h (first_referenced_var): Deal with
3222 the referenced_vars representation change.
3223 (next_referenced_var): Likewise.
3224 * tree-dfa.c (referenced_var_lookup): Likewise.
3225 (referenced_var_check_and_insert): Likewise.
3226 (remove_referenced_var): Likewise.
3228 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3230 * config/mips/mips.c (mips_dwarf_register_span): New.
3231 (TARGET_DWARF_REGISTER_SPAN): Define.
3233 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3235 * config.gcc : update score-*-elf(extra_objs).
3236 * config/score/mac.md : Remove.
3237 * config/score/misc.md : Remove.
3238 * config/score/score7.md : Remove.
3239 * config/score/score-mdaux.h : Remove.
3240 * config/score/score-mdaux.c : Remove.
3241 * config/score/score-version.h : Remove.
3242 * config/score/score-generic.md : New.
3243 * config/score/score3.h : New.
3244 * config/score/score3.c : New.
3245 * config/score/score7.h : New.
3246 * config/score/score7.c : New.
3247 * config/score/mul-div.S : add flush_cache score3 support.
3248 * config/score/elf.h : Fix some typos.
3249 * config/score/score.md : merge score3 and score7 pattern.
3250 * config/score/score.c : use to seperate which target it used.
3251 * config/score/score.h : use to seperate the target macro.
3252 * config/score/score.opt : remove -mmac option , add -mscore3,
3253 -mscore3d and -march OPTION support.
3255 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3257 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3258 that the offset of a variable is not greater than the size
3261 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3263 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3264 atmega88p, atmega168p and atmega328p devices.
3265 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3266 (CRT_BINUTILS_SPECS): (Ditto.).
3267 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3269 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3271 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3273 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3274 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3275 (print_insn): Move declaration to ...
3276 * rtl.h (print_insn): ... here.
3278 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3280 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3281 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3282 m68k_sched_branch_type): Move declarations to ...
3283 * config/m68/m68k-protos.h: ... here.
3285 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3287 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3289 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3291 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3292 * config/avr/avr.h (LINK_SPEC): Likewise.
3293 (CRT_BINUTILS_SPECS): Likewsie.
3294 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3296 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3298 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3299 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3300 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3302 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3305 * reg-stack.c (move_for_stack_reg): Swap input argument of
3306 UNSPEC_TAN insn to the top of the stack.
3308 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3312 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3313 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3314 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3315 immediate shift value.
3316 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3317 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3318 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3319 Remove macros for !__OPTIMIZE__ case.
3321 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3323 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3325 (perform_var_substitution): Only DFS from real nodes. Don't test
3327 (unite_pointer_equivalences): Fix broken test.
3329 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3331 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3332 altivec sp_offset. Rearrange sp_offset assignments to
3333 correspond to stack adjustments. Use frame_reg_rtx for
3334 SPE register restores. Correct SPE stack adjustment.
3336 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3338 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3339 * toplev.c (check_global_declaration_1): Use appropriate warning
3340 option instead of unnamed warning.
3341 * stor-layout.c (layout_decl): Likewise.
3342 * c-typeck.c (build_conditional_expr): Likewise.
3343 (build_compound_expr): Fix wrong comment.
3344 (build_binary_op): Use appropriate warning option instead of
3346 * cfgexpand.c (tree_expand_cfg): Likewise.
3347 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3348 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3349 (execute_warn_function_return): Likewise.
3350 * stmt.c (warn_if_unused_value): Likewise.
3352 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3354 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3355 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3357 (CRT_BINUTILS_SPECS): Likewsie.
3358 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3360 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3363 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3365 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3367 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3368 (fini_dce): Only release them for the fast pass.
3369 (end_ud_dce): Delete.
3370 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3371 Call fini_dce instead of end_ud_dce.
3372 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3373 (run_fast_df_dce): Reset df_in_progress to false on exit.
3375 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3376 Maxim Kuvyrkov <maxim@codesourcery.com>
3378 * target.h (unspec_may_trap_p): New target hook.
3379 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3380 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3382 * targhooks.h (default_unspec_may_trap_p): Declare it.
3383 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3384 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3385 * rtl.h (may_trap_p_1): Declare.
3387 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3388 override default hook implementation.
3389 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3392 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3394 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3395 options enabled by Wextra and mention Wuninitialized.
3397 2007-10-15 Nigel Stephens <nigel@mips.com>
3399 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3401 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3403 PR tree-optimization/33136
3404 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3406 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3408 PR tree-optimization/33735
3409 PR tree-optimization/33572
3410 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3411 2007-10-09's change.
3412 * except.c (duplicate_eh_regions): Don't look for prev_try
3413 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3415 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3418 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3419 __builtin_va_arg_pack-containing call stmt.
3421 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3423 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3426 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3428 PR tree-optimization/33619
3429 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3432 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3434 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3436 2007-10-15 Richard Guenther <rguenther@suse.de>
3438 * fold-const.c (extract_array_ref): Remove.
3439 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3440 generic address expression comparison folding. Remove
3441 the folding that used extract_array_ref.
3443 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3446 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3447 speculation type of insn can be changed before trying to do that.
3449 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3451 * dse.c (struct insn_info): Add 'frame_read' field.
3452 (scan_insn): For the call to a const function, set frame_read if
3453 reload has been run.
3454 If the insn reads the frame, kill the frame related stores.
3455 (scan_reads_nospill): Likewise.
3457 2007-10-14 Jason Merrill <jason@redhat.com>
3459 * tree-eh.c (optimize_double_finally): Don't assume that the
3460 cleanup we're duplicating is only one statement.
3462 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3464 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3465 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3466 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3467 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3468 tree-vect-transform.c: Fix comment typos.
3469 * doc/extend.texi: Fix a typo.
3471 * c-common.h: Remove the prototype for c_expand_body.
3472 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3473 * tree.h: Remove the prototype for fold_build_call_expr.
3475 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3477 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3479 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3481 * config/rs6000/aix53.h: New file.
3482 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3483 (TARGET_ALTIVEC_ABI): Same.
3484 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3485 (TARGET_ALTIVEC_ABI): Delete.
3486 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3487 stanza defaulting to aix5.3.
3489 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3491 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3492 (strmov): Use defined constants.
3493 (cmpstrnsi): Likewise.
3494 * config/i386/i386.c (decide_alg): Use defined constants.
3495 (ix86_expand_strlen): Likewise.
3497 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3499 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3500 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3501 (mode_for_reg_attrs, var_lowpart): New functions.
3502 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3503 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3504 or copy is known, set LOC to the SET that performs the set, instead
3506 (find_src_status, find_src_set_src): Remove LOC parameter.
3507 Replace INSN with the source value.
3508 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3509 handling MO_SET and MO_COPY. Update the calls to find_src_status
3510 and find_src_set_src.
3512 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3515 * config/i386/i386.md (strmov): Check for esi and edi usage.
3516 * config/i386/i386.c (decide_alg): Check whether we can use a
3517 rep prefix and adjust algorithm choice accordingly.
3518 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3520 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3522 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3524 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3526 * global.c (build_insn_chain): Formatting fixes.
3528 2007-10-12 Richard Guenther <rguenther@suse.de>
3530 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3531 combining both operands require either both have single uses
3532 or combining to a constant.
3534 2007-10-12 Richard Guenther <rguenther@suse.de>
3537 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3538 a rhs with side-effects or which is a load.
3539 (forward_propagate_into_cond): Also try combining both operands.
3541 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3543 PR tree-optimization/33742
3544 * tree-vect-transform.c (vectorizable_operation): Return false
3545 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3546 (vectorizable_call): Same for rhs_type and lhs_type.
3548 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3550 PR tree-optimization/33645
3551 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3552 pass it to walk_tree.
3553 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3554 When calling set_is_used on a VAR_DECL, if data is not NULL and
3555 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3556 DECL_INITIAL after clearing the bit in bitmap.
3557 (remove_unused_locals): Adjust mark_all_vars_used callers.
3558 Instead of removing unused global vars from unexpanded_var_list
3559 immediately record them in bitmap, call mark_all_vars_used on
3560 all used global vars from unexpanded_var_list and only purge
3561 global vars that weren't found used even during that step.
3563 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3565 * gthr-posix.h (__gthread_active_init): Create detached instead of
3566 joinable thread when testing whether threads are active on hppa-hpux.
3567 * gthr-posix95.h (__gthread_active_init): Likewise.
3569 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3572 * global.c (build_insn_chain): Include insn that occur between
3575 2007-10-11 Tom Tromey <tromey@redhat.com>
3577 * gengtype-yacc.y: Delete.
3579 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3581 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3582 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3583 function_value_32, function_value_64, function_value_ms_64,
3584 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3585 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3588 2007-10-11 Richard Guenther <rguenther@suse.de>
3590 * gcse.c (hash_scan_set): If the next nonnote insn is in
3591 a different basic block insert the set.
3593 2007-10-11 Richard Guenther <rguenther@suse.de>
3596 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3597 (verify_gimple_expr): Use it to verify pointer-to types for
3600 2007-10-11 Richard Guenther <rguenther@suse.de>
3603 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3604 the array element type.
3606 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3608 PR rtl-optimization/33638
3609 * dse.c (struct insn_info): Remove 'stack_read' field,
3610 add 'stack_pointer_based' field.
3611 (record_store): For a store with non-constant base, record
3612 whether it is stack pointer based.
3613 (scan_insn): For the call to a const function, remove stack
3614 pointer based stores from the list of local active stores.
3615 (scan_reads_nospill): Delete code dealing with const functions.
3617 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3619 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3621 (conflict_p, set_conflict, set_conflicts): Likewise.
3622 * global.c (global_alloc): Likewise.
3623 * ra.h: Update prototypes.
3625 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3627 * opth-gen.awk: Fixed generation of comment stating the origin
3630 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3633 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3634 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3635 and '%}', respectively.
3638 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3639 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3640 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3642 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3646 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3647 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3648 syntax for ASSEMBLER_DIALECT.
3649 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3651 2007-10-10 Revital Eres <eres@il.ibm.com>
3653 * modulo-sched.c (check_nodes_order): Dump the final order of
3655 (get_sched_window): Add dump info.
3656 (calculate_order_params): Dump order params of the nodes.
3658 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3661 * ra-conflict.c (record_one_conflict_between_regnos,
3662 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3663 (global_conflicts): Enhanced incorrect check.
3665 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3667 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3668 if flag_exceptions is not set.
3669 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3670 assemble_name rather than incorrectly emulating it.
3672 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3673 friends are removed from G++.
3675 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3677 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3678 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3679 enabling them is redundant. Don't check two times for
3682 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3684 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3686 (set_conflicts_for_earlyclobber): Likewise.
3687 (global_conflicts): Likewise.
3689 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3691 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3692 and '%}', respectively.
3694 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3696 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3697 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3699 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3702 2007-10-09 Richard Guenther <rguenther@suse.de>
3705 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3706 of referenced structure and component.
3708 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3711 * ra-conflict.c (record_one_conflict_between_regnos,
3712 set_conflicts_for_earlyclobber, global_conflicts): Improved
3714 (global_conflicts): Removed incorrect check.
3716 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3718 PR tree-optimization/33615
3719 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3720 if the statement might throw. Fix formatting.
3722 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3724 PR tree-optimization/33615
3725 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3726 if the rhs might throw.
3728 2007-10-09 Jan Hubicka <jh@suse.cz>
3730 * invoke.texi (align-threshold, align-loop-iterations): Document.
3731 * final.c: Include cfgloop.h, params.h
3732 (compute_alignments): Dump decisions and compare them with loop
3733 structure; honor given parameters.
3734 (pass_compute_alignments): New dump file.
3735 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3736 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3738 2007-10-09 James E. Wilson <wilson@specifix.com>
3740 PR tree-optimization/33655
3742 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3743 convert it to bitsizetype before size_binop call.
3745 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3747 PR tree-optimization/33572
3748 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3749 the absence of a corresponding edge from the exit block.
3751 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3754 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3756 (sra_build_assignment): Likewise. Set up mask depending on
3757 precision, not type.
3758 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3759 computing bit masks.
3760 (sra_build_elt_assignment): Don't view-convert from signed to
3762 (sra_explode_bitfield_assignment): Use bit-field type if
3763 possible. Use BYTES_BIG_ENDIAN.
3765 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3768 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3769 the original stmt can throw.
3770 (sra_build_bf_assignment): Fix type mismatch when applying negated
3773 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3775 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3776 '#pragma mark' to be executed at preprocessing time.
3778 2007-10-08 Ollie Wild <aaw@google.com>
3780 * varasm.c (compare_constant): Removed call to
3781 lang_hooks.expand_constant.
3782 (copy_constants): Removed call to lang_hooks.expand_constant.
3783 (compute_reloc_for_constant): Removed call to
3784 lang_hooks.expand_constant.
3785 (output_addressed_constants): Removed call to
3786 lang_hooks.expand_constant.
3787 (constructor_static_from_elts_p): Removed call to
3788 lang_hooks.expand_constant.
3789 (output_constant): Removed calls to lang_hooks.expand_constant.
3790 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3791 * langhooks-def.h (lhd_return_tree): Removed.
3792 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3793 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3794 * langhooks.c (lhd_return_tree): Removed.
3796 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3798 * combine.c (setup_incoming_promotions): Ensure that
3799 arguments that have not undergone mode promotions do not
3800 incorrectly get marked as being sign- or zero-extended.
3802 2007-10-08 Richard Guenther <rguenther@suse.de>
3807 * fold-const.c (fold_binary): Use correct types in folding
3808 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3809 and building of RROTATE_EXPR.
3811 2007-10-08 Richard Guenther <rguenther@suse.de>
3816 * fold-const.c (fold_binary): Use the correct types when
3817 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3818 (fold_binary): Use the correct types when folding
3819 (-A) - B to (-B) - A.
3820 (fold_unary): Use the correct types when folding ~(X).
3822 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3824 * doc/invoke.texi (Wall): fix formatting issues.
3826 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3828 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3829 truncated shift counts.
3831 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3833 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3834 syntax for ASSEMBLER_DIALECT.
3835 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3837 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3838 Nathan Froyd <froydnj@codesourcery.com>
3840 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3841 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3843 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3846 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3848 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3849 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3850 the function, temporarily point the debug interface to the null one.
3852 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3854 PR tree-optimization/33655
3856 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3859 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3861 PR tree-optimization/33572
3862 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3863 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3864 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3866 (copy_edges_for_bb): Handle nonlocal label edges.
3867 (make_nonlocal_label_edges): Deleted.
3868 (optimize_inline_calls): Don't call it.
3870 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3872 * gthr-single.h: Revert last change.
3874 2007-10-05 Michael Matz <matz@suse.de>
3877 * lower-subreg.c (decompose_multiword_subregs): Use
3878 validate_unshare_change().
3880 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3882 * ra-conflict.c: Include "sparseset.h".
3883 (conflicts): Change to HOST_WIDEST_FAST_INT.
3884 (allocnos_live): Redefine variable as a sparseset.
3885 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3887 (allocno_row_words): Removed global variable.
3888 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3889 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3890 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3891 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3893 (record_one_conflict): Update uses of allocnos_live to use
3894 the sparseset routines. Use set_conflicts_p.
3895 (mark_reg_store): Likewise.
3896 (set_reg_in_live): Likewise.
3897 (global_conflicts): Update uses of allocnos_live.
3898 Use the new adjacency list to visit an allocno's neighbors
3899 rather than iterating over all possible allocnos.
3900 Call set_conflicts_p to setup conflicts rather than adding
3902 * global.c: Comments updated.
3903 (CONFLICTP): Delete define.
3904 (regno_compare): New function. Add prototype.
3905 (global_alloc): Sort the allocno to regno mapping according to
3906 which basic blocks the regnos are referenced in. Modify the
3907 conflict bit matrix to a compressed triangular bitmatrix.
3908 Only allocate the conflict bit matrix and adjacency lists if
3909 we are actually going to allocate something.
3910 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3911 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3912 allocno's neighbors rather than iterating over all possible allocnos.
3913 (mirror_conflicts): Removed function.
3914 (dump_conflicts): Iterate over regnos rather than allocnos so
3915 that all dump output will be sorted by regno number.
3916 Use the FOR_EACH_CONFLICT macro.
3917 * ra.h: Comments updated.
3918 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3919 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3921 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3922 (adjacency_list_d, adjacency_iterator_d): New types.
3923 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3924 adjacency_iter_next, regno_basic_block): New static inline functions.
3925 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3926 (conflict_p): Add function prototype.
3927 * sparseset.h, sparseset.c: New files.
3928 * Makefile.in (OBJS-common): Add sparseset.o.
3929 (sparseset.o): New rule.
3931 2007-10-05 Richard Guenther <rguenther@suse.de>
3934 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3937 2007-10-05 Michael Matz <matz@suse.de>
3940 * function.c (match_asm_constraints_1): Check for input
3941 being used in the outputs.
3943 2007-10-05 Richard Guenther <rguenther@suse.de>
3945 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3947 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3950 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3951 subset checks. Make the cost of FPR -> FPR moves depend on
3952 mips_mode_ok_for_mov_fmt_p.
3954 2007-10-04 Doug Kwan <dougkwan@google.com>
3956 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3957 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3958 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3959 support of conditional variables.
3960 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3961 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3962 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3963 support of conditional variables.
3964 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3965 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3966 conditional variables.
3967 * gthr.h: Update comments to document new interface.
3969 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3971 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3974 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3976 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3978 2007-10-04 Richard Guenther <rguenther@suse.de>
3981 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3982 does not need to be of INTEGER_TYPE.
3983 (verify_gimple_2): New function split out from ...
3984 (verify_gimple_1): ... here. ICE if there was an error during
3987 2007-10-04 Michael Matz <matz@suse.de>
3989 PR rtl-optimization/33653
3990 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3991 * dse.c (scan_insn): Same.
3993 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3995 * config.gcc: Remove USE_GAS for m68k targets.
3997 2007-10-04 Richard Guenther <rguenther@suse.de>
3999 PR tree-optimization/33627
4000 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4001 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4003 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4004 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4006 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4008 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4009 commands_in_epilogues): Remove variables.
4010 (avr_file_start): Remove unneded initializations of commands_in_file,
4011 commands_in_prologues and commands_in_epilogues variables.
4012 (avr_file_end): Remove dead code.
4014 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4016 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4017 MOTOROLA is to true.
4019 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4022 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4023 (mips_split_doubleword_move): ...this.
4024 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4025 use natural endianness for multi-format FPR values.
4026 (mips_split_64bit_move): Rename to...
4027 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4028 Use move_doubleword_fpr* patterns for moves involving FPRs.
4029 (mips_save_reg): Update the call to mips_split_64bit_move.
4030 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4031 nonzero constant into an FPR if the constant can be forced to memory.
4032 * config/mips/mips.md: Update the splitter calls to
4033 mips_split_64bit_move.
4034 (UNSPEC_LOAD_DF_LOW): Rename to...
4035 (UNSPEC_LOAD_LOW): ...this.
4036 (UNSPEC_LOAD_DF_HIGH): Rename to...
4037 (UNSPEC_LOAD_HIGH): ...this.
4038 (UNSPEC_STORE_DF_HIGH): Rename to...
4039 (UNSPEC_STORE_WORD): ...this.
4040 (SPLITF): New mode iterator.
4041 (HALFMODE): New mode attribute.
4042 (movtf): New expander.
4043 (*movtf_internal): New define_insn_and_split.
4044 (move_doubleword_fpr<mode>): New expander.
4045 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4047 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4048 (mfhc1<mode>): ...these more general patterns.
4050 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4052 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4054 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4056 * gcse.c (hash_scan_set): Insert set in insn before note at
4057 the end of basic block.
4059 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4061 PR tree-optimization/33576
4062 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4063 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4064 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4065 (remove_iv): Declared.
4066 * lambda-code.c (remove_iv): Not static.
4067 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4068 Don't remove ivs there, save ivs in the buffer.
4070 2007-10-03 Jason Merrill <jason@redhat.com>
4073 * tree-eh.c (same_handler_p): New fn.
4074 (optimize_double_finally): New fn.
4075 (refactor_eh_r): New fn.
4076 (refactor_eh): New fn.
4077 (pass_refactor_eh): New pass.
4078 * tree-pass.h: Declare it.
4079 * passes.c (init_optimization_passes): Add it.
4081 2007-10-03 Doug Kwan <dougkwan@google.com>
4082 Richard Guenther <rguenther@suse.de>
4085 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4086 be conservative instead.
4088 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4091 * doc/invoke.texi (-fwhole-program): Document that Fortran
4092 doesn't support this option.
4094 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4097 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
4100 2007-10-02 David Daney <ddaney@avtrex.com>
4102 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4103 against constant zero.
4104 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4107 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4109 * ra-conflict.c: New file.
4111 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4112 usage to DF_LIVE usage.
4113 (reload): Remove reference to df_get_live_top.
4114 * rtlanal.c (subreg_nregs_with_regno): New function.
4115 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4116 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4117 (df_has_eh_preds): Removed.
4118 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4119 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4121 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4122 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4123 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4124 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4125 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4126 (global_alloc): Turn off rescanning insns after call to
4127 global_conflicts and added call to set_preferences.
4128 (global_conflicts): Moved to ra-alloc.c.
4129 (set_preferences_1, set_preferences): New function.
4130 (mirror_conflicts): Changed types for various variables.
4131 (mark_elimination): Change DF_RA_LIVE
4132 usage to DF_LIVE usage.
4133 (build_insn_chain): Rewritten from scratch and made local.
4134 (print_insn_chain, print_insn_chains): New functions.
4135 (dump_conflicts): Do not print conflicts for fixed_regs.
4136 (rest_of_handle_global_alloc): Turn off insn rescanning.
4137 * hard-reg-set.h: Fixed comment.
4138 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4139 usage to DF_LIVE usage and delete refs to TOP sets.
4140 (block_alloc): Mark regs as live if they are in the artificial
4141 defs at top of block.
4142 (find_stack_regs): New function.
4143 (rest_of_handle_local_alloc): Changed urec problem to live
4144 problem and do not turn off df rescanning.
4145 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4146 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4147 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4148 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4149 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4150 fields in df_ref_flags. The rest have been renumbered.
4151 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4153 * rtl.h (subreg_nregs_with_regno): New function.
4154 * df-problems.c: (df_get_live_out, df_get_live_in,
4155 df_get_live_top): Removed reference to DF_RA_LIVE.
4156 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4157 df_live_alloc, df_live_reset, df_live_local_finalize,
4158 df_live_free): Make top set only if different from in set.
4159 (df_lr_top_dump, df_live_top_dump): Only print top set if
4160 different from in set.
4161 (df_lr_bb_local_compute): Removed unnecessary check.
4162 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4163 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4164 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4165 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4166 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4167 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4168 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4169 df_urec_add_problem): Removed.
4170 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4172 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4173 * basic_block.h (bb_has_abnormal_pred): New function.
4174 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4175 usage to DF_LIVE usage.
4177 2007-10-02 Revital Eres <eres@il.ibm.com>
4179 * config/rs6000/predicates.md (easy_vector_constant): Return false
4180 for 750CL paired vectors.
4181 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4183 (vec_initv2sf): Add new description.
4184 (vconcatsf): Likewise.
4185 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4186 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4188 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4190 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4191 sinking the last stmt in a BB.
4193 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4196 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4197 (sra_hash_tree): Handle BIT_FIELD_REFs.
4198 (sra_elt_hash): Don't hash bitfld blocks.
4199 (sra_elt_eq): Skip them in parent compares as well. Handle
4201 (build_element_name_1): Handle BIT_FIELD_REFs.
4202 (instantiate_element): Propagate nowarn from parents. Create
4203 BIT_FIELD_REF for variables that are widened by scalarization.
4204 Gimple-zero-initialize all bit-field variables that are not
4205 part of parameters that are going to be scalarized on entry.
4206 (instantiate_missing_elements_1): Return the sra_elt.
4207 (canon_type_for_field): New.
4208 (try_instantiate_multiple_fields): New. Infer widest possible
4209 access mode from decl or member type, but clip it at word
4210 size, and only widen it if a field crosses an alignment
4212 (instantiate_missing_elements): Use them.
4213 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4214 (scalar_bitfield_p): New.
4215 (sra_build_assignment): Optimize assignments from scalarizable
4216 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
4219 (sra_build_bf_assignment): New. Optimize assignments to
4220 scalarizable BIT_FIELD_REFs.
4221 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4222 assignments to full variables.
4223 (generate_copy_inout): Use the new macros and functions.
4224 (generate_element_copy): Likewise. Handle bitfld differences.
4225 (generate_element_zero): Don't recurse for blocks. Use
4226 sra_build_elt_assignment.
4227 (generate_one_element_init): Take elt instead of var. Use
4228 sra_build_elt_assignment.
4229 (generate_element_init_1): Adjust.
4230 (bitfield_overlap_info): New struct.
4231 (bitfield_overlaps_p): New.
4232 (sra_explode_bitfield_assignment): New. Adjust widened
4233 variables to account for endianness.
4234 (sra_sync_for_bitfield_assignment): New.
4235 (scalarize_use): Re-expand assignment to/from scalarized
4236 BIT_FIELD_REFs. Explode or sync needed members for
4237 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4238 (scalarize_copy): Use REPLDUP.
4239 (scalarize_ldst): Move assert before dereference. Adjust EH
4241 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4243 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4245 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4246 Rename CR_* constants to CMP_*. Fix spacing.
4248 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4251 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4252 to be processed with the special script doc/install.texi2html.
4254 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4256 * doc/invoke.texi (Wall): List the options enabled by Wall.
4257 (Wstrict-aliasing): Add missing @option.
4259 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4261 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4262 rather than gen_lowpart to change a register from DImode to DFmode.
4263 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4264 both FROM and TO are integer modes that are no bigger than 4 bytes.
4265 (mips_mode_ok_for_mov_fmt_p): New function.
4266 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4267 (mips_secondary_reload_class): Tweak formatting and comments.
4268 Use reg_class_subset_p instead of direct comparisons with
4269 classes. Only allow direct FPR<->FPR moves for modes that
4270 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4271 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4272 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4273 (*movdi_64bit): Likewise.
4274 (*movsi_internal): Likewise.
4275 (*movhi_internal): Likewise.
4276 (*movqi_internal): Likewise.
4278 2007-09-30 Diego Novillo <dnovillo@google.com>
4281 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4284 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4286 PR tree-optimization/33597
4287 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4288 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4290 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4292 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4293 instead of variants of (!reload_in_progress && !reload_completed).
4294 (x86_expand_vector_move): Ditto.
4296 2007-09-28 Ollie Wild <aaw@google.com>
4299 2007-09-27 Ollie Wild <aaw@google.com>
4301 * varasm.c (compare_constant): Removed call to
4302 lang_hooks.expand_constant.
4303 (copy_constants): Removed call to lang_hooks.expand_constant.
4304 (compute_reloc_for_constant): Removed call to
4305 lang_hooks.expand_constant.
4306 (output_addressed_constants): Removed call to
4307 lang_hooks.expand_constant.
4308 (constructor_static_from_elts_p): Removed call to
4309 lang_hooks.expand_constant.
4310 (output_constant): Removed calls to lang_hooks.expand_constant.
4311 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4312 * langhooks-def.h (lhd_return_tree): Removed.
4313 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4314 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4315 * langhooks.c (lhd_return_tree): Removed.
4317 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4320 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4321 argument to gen_selb.
4323 2007-09-28 Chao-ying Fu <fu@mips.com>
4325 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4326 * doc/libgcc.texi (Fixed-point fractional library routines):
4327 Fix typos for neg and cmp functions.
4329 2007-09-28 Michael Matz <matz@suse.de>
4331 PR rtl-optimization/33552
4332 * function.c (match_asm_constraints_1): Check for overlap in
4333 inputs and replace all occurences.
4335 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4337 * config/mips/mips.c (override_options): Fix comment typo.
4339 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4341 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4342 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4343 * config/bfin/t-bfin-linux (crti.o): Don't build.
4345 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4346 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4348 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4350 2007-09-27 Ollie Wild <aaw@google.com>
4352 * varasm.c (compare_constant): Removed call to
4353 lang_hooks.expand_constant.
4354 (copy_constants): Removed call to lang_hooks.expand_constant.
4355 (compute_reloc_for_constant): Removed call to
4356 lang_hooks.expand_constant.
4357 (output_addressed_constants): Removed call to
4358 lang_hooks.expand_constant.
4359 (constructor_static_from_elts_p): Removed call to
4360 lang_hooks.expand_constant.
4361 (output_constant): Removed calls to lang_hooks.expand_constant.
4362 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4363 * langhooks-def.h (lhd_return_tree): Removed.
4364 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4365 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4366 * langhooks.c (lhd_return_tree): Removed.
4368 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4371 * expr.c (emit_group_load_1): Split constant double when destination
4372 length is half source length.
4374 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4376 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4377 (mips_cpu_info): Add tune_flags.
4378 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4379 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4381 (override_options): Remove deprecation code. Use branch-likely
4382 instructions for optimize_size or if the tuning flags do not
4383 suggest otherwise. Tweak warning.
4384 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4386 2007-09-27 Matthias Klose <doko@ubuntu.com>
4388 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4389 multilib osdirname if it exists.
4390 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4392 2007-09-27 Ian Lance Taylor <iant@google.com>
4394 PR tree-optimization/33565
4395 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4396 assignments of comparisons.
4397 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4398 parameter. Change caller. Defer overflow warnings around call to
4400 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4401 TREE_NO_WARNING is set on the statement.
4402 * tree-ssa-forwprop.c
4403 (tree_ssa_forward_propagate_single_use_vars): Don't test
4404 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4405 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4407 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4409 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4410 reduce offset by units of 0x10000 for SPE vector modes or modes
4411 used with E500 double instructions.
4413 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4415 * simplify-rtx.c (comparison_result): New.
4416 (simplify_const_relational_operation): Use it instead of the five
4417 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4418 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4419 optimizations. Extract nonzero_address_p optimizations into a
4420 separate "if" together with optimizations where op1 is const0_rtx.
4421 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4422 floating-point arguments too when appropriate. Hoist test for ABS
4423 outside the final switch statement.
4424 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4425 folded_arg0 if we found a constant equivalent. Remove
4426 transformations done in simplify-rtx.c for "op0 RELOP op0".
4428 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4430 * builtins.c (expand_builtin, expand_builtin_object_size,
4431 expand_builtin_memory_chk, maybe_emit_chk_warning,
4432 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4434 * expr.c (expand_expr_real_1): Likewise.
4435 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4436 (lhd_print_error_function): Add third argument.
4437 * langhooks.h (struct diagnostic_info): Add forward decl.
4438 (struct lang_hooks): Add third argument to print_error_function.
4439 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4440 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4442 (diagnostic_report_current_function): Likewise.
4443 * toplev.c (announce_function): Pass NULL as second argument to
4444 diagnostic_set_last_function.
4445 * diagnostic.c (diagnostic_report_current_function): Add second
4446 argument, pass it as third argument to lang_hooks.print_error_function.
4447 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4448 to diagnostic_report_current_function.
4449 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4450 and message.abstract_origin.
4451 (verbatim): Initialize abstract_origin.
4452 * pretty-print.h (text_info): Add abstract_origin field.
4453 * pretty-print.c (pp_base_format): Handle %K.
4454 * langhooks.c (lhd_print_error_function): Add third argument. If
4455 diagnostic->abstract_origin, print virtual backtrace.
4456 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4457 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4458 (init_dynamic_diag_info): Likewise.
4460 2007-09-26 David Daney <ddaney@avtrex.com>
4463 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4464 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4465 sync_old_nand<mode>, sync_new_nand<mode>,
4466 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4467 Update length attributes.
4468 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4469 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4471 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4472 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4473 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4476 2007-09-26 Richard Guenther <rguenther@suse.de>
4478 PR tree-optimization/33563
4479 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4480 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4482 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4483 get_use_of_stmt_lhs.
4485 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4488 * c-common.c (complete_array_type): Diagnose too-large arrays and
4489 set type to error_mark_node.
4491 2007-09-26 Richard Guenther <rguenther@suse.de>
4493 PR tree-optimization/30375
4494 PR tree-optimization/33560
4495 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4499 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4501 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4502 (dse_global_data): Add aggregate_vardecl field.
4503 (dse_possible_dead_store_p): New.
4504 Add prev_defvar variable.
4505 Allow immediate uses and previous immediate uses to differ
4506 if they are setting different parts of the whole.
4507 (get_aggregate_vardecl): New.
4508 (dse_record_partial_aggregate_store): New.
4509 (dse_whole_aggregate_clobbered_p): New.
4510 (dse_partial_kill_p): New.
4511 Call dse_maybe_record_aggregate_store().
4512 When checking whether a STMT and its USE_STMT refer to the
4513 same memory address, check also for partial kills that clobber
4515 Move some variable definitions to the block where they are used.
4516 (aggregate_vardecl_hash): New.
4517 (aggregate_vardecl_eq): New.
4518 (aggregate_vardecl_free): New.
4519 (aggregate_whole_store_p): New.
4520 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4521 Mark which aggregate stores we care about.
4523 2007-09-25 DJ Delorie <dj@redhat.com>
4526 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4529 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4532 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4533 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4534 for vector int32 -> int64 conversions. Don't write beyond the end
4535 of the allocated vector for int32 -> int64 conversions.
4537 2007-09-25 Revital Eres <eres@il.ibm.com>
4539 * config/rs6000/paired.h (paired_sel): New.
4540 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4541 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4542 when expanding selv2sf.
4543 * config/rs6000/rs6000.h (rs6000_builtins): Add
4544 PAIRED_BUILTIN_SELV2SF4.
4546 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4549 * c-typeck.c (default_conversion): Call require_complete_type
4550 before perform_integral_promotions.
4551 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4552 (build_c_cast): Call require_complete_type except for casts to
4554 (convert_for_assignment): Call require_complete_type.
4556 2007-09-25 Revital Eres <eres@il.ibm.com>
4558 * config/spu/spu.md: Fix doloop pattern.
4560 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4562 * config/bfin/bfin.c (expand_prologue_reg_save,
4563 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4564 and ASTAT moved here...
4565 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4566 ... from here. New argument ALL; callers changed.
4567 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4568 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4569 have the "saveall" attribute.
4571 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4573 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4575 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4576 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4577 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4579 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4580 with REG_P tests before REGNO access.
4582 2007-09-24 DJ Delorie <dj@redhat.com>
4585 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4587 (movqicc_<code>_<mode>): Likewise.
4588 (movhicc_<code>_<mode>): Likewise.
4590 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4593 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4594 register for reload.
4596 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4599 * config/i386/i386.c (ix86_comp_type_attributes): Check
4602 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4604 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4605 "move.l %a4,%a4" to produce nops.
4606 * config/m68k/m68k.c (override_options): Reset align options,
4607 if neccessary align macro isn't avaible.
4609 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4611 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4613 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4615 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4617 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4618 reload is completed.
4619 (peephole pattern): Convert most of them to RTL peephole pattern.
4621 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4623 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4624 (moved from fp compare patterns).
4625 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4626 Cleanup predicates to relieve reload.
4627 (conditional_trap): Reject conditional trap with fp condition.
4628 * config/m68k/predicates.md (fp_src_operand): New, reject
4629 certain constants early.
4631 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4633 * final.c (final_scan_insn): Remove accidentally duplicated code.
4635 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4637 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4638 Allow --with-tune=cell and --with-cpu=cell.
4640 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4642 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4643 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4645 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4647 (TARGET_BUILTIN_RECIPROCAL): Use it.
4648 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4649 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4650 (rs6000_emit_swrsqrtsf): New.
4651 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4653 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4654 (divsf3): Remove swdiv support.
4657 (rsqrt_internal1): New.
4658 (divdf3): Remove swdiv support.
4661 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4664 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4666 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4667 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4668 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4669 lang_hooks.type.type_hash_eq in addition to generic tests.
4671 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4672 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4674 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4675 reflect the cost per call to a target specific builtin.
4676 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4677 call to a target specific builtin, then use target_builtin_call_cost.
4678 (init_inline_once): Initialize target_builtin_call_cost field.
4680 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4683 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4686 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4688 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4689 * configure: Regenerated.
4691 2007-09-23 Ollie Wild <aaw@google.com>
4693 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4695 (get_pointer_modulus_and_residue): New function.
4697 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4699 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4700 combine an SC return value into a single register.
4702 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4704 * opth-gen.awk (target_flags_explicit): Declare.
4705 * toplev.h (target_flags_explicit): Delete declaration.
4706 * toplev.c (target_flags): Likewise.
4707 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4708 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4709 Never return true for TARGET_MIPS16.
4710 * config/mips/mips.c (mips_llsc): Delete.
4711 (mips_handle_option): Remove -mllsc handling.
4712 (mips_strip_unspec_address): Tweak comment.
4713 * config/mips/mips.opt (mllsc): Use a target mask.
4715 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4717 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4718 word_mode as well as Pmode.
4720 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4722 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4723 parameters from word_mode to the subword type if such a truncation
4726 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4728 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4729 * configure: Regenerated.
4731 2007-09-23 Jan Hubicka <jh@suse.cz>
4733 * params.def (INLINE_CALL_COST): Set to 12.
4734 * invoke.texi (inline-call-cost): Update default value.
4736 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4738 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4740 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4741 Revital Eres <eres@il.ibm.com>
4743 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4744 checks whether the count_reg is found outside the control part.
4746 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4748 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4749 instead of checking CALL_EXPR_FN directly to test for builtins.
4750 If error or warning attributes are present, print
4751 error resp. warning.
4752 * c-common.c (handle_error_attribute): New function.
4753 (c_common_attribute_table): Add error and warning
4755 * doc/extend.texi: Document error and warning attributes.
4757 * tree.h (block_nonartificial_location): New prototype.
4758 * tree.c (block_nonartificial_location): New function.
4759 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4760 if artificial attribute is present on abstract inline decl.
4761 * c-common.c (handle_artificial_attribute): New function.
4762 (c_common_attribute_table): Add artificial attribute.
4763 * final.c (override_filename, override_linenum): New variables.
4764 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4765 and override_linenum if inside of a block inlined from
4766 __attribute__((__artificial__)) function.
4767 (notice_source_line): Honor override_filename and override_linenum.
4768 * doc/extend.texi: Document __attribute__((__artificial__)).
4769 * config/i386/emmintrin.h: Add __artificial__ attribute to
4770 all __always_inline__ functions.
4771 * config/i386/mmintrin.h: Likewise.
4772 * config/i386/tmmintrin.h: Likewise.
4773 * config/i386/mm3dnow.h: Likewise.
4774 * config/i386/pmmintrin.h: Likewise.
4775 * config/i386/ammintrin.h: Likewise.
4776 * config/i386/xmmintrin.h: Likewise.
4777 * config/i386/smmintrin.h: Likewise.
4778 * config/i386/bmmintrin.h: Likewise.
4779 * config/i386/mmintrin-common.h: Likewise.
4782 * expr.c (expand_constructor): New function.
4783 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4784 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4787 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4789 * config/mips/mips.c (dump_constants_1): Generalize to include
4790 fractional and accumulator modes.
4792 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4794 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4795 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4797 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4798 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4800 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4802 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4804 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4805 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4807 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4808 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4809 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4811 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4813 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4814 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4815 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4817 2007-09-22 Jason Merrill <jason@redhat.com>
4820 * attribs.c (lookup_attribute_spec): Split out...
4821 (decl_attributes): From here.
4822 * tree.h: Declare it.
4824 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4826 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4828 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4830 * tree-inline.c (remap_type_1): Correctly chain variants.
4832 2007-09-22 Richard Guenther <rguenther@suse.de>
4834 PR tree-optimization/33146
4835 * fold-const.c (fold_binary): Use the original tree
4837 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4838 also changes "sign".
4840 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4843 * except.c (finish_eh_generation): Call commit_edge_insertions if
4844 there are insns queued on the entry edge.
4845 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4848 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4850 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4852 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4854 * config/i386/i386.c: Delete trailing whitespace.
4855 * config/i386/i386.h: Ditto.
4856 * config/i386/bmmintrin.h: Ditto.
4857 * config/i386/sync.md: Ditto.
4858 * config/i386/ppro.md: Ditto.
4859 * config/i386/mmx.md: Ditto.
4860 * config/i386/constraints.md: Ditto.
4861 * config/i386/sse.md: Ditto.
4862 * config/i386/athlon.md: Ditto.
4863 * config/i386/i386.md: Ditto.
4865 2007-09-21 Richard Guenther <rguenther@suse.de>
4867 PR tree-optimization/33508
4868 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4869 quadratic loop by keeping a bitmap of variables we have
4870 to clobber all subvariables for.
4871 (set_initial_properties): Likewise.
4873 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4875 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4877 2007-09-20 Nigel Stephens <nigel@mips.com>
4878 Chao-ying Fu <fu@mips.com>
4880 * c-decl.c (finish_declspecs): When _Sat is used without
4881 _Fract or _Accum, set the default type to cts_fract.
4882 This avoids a warning of "type defaults to int".
4884 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4886 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4887 bit-fields wider than one bit.
4889 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4892 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4894 * dbxout.c (dbxout_type): Likewise.
4898 * gimplify.c (gimplify_vla_decl): New function.
4899 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4901 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4903 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4905 * doc/invoke.texi (-minterlink-mips16): Document.
4906 * config/mips/mips.opt (minterlink-mips16): New option.
4907 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4910 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4912 * doc/extend.texi (Attribute Syntax): Remove old speculative
4915 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4917 * combine.c: Include cgraph.h.
4918 (setup_incoming_promotions): Rework to allow more aggressive
4919 elimination of sign extensions when all call sites of the
4920 current function are known to lie within the current unit.
4922 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4924 * dse.c (find_shift_sequence): No-op rework of control flow.
4926 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4928 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4929 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4931 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4933 * cfgexpand.c (dump_stack_var_partition): Use the correct
4934 index for the offset.
4936 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4938 * config/mips/sde.h: Switch to GPLv3.
4940 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4942 * tree-sra.c (decide_block_copy): Decide if there are groups.
4944 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4946 * config/m68k/m68k.c (output_move_himode): Remove jump table
4948 config/m68k/m68k.md (lea): Likewise.
4949 * config/m68k/m68k.c (print_operand_address): Use simple pc
4950 relative addressing.
4952 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4954 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4955 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4957 (asm_insn_count): Pass template as second argument to it.
4958 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4959 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4960 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4961 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4962 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4963 (sh_insn_length_adjustment): Pass template as second argument to it.
4964 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4966 * config/bfin/bfin.md (define_asm_attributes): New.
4968 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4970 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4972 * config/bfin/print-sysroot-suffix.sh: New.
4973 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4974 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4975 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4976 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4977 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4978 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4979 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4980 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4981 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4982 (linux-sysroot-suffix.h): New target.
4983 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4984 (mspecld-anomaly): Likewise.
4985 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4986 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4987 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4988 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4989 (bfin_si_revision): Declare.
4990 (bfin_workarounds): Declare.
4991 (WA_SPECULATIVE_LOADS): Define.
4992 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4993 (WA_SPECULATIVE_SYNCS): Define.
4994 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4995 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4996 (LIB_SPEC): Add %s to the linker scripts.
4997 Use proper linker script for bf522, bf525, bf527,
4998 bf538, bf539, bf542, bf544, bf548, and bf549.
4999 * config/bfin/bfin.c (bfin_si_revision): Define.
5000 (bfin_workarounds): Define.
5001 (struct bfin_cpu): New.
5003 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5004 (override_options): Set bfin_workarounds.
5005 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5006 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5007 ENABLE_WA_SPECULATIVE_LOADS.
5008 (bfin_reorg): Likewise.
5009 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5010 macros for bf522, bf525, bf527, bf538, bf539,
5011 bf542, bf544, bf548, and bf549.
5012 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5013 Don't define __ID_SHARED_LIB__ when -msep-data.
5014 (TARGET_DEFAULT): Define as 0.
5015 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5016 * doc/invoke.texi (Blackfin Options): Document silicon
5017 revision part of -mcpu option and it now accepts bf522, bf525,
5018 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5020 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5022 * alias.c (memory_modified_1): Deconstify.
5023 (memory_modified_in_insn_p): Don't use const_note_stores.
5024 * rtl.h (const_note_stores): Delete.
5025 * rtlanal.c (const_note_stores): Likewise.
5027 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5029 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5032 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5036 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5037 (addsi_small_int): Likewise.
5038 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5039 (one_cmplsi2): Likewise.
5041 (enter_func): Expand insn using hard_frame_pointer_rtx and
5044 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5045 hard_frame_pointer_rtx instead of using REGNO() check.
5046 Properly sign extend GEN_INT() argument.
5048 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5050 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5052 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5053 alternatives with just jcc.
5054 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5055 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5056 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5057 dbge_hi, dbge_si): Likewise.
5059 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5061 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5062 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5063 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5064 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5065 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5067 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5069 * config/m68k/m68k-devices.def (51qe): New device.
5070 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5071 to all uses of FL_FOR_isa_c for compatibility.
5072 (all_microarchs): Add cfv1 microarchitecture.
5073 (m68k_handle_option): Handle m51qe option.
5074 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5075 (TUNE_CFV1): New macro.
5076 (enum uarch_type): Add ucfv1.
5077 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5079 2007-09-18 Richard Guenther <rguenther@suse.de>
5081 PR tree-optimization/31863
5082 * tree-ssa-structalias.c (create_variable_info_for): Always
5083 free the fieldstack.
5085 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5087 * opts.c (decode_options): Enable vectorization under -O3.
5089 2007-09-18 Richard Guenther <rguenther@suse.de>
5091 PR tree-optimization/33340
5092 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5093 SSA_NAMEs that occur in abnormal PHI nodes.
5095 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5097 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5098 Don't use const_get_call_expr_in.
5099 * tree-gimple.c (const_get_call_expr_in): Delete.
5100 * tree-gimple.h (const_get_call_expr_in): Likewise.
5102 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5104 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5105 not yet have a basic block.
5106 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5108 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5110 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5111 to both ".section"s.
5113 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5115 * config/mips/mips.c (mips_output_mi_thunk): Use
5116 mips_function_ok_for_sibcall and const_call_insn_operand
5117 to determine if a direct sibcall is allowed. Use
5118 mips_classify_symbol to determine a global pointer is needed.
5120 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5122 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5124 2007-09-17 Chao-ying Fu <fu@mips.com>
5125 Nigel Stephens <nigel@mips.com>
5127 * config/fixed-bit.h: New file.
5128 * config/fixed-bit.c: New file.
5129 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5131 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5133 * c-format.h (format_kind_info): Add alloc_char field.
5134 * c-format.c (scanf_flag_specs): Add 'm'.
5135 (scanf_flag_pairs): Add 'a', 'm' pair.
5136 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5137 (format_types_orig): Add alloc_char fields.
5138 (check_format_info_main): Rename aflag to alloc_flag.
5139 Handle fki->alloc_char. modifier after width and before length
5140 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5141 length modifiers as well.
5142 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5145 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5146 returned by build_call_expr.
5148 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5150 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5151 NULL for variable-sized records too.
5152 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5154 2007-09-17 Tom Tromey <tromey@redhat.com>
5156 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5157 (c_builtin_function): Likewise.
5158 (grokdeclarator): Likewise.
5160 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5162 PR rtl-optimization/26449
5163 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5164 (seq_insns_valid_p): Removed.
5166 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5168 * tree-nomudflap.c (gate_mudflap): New static function.
5169 (pass_mudflap_1): Use it as gate function.
5170 (pass_mudflap_2): Likewise.
5172 2007-09-17 Jan Hubicka <jh@suse.cz>
5176 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5178 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5180 PR tree-optimization/33319
5181 * tree-vect-analyze.c (vect_same_range_drs): New.
5182 (vect_vfa_range_equal): New.
5183 (vect_is_duplicate_ddr): Removed.
5184 (vect_mark_for_runtime_alias_test): Do not perform marking when
5185 optimizing for size or max_param for alias checking is zero.
5186 Move the function before vect_analyze_data_ref_dependence.
5187 (vect_analyze_data_ref_dependence): Add call to
5188 vect_mark_for_runtime_alias_test in two cases when dependence
5190 (vect_analyze_data_ref_dependences): Do not call to
5191 vect_mark_for_runtime_alias_test.
5192 (vect_prune_runtime_alias_test_list): New.
5193 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5194 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5195 Update vec_outside_cost.
5196 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5197 (vect_create_cond_for_alias_checks): Build the base address of data
5198 reference from DR_GROUP_FIRST_DR.
5199 (vect_loop_versioning): New.
5200 (vect_transform_loop): Add a call to vect_loop_versioning.
5201 Remove factored out code.
5203 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5206 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5209 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5211 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5212 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5213 Fix the call to insn_rtx_cost. Skip access sizes that require a
5214 real truncation of the store register. Use convert_move instead
5215 of gen_lowpart when narrowing the result.
5216 (replace_read): Use convert_move instead of gen_lowpart when
5217 narrowing the store rhs.
5219 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5221 * config/mips/mips.md (SHORT): Fix long line.
5222 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5223 to QImode and HImode.
5225 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5227 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5229 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5231 * tree-parloops.c: New file.
5232 * tree-ssa-operands.h (free_stmt_operands): Declare.
5233 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5235 * tree-pass.h (pass_parallelize_loops): Declare.
5236 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5238 (build_omp_regions_1): Allow analysing just a single OMP region and
5240 ( build_omp_regions_root, omp_expand_local): New functions.
5241 (build_omp_regions): Add argument to build_omp_regions_1 call.
5242 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5243 autoparallelization is run.
5244 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5245 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5246 pass_parallelize_loops): New.
5247 * common.opt (ftree-parallelize-loops): New.
5248 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5249 parallelize_loops): Declare.
5250 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5251 * Makefile.in (tree-parloops.o): Added.
5252 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5254 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5255 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5256 one extra edge as well.
5257 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5258 Use VEC_free to free doms vector.
5259 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5260 operands. Recompute operand caches in the new function.
5261 (move_sese_region_to_fn): Update loop info.
5262 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5263 * tree-ssa-operands.c (free_stmt_operands): New function.
5265 * doc/passes.texi: Document autoparallelization.
5266 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5268 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5271 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5274 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5276 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5277 the VEC is not NULL.
5278 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5279 get_vectype_for_scalar_type succeeded.
5280 (vectorizable_conversion): Likewise.
5282 2007-09-14 Jan Hubicka <jh@suse.cz>
5284 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5287 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5290 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5291 register when operands[2] equals operands[1].
5292 (remainderxf3): Ditto.
5294 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5295 Nigel Stephens <nigel@mips.com>
5297 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5298 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5299 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
5301 (_Unwind_ForcedUnwind): Likewise.
5302 (_Unwind_Resume): Likewise.
5303 (_Unwind_Resume_or_Rethrow): Likewise.
5304 (_Unwind_Backtrace): Likewise.
5305 (_Unwind_SjLj_RaiseException): Likewise.
5306 (_Unwind_SjLj_ForcedUnwind): Likewise.
5307 (_Unwind_SjLj_Resume): Likewise.
5308 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5309 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5311 (_Unwind_ForcedUnwind): Likewise.
5312 (_Unwind_Resume): Likewise.
5313 (_Unwind_Resume_or_Rethrow): Likewise.
5314 (_Unwind_Backtrace): Likewise.
5315 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5316 (_Unwind_ForcedUnwind): Likewise.
5317 (_Unwind_RaiseException): Likewise.
5318 (_Unwind_Resume): Likewise.
5319 (_Unwind_Resume_or_Rethrow): Likewise.
5321 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5322 nomips16 mode when IN_LIBGCC2 with hard float.
5324 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5326 * config/mips/sdemtk.opt: Update to GPLv3.
5327 * config/mips/sdemtk.h: Likewise.
5329 2007-09-14 Nigel Stephens <nigel@mips.com>
5331 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5332 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5333 for mipsisa32-*-linux*.
5335 2007-09-14 Nigel Stephens <nigel@mips.com>
5336 David Ung <davidu@mips.com>
5337 Thiemo Seufer <ths@mips.com>
5338 Richard Sandiford <richard@codesourcery.com>
5340 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5341 * configure.ac: Add a mipssde threading type.
5342 * configure: Regenerate.
5343 * config/mips/sdemtk.h: New file.
5344 * config/mips/t-sdemtk: Likewise.
5345 * config/mips/sdemtk.opt: Likewise.
5346 * gthr-mipssde.h: Likewise.
5347 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5348 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5349 (MIPS_ICACHE_SYNC): New macro, split from ...
5350 * config/mips/mips.md (clear_cache): ...here.
5351 * config/mips/mips.c (mips_save_reg_p): Check
5352 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5353 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5354 (build_mips16_call_stub): Likewise.
5356 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5358 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5360 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5363 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5364 current_frame_info.n_local_regs. Don't return emitted local
5366 (ia64_compute_frame_size): Improve unwind hack to put
5367 RP, PFS, FP in that order by allowing some of the registers
5368 been already emitted, as long as they are emitted to the
5371 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5373 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5374 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5375 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5377 2007-09-13 Eric Christopher <echristo@apple.com>
5378 Kenneth Zadeck <zadeck@naturalbridge.com>
5380 * dse.c (find_shift_sequence): New function.
5381 (replace_read): Add case to remove read if it requires shift.
5382 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5384 2007-09-13 Tom Tromey <tromey@redhat.com>
5386 * c-common.c (fname_as_string): Update.
5387 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5388 (c_lex_one_token): Update. Add 'parser' argument.
5389 (c_parser_simple_asm_expr): Update.
5390 (c_parser_attributes): Update.
5391 (c_parser_asm_statement): Update.
5392 (c_parser_asm_operands): Update.
5393 (c_parser_peek_token): Update.
5394 (c_parser_peek_2nd_token): Update.
5395 * c-lex.c (c_lex_string_translate): Remove.
5396 (c_lex_return_raw_strings): Likewise.
5397 (c_lex_with_flags): Added 'lex_flags' argument.
5398 (lex_string): Added 'translate' argument.
5399 * c-pragma.h (c_lex_with_flags): Update.
5400 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5401 (C_LEX_STRING_NO_TRANSLATE): New define.
5402 (C_LEX_RAW_STRINGS): Likewise.
5404 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5407 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5408 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5409 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5410 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5411 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5412 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5413 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5414 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5415 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5416 (bdesc_1arg): Add __builtin_bfin_ones.
5417 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5418 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5419 and __builtin_bfin_csqu_fr16.
5420 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5421 (ones): New define_insn.
5422 (ssaddhi3_parts): New define_insn.
5423 (sssubhi3_parts): New define_insn.
5424 (flag_mulhi_parts): New define_insn.
5426 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5428 * common.opt (femit-class-debug-always): Turn off by default.
5430 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5432 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5433 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5435 2007-09-13 James E. Wilson <wilson@specifix.com>
5437 PR tree-optimization/33389
5438 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5439 then set build_loads before returning.
5441 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5442 David Ung <davidu@mips.com>
5444 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5445 {d}addiu and a negative immediate such that it works with MIPS16
5448 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5451 * configure.ac (ld_vers): Support Linux linker.
5452 * configure: Regenerated.
5454 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5455 Sandra Loosemore <sandra@codesourcery.com>
5457 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5458 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5459 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5460 nomips16 into decl attributes.
5461 (TARGET_INSERT_ATTRIBUTES): Override.
5462 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5463 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5464 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5465 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5466 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5467 (mips_use_mips16_mode_p): Reimplement as a function that takes
5468 a decl and considers only decl attributes. If the decl is nested
5469 function, use its parent attributes.
5470 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5471 instead of SYMBOL_REF_MIPS16_FUNC_P.
5472 (mips_set_mips16_mode): Move call to sorry here from old
5473 mips_use_mips16_mode_p.
5474 (mflip_mips16_entry): New structure.
5475 (mflip_mips16_htab): New variable.
5476 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5477 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5478 (mips_merge_decl_attributes): New function.
5479 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5480 Use mips_use_mips16_mode_p.
5481 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5482 SYMBOL_REF_MIPS16_FUNC_P.
5483 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5485 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5487 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5489 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5492 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5494 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5495 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5496 Tony Linthicum <tony.linthicum@amd.com>
5498 * tree.h (function_args_iterator): New type to iterate over
5500 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5501 function arguments providing a pointer to the argument.
5502 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5503 function arguments providing the argument.
5504 (function_args_iter_init): Inline function to initialize
5505 function_args_iterator.
5506 (function_args_iter_cond_ptr): Inline function to return the next
5507 pointer to hold the argument.
5508 (function_args_iter_cond): Inline function to return the next
5510 (function_args_iter_cond_next): Advance the function args
5512 (stdarg_p): New function, return true if variable argument
5514 (prototype_p): New function, return true if function is
5516 (function_args_count): New function, count the number of arguments
5519 * tree.c (stdarg_p): New function, return true if variable
5521 (prototype_p): New function, return true if function is
5524 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5525 (TARGET_ROUND): New macro for the round/ptest instructions which
5526 are shared between SSE4.1 and SSE5.
5527 (OPTION_MASK_ISA_ROUND): Ditto.
5528 (OPTION_ISA_ROUND): Ditto.
5529 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5530 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5532 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5533 (-mfused-madd): New switch to give users control over whether the
5534 compiler optimizes to use the multiply/add SSE5 instructions.
5536 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5537 m_ATHLON_K8_AMDFAM10, and change all uses.
5538 (enum pta_flags): Add PTA_SSE5.
5539 (ix86_handle_option): Turn off 3dnow if -msse5.
5540 (override_options): Add SSE5 support.
5541 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5543 (ix86_expand_sse_movcc): Add SSE5 support.
5544 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5545 vector type to the next largest size.
5546 (ix86_expand_sse5_pack): New function to use pperm to pack a
5547 vector type to the next smallest size.
5548 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5549 (IX86_BUILTIN_FMADDSD): Ditto.
5550 (IX86_BUILTIN_FMADDPS): Ditto.
5551 (IX86_BUILTIN_FMADDPD): Ditto.
5552 (IX86_BUILTIN_FMSUBSS): Ditto.
5553 (IX86_BUILTIN_FMSUBSD): Ditto.
5554 (IX86_BUILTIN_FMSUBPS): Ditto.
5555 (IX86_BUILTIN_FMSUBPD): Ditto.
5556 (IX86_BUILTIN_FNMADDSS): Ditto.
5557 (IX86_BUILTIN_FNMADDSD): Ditto.
5558 (IX86_BUILTIN_FNMADDPS): Ditto.
5559 (IX86_BUILTIN_FNMADDPD): Ditto.
5560 (IX86_BUILTIN_FNMSUBSS): Ditto.
5561 (IX86_BUILTIN_FNMSUBSD): Ditto.
5562 (IX86_BUILTIN_FNMSUBPS): Ditto.
5563 (IX86_BUILTIN_FNMSUBPD): Ditto.
5564 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5565 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5566 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5567 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5568 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5569 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5570 (IX86_BUILTIN_PPERM): Ditto.
5571 (IX86_BUILTIN_PERMPS): Ditto.
5572 (IX86_BUILTIN_PERMPD): Ditto.
5573 (IX86_BUILTIN_PMACSSWW): Ditto.
5574 (IX86_BUILTIN_PMACSWW): Ditto.
5575 (IX86_BUILTIN_PMACSSWD): Ditto.
5576 (IX86_BUILTIN_PMACSWD): Ditto.
5577 (IX86_BUILTIN_PMACSSDD): Ditto.
5578 (IX86_BUILTIN_PMACSDD): Ditto.
5579 (IX86_BUILTIN_PMACSSDQL): Ditto.
5580 (IX86_BUILTIN_PMACSSDQH): Ditto.
5581 (IX86_BUILTIN_PMACSDQL): Ditto.
5582 (IX86_BUILTIN_PMACSDQH): Ditto.
5583 (IX86_BUILTIN_PMADCSSWD): Ditto.
5584 (IX86_BUILTIN_PMADCSWD): Ditto.
5585 (IX86_BUILTIN_PHADDBW): Ditto.
5586 (IX86_BUILTIN_PHADDBD): Ditto.
5587 (IX86_BUILTIN_PHADDBQ): Ditto.
5588 (IX86_BUILTIN_PHADDWD): Ditto.
5589 (IX86_BUILTIN_PHADDWQ): Ditto.
5590 (IX86_BUILTIN_PHADDDQ): Ditto.
5591 (IX86_BUILTIN_PHADDUBW): Ditto.
5592 (IX86_BUILTIN_PHADDUBD): Ditto.
5593 (IX86_BUILTIN_PHADDUBQ): Ditto.
5594 (IX86_BUILTIN_PHADDUWD): Ditto.
5595 (IX86_BUILTIN_PHADDUWQ): Ditto.
5596 (IX86_BUILTIN_PHADDUDQ): Ditto.
5597 (IX86_BUILTIN_PHSUBBW): Ditto.
5598 (IX86_BUILTIN_PHSUBWD): Ditto.
5599 (IX86_BUILTIN_PHSUBDQ): Ditto.
5600 (IX86_BUILTIN_PROTB): Ditto.
5601 (IX86_BUILTIN_PROTW): Ditto.
5602 (IX86_BUILTIN_PROTD): Ditto.
5603 (IX86_BUILTIN_PROTQ): Ditto.
5604 (IX86_BUILTIN_PROTB_IMM): Ditto.
5605 (IX86_BUILTIN_PROTW_IMM): Ditto.
5606 (IX86_BUILTIN_PROTD_IMM): Ditto.
5607 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5608 (IX86_BUILTIN_PSHLB): Ditto.
5609 (IX86_BUILTIN_PSHLW): Ditto.
5610 (IX86_BUILTIN_PSHLD): Ditto.
5611 (IX86_BUILTIN_PSHLQ): Ditto.
5612 (IX86_BUILTIN_PSHAB): Ditto.
5613 (IX86_BUILTIN_PSHAW): Ditto.
5614 (IX86_BUILTIN_PSHAD): Ditto.
5615 (IX86_BUILTIN_PSHAQ): Ditto.
5616 (IX86_BUILTIN_FRCZSS): Ditto.
5617 (IX86_BUILTIN_FRCZSD): Ditto.
5618 (IX86_BUILTIN_FRCZPS): Ditto.
5619 (IX86_BUILTIN_FRCZPD): Ditto.
5620 (IX86_BUILTIN_CVTPH2PS): Ditto.
5621 (IX86_BUILTIN_CVTPS2PH): Ditto.
5622 (IX86_BUILTIN_COMEQSS): Ditto.
5623 (IX86_BUILTIN_COMNESS): Ditto.
5624 (IX86_BUILTIN_COMLTSS): Ditto.
5625 (IX86_BUILTIN_COMLESS): Ditto.
5626 (IX86_BUILTIN_COMGTSS): Ditto.
5627 (IX86_BUILTIN_COMGESS): Ditto.
5628 (IX86_BUILTIN_COMUEQSS): Ditto.
5629 (IX86_BUILTIN_COMUNESS): Ditto.
5630 (IX86_BUILTIN_COMULTSS): Ditto.
5631 (IX86_BUILTIN_COMULESS): Ditto.
5632 (IX86_BUILTIN_COMUGTSS): Ditto.
5633 (IX86_BUILTIN_COMUGESS): Ditto.
5634 (IX86_BUILTIN_COMORDSS): Ditto.
5635 (IX86_BUILTIN_COMUNORDSS): Ditto.
5636 (IX86_BUILTIN_COMFALSESS): Ditto.
5637 (IX86_BUILTIN_COMTRUESS): Ditto.
5638 (IX86_BUILTIN_COMEQSD): Ditto.
5639 (IX86_BUILTIN_COMNESD): Ditto.
5640 (IX86_BUILTIN_COMLTSD): Ditto.
5641 (IX86_BUILTIN_COMLESD): Ditto.
5642 (IX86_BUILTIN_COMGTSD): Ditto.
5643 (IX86_BUILTIN_COMGESD): Ditto.
5644 (IX86_BUILTIN_COMUEQSD): Ditto.
5645 (IX86_BUILTIN_COMUNESD): Ditto.
5646 (IX86_BUILTIN_COMULTSD): Ditto.
5647 (IX86_BUILTIN_COMULESD): Ditto.
5648 (IX86_BUILTIN_COMUGTSD): Ditto.
5649 (IX86_BUILTIN_COMUGESD): Ditto.
5650 (IX86_BUILTIN_COMORDSD): Ditto.
5651 (IX86_BUILTIN_COMUNORDSD): Ditto.
5652 (IX86_BUILTIN_COMFALSESD): Ditto.
5653 (IX86_BUILTIN_COMTRUESD): Ditto.
5654 (IX86_BUILTIN_COMEQPS): Ditto.
5655 (IX86_BUILTIN_COMNEPS): Ditto.
5656 (IX86_BUILTIN_COMLTPS): Ditto.
5657 (IX86_BUILTIN_COMLEPS): Ditto.
5658 (IX86_BUILTIN_COMGTPS): Ditto.
5659 (IX86_BUILTIN_COMGEPS): Ditto.
5660 (IX86_BUILTIN_COMUEQPS): Ditto.
5661 (IX86_BUILTIN_COMUNEPS): Ditto.
5662 (IX86_BUILTIN_COMULTPS): Ditto.
5663 (IX86_BUILTIN_COMULEPS): Ditto.
5664 (IX86_BUILTIN_COMUGTPS): Ditto.
5665 (IX86_BUILTIN_COMUGEPS): Ditto.
5666 (IX86_BUILTIN_COMORDPS): Ditto.
5667 (IX86_BUILTIN_COMUNORDPS): Ditto.
5668 (IX86_BUILTIN_COMFALSEPS): Ditto.
5669 (IX86_BUILTIN_COMTRUEPS): Ditto.
5670 (IX86_BUILTIN_COMEQPD): Ditto.
5671 (IX86_BUILTIN_COMNEPD): Ditto.
5672 (IX86_BUILTIN_COMLTPD): Ditto.
5673 (IX86_BUILTIN_COMLEPD): Ditto.
5674 (IX86_BUILTIN_COMGTPD): Ditto.
5675 (IX86_BUILTIN_COMGEPD): Ditto.
5676 (IX86_BUILTIN_COMUEQPD): Ditto.
5677 (IX86_BUILTIN_COMUNEPD): Ditto.
5678 (IX86_BUILTIN_COMULTPD): Ditto.
5679 (IX86_BUILTIN_COMULEPD): Ditto.
5680 (IX86_BUILTIN_COMUGTPD): Ditto.
5681 (IX86_BUILTIN_COMUGEPD): Ditto.
5682 (IX86_BUILTIN_COMORDPD): Ditto.
5683 (IX86_BUILTIN_COMUNORDPD): Ditto.
5684 (IX86_BUILTIN_COMFALSEPD): Ditto.
5685 (IX86_BUILTIN_COMTRUEPD): Ditto.
5686 (IX86_BUILTIN_PCOMEQUB): Ditto.
5687 (IX86_BUILTIN_PCOMNEUB): Ditto.
5688 (IX86_BUILTIN_PCOMLTUB): Ditto.
5689 (IX86_BUILTIN_PCOMLEUB): Ditto.
5690 (IX86_BUILTIN_PCOMGTUB): Ditto.
5691 (IX86_BUILTIN_PCOMGEUB): Ditto.
5692 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5693 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5694 (IX86_BUILTIN_PCOMEQUW): Ditto.
5695 (IX86_BUILTIN_PCOMNEUW): Ditto.
5696 (IX86_BUILTIN_PCOMLTUW): Ditto.
5697 (IX86_BUILTIN_PCOMLEUW): Ditto.
5698 (IX86_BUILTIN_PCOMGTUW): Ditto.
5699 (IX86_BUILTIN_PCOMGEUW): Ditto.
5700 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5701 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5702 (IX86_BUILTIN_PCOMEQUD): Ditto.
5703 (IX86_BUILTIN_PCOMNEUD): Ditto.
5704 (IX86_BUILTIN_PCOMLTUD): Ditto.
5705 (IX86_BUILTIN_PCOMLEUD): Ditto.
5706 (IX86_BUILTIN_PCOMGTUD): Ditto.
5707 (IX86_BUILTIN_PCOMGEUD): Ditto.
5708 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5709 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5710 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5711 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5712 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5713 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5714 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5715 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5716 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5717 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5718 (IX86_BUILTIN_PCOMEQB): Ditto.
5719 (IX86_BUILTIN_PCOMNEB): Ditto.
5720 (IX86_BUILTIN_PCOMLTB): Ditto.
5721 (IX86_BUILTIN_PCOMLEB): Ditto.
5722 (IX86_BUILTIN_PCOMGTB): Ditto.
5723 (IX86_BUILTIN_PCOMGEB): Ditto.
5724 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5725 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5726 (IX86_BUILTIN_PCOMEQW): Ditto.
5727 (IX86_BUILTIN_PCOMNEW): Ditto.
5728 (IX86_BUILTIN_PCOMLTW): Ditto.
5729 (IX86_BUILTIN_PCOMLEW): Ditto.
5730 (IX86_BUILTIN_PCOMGTW): Ditto.
5731 (IX86_BUILTIN_PCOMGEW): Ditto.
5732 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5733 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5734 (IX86_BUILTIN_PCOMEQD): Ditto.
5735 (IX86_BUILTIN_PCOMNED): Ditto.
5736 (IX86_BUILTIN_PCOMLTD): Ditto.
5737 (IX86_BUILTIN_PCOMLED): Ditto.
5738 (IX86_BUILTIN_PCOMGTD): Ditto.
5739 (IX86_BUILTIN_PCOMGED): Ditto.
5740 (IX86_BUILTIN_PCOMFALSED): Ditto.
5741 (IX86_BUILTIN_PCOMTRUED): Ditto.
5742 (IX86_BUILTIN_PCOMEQQ): Ditto.
5743 (IX86_BUILTIN_PCOMNEQ): Ditto.
5744 (IX86_BUILTIN_PCOMLTQ): Ditto.
5745 (IX86_BUILTIN_PCOMLEQ): Ditto.
5746 (IX86_BUILTIN_PCOMGTQ): Ditto.
5747 (IX86_BUILTIN_PCOMGEQ): Ditto.
5748 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5749 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5750 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5751 OPTION_MASK_ISA_ROUND for instructions that are shared between
5753 (bdesc_2arg): Ditto.
5754 (bdesc_sse_3arg): Ditto.
5755 (enum multi_arg_type): New enum for describing the various SSE5
5756 intrinsic argument types.
5757 (bdesc_multi_arg): New table for SSE5 intrinsics.
5758 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5759 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5761 (ix86_expand_builtin): Add SSE5 intrinsic support.
5762 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5763 operand instructions.
5764 (ix86_expand_sse5_multiple_memory): New function to split the
5765 second memory reference from SSE5 instructions.
5766 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5767 (ix86_return_pops_args): Use stdarg_p to determine if the function
5768 has variable arguments.
5769 (ix86_setup_incoming_varargs): Ditto.
5770 (x86_this_parameter): Ditto.
5772 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5774 (ix86_expand_sse5_pack): Ditto.
5775 (ix86_sse5_valid_op_p): Ditto.
5776 (ix86_expand_sse5_multiple_memory): Ditto.
5778 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5779 constant for SSE5 support.
5780 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5781 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5782 (UNSPEC_SSE5_PERMUTE): Ditto.
5783 (UNSPEC_SSE5_ASHIFT): Ditto.
5784 (UNSPEC_SSE5_LSHIFT): Ditto.
5785 (UNSPEC_FRCZ): Ditto.
5786 (UNSPEC_CVTPH2PS): Ditto.
5787 (UNSPEC_CVTPS2PH): Ditto.
5788 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5790 (COM_FALSE_S): Ditto.
5791 (COM_FALSE_P): Ditto.
5792 (COM_TRUE_S): Ditto.
5793 (COM_TRUE_P): Ditto.
5794 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5795 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5797 (memory attribute): Ditto.
5798 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5799 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5800 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5801 (floor<mode>2): Ditto.
5802 (ceil<mode>2): Ditto.
5803 (btrunc<mode>2): Ditto.
5804 (nearbyintdf2): Ditto.
5805 (nearbyintsf2): Ditto.
5806 (sse_setccsf): Disable if SSE5.
5807 (sse_setccdf): Ditto.
5808 (sse5_setcc<mode>): New support for SSE5 conditional move.
5809 (sse5_pcmov_<mode>): Ditto.
5811 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5813 (SSEMODEF2P): Ditto.
5814 (ssemodesuffixf4): New mode attribute for SSE5.
5815 (ssemodesuffixf2s): Ditto.
5816 (ssemodesuffixf2c): Ditto.
5817 (sserotatemax): Ditto.
5818 (ssescalarmode): Ditto.
5819 (sse_maskcmpv4sf3): Disable if SSE5.
5820 (sse_maskcmpv2df3): Ditto.
5821 (sse_vmmaskcmpv4sf3): Ditto.
5822 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5824 (sse5_vmfmadd<mode>4): Ditto.
5825 (sse5_fmsub<mode>4): Ditto.
5826 (sse5_vmfmsub<mode>4): Ditto.
5827 (sse5_fnmadd<mode>4): Ditto.
5828 (sse5_vmfnmadd<mode>4): Ditto.
5829 (sse5_fnmsub<mode>4): Ditto.
5830 (sse5_vmfnmsub<mode>4): Ditto.
5831 (sse5i_fmadd<mode>4): Ditto.
5832 (sse5i_fmsub<mode>4): Ditto.
5833 (sse5i_fnmadd<mode>4): Ditto.
5834 (sse5i_fnmsub<mode>4): Ditto.
5835 (sse5i_vmfmadd<mode>4): Ditto.
5836 (sse5i_vmfmsub<mode>4): Ditto.
5837 (sse5i_vmfnmadd<mode>4): Ditto.
5838 (sse5i_vmfnmsub<mode>4): Ditto.
5839 (mulv16qi3): Add SSE5 support.
5841 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5842 (sse2_mulv4si3): Disable if SSE5.
5843 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5844 (sse4_1_roundps): Ditto.
5845 (sse4_1_roundsd): Ditto.
5846 (sse4_1_roundss): Ditto.
5847 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5849 (sse_maskcmpsf3): Ditto.
5850 (sse_vmmaskcmpv4sf3): Ditto.
5851 (sse2_maskcmpv2df3): Ditto.
5852 (sse2_maskcmpdf3): Ditto.
5853 (sse2_vmmaskcmpv2df3): Ditto.
5854 (sse2_eq<mode>3): Ditto.
5855 (sse2_gt<mode>3): Ditto.
5856 (sse5_pcmov_<mode>): Add SSE5 support.
5857 (vec_unpacku_hi_v16qi): Ditto.
5858 (vec_unpacks_hi_v16qi): Ditto.
5859 (vec_unpacku_lo_v16qi): Ditto.
5860 (vec_unpacks_lo_v16qi): Ditto.
5861 (vec_unpacku_hi_v8hi): Ditto.
5862 (vec_unpacks_hi_v8hi): Ditto.
5863 (vec_unpacku_lo_v8hi): Ditto.
5864 (vec_unpacks_lo_v8hi): Ditto.
5865 (vec_unpacku_hi_v4si): Ditto.
5866 (vec_unpacks_hi_v4si): Ditto.
5867 (vec_unpacku_lo_v4si): Ditto.
5868 (vec_unpacks_lo_v4si): Ditto.
5869 (sse5_pmacsww): New SSE5 intrinsic insn.
5870 (sse5_pmacssww): Ditto.
5871 (sse5_pmacsdd): Ditto.
5872 (sse5_pmacssdd): Ditto.
5873 (sse5_pmacssdql): Ditto.
5874 (sse5_pmacssdqh): Ditto.
5875 (sse5_pmacsdqh): Ditto.
5876 (sse5_pmacsswd): Ditto.
5877 (sse5_pmacswd): Ditto.
5878 (sse5_pmadcsswd): Ditto.
5879 (sse5_pmadcswd): Ditto.
5880 (sse5_pcmov_<move>): Conditional move support on SSE5.
5881 (sse5_phaddbw): New SSE5 intrinsic insn.
5882 (sse5_phaddbd): Ditto.
5883 (sse5_phaddbq): Ditto.
5884 (sse5_phaddwd): Ditto.
5885 (sse5_phaddwq): Ditto.
5886 (sse5_phadddq): Ditto.
5887 (sse5_phaddubw): Ditto.
5888 (sse5_phaddubd): Ditto.
5889 (sse5_phaddubq): Ditto.
5890 (sse5_phadduwd): Ditto.
5891 (sse5_phadduwq): Ditto.
5892 (sse5_phaddudq): Ditto.
5893 (sse5_phsubbw): Ditto.
5894 (sse5_phsubwd): Ditto.
5895 (sse5_phsubdq): Ditto.
5896 (sse5_pperm): Ditto.
5897 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5898 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5899 (sse5_pperm_sign_v8hi_v4si): Ditto.
5900 (sse5_pperm_zero_v8hi_v4si): Ditto.
5901 (sse5_pperm_sign_v4si_v2di): Ditto.
5902 (sse5_pperm_sign_v4si_v2di): Ditto.
5903 (sse5_pperm_pack_v2di_v4si): Ditto.
5904 (sse5_pperm_pack_v4si_v8hi): Ditto.
5905 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5906 (sse5_perm<mode>): New SSE5 intrinsic insn.
5907 (rotl<mode>3): Ditto.
5908 (sse5_rotl<mode>3): Ditto.
5909 (sse5_ashl<mode>3): Ditto.
5910 (sse5_lshl<mode>3): Ditto.
5911 (sse5_frcz<mode>2): Ditto.
5912 (sse5s_frcz<mode>2): Ditto.
5913 (sse5_cvtph2ps): Ditto.
5914 (sse5_cvtps2ph): Ditto.
5915 (sse5_vmmaskcmp<mode>3): Ditto.
5916 (sse5_com_tf<mode>3): Ditto.
5917 (sse5_maskcmp<mode>3): Ditto.
5918 (sse5_maskcmp_uns<mode>3): Ditto.
5919 (sse5_maskcmp_uns2<mode>3): Ditto.
5920 (sse5_pcom_tf<mode>3): Ditto.
5922 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5924 (sse5_comparison_float_operator): New predicate to match the
5925 comparison operators supported by the SSE5 com instruction.
5926 (ix86_comparison_int_operator): New predicate to match just the
5927 signed int comparisons.
5928 (ix86_comparison_uns_operator): New predicate to match just the
5929 unsigned int comparisons.
5931 * doc/invoke.texi (-msse5): Add documentation.
5932 (-mfused-madd): Ditto.
5934 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5936 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5938 (x86_64-*-*): Ditto.
5940 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5942 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5943 intrinisics for SSE5.
5945 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5948 * config/i386/mmintrin-common.h: New file, to contain common
5949 instructions between SSE4.1 and SSE5.
5951 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5952 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5953 (gen_regparm_prefix): Ditto.
5955 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5956 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5957 prototype_p to determine if a function is prototyped.
5959 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5961 * config/dfp-bit.c (dfp_conversion_exception): New function.
5962 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5963 (DFP_TO_INT): Ditto.
5964 (INT_TO_DFP): Ditto.
5965 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5967 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5970 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5971 before sp restoration even when total_size is 0, but
5972 frame_pointer_needed.
5974 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5976 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5977 (xtensa_copy_incoming_a7): Use start_sequence instead of
5978 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5979 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5980 of the saveregs sequence.
5982 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5984 * c-tree.h (grokfield): Add a "tree *" argument.
5985 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5986 Chain nested decl attributes to it. Don't call decl_attributes here.
5987 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5988 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5989 (grokfield): Take a pointer to the decl's attributes and pass
5990 it to grokdeclarator.
5991 * c-parser.c (c_parser_struct_declaration): Update the calls to
5992 grokfield. Call decl_attributes for anonymous struct and union
5995 2007-09-12 Jan Hubicka <jh@suse.cz>
5997 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5999 2007-09-12 Ira Rosen <irar@il.ibm.com>
6001 PR tree-optimization/32377
6002 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6003 between positive and negative dependence distance using DDR_REVERSED_P.
6005 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6007 PR tree-optimization/33373
6008 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6009 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6011 2007-09-12 Jan Hubicka <jh@suse.cz>
6014 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
6017 2007-09-12 Christian Bruel <christian.bruel@st.com>
6019 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6020 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6022 2007-09-12 Ira Rosen <irar@il.ibm.com>
6024 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6025 for oprnd1 if not required.
6026 (vectorizable_operation): Use scalar operand in SLP in case of
6027 shift with scalar argument.
6029 2007-09-12 Ira Rosen <irar@il.ibm.com>
6031 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
6034 2007-09-11 James E. Wilson <wilson@specifix.com>
6036 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6037 TARGET_UNWIND_INFO is defined.
6038 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6041 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6043 * config/sh/sh.c (calc_live_regs): Use
6044 current_function_saves_all_registers instead of
6045 current_function_has_nonlocal_label.
6046 (sh_allocate_initial_value): Likewise.
6047 (sh_get_pr_initial_val): Likewise.
6048 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6049 * config/sh/sh.md (load_ra): Likewise.
6051 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6053 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6056 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6057 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6059 2007-09-12 Sa Liu <saliu@de.ibm.com>
6061 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6062 operands to DFmode GE or LE compares.
6064 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6066 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6067 REG_CLASS_NAMES): Add P0REGS.
6068 (REGNO_REG_CLASS): Return it where appropriate.
6069 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6070 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6071 * doc/md.texi (Blackfin family): Document 'q' constraints.
6073 2007-09-11 Steve Kenton <skenton@ou.edu>
6075 * pa/linux-unwind.h: Guard with inhibit_libc.
6076 * pa/hpux-unwind.h: Likewise.
6078 2007-09-11 David Daney <ddaney@avtrex.com>
6080 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6081 * doc/install.texi: Document new --with-llsc and --without-llsc
6083 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6084 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6085 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6087 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6088 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6089 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6090 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6091 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6092 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6093 * config/mips/mips.opt (mllsc): New option.
6094 * config/mips/mips.c (mips_llsc): Define variable.
6095 (mips_handle_option): Handle mllsc option.
6096 (override_options): Set mips_print_operand_punct for '|' and '-'.
6097 (print_operand): Add new %| and %- operand codes.
6098 * config/mips/mips.h (mips_llsc_setting): New enum type.
6099 (mips_llsc): Declare.
6100 (OPTION_DEFAULT_SPECS): Add llsc handling.
6101 (GENERATE_SYNC): New macro.
6102 (GENERATE_LL_SC): New macro.
6103 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6104 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6105 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6106 in %| and %- operand codes.
6108 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6110 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6111 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6113 2007-09-11 Jason Merrill <jason@redhat.com>
6116 * stor-layout.c (layout_decl): Do pack variable size fields.
6118 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6120 * config/m68k/predicates.md (movsi_const0_operand,
6121 non_symbolic_call_operand): New predicates.
6123 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6125 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6126 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6127 CW, CZ, CS, Ap and Ac.
6129 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6130 (constraints.md): New include.
6131 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6132 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6133 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6135 (pushdi): Add split.
6136 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6137 attributes. Split tstsi_internal_68020_cf from it.
6138 (tstsi_internal_68020_cf): New pattern.
6139 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6140 (tst<mode>_cf): Specify attributea.
6141 (cmpsi_cf): Name pattern. Specify attributes.
6142 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6143 (pushexthisi_const): Fix to use alternatives. Specify
6145 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6146 from it. Fix to use alternatives. Specify attributes.
6147 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6148 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6150 (movsf_cf_soft): Specify attributes.
6151 (movdf_cf_soft): Add split.
6152 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6153 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6154 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6155 (truncdfsf2_68881): Name pattern. Specify attributes.
6156 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6157 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6158 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6160 (addsi3_5200): Fix to use alternatives. Specify attributes.
6162 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6163 (subsi3): Add alternative for subq.l. Specify attributes.
6164 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6165 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6167 (umulhisi3): Specify attributes.
6168 (mulhisisi3_z): Name pattern. Specify attributes.
6169 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6170 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6171 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6172 bsetmemqi): Specify attributes.
6173 (bsetmemqi_ext): Name pattern. Specify attributes.
6174 (bclrmemqi): Specify attributes.
6175 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6176 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6178 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6179 pattern. Specify attributes.
6180 (jump): Specify attributes.
6181 (tablejump_internal): Name pattern. Specify attributes.
6182 (call_value): Split into non_symbolic_call_value,
6183 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6184 alternatives. Specify attributes.
6185 (non_symbolic_call_value, symbolic_call_value_jsr,
6186 symbolic_call_value_bsr): New patterns.
6187 (nop, return, unlink, indirect_jump): Specify attributes.
6188 (trap): Fix condition. Specify attributes.
6191 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6192 (override_options): Initialize it. Initialize m68k_sched_cpu.
6193 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6194 (const_method): Make global, rename to m68k_const_method.
6195 (const_int_cost, output_move_const_into_data_reg): Update.
6196 (output_move_double): Parametrize to emit rtl code, rename to
6198 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6199 emit_movsi): New static functions.
6200 (output_move_double): New function with semantics of old
6202 (m68k_emit_move_double): New function.
6203 (m68k_sched_cpu): New variable.
6204 (attr_op_type): New enum.
6205 (sched_guess_p): New variable.
6206 (sched_address_type, sched_operand_type, sched_attr_op_type):
6207 New static functions.
6208 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6209 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6210 (sched_branch_type): New static variable.
6211 (m68k_sched_branch_type): New function.
6212 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6213 (m68k_symbolic_call_var): Declare.
6214 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6215 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6216 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6217 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6220 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6222 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6223 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6224 error if __builtin_va_arg_pack_len () wasn't optimized out during
6226 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6227 with the number of inline's anonymous arguments.
6228 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6230 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6232 * fold-const.c (extract_muldiv_1): Do not simplify
6235 2007-09-11 Jan Hubicka <jh@suse.cz>
6237 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
6238 (TARGET_INTER_UNIT_CONVERSIONS): New.
6239 * i386.md (floatsi expanders): Remove redundant check for SImode
6240 source; offload to memory when asked for.
6241 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6242 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6244 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6245 floatsidf2_mixed_memory, floatsidf2_sse_memory
6246 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6247 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6249 2007-09-11 Jan Hubicka <jh@suse.cz>
6251 * toplev.c (process_options): all frontends now do unit-at-a-time.
6252 * cgraphunit.c: update comments.
6253 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6254 * c-decl.c (finish_function): use cgraph_add_new_function.
6255 * function.c (expand_function_end): We are always unit-at-a-time.
6257 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6259 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6260 settings for MIPS16.
6261 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6263 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6265 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6266 SYMBOL_FORCE_TO_MEM constants.
6267 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6268 (mips16_rewrite_pool_refs_info): New structure.
6269 (mips16_rewrite_pool_constant): New function, split out from...
6270 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6271 mips16_rewrite_pool_refs_info structure rather than a pointer
6272 to a constant pool. Force force_to_mem_operands into memory.
6273 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6274 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6275 * config/mips/constraints.md (kf): New constraint.
6276 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6277 (*movsi_mips16): Likewise.
6279 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6280 Nigel Stephens <nigel@mips.com>
6281 David Ung <davidu@mips.com>
6283 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6284 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6285 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6286 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6287 (mips_zero_extend_cost): New functions.
6288 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6289 Use the new functions. Tweak many cost estimates, both here
6290 and in the new subroutines. Return false when the cost of the
6291 operands has not been calculated. Check for *clear_upper32.
6292 Check for floating-point multiply-add, reciprocal and rsqrt
6293 patterns. Handle comparison and rotation codes.
6295 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6297 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6299 * config/i386/i386.c (get_dllimport_decl): Don't strip
6302 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6305 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6306 declarations to top.
6307 (DFP_TO_BFP): Use for either XFmode or TFmode.
6308 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6310 * config/dfp-bit.h: Include float.h.
6311 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6312 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6313 which doesn't mean the same thing.
6314 (BFP_KIND): Use 4 to mean TFmode.
6315 (BFP_FMT): Specify the number of decimal digits based on the
6316 number of mantissa digits.
6317 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6318 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6319 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6320 (TFtype): Define if TFmode is supported.
6321 * doc/libgcc.texi (Decimal float library routines): Document
6322 TF conversion functions.
6324 2007-09-10 Chao-ying Fu <fu@mips.com>
6326 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6327 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6328 (mips_emit_compare): Process fixed-point modes.
6329 (mips_pad_arg_upward): Support fixed-point types.
6330 (override_options): Allow fixed-point modes in accumulators.
6331 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6332 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6333 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6334 (mips_scalar_mode_supported_p): New function to accept fixed-point
6335 modes if the width is not greater than two BITS_PER_WORD.
6336 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6337 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6338 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6339 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6340 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6342 ("IMODE"): New mode attribute.
6343 (mips-fixed.md): Include.
6344 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6346 * config/mips/mips-fixed.md: New file.
6348 2007-09-11 Ben Elliston <bje@au.ibm.com>
6350 * config/spu/spu.md: Formatting fixes.
6352 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6354 * config/dfp-bit.c (dfp_unary_func): Delete.
6355 (dfp_unary_op): Delete.
6356 (dfp_binary_op): Use decFloat functions instead of decNumber
6357 functions for binary operations.
6358 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6359 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6361 (dfp_compare_op): Use decFloat functions insteadof decNumber
6362 functions for comparisons.
6363 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6364 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6366 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6367 call to dxx_binary_op and decFloat function.
6368 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6369 calls to dxx_binary_op and decFloat function.
6370 * config/dfp-bit.h: Include decFloat header files.
6371 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6372 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6373 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6374 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6376 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6377 Jan Sjodin <jan.sjodin@amd.com>
6379 * tree-vect-analyze.c (vect_analyze_operations): Change
6380 comparison of loop iterations with threshold to less than
6381 or equal to instead of less than. Reduce
6382 min_scalar_loop_bound by one.
6383 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6384 Change prologue and epilogue iterations estimate to vf/2,
6385 when unknown at compile-time. Change versioning guard
6386 cost to taken_branch_cost. If peeling for alignment is
6387 unknown at compile-time, change peel guard costs to one
6388 taken branch and one not-taken branch per peeled loop.
6389 If peeling for alignment is known but number of scalar loop
6390 iterations is unknown at compile-time, change peel guard
6391 costs to one taken branch per peeled loop. Change the cost
6392 model equation to consider vector iterations as the loop
6393 iterations less the prologue and epilogue iterations.
6394 Change outside vector cost check to less than or equal to
6395 zero instead of equal to zero.
6396 (vect_do_peeling_for_loop_bound): Reduce
6397 min_scalar_loop_bound by one.
6398 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6399 TARG_COND_NOT_TAKEN_BRANCH_COST.
6400 * config/i386/i386.h (processor_costs): Add
6401 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6402 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6403 vec_align_load_cost, vect_unalign_load_cost,
6404 vec_store_cost, cond_taken_branch_cost,
6405 cond_not_taken_branch_cost.
6406 Define macros for x86 costs.
6407 * config/i386/i386.c:
6408 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6409 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6410 scalar_to_vec_cost, vec_align_load_cost,
6411 vect_unalign_load_cost, vec_store_cost,
6412 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6413 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6414 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6415 core2_cost, generic64_cost, generic32_cost): Set to default
6417 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6418 (x86_builtin_vectorization_cost): New.
6420 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6421 Ben Elliston <bje@au.ibm.com>
6423 * dfp.c: Include decimal128Local.h;
6424 (dfp_byte_swap): Remove.
6425 (encode_decimal32, decode_decimal32): Don't handle endianness.
6426 (encode_decimal64, decode_decimal64): Ditto.
6427 (encode_decimal128, decode_decimal128): Ditto.
6428 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6430 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6432 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6433 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6435 2007-09-10 David Daney <ddaney@avtrex.com>
6437 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6439 (memory_barrier): Rewrote as an insn that clobbers memory.
6441 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6443 * config/mips/mips.c (mips_global_pointer): Check
6444 call_really_used_regs instead of call_used_regs.
6445 (mips_save_reg_p): Likewise. Save all call-saved registers
6446 if current_function_saves_all_registers. Fix indentation.
6447 No longer treat $18 as a special case.
6448 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6450 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6452 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6453 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6454 the introductory comment.
6455 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6456 (override_options): Don't test for it.
6457 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6458 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6459 * config/mips/vr.h: As for config/mips/sde.h.
6461 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6462 Revital Eres <eres@il.ibm.com>
6464 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6465 (struct ddg): Define.
6466 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6467 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6468 * config/spu/spu.c: Include ddg.h.
6469 (TARGET_SCHED_SMS_RES_MII): Define.
6470 (spu_sms_res_mii): New function to calculate mii.
6471 * modulo-sched (res_MII): Use it.
6472 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6474 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6476 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6477 pool entries since they might hold values that must not be shared.
6479 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6482 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6483 Use 'N' operand constraint for op2.
6484 (lshr<mode>3): Ditto.
6485 (ashl<mode>3): Ditto.
6486 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6487 (vec_shr_<mode>): Ditto.
6488 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6489 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6491 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6493 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6494 Change mode macro in the last real_2expN parameter to uppercase.
6496 2007-09-10 Michael Matz <matz@suse.de>
6498 * tree-pass.h (pass_cselim): Declare new pass.
6499 * passes.c (init_optimization_passes): Link in pass_cselim.
6500 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6501 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6502 cond_store_replacement.
6503 (condstoretemp): New static variable.
6504 (cond_store_replacement): New function.
6505 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6506 tree_ssa_phiopt_worker.
6507 (struct name_to_bb): New.
6508 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6509 nt_init_block, nt_fini_block): New static functions.
6510 (seen_ssa_names, nontrap_set): New static variables.
6511 (gate_cselim, pass_cselim): Define new pass.
6512 * common.opt (ftree-cselim): New flag.
6513 * toplev.c (process_options): Set flag_tree_cselim if required.
6515 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6517 * simplify-rtx.c (simplify_relational_operation_1): For recent
6518 canonicalization, don't recurse if op1 equals both PLUS arguments.
6520 2007-09-09 David Daney <ddaney@avtrex.com>
6522 * optabs.c (expand_sync_operation): Use plus insn if minus
6524 (expand_sync_fetch_operation): Ditto.
6526 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6528 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6530 (*floatsisf2_sse_vector): Likewise.
6532 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6534 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6536 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6538 * config/i386/i386.h (ix86_tune_indices): Rename
6539 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6540 (TARGET_USE_VECTOR_CONVERTS): Updated.
6541 * config/i386/i386.c: Likewise.
6543 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6544 Nigel Stephens <nigel@mips.com>
6546 * doc/invoke.texi (Overall Options): Add .sx file extension
6547 as a synonym for .S.
6548 * cppspec.c (known_suffixes): Likewise.
6549 * gcc.c (default_compilers): Likewise.
6551 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6554 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6555 * simplify-rtx.c (simplify_relational_operation_1): Add the
6556 canonicalization from i386.h.
6557 * doc/md.texi (Canonicalization of Instructions): Document it.
6559 2007-09-09 Jan Hubicka <jh@suse.cz>
6560 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6562 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6563 (TARGET_USE_VECTOR_CONVERTS): New.
6564 * i386.md: New post-reload splitters for converting SF to DF and DF to
6566 (floatsi* expander): Special case vector conversions.
6567 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6568 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6569 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6570 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6571 Disable when doing vector converts.
6572 (floatsi<mode>2_i387): Disable when
6573 * sse.md (vec_dupv2df): Export.
6574 * i386.c (ix86_tune_features): Enable SSE conversions.
6576 2007-09-09 Richard Guenther <rguenther@suse.de>
6578 * tree-ssa-operands.c (add_virtual_operand): Only mark
6579 stores as has_volatile_ops if alias information is not available.
6581 2007-09-09 Revital Eres <eres@il.ibm.com>
6583 * doc/contrib.texi: Add myself.
6585 2007-09-09 Ira Rosen <irar@il.ibm.com>
6587 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6588 stmt_vinfo_set_outside_of_loop_cost): New functions.
6589 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6590 (vect_model_simple_cost): Call
6591 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6592 field instead of calling vect_get_cost_fields.
6593 (vect_model_store_cost, vect_model_load_cost): Likewise.
6595 2007-09-09 Revital Eres <eres@il.ibm.com>
6597 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6598 declaration to bdesc_paired_preds variable.
6599 (paired_expand_builtin): Likewise.
6601 2007-09-09 Revital Eres <eres@il.ibm.com>
6603 * dbgcnt.def (sms_sched_loop): New counter.
6604 * modulo-sched.c: Use sms_sched_loop instead of
6605 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6606 perform swing modulo scheduling on. Include dbgcnt.h.
6607 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6608 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6610 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6612 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6613 Substitute all uses with ...
6614 (MODEF): New mode iterator.
6616 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6617 from pre-regalloc define_insn_and_split splitter pattern.
6618 (*fix_trunc<mode>_i387_1): Ditto.
6619 (*fistdi2_1): Ditto.
6620 (*fist<mode>2_1): Ditto.
6621 (frndintxf2_floor): Ditto.
6622 (*fist<mode>2_floor_1): Ditto.
6623 (frndintxf2_ceil): Ditto.
6624 (*fist<mode>2_ceil_1): Ditto.
6625 (frndintxf2_trunc): Ditto.
6626 (frndintxf2_mask_pm): Ditto.
6628 (prologue): Use (const_int 0) as never generated filler insn.
6630 (sibcall_epilogue): Ditto.
6631 (eh_return_si): Ditto.
6632 (eh_return_di): Ditto.
6634 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6635 using MODEF mode iterator.
6636 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6637 using MODEF mode iterator.
6638 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6639 using MODEF mode iterator.
6640 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6641 Macroize expander using MODEF mode iterator.
6643 (zero_extendsidi2): Remove operand constraints from expander.
6644 (smuldi3_highpart): Ditto.
6645 (indirect_jump): Ditto.
6648 * config/i386/sse.md (storentv4sf): Ditto.
6649 (storentv2df): Ditto.
6650 (storentv2di): Ditto.
6652 (sse2_cvtpd2ps): Ditto.
6653 (vec_interleave_highv16qi): Ditto.
6654 (vec_interleave_lowv16qi): Ditto.
6655 (vec_interleave_highv8hi): Ditto.
6656 (vec_interleave_lowv8hi): Ditto.
6657 (vec_interleave_highv4si): Ditto.
6658 (vec_interleave_lowv4si): Ditto.
6659 (vec_interleave_highv2di): Ditto.
6660 (vec_interleave_lowv2di): Ditto.
6661 (sse2_maskmovdqu): Ditto.
6662 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6664 2007-09-09 Ira Rosen <irar@il.ibm.com>
6666 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6667 (struct _slp_tree, struct _slp_instance): Define new data structures
6668 along macros for their access.
6669 (struct _loop_vec_info): Define new fields: strided_stores,
6670 slp_instances, and slp_unrolling_factor along macros for their access.
6671 (enum slp_vect_type): New.
6672 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6674 (STMT_VINFO_STRIDED_ACCESS): New macro.
6675 (vect_free_slp_tree): Declare.
6676 (vectorizable_load): Add an argument of type slp_tree.
6677 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6678 vectorizable_assignment): Likewise.
6679 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6680 Declare (make extern).
6681 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6682 (new_loop_vec_info): Likewise.
6683 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6684 * tree-vect-analyze.c: Include recog.h.
6685 (vect_update_slp_costs_according_to_vf): New.
6686 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6687 functions. For not pure SLP stmts with strided access check that the
6688 group size is power of 2. Update the vectorization factor according to
6689 SLP. Call vect_update_slp_costs_according_to_vf.
6690 (vect_analyze_group_access): New.
6691 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6692 (vect_free_slp_tree): New functions.
6693 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6694 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6695 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6696 vect_detect_hybrid_slp): Likewise.
6697 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6698 and vect_detect_hybrid_slp.
6699 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6700 SLP costs into account.
6701 (vect_get_cost_fields): New function.
6702 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6704 (vect_model_store_cost, vect_model_load_cost): Likewise.
6705 (vect_get_constant_vectors): New function.
6706 (vect_get_slp_vect_defs, vect_get_slp_defs,
6707 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6708 vect_get_vec_defs): Likewise.
6709 (vectorizable_reduction): Don't handle SLP for now.
6710 (vectorizable_call): Don't handle SLP for now. Add argument to
6711 vect_model_simple_cost.
6712 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6713 get SLPed and vectorized defs). Fix indentation and spacing.
6714 (vectorizable_assignment): Handle SLP.
6715 (vectorizable_induction): Don't handle SLP for now.
6716 (vectorizable_operation): Likewise.
6717 (vectorizable_type_demotion): Add argument to
6718 vect_model_simple_cost.
6719 (vectorizable_type_promotion): Likewise.
6720 (vectorizable_store, vectorizable_load): Handle SLP.
6721 (vectorizable_condition): Don't handle SLP for now.
6722 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6723 no SLP transformation required for unsupported cases. Add SLP
6724 argument for supported cases.
6725 (vect_remove_stores): New function.
6726 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6727 (vect_transform_loop): Schedule SLP instances.
6728 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6730 2007-09-09 Andrew Haley <aph@redhat.com>
6732 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6735 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6737 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6738 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6739 Similar for what label_refs can go in the JUMP_TARGET field. Split
6740 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6741 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6742 REG_LABEL when replacing an operand with a LABEL_REF for a
6744 (subst_reloads): When replacing a LABEL_REG with a register,
6745 instead of generating a REG_LABEL note, assert that there already
6746 is one or that the label is a known target for the insn.
6747 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6748 note, check the JUMP_LABEL field. Remove "else" after return.
6749 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6750 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6751 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6752 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6753 insns. Iterate over all notes; don't assume there's only one.
6754 * cse.c (recorded_label_ref): Adjust comment to refer to
6756 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6757 insns, not just NONJUMP_INSN_P.
6758 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6759 isn't a jump target.
6760 * jump.c (rebuild_jump_labels): Adjust head comment.
6761 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6762 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6763 (mark_all_labels): For JUMP_P insns without a target, check if the
6764 the target is noted on the previous nonjump insn.
6765 (mark_jump_label_1): New function, guts from mark_jump_label.
6766 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6767 marking jump target labels.
6768 <case LABEL_REF>: Adjust for whether to generate a
6769 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6770 For 'E' format rtl, iterate in descending element order.
6771 (delete_related_insns): Handle both REG_LABEL_TARGET and
6772 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6773 reference count, delete and fallthrough. Move finding-next-
6774 non-deleted insn last in the function. Look at all INSN_P insns
6775 for REG_LABEL_OPERAND notes.
6776 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6778 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6779 JUMP_LABEL, output the INSN_UID of it.
6780 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6781 and/or REG_LABEL_TARGET.
6782 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6783 with jump.c copy by only adding notes for labels actually
6784 referenced in the insn.
6785 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6786 usage count increment; handle all INSN_P trial insns.
6787 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6789 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6790 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6791 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6793 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6794 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6795 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6796 on all INSN_P insns.
6797 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6798 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6799 REG_LABEL_OPERAND notes.
6800 * reload1.c (calculate_needs_all_insns): Adjust comments.
6801 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6802 * config/alpha/alpha.md (split for load of an address into a
6803 four-insn sequence on Unicos/Mk): Adjust to use
6805 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6807 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6810 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6811 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6812 FOR_BB_INSNS_SAFE instead of for loop.
6813 * cse.c (cse_extended_basic_block): Likewise.
6814 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6815 that the for loop does not invoke NEXT_INSN on a deleted insn.
6816 * function.c (instantiate_virtual_regs): Likewise.
6817 * lower-subreg.c (remove_retval_note): Likewise.
6818 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6820 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6822 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6823 insn, if it's a jump.
6824 (try_redirect_by_replacing_jump): New variable jump_p. Call
6825 tablejump_p before delete_insn_chain.
6826 * reload1.c (reload): New variable next. Make sure that the for
6827 loop does not invoke NEXT_INSN on a deleted insn.
6828 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6829 (delete_output_reload): New variable prev. Make sure the the for
6830 loops do not invoke PREV_INSN on a deleted insn.
6832 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6834 * pa/constraints.md: Remove 'X' from unused letters comment.
6836 2007-09-08 Richard Guenther <rguenther@suse.de>
6838 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6839 computed check stmt_ann->references_memory instead of counting
6842 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6844 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6845 validate_change() in one more case.
6847 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6849 PR tree-optimization/32283
6850 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6851 estimated_loop_iterations.
6852 (determine_use_iv_cost_condition): Decrease cost of expressions
6853 used in iv elimination.
6855 2007-09-08 Richard Guenther <rguenther@suse.de>
6857 * tree-cfg.c (verify_gimple_expr): Avoid building new
6858 pointer types, use TYPE_POINTER_TO if available instead.
6860 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6863 PR rtl-optimization/26449
6864 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6865 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6867 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6868 define_expand. Split insn in split1 pass.
6871 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6873 PR tree-optimization/33301
6874 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6877 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6879 PR tree-optimization/32183
6880 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6882 * tree-ssa-reassoc.c: Include cfgloop.h.
6883 (is_reassociable_op): Add a loop argument and return true only
6885 (linearize_expr): Updated.
6886 (should_break_up_subtract): Likewise.
6887 (linearize_expr_tree): Likewise.
6888 (init_reassoc): Call loop_optimizer_init with
6889 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6890 with CDI_DOMINATORS.
6891 (fini_reassoc): Call loop_optimizer_finalize.
6893 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6895 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6896 if there is no i-cache.
6898 2007-09-07 Richard Guenther <rguenther@suse.de>
6901 2007-09-06 Richard Guenther <rguenther@suse.de>
6903 PR tree-optimization/32586
6904 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6905 folding if nothing changed.
6906 (simplify_unary_expression): New function. Do tree combining
6907 on conversion like codes.
6908 (try_to_simplify): Call it.
6910 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6913 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6914 (__gthread_active,__gthread_start, __gthread_active_init): New.
6915 * gthr-posix95.h: Likewise.
6917 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6919 * function.h (struct function): Rename calls_unwind_init
6920 to saves_all_registers.
6921 (current_function_saves_all_registers): Renamed from
6922 current_function_calls_unwind_init.
6923 * reload1.c (reload): Set current_function_saves_all_registers.
6924 * except.c (expand_builtin_unwind_init): Likewise.
6925 * config/m68k/m68k.c (m68k_save_reg): Use
6926 current_function_saves_all_registers to save pic register.
6928 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6930 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6931 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6933 Reapply reverted changes:
6935 2007-09-06 Jan Hubicka <jh@suse.cz>
6937 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6940 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6942 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6943 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6945 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6947 * optabs.c (expand_float): Convert unsigned integer as signed only
6948 if it provides sufficient accuracy; add mode argument to real_2expN.
6949 (expand_fix): Fix comment typos; extend binary float into mode
6950 wider than destination for converion to unsigned integer; add mode
6951 argument to real_2expN.
6952 * real.c (real_2expN): Add mode argument to special-case decimal
6954 * real.h (real_2expN): Ditto.
6955 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6957 (fixed_from_string): Ditto.
6958 (fixed_to_decimal): Ditto.
6959 (fixed_convert_from_real): Ditto.
6960 (real_convert_from_fixed): Ditto.
6961 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6962 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6963 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6964 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6966 2007-09-07 Diego Novillo <dnovillo@google.com>
6968 * tree-flow.h (const_block_stmt_iterator): Remove.
6969 Update all users to use block_stmt_iterator.
6970 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6971 Update all users to use tree_stmt_iterator.
6973 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6975 * config/mips/mips.c (mips_set_current_function): Temporarily
6976 make this a no-op to fix bootstrap errors, pending rewrite.
6978 2007-09-07 Jan Hubicka <jh@suse.cz>
6980 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6983 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6985 PR tree-optimization/33299
6986 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6987 uses for all relevant loop-exit phis, not just the first.
6989 2007-09-07 Richard Guenther <rguenther@suse.de>
6992 * tree-ssa-operands.c (access_can_touch_variable): An access
6993 of the form (*p)[0] can touch a variable of same size.
6995 2007-09-07 Jan Hubicka <jh@suse.cz>
6997 * passes.c (init_optimization_passes): Add simple dce and addressable
6999 * tree-ssa.c (execute_update_addresses_taken): New function.
7000 (pass_update_address_taken): New.
7001 * tree-ssa-dse.c (execute_simple_dse): New function.
7002 (pass_simple_dse): New.
7003 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7005 2007-09-07 Tobias Burnus <burnus@net-b.de>
7008 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7010 2007-09-07 Richard Guenther <rguenther@suse.de>
7013 2007-09-06 Richard Guenther <rguenther@suse.de>
7015 PR tree-optimization/32586
7016 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7017 folding if nothing changed.
7018 (simplify_unary_expression): New function. Do tree combining
7019 on conversion like codes.
7020 (try_to_simplify): Call it.
7022 2007-09-07 Richard Guenther <rguenther@suse.de>
7023 Uros Bizjak <ubizjak@gmail.com>
7025 PR tree-optimization/32821
7026 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7027 NULL in the call to set_bb_stmt_list.
7029 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7031 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7032 float calls here, rather than leaving some to the caller.
7033 Use call_internal_direct and call_value_internal_direct.
7034 * config/mips/mips.md (call_internal_direct): New pattern.
7035 (call_value_internal_direct): Likewise.
7037 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7039 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7040 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7042 (override_options): Set mips_base_move_loop_invariants.
7044 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7046 * config/mips/mips.opt (mcode-readable=): Move to keep list
7049 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7051 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7052 and -mgpopt options. Adjust the -G documentation to match.
7053 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7054 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7055 function, split out from mips_classify_symbol. Return false for
7056 !TARGET_LOCAL_SDATA.
7057 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7058 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7059 (override_options): Check whether the -mgpopt setting is consistent
7060 with the other flags.
7061 (symbolic_expression_p): Delete.
7062 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7063 and default_elf_select_rtx_section.
7064 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7065 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7066 external data and TARGET_EXTERN_SDATA.
7068 2007-09-07 Tobias Burnus <burnus@net-b.de>
7071 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7073 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7075 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7076 FOR_BB_INSNS_SAFE instead of for loop.
7077 * cse.c (cse_extended_basic_block): Likewise.
7078 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7079 that the for loop does not invoke NEXT_INSN on a deleted insn.
7080 * function.c (instantiate_virtual_regs): Likewise.
7081 * lower-subreg.c (remove_retval_note): Likewise.
7082 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7084 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7086 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7087 insn, if it's a jump.
7088 (try_redirect_by_replacing_jump): New variable jump_p. Call
7089 tablejump_p before delete_insn_chain.
7090 * reload1.c (reload): New variable next. Make sure that the for
7091 loop does not invoke NEXT_INSN on a deleted insn.
7092 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7093 (delete_output_reload): New variable prev. Make sure the the for
7094 loops do not invoke PREV_INSN on a deleted insn.
7096 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7098 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7099 * cgraph.h (rebuild_cgraph_edges): Declare.
7100 * tree-pass.h (pass_expand_omp_ssa): New.
7101 * omp-low.c (find_omp_clause): Export.
7102 (copy_var_decl): Split from omp_copy_decl_2.
7103 (build_omp_barrier): Return the call to emit instead of emitting
7105 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7107 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7108 expand_omp_for_generic, expand_omp_for_static_nochunk,
7109 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7110 Adapted to work on SSA form.
7111 (execute_expand_omp): Do not invalidate dominance information.
7112 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7113 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7114 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7116 (force_gimple_operand): Allow gimplifying code expressions without
7118 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7119 * common.opt (fopenmp-ssa): New.
7120 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7121 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7122 * tree-cfg.c: Include tree-inline.h.
7123 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7124 (replace_by_duplicate_decl, replace_ssa_name,
7125 mark_virtual_ops_in_region): New functions.
7126 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7127 to work on SSA form.
7128 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7129 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7132 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7134 * tree-loop-linear.c: Include obstack.h.
7135 (linear_transform_loops): New obstack lambda_obstack.
7136 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7137 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7138 and free afterwards.
7139 * lambda.h (struct obstack): New forward declaration.
7140 (lambda_linear_expression_new): New parameter of type struct
7142 (lambda_loopnest_new): Likewise.
7143 (lambda_loopnest_transform): Likewise.
7144 (lambda_body_vector_new): Likewise.
7145 (lambda_body_vector_compute_new): Likewise.
7146 (gcc_loopnest_to_lambda_loopnest): Likewise.
7147 (lambda_loopnest_to_gcc_loopnest): Likewise.
7148 * lambda-code.c: Include obstack.h.
7149 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7151 (lambda_body_vector_new): Likewise.
7152 (lambda_linear_expression_new): Likewise.
7153 (lambda_lattice_new): Likewise.
7154 (lambda_loopnest_new): Likewise. Additionally use obstack to
7155 allocate LN_LOOPS(ret).
7156 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7157 it to lambda_lattice_new.
7158 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7159 Pass it to lambda_body_vector_new.
7160 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7161 it to lambda_lattice_new.
7162 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7163 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7164 (lambda_compute_target_space): Likewise.
7165 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7166 Pass it to lambda_lattice_compute_base and
7167 compute_nest_using_fourieer_motzkin.
7168 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7169 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7170 and lambda_lattice_compute_target_space.
7171 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7172 Pass it to lambda_linear_expression_new.
7173 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7174 to gcc_tree_to_linear_expression.
7175 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7176 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7177 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7178 Pass it to lambda_body_vector_new and
7179 lambda_body_vector_compute_new.
7180 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7181 (lambda-code.o): Likewise.
7183 2007-09-06 Chao-ying Fu <fu@mips.com>
7185 * ginclude/stdfix.h: New file.
7186 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7187 (convert.o): Add dependence on fixed-value.h.
7188 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7189 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7190 to define fixed-point constants.
7191 (c_cpp_builtins): Define fixed-point constants.
7192 * convert.c (fixed-value.h): New include.
7193 (convert_to_real): Update comment to include fixed-point.
7194 Support FIXED_POINT_TYPE.
7195 (convert_to_integer): Update comment to include fixed-point.
7196 Support FIXED_POINT_TYPE.
7197 (convert_to_complex): Support FIXED_POINT_TYPE.
7198 (convert_to_fixed): New function.
7199 * convert.h (convert_to_fixed): Declare.
7200 * genopinit.c: Add comment about $Q for only fixed-point modes.
7201 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7202 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7203 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7204 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7205 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7206 usneg_optab for fixed-point modes.
7207 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7209 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7210 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7211 unsigned saturation optabs, when type is saturating.
7212 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7213 (expand_fixed_convert): New function.
7214 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7215 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7216 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7217 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7218 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7219 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7221 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7222 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7223 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7224 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7225 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7227 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7228 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7229 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7230 fractuns, satfractuns.
7231 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7232 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7233 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7234 OTI_ssmsub_widen, OTI_usmsub_widen.
7235 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7236 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7237 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7238 umsub_widen_optab, usmsub_widen_optab): Define.
7239 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7241 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7243 (expand_fixed_convert): Declare.
7244 * expr.c (convert_move): Support the move of fixed-point modes.
7245 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7246 (categorize_ctor_elements_1): Handle FIXED_CST.
7247 (count_type_elements): Handle FIXED_POINT_TYPE.
7248 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7249 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7251 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7252 multiply and add/subtract for fixed-point types.
7253 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7254 mode, we jump to binop directly.
7255 Support FIXED_CONVERT_EXPR.
7256 (do_store_flag): Check FIXED_CST to put a constant second.
7257 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7258 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7259 (const_vector_from_tree): Support FIXED_CST.
7260 * doc/extend.texi (Fixed-Point): New node.
7261 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7262 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7263 satfract, fractuns, satfractuns): Document them.
7265 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7267 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7268 addresses into I registers.
7270 2007-09-06 Jan Hubicka <jh@suse.cz>
7271 Andreas Tobler <a.tobler@schweiz.org>
7273 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7275 (machopic_legitimize_pic_address): Likewise.
7277 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7278 Jan Hubicka <jh@suse.cz>
7280 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7281 instead of ufloat_optab->handlers directly.
7282 (floatdidf2): Likewise.
7284 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7286 * config/mips/mips.c: Include diagnostic.h.
7287 (mips_set_current_function): Check errorcount and sorrycount
7288 before generating RTL.
7290 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7293 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7294 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7295 (print_operand_reloc): Likewise.
7297 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7301 2007-09-06 Jan Hubicka <jh@suse.cz>
7303 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7306 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7308 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7309 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7311 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7313 * optabs.c (expand_float): Convert unsigned integer as signed only
7314 if it provides sufficient accuracy; add mode argument to real_2expN.
7315 (expand_fix): Fix comment typos; extend binary float into mode
7316 wider than destination for converion to unsigned integer; add mode
7317 argument to real_2expN.
7318 * real.c (real_2expN): Add mode argument to special-case decimal
7320 * real.h (real_2expN): Ditto.
7321 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7323 (fixed_from_string): Ditto.
7324 (fixed_to_decimal): Ditto.
7325 (fixed_convert_from_real): Ditto.
7326 (real_convert_from_fixed): Ditto.
7327 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7328 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7329 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7330 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7332 2007-09-06 Tom Tromey <tromey@redhat.com>
7334 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7335 * c-pch.c (c_common_read_pch): Restore current location after
7337 * tree.c (expand_location): Update.
7338 (expr_filename): Changed return type. Unified the two cases.
7339 (expr_lineno): Likewise.
7340 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7342 * toplev.c (line_table): Changed type.
7343 (general_init): Update.
7344 (realloc_for_line_map): New function.
7345 (general_init): Allocate line_table using GC.
7346 * fix-header.c (line_table): Changed type.
7347 (read_scan_file): Update.
7348 (read_scan_file): Update.
7349 * c-ppoutput.c (maybe_print_line): Update.
7350 (print_line): Update.
7351 (cb_line_change): Update.
7352 (cb_define): Update.
7353 (pp_file_change): Update.
7354 * c-opts.c (c_common_init_options): Update.
7355 (finish_options): Update.
7356 (push_command_line_include): Update.
7357 * c-lex.c (cb_line_change): Update.
7358 (cb_def_pragma): Update.
7359 (cb_define): Update.
7361 (c_lex_with_flags): Use cpp_get_token_with_location.
7362 * input.h (line_table): Changed type.
7363 (location_from_locus): New macro.
7364 * tree.h (EXPR_FILENAME): No longer an lvalue.
7365 (EXPR_LINENO): Likewise.
7366 (expr_locus, set_expr_locus): Declare separately for
7367 USE_MAPPED_LOCATION.
7368 (expr_filename, expr_lineno): Changed return type.
7369 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7370 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7371 (expand_gimple_basic_block): Likewise.
7372 * final.c (final_scan_insn): Use expanded_location.
7374 2007-09-06 Richard Guenther <rguenther@suse.de>
7376 PR tree-optimization/32586
7377 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7378 folding if nothing changed.
7379 (simplify_unary_expression): New function. Do tree combining
7380 on conversion like codes.
7381 (try_to_simplify): Call it.
7382 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7383 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7385 2007-09-06 Jan Hubicka <jh@suse.cz>
7388 * cse.c (fold_rtx): Avoid invalid sharing.
7390 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7392 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7393 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7395 2007-09-06 Revital Eres <eres@il.ibm.com>
7397 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7398 Fix offsettable memory reference for 750CL.
7400 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7402 * reload.c (find_reloads_address_1): Try to preserve original
7403 base/index regclass of operands.
7404 * regrename.c (scan_rtx_address): Likewise.
7405 (replace_oldest_value_addr): Likewise.
7407 2007-09-06 Richard Guenther <rguenther@suse.de>
7409 PR tree-optimization/33302
7410 * domwalk.c (walk_dominator_tree): The exit block is
7411 interesting even if it is not reachable.
7413 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7416 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7418 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7420 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7423 2007-09-05 Ian Lance Taylor <iant@google.com>
7425 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7427 (dump_generic_node): Likewise.
7428 * print-rtl.c (print_decl_name): Likewise.
7429 * print-tree.c (print_node_brief): Likewise.
7430 (print_node): Likewise.
7431 * Makefile.in (RTL_BASE_H): Add alias.h.
7434 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7436 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7438 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7439 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7441 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7443 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7444 (tm_defines): Define UCLIBC_DEFAULT to 1.
7445 (extra_options): Add linux.opt.
7446 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7447 (CRT_CALL_STATIC_FUNCTION): Likewise.
7448 (NO_IMPLICIT_EXTERN_C): Likewise.
7449 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7450 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7451 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7452 (ENDFILE_SPEC): Don't define.
7453 (LIB_SPEC): Likewise.
7454 (CRT_CALL_STATIC_FUNCTION): Likewise.
7455 (NO_IMPLICIT_EXTERN_C): Likewise.
7456 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7457 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7459 2007-09-06 Jan Hubicka <jh@suse.cz>
7461 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7464 2007-09-06 Jan Hubicka <jh@suse.cz>
7466 * opts.c (common_handle_option): Enable inlining functions for
7469 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7471 * builtin-attrs.def (ATTR_NONNULL_3): New.
7472 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7473 ATTR_NOTHROW_NONNULL_##FA.
7474 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7475 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7476 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7477 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7478 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7479 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7480 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7482 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7483 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7484 ATTR_FORMAT_NOTHROW_3_4): Remove.
7485 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7486 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7487 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7488 instead of ATTR_FORMAT_*_*.
7490 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7492 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7493 parts re-used for REG_FRAME_RELATED_EXPR.
7495 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7497 * optabs.c (expand_float): Convert unsigned integer as signed only
7498 if it provides sufficient accuracy; add mode argument to real_2expN.
7499 (expand_fix): Fix comment typos; extend binary float into mode
7500 wider than destination for converion to unsigned integer; add mode
7501 argument to real_2expN.
7502 * real.c (real_2expN): Add mode argument to special-case decimal
7504 * real.h (real_2expN): Ditto.
7505 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7507 (fixed_from_string): Ditto.
7508 (fixed_to_decimal): Ditto.
7509 (fixed_convert_from_real): Ditto.
7510 (real_convert_from_fixed): Ditto.
7511 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7512 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7513 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7514 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7516 2007-09-05 Ian Lance Taylor <iant@google.com>
7518 * init-regs.c (initialize_uninitialized_regs): Call
7519 emit_insn_before rather than add_insn_before.
7521 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7523 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7524 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7525 * tree-inline.h (copy_body_data): Add call_expr field.
7526 * tree-inline.c (expand_call_inline): Initialize call_expr.
7527 (copy_bb): Append anonymous inline fn arguments to arguments
7528 when inlining a CALL_EXPR_VA_ARG_PACK call.
7529 * builtins.c (expand_builtin): Issue an error if
7530 BUILT_IN_VA_ARG_PACK is seen during expand.
7531 (fold_call_expr, fold_builtin_call_array): Don't fold
7532 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7533 __builtin_va_arg_pack () call as last argument.
7534 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7535 function is __builtin_va_arg_pack (), decrease number of call
7536 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7537 * expr.c (expand_expr_real_1): Issue an error if
7538 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7539 * tree-pretty-print.c (dump_generic_node): Handle printing
7540 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7541 * doc/extend.texi (__builtin_va_arg_pack): Document.
7543 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7545 PR tree-optimization/21513
7546 * builtins.c (build_builtin_expect_predicate): New function.
7547 (fold_builtin_expect): Add argument for expected value.
7548 Distribute __builtin_expect over short-circuiting operations.
7549 Fold nested builtin_expects.
7550 (fold_builtin_2): Adjust call to fold_builtin_expect.
7552 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7555 PR tree-optimization/13756
7556 * doc/invoke.texi (Options That Control Optimization): Document
7559 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7561 * config/i386/cpuid.h: New file.
7562 * config/i386/driver-i386.c: Include cpuid.h.
7563 (describe_cache): Shrink size and line strings to 100 bytes.
7564 (detect_caches_amd): Return "" for unsupported max_ext_level.
7565 Use __cpuid function.
7566 (detect_caches_intel): Return "" for unsupported max_level.
7567 Use __cpuid function.
7568 (host_detect_local_cpu): Change feature flag variables to
7569 unsigned int. Initialize only extended feature flag variables.
7570 Use __get_cpuid_max to determine max supported cpuid level.
7571 Use __cpuid function to determine supported features. Fix
7572 calculation of family id. Remove is_amd and check signature
7573 directly. Check for Geode signature. Handle family 4 id.
7574 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7575 cpu discovery code to lower part of the function.
7576 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7577 for sub-architecture.
7578 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7579 [PROCESSOR_K8]: Add k8-sse3 architecture.
7580 [PROCESSOR_NOCONA]: Remove.
7581 [PROCESSOR_GENERIC64]: Ditto.
7582 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7583 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7584 to check for SSE and FXSAVE support.
7585 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7586 Add -minline-all-stringops.
7587 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7588 (x86_64-*-*): Ditto.
7590 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7592 * config/bfin/linux-unwind.h: New file.
7593 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7594 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7596 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7598 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7599 * stmt.c: Include alloc-pool.h.
7600 (struct case_node): Remove GTY marker.
7601 (add_case_node): New parameter case_node_pool. Use it for
7603 (expand_case): New allocation pool case_node_pool. Initialize it,
7604 pass to add_case_node and free it.
7606 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7607 David Ung <davidu@mips.com>
7608 Nigel Stephens <nigel@mips.com>
7610 Add mips16/nomips16 function attributes and -mflip-mips16 option
7611 for testing mixed-mode compilation.
7613 * config/mips/mips.opt (mflip-mips16): New.
7615 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7616 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7618 * config/mips/mips.c (mips_base_target_flags): New.
7619 (mips_base_mips16): New.
7620 (mips_base_schedule_insns): New.
7621 (mips_base_reorder_blocks_and_partition): New.
7622 (mips_base_align_loops): New.
7623 (mips_base_align_jumps): New.
7624 (mips_base_align_functions): New.
7625 (mips16_flipper): New.
7626 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7627 (TARGET_SET_CURRENT_FUNCTION): Define.
7628 (mips_mips16_type_p, mips_nomips16_type_p): New.
7629 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7630 (mips_function_ok_for_sibcall): Make it deal with functions with
7632 (mips_init_split_addresses): New, split out from override_options.
7633 (mips_init_relocs): New, split out from override_options.
7634 (was_mips16_p): New.
7635 (mips_set_mips16_mode): New, split out from override_options.
7636 (mips_set_current_function): New.
7637 (override_options): Add sorry for unsupported mips16/pic
7638 combination. Remove error for mips16/dsp combination. Save
7639 base option settings.
7640 (mips_file_start): Move mips16 mode setting output from here....
7641 (mips_output_function_prologue): ....to here.
7642 (mips_output_mi_thunk): Check for mips16 function.
7643 (build_mips16_function_stub): Don't set .mips16 here.
7644 (build_mips16_call_stub): Likewise.
7645 (mips_expand_builtin): Error in mips16 mode.
7646 (mips_use_mips16_mode_p): New.
7647 (mips_encode_section_info): Check for mips16 function, and set
7648 SYMBOL_REF_FLAGS accordingly.
7650 * doc/extend.texi (Function Attributes): Document new
7651 mips16/nomips16 attributes.
7652 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7653 (MIPS Options): Document -mflip-mips16.
7655 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7657 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7658 if we encounter TLS address in MIPS16 mode.
7659 (mips_legitimize_const_move): Check cannot_force_const_mem for
7660 the (const (plus symbol offset)) case; this forces invalid TLS
7661 address in MIPS16 mode to be caught by the above call to sorry.
7662 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7663 because that now enables emutls, which is not ABI compatible
7664 with native TLS in non-MIPS16 mode.
7666 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7668 Add target hook invoked when cfun changes.
7670 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7671 * target.h (struct gcc_target): Add set_current_function.
7672 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7673 (TARGET_INITIALIZER): Add initializer for set_current_function.
7674 * tree.h (push_struct_function): New.
7675 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7677 (set_cfun): Declare.
7678 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7680 (push_function_context_to): Use allocate_struct_function
7681 to create null context, not init_dummy_function_start. Use set_cfun.
7682 (pop_function_context_from): Use set_cfun.
7683 (in_dummy_function): New.
7684 (invoke_set_current_function_hook): New.
7686 (push_cfun, pop_cfun): Use set_cfun.
7687 (push_struct_function): New.
7688 (allocate_struct_function): Call invoke_set_current_function_hook
7690 (prepare_function_start): Don't set cfun here. Remove unused
7691 argument; fix all callers.
7692 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7693 push_struct_function.
7694 (init_function_start): Set cfun here.
7695 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7696 * omp-low.c (create_omp_child_function): Use push_struct_function
7697 and pop_cfun to save/restore state.
7698 (expand_omp_parallel): Remove unused saved_cfun variable.
7699 * cgraphunit.c (ipa_passes): Use set_cfun.
7700 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7701 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7702 * matrix-reorg.c (transform_allocation_sites): Likewise.
7703 (matrix_reorg): Use set_cfun.
7704 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7705 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7706 assignment to cfun; use set_cfun for the other.
7707 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7708 (dump_function_to_file): Use push_cfun/pop_cfun here.
7709 * c-decl.c (finish_function): Use set_cfun.
7711 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7713 * regrename.c (rerename_optimize): Use deferred rescanning and
7714 insert explicit calls to rescan insns when changed.
7716 2007-09-05 Jan Hubicka <jh@suse.cz>
7718 * optabs.c (libfunc_entry): Change optab to integer.
7719 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7720 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7721 of pointers for hashing.
7723 2007-09-05 Jan Hubicka <jh@suse.cz>
7725 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7727 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7728 * see.c (pass_see): Likewise.
7729 * tracer.c (pass_tracer): Likewise.
7730 * postreload-gcse.c (pass_gcse2): Likewise.
7731 * postreload.c (pass_postreload_cse): Likewise.
7732 * mode-switching.c (pass_mode_switching): Likewise.
7733 * modulo-sched.c (pass_sms): Likewise.
7734 * cse.c (cse_insn): Likewise.
7735 * web.c (pass_web): Likweise.
7736 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7737 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7738 * loop-init.c (pass_rtl_loop_init): Likewise.
7739 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7740 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7741 * global.c (pass_global_alloc): Likewise.
7742 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7743 pass_if_after_reload): Likewise.
7744 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7745 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7746 * regmove.c (pass_regmove): Likewise.
7747 * function.c (pass_thread_prologugues_epilogues): Likewise.
7748 * gcse.c (pass_gcse): Likewise.
7749 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7750 * lower-subreg.c (pass_lower_subreg2): Likewise.
7751 * bt-load.c (pass_branch_target_load): Likewise.
7752 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7753 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7754 * combine.c (pass_combine): Likewise.
7755 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7756 (pass_partition_blocks): Likewise.
7757 * var-tracking.c (pass_variable_track): Likewise.
7758 * reg-stack.c (pass_stack_regs_run): Likewise.
7759 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7760 * passes.c (pass_postreload): Likewise.
7761 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7762 * tree-pass.h (TODO_verify_rtl_sharing): New.
7763 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7764 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7765 TODO_set_props, TODO_df_finish, TODO_df_verify,
7766 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7768 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7770 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7771 fold_real_zero_addition_p, reorder_operands_p,
7772 div_if_zero_remainder, fold_undefer_overflow_warnings,
7773 int_binop_types_match_p, fold_convert_const_int_from_int,
7774 fold_convert_const_int_from_real,
7775 fold_convert_const_int_from_fixed,
7776 fold_convert_const_real_from_real,
7777 fold_convert_const_real_from_fixed,
7778 fold_convert_const_fixed_from_fixed,
7779 fold_convert_const_fixed_from_int,
7780 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7781 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7782 debug_fold_checksum, multiple_of_p): Constify.
7783 * tree-flow-inline.h (get_lineno): Likewise.
7784 * tree-flow.h (get_lineno): Likewise.
7785 * tree-object-size.c (compute_object_offset, addr_object_size,
7786 alloc_object_size, pass_through_call): Likewise.
7787 * tree-pretty-print.c (op_symbol, print_call_name,
7788 print_struct_decl, do_niy): Likewise.
7789 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7790 debug_fold_checksum): Likewise.
7792 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7795 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7796 note, remove the associated REG_RETVAL note.
7798 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7800 * config.gcc (powerpc*-*-*): Install
7801 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7802 * config/rs6000/spu2vmx.h: New header.
7803 * config/rs6000/si2vmx.h: New header.
7804 * config/rs6000/vec_types.h: New header.
7806 2007-09-05 Ben Elliston <bje@au.ibm.com>
7808 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7810 2007-09-05 Ben Elliston <bje@au.ibm.com>
7812 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7814 (__stdcx): Make asm volatile.
7815 (__stwcx, __stdcx): Return only 0 or 1.
7817 2007-09-05 Jan Hubicka <jh@suse.cz>
7821 2007-09-04 Jan Hubicka <jh@suse.cz>
7822 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7824 2007-09-04 Richard Guenther <rguenther@suse.de>
7825 * tree-ssa-operands.c (add_virtual_operand): Only mark
7826 stores as has_volatile_ops if alias information is not available.
7828 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7830 * config/rs6000/tramp.asm: Include config.h.
7831 Check __PIC__ or __pic__ macro instead of SHARED.
7833 PR rtl-optimization/32300
7834 * see.c (see_copy_insn): New function.
7835 (see_def_extension_not_merged, see_merge_one_use_extension,
7836 see_merge_one_def_extension): Use it. Avoid changing
7837 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7838 into sequences. Call df_insn_delete on temporary insns
7839 that won't be emitted into the insn stream.
7840 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7841 and run df_process_deferred_rescans () before run_fast_dce.
7843 PR tree-optimization/33017
7844 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7845 recurse for pure or const function calls.
7847 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7849 * c-format.c: Include alloc-pool.h.
7850 (check_format_info_main): New argument fwt_alloc. Use allocation
7851 pool instead of GC. Remove GC deallocation code.
7852 (check_format_arg): Create allocation pool, pass it to
7853 check_format_info_main and free it afterwards.
7854 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7856 2007-09-05 Ben Elliston <bje@au.ibm.com>
7858 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7859 Rename count macro arugment for clarity.
7860 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7861 (__protected_stream_set): Likewise, pass 0.
7863 2007-09-04 Jan Hubicka <jh@suse.cz>
7865 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7867 2007-09-04 Jan Hubicka <jh@suse.cz>
7869 * invoke.texi (-finline-small-functions): Document.
7870 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7871 when deciding what is inlinable.
7872 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7873 (cgraph_decide_inlining_of_small_function): Handle new flags.
7874 (cgraph_decide_inlining_incrementally): Likewise.
7875 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7876 * common.opt (finline-small-functions): New.
7877 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7879 2007-09-04 Richard Guenther <rguenther@suse.de>
7881 * tree-ssa-operands.c (add_virtual_operand): Only mark
7882 stores as has_volatile_ops if alias information is not available.
7884 2007-09-04 Andrew Haley <aph@redhat.com>
7886 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7888 2007-09-04 Andrew Haley <aph@redhat.com>
7890 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7891 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7892 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7894 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7897 * common.opt: Mention ABI version 2 in comment.
7899 2007-09-04 Jan Hubicka <jh@suse.cz>
7901 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7902 (libfunc_entry): New structure.
7903 (libfunc_hash): New hashtable.
7904 (hash_libfunc): New function.
7905 (eq_libfunc): New function.
7906 (convert_optab_libfunc): New function.
7907 (optab_libfunc): New function.
7908 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7909 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7910 expand_float, expand_fix, new_optab, new_convert_optab):
7911 Update for new libfunc API.
7912 (init_libfunc, init_integral_libfuncs,
7913 init_floating_libfuncs, init_interclass_conv_libfuncs
7914 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7915 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7916 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7917 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7918 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7919 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7920 gen_extend_conv_libfunc): New.
7921 (init_one_libfunc): Revamp for hashtables.
7922 (set_conv_libfunc): Likewise.
7923 (init_optabs): Initialize hashtable; use lazy initialization where
7925 * optabs.h (optab_handlers): Move out of GGC.
7926 (optab, convert_optab): Move out of GGC; add lazy gen info.
7927 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7928 (optab_libfunc, convert_optab_libfunc): New.
7929 * builtins.c (expand_builtin_powi): Update for new API.
7930 * expr.c (convert_move): Likewise.
7931 * expmed.c (expand_divmod): Likewise.
7933 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7935 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7936 GOT pointer only if there is a constant pool. Use the allocated space
7939 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7941 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7944 2007-09-04 Revital Eres <eres@il.ibm.com>
7945 Richard Guenther <rguenther@suse.de>
7946 R. Clint Whaley <whaley@cs.utsa.edu>
7948 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7950 * tree-tailcall.c (process_assignment): Use -fassociative-math
7951 when reodering operands of floating-point type.
7952 * fold-const.c (fold_comparison, fold_binary): Use
7953 -fassociative-math and -freciprocal-math instead of
7954 -funsafe-math-optimization flag.
7955 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7956 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7957 -freciprocal-math instead of -funsafe-math-optimizations.
7958 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7959 -fassociative-math when -ffast-math is set.
7960 (set_unsafe_math_optimizations_flags): New Function
7961 to set -freciprocal-math and -fassociative-math when
7962 -funsafe-math-optimizations is set.
7963 (common_handle_option): Call it.
7964 * tree-vectorizer.c (vect_is_simple_reduction): Use
7965 -fassociative-math when doing reduction on floats.
7966 * loop-unroll.c (analyze_insn_to_expand_var): Use
7967 -fassociative-math when expanding an accumulator of type float.
7968 * simplify-rtx.c (simplify_binary_operation_1): Use
7969 -fassociative-math and -freciprocal-math when reordeing operands
7970 of floating-point type.
7971 * combine.c (combine_simplify_rtx): Likewise.
7972 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7974 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7976 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7979 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7981 2007-09-04 Jan Hubicka <jh@suse.cz>
7983 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7985 2007-09-04 Jan Hubicka <jh@suse.cz>
7987 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7988 and corresponding MATCH_DUP.
7990 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7993 * combine.c (subst): Do not try to simplify X if it represents load
7994 of FP constant from the constant pool via float extension.
7996 2007-09-04 Ben Elliston <bje@au.ibm.com>
7998 * c-opts.c: Include "tm_p.h".
7999 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8001 2007-09-04 Richard Guenther <rguenther@suse.de>
8003 PR tree-optimization/33291
8004 * tree-pretty-print.c (dump_generic_node): Dump all
8005 qualifiers for pointer types, not only first. Dump
8006 qualifiers for aggregate types as well.
8007 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8008 use the canonical type for building ARRAY_REFs.
8009 * gimplify.c (canonicalize_addr_expr): Clean up. The
8010 correct validness check is compatibility of the pointer
8011 types. Always use the canonical type for building
8012 ARRAY_REFs and ADDR_EXPRs.
8013 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8014 change that disabled propagation of ADDR_EXPRs into statements
8017 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8019 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8020 (umulsi3_highpart): Make into expanders; existing insns are
8021 now named *[insn]_nov6. Add stars to existing [insn]_v6
8022 counterparts' names.
8024 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8026 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8027 (unprotoize.o): Remove SHLIB_MULTILIB.
8029 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8031 * doc/extend.texi: Document progmem attribute for AVR.
8033 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8036 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8038 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8040 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8043 * optabs.c: Remove unnecessary forward declarations.
8044 (expand_unop_direct): New, broken out of expand_unop.
8045 (expand_doubleword_clz): New.
8046 (expand_ctz): Move above expand_ffs. Use
8047 start_sequence, end_sequence, add_equal_note, and
8048 expand_unop_direct. Add more commentary.
8049 (expand_ffs): Try both ctz optab and expand_ctz.
8050 Generate a test and branch if the hardware doesn't give us
8051 a useful value for input zero. Style improvements similar to
8054 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8056 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8058 * config.gcc: Delete stanza for arm-semi-aof and
8059 armel-semi-aof targets.
8060 * config/arm/arm-protos.h
8062 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8063 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8064 delete aof_pic_label and remove mention of AOF in comments.
8065 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8067 * config/arm/semiaof.h
8068 * config/arm/t-semi: Delete file.
8070 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8072 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8073 CONST_CAST_BB): New macros for type-specific casts.
8074 (CONST_CAST): Add a TYPE parameter and define it in terms of
8077 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8078 * c-lex.c (cb_ident, lex_string): Likewise,
8079 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8080 * config/i386/i386.c (ix86_function_regparm,
8081 ix86_function_sseregparm): Use CONST_CAST_TREE.
8082 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8084 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8085 give_switch, set_multilib_dir): Likewise,
8086 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8087 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8088 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8089 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8090 * prefix.c (update_path): Likewise,
8091 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8092 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8093 * tree-cfg.c (tree_can_merge_blocks_p,
8094 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8095 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8096 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8097 (attribute_list_contained): Use CONST_CAST_TREE.
8099 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8101 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8103 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8106 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8107 before forcing them into a register.
8109 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8111 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8112 rather than define_code_macro.
8114 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8116 * gcc.c (xputenv): New function.
8117 (putenv_from_prefixes): Use xputenv instead of putenv.
8118 (process_command): Use xputenv instead of putenv.
8119 (set_collect_gcc_options): Use xputenv instead of putenv.
8120 (main): Use xputenv instead of putenv.
8122 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8124 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8125 availability of swap instruction.
8126 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8128 2007-09-03 Revital Eres <eres@il.ibm.com>
8130 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8133 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8134 Ayal Zaks <zaks@il.ibm.com>
8135 Revital Eres <eres@il.ibm.com>
8137 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8138 compute_split_row): New functions.
8139 (ps_unschedule_node): Remove.
8140 (normalize_sched_times): Iterate over the already scheduled
8141 insns instead of the number of nodes.
8142 (MAX_SPLIT_NUM): New definition.
8143 (sms_schedule_by_order): Change the scheduling heuristic to
8144 avoid useless increases of initiation interval ii.
8145 (get_sched_window): Add dump printouts.
8147 2007-09-02 David Daney <ddaney@avtrex.com>
8149 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8150 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8151 (optab, insn): Add more attributes.
8152 (fetchop_bit): New code macro.
8153 (immediate_insn): New code macro attribute.
8154 (sync): Change condition to ISA_HAS_SYNC.
8155 (rdhwr): Change predicate for operand 0 to register_operand.
8156 (memory_barrier): New expand.
8157 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8158 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8159 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8160 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8161 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8162 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8163 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8164 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8165 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8167 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8168 Hans-Peter Nilsson <hp@axis.com>
8170 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8171 Defined to describe availability and behavior of CLZ.
8172 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8173 * config/cris/cris.opt: Tweak comment for "-metrax4".
8174 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8175 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8176 (count_leading_zeros): Define.
8178 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8180 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8182 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8186 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8189 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8191 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8192 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8193 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8194 sched-deps.c, sched-int.h, system.h, target.h,
8195 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8196 tree.def: Fix comment typos.
8198 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8200 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8201 (override_options): Turn on -mstrict-align on non-ColdFire
8203 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8205 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8207 * c-common.c (const_strip_array_types): Delete.
8208 * c-common.h (const_strip_array_types): Likewise.
8209 * emit-rtl.c (const_next_insn, const_previous_insn,
8210 const_next_nonnote_insn, const_prev_nonnote_insn,
8211 const_next_real_insn, const_prev_real_insn,
8212 const_next_active_insn, const_prev_active_insn, const_next_label,
8213 const_prev_label): Delete.
8214 * gimple-low.c (block_may_fallthru): Use expr_last.
8215 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8216 * rtl.h (const_previous_insn, const_next_insn,
8217 const_prev_nonnote_insn, const_next_nonnote_insn,
8218 const_prev_real_insn, const_next_real_insn,
8219 const_prev_active_insn, const_next_active_insn, const_prev_label,
8220 const_next_label): Delete.
8221 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8222 * system.h (CONST_CAST): Update comment.
8223 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8224 (const_first_stmt, const_last_stmt): Delete.
8225 (tree_block_ends_with_condjump_p): Use last_stmt.
8226 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8227 * tree-iterator.c (const_expr_first, const_expr_last,
8228 const_expr_only): Delete.
8229 * tree.c (const_lookup_attribute): Likewise.
8230 (attribute_list_contained): Use lookup_attribute.
8231 * tree.h (const_lookup_attribute, const_expr_first,
8232 const_expr_last, const_expr_only): Delete.
8234 2007-09-01 Richard Guenther <rguenther@suse.de>
8236 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8237 instead of TREE_THIS_VOLATILE.
8238 * tree-ssa-operands.c (add_virtual_operand): Do not set
8239 has_volatile_ops. Do not check s_ann for NULL.
8240 (get_indirect_ref_operands): Likewise.
8241 (get_expr_operands): Likewise. For all reference trees
8242 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8243 check base of reference for TREE_THIS_VOLATILE.
8245 2007-09-01 Richard Guenther <rguenther@suse.de>
8247 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8248 between integral types. Also allow conversions between
8251 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8253 * optabs.c (prepare_float_lib_cmp): Use
8254 libgcc_cmp_return_mode instead of word_mode.
8255 * config/dfp-bit.h: Likewise.
8256 * config/fp-bit.h: Likewise.
8257 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8259 (spu_libgcc_shift_count_mode): New function.
8260 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8261 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8263 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8265 * tree-pretty-print.c: Include output.h.
8266 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8267 HOST_WIDE_INT_PRINT_DEC.
8268 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8270 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8272 PR rtl-optimization/33224
8273 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8274 to the analysed region.
8276 2007-08-31 Richard Guenther <rguenther@suse.de>
8278 * function.c (allocate_struct_function): Do not set
8279 current_function_returns_pointer.
8280 * function.h (struct var_refs_queue): Remove.
8281 (struct simple_obstack_stack): Likewise.
8282 (struct function): Remove fixup_var_refs_queue member.
8283 Remove returns_pointer flag.
8284 (current_function_returns_pointer): Remove define.
8286 2007-08-31 Nick Clifton <nickc@redhat.com>
8288 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8289 secondary keys in order to obtain a stable sort.
8291 2007-08-31 Nick Clifton <nickc@redhat.com>
8294 * config/m32r/constraints.md: Add W constraint for integer zero.
8295 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8296 Fix length calculation by using alternatives.
8298 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8300 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8301 split out from expand_binop.
8302 (avoid_expensive_constant): New function.
8303 (expand_binop_directly): Remove commutative_op argument and
8304 (expand_binop_directly): Remove commutative_op argument and
8305 call cummutative_optab_p instead. Do not change op0 or op1
8306 when swapping xop0 and xop1. Apply avoid_expensive_constant
8307 to each argument after potential swapping. Enforce the
8308 canonical order of commutative operands.
8309 (expand_binop): Use shift_optab_p and commutative_optab_p.
8310 Update the calls to expand_binop_directly. Only force constants
8311 into registers when widening an operation. Only swap operands
8312 once a direct expansion has been rejected.
8313 (expand_twoval_binop): Only force constants into registers when
8314 using a direct expansion.
8316 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8318 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8319 (sched_analyze_insn): Don't postprocess speculative dependencies when
8320 target has no scheduling.
8321 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8322 'uninitialized' warning.
8324 2007-08-31 Richard Guenther <rguenther@suse.de>
8326 * tree.c (build_complex_type): Always set TYPE_NAME for
8329 2007-08-31 Olivier Hainque <hainque@adacore.com>
8331 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8332 internal macro. Default alignment factor for csect directives, chosen
8333 to match what BIGGEST_ALIGNMENT allows.
8334 (DATA_SECTION_ASM_OP): Use it.
8335 * config/rs6000/rs6000.c
8336 (rs6000_xcoff_output_readonly_section_asm_op):
8337 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8338 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8340 2007-08-31 Olivier Hainque <hainque@adacore.com>
8342 * dbxout.c (dbxout_block): Move declaration within the first
8343 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8344 block to include the definition, together with the associated
8347 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8348 Revital Eres <eres@il.ibm.com>
8350 * doc/invoke.texi (-mpaired): Document flag.
8351 * config.gcc: Include paired.h in powerpc extra_headers and
8352 750cl.h in powerpc-*-linux*paired*.
8353 * config/rs6000/rs6000.opt (-mpaired): New flag.
8354 * config/rs6000/rs6000.c (paired_init_builtins,
8355 paired_expand_builtin, paired_expand_lv_builtin,
8356 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8357 New functions to support the paired single builtin functions.
8358 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8359 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8361 (bdesc_paired_preds): New structure for paired predicate
8363 (rs6000_expand_builtin): Expand paired single builtins.
8364 (rs6000_init_builtins): Init paired single builtins.
8365 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8366 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8367 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8368 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8369 (rs6000_vector_mode_supported_p): Support paired vector mode.
8370 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8371 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8373 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8374 (DATA_ALIGNMENT): Likewise.
8375 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8376 (rs6000_builtins): Add PAIRED builtins.
8377 * config/rs6000/rs6000.md: Include paired.md.
8378 * config/rs6000/paired.h: New.
8379 * config/rs6000/paired.md: New.
8380 * config/rs6000/750cl.h: New.
8381 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8383 2007-08-30 Ollie Wild <aaw@google.com>
8385 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8386 * gcc.c (default_compilers): Add -fno-directives-only to
8387 @assembler-with-cpp.
8389 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8393 * regclass.c (initial_fixed_regs): Revert previous change and make
8395 (initial_call_used_regs): Likewise.
8396 (initial_call_really_used_regs): Delete, reverting previous addition.
8397 (initial_reg_names): Likewise.
8398 (init_reg_sets): Revert previous change.
8399 (saved_fixed_regs): New.
8400 (saved_call_used_regs): New.
8401 (saved_call_really_used_regs): New.
8402 (saved_reg_names): New.
8403 (save_register_info): New.
8404 (restore_register_info): New.
8405 (init_reg_sets_1): Replace reset of register info with call to
8406 restore_register_info.
8407 * rtl.h (save_register_info): Declare.
8408 * toplev.c (backend_init): Call save_register_info.
8410 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8412 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8413 from the original statement.
8415 2007-08-30 Chao-ying Fu <fu@mips.com>
8417 * c-lex.c (interpret_fixed): Declare.
8418 (interpret_float): Process _Fract and _Accum.
8419 (interpret_fixed): New function.
8420 * final.c (output_addr_const): Process CONST_FIXED.
8421 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8422 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8424 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8426 (simplify_immed_subreg): Support CONST_FIXED.
8427 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8428 (simplify_subreg): Support CONST_FIXED.
8430 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8432 * config/rs6000/ppu_intrinsics.h: New file.
8433 * config.gcc (powerpc*-*-* <extra_headers>): Install
8436 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8438 * cfg.c (dump_flow_info): Change to also print entry and exit
8440 * print-rtl.c (print_rtl_single): Allow to print rtl with
8443 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8445 * df-core.h (df_dump_region): New function.
8446 * df.h (df_dump_region): New function.
8447 * loop-invariant.c (find_defs): Add call to df_dump_region.
8448 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8451 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8454 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8455 true if any of the compare_section_name calls returned true,
8456 rather than if any returned false.
8458 2007-08-30 Richard Guenther <rguenther@suse.de>
8460 PR tree-optimization/33199
8461 * tree-ssa-structalias.c (handle_lhs_call): New function.
8462 (find_func_aliases): In non-IPA mode make sure that for
8463 calls that return a pointer we add a constraint for the
8464 result to point to anything.
8466 2007-08-30 Richard Guenther <rguenther@suse.de>
8468 * doc/invoke.texi (-mveclibabi): Document new target option.
8469 * config/i386/i386.opt (-mveclibabi): New target option.
8470 * config/i386/i386.c (ix86_veclib_handler): Handler for
8471 vectorization library support.
8472 (override_options): Handle the -mveclibabi option, initialize
8473 the vectorization library handler.
8474 (ix86_builtin_vectorized_function): As fallback call the
8475 vectorization library handler, if set.
8476 (ix86_veclibabi_acml): New static function for ACML ABI style
8477 vectorization support.
8479 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8481 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8482 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8483 SImode and update m. Don't run gen_lowpart_common on arbitrary
8484 memory address, force it to register first.
8487 * dce.c (dce_process_block): Don't delete setters of
8488 artificially used registers.
8490 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8492 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8493 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8494 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8496 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8498 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8500 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8501 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8503 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8505 * system.h: Activate -Wcast-qual as warning-only.
8507 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8510 * config/rs6000/rs6000.c (compare_section_name): New function.
8511 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8514 2007-08-29 Olivier Hainque <hainque@adacore.com>
8516 * xcoffout.c: #include debug.h.
8517 * Makefile.in (xcoffout.o): Add debug.h dependency.
8519 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8521 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8522 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8524 2007-08-29 Richard Guenther <rguenther@suse.de>
8526 * tree-pretty-print.c (dump_generic_node): Print
8527 label DECL_UID as D.%u.
8528 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8530 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8532 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8533 * builtins.def (BUILT_IN_REALLOC): New builtin.
8535 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8538 * tree.c (build_type_attribute_qual_variant): Set canonical types
8539 on the final, unqualified attribute variant before building the
8542 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8544 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8545 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8547 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8550 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8551 * config/bfin/bfin.md (composev2hi): Put operands into vector
8554 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8556 * config/bfin/bfin.md (composev2hi): Put operands into vector
8559 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8561 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8562 attribute when appropriate.
8563 (bfin_handle_l1_text_attribute): New.
8564 (bfin_handle_l1_data_attribute): New.
8565 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8566 l1_data_A and l1_data_B.
8567 * doc/extend.texi (node Function Attributes): Document l1_text
8569 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8570 l1_data_A and l1_data_B variable attributes.
8572 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8574 * config/bfin/bfin.opt (minline-plt): Add.
8575 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8576 call to global functions.
8577 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8578 (Blackfin Options): Document -minline-plt.
8580 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8582 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8583 given a non-function.
8584 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8586 2007-08-28 DJ Delorie <dj@redhat.com>
8588 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8590 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8592 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8594 2007-08-28 Richard Guenther <rguenther@suse.de>
8596 * tree.h (struct tree_function_decl): Increase size of
8597 function_code bitfield.
8599 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8600 Kazu Hirata <kazu@codesourcery.com>
8602 * config/m68k/linux.h
8603 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8604 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8605 (m68k_return_in_memory): New.
8606 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8609 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8612 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8613 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8614 operand) when top VEC_SELECT extracts scalar element.
8615 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8616 (*vec_extract_v4sf_mem): Ditto.
8618 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8621 * passes.c (init_optimization_passes): Move pass_df_finish
8622 after pass_postreload sublist.
8624 PR rtl-optimization/33148
8625 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8626 (neg (lt X 0)) if X has scalar int mode.
8629 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8630 initializer, use build_vector_from_ctor if possible to create
8631 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8632 even after this, return NULL.
8634 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8636 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8638 2007-08-28 Richard Guenther <rguenther@suse.de>
8640 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8641 (struct tree_function_decl): Make function_code a bitfield.
8642 Add disregard_inline_limits flag.
8643 * cgraphunit.c (cgraph_process_new_functions): Check
8644 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8645 (cgraph_preserve_function_body_p): Likewise.
8646 * ipa-inline.c (compute_inline_parameters): Likewise.
8647 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8648 for GNU C extern inline functions.
8649 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8650 * tree-inline.c (disregard_inline_limits_p): Remove.
8651 * tree-inline.h (disregard_inline_limits_p): Likewise.
8652 * c-common.c (handle_always_inline_attribute): Set
8653 DECL_DISREGARD_INLINE_LIMITS.
8654 * langhooks.c (add_builtin_function): Verify the function code
8655 fits in the bitfield.
8657 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8658 Vladimir Yanovsky <yanov@il.ibm.com>
8659 Revital Eres <eres@il.ibm.com>
8660 Andrey Belevantsev <abel@ispras.ru>
8662 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8664 * modulo-sched.c: Add documentation regarding do-loop.
8665 (doloop_register_get): Change number of arguments to support
8666 the new do-loop pattern and check whether COUNT_REG has no other
8667 occurences in the loop besides in the control part.
8668 (duplicate_insns_of_cycles): Do not duplicate the insn which
8669 changes count_reg as it is already adjusted.
8670 (generate_prolog_epilog): New argument to support the new
8671 do-loop pattern. Change the subtract instruction to use
8672 expand_simple_binop. Call duplicate_insns_of_cycles with new
8674 (sms_schedule): Call doloop_register_get and
8675 generate_prolog_epilog with new argument. Do not handle loops
8676 with single sets insns with subreg in their lhs.
8677 * loop-doloop.c (doloop_optimize): Support for another do-loop
8679 (doloop_condition_get): Gets an instruction instead of a pattern
8680 and change the return condition when the do-loop pattern is
8682 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8683 deps when considering to not create edges.
8685 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8687 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8690 2007-08-27 Jason Merrill <jason@redhat.com>
8693 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8694 zero-sized types after calling gimplify_modify_expr_rhs.
8696 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8698 * regclass.c (init_reg_autoinc): Fix typo.
8700 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8702 Fix PR tree-optimization/33173
8703 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8705 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8708 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8709 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8712 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8713 David Ung <davidu@mips.com>
8714 Nigel Stephens <nigel@mips.com>
8716 Separate target-specific initialization from general
8717 back-end initialization.
8719 * toplev.c (init_alignments): New, split out from...
8720 (process_options): ...here.
8721 (backend_init_target): New, split out from...
8722 (backend_init): ...here.
8723 (lang_dependent_init_target): New, split out from...
8724 (lang_dependent_init): ...here.
8725 (target_reinit): New.
8726 * toplev.h (target_reinit): Declare.
8727 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8728 now can be called more than once. Update comments.
8729 * expr.h (init_expr_target): Likewise.
8730 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8731 now can be called more than once. Explicitly zero
8732 static_reg_base_value.
8733 * emit-rtl.c (init_emit_regs): New, split out from...
8734 (init_emit_once): Here.
8735 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8736 non-const, so that changes from command-line arguments can overwrite
8737 values provided by the static initializers.
8738 (initial_call_really_used_regs): New, used similarly to the above.
8739 (initial_reg_names): Likewise.
8740 (last_mode_for_init_move_cost): Promoted function-local static to
8741 file-scope static to make it accessible outside init_move_cost.
8742 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8743 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8744 reg_names since it is needed for parsing command-line options.
8745 (init_move_cost): Use last_mode_for_init_move_cost instead of
8746 function-local static.
8747 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8748 call_really_used_regs now. Reinitialize reg_names. Also
8749 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8750 reg_class_superunion. Clear losing_caller_save_reg_set.
8751 Preserve global registers if called more than once. Reset
8752 move cost, may_move_in_cost, may_move_out_cost, and
8753 last_mode_for_init_move_cost.
8754 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8755 can now be invoked more than once. Update comments.
8756 (init_regs): Update comments.
8757 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8758 and initial_call_really_used_regs, instead of the non-initial
8759 variables. This allows us to save the command-line register settings
8760 after target reinitialization.
8761 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8762 * rtl.h (init_emit_regs): Declare.
8763 (init_reg_modes_target, init_alias_target): Renamed as described
8765 * reload1.c (init_reload): Update comments.
8766 * optabs.c (init_optabs): Likewise.
8767 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8769 2007-08-26 Chao-ying Fu <fu@mips.com>
8771 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8774 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8776 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8778 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8780 * bb-reorder.c (copy_bb_p): Likewise.
8781 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8782 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8783 block_ends_with_condjump_p): Likewise.
8784 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8785 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8786 block_ends_with_condjump_p): Likewise.
8787 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8788 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8789 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8790 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8791 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8792 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8793 debug_true_const_tree instad of debug_true_tree.
8794 * debug.c (do_nothing_debug_hooks): Likewise.
8795 * debug.h (ignore_block, debug_true_const_tree): Constify.
8796 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8797 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8798 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8799 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8800 dbx_reg_number, is_based_loc, field_type,
8801 simple_type_align_in_bits, simple_decl_align_in_bits,
8802 simple_type_size_in_bits, field_byte_offset, insert_float,
8803 type_tag, member_declared_type, is_redundant_typedef,
8804 secname_for_decl, is_inlined_entry_point): Likewise.
8805 * emit-rtl.c (const_next_insn, const_previous_insn,
8806 const_next_nonnote_insn, const_prev_nonnote_insn,
8807 const_next_real_insn, const_prev_real_insn,
8808 const_next_active_insn, const_prev_active_insn, const_next_label,
8809 const_prev_label): Likewise.
8810 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8812 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8813 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8814 sched_insn_is_legitimate_for_speculation_p): Likewise.
8815 * jump.c (reversed_comparison_code_parts,
8816 reversed_comparison_code, reversed_comparison, condjump_label):
8818 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8819 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8821 * rtl.h (const_previous_insn, const_next_insn,
8822 const_prev_nonnote_insn, const_next_nonnote_insn,
8823 const_prev_real_insn, const_next_real_insn,
8824 const_prev_active_insn, const_next_active_insn, const_prev_label,
8825 const_next_label, modified_between_p, modified_in_p,
8826 const_note_storeskeep_with_call_p, condjump_label,
8827 reversed_comparison, reversed_comparison_code,
8828 reversed_comparison_code_parts, memory_modified_in_insn_p,
8829 stack_regs_mentioned): Likewise.
8830 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8831 keep_with_call_p): Likewise.
8832 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8833 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8834 sd_lists_size, sd_lists_empty_p): Likewise.
8835 * sched-int.h (sched_insns_conditions_mutex_p,
8836 haifa_classify_insn, no_real_insns_p,
8837 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8838 sd_lists_size, sd_lists_empty_p): Likewise.
8839 * sdbout.c (sdb_debug_hooks): Likewise.
8840 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8841 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8842 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8844 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8845 tree_can_throw_internal): Likewise.
8846 * tree-flow-inline.h (phi_nodes): Likewise.
8847 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8848 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8849 * tree-gimple.c (const_get_call_expr_in): Likewise.
8850 * tree-gimple.h (const_get_call_expr_in): Likewise.
8851 * tree.c (const_lookup_attribute, attribute_list_equal,
8852 attribute_list_contained): Likewise.
8853 * tree.h (attribute_list_equal, attribute_list_contained,
8854 const_lookup_attribute): Likewise.
8855 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8857 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8859 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8860 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8862 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8865 * config/alpha/constraints.md: Delete "svn:mime-type" property
8866 with svn propdel "svn:mime-type".
8868 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8871 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8872 non NOTE insn doesn't cross basic block.
8873 (noce_try_abs): Likewise.
8874 (noce_process_if_block): Likewise.
8876 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8879 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8880 operand without auto-inc-dec.
8881 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8882 offsettable_mem_operand.
8883 (floatunssidf2_internal): Same.
8884 (fix_truncdfsi2_internal): Same.
8885 (floatsidf_ppc64): Same.
8886 (floatunssidf_ppc64): Same.
8887 (fix_trunctfsi2_internal): Same.
8889 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8892 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8893 pass defines needed for version.c.
8895 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8897 * configure.ac (--debug-prefix-map check): Change assembler
8898 version presumed to have feature to 2.18.
8899 * configure: Regenerate.
8901 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8903 * c-common.c (vector_types_convertible_p,
8904 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8905 self_promoting_args_p): Constify.
8906 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8907 c_promoting_integer_type_p, self_promoting_args_p,
8908 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8909 * c-decl.c (anon_aggr_type_p): Likewise.
8910 * * c-dump.c (dump_stmt): Likewise.
8911 * c-objc-common.c (has_c_linkage): Likewise.
8912 * c-tree.h (same_translation_unit_p): Likewise.
8913 * c-typeck.c (null_pointer_constant_p,
8914 tagged_types_tu_compatible_p, function_types_compatible_p,
8915 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8916 comptypes_internal, struct tagged_tu_seen_cache,
8917 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8918 c_size_in_bytes): Likewise.
8919 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8920 hash_ptr, eq_ptr): Likewise.
8921 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8922 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8923 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8924 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8926 * optabs.c (optab_for_tree_code): Likewise.
8927 * optabs.h (optab_for_tree_code): Likewise.
8928 * rtl.h (simplify_rtx): Likewise.
8929 * simplify-rtx.c (simplify_rtx): Likewise.
8930 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8931 dump_flag, dump_node): Likewise.
8932 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8933 queue_and_dump_type, dump_flag): Likewise.
8934 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8935 * tree-pass.h (dump_node): Likewise.
8936 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8937 supportable_narrowing_operation): Likewise.
8938 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8939 supportable_narrowing_operation): Likewise.
8940 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8941 is_negative_overflow_infinity, is_positive_overflow_infinity,
8942 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8943 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8944 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8945 ssa_name_nonzero_p, fp_predicate): Likewise.
8946 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8947 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8948 ssa_name_nonnegative_p): Likewise.
8950 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8952 * config.gcc : Add x86_64-elf target.
8954 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8956 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8958 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8959 Nigel Stephens <nigel@mips.com>
8963 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8964 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8965 * expr.c (SET_BY_PIECES_P): Define.
8966 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8967 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8968 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8970 * expr.h (SET_RATIO): Define.
8971 (can_store_by_pieces, store_by_pieces): Update prototypes.
8972 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8973 can_store_by_pieces/store_by_pieces.
8974 (expand_builtin_memcpy_args): Likewise.
8975 (expand_builtin_strncpy): Likewise.
8976 (expand_builtin_memset_args): Likewise. Also remove special case
8977 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8978 decide what to do instead.
8979 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8980 to can_store_by_pieces.
8982 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8983 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8985 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8986 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8987 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8988 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8989 (STORE_BY_PIECES_P): Define.
8991 2007-08-24 Tom Tromey <tromey@redhat.com>
8993 * varpool.c (varpool_last_needed_node): Fix comment typo.
8994 * c-decl.c (duplicate_decls): Fix comment typo.
8995 (clone_underlying_type): Update comment.
8997 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8999 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9000 alpha_in_small_data_p, alpha_split_complex_arg,
9001 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9003 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9004 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9006 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9007 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9008 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9009 * config/darwin.c (darwin_binds_local_p): Likewise.
9010 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9012 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9013 i386_pe_valid_dllimport_attribute_p): Likewise.
9014 * config/i386/i386.c (ix86_function_regparm,
9015 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9016 x86_can_output_mi_thunk, ix86_mangle_type,
9017 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9018 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9019 i386_pe_binds_local_p): Likewise.
9020 * config/ia64/ia64.c
9021 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9022 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9023 ia64_invalid_conversion, ia64_invalid_unary_op,
9024 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9026 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9027 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9028 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9029 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9030 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9031 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9032 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9033 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9034 * config/pa/pa.c (pa_commutative_p): Likewise.
9035 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9037 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9038 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9039 rs6000_use_blocks_for_constant_p,
9040 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9041 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9042 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9043 * config/s390/s390.c (s390_mangle_type,
9044 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9046 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9047 th_in_small_data_p): Likewise.
9048 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9049 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9051 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9052 sparc_mangle_type): Likewise.
9053 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9054 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9055 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9057 * hooks.c (hook_bool_mode_const_rtx_false,
9058 hook_bool_mode_const_rtx_true,
9059 hook_bool_const_tree_hwi_hwi_const_tree_false,
9060 hook_bool_const_tree_hwi_hwi_const_tree_true,
9061 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9062 hook_constcharptr_const_tree_null,
9063 hook_constcharptr_const_rtx_null,
9064 hook_constcharptr_const_tree_const_tree_null,
9065 hook_constcharptr_int_const_tree_null,
9066 hook_constcharptr_int_const_tree_const_tree_null): New.
9067 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9068 hook_bool_tree_hwi_hwi_tree_false,
9069 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9070 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9071 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9072 hook_constcharptr_int_tree_null,
9073 hook_constcharptr_int_tree_tree_null): Delete.
9074 (default_can_output_mi_thunk_no_vcall): Constify.
9075 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9076 hook_bool_tree_hwi_hwi_tree_false,
9077 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9078 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9079 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9080 hook_constcharptr_int_tree_null,
9081 hook_constcharptr_int_tree_tree_null): Delete.
9082 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9083 hook_bool_const_tree_hwi_hwi_const_tree_false,
9084 hook_bool_const_tree_hwi_hwi_const_tree_true,
9085 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9086 hook_constcharptr_const_tree_null,
9087 hook_constcharptr_const_rtx_null,
9088 hook_constcharptr_const_tree_const_tree_null,
9089 hook_constcharptr_int_const_tree_null,
9090 hook_constcharptr_int_const_tree_const_tree_null): New.
9091 (default_can_output_mi_thunk_no_vcall): Constify.
9092 * integrate.c (function_attribute_inlinable_p): Likewise.
9093 * integrate.h (function_attribute_inlinable_p): Likewise.
9094 * jump.c (rtx_renumbered_equal_p): Likewise.
9095 * output.h (decl_readonly_section, categorize_decl_for_section,
9096 default_use_anchors_for_symbol_p, default_binds_local_p,
9097 default_binds_local_p_1): Likewise.
9098 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9100 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9101 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9102 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9103 TARGET_COMP_TYPE_ATTRIBUTES,
9104 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9105 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9106 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9107 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9108 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9109 * target.h (can_output_mi_thunk, needs_block_p,
9110 first_cycle_multipass_dfa_lookahead_guard_spec,
9111 vector_alignment_reachable, comp_type_attributes,
9112 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9113 commutative_p, use_blocks_for_constant_p,
9114 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9115 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9116 invalid_within_doloop, valid_dllimport_attribute_p,
9117 split_complex_arg, invalid_arg_for_unprototyped_fn,
9118 invalid_conversion, invalid_unary_op, invalid_binary_op):
9120 * targhooks.c (default_invalid_within_doloop,
9121 hook_invalid_arg_for_unprototyped_fn,
9122 default_builtin_vector_alignment_reachable): Likewise.
9123 (hook_bool_rtx_commutative_p): Delete.
9124 (hook_bool_const_rtx_commutative_p): New.
9125 * targhooks.h (default_invalid_within_doloop,
9126 default_builtin_vector_alignment_reachable,
9127 hook_invalid_arg_for_unprototyped_fn): Constify.
9128 (hook_bool_rtx_commutative_p): Delete.
9129 (hook_bool_const_rtx_commutative_p): New.
9130 * varasm.c (bss_initializer_p, decl_default_tls_model,
9131 categorize_decl_for_section, decl_readonly_section,
9132 default_use_anchors_for_symbol_p, default_binds_local_p,
9133 default_binds_local_p_1): Constify.
9135 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9137 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9138 __NO_BUILTIN if -fno-builtin.
9140 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9142 * config/bfin/bfin.c (print_operand): Report error instead of
9143 ICE for wrong operand.
9145 2007-08-24 Michael Matz <matz@suse.de>
9147 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9149 2007-08-24 Richard Guenther <rguenther@suse.de>
9152 * tree-ssa.c (useless_type_conversion_p): Split into a
9153 recursive and a non-recursive part.
9154 (useless_type_conversion_p_1): New function.
9155 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9156 from maybe_fold_offset_to_reference is trivially convertible
9157 to the desired type before doing the simplification.
9159 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9161 * expr.c (store_expr): Optimize initialization of an array
9163 * expr.h (builtin_strncpy_read_str): New prototype.
9164 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9167 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9170 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9171 field when initializing if_info structure.
9173 2007-08-24 Richard Guenther <rguenther@suse.de>
9175 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9177 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9178 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9179 * tree-inline.c (inlinable_function_p): Fold in common parts of
9180 the cannot_inline_tree_fn langhook.
9181 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9182 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9183 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9184 cannot_inline_tree_fn langhook.
9185 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9186 cannot_inline_tree_fn member.
9188 2007-08-24 Richard Guenther <rguenther@suse.de>
9190 * expr.c (get_inner_reference): Do computation of bitoffset
9191 from offset in a way we can detect overflow reliably.
9193 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9195 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9197 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9199 * config/bfin/bfin.opt (mfast-fp): Add.
9200 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9201 libbffastfp override libgcc if -mfast-fp.
9202 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9203 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9204 (Blackfin Options): Document -mfast-fp.
9206 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9208 PR tree-optimization/32573
9210 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9211 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9212 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9213 (build_classic_dist_vector): Return false rather than true if
9214 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9215 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9216 returned false. Don't call save_dist_v before calling
9217 build_classic_dist_vector_1.
9218 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9219 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9220 DDR_DIR_VECTS vectors.
9222 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9224 * configure.ac (leb128): Modify sed statement to work with any
9225 binutils version string.
9226 * configure: Regenerate
9228 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9230 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9231 Wrap in RTX_CODE macro guard.
9232 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9233 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9234 arm_mark_dllimport, arm_pe_encode_section_info,
9235 arm_pe_unique_section): Use ISO-C function declarations.
9236 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9237 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9238 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9240 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9241 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9243 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9245 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9246 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9247 (register_move_cost): Use ISO-C function declarations.
9248 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9249 * config/score/score-protos.h (score_declare_object): Add
9251 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9253 * final.c (profile_function): Avoid empty if-bodies.
9256 * calls.c (must_pass_in_stack_var_size,
9257 must_pass_in_stack_var_size_or_pad): Constify.
9258 * config/alpha/alpha-protos.h (function_value): Likewise.
9259 * config/alpha/alpha.c (alpha_return_in_memory,
9260 alpha_pass_by_reference, function_value,
9261 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9262 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9264 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9265 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9266 TARGET_PROMOTE_PROTOTYPES): Likewise.
9267 * config/arm/arm-protos.h (arm_return_in_memory,
9268 arm_pad_arg_upward, arm_function_value): Likewise.
9269 * config/arm/arm.c (arm_pass_by_reference,
9270 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9271 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9272 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9274 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9275 * config/avr/avr-protos.h (avr_function_value): Likewise.
9276 * config/avr/avr.c (avr_return_in_memory,
9277 gas_output_limited_string, gas_output_ascii, avr_function_value,
9278 avr_return_in_memory): Likewise.
9279 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9280 * config/bfin/bfin.c (bfin_pass_by_reference,
9281 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9282 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9284 * config/cris/cris.c (cris_pass_by_reference,
9285 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9286 * config/crx/crx.c (crx_return_in_memory): Likewise.
9287 * config/darwin.c (function_base, machopic_function_base_name):
9289 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9290 TARGET_PROMOTE_PROTOTYPES): Likewise.
9291 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9292 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9293 * config/i386/i386-protos.h (ix86_return_in_memory,
9294 ix86_sol10_return_in_memory): Likewise.
9295 * config/i386/i386.c (ix86_function_value,
9296 ix86_function_sseregparm, ix86_must_pass_in_stack,
9297 type_natural_mode, classify_argument, examine_argument,
9298 construct_container, ix86_pass_by_reference, function_value_32,
9299 function_value_64, ix86_function_value_1, return_in_memory_32,
9300 return_in_memory_64, return_in_memory_ms_64,
9301 ix86_return_in_memory, ix86_sol10_return_in_memory,
9302 TARGET_PROMOTE_PROTOTYPES): Likewise.
9303 * config/ia64/ia64-protos.h (ia64_function_value,
9304 ia64_hpux_function_arg_padding): Likewise.
9305 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9306 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9307 ia64_hpux_function_arg_padding): Likewise.
9308 * config/iq2000/iq2000-protos.h (function_arg,
9309 iq2000_function_value): Likewise.
9310 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9311 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9312 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9313 function_arg, iq2000_function_value): Likewise.
9314 * config/m32c/m32c-protos.h (m32c_function_value,
9315 m32c_promote_function_return): Likewise.
9316 * config/m32c/m32c.c (m32c_pass_by_reference,
9317 m32c_promote_prototypes, m32c_promote_function_return,
9318 m32c_function_value): Likewise.
9319 * config/m32r/m32r.c (m32r_return_in_memory,
9320 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9321 m32r_in_small_data_p): Likewise.
9322 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9324 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9325 m68hc11_function_arg_padding): Likewise.
9326 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9327 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9328 m68k_function_value): Likewise.
9329 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9330 mcore_function_value): Likewise.
9331 * config/mcore/mcore.c (handle_structs_in_regs,
9332 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9333 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9334 mcore_num_arg_regs, mcore_function_value): Likewise.
9335 * config/mips/mips-protos.h (mips_pad_arg_upward,
9336 mips_function_value): Likewise.
9337 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9338 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9339 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9340 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9341 mips_function_value): Likewise.
9342 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9344 * config/mmix/mmix.c (mmix_pass_by_reference,
9345 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9346 mmix_encode_section_info): Likewise.
9347 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9349 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9350 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9351 mn10300_function_value): Likewise.
9352 * config/mt/mt-protos.h (mt_function_value): Likewise.
9353 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9354 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9355 * config/pa/pa-protos.h (function_arg_padding, function_value,
9356 pa_return_in_memory): Likewise.
9357 * config/pa/pa.c (pa_pass_by_reference,
9358 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9359 function_arg_padding, function_value, pa_return_in_memory):
9361 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9362 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9363 function_arg_padding): Likewise.
9364 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9365 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9366 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9367 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9368 function_arg_padding, altivec_expand_dst_builtin,
9369 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9370 altivec_init_builtins, rs6000_common_init_builtins,
9371 rs6000_function_value): Likewise.
9372 * s390/s390-protos.h (s390_function_value): Likewise.
9373 * config/s390/s390.c (s390_function_arg_size,
9374 s390_pass_by_reference, s390_return_in_memory,
9375 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9376 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9377 * config/score/score-protos.h (score_function_value): Likewise.
9378 * config/score/score.c (score_arg_partial_bytes,
9379 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9380 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9381 score_pass_by_reference, score_add_offset, score_function_value):
9383 * config/sh/sh-protos.h (sh_attr_renesas_p,
9384 sh_promote_prototypes): Likewise.
9385 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9386 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9387 sh_attr_renesas_p): Likewise.
9388 * config/sparc/sparc-protos.h (function_value,
9389 function_arg_padding): Likewise.
9390 * config/sparc/sparc.c (sparc_promote_prototypes,
9391 sparc_return_in_memory, sparc_pass_by_reference,
9392 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9393 function_arg_record_value_2, function_arg_record_value_1,
9394 function_arg_record_value, function_arg_record_value,
9395 function_arg_padding, function_value): Likewise.
9396 * config/spu/spu-protos.h (spu_function_value): Likewise.
9397 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9398 spu_function_value): Likewise.
9399 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9401 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9402 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9403 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9405 * config/v850/v850.c (v850_return_in_memory,
9406 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9407 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9408 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9409 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9410 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9412 * explow.c (promote_mode, hard_function_value): Likewise.
9413 * expr.h (hard_function_value, promote_mode): Likewise.
9414 * function.c (aggregate_value_p): Likewise.
9415 * hooks.c (hook_bool_const_tree_true): New.
9416 * hooks.h (hook_bool_const_tree_true): New.
9417 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9418 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9419 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9420 TARGET_RETURN_IN_MSB): Likewise.
9421 * target.h (promote_function_args, promote_function_return,
9422 promote_prototypes, return_in_memory, return_in_msb,
9423 pass_by_reference, must_pass_in_stack, callee_copies,
9424 function_value): Likewise.
9425 * targhooks.c (default_return_in_memory,
9426 hook_pass_by_reference_must_pass_in_stack,
9427 hook_callee_copies_named,
9428 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9429 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9430 default_function_value): Likewise.
9431 * targhooks.h (default_return_in_memory,
9432 hook_pass_by_reference_must_pass_in_stack,
9433 hook_callee_copies_named,
9434 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9435 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9436 default_function_value): Likewise.
9437 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9438 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9439 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9440 * tree.c (needs_to_live_in_memory): Likewise.
9441 * tree.h (struct tree_type, needs_to_live_in_memory,
9442 aggregate_value_p, must_pass_in_stack_var_size,
9443 must_pass_in_stack_var_size_or_pad): Likewise.
9444 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9445 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9446 lookup_filename): Likewise.
9448 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9451 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9452 fake fcomi i387 instruction for !TARGET_CMOVE.
9453 (ix86_expand_branch): Expand natural sequence with one jump for
9454 all targets, not only TARGET_CMOVE.
9455 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9456 pattern to implement fake fcomi sequence. Split instruction after
9457 reload to correct compare sequences.
9458 (*cmpfp_xf_cc): Ditto.
9459 (*cmpfp_<mode>_cc): Ditto.
9460 (*cmpfp_u_cc): Ditto.
9461 (*cmpfp_<mode>_cc): Ditto.
9463 2007-08-23 Richard Guenther <rguenther@suse.de>
9465 * tree-pretty-print.c (dump_generic_node): Annotate
9466 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9468 2007-08-23 Richard Guenther <rguenther@suse.de>
9470 * builtins.c (expand_builtin_mathfn): Wrap argument in
9471 save_expr directly instead of re-building the call.
9472 (expand_builtin_mathfn_2): Likewise.
9473 (expand_builtin_mathfn_3): Likewise.
9474 (expand_builtin_interclass_mathfn): Likewise.
9475 (expand_builtin_int_roundingfn): Set arg.
9476 (expand_builtin_int_roundingfn_2): Likewise.
9478 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9480 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9481 *sse_nand<mode>3, *sse_xor<mode>3): New.
9483 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9485 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9486 * config/i386/i386.c (print_operand): Handle ';' code. Output
9487 semicolon for TARGET_MACHO.
9488 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9489 emit semicolon after 'lock' prefix.
9490 (sync_double_compare_and_swap<mode>): Ditto.
9491 (*sync_double_compare_and_swapdi_pic): Ditto.
9492 (*sync_compare_and_swap_cc<mode>): Ditto.
9493 (sync_double_compare_and_swap_cc<mode>): Ditto.
9494 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9495 (sync_old_add<mode>): Ditto.
9496 (sync_add<mode>): Ditto.
9497 (sync_sub<mode>): Ditto.
9498 (sync_ior<mode>): Ditto.
9499 (sync_and<mode>): Ditto.
9500 (sync_xor<mode>): Ditto.
9502 2007-08-22 Chao-ying Fu <fu@mips.com>
9504 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9506 (copy_rtx): Handle CONST_FIXED.
9507 (rtx_equal_p): Likewise.
9508 * rtl.h (fixed_value.h): New include.
9509 (rtx_def): Add a new field of fixed_value to u.
9510 (XCNMPFV): Define for accessing fixed_value.
9511 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9513 * rtl.def (CONST_FIXED): New constant.
9514 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9515 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9516 US_ASHIFT): New codes.
9517 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9518 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9519 unsigned_fract_convert, unsigned_sat_fract): Document them.
9520 * varasm.c (assemble_integer): Extend to support fixed-point constants
9521 by using different machine classes.
9522 (decode_addr_const): Handle FIXED_CST.
9523 (const_hash_1): Likewise.
9524 (compare_constant): Likewise.
9525 (copy_constant): Likewise.
9526 (const_rtx_hash_1): Handle CONST_FIXED.
9527 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9528 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9530 (initializer_constant_valid_p): Handle FIXED_CST.
9531 (output_constant): Support FIXED_POINT_TYPE.
9532 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9533 * cse.c (hash_rtx): Support CONST_FIXED.
9534 (exp_equiv_p): Likewise.
9535 (cannon_reg): Likewise.
9536 (fold_rtx): Likewise.
9537 (equiv_constant): Likewise.
9538 (cse_process_notes_1): Likewise.
9539 (count_reg_usage): Likewise.
9540 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9541 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9542 (wrap_constant): Check CONST_FIXED.
9543 (cselib_hash_rtx): Support CONST_FIXED.
9544 (cselib_subst_to_values): Likewise.
9545 * df-scan.c (df_uses_record): Likewise.
9546 * gcse.c (want_to_gcse_p): Likewise.
9547 (oprs_unchanged_p): Likewise.
9548 (oprs_not_set_p): Likewise.
9549 (compute_transp): Likewise.
9550 (extract_mentioned_regs_helper): Likewise.
9551 * genemit.c (gen_exp): Likewise.
9552 * local-alloc.c (equiv_init_varies_p): Likewise.
9553 (contains_replace_regs): Likewise.
9554 (memref_referenced_p): Likewise.
9555 * loop-invariant.c (check_maybe_invariant): Likewise.
9556 (hash_invariant_expr_1): Likewise.
9557 (invariant_expr_equal_p): Likewise.
9558 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9559 * regclass.c (reg_scan_mark_refs): Likewise.
9560 * regrename.c (scan_rtx): Likewise.
9561 * resource.c (mark_referenced_resources): Likewise.
9562 (mark_set_resources): Likewise.
9563 * rtlanal.c (rtx_unstable_p): Likewise.
9564 (rtx_varies_p): Likewise.
9565 (count_occurrences): Likewise.
9566 (reg_mentioned_p): Likewise.
9567 (modified_between_p): Likewise.
9568 (modified_in_p): Likewise.
9569 (volatile_insn_p): Likewise.
9570 (volatile_refs_p): Likewise.
9571 (side_effects_p): Likewise.
9572 (may_trap_p_1): Likewise.
9573 (inequality_comparisons_p): Likewise.
9574 (computed_jump_p_1): Likewise.
9575 (commutative_operand_precedence): Likewise.
9576 * sched-deps.c (sched_analyze_2): Likewise.
9577 * sched-vis.c (print_value): Likewise.
9578 * reload.c (operands_match_p): Likewise.
9579 (subst_reg_equivs): Likewise.
9580 * reload1.c (eliminate_regs_1): Likewise.
9581 (elimination_effects): Likewise.
9582 (scan_paradoxical_subregs): Likewise.
9583 * alias.c (rtx_equal_for_memref_p): Likewise.
9584 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9585 * emit-rtl.c (const_fixed_htab): New hash table.
9586 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9588 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9589 const_fixed_from_fixed_value): New functions.
9590 (verify_rtx_sharing): Handle CONST_FIXED.
9591 (copy_rtx_if_shared_1): Likewise.
9592 (reset_used_flags): Likewise.
9593 (set_used_flags): Likewise.
9594 (copy_insn_1): Likewise.
9595 (init_emit_once): Create const_fixed_htab.
9596 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9598 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9600 PR tree-optimization/32949
9601 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9602 before failing for ivs with non-constant step.
9604 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9606 * doc/md.texi (Iterators): Renamed from Macros. All contents
9607 changed to reflect rename of respectively define_code_macro and
9608 define_mode_macro to define_code_iterator and define_mode_iterator.
9609 (Mode Iterators, Code Iterators): Similar.
9610 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9611 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9612 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9613 (initialize_iterators, find_iterator, check_code_iterator)
9614 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9615 (read_mapping, read_rtx_1): Similar.
9616 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9617 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9618 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9619 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9620 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9621 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9622 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9623 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9624 config/rs6000/sync.md, config/rs6000/rs6000.md,
9625 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9626 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9627 config/vax/vax.md, config/bfin/bfin.md: Similar.
9629 2007-08-22 David Daney <ddaney@avtrex.com>
9631 * doc/install.texi (Testing): Mention testing on a simulator.
9633 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9635 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9637 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9638 and rearrange floating point conversion functions into different
9641 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9643 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9644 dfa_post_advance_cycle): New scheduler hooks.
9645 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9646 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9648 (TARGET_SCHED): Use them.
9649 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9650 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9651 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9653 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9654 function to facilitate debugging.
9655 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9656 (output_insn_has_dfa_reservation_p): New static function to output
9657 insn_has_dfa_reservation_p ().
9658 (write_automata): Use it.
9659 * genattr.c (main): Output declaration for
9660 insn_has_dfa_reservation_p ().
9662 2007-08-22 Christian Bruel <christian.bruel@st.com>
9663 Richard Guenther <rguenther@suse.de>
9665 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9666 * simplify_rtx (simplify_binary_operation_1): Likewise.
9668 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9670 PR rtl-optimization/32557
9671 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9672 of REGNO (mws->mw_reg).
9674 2007-08-22 Richard Guenther <rguenther@suse.de>
9677 * builtins.c (expand_builtin_int_roundingfn): Replace call
9678 argument wrapped with SAVE_EXPR directly.
9679 (expand_builtin_int_roundingfn_2): Likewise.
9681 2007-08-22 Richard Guenther <rguenther@suse.de>
9683 * tree-inline.c (inlinable_function_p): Restore disregarding
9684 inline limits for GNU extern inline functions.
9686 2007-08-22 Richard Guenther <rguenther@suse.de>
9689 * tree.c (host_integerp): Treat sizetype as signed as it is
9692 2007-08-21 Ian Lance Taylor <iant@google.com>
9694 PR tree-optimization/33134
9695 * tree-vrp.c (adjust_range_with_scev): Call
9696 set_value_range_to_value.
9698 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9700 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9703 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9705 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9708 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9710 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9711 cases to set eight bytes at a time.
9712 (expand_block_move): Likewise.
9714 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9717 * dwarf2out.c (gen_decl_die): Don't call
9718 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9720 2007-08-21 Paul Brook <paul@codesourcery.com>
9721 Nathan Sidwell <nathan@codesourcery.com>
9722 Mark Mitchell <mark@codesourcery.com>
9723 Joseph Myers <joseph@codesourcery.com>
9725 * configure.ac: Add --with-pkgversion and --with-bugurl.
9726 * configure: Regenerate.
9727 * doc/install.texi: Document them.
9728 * version.c (version_string): Remove VERSUFFIX.
9729 (VERSUFFIX): Remove.
9730 (pkgversion_string): New.
9731 (bug_report_url): Do not hard-code initializer.
9732 * version.h (pkgversion_string): Declare.
9733 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9735 (version.o): Define PKGVERSION and BUGURL.
9736 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9737 (%.pod): Define BUGURL.
9738 * gcc.c (process_command, main): Use pkgversion_string.
9739 * toplev.c (compile_file, print_version): Likewise.
9740 * protoize.c (main): Likewise.
9741 * gcov.c (print_version): Likewise. Update copyright date.
9742 * gcov-dump.c (print_version): Likewise. Update copyright date.
9743 * mips-tdump.c (main): Likewise. Update copyright date.
9744 * mips-tfile.c (main): Likewise. Update copyright date.
9745 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9746 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9747 shorten description.
9748 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9749 * doc/gccint.texi: Likewise.
9750 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9751 Update copyright date.
9753 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9755 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9756 (ix86_expand_strlensi_unroll_1): Ditto.
9757 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9758 (ix86_expand_carry_flag_compare): Update comment.
9760 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9763 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9764 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9766 2007-08-21 Richard Guenther <rguenther@suse.de>
9768 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9770 2007-08-21 Richard Guenther <rguenther@suse.de>
9773 * fold-const.c (fold_binary): Remove index +p PTR folding.
9774 Fix types of POINTER_PLUS_EXPR generated by folding of
9777 2007-08-20 Chao-ying Fu <fu@mips.com>
9779 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9780 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9781 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9782 (c_common_fixed_point_type_for_size): Declare.
9783 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9784 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9785 (c_token_starts_declspecs): Likewise.
9786 (c_parser_declspecs): Likewise.
9787 (c_parser_attributes): Likewise.
9788 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9789 (c_declspecs): Add saturating_p.
9790 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9791 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9792 _Sat. Handle RID_SAT.
9793 Avoid using void, bool, char, int, float, double, _Decimal32,
9794 _Decimal64, _Decimal128, and complex with _Sat.
9795 Handle RID_FRACT and RID_ACCUM.
9796 Make sure _Sat is used with _Fract or _Accum.
9797 (finish_declspecs): Handle cts_fract and cts_accum.
9798 * c-common.c (fixed-value.h): New include.
9799 (constant_expression_warning): Handle FIXED_CST.
9800 (overflow_warning): Likewise.
9801 (warnings_for_convert_and_check): Likewise.
9802 (c_common_fixed_point_type_for_size): New.
9803 (c_common_type_for_mode): Handle fixed-point modes to
9804 return various saturating/non-saturating, signed/unsigned types.
9805 (c_common_signed_or_unsigned_type): Support fixed-point types.
9806 (shorten_compare): Check fixed-point zero.
9807 Handle FIXED_POINT_TYPE.
9808 (c_common_truthvalue_conversion): Handle FIXED_CST.
9809 Handle FIXED_POINT_TYPE.
9810 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9812 (handle_mode_attribute): Handle fixed-point modes. Need to check
9813 if the signness of base type and fixed-point modes are consistent.
9814 (handle_vector_size_attribute): Handle fixed-point modes.
9815 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9816 (warn_for_div_by_zero): Check fixed-point zero.
9817 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9818 a common fixed-point type based on fbit, ibit, sign, and saturation.
9819 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9820 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9821 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9822 (convert_for_assignment): Support FIXED_POINT_TYPE.
9823 (digest_init): Handle FIXED_POINT_TYPE.
9824 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9825 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9826 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9827 GE_EXPR, LT_EXPR, GT_EXPR.
9828 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9829 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9830 * target.h (gcc_target): Add fixed_point_supported_p.
9831 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9832 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9833 (default_fixed_point_supported_p): Define.
9834 * targhooks.h (default_fixed_point_supported_p): Declare.
9835 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9836 * doc/install.texi (Configuration): Add --enable-fixed-point.
9837 * configure.ac (--enable-fixed-point): New to enable fixed-point
9838 arithmetic extension to C. For mips targets, we enable it by default.
9839 * configure, config.in: Regenerate.
9841 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9843 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9845 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9847 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9848 DWARF2_DEBUGGING_INFO.
9849 (cold_text_section_used): Same.
9850 (cold_text_section): Same.
9852 2007-08-20 Richard Guenther <rguenther@suse.de>
9854 * c-typeck.c (convert_for_assignment): Use the type of
9855 the member for the initialization.
9857 2007-08-20 Richard Guenther <rguenther@suse.de>
9859 * c-objc-common.c (c_disregard_inline_limits): Remove.
9860 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9861 * cgraphunit.c (cgraph_process_new_functions): Call
9862 disregard_inline_limits_p.
9863 (cgraph_preserve_function_body_p): Likewise.
9864 * ipa-inline.c (compute_inline_parameters): Likewise.
9865 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9867 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9868 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9869 disregard_inline_limits langhook.
9870 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9872 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9873 disregard_inline_limits langhook.
9874 * tree-inline.c (disregard_inline_limits_p): New function.
9875 * tree-inline.h (disregard_inline_limits_p): Declare.
9877 2007-08-20 Richard Guenther <rguenther@suse.de>
9879 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9880 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9881 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9882 auto_var_in_fn_p langhook.
9883 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9885 * tree.c (auto_var_in_fn_p): ... here.
9886 (find_var_from_fn): Call auto_var_in_fn_p directly.
9887 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9888 auto_var_in_fn_p langhook.
9889 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9890 (copy_body_r): Likewise.
9891 (self_inlining_addr_expr): Likewise.
9892 * tree.h (auto_var_in_fn_p): Declare.
9894 2007-08-20 Richard Guenther <rguenther@suse.de>
9896 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9897 (walk_type_fields): Take lh parameter.
9898 (walk_tree): Rename to ...
9899 (walk_tree_1): ... this. Do not call the walk_subtrees
9900 langhook but the now passed callback. Pass lh on recursion.
9901 (walk_tree_without_duplicates): Rename to ...
9902 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9903 and call walk_tree_1.
9904 * tree.h (walk_tree_lh): New typedef.
9905 (walk_tree_1): Declare.
9906 (walk_tree_without_duplicates_1): Likewise.
9907 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9908 (walk_tree_without_duplicates): New define to
9909 walk_tree_without_duplicates_1 with NULL lh parameter.
9910 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9911 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9913 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9914 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9915 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9918 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9921 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9922 code in front of the compacting of basic blocks.
9923 Move the folding of statements inbetween the cgraph checking
9924 and compacting of basic blocks.
9926 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9927 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9930 * config/alpha/alpha.c (va_list_skip_additions): Check for
9931 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9932 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9933 PLUS_EXPR when checking ap.__base.
9934 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9935 when doing addition on pointer types. Use size_int instead of
9937 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9938 ptr_type in the second operand.
9940 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9943 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9945 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9948 * cfgexpand.c (expand_one_register_var): Mark pointer
9949 DECL_ARTIFICIAL as REG_POINTER also.
9950 * stmt.c (expand_decl): Likewise.
9952 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9959 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9960 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9961 on_worklist argument and avoid adding things to worklist multiple
9963 (add_to_worklist): Ditto.
9964 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9965 single SFT is clobbered.
9966 (set_initial_properties): Ditto.
9967 (compute_call_clobbered): Update for changes to function
9969 (create_overlap_variables_for): Always create SFT for offset 0.
9970 (create_structure_vars): Handle PHI's, since we are in SSA form at
9972 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9973 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9975 (add_vars_for_offset): Figure out aliases from access + points-to.
9976 (add_virtual_operand): Use add_vars-for_offset.
9977 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9978 (add_call_clobber_ops): Remove makes_clobbering_call set.
9979 (get_expr_operands): Always pass through the INDIRECT_REF
9981 * tree-ssa-structalias.c (struct constraint_graph): Remove
9983 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9984 address_taken, pt_used, number_incoming.
9985 (FIRST_ADDR_NODE): Removed.
9986 (merge_graph_nodes): Remove broken code for the moment.
9987 (init_graph): New function.
9988 (build_pred_graph): Remove code to init_graph.
9989 Add location equivalence support.
9990 (struct scc_info): Rename roots to deleted.
9992 (init_scc_info): Ditto
9993 (init_topo_info): Use graph->size.
9994 (compute_topo_order): Ditto.
9995 (do_da_constraint): Removed.
9996 (do_sd_constraint): Remove calls to find().
9997 set_union_with_increment should always get 0 as last arg here.
9998 (do_complex_constraint): Replace do_da_constraint with assert.
10000 (struct equiv_class_label): New.
10001 (pointer_equiv_class_table): Ditto.
10002 (location_equiv_class_table): Ditto.
10003 (equiv_class_label_hash): Ditto.
10004 (equiv_class_label_eq): Ditto
10005 (equiv_class_lookup): Ditto.
10006 (equiv_class_ladd): Ditto.
10007 (pointer_equiv_class): Ditto.
10008 (location_equiv_class): Ditto.
10009 (condense_visit): Rename and rewrite from label_visit to do only
10010 SCC related stuff for HU.
10011 (label_visit): Do HU work for HU.
10012 (perform_var_substitution): Update to do HU and location
10014 (free_var_substitution_info): Update to free HU and location
10015 equivalence structures. */
10016 (find_equivalent_node): Update for pointer but not location
10018 (unite_pointer_equivalences): New function.
10019 (move_complex_constraints): Rewrite to only do moving.
10020 (rewrite_constraints): Split out of move_complex_constraints.
10021 (solve_graph): Use graph->size.
10022 (process_constraint_1): Add from_call argument, use it.
10023 Split *a = &b into two constraints.
10024 (process_constraint): Use new process_constraint_1.
10025 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10026 (get_constraint_for): Handle non-pointer integers properly.
10027 Remove code that used to handle structures.
10028 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10029 with unknown addends.
10030 (handle_rhs_call): New function.
10031 (find_func_aliases): Use handle_rhs_call.
10032 (set_uids_in_ptset): Add an assert.
10033 (set_used_smts): Fix bug in not considering unified vars.
10034 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10035 (compute_points_to_sets): Update for other function changes.
10036 (delete_points_to_sets): Ditto.
10037 (ipa_pta_execute): Ditto.
10038 (pass_ipa_pta): We need to update SSA after ipa_pta.
10040 2007-08-19 Jan Hubicka <jh@suse.cz>
10042 * i386.md: Replace "rim" and "mri" constraints by "g".
10044 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10046 * dwarf2out.c (text_section_used, cold_text_section_used,
10047 cold_text_section, dwarf2out_note_section_used): New.
10048 (dwarf2out_init): Initialize cold_text_section.
10049 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10050 dwarf2out_note_section_used.
10051 (size_of_aranges): Only count entry for text section if it was
10052 used. Count entry for cold text section if it was used.
10053 (output_aranges): Only output entries for text section and cold
10054 text section if they were used.
10056 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10058 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10060 (debug_generic_stmt): Likewise.
10061 (debug_tree_chain): Likewise.
10063 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10065 * tree-data-refs.c (split_constant_offset): Expose.
10066 * tree-data-refs.h (split_constant_offset): Add declaration.
10068 * tree-vectorizer.h (dr_alignment_support): Renamed
10069 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10070 Added a new value dr_explicit_realign.
10071 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10072 dr_offset, dr_step, and dr_aligned_to, along with new access
10073 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10074 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10075 STMT_VINFO_DR_ALIGNED_TO.
10077 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10079 In case of outer-loop vectorization with non-fixed misalignment - use
10080 the dr_explicit_realign scheme instead of the optimized realignment
10082 (new_stmt_vec_info): Initialize new fields.
10084 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10085 'nested_in_vect_loop' case. Change verbosity level.
10086 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10087 Don't fail on zero step in the outer-loop for loads.
10088 (vect_analyze_data_refs): Call split_constant_offset to calculate
10089 base, offset and init relative to the outer-loop.
10091 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10092 BSI function argument with a new function argument - at_loop.
10093 Simplify the condition that determines STEP. Takes additional argument
10094 INV_P. Support outer-loop vectorization (handle the
10095 nested_in_vect_loop case), including zero step in the outer-loop. Call
10096 vect_create_addr_base_for_vector_ref with additional argument.
10097 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10098 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10099 Fixed and simplified calculation of step.
10100 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10101 of bsi, and with additional argument. Call bump_vector_ptr with
10102 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10103 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10104 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10105 when the realignment setup needs to take place inside the loop.
10106 Support the dr_explicit_realign scheme. Allow generating the optimized
10107 realignment scheme for outer-loop vectorization. Added documentation.
10108 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10109 the 'nested_in_vect_loop' case, including loads that are invariant in
10110 the outer-loop and the realignment schemes. Handle the case when the
10111 realignment setup needs to take place inside the loop. Call
10112 vect_setup_realignment with additional arguments. Call
10113 vect_create_data_ref_ptr with additional argument and with loop instead
10114 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10115 (vect_gen_niters_for_prolog_loop): Call
10116 vect_create_addr_base_for_vector_ref with additional arguments.
10117 (vect_create_cond_for_align_checks): Likewise.
10118 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10119 scheme: takes additional argument bump; argument ptr_incr is now
10120 optional; updated documentation.
10121 (vect_init_vector): Takes additional argument (bsi). Use it, if
10122 available, to insert the vector initialization.
10123 (get_initial_def_for_induction): Pass additional argument in call to
10125 (vect_get_vec_def_for_operand): Likewise.
10126 (vect_setup_realignment): Likewise.
10127 (vectorizable_load): Likewise.
10129 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10131 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10132 as argument instead of struct loop.
10133 (nested_in_vect_loop_p): New function.
10134 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10135 vect_used_in_outer.
10136 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10137 from other phis in the loop.
10138 (destroy_loop_vec_info): Add additional argument to declaration.
10140 * tree-vectorizer.c (supportable_widening_operation): Also check if
10141 nested_in_vect_loop_p (don't allow changing the order in this case).
10142 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10143 of struct loop. Call nested_in_vect_loop_p and don't require
10144 flag_unsafe_math_optimizations if it returns true.
10145 (new_stmt_vec_info): When setting def_type for phis differentiate
10146 loop-header phis from other phis.
10147 (bb_in_loop_p): New function.
10148 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10149 just update their loop_vinfo. Order of BB traversal now matters -
10150 call dfs_enumerate_from with bb_in_loop_p.
10151 (destroy_loop_vec_info): Takes additional argument to control whether
10152 stmt_vinfo of the loop stmts should be destroyed as well.
10153 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10154 reduction stmt to be defines by a non loop-header phi.
10155 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10157 * tree-vect-transform.c (vectorizable_reduction): Call
10158 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10159 (vectorizable_call): Likewise.
10160 (vectorizable_conversion): Likewise.
10161 (vectorizable_operation): Likewise.
10162 (vectorizable_type_promotion): Likewise.
10163 (vectorizable_type_demotion): Likewise.
10164 (vectorizable_store): Likewise.
10165 (vectorizable_live_operation): Likewise.
10166 (vectorizable_reduction): Likewise. Also pass loop_info to
10167 vect_is_simple_reduction instead of loop.
10168 (vect_init_vector): Call nested_in_vect_loop_p.
10169 (get_initial_def_for_reduction): Likewise.
10170 (vect_create_epilog_for_reduction): Likewise.
10171 (vect_init_vector): Check which loop to work with, in case there's an
10173 (get_initial_def_for_inducion): Extend to handle outer-loop
10174 vectorization. Fix indentation.
10175 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10176 In the case vect_induction_def get the vector def from the induction
10177 phi node, instead of calling get_initial_def_for_inducion.
10178 (get_initial_def_for_reduction): Extend to handle outer-loop
10180 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10182 (vect_transform_loop): Change assert to just skip this case. Add a
10184 (vect_finish_stmt_generation): Add a couple asserts.
10186 (vect_estimate_min_profitable_iters): Multiply
10187 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10189 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10190 this is an inner-loop reduction in outer-loop vectorization.
10192 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10193 Same code as what used to be vect_analyze_scalar_cycles, only with
10194 additional argument loop, and loop_info passed to
10195 vect_is_simple_reduction instead of loop.
10196 (vect_analyze_scalar_cycles): Code factored out into
10197 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10198 Updated documentation.
10199 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10200 outer-loop vectorization that are live or not used in the outerloop,
10201 cause this requires special handling.
10202 (vect_enhance_data_refs_alignment): Don't consider versioning for
10204 (vect_analyze_data_refs): Check that there are no datarefs in the
10206 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10207 and vect_used_in_outer_by_reduction cases.
10208 (process_use): Also consider the case of outer-loop stmt defining an
10209 inner-loop stmt and vice versa.
10210 (vect_analyze_loop_1): New function.
10211 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10212 loops. Call vect_analyze_loop_1.
10213 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10214 been vectorized. Call destroy_loop_vec_info with additional argument.
10216 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10217 in the inner-loop when doing outer-loop vectorization. Add
10218 documentation and printout.
10219 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10220 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10222 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10224 * tree-affine.h (print_aff): New prototype.
10225 (debug_aff): Likewise.
10226 * tree-affine.c (print_aff): New function.
10227 (debug_aff): Likewise.
10229 2007-08-18 Paul Brook <paul@codesourcery.com>
10230 Joseph Myers <joseph@codesourcery.com>
10232 * common.opt (-fdebug-prefix-map=): New option.
10233 * opts.c: Include debug.h.
10234 (common_handle_option): Handle -fdebug-prefix-map.
10235 * final.c: Include ggc.h.
10236 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10237 remap_debug_filename): New.
10238 * Makefile.in (final.o, opts.o): Update dependencies.
10239 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10240 * configure.ac: Check for assembler --debug-prefix-map support.
10241 * configure, config.in: Regenerate.
10242 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10243 (ASM_DEBUG_SPEC): Include ASM_MAP.
10244 * doc/install.texi (--with-debug-prefix-map): Document.
10245 * doc/invoke.texi (-fdebug-prefix-map): Document.
10246 * dbxout.c (dbxout_init, dbxout_start_source_file,
10247 dbxout_source_file): Call remap_debug_filename.
10248 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10249 dwarf2out_start_source_file, dwarf2out_finish): Call
10250 remap_debug_filename.
10251 (file_table_relative_p): Do not check d->emitted_number.
10252 * toplev.c (output_file_directive): Call remap_debug_filename.
10253 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10254 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10256 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10258 * loop-invariant.c (find_invariants_to_move): Add missing macro
10261 2007-08-17 Tom Tromey <tromey@redhat.com>
10263 * tree.h (struct tree_label_decl): Removed old "java" fields.
10265 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10266 Nigel Stephens <nigel@mips.com>
10268 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10269 Treat -mno-data-in-code and -mcode-xonly as aliases for
10270 -mcode-readable=no and -mcode-readable=pcrel respectively.
10271 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10272 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10273 (MULTILIB_DIRNAMES): Update accordingly.
10275 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10277 * Makefile.in (version.o): Depend on $(REVISION) only if
10278 REVISION_s is defined.
10280 2007-08-17 Sa Liu <saliu@de.ibm.com>
10281 Ulrich Weigand <uweigand@de.ibm.com>
10283 PR middle-end/32970
10284 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10285 use build_qualified_type to retain qualifiers of the base type.
10287 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10289 * config/score/score.md : Update pattern tablejump.
10290 * config/score/score.c : Update score_initialize_trampoline
10292 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10293 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10294 * doc/contrib.texi: Add my entry.
10296 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10298 * Makefile.in (REVISION): New.
10301 (version.o): Also depend on $(REVISION). Add
10302 -DREVISION=$(REVISION_s).
10304 * version.c (version_string): Add REVISION.
10306 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10308 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10309 of GOTO that's relocated to a different block.
10311 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10313 * c-common.c (const_strip_array_types): New.
10314 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10315 (const_strip_array_types): New.
10316 * c-objc-common.c (c_disregard_inline_limits,
10317 c_warn_unused_global_decl): Constify.
10318 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10319 c_vla_type_p, c_incomplete_type_error): Likewise.
10320 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10321 * hooks.c (hook_bool_const_tree_false): New.
10322 * hooks.h (hook_bool_const_tree_false): Likewise.
10323 * langhooks-def.h (lhd_warn_unused_global_decl,
10324 lhd_incomplete_type_error, lhd_expr_size,
10325 lhd_tree_inlining_disregard_inline_limits,
10326 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10327 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10328 * langhooks.c (lhd_warn_unused_global_decl,
10329 lhd_incomplete_type_error,
10330 lhd_tree_inlining_disregard_inline_limits,
10331 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10332 lhd_expr_size): Likewise.
10333 * langhooks.h (lang_hooks_for_tree_inlining,
10334 lang_hooks_for_tree_dump, lang_hooks_for_types,
10335 lang_hooks_for_decls, lang_hooks): Likewise.
10336 * pointer-set.c (pointer_set_t, pointer_set_create,
10337 pointer_set_contains, insert_aux, pointer_set_insert,
10338 pointer_set_traverse, pointer_map_t, pointer_map_create,
10339 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10341 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10342 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10343 pointer_map_traverse): Likewise.
10344 * predict.c (assert_is_empty): Likewise.
10345 * tree-affine.c (free_name_expansion): Likewise.
10346 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10347 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10348 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10350 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10352 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10354 (destroy_loop_vec_info): Add call to VEC_free.
10355 * tree-vectorizer.h (may_alias_ddrs): Define.
10356 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10357 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10358 Change reporting to dump.
10359 (vect_is_duplicate_ddr): New.
10360 (vect_mark_for_runtime_alias_test): New.
10361 (vect_analyze_data_ref_dependences) Add call to
10362 vect_mark_for_runtime_alias_test.
10363 (vect_enhance_data_refs_alignment): Define local variable
10364 vect_versioning_for_alias_required, don't perform
10365 peeling for alignment if versioning for alias is
10367 (vect_enhance_data_refs_alignment): Use
10368 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10369 PARAM_VECT_MAX_VERSION_CHECKS.
10370 * tree-vect-transform.c
10371 (vect_create_cond_for_alias_checks): New.
10372 (vect_transform_loop): Add call to
10373 vect_create_cond_for_alias_checks.
10374 (vect_vfa_segment_size): New.
10375 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10377 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10379 (vect-max-version-for-alignment-checks): Document.
10380 (vect-max-version-for-alias-checks): Document.
10381 (vect-max-version-checks): Remove.
10383 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10385 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10386 the same line as the instruction for all asm dialects.
10387 (*rep_movsi): Ditto.
10388 (*rep_movsi_rex64): Ditto.
10389 (*rep_movqi): Ditto.
10390 (*rep_movqi_rex64): Ditto.
10391 (*rep_stosdi_rex64): Ditto.
10392 (*rep_stossi): Ditto.
10393 (*rep_stossi_rex64): Ditto.
10394 (*rep_stosqi): Ditto.
10395 (*rep_stosqi_rex64): Ditto.
10396 (*cmpstrnqi_nz_1): Ditto.
10397 (*cmpstrnqi_nz_rex_1): Ditto.
10398 (*cmpstrnqi_1): Ditto.
10399 (*cmpstrnqi_rex_1): Ditto.
10400 (*strlenqi_1): Ditto.
10401 (*strlenqi_rex_1): Ditto.
10402 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10403 prefix on the same line as the instruction for all asm dialects.
10404 (sync_double_compare_and_swap<mode>): Ditto.
10405 (*sync_double_compare_and_swapdi_pic): Ditto.
10406 (*sync_compare_and_swap_cc<mode>): Ditto.
10407 (sync_double_compare_and_swap_cc<mode>): Ditto.
10408 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10409 (sync_old_add<mode>): Ditto.
10410 (sync_add<mode>): Ditto.
10411 (sync_sub<mode>): Ditto.
10412 (sync_ior<mode>): Ditto.
10413 (sync_and<mode>): Ditto.
10414 (sync_xor<mode>): Ditto.
10416 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10418 PR middle-end/32897
10419 * reload.c (find_reloads): Check that the memory returned by
10420 find_reloads_toplev was not the result of forcing a constant
10422 (find_reloads_toplev): Always use simplify_gen_subreg to get
10423 the subreg of a constant. If the result is also a constant,
10424 but not a legitimate one, force it into the constant pool
10425 and reload its address.
10427 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10429 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10432 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10434 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10435 directive for the current vector ABI.
10437 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10440 * caller-save.c (reg_save_code): Set invalide status on restore code.
10442 2007-08-15 Diego Novillo <dnovillo@google.com>
10444 * tree-ssa-alias.c (compute_memory_partitions): Use
10445 alias_bitmap_obstack to allocate bitmaps.
10446 (reset_alias_info): Factor out of init_alias_info.
10447 Mark all name tags not associated to an SSA name for renaming.
10448 (init_alias_info): Call it.
10449 (create_name_tags): Tidy. Add comments.
10450 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10452 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10454 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10455 scheduler dependencies.
10457 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10459 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10460 "register_operand".
10461 (*iorsi_1_zext): Likewise.
10462 (*iorsi_1_zext_imm): Likewise.
10463 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10464 with "rm"/"xm" constraint.
10465 (sse2_vmsqrtv2df2): Likewise.
10467 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10469 PR middle-end/33074
10470 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10473 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10475 * tree-pass.h (PROP_pta): Removed.
10476 (TODO_rebuild_alias): New.
10477 (pass_may_alias): Removed.
10478 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10479 aliasing if we changed something.
10480 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10482 (pass_may_alias): Removed.
10483 (create_structure_vars): Return TODO_rebuild_alias.
10484 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10485 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10487 (tree_sra_early): We never affect aliasing right now.
10488 * tree-flow.h (compute_may_aliases): New prototype.
10489 * passes.c: Remove pass_may_alias from the passes.
10490 (execute_function_todo): Support TODO_rebuild_alias.
10492 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10494 * i386.c: (legitimize_address): Move dllimported variable check
10495 infront of legitimizing pic address of CONST symbols.
10497 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10499 PR tree-optimization/32941
10500 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10501 (goto_queue_cmp): Remove.
10502 (find_goto_replacement): Change search method.
10503 (maybe_record_in_goto_queue): Add assert.
10504 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10505 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10507 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10509 * alias.c (component_uses_parent_alias_set): Constify.
10510 * alias.h (component_uses_parent_alias_set): Likewise.
10511 * cfgrtl.c (print_rtl_with_bb): Likewise.
10512 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10513 mpz_get_double_int): Likewise.
10514 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10515 mpz_get_double_int): Likewise.
10516 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10517 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10519 * expr.h (safe_from_p): Likewise.
10520 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10522 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10523 zero_sized_type, goa_lhs_expr_p): Likewise.
10524 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10525 * rtl.h (print_rtl_with_bb): Likewise.
10526 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10527 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10528 * tree-flow-inline.h (bb_stmt_list): Constify.
10529 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10531 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10532 const_first_stmt, const_last_stmt): New.
10533 (block_may_fallthru, empty_block_p): Constify.
10534 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10535 EXPR_ONLY_BODY): New.
10536 (expr_first, expr_last, expr_only): Use macro for body.
10537 (const_expr_first, const_expr_last, const_expr_only): New.
10538 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10539 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10540 ctsi_prev, ctsi_stmt): New.
10541 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10542 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10543 * tree-ssa-loop-niter.c (loop_only_exit_p,
10544 derive_constant_upper_bound): Likewise.
10545 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10546 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10547 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10548 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10549 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10550 * tree.c (get_type_static_bounds): Likewise.
10551 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10552 (get_type_static_bounds): Constify.
10554 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10557 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10558 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10559 (*<addsub><mode>3_cc_overflow): New.
10560 (*add<mode>3_cconly_overflow): New.
10561 (*sub<mode>3_cconly_overflow): New.
10562 (*<addsub>si3_zext_cc_overflow): New.
10563 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10564 CCCmode for LTU, GTU, LEU and GEU.
10565 (ix86_comparison_operator): Likewise.
10566 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10567 * config/i386/i386.c (put_condition_code): Support CCCmode.
10568 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10569 or MINUS expressions.
10571 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10574 * c-typeck.c (build_binary_op): Disallow vector float types with
10575 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10577 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10579 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10580 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10581 (dep_def): New typedef.
10582 (init_dep_1, sd_debug_dep): Declare functions.
10583 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10584 (debug_dep_links): Remove.
10585 (struct _deps_list): New field 'n_links'.
10586 (DEPS_LIST_N_LINKS): New macro.
10587 (FOR_EACH_DEP_LINK): Remove.
10588 (create_deps_list, free_deps_list, delete_deps_list): Remove
10590 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10591 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10592 (copy_deps_list_change_con, move_dep_link): Ditto.
10593 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10594 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10596 (INSN_BACK_DEPS): Remove.
10597 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10599 (INSN_DEP_COUNT): Remove.
10600 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10601 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10602 Declare global variables.
10603 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10604 (add_forw_dep, compute_forward_dependences): Remove declarations.
10605 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10606 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10607 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10609 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10611 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10612 (sd_list_types_def): New typedef.
10613 (sd_next_list): Declare function.
10614 (struct _sd_iterator): New type.
10615 (sd_iterator_def): New typedef.
10616 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10618 (FOR_EACH_DEP): New cycle wrapper.
10619 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10621 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10622 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10625 * sched-deps.c (init_dep_1): Make global.
10626 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10628 (dump_dep): New static function.
10629 (dump_dep_flags): New static variable.
10630 (sd_debug_dep): New function.
10631 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10633 (move_dep_link): Use remove_from_deps_list (), instead of
10634 detach_dep_link ().
10635 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10636 (dep_link_is_detached_p): New static function.
10637 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10639 (dn_pool, dl_pool): New alloc_pools.
10640 (dn_pool_diff, dl_pool_diff): New static variables.
10641 (create_dep_node, delete_dep_node): New static function.
10642 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10643 (deps_list_empty_p): Make it static. Use 'n_links' field.
10644 (deps_pools_are_empty_p): New static function.
10645 (alloc_deps_list, delete_deps_list): Remove.
10646 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10647 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10648 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10649 (forward_dependency_cache): Remove.
10650 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10651 'back' from the names. Change signature to use dep_t instead of
10653 (add_back_dep): Ditto. Make global.
10654 (check_dep_status): Rename to check_dep ().
10655 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10657 (sd_finish_insn): Ditto.
10658 (sd_find_dep_between_no_cache): New static function.
10659 (sd_find_dep_between): New function.
10660 (ask_dependency_caches, set_dependency_caches): New static functions.
10661 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10662 (add_or_update_dep_1): Separate pieces of functionality into
10663 ask_dependency_caches (), update_dependency_caches (),
10664 change_spec_dep_to_hard (), update_dep ().
10665 (get_back_and_forw_lists): New static function.
10666 (sd_add_dep): Separate setting of dependency caches into
10667 set_dependency_caches ().
10668 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10670 (sd_delete_dep): Ditto.
10671 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10672 (dump_lists): New static function.
10673 (sd_debug_lists): New debug function.
10674 (delete_all_dependences, fixup_sched_groups): Update to use
10675 sd_* infrastructure.
10676 (sched_analyze_2): Create data-speculative dependency only if
10677 data-speculation is enabled.
10678 (sched_analyze_insn): If insn cannot be speculative, make all its
10679 dependencies non-speculative.
10680 (sched_analyze): Use sd_init_insn ().
10681 (add_forw_dep, compute_forward_dependencies): Remove.
10682 (delete_dep_nodes_in_back_deps): New static function.
10683 (sched_free_deps): New function.
10684 (init_dependency_caches): Init alloc_pools.
10685 (extend_depedency_caches): Update after removing of
10686 forward_dependency_cache.
10687 (free_dependency_caches): Ditto. Free alloc_pools.
10688 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10689 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10691 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10692 (add_dependence): Use init_dep ().
10693 (get_dep_weak_1): New static function.
10694 (get_dep_weak): Move logic to get_dep_weak_1 ().
10695 (dump_ds): New static function moved from haifa-sched.c:
10696 debug_spec_status ().
10697 (debug_ds): New debug function.
10698 (check_dep_status): Rename to check_dep (). Update to check whole
10701 * haifa-sched.c (spec_info): Make global.
10702 (added_recovery_block_p): Rename to
10703 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10704 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10705 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10706 to use new interfaces.
10707 (ok_for_early_queue_removal): Ditto.
10708 (schedule_block): Initialize logical uids of insns emitted by the
10710 (sched_init): Initialize new variable.
10711 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10713 (extend_global): Initialize insn data.
10714 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10715 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10717 (add_to_speculative_block): Update to use new interfaces.
10718 (create_recovery_block): Set new variables.
10719 (create_check_block_twin, fix_recovery_deps): Update to use new
10721 (sched_insn_is_legitimate_for_speculation_p): New function.
10722 (speculate_insn): Move checking logic to
10723 sched_insn_is_legitimate_for_speculation_p ().
10724 (sched_remove_insn): Finalize sched-deps information of instruction.
10725 (clear_priorities, add_jump_dependencies): Update to use new
10727 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10729 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10730 to use new interfaces.
10731 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10732 (new_ready): Try to use control speculation only if it is available.
10733 (add_branch_dependences): Update to use new interfaces.
10734 (compute_block_backward_dependences): Rename to
10735 compute_block_dependences (). Call
10736 targetm.sched.dependencies_evaluation_hook ().
10737 (free_block_dependencies): New static function.
10738 (debug_dependencies): Update to use new interfaces.
10739 (schedule_region): Remove separate computation of forward dependencies.
10740 Move call of targetm.sched.dependencies_evaluation_hook () to
10741 compute_block_dependences (). Free dependencies at the end of
10742 scheduling the region.
10744 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10746 (add_deps_for_risky_insns): Ditto.
10747 (schedule_ebb): Remove separate computation of forward dependencies.
10748 Free dependencies at the end of scheduling the ebb.
10750 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10751 (build_intra_loop_deps): Ditto. Remove separate computation of
10752 forward dependencies. Free sched-deps dependencies.
10754 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10755 to use new interfaces.
10756 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10758 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10760 (is_costly_group): Ditto.
10762 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10764 * alias.c (rtx_equal_for_memref_p): Constify.
10765 * basic-block.h (const_edge, const_basic_block): New.
10766 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10767 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10768 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10769 probably_never_executed_bb_p, edge_probability_reliable_p,
10770 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10771 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10773 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10774 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10776 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10777 flow_nodes_print, dfs_enumerate_from): Likewise.
10778 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10779 control_flow_insn_p, count_basic_blocks): Likewise.
10780 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10781 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10782 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10783 average_num_loop_insns, loop_exit_edge_p,
10784 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10785 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10786 average_num_loop_insns, seq_cost): Likewise.
10787 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10788 * dominance.c (dominated_by_p): Likewise.
10789 * emit-rtl.c (validate_subreg): Likewise.
10790 * except.c (can_throw_internal, can_throw_external): Likewise.
10791 * except.h (can_throw_internal, can_throw_external): Likewise.
10792 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10793 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10794 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10795 simple_mem, store_ops_ok, load_kills_store, find_loads,
10796 store_killed_in_insn, store_killed_after, store_killed_before,
10797 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10799 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10800 noce_mem_write_may_trap_or_fault_p): Likewise.
10801 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10803 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10805 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10806 probably_cold_bb_p, probably_never_executed_bb_p,
10807 edge_probability_reliable_p, br_prob_note_reliable_p,
10808 can_predict_insn_p): Likewise.
10809 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10810 * resource.c (return_insn_p): Likewise.
10811 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10813 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10814 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10815 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10816 verify_gimple_modify_stmt): Likewise.
10817 * tree-chrec.c (is_not_constant_evolution,
10818 is_multivariate_chrec_rec, is_multivariate_chrec,
10819 chrec_contains_symbols, chrec_contains_undetermined,
10820 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10821 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10822 eq_evolutions_p, scev_direction): Likewise.
10823 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10824 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10825 chrec_contains_symbols_defined_in_loop,
10826 chrec_contains_undetermined, tree_contains_chrecs,
10827 evolution_function_is_affine_multivariate_p,
10828 evolution_function_is_univariate_p, chrec_zerop,
10829 evolution_function_is_constant_p, evolution_function_is_affine_p,
10830 evolution_function_is_affine_or_constant_p,
10831 tree_does_not_contain_chrecs, chrec_type): Likewise.
10832 * tree-data-ref.c (tree_fold_divides_p,
10833 object_address_invariant_in_loop_p, dr_may_alias_p,
10834 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10835 same_access_functions, constant_access_functions,
10836 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10838 * tree-flow.h (scev_direction): Likewise.
10839 * tree-gimple.c (is_gimple_stmt): Likewise.
10840 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10842 * tree-pretty-print.c (op_prio): Likewise.
10843 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10844 analyzable_condition, backedge_phi_arg_p): Likewise.
10845 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10846 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10847 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10850 2007-08-13 Dan Hipschman <dsh@google.com>
10853 * c-format.c (check_format_arg): Move check for zero-length
10854 format strings below the check for unterminated strings.
10856 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10859 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10862 2007-08-13 Nick Clifton <nickc@redhat.com>
10864 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10866 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10869 * c-format.c (gcc_gfc_length_specs): New array.
10870 (gcc_gfc_char_table): Add unsigned specifier, and references to
10871 the l length modifier.
10872 (format_types_orig): Use the new gcc_gfc_length_specs.
10874 2007-08-12 Sa Liu <saliu@de.ibm.com>
10876 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10877 and with REG_RETVAL note after split.
10879 2007-08-11 David Daney <ddaney@avtrex.com>
10881 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10882 as ATTRIBUTE_UNUSED.
10884 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10885 Segher Boessenkool <segher@kernel.crashing.org>
10887 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10888 HAVE_LOCAL_CPU_DETECT not defined.
10890 2007-08-11 Jan Hubicka <jh@suse.cz>
10892 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10893 (cgraph_process_new_functions): Honor previous value of
10894 disregard_inline_limits.
10895 * ipa-inline.c (compute_inline_parameters): Likewise.
10897 2007-08-11 Ian Lance Taylor <iant@google.com>
10899 * alias.h (alias_set_type): Define new type.
10900 (ALIAS_SET_MEMORY_BARRIER): Use it.
10901 * rtl.h: Include alias.h.
10902 (struct mem_attrs): Use alias_set_type.
10903 * tree.h: Include alias.h
10904 (struct tree_type): Use alias_set_type.
10905 (struct tree_struct_field_tag): Likewise.
10906 (struct tree_decl_common): Likewise.
10907 * alias.c (struct alias_set_entry): Use alias_set_type.
10908 (get_alias_set_entry, alias_set_subset_of): Likewise.
10909 (alias_sets_conflict_p): Likewise.
10910 (alias_sets_must_conflict_p): Likewise.
10911 (objects_must_conflict_p): Likewise.
10912 (get_alias_set, new_alias_set): Likewise.
10913 (record_alias_subset, record_component_aliases): Likewise.
10914 (varargs_set, frame_set): Change to alias_set_type.
10915 (get_varargs_alias_set): Use alias_set_type.
10916 (get_frame_alias_set): Likewise.
10917 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10918 * dse.c (struct store_info): Use alias_set_type.
10919 (struct read_info, struct clear_alias_mode_holder): Likewise.
10920 (clear_alias_set_lookup, canon_address): Likewise.
10921 (record_store, check_mem_read_rtx): Likewise.
10922 (dse_record_singleton_alias_set): Likewise.
10923 (dse_invalidate_singleton_alias_set): Likewise.
10924 * emit-rtl.c (get_mem_attrs): Likewise.
10925 (set_mem_attributes_minus_bitpos): Likewise.
10926 (set_mem_alias_set): Likewise.
10927 * expr.c (store_constructor_field, store_field): Likewise.
10928 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10929 * langhooks.c (lhd_get_alias_set): Likewise.
10930 * langhooks-def.h (lhd_get_alias_set): Likewise.
10931 * reload1.c (alter_reg): Likewise.
10932 * tree-flow.h (struct fieldoff): Likewise.
10933 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10934 (may_alias_p, get_smt_for, create_sft): Likewise.
10935 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10936 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10937 (merge_smts_into): Likewise.
10938 * varasm.c (const_alias_set): Likewise.
10939 * c-common.c (strict_aliasing_warning): Likewise.
10940 (c_common_get_alias_set): Likewise.
10941 * dse.h (dse_record_singleton_alias_set): Update declaration.
10942 (dse_invalidate_singleton_alias_set): Likewise.
10943 * emit-rtl.h (set_mem_alias_set): Likewise.
10944 * c-common.h (c_common_get_alias_set): Likewise.
10945 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10946 * print-tree.c (print_node): Likewise.
10947 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10949 (alpha_setup_incoming_varargs): Use alias_set_type.
10950 * config/i386/i386.c (setup_incoming_varargs_64): Use
10952 (setup_incoming_varargs_ms_64): Likewise.
10953 (ix86_GOT_alias_set): Likewise.
10954 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10955 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10956 (set): Change to alias_set_type.
10957 (get_TOC_alias_set): Use alias_set_type.
10958 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10960 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10961 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10963 (struct_value_alias_set): Likewise.
10964 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10966 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10968 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10969 * config/vxworks.h (TARGET_VXWORKS): Override.
10970 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10971 "mips" if TARGET_VXWORKS.
10973 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10975 * calls.c (avoid_likely_spilled_reg): New function.
10976 (expand_call): Use it.
10978 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10980 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10982 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10984 * config/mips/predicates.md (const_call_insn_operand): Invoke
10985 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10987 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10990 * config/rs6000/driver-rs6000.c: Include link.h.
10991 Use ElfW instead of wordsize-specif typedef.
10993 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10995 * system.h (CONST_CAST): New.
10996 * c-decl.c (c_make_fname_decl): Use it.
10997 * c-lex.c (cb_ident, lex_string): Likewise.
10998 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10999 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11000 give_switch, set_multilib_dir): Likewise.
11001 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11002 * passes.c (execute_one_pass): Likewise.
11003 * prefix.c (update_path): Likewise.
11004 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11005 * tree.c (build_string): Likewise.
11007 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11009 * tree-flow-inline.h (is_exec_stmt): Remove.
11010 (is_label_stmt): Remove.
11011 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11014 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11016 * lower-subreg.c (resolve_shift_zext): Don't adjust
11017 src_reg_num for wordmode operands.
11019 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11020 David Ung <davidu@mips.com>
11022 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11023 (TARGET_SCHED_REORDER2): Define.
11024 (mips_maybe_swap_ready): New.
11025 (mips_last_74k_agen_insn): New.
11026 (mips_74k_agen_init): New.
11027 (mips_74k_agen_reorder): New function to group loads and stores
11028 in the ready queue.
11029 (mips_sched_init): New.
11030 (mips_sched_reorder): Don't do initialization here. Call
11031 mips_74k_agen_reorder.
11032 (mips_variable_issue): Call mips_74k_agen_init.
11034 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11036 * tree-flow-inline.h (get_filename): Remove.
11038 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11040 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11042 (mips_fetch_insns): Delete in favor of...
11043 (mips_load_store_insns): ...this new function.
11044 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11045 to say whether multiword moves _might_ be split.
11046 (mips_fetch_insns): Delete in favor of...
11047 (mips_load_store_insns): ...this new function.
11048 (mips_rtx_costs): Update the call to mips_address_insns.
11049 (mips_address_cost): Likewise.
11050 * config/mips/mips.md (length): Use mips_load_store_insns instead
11051 of mips_fetch_insns.
11052 * config/mips/constraints.md (R): Use mips_address_insns rather
11053 than mips_fetch_insns. Assume that the move never needs to be split.
11055 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11057 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11058 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11059 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11060 * config/mips/mips.h (mips16_hard_float): Delete.
11061 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11062 definitions, and replace with....
11063 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11064 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11065 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11066 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11067 (override_options): Replace MASK_SOFT_FLOAT references with
11068 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11069 and mips16_hard_float when TARGET_MIPS16.
11071 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11074 * c-typeck.c (build_binary_op): Check for non pointer types before
11075 calling int_fits_type_p.
11077 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11079 PR middle-end/32813
11080 * fold-const.c (omit_one_operand): Return only the ommitted expression
11081 if the result is an empty statement.
11082 (pedantic_omit_one_operand): Likewise.
11084 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11086 * c-typeck.c (readonly_error): Improve error for assignment.
11088 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11090 (pp_c_expression): Ditto.
11092 2007-08-09 Simon Baldwin <simonb@google.com>
11094 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11095 break that was preventing simplify_associative_operation() for xor.
11097 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11098 Nigel Stephens <nigel@mips.com>
11100 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11101 Document change in interpretation of value from boolean to
11103 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11104 ffs and ctz using clz.
11105 (expand_unop): Call them.
11106 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11108 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11109 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11110 enable the new ffs expansion on this target.
11112 2007-08-09 Jan Hubicka <jh@suse.cz>
11114 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11115 (expand_ternary_op): Likewise.
11116 (expand_vec_shift_expr): Likewise.
11117 (expand_binop_directly): Likewise.
11118 (expand_binop): Likewise.
11119 (sign_expand_binop): Likewise.
11120 (expand_twoval_unop): Likewise.
11121 (expand_twoval_binop): Likewise.
11122 (expand_twoval_binop_libfunc): Likewise.
11123 (widen_clz): Likewise.
11124 (widen_bswap): Likewise.
11125 (expand_parity): Likewise.
11126 (expand_unop): Likewise.
11127 (expand_abs_nojump): Likewise.
11128 (expand_copysign): Likewise.
11129 (emit_no_conflict_block): Likewise.
11130 (emit_libcall_block): Likewise.
11131 (can_compare_p): Likewise.
11132 (prepare_cmp_insn): Likewise.
11133 (emit_cmp_and_jump_insn_1): Likewise.
11134 (prepare_float_lib_cmp): Likewise.
11135 (emit_conditional_add): Likewise.
11136 (gen_add2_insn): Likewise.
11137 (have_add2_insn): Likewise.
11138 (gen_sub2_insn): Likewise.
11139 (have_sub2_insn): Likewise.
11140 (can_extend_p): Likewise.
11141 (can_fix_p): Likewise.
11142 (can_float_p): Likewise.
11143 (expand_float): Likewise.
11144 (expand_fix): Likewise.
11145 (expand_sfix_optab): Likewise.
11146 (new_optab): Likewise.
11147 (new_convert_optab): Likewise.
11148 (init_libfuncs): Likewise.
11149 (init_interclass_conv_libfuncs): Likewise.
11150 (init_intraclass_conv_libfuncs): Likewise.
11151 (set_conv_libfunc): Likewise.
11152 (init_optabs): Likewise.
11153 (debug_optab_libfuncs): Likewise.
11154 (gen_cond_trap): Likewise.
11155 * optabs.h (optab_handler, convert_optab_hanlder): New.
11156 * genopinit.c: Update optabs generation table.
11157 * reload.c (find_reloads_address_1): Use optabs accestors.
11158 * builtins.c (expand_builtin_mathfn): Likewise.
11159 (expand_builtin_mathfn_2): Likewise.
11160 (expand_builtin_mathfn_3): Likewise.
11161 (expand_builtin_interclass_mathfn): Likewise.
11162 (expand_builtin_sincos): Likewise.
11163 (expand_builtin_cexpi): Likewise.
11164 (expand_builtin_powi): Likewise.
11165 (expand_builtin_strlen): Likewise.
11166 * dojump.c (do_jump): Likewise.
11167 * expr.c (convert_move): Likewise.
11168 (move_by_pieces): Likewise.
11169 (move_by_pieces_ninsns): Likewise.
11170 (can_store_by_pieces): Likewise.
11171 (store_by_pieces_1): Likewise.
11172 (emit_move_via_integer): Likewise.
11173 (emit_move_complex): Likewise.
11174 (emit_move_ccmode): Likewise.
11175 (emit_move_insn_1): Likewise.
11176 (emit_single_push_insn): Likewise.
11177 (store_constructor): Likewise.
11178 (expand_expr_real_1): Likewise.
11179 (do_store_flag): Likewise.
11180 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11181 (enumerate_modes): Likewise.
11182 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11183 (supportable_widening_operation): Likewise.
11184 (supportable_narrowing_operation): Likewise.
11185 * expmed.c (store_bit_field_1): Likewise.
11186 (extract_bit_field_1): Likewise.
11187 (expand_mult_highpart_optab): Likewise.
11188 (expand_smod_pow2): Likewise.
11189 (expand_divmod): Likewise.
11190 (emit_store_flag): Likewise.
11191 * tree-vect-patterns.c
11192 (vect_pattern_recog_1): Likewise.
11193 * tree-ssa-loop-prefetch.c
11194 (nontemporal_store_p): Likewise.
11195 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11196 (vect_create_epilog_for_reduction): Likewise.
11197 (vectorizable_reduction): Likewise.
11198 (vectorizable_operation): Likewise.
11199 (vect_strided_store_supported): Likewise.
11200 (vectorizable_store): Likewise.
11201 (vect_strided_load_supported): Likewise.
11202 (vectorizable_load): Likewise.
11203 * combine.c (simplify_comparison): Likewise.
11204 * tree-vect-generic.c
11205 (type_for_widest_vector_mode): Likewise.
11206 (expand_vector_operations_1): Likewise.
11207 * config/spu/spu.c (spu_expand_mov): Likewise.
11208 (spu_emit_vector_compare): Likewise.
11209 * config/rs6000/rs6000.c
11210 (rs6000_emit_vector_compare): Likewise.
11211 * stmt.c (add_case_node): Likewise.
11212 * reload1.c (gen_reload):
11214 2007-08-09 Michael Matz <matz@suse.de>
11216 * tree.h (fixed_zerop): Declare as taking a const_tree.
11217 * tree.c (fixed_zerop): Take a const_tree.
11219 2007-08-09 Ira Rosen <irar@il.ibm.com>
11221 * tree-vect-transform.c (vectorizable_store): Remove call to
11222 copy_virtual_operands() and call mark_symbols_for_renaming() for
11223 the created vector store.
11224 (vect_setup_realignment): Don't call copy_virtual_operands() and
11225 update_vuses_to_preheader().
11226 (vectorizable_load): Don't call copy_virtual_operands().
11227 (update_vuses_to_preheader): Remove.
11229 2007-08-08 Chao-ying Fu <fu@mips.com>
11231 * tree.def (FIXED_POINT_TYPE): New type.
11232 (FIXED_CST): New constant.
11233 (FIXED_CONVERT_EXPR): New expr.
11234 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11235 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11236 * tree.h (struct tree_base): Add saturating_flag.
11237 Remove one bit of spare for saturating_flag.
11238 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11239 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11240 FIXED_POINT_TYPE_P): Define.
11241 (TYPE_SATURATING): Define.
11242 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11243 (struct tree_fixed_cst): New.
11244 (TYPE_IBIT, TYPE_FBIT): Define.
11245 (tree_node): Add fixed_cst.
11246 (enum tree_index): Add new enumeration values of
11247 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11248 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11249 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11250 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11251 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11252 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11253 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11254 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11255 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11256 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11257 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11258 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11259 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11260 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11261 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11262 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11263 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11264 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11265 (sat_short_fract_type_node, sat_fract_type_node,
11266 sat_long_fract_type_node, sat_long_long_fract_type_node,
11267 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11268 sat_unsigned_long_fract_type_node,
11269 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11270 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11271 unsigned_short_fract_type_node, unsigned_fract_type_node,
11272 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11273 sat_short_accum_type_node, sat_accum_type_node,
11274 sat_long_accum_type_node, sat_long_long_accum_type_node,
11275 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11276 sat_unsigned_long_accum_type_node,
11277 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11278 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11279 unsigned_short_accum_type_node, unsigned_accum_type_node,
11280 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11281 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11282 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11283 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11284 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11285 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11286 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11287 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11288 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11289 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11290 sat_uda_type_node, sat_uta_type_node): New macro.
11291 (make_fract_type, make_accum_type): Declare.
11292 (make_signed_fract_type, make_unsigned_fract_type,
11293 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11294 make_signed_accum_type, make_unsigned_accum_type,
11295 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11296 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11297 make_or_reuse_sat_signed_fract_type,
11298 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11299 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11300 make_or_reuse_sat_unsigned_accum_type): New macro.
11301 (fixed_zerop): Declare.
11302 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11303 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11304 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11305 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11306 * treestruct.def: Add TS_FIXED_CST.
11307 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11308 (tree.o): Likewise.
11309 (tree-dump.o): Likewise.
11310 (print-tree.o): Likewise.
11311 (tree-pretty-print.o): Likewise.
11312 (fold-const.o): Likewise.
11313 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11314 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11315 (is_gimple_min_invariant): Handle FIXED_CST.
11316 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11317 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11318 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11319 (layout_type): Handle FIXED_POINT_TYPE.
11320 (make_fract_type, make_accum_type): New functions.
11321 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11322 * tree-dump.c (fixed-value.h): New include.
11323 (dump_fixed): New function.
11324 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11325 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11326 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11327 * tree-pretty-print.c (fixed-value.h): New include.
11328 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11329 FIXED_CONVERT_EXPR.
11330 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11331 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11332 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11333 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11334 for non-saturating fixed-point types.
11335 (reassociate_bb): Likewise.
11336 * emit-rtl.c (fixed-value.h): New include.
11337 (fconst0, fconst1): New array.
11338 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11339 * tree-vect-generic.c expand_vector_operation): Support
11340 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11341 MODE_VECTOR_UACCUM.
11342 (type_for_widest_vector_mode): Add one parameter for the
11344 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11346 Pass the satp parameter to type_for_mode for fixed-point types.
11347 (expand_vector_operations_1): Pass the saturating flag to
11348 type_for_widest_vector_mode.
11349 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11350 and MODE_VECTOR_UACCUM.
11351 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11352 (vectorizable_condition): Likewise.
11353 * tree.c (fixed-value.h): New include.
11354 (tree_code_size): Support FIXED_CST.
11355 (build_fixed): New function.
11356 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11357 (fixed_zerop): New function.
11358 (tree_node_structure): Support FIXED_CST.
11359 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11360 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11361 (type_hash_eq): Handle FIXED_POINT_TYPE.
11362 (simple_cst_equal): Support FIXED_CST.
11363 (iterative_hash_expr): Handle FIXED_CST.
11364 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11365 (get_narrower): Likewise.
11366 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11367 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11368 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11369 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11371 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11372 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11373 (initializer_zerop): Support FIXED_CST.
11374 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11375 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11376 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11377 (is_base_type): Handle FIXED_POINT_TYPE.
11378 (add_type_attribute): Handle FIXED_POINT_TYPE.
11379 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11380 * print-tree.c (fixed-value.h): New include.
11381 (print_node_brief): Support FIXED_CST.
11382 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11383 * c-pretty-print.c (fixed-value.h): New include.
11384 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11385 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11386 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11387 Support fixed-point types for inner items in VECTOR_TYPE.
11388 (pp_c_direct_declarator): Likewise.
11389 (pp_c_declarator): Likewise.
11390 (pp_c_fixed_constant): New function.
11391 (pp_c_constant): Handle FIXED_CST.
11392 (pp_c_primary_expression): Likewise.
11393 (pp_c_expression): Likewise.
11394 * fold-const.c (fixed-value.h): New include.
11395 (negate_expr_p): Return true for FIXED_CST.
11396 (fold_negate_expr): Support FIXED_CST.
11397 (split_tree): Support FIXED_CST.
11398 (const_binop): Support FIXED_CST.
11399 (fold_convert_const_int_from_fixed): New function to convert from
11401 (fold_convert_const_real_from_fixed): New function to convert from
11403 (fold_convert_const_fixed_from_fixed): New function to convert from
11404 fixed to another fixed.
11405 (fold_convert_const_fixed_from_int): New function to convert from
11407 (fold_convert_const_fixed_from_real): New function to convert from
11409 (fold_convert_const): Support conversions from fixed to int, from
11410 fixed to real, from fixed to fixed, from int to fixed, and from real
11412 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11413 (operand_equal_p): Support FIXED_CST.
11414 (make_range): For fixed-point modes, we need to pass the
11415 saturating flag as the 2nd parameter.
11416 (tree_swap_operands_p): Handle FIXED_CST.
11417 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11419 (fold_unary): Support FIXED_CONVERT_EXPR.
11420 (fold_binary): Handle FIXED_CST.
11421 Make sure the type is not saturating, before associating operations.
11422 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11423 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11424 (fold_negate_const): Support FIXED_CST.
11425 (fold_relational_const): Support FIXED_CST.
11426 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11427 (gimplify_expr): Handle FIXED_CST.
11428 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11429 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11430 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11431 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11432 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11433 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11434 LONG_LONG_ACCUM_TYPE_SIZE.
11435 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11436 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11437 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11438 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11439 MODE_ACCUM, and MODE_UACCUM.
11440 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11441 fixed-point types to disable reduction.
11442 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11444 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11446 * config/rs6000/x-rs6000: New file.
11447 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11448 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11449 (EXTRA_SPEC_FUNCTIONS): Define.
11450 (HAVE_LOCAL_CPU_DETECT): Define.
11451 (CC1_CPU_SPEC): Define.
11452 * config/rs6000/driver-rs6000.c: New file.
11453 * config/rs6000/aix.h (CC1_SPEC): Define.
11454 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11455 * config.host: Add x-rs6000 to host_xmake_file if host and target
11456 are rs6000 or powerpc.
11458 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11460 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11462 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11463 Sandra Loosemore <sandra@codesourcery.com>
11464 Chao-ying Fu <fu@mips.com>
11465 Nigel Stephens <nigel@mips.com>
11466 David Ung <davidu@mips.com>
11468 * doc/invoke.texi (-mcode-readable): Document.
11469 * config/mips/mips.opt (mcode-readable): New option.
11470 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11471 * config/mips/mips.h (mips_code_readable_setting): New enum.
11472 (mips_code_readable): Declare.
11473 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11474 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11475 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11476 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11477 boiler-plate comments.
11478 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11479 * config/mips/mips.c (mips_code_readable): New variable.
11480 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11481 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11482 context and -mcode-readable setting to restrict the use of
11483 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11484 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11485 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11486 (mips_blocks_for_constant_p): Only return false for
11487 TARGET_MIPS16_PCREL_LOADS.
11488 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11489 for MIPS16. Handle SYMBOL_32_HIGH.
11490 (mips_const_insns): Allow HIGHs for MIPS16 too.
11491 (mips_unspec_address_offset): New function, split out from...
11492 (mips_unspec_address): ...here.
11493 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11494 16-bit symbolic constants. Assert approropiate conditions for
11495 using the "la" and "dla" macros.
11496 (mips_handle_option): Handle -mcode-readable=.
11497 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11498 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11499 (mips_strip_unspec_address): New function, split out from...
11500 (print_operand_reloc): ...here.
11501 (print_operand): Pass constants through mips_strip_unspec_address.
11502 (print_operand_address): Likewise.
11503 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11504 (mips_select_rtx_section): Remove MIPS16 handling.
11505 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11506 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11507 (mips16_lay_out_constants): Do nothing unless
11508 TARGET_MIPS16_PCREL_LOADS.
11509 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11510 * config/mips/mips.md: Split HIGHs for MIPS16.
11511 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11513 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11515 * config/mips/mips-protos.h (mips_emit_move): Declare.
11516 * config/mips/mips.c (mips_emit_move): New function.
11517 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11518 (mips_legitimize_const_move): Likewise.
11519 (mips_legitimize_move): Likewise.
11520 (mips_split_64bit_move): Likewise.
11521 (mips_restore_gp): Likewise.
11522 (mips_load_call_address): Likewise.
11523 (mips_emit_fcc_reload): Likewise.
11524 (mips_set_return_address): Likewise.
11525 (mips_block_move_straight): Likewise.
11526 (mips_block_move_loop): Likewise.
11527 (mips_setup_incoming_varargs): Likewise.
11528 (mips_save_reg): Likewise.
11529 (mips_expand_prologue): Likewise.
11530 (mips_restore_reg): Likewise.
11531 (mips_expand_epilogue): Likewise.
11532 (mips_output_mi_thunk): Likewise.
11533 (build_mips16_call_stub): Likewise.
11534 (mips_builtin_branch_and_move): Likewise.
11535 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11536 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11537 (fixuns_truncdfdi2): Likewise.
11538 (fixuns_truncsfsi2): Likewise.
11539 (fixuns_truncsfdi2): Likewise.
11540 (loadgp_absolute): Likewise.
11541 (builtin_setjmp_setup): Likewise.
11542 (builtin_longjmp): Likewise.
11543 (untyped_call): Likewise.
11545 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11547 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11548 an "rtx *" argument. Return a bool.
11549 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11550 values and return true if they can be split. Take the same kind of
11551 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11552 and store the lo_sum there if nonnull. Use the symbol type to
11553 determine whether a $gp or HIGH is needed.
11554 (mips_legitimize_address): Update call to mips_split_symbol and
11555 simplify accordingly.
11556 (mips_legitimize_const_move): Likewise.
11557 * config/mips/mips.md: In the combine define_split,
11558 check mips_split_symbol instead of splittable_symbolic_operand.
11559 Update use of mips_split_symbol in the generator code.
11560 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11562 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11564 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11565 (mips_symbol_insns_1): New function, split out from...
11566 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11567 and stores separately from load addresses.
11568 (mips_classify_address): Replace uses of mips_symbolic_address_p
11569 with uses of mips_symbol_insns.
11570 (mips_address_insns): Update calls to mips_symbol_insns.
11571 (mips_const_insns): Likewise.
11572 (mips_legitimize_address): Likewise.
11574 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11576 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11577 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11578 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11579 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11580 non-call contexts if TARGET_MIPS16.
11581 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11582 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11583 code for SYMBOL_ABSOLUTE.
11584 (mips_symbol_insns): Likewise.
11586 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11588 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11589 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11590 (mips_symbolic_constant_p): Likewise. Update the call to
11591 mips_classify_symbol.
11592 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11593 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11594 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11595 (print_operand_reloc): Add a context argument. Update the call to
11596 mips_symbolic_constant_p.
11597 (print_operand): Update the calls to print_operand_reloc.
11598 (print_operand_address): Use print_operand_reloc rather than
11600 (mips_rewrite_small_data_p): Add a context argument. Update the call
11601 to mips_symbolic_constant_p.
11602 (mips_small_data_pattern_1): Make DATA the containing mem.
11603 Update the call to mips_rewrite_small_data_p.
11604 (mips_rewrite_small_data_1): Likewise.
11605 (mips_use_anchors_for_symbol_p): Update the call to
11606 mips_symbolic_constant_p.
11607 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11608 (splittable_symbolic_operand): Likewise.
11609 (move_operand): Likewise.
11610 (absolute_symbolic_operand): Likewise.
11611 (got_disp_operand): Likewise.
11612 (got_page_ofst_operand): Likewise.
11614 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11616 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11617 (SYMBOL_ABSOLUTE): ...this.
11618 (SYMBOL_SMALL_DATA): Rename to...
11619 (SYMBOL_GP_RELATIVE): ...this.
11620 (SYMBOL_CONSTANT_POOL): Rename to...
11621 (SYMBOL_PC_RELATIVE): ...this.
11622 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11623 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11624 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11625 after above changes.
11626 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11627 (general_symbolic_operand): Rename to...
11628 (absolute_symbolic_operand): ...this.
11629 * config/mips/mips.md: Update after above changes.
11631 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11632 Revital Eres <eres@il.ibm.com>
11634 * ddg.c (print_ddg): Add dump information.
11635 * modulo-sched.c (print_node_sched_params): Add parameter and
11637 (calculate_maxii): Remove function.
11638 (undo_generate_reg_moves): Likewise.
11639 (undo_permute_partial_schedule): Likewise.
11640 (kernel_number_of_cycles): Likewise.
11641 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11642 (sms_schedule): Use it. Remove profitability checks.
11643 (sms_schedule_by_order): Fix order of nodes within the cycle.
11645 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11647 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11648 -profile option, add pie support.
11649 (ENDFILE_SPEC): New spec.
11650 * config/gnu.h (LIB_SPEC): Add -profile option.
11652 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11654 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11655 * config/gnu.h (LIB_SPEC): Likewise.
11657 2007-08-07 Yaz Saito <saito@google.com>
11658 Ian Lance Taylor <iant@google.com>
11660 * common.opt (finstrument-functions-exclude-function-list): New
11662 (finstrument-functions-exclude-file-list): New option.
11663 * opts.c (char_p): Define and DEF_VEC.
11664 (flag_instrument_functions_exclude_functions): New static
11666 (flag_instrument_functions_exclude_files): New static variable.
11667 (add_instrument_functions_exclude_list): New static function.
11668 (flag_instrument_functions_exclude_p): New function.
11669 (common_handle_option): Handle new options.
11670 * flags.h (flag_instrument_functions_exclude_p): Declare.
11671 * gimplify.c (gimplify_function_tree): Call
11672 flag_instrument_functions_exclude_p.
11673 * doc/invoke.texi (Option Summary): Mention new options.
11674 (Code Gen Options): Document new options.
11676 2007-08-07 Ian Lance Taylor <iant@google.com>
11678 PR rtl-optimization/32776
11679 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11680 (resolve_use): Likewise.
11681 (decompose_multiword_subregs): Remove "changed" local variable.
11683 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11685 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11686 * configure: Regenerate.
11687 * config.in: Regenerate.
11688 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11691 2007-08-07 Ian Lance Taylor <iant@google.com>
11693 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11694 note, just delete the insn.
11696 2007-08-07 Andreas Schwab <schwab@suse.de>
11699 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11702 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11704 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11705 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11706 (decompose_multiword_subregs): Use the functions above to decompose
11707 multiword shifts and zero-extends.
11709 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11711 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11712 "assemble" descriptions which were swapped.
11714 2007-08-06 Chao-ying Fu <fu@mips.com>
11716 * fixed-value.h: New file.
11717 * fixed-value.c: New file.
11718 * Makefile.in (OBJS-common): Add fixed-value.o.
11719 (fixed-value.o): New rule.
11720 (GTFILES): Add fixed-value.h.
11721 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11722 to compare a.low and b.low.
11723 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11725 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11726 Daniel Jacobowitz <dan@codesourcery.com>
11729 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11731 (x86_64-*-netbsd*): Likewise.
11732 (x86_64-*-linux*): Likewise.
11733 (x86_64-*-kfreebsd*-gnu): Likewise.
11734 (x86_64-*-knetbsd*-gnu): Likewise.
11735 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11737 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11739 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11740 Add -fno-asynchronous-unwind-tables.
11742 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11743 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11744 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11745 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11746 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11748 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11750 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11751 (TARGET_C_MODE_FOR_SUFFIX): New.
11753 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11755 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11757 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11759 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11761 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11763 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11764 before checking function returns in conditional expressions.
11766 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11769 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11771 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11773 PR middle-end/32988
11774 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11775 for INTEGRAL_TYPE_P.
11777 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11779 * configure.ac: Remove --enable-checking=df from default settings.
11780 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11781 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11782 if the parameter is true.
11783 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11784 DF_VERIFY_SCHEDULED flag is true.
11785 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11786 (df_finish_pass): Adjust prototype.
11787 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11790 * see.c (pass_see): Add TODO_df_verify.
11791 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11792 * global.c (rest_of_handle_global_alloc): Schedule verification
11794 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11796 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11797 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11798 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11800 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11801 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11802 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11804 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11805 Revital Eres <eres@il.ibm.com>
11807 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11809 * ddg.c (create_ddg_dependence): Rename to...
11810 (create_ddg_dep_from_intra_loop_link): This. Do not check
11811 for interloop edges. Do not create anti dependence edge when
11812 a true dependence edge exists in the opposite direction and
11813 -fmodulo-sched-allow-regmoves is set.
11814 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11815 (add_cross_iteration_register_deps): Create anti dependence edge
11816 when -fno-modulo-sched-allow-regmoves is set.
11817 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11819 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11821 * config/arm/arm.md (movsi): Add braces.
11823 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11825 PR middle-end/32780
11826 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11827 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11830 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11832 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11833 state accessor functions.
11834 * cfgloopmanip.c (remove_path, create_preheaders,
11835 force_single_succ_latches, fix_loop_structure): Ditto.
11836 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11837 tree_duplicate_loop_to_header_edge): Ditto.
11838 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11839 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11841 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11842 cleanup_tree_cfg): Ditto.
11843 * tree-cfg.c (tree_merge_blocks): Ditto.
11844 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11845 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11846 loop_preheader_edge, single_exit): Ditto.
11847 (flow_loops_find): Do not clear loops->state.
11848 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11849 loops_state_clear): New functions.
11851 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11853 PR middle-end/32399
11854 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11855 when adding to the base and convert ELT to sizetype instead of type.
11857 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11859 PR middle-end/32304
11860 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11861 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11863 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11865 PR middle-end/32935
11866 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11867 correct type the negate expression.
11869 2007-08-03 Jan Hubicka <jh@suse.cz>
11871 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11874 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11876 * config/rs6000/rs6000.c (struct processor_cost): Change
11877 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11878 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11880 (rios1_costs, rios2_cost): Correct cache line size.
11881 (rs6000_override_options): Set l2-cache-size parameter.
11883 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11884 Diego Novillo <dnovillo@google.com>
11887 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11888 if the range includes 0.
11890 2007-08-03 Ben Elliston <bje@au.ibm.com>
11892 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11893 mode to unspec expressions to silence a warning from the generator
11896 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11898 * config/ia64/constraints.md ("U"): Make constraint vector only.
11900 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11902 PR middle-end/25446
11903 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11904 always_inline attribute on the function decl.
11906 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11908 PR middle-end/25445
11909 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11910 if we are compiling with -fPIC.
11912 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11913 Nigel Stephens <nigel@mips.com>
11915 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11916 Define for MIPS32 and MIPS64.
11918 2007-08-02 Nick Clifton <nickc@redhat.com>
11920 * config/host-hpux.c: Change copyright header to refer to version
11921 3 of the GNU General Public License and to point readers at the
11922 COPYING3 file and the FSF's license web page.
11923 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11924 config/alpha/linux.h, config/alpha/alpha.opt,
11925 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11926 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11927 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11928 config/alpha/alpha.h, config/alpha/sync.md,
11929 config/alpha/openbsd.h, config/alpha/alpha.md,
11930 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11931 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11932 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11933 config/alpha/constraints.md, config/alpha/osf.h,
11934 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11935 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11936 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11937 config/frv/frv-asm.h, config/frv/frv-protos.h,
11938 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11939 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11940 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11941 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11942 config/s390/s390.opt, config/s390/s390-modes.def,
11943 config/s390/fixdfdi.h, config/s390/constraints.md,
11944 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11945 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11946 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11947 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11948 config/m32c/prologue.md, config/m32c/m32c.abi,
11949 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11950 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11951 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11952 config/m32c/jump.md, config/m32c/shift.md,
11953 config/m32c/m32c-protos.h, config/libgloss.h,
11954 config/spu/spu-protos.h, config/spu/predicates.md,
11955 config/spu/spu-builtins.h, config/spu/spu.c,
11956 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11957 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11958 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11959 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11960 config/sparc/hypersparc.md, config/sparc/predicates.md,
11961 config/sparc/linux.h, config/sparc/sp64-elf.h,
11962 config/sparc/supersparc.md, config/sparc/cypress.md,
11963 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11964 config/sparc/niagara.md, config/sparc/sparc.md,
11965 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11966 config/sparc/sparc.opt, config/sparc/sync.md,
11967 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11968 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11969 config/sparc/sparc.c, config/sparc/little-endian.opt,
11970 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11971 config/sparc/linux64.h, config/sparc/freebsd.h,
11972 config/sparc/sol2.h, config/sparc/rtemself.h,
11973 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11974 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11975 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11976 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11977 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11978 config/m32r/linux.h, config/m32r/constraints.md,
11979 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11980 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11981 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11982 config/i386/i386.md, config/i386/netware-crt0.c,
11983 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11984 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11985 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11986 config/i386/sol2.h, config/i386/constraints.md,
11987 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11988 config/i386/predicates.md, config/i386/geode.md,
11989 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11990 config/i386/freebsd64.h, config/i386/vxworksae.h,
11991 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11992 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11993 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11994 config/i386/netware.h, config/i386/i386-modes.def,
11995 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11996 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11997 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11998 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11999 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12000 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12001 config/i386/xm-mingw32.h, config/i386/linux64.h,
12002 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12003 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12004 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12005 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12006 config/i386/cygwin2.c, config/i386/i386-protos.h,
12007 config/i386/sync.md, config/i386/openbsd.h,
12008 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12009 config/i386/nto.h, config/i386/biarch64.h,
12010 config/i386/i386-coff.h, config/i386/freebsd.h,
12011 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12012 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12013 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12014 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12015 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12016 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12017 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12018 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12019 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12020 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12021 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12022 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12023 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12024 config/sh/superh64.h, config/sh/rtemself.h,
12025 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12026 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12027 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12028 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12029 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12030 config/avr/predicates.md, config/avr/constraints.md,
12031 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12032 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12033 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12034 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12035 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12036 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12037 config/c4x/predicates.md, config/c4x/c4x.h,
12038 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12039 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12040 config/xtensa/linux.h, config/xtensa/xtensa.h,
12041 config/xtensa/elf.h, config/xtensa/xtensa.md,
12042 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12043 config/xtensa/xtensa-protos.h, config/dbx.h,
12044 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12045 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12046 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12047 config/host-solaris.c, config/fr30/fr30.h,
12048 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12049 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12050 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12051 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12052 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12053 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12054 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12055 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12056 config/cris/predicates.md, config/cris/linux.h,
12057 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12058 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12059 config/cris/aout.opt, config/cris/cris-protos.h,
12060 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12061 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12062 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12063 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12064 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12065 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12066 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12067 config/chorus.h, config/mn10300/mn10300.c,
12068 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12069 config/mn10300/mn10300.h, config/mn10300/linux.h,
12070 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12071 config/mn10300/mn10300.md, config/ia64/predicates.md,
12072 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12073 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12074 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12075 config/ia64/freebsd.h, config/ia64/ia64.md,
12076 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12077 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12078 config/gofast.h, config/rtems.h, config/sol2-10.h,
12079 config/m68k/predicates.md, config/m68k/m68k.md,
12080 config/m68k/linux.h, config/m68k/m68k-modes.def,
12081 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12082 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12083 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12084 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12085 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12086 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12087 config/m68k/constraints.md, config/m68k/rtemself.h,
12088 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12089 config/m68k/uclinux.h, config/rs6000/power4.md,
12090 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12091 config/rs6000/linux.h, config/rs6000/eabi.h,
12092 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12093 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12094 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12095 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12096 config/rs6000/windiss.h, config/rs6000/603.md,
12097 config/rs6000/aix41.h, config/rs6000/cell.md,
12098 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12099 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12100 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12101 config/rs6000/default64.h, config/rs6000/7xx.md,
12102 config/rs6000/darwin.opt, config/rs6000/spe.md,
12103 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12104 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12105 config/rs6000/7450.md, config/rs6000/linux64.h,
12106 config/rs6000/constraints.md, config/rs6000/440.md,
12107 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12108 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12109 config/rs6000/rs6000.h, config/rs6000/power6.md,
12110 config/rs6000/predicates.md, config/rs6000/altivec.md,
12111 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12112 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12113 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12114 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12115 config/rs6000/linux64.opt, config/rs6000/sync.md,
12116 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12117 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12118 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12119 config/rs6000/eabispe.h, config/rs6000/e500.h,
12120 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12121 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12122 config/rs6000/aix.h, config/rs6000/vxworks.h,
12123 config/rs6000/40x.md, config/rs6000/aix51.h,
12124 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12125 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12126 config/arc/arc.h, config/mcore/mcore-elf.h,
12127 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12128 config/mcore/mcore.md, config/mcore/mcore.c,
12129 config/mcore/mcore.opt, config/mcore/mcore.h,
12130 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12131 config/score/predicates.md, config/score/score-version.h,
12132 config/score/score-protos.h, config/score/misc.md,
12133 config/score/elf.h, config/score/score.c, config/score/mac.md,
12134 config/score/score7.md, config/score/score.h,
12135 config/score/score-conv.h, config/score/score-mdaux.c,
12136 config/score/score.md, config/score/score.opt,
12137 config/score/score-modes.def, config/score/score-mdaux.h,
12138 config/score/mul-div.S, config/arm/uclinux-elf.h,
12139 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12140 config/arm/symbian.h, config/arm/linux-elf.h,
12141 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12142 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12143 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12144 config/arm/strongarm-pe.h, config/arm/arm.h,
12145 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12146 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12147 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12148 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12149 config/arm/arm-cores.def, config/arm/arm-protos.h,
12150 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12151 config/arm/wince-pe.h, config/arm/neon.md,
12152 config/arm/constraints.md, config/arm/neon.ml,
12153 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12154 config/arm/arm.opt, config/arm/arm926ejs.md,
12155 config/arm/predicates.md, config/arm/iwmmxt.md,
12156 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12157 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12158 config/arm/neon-testgen.ml, config/arm/arm.md,
12159 config/arm/xscale-coff.h, config/arm/pe.c,
12160 config/arm/arm-generic.md, config/arm/pe.h,
12161 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12162 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12163 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12164 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12165 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12166 config/pa/predicates.md, config/pa/pa64-hpux.h,
12167 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12168 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12169 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12170 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12171 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12172 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12173 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12174 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12175 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12176 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12177 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12178 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12179 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12180 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12181 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12182 config/mips/linux64.h, config/mips/elforion.h,
12183 config/mips/constraints.md, config/mips/generic.md,
12184 config/mips/predicates.md, config/mips/4300.md,
12185 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12186 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12187 config/mips/5k.md, config/mips/vr4120-div.S,
12188 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12189 config/mips/mips-protos.h, config/mips/6000.md,
12190 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12191 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12192 config/mips/mips-modes.def, config/mips/vr.h,
12193 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12194 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12195 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12196 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12197 config/vax/openbsd1.h, config/vax/netbsd.h,
12198 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12199 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12200 config/h8300/rtems.h, config/h8300/predicates.md,
12201 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12202 config/h8300/h8300.md, config/h8300/h8300.opt,
12203 config/h8300/coff.h, config/h8300/h8300-protos.h,
12204 config/v850/v850.md, config/v850/predicates.md,
12205 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12206 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12207 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12208 config/mmix/mmix.h, config/mmix/predicates.md,
12209 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12210 config/mmix/mmix.c, config/mmix/mmix.opt,
12211 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12212 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12213 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12214 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12217 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12219 * emit-rtl.c (reset_used_decls): Rename to...
12220 (set_used_decls): ...this. Set the used flag rather than clearing it.
12221 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12222 DECL_RTLs rather than resetting them.
12224 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12226 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12228 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12230 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12231 argument to find_reloads_address.
12233 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12235 PR tree-optimization/32919
12236 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12237 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12238 (coalesce_ssa_name): Call it.
12240 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12241 David Ung <davidu@mips.com>
12243 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12244 (__mips16_unorddf2, __mips16_floatunsidf): New.
12245 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12247 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12249 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12251 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12252 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12253 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12254 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12255 * omp-low.c (get_ws_args_for, determine_parallel_type,
12256 expand_omp_for_generic, expand_omp_for_static_nochunk,
12257 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12258 Work with more precise CFG.
12259 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12260 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12262 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12263 * gimple-low.c (lower_stmt): Ditto.
12264 * tree-inline.c (estimate_num_insns_1): Ditto.
12265 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12266 (OMP_SECTIONS_SWITCH): New.
12267 * tree-cfgcleanup.c (cleanup_omp_return): New.
12268 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12269 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12270 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12271 (tree_redirect_edge_and_branch): Handle omp constructs.
12273 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12274 with three arguments.
12276 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12278 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12279 in loop closed ssa.
12281 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12283 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12284 the loop structures may need fixing.
12285 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12287 (cleanup_tree_cfg_loop): Removed.
12288 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12289 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12290 instead of running cleanup_tree_cfg_loop.
12291 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12292 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12293 (tree_predictive_commoning): Declaration changed.
12294 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12296 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12298 * doc/invoke.texi (l1-cache-size): Update documentation.
12299 (l2-cache-size): Document.
12300 * params.h (L2_CACHE_SIZE): New macro.
12301 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12302 that L1_CACHE_SIZE is in kB now.
12303 (L2_CACHE_SIZE_BYTES): New macro.
12304 (tree_ssa_prefetch_arrays): Show size in kB.
12305 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12306 and l2_cache_size fields.
12307 * config/i386/driver-i386.c (describe_cache): Detect cache size
12309 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12310 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12311 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12312 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12313 (override_options): Set l1-cache-size and l2-cache-size to default
12314 values if not specified otherwise.
12315 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12316 (PARAM_L2_CACHE_SIZE): New.
12318 2007-08-01 Nigel Stephens <nigel@mips.com>
12319 David Ung <davidu@mips.com>
12320 Thiemo Seufer <ths@mips.com>
12321 Chris Dearman <chris@mips.com>
12322 Richard Sandiford <richard@codesourcery.com>
12324 * config.gcc (mips*-sde-elf*): New stanza.
12325 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12326 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12327 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12328 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12329 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12330 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12332 * config/mips/sde.h: New file.
12333 * config/mips/t-libgcc-mips16: Likewise.
12334 * config/mips/t-sde: Likewise.
12335 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12336 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12337 _MIPS_FPSET and _MIPS_SZINT.
12338 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12339 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12340 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12341 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12342 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12343 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12344 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12345 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12346 _MIPS_SZPTR and _MIPS_FPSET.
12347 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12348 architecture is specified.
12349 (MIPS_32BIT_OPTION_SPEC): New macro.
12351 2007-07-31 Dan Hipschman <dsh@google.com>
12353 * gcc.c (end_going_arg): New function.
12354 (do_spec_2): Use it.
12355 (do_spec_1): Use it.
12357 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12359 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12360 only if ENABLE_CHECKING is defined.
12362 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12364 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12365 df_ru_add_problem, df_ru_get_bb_info): Removed.
12366 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12367 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12368 df_ru_free_bb_info, df_ru_alloc,
12369 df_ru_bb_local_compute_process_def,
12370 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12371 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12372 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12373 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12374 df_ru_add_problem): Removed.
12376 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12379 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12380 (casesi32p, casesi64p): Likewise.
12381 (casesi): Adjust for above.
12383 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12385 * mode-switching.c (create_pre_exit): Don't search past calls.
12387 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12389 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12391 2007-07-31 Revital Eres <eres@il.ibm.com>
12393 * ddg.c (add_deps_for_def): Rename to...
12394 (add_cross_iteration_register_deps): This. Change implementation
12395 to use only reaching def and def-use chains to construct the
12396 inter loop dependencies.
12397 (add_deps_for_use): Remove function.
12398 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12399 function to build the inter loop dependencies.
12400 * modulo-sched.c (sms_schedule): Build only
12401 reaching def and def-use chains for the propose of the ddg
12404 2007-07-31 Julian Brown <julian@codesourcery.com>
12406 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12407 New define_insns. Use correct RTL.
12408 (vec_set<mode>): Write as expander.
12410 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12412 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12413 to an unallocated space.
12415 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12418 (split_constant_offset): Enable split_constant_offset to extract
12419 constants from other statements.
12420 * tree-vect-transform.c
12421 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12422 to a temp var. Force base_offset to be simple.
12424 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12426 * df-scan.c (df_scan_verify): Remove artificial limit on
12427 the number of blocks for verification.
12428 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12429 df_simulate_defs): Avoid unnecessary insn checking for defs.
12431 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12433 * config/m68k/lb1sf68.asm (FUNC): New macro.
12434 (__mulsi3): Use it.
12435 (__udivsi3): Likewise.
12436 (__divsi3): Likewise.
12437 (__umodsi3): Likewise.
12438 (__modsi3): Likewise.
12439 (__subdf3): Likewise.
12440 (__adddf3): Likewise.
12441 (__muldf3): Likewise.
12442 (__divdf3): Likewise.
12443 (__negdf2): Likewise.
12444 (__cmpdf2): Likewise.
12445 (__subsf3): Likewise.
12446 (__addsf3): Likewise.
12447 (__mulsf3): Likewise.
12448 (__divsf3): Likewise.
12449 (__negsf2): Likewise.
12450 (__cmpsf2): Likewise.
12451 (__eqdf2): Likewise.
12452 (__nedf2): Likewise.
12453 (__gtdf2): Likewise.
12454 (__gedf2): Likewise.
12455 (__ltdf2): Likewise.
12456 (__ledf2): Likewise.
12457 (__eqsf2): Likewise.
12458 (__nesf2): Likewise.
12459 (__gtsf2): Likewise.
12460 (__gesf2): Likewise.
12461 (__ltsf2): Likewise.
12462 (__lesf2): Likewise.
12464 2007-07-30 Ollie Wild <aaw@google.com>
12466 * c-ppoutput.c (print_lines_directives_only): New function.
12467 (scan_translation_unit_directives_only): New function.
12468 (preprocess_file): Add call to scan_translation_unit_directives_only.
12469 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12470 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12471 -fdirectives-only. Add errors for -fdirectives-only conflict with
12472 -Wunused-macros and -traditional.
12473 (finish_options): Add builtin macro initialization for
12474 -fdirectives-only + -fpreprocessed.
12475 * c.opt (fdirectives-only): New.
12476 * doc/cppopts.texi (fdirectives-only): New.
12478 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12480 * alias.c (record_set, memory_modified_1): Constify.
12481 * bt-load.c (note_btr_set): Likewise.
12482 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12483 * combine.c (set_nonzero_bits_and_sign_copies,
12484 expand_field_assignment, record_dead_and_set_regs_1,
12485 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12486 likely_spilled_retval_1): Likewise.
12487 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12488 frv_io_handle_set): Likewise.
12489 * config/mips/mips.c (mips_sim_record_set,
12490 vr4130_true_reg_dependence_p_1): Likewise.
12491 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12492 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12493 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12494 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12495 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12496 * ddg.c (mark_mem_store): Likewise.
12497 * df-problems.c (df_urec_mark_reg_change): Likewise.
12498 * function.c (update_epilogue_consts): Likewise.
12499 * gcse.c (record_set_info, record_last_set_info,
12500 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12501 reg_clear_last_set): Likewise.
12502 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12504 * jump.c (reversed_comparison_code_parts): Likewise.
12505 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12506 reg_is_set): Likewise.
12507 * loop-iv.c (mark_altered): Likewise.
12508 * mode-switching.c (reg_becomes_live): Likewise.
12509 * optabs.c (no_conflict_move_test): Likewise.
12510 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12512 * postreload.c (reload_combine_note_store, move2add_note_store):
12514 * regmove.c (flags_set_1): Likewise.
12515 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12517 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12519 * resource.c (update_live_status): Likewise.
12520 * rtl.h (set_of, note_stores): Likewise.
12521 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12522 note_stores, parms_set): Likewise.
12523 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12524 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12526 * var-tracking.c (count_stores, add_stores): Likewise.
12528 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12530 * alias.c (mems_in_disjoint_alias_sets_p,
12531 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12532 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12533 write_dependence_p, mems_in_disjoint_alias_sets_p,
12534 read_dependence, true_dependence, canon_true_dependence,
12535 anti_dependence, output_dependence): Constify.
12536 * combine.c (extended_count): Likewise.
12537 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12538 * cselib.c (get_value_hash, references_value_p,
12539 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12540 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12541 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12542 * function.c (contains, prologue_epilogue_contains,
12543 sibcall_epilogue_contains): Likewise.
12544 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12545 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12546 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12547 reg_or_subregno): Likewise.
12548 * recog.c (asm_noperands): Likewise.
12549 * reload1.c (function_invariant_p): Likewise.
12550 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12551 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12552 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12553 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12554 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12555 extended_count, prologue_epilogue_contains,
12556 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12557 canon_true_dependence, read_dependence, anti_dependence,
12558 output_dependence): Likewise.
12559 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12561 2007-07-30 Julian Brown <julian@codesourcery.com>
12563 * config/arm/neon.md (V_ext): New mode attribute.
12564 (neon_vget_lane<mode>): Replace with define_expand.
12565 (neon_vget_lane<mode>_sext_internal)
12566 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12567 and quad precision vectors.
12568 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12569 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12570 have typeless 32-bit result.
12572 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12575 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12577 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12578 use sizetype for rest.
12579 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12580 (aff_combination_convert): Don't convert rest for pointer types.
12582 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12584 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12586 * tree-ssa-alias.c: Add alloc-pool.h.
12587 (init_alias_info): Free alias_bitmap_obstack.
12588 (delete_alias_info): Call delete_mem_ref_stats.
12589 (get_mem_sym_stats_for): Use alloc_pool.
12590 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12591 (delete_mem_sym_stats): Removed.
12593 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12595 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12596 functions cannot be represented as classical distance vectors.
12598 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12600 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12601 * builtins.c (validate_arg, builtin_mathfn_code,
12602 validate_arglist): Likewise.
12603 * calls.c (call_expr_flags): Likewise.
12604 * combine.c (reg_nonzero_bits_for_combine,
12605 reg_num_sign_bit_copies_for_combine, get_last_value,
12606 reg_truncated_to_mode): Likewise.
12607 * emit-rtl.c (subreg_lowpart_p): Likewise.
12608 * expr.c (highest_pow2_factor_for_target,
12609 categorize_ctor_elements_1, categorize_ctor_elements,
12610 count_type_elements, contains_packed_reference,
12611 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12612 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12613 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12614 native_encode_int, native_encode_real, native_encode_complex,
12615 native_encode_vector, native_encode_expr, native_interpret_int,
12616 native_interpret_real, native_interpret_complex,
12617 native_interpret_vector, native_interpret_expr): Likewise.
12618 * function.c (use_register_for_decl): Likewise.
12619 * gimplify.c (get_name): Likewise.
12620 * langhooks-def.h (lhd_return_null_const_tree): New.
12621 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12622 * langhooks.c (lhd_return_null_const_tree): New.
12623 * langhooks.h (lang_get_callee_fndecl): Constify.
12624 * output.h (constructor_static_from_elts_p): Likewise.
12625 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12626 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12627 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12628 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12629 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12630 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12631 * rtlhooks-def.h (reg_nonzero_bits_general,
12632 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12634 * rtlhooks.c (reg_num_sign_bit_copies_general,
12635 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12637 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12638 * stor-layout.c (mode_for_size_tree): Likewise.
12639 * tree-ssa-loop-im.c (memref_eq): Likewise.
12640 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12641 * tree.c (contains_placeholder_p, type_list_equal,
12642 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12644 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12645 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12646 contains_placeholder_p, contains_packed_reference,
12647 get_callee_fndecl, operand_equal_for_phi_arg_p,
12648 warn_if_unused_value, is_body_block, native_encode_expr,
12649 native_interpret_expr, fold_convertible_p, operand_equal_p,
12650 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12651 validate_arglist, simple_cst_equal, type_list_equal,
12652 use_register_for_decl, call_expr_flags, get_name,
12653 highest_pow2_factor): Likewise.
12654 (const_call_expr_arg_iterator_d,
12655 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12656 first_const_call_expr_arg, more_const_call_expr_args_p,
12657 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12658 * varasm.c (constructor_static_from_elts_p): Constify.
12660 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12662 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12663 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12664 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12665 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12666 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12667 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12668 spelling conventions.
12669 * doc/invoke.texi: Follow spelling conventions.
12671 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12672 Revital Eres <eres@il.ibm.com>
12674 * modulo-sched.c (sms_schedule): Avoid loops which includes
12675 auto-increment instructions.
12677 2007-07-28 Richard Guenther <rguenther@suse.de>
12679 PR middle-end/32920
12680 * fold-const.c (fold_cond_expr_with_comparison): Convert
12681 operand zero of MIN/MAX_EXPR to correct type.
12683 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12685 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12686 flags_from_decl_or_type): Constify.
12687 * gcc.c (do_spec_1): Likewise.
12688 * print-tree.c (dump_addr, print_node_brief): Likewise.
12689 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12690 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12691 tree_purge_all_dead_eh_edges): Likewise.
12692 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12693 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12695 * tree.c (expr_location, expr_has_location, expr_locus,
12696 expr_filename, expr_lineno, get_inner_array_type,
12697 fields_compatible_p): Likewise.
12698 * tree.h (get_inner_array_type, fields_compatible_p,
12699 expr_location, expr_has_location, expr_locus, expr_filename,
12700 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12701 setjmp_call_p, alloca_call_p): Likewise.
12703 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12705 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12706 TV_FLOW_INSENSITIVE.
12708 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12710 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12711 (compute_flow_insensitive_aliasing): Ditto for
12712 TV_FLOW_INSENSITIVE.
12714 2007-07-27 Jan Hubicka <jh@suse.cz>
12716 * config/i386/i386.c (register_move_cost): Remove accidentally
12717 comitted #if 0 block.
12719 * attribs.c: Include hashtab.h
12720 (attribute_hash): New.
12721 (substring): New structure.
12722 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12724 (init_attributes): Initialize attribute hash.
12725 (decl_attributes): Use attribute hash.
12726 * Makefile.in (attribs.c): Depend on hashtab.h.
12728 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12730 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12732 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12734 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12735 __mips_dspr2 and __mips_dsp_rev macros.
12736 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12738 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12740 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12742 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12744 PR middle-end/32749
12746 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12747 and the updating of the live and do_not_gen sets.
12748 (df_note_bb_compute): Added updating of live and do_not_gen sets
12749 for regular defs so that the case of clobber inside conditional
12750 call is processed correctly.
12752 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12754 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12755 operands with compatible type.
12757 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12759 * expr.h (store_bit_field): Don't return a value.
12760 * expmed.c (check_predicate_volatile_ok): New function.
12761 (store_bit_field_1): New function, extracted from store_bit_field.
12762 Take a fallback_p argument and return true if the operation succeeded.
12763 Only use store_fixed_bit_field if fallback_p. Don't recompute
12764 mode_for_extraction; use op_mode instead. Try forcing memories
12765 into registers if the insv expander fails.
12766 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12767 Don't return a value.
12768 (convert_extracted_bit_field): New function, extracted from
12770 (extract_bit_field_1): Likewise. Take a fallback_p argument
12771 and return NULL if the operation succeeded. Only use
12772 extract_fixed_bit_field if fallback_p. Only calculate one
12773 extraction mode. Combine code for extv and extzv. Try forcing
12774 memories into registers if the ext(z)v expander fails.
12775 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12777 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12779 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12781 (df_ref): Likewise. Put regno with other integer fields.
12783 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12785 * df.h (df_mw_hardreg): Remove "loc" field.
12786 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12788 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12789 split out from df_set_unused_notes_for_mw. Return false for
12790 partial references. Assert that mw_reg is a REG when returning true.
12791 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12792 (df_whole_mw_reg_dead_p): New function, split out from
12793 df_set_dead_notes_for_mw. Return false for partial references.
12794 Assert that mw_reg is a REG when returning true.
12795 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12796 Remove redundant bitmap check.
12798 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12800 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12801 ($(T)crtend.o): Likwise.
12802 ($(T)crtbeginS.o): Likwise.
12803 ($(T)crtendS.o): Likwise.
12804 ($(T)crtfastmath.o): Likwise.
12806 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12808 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12809 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12810 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12811 and x_n_bbs_in_dom_tree fields.
12813 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12815 PR tree-optimization/32087
12816 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12817 Do not call scale_bbs_frequencies_int with prob of zero.
12819 2007-07-26 Julian Brown <julian@codesourcery.com>
12821 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12822 (neon_element_bits): Add prototypes.
12823 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12824 (neon_const_bounds, neon_element_bits): New functions.
12825 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12826 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12827 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12828 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12829 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12830 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12831 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12832 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12833 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12834 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12835 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12836 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12837 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12839 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12841 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12842 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12844 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12845 Julian Brown <julian@codesourcery.com>
12847 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12848 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12849 * config/arm/cortex-a8.md: New.
12850 * config/arm/cortex-a8-neon.md: New.
12851 * config/arm/neon-schedgen.ml: New.
12852 * config/arm/neon.md (vqh_mnem): New.
12854 (Is_float_mode): New.
12855 (Scalar_mul_8_16): New.
12857 (V_mode_nunits): New.
12858 (All instruction patterns): Annotate with neon_type attribute
12860 * config/arm/arm.md: Include cortex-a8.md.
12861 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12863 Annotate instruction patterns accordingly.
12864 (generic_sched): Do not use generic scheduling for Cortex-A8.
12865 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12867 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12869 * fold-const.c (fold_read_from_constant_string): Use
12870 build_int_cst_type.
12871 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12873 2007-07-26 Nick Clifton <nickc@redhat.com>
12875 * tree-ssa-operands.h: Change copyright header to refer to version
12876 3 of the GNU General Public License and to point readers at the
12877 COPYING3 file and the FSF's license web page.
12878 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12879 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12880 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12881 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12882 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12883 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12884 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12885 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12886 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12887 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12888 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12889 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12890 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12891 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12892 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12893 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12894 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12895 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12896 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12897 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12898 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12899 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12900 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12901 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12902 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12903 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12904 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12905 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12906 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12907 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12908 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12909 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12910 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12911 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12912 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12913 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12914 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12915 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12916 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12917 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12918 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12919 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12920 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12921 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12922 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12923 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12924 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12925 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12926 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12927 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12928 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12929 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12930 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12931 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12932 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12933 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12934 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12935 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12936 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12937 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12938 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12939 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12940 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12941 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12942 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12943 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12944 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12945 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12946 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12947 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12948 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12949 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12950 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12951 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12952 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12953 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12954 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12955 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12956 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12957 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12958 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12959 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12960 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12961 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12962 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12963 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12964 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12965 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12966 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12967 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12968 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12969 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12970 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12971 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12972 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12973 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12974 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12975 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12976 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12977 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12978 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12979 convert.c, convert.h, langhooks-def.h, reload1.c,
12980 tree-ssa-operands.c: Likewise.
12982 2007-07-26 Jan Hubicka <jh@suse.cz>
12984 * tree-ssa-live.c: Include debug.h and flags.h.
12985 (mark_scope_block_unused): New function.
12986 (remove_unused_scope_block_p): New function.
12987 (remove_unused_locals): Remove unused blocks too.
12989 2007-07-25 Ian Lance Taylor <iant@google.com>
12991 * combine.c (combine_max_regno): Remove. Remove all uses.
12992 (struct reg_stat_struct): Rename from struct reg_stat.
12993 (reg_stat_type): Define, and declare VECs.
12994 (reg_stat): Change from pointer to VEC. Change all uses.
12995 (combine_split_insns): New static function.
12996 (try_combine, find_split_point): Call it instead of split_insns.
12998 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13000 * cfghooks.c (split_block): Fix the information about loop latch.
13002 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13004 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13006 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13008 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13009 Scan the new edge for loop exit info.
13011 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13013 * config/darwin.c: Include debug.h.
13015 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13018 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13020 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13022 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13023 (HARD_REGNO_MODE_OK): Ditto.
13024 (MODES_TIEABLE_P): Ditto.
13025 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13026 (CLASS_MAX_NREGS): Ditto.
13027 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13028 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13029 (divdf3_internal_thr): Removed.
13030 * config/ia64/div.md: New file.
13031 * config/ia64/constraints.md: Add H constraint.
13033 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13035 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13036 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13037 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13038 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13039 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13040 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13041 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13042 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13043 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13044 dump_sbitmap_file, debug_sbitmap, popcount_table,
13045 sbitmap_popcount): Constify.
13046 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13047 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13048 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13049 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13050 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13051 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13052 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13053 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13054 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13055 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13056 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13058 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13060 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13061 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13062 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13063 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13064 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13065 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13066 bitmap_intersect_p, bitmap_intersect_compl_p,
13067 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13068 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13070 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13071 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13072 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13073 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13074 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13075 debug_bitmap, debug_bitmap_file, bitmap_print,
13076 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13077 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13079 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13081 * config/darwin.c (darwin_override_options): Additional fix for
13082 debug info formats that don't support var tracking.
13084 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13086 * cselib.c (entry_and_rtx_equal_p): Constify.
13087 * gengtype.c (output_mangled_typename, write_types, write_local):
13089 * gengtype.h (const_type_p): New.
13090 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13092 * tlink.c (scan_linker_output): De-constify.
13093 * tree-ssa-loop-im.c (memref_eq): Constify.
13094 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13095 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13097 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13099 * c-common.c (fname_as_string, c_type_hash): Constify.
13100 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13101 * cgraph.c (edge_hash, edge_eq): Likewise.
13102 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13103 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13104 reg_attrs_htab_eq): Likewise.
13105 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13107 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13108 const_decl_t, const_state_t, const_automata_list_el_t): New.
13109 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13110 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13111 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13112 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13113 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13114 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13115 compare_max_occ_cycle_nums, out_state_arcs_num,
13116 compare_transition_els_num, units_cmp, state_reservs_cmp):
13118 * genmodes.c (cmp_modes): Likewise.
13119 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13120 * gimplify.c (compare_case_labels): Likewise.
13121 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13122 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13123 * matrix-reorg.c (mtt_info_hash): Likewise.
13124 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13125 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13126 (htab_hash_bucket, htab_hash_elem): Constify.
13127 * tree-browser.c (TB_parent_eq): Likewise.
13128 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13129 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13130 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13131 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13133 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13134 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13135 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13136 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13137 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13139 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13140 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13141 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13142 * tree-ssa-threadupdate.c (redirection_data_hash,
13143 redirection_data_eq): Likewise.
13144 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13145 * tree-ssa.c (var_ann_eq): Likewise.
13146 * tree-vrp.c (compare_case_labels): Likewise.
13147 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13148 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13149 tree_not_check_failed, tree_class_check_failed,
13150 tree_range_check_failed, tree_not_class_check_failed,
13151 omp_clause_check_failed, omp_clause_range_check_failed,
13152 tree_contains_struct_check_failed, tree_operand_check_failed):
13154 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13155 tree_not_check_failed, tree_class_check_failed,
13156 tree_range_check_failed, tree_not_class_check_failed,
13157 tree_operand_check_failed, omp_clause_operand_check_failed,
13158 tree_operand_length): Likewise.
13159 * var-tracking.c (const_variable): New.
13160 (variable_htab_hash, variable_htab_eq): Constify.
13161 * varasm.c (const_desc_hash): Likewise.
13163 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13165 * expr.c (handled_component_p): Constify.
13166 * fold-const.c (fit_double_type): Likewise.
13167 * real.h (real_value_from_int_cst): Likewise.
13168 * tree-flow-inline.h (gimple_in_ssa_p,
13169 gimple_aliases_computed_p, gimple_addressable_vars,
13170 gimple_call_clobbered_vars, gimple_referenced_vars,
13171 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13172 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13173 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13174 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13175 is_label_stmt, is_global_var, phi_ssa_name_p,
13176 factoring_name_p, is_call_clobbered, tree_common_ann,
13177 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13178 unmodifiable_var_p, array_ref_contains_indirect_ref,
13179 ref_contains_array_ref, lookup_subvars_for_var,
13180 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13181 gimple_mem_ref_stats): Likewise.
13182 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13183 may_aliases, is_exec_stmt, is_label_stmt,
13184 ref_contains_array_ref, array_ref_contains_indirect_ref,
13185 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13186 unmodifiable_var_p): Likewise.
13187 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13188 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13189 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13190 cst_and_fits_in_hwi, real_value_from_int_cst,
13191 build_real_from_int_cst, integer_zerop, integer_onep,
13192 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13193 tree_floor_log2, real_zerop, real_onep, real_twop,
13194 real_minus_onep, really_constant_p, purpose_member, chain_member,
13195 list_length, fields_length, int_size_in_bytes, bit_position,
13196 int_bit_position, byte_position, int_byte_position, expr_align,
13197 array_type_nelts, tree_node_structure,
13198 type_contains_placeholder_1, iterative_hash_pointer,
13199 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13200 tree_map_base_eq, type_hash_list, type_hash_eq,
13201 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13202 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13203 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13204 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13205 int_fits_type_p, get_containing_scope, decl_function_context,
13206 decl_type_context, omp_clause_operand_check_failed,
13207 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13208 * tree.h (omp_clause_operand_check_failed, tree_size,
13209 build_real_from_int_cst, array_type_nelts, purpose_member,
13210 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13211 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13212 is_attribute_p, check_qualified_type, expr_align,
13213 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13214 int_byte_position, list_length, fields_length, initializer_zerop,
13215 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13216 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13217 tree_node_structure, handled_component_p, get_containing_scope,
13218 decl_function_context, decl_type_context, real_zerop,
13219 type_num_arguments, fit_double_type, really_constant_p,
13220 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13221 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13222 real_twop, real_minus_onep, int_cst_value): Likewise.
13224 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13226 * cfglayout.c (insn_scope, insn_line): Constify.
13227 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13228 const_double_htab_hash, const_double_htab_eq,
13229 mem_attrs_htab_hash): Likewise.
13230 * loop-iv.c (biv_eq): Likewise.
13231 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13232 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13233 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13235 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13236 error_for_asm, warning_for_asm, _fatal_insn,
13237 _fatal_insn_not_found): Likewise.
13238 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13239 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13240 rtl_check_failed_type2, rtl_check_failed_code1,
13241 rtl_check_failed_code2, rtl_check_failed_code_mode,
13242 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13243 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13244 rtl_check_failed_type2, rtl_check_failed_code1,
13245 rtl_check_failed_code2, rtl_check_failed_code_mode,
13246 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13247 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13248 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13249 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13250 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13251 rtx_unstable_p, get_integer_term, get_related_value,
13252 offset_within_block_p, reg_mentioned_p, count_occurrences,
13253 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13254 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13255 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13256 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13257 find_constant_src, find_reg_fusage, find_regno_fusage,
13258 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13259 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13260 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13261 computed_jump_p, auto_inc_p, in_expr_list_p,
13262 remove_node_from_expr_list, loc_mentioned_in_p,
13263 label_is_jump_target_p, reversed_comparison_code_parts,
13264 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13265 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13266 print_inline_rtx): Likewise.
13267 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13268 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13269 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13270 get_integer_term, get_related_value, offset_within_block_p,
13271 count_occurrences, reg_mentioned_p, no_labels_between_p,
13272 reg_used_between_p, reg_referenced_p, single_set_2,
13273 multiple_sets, set_noop_p, refers_to_regno_p,
13274 reg_overlap_mentioned_p, dead_or_set_p,
13275 covers_regno_no_parallel_p, covers_regno_p,
13276 dead_or_set_regno_p, find_reg_note, find_regno_note,
13277 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13278 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13279 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13280 side_effects_p, may_trap_p_1, may_trap_p,
13281 may_trap_after_code_motion_p, may_trap_or_fault_p,
13282 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13283 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13284 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13285 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13286 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13288 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13289 warning_for_asm): Likewise.
13290 * tree.h (print_rtl): Likewise.
13291 * varasm.c (get_pool_mode): Likewise.
13293 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13295 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13296 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13297 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13298 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13299 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13300 * ddg.c (compare_sccs): Likewise.
13301 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13302 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13303 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13304 decimal_do_fix_trunc, decimal_real_to_integer,
13305 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13306 * dse.c (const_group_info_t): New.
13307 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13308 * dwarf2out.c (const_dw_die_ref): New.
13309 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13310 * tree-browser.c (TB_parent_eq): Likewise.
13311 * unwind-dw2-fde.c (__register_frame_info_bases,
13312 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13313 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13315 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13316 * unwind-dw2.c (uw_frame_state_for): Likewise.
13317 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13318 * value-prof.h (const_histogram_value): New.
13320 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13322 * config/mips/mips.c (machine_function): Add
13323 initialized_mips16_gp_pseudo_p.
13324 (mips16_gp_pseudo_reg): Do not emit the initialization of
13325 mips16_gp_pseudo_rtx when being called from the gimple cost-
13326 calculation routines; emit it on the first use outside those
13329 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13331 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13334 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13335 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13336 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13337 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13338 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13339 Preserve const-ness of parameters through use of __typeof(),
13340 also constify and tidy.
13342 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13343 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13344 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13345 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13346 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13347 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13348 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13349 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13350 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13352 2007-07-25 Julian Brown <julian@codesourcery.com>
13353 Mark Shinwell <shinwell@codesourcery.com>
13355 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13356 (alpha_mangle_type): This.
13357 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13358 (TARGET_MANGLE_TYPE): Define this instead.
13359 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13360 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13361 (arm_init_neon_builtins): Fix comment.
13362 (arm_mangle_map_entry): New.
13363 (arm_mangle_map): New.
13364 (arm_mangle_type): New.
13365 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13366 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13367 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13368 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13369 (TARGET_MANGLE_TYPE): Define this instead.
13370 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13371 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13372 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13373 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13374 (TARGET_MANGLE_TYPE): Define this instead.
13375 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13377 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13378 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13379 (TARGET_MANGLE_TYPE): Define this instead.
13380 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13381 (s390_mangle_type): This.
13382 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13383 (TARGET_MANGLE_TYPE): Define this instead.
13384 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13385 (sparc_mangle_type): This.
13386 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13387 (TARGET_MANGLE_TYPE): Define this instead.
13388 * cp/mangle.c (write_type): Call mangle_type target hook on all
13389 types before mangling. Use original type, not main variant, as
13391 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13392 (TARGET_MANGLE_TYPE): This.
13393 * target.h (gcc_target): Rename mangle_fundamental_type to
13395 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13396 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13398 2007-07-25 Julian Brown <julian@codesourcery.com>
13399 Paul Brook <paul@codesourcery.com>
13400 Joseph Myers <joseph@codesourcery.com>
13401 Mark Shinwell <shinwell@codesourcery.com>
13403 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13404 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13405 (with_fpu): Allow --with-fpu=neon.
13406 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13407 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13408 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13409 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13410 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13411 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13412 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13413 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13414 (output_move_neon): Add prototypes.
13415 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13416 (all_fpus): Add FPUTYPE_NEON.
13417 (fp_model_for_fpu): Add NEON field.
13418 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13419 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13421 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13423 (thumb2_legitimate_address_p): Likewise.
13424 (neon_valid_immediate): Recognize and prepare constants suitable for
13426 (neon_immediate_valid_for_move): New function. Recognize and prepare
13427 immediates for NEON move instructions.
13428 (neon_immediate_valid_for_logic): New function. Recognize and
13429 prepare immediates for NEON logic instructions.
13430 (neon_output_logic_immediate): New function. Create asm string
13431 suitable for outputting immediate logic instructions.
13432 (neon_pairwise_reduce): New function. Implement reduction using
13433 pairwise operations.
13434 (neon_expand_vector_init): New function. Expand a (possibly
13435 non-constant) vector initialization.
13436 (neon_vector_mem_operand): New function. Memory operands supported
13437 for quad-word loads/stores to/from ARM or NEON registers. Don't
13438 allow base+offset addressing for core regs.
13439 (neon_struct_mem_operand): New function. Valid mems for NEON
13441 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13442 from neon_vector_mem_operand addresses without a secondary register.
13443 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13444 (add_minipool_backward_ref): Likewise.
13445 (dump_minipool): Likewise.
13446 (push_minipool_fix): Likewise.
13447 (output_move_quad): New function. Output quad-word moves, loads and
13448 stores using ARM registers.
13449 (output_move_vfp): Add support for vectors in VFP (NEON) D
13451 (output_move_neon): Output a NEON load/store to/from a quadword
13453 (arm_print_operand): Implement new codes:
13454 - 'c' for unadorned integers (without a # sign).
13455 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13457 - 'e', 'f' for the low and high D parts of a NEON Q register.
13458 - 'q' outputs a NEON Q register.
13459 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13460 - 'T' prints NEON opcode features from a coded bitmask.
13461 - 'F' is similar to T, but signed/unsigned codes both print as
13463 - 't' is similar to T, but 'u' is printed instead of 'p'.
13464 - 'O' prints 'r' if NEON instruction should perform rounding (as
13465 specified by bitmask), else prints nothing.
13466 - '#' is a punctuation character to stop operand numbers from
13467 running together with following digits in the assembler
13468 strings for instructions (when using mode attributes).
13469 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13470 constant vectors in big-endian mode, where necessary.
13471 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13472 Handle EI, OI, CI, XI modes.
13473 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13474 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13475 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13476 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13477 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13479 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13480 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13481 to turn v8qi, etc. into bits defined above.
13482 (neon_itype): New enumeration. Classifications of NEON builtins.
13483 (neon_builtin_datum): Define struct. Contains information about
13484 a single builtin (with multiple modes).
13485 (CF): Define helper macro for...
13486 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13488 (neon_builtin_data): New array. Define information about builtins
13489 for use during initialization/expansion.
13490 (arm_init_neon_builtins): New function.
13491 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13493 (neon_builtin_compare): New function.
13494 (locate_neon_builtin_icode): New function. Find an insn code for a
13495 builtin given a function code for that builtin. Also return type of
13496 builtin (NEON_BINOP, NEON_UNOP etc.).
13497 (builtin_arg): New enumeration. Types of arguments for builtins.
13498 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13499 Takes a variable argument list of builtin_arg types, terminated by
13501 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13502 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13503 (neon_emit_pair_result_insn): New function. Support returning pairs
13504 of vectors via a pointer.
13505 (neon_disambiguate_copy): New function. Set up operands for a
13506 multi-word copy such that registers do not get clobbered.
13507 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13508 ARM_BUILTIN_NEON_BASE.
13509 (arm_file_start): Set float-abi attribute for NEON.
13510 (arm_vector_mode_supported_p): Enable NEON vector modes.
13511 (arm_mangle_map_entry): New.
13512 (arm_mangle_map): New.
13513 (arm_mangle_vector_type): New.
13514 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13516 (TARGET_NEON): New macro. Target supports NEON.
13517 (fputype): Add FPUTYPE_NEON.
13518 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13519 for vectorization based on command-line arg.
13520 (NEON_REGNO_OK_FOR_NREGS): Define.
13521 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13522 (VALID_NEON_STRUCT_MODE): Define.
13523 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13524 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13525 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13526 (consttable_16): Add pattern for outputting 16-byte minipool
13528 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13530 (vec-common.md, neon.md): Include md files.
13531 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13532 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13533 (memory_constraint "Ut", "Un", "Us"): Define.
13534 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13535 (MMX_char): New mode attribute.
13536 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13537 (*add<mode>3_iwmmxt): New insn pattern.
13538 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13539 (*sub<mode>3_iwmmxt): New insn pattern.
13540 (mulv4hi3): Rename to...
13541 (*mulv4hi3_iwmmxt): This.
13542 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13543 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13544 (uminv4hi3, uminv2si3): Remove. Replace with...
13545 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13546 (*umin<mode>3_iwmmxt): These.
13547 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13548 (ashr<mode>3_iwmmxt): This new pattern.
13549 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13550 (lshr<mode>3_iwmmxt): This new pattern.
13551 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13552 (ashl<mode>3_iwmmxt): This new pattern.
13553 * config/arm/neon-docgen.ml: New file. Generate documentation for
13555 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13556 * config/arm/arm_neon.h: New (autogenerated).
13557 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13559 * config/arm/neon.md: New file. Define NEON instructions.
13560 * config/arm/neon.ml: New file. Abstract description of NEON
13561 instructions, used to generate arm_neon.h header, documentation and
13563 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13564 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13566 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13568 (ARM NEON Intrinsics): New subsection.
13569 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13571 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13573 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13576 2007-07-24 Jan Hubicka <jh@suse.cz>
13578 * regclass.c (move_table): New type.
13579 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13580 (init_move_cost): Break out from ...
13581 (init_reg_sets_1): ... here; simplify computation of
13582 have_regs-of_mode and contains_reg_of_mode.
13583 (record_reg_classes): Unswitch internal loops.
13584 (copy_cost): Trigger lazy initialization of move cost
13585 (record_address_regs): Likewise.
13587 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13589 * config/darwin.c (darwin_override_options): Don't force on
13590 flag_var_tracking_uninit when no debug info is requested.
13592 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13594 * cfgloop.c (init_loops_structure): New function.
13595 (flow_loops_find): Create root of the loop tree unconditionally.
13597 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13599 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13601 2007-07-24 Jan Hubicka <jh@suse.cz>
13603 * caller-save.c: Include ggc.h, gt-caller-save.h
13604 (reg_save_code, reg_restore_code): Rename to ...
13605 (cached_reg_save_code, cached_reg_restore_code): ... those.
13606 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13607 (reg_save_code, reg_restore_code): New functions.
13608 (init_caller_save): Do not intialize
13609 reg_save_code/reg_restore_code tables.
13610 * Makefile.in: (gt-caller-save.h): New.
13612 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13614 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13615 with the mode of the original operand instead of
13618 2007-07-23 Jan Hubicka <jH@suse.cz>
13620 * i386.c (ix86_secondary_memory_needed): Break out to...
13621 (inline_secondary_memory_needed): ... here.
13622 (ix86_memory_move_cost): Break out to ...
13623 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13624 maximum of input and output; fix handling of Q_REGS on 64bit.
13625 (ix86_secondary_memory_needed): Microoptimize.
13627 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13629 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13630 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13631 stmts_from_loop, known_dependences_p, build_rdg): New.
13632 * tree-data-ref.h: Depends on graphds.h.
13633 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13634 (build_rdg): Declared.
13635 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13637 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13639 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13642 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13643 Jakub Jelinek <jakub@redhat.com>
13645 PR middle-end/PR28690
13646 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13648 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13649 and MEM_POINTER operands over REG and MEM operands.
13650 (swap_commutative_operands_p): Change return value to bool.
13651 * rtl.h: Update the corresponding prototype.
13652 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13653 instead of gen_rtx_PLUS.
13654 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13655 value to bool. Change function arguments to rtx's and update code
13657 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13658 calls to match the new declaration.
13659 * simplify-rtx.c (simplify_associative_operation): Don't
13660 reorder simplify_binary_operation arguments.
13662 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13664 * config/mips/mips.c (override_options): Use mips_costs to derive
13665 the default branch cost.
13666 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13668 * config/mips/mips.opt (mbranch-cost=): New option.
13669 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13671 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13673 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13674 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13675 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13676 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13678 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13680 * config/mips/constraints.md (ks): New constraint.
13681 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13682 (*add<mode>3_mips16): ...here.
13684 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13686 * optabs.h (enum optab_index): Add new OTI_signbit.
13687 (signbit_optab): Define corresponding macro.
13688 (enum insn_code signbit_optab[]): Remove array.
13689 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13690 (expand_copysign_absneg): If back end provides signbit insn, use it
13691 instead of bit operations on floating point argument.
13692 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13693 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13694 for availability of signbit insn.
13696 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13697 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13698 SSE mode is not active.
13699 (isinf<mode>2): Disable for mfpmath=sse,387.
13701 2007-07-22 Ben Elliston <bje@au.ibm.com>
13703 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13705 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13707 2007-07-20 Richard Guenther <rguenther@suse.de>
13709 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13710 integral typed condition.
13711 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13712 booleanness. Only preserve conversions from a non-base
13713 type to a base type, not in general between types with
13714 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13715 * tree.def (COND_EXPR): Document that the condition
13716 can be of any integral type.
13718 2007-07-20 Nigel Stephens <nigel@mips.com>
13719 Richard Sandiford <richard@codesourcery.com>
13721 * config/mips/mips.h (mips_dwarf_regno): Declare.
13722 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13723 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13724 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13725 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13726 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13727 (REG_CLASS_NAMES): Update accordingly.
13728 * config/mips/mips.c (mips_dwarf_regno): New array.
13729 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13730 (mips_subword): Remove special handling for accumulator registers.
13731 (override_options): Initiailize mips_dwarf_regno. Remove use
13733 (mips_swap_registers): New function.
13734 (mips_conditional_register_usage): Swap accumulator registers
13735 around if TARGET_LITTLE_ENDIAN.
13736 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13737 * config/mips/constraints.md (h, l): Use the endianness to choose
13738 between MD0_REG and MD1_REG.
13739 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13740 alternative-dependent template.
13742 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13744 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13747 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13749 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13750 predecessor fallthru flags.
13752 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13754 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13755 of compare to the same type.
13756 * cfgloopmanip.c (add_loop): Update information about loop exits.
13757 (loop_version): Remove the innermost loop requirement.
13758 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13759 to sizetype for pointers.
13761 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13763 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13764 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13765 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13767 * config/dfp-bit.c: Empty for TFmode conversions.
13769 2007-07-18 Caroline Tice <ctice@apple.com>
13771 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13772 and handle them correctly; check that src is not NULL before
13774 (find_src_set_src): Likewise.
13776 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13778 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13779 (struct alignment_context, init_alignment_context): New.
13780 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13781 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13782 (XCHAL_HAVE_S32C1I): Likewise.
13783 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13784 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13785 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13786 (ATOMIC, HQI): New macros.
13787 (memory_barrier, *memory_barrier): New.
13788 (sync_lock_releasesi): New.
13789 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13790 (sync_lock_test_and_set<mode>): New.
13791 (sync_<atomic><mode>): New.
13792 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13793 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13794 (xtensa_expand_atomic): New.
13796 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13800 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13801 transformation for builtin ISNORMAL.
13802 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13803 * builtins.def (BUILT_IN_ISNORMAL): New.
13804 * doc/extend.texi: Document isnormal.
13806 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13810 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13811 optabs infrastructure. Provide generic implementation for
13813 (expand_builtin): Handle FINITE/ISFINITE.
13814 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13815 (fold_builtin_1): Likewise.
13817 * builtins.def (BUILT_IN_ISFINITE): New.
13819 * doc/extend.texi: Document isfinite.
13821 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13824 PR middle-end/20558
13826 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13827 generic fallback for isinf.
13828 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13829 calculation code ...
13830 * real.c (get_max_float): ... to here.
13831 * real.h (get_max_float): New.
13833 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13835 PR middle-end/32668
13837 * builtin-attrs.def (ATTR_TYPEGENERIC,
13838 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13840 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13841 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13842 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13843 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13845 * c-common.c (handle_type_generic_attribute): New.
13846 (c_common_attribute_table): Add "type generic".
13848 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13850 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13852 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13853 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13856 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13859 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13860 checking that the operand is an expression.
13862 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13863 Danny Smith <dannysmith@users.sourceforge.net>
13866 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13867 file mapping object in local namespace if Windows version later
13870 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13872 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13873 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13874 arm_cannot_force_const_mem.
13875 (arm_cannot_force_const_mem): New function.
13876 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13877 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13878 of arm_tls_referenced_p.
13879 * config/arm/arm.md (movsi): Split out-of-section constants when
13880 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13881 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13883 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13885 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13887 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13889 * config/mips/mips.md (*extendqihi2): Convert the destination
13892 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13894 * config/pa/fptr.c: Update license header.
13895 * config/pa/milli64.S: Likewise.
13897 2007-07-17 Nick Clifton <nickc@redhat.com>
13899 * COPYING_v3: New file. Contains version 3 of the GNU General
13901 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13902 Lesser General Public License.
13903 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13904 the GNU General Public License.
13906 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13908 PR rtl-optimization/32773
13909 * cfglayout.c (force_one_exit_fallthru): New function.
13910 (cfg_layout_finalize): Use it.
13912 2007-07-16 Richard Guenther <rguenther@suse.de>
13913 Uros Bizjak <ubizjak@gmail.com>
13915 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13916 before forcing it to gimple operand.
13918 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13919 David Ung <davidu@mips.com>
13921 * config/mips/mips.h (TUNE_24K): Define.
13922 (TUNE_MACC_CHAINS): Add TUNE_24K.
13923 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13925 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13926 (r74k_int_madd): .. this new reservation.
13927 (define_bypass): Fixed bypasses for r74k_int_madd to use
13928 mips_linked_madd_p.
13929 * config/mips/24k.md (define_bypass): Define new
13930 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13932 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13933 Nigel Stephens <nigel@mips.com>
13935 * config/mips/mips.md: Include 20kc.md.
13936 * config/mips/20kc.md: New file.
13937 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13938 (mips_adjust_cost): Tweak for 20Kc.
13939 (mips_issue_rate): Likewise.
13940 * config/mips/mips.h (TUNE_20KC): Define.
13942 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13944 * config/rs6000/rs6000.c (struct processor_cost): Add
13945 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13947 (*_cost): Add cache information.
13948 (rs6000_override_options): Set cache parameters.
13950 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13953 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13954 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13956 2007-07-16 Paul Brook <paul@codesourcery.com>
13959 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13960 (cirrus_thumb2_movsi_insn): Ditto.
13962 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13964 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13965 CR2_REGNO to R_CR2.
13967 2007-07-15 Andrew Haley <aph@redhat.com>
13969 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13970 before looking in the context.
13972 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13974 PR middle-end/32398
13975 PR middle-end/32769
13976 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13977 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13978 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13979 (pa_output_function_prologue): Use rp_saved and
13980 current_function_is_leaf to generate .CALLINFO statement.
13981 (hppa_expand_prologue): Set rp_saved.
13982 (hppa_expand_epilogue): Use rp_saved.
13983 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13984 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13986 2007-07-14 Dirk Mueller <dmueller@suse.de>
13988 * omega.c (coalesce): Fix memory leak on early exit.
13989 * matrix-reorg.c (check_allocation_function): Likewise.
13990 * tree-vect-transform.c (vect_get_new_vect_var): free result
13992 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13993 pass pointer to edge vector
13994 (partition_hot_cold_basic_blocks): Fix memory leak.
13995 * collect2.c (prefix_from_string): Free temporary storage.
13996 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13998 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14000 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14001 (DO_GLOBAL_DTORS_BODY): Likewise.
14003 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14004 Nigel Stephens <nigel@mips.com>
14006 * config/mips/mips.c (mips_classify_symbol): Don't return
14007 SYMBOL_SMALL_DATA for constant pool addresses if
14008 TARGET_EMBEDDED_DATA is true.
14010 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14012 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14013 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14014 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14015 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14016 __builtin_ia32_storehps, __builtin_ia32_storelps,
14017 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14018 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14019 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14020 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14021 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14022 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14023 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14024 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14025 using def_builtin_const.
14027 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14029 PR tree-optimization/32705
14030 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14031 (simplify_binary_expression): Use SSA_VAL consistently.
14033 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14035 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14036 (SPEFSCR_REGNO): Delete definition.
14037 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14038 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14039 * config/rs6000/rs6000.h: Do not define *_REGNO.
14040 LINK_REGISTER_REGNUM -> LR_REGNO.
14041 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14042 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14043 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14044 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14045 R_VRSAVE, R_VSCR. Use them.
14046 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14047 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14048 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14049 * config/rs6000/aix.h: Define R_LR. Use it.
14051 2007-07-13 Caroline Tice <ctice@apple.com>
14053 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14054 flag_var_tracking is explicitly turned off (i.e. when variable
14055 tracking is not feasible); otherwise, turn flag_var_tracking on when
14056 flag_var_tracking_uninit is on.
14057 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14058 note definitions, to allow recording of initialization status in the
14060 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14061 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14062 determine if two note locations are equal.
14063 (output_loc_list): Don't output list entries whose start & end labels
14065 (reg_loc_descriptor): Add parameter for initialization status; pass it
14066 to other loc descriptor functions.
14067 (one_reg_loc_descriptor): Add parameter for initialization status;
14068 check its value and add DW_OP_GNU_uninit to returned loc descr if
14070 (multiple_reg_loc_descriptor): Add parameter for initialization
14072 pass init status argument to other loc descriptor functions; check
14073 value of intialization parameter and add DW_OP_GNU_uninit to returned
14074 loc descr if appropriate.
14075 (based_loc_descr): Add parameter for initialization status; add new
14076 variable for return value; check value of initialization parameter and
14077 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14078 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14079 pass init status argument to other loc descriptor functions; check
14080 value of intialization parameter and add DW_OP_GNU_uninit to returned
14081 loc descr if appropriate.
14082 (mem_loc_descriptor): Likewise.
14083 (concat_loc_descriptor): Likewise.
14084 (concatn_loc_descriptor): Likewise.
14085 (loc_descriptor): Add parameter for initialization status; pass it as
14086 argument to other loc descriptor function calls.
14087 (loc_descriptor_from_tree_1): Add appropriate initialization status
14088 to loc descriptor function calls.
14089 (add_location_or_const_value_attribute): Get initialization status
14090 from VAR_LOCATION note; add initialization status to loc descriptor
14092 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14093 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14094 status is uninitialized, add "[uninint]" to output.
14095 * common.opt (fvar-tracking-uninit): New option, similar to
14096 fvar-tracking, to turn on tracking of uninitialized variables; creates
14097 a new global flag, flag_var_tracking_uninit.
14098 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14099 (enum var_init_status): New type, for var initialization status field.
14100 * var-tracking.c (struct location_chain_def): Two new fields, init,
14101 for initialization status, and set_src for the assignment value expr.
14102 (unshare_variable): New parameter for initialization status;
14103 initialize new init and set_src fields.
14104 (var_reg_set): New parameters for initialization status and value;
14105 pass them to set_variable_part.
14106 (var_mem_set): Likewise.
14107 (get_init_value): New function.
14108 (var_reg_delete_and_set): New initialization status & value
14109 parameters; add call to get_init_value if status is unknown; pass new
14110 parameters to clobber_variable_part and var_reg_set.
14111 (var_mem_delete_and_set): Likewise.
14112 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14113 (var_mem_delete): Likewise.
14114 (variable_union): Pass status to unshare_variable; initialize new init
14115 and set_src fields. If flag_var_tracking_uninit is not set, force
14116 status to initialized.
14117 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14118 used later to get the set_src value.
14119 (find_src_status): New function.
14120 (find_src_set_src): New function.
14121 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14122 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14123 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14124 and var_mem_delete_and_set.
14125 (dump_variable): Print out "[uninit]" if appropriate.
14126 (set_variable_part): Add new initialization and set_src parameters;
14127 pass status to unshare_variable; set node->init and node- >set_src
14128 fields and modify slot in hash table appropriately; save the init and
14129 set_src values if appropriate and assign to the new node.
14130 (clobber_variable_part): New set_src parameter; if two nodes have
14131 same variable and same location but different set_src (assignment)
14132 values, clobber old node.
14133 (delete_variable_part): Pass init status to unshare_variable.
14134 (emit_note_insn_var_location): Add initialized var; assign var's init
14135 status to new 'initialized'; pass new init status field to calls to
14136 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14137 status to initialized.
14138 (emit_notes_in_bb): Pass initialization status to calls to
14139 var_reg_set, var_mem_set, var_reg_delete_and_set and
14140 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14141 var_reg_delete_and_set and var_mem_delete_and_set; call
14142 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14143 make up for change in add_stores.
14144 (vt_add_function_parameters): Add status to calls to
14146 * config/darwin.c (darwin_override_options): Turn on uninitialized
14147 tracking automatically, if var_tracking is on and the system is
14150 2007-07-13 Sa Liu <saliu@de.ibm.com>
14152 * config.gcc: Add options for arch and tune on SPU.
14153 * config/spu/predicates.md: Add constant operands 0 and 1.
14154 * config/spu/spu-builtins.def: Add builtins for double precision
14155 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14156 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14158 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14160 * config/spu/spu-protos.h: Add new function prototypes.
14161 * config/spu/spu.c (spu_override_options): Check options -march and
14163 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14164 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14166 (spu_const_from_int): New. Create a vector constant from 4 ints.
14167 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14168 (spu_emit_vector_compare): New. Emit vector compare.
14169 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14170 * config/spu/spu.h: Add options -march and -mtune. Define processor
14171 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14172 CANONICALIZE_COMPARISON.
14173 * config/spu/spu.md: Add new insns for double precision compare
14174 and double precision vector compare. Add vcond and smax/smin patterns
14175 to enable DFmode vector conditional expression.
14176 * config/spu/spu.opt: Add options -march and -mtune.
14177 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14178 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14179 both CELL and CELLEDP targets: spu_testsv.
14180 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14183 2007-07-13 Richard Guenther <rguenther@suse.de>
14185 PR tree-optimization/32721
14186 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14187 TREE_THIS_VOLATILE on the folded reference.
14188 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14189 if the array reference has TREE_THIS_VOLATILE set.
14191 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14194 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14196 2007-07-13 Andreas Schwab <schwab@suse.de>
14198 * gengtype-lex.l: Allow declarations to be indented.
14200 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14202 * ginclude/tgmath.h: New.
14203 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14204 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14205 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14206 * configure: Regenerate.
14208 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14210 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14211 correct index when setting register save state for xd
14214 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14216 * config/sh/sh.c (mark_use): Remove.
14218 2007-07-12 Paul Brook <paul@codesourcery.com>
14220 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14221 reg does not overlap return value.
14223 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14225 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14226 (set_expression_vuses): Ditto.
14227 (init_pre): Initialize expression_vuses.
14229 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14231 * config/i386/sse.md (storentdf, storentsf): New.
14233 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14235 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14237 * tree.c (build_decl_stat): Move code from here...
14238 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14239 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14240 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14241 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14242 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14245 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14246 Devang Patel <dpatel@apple.com>
14248 PR tree-optimization/25413
14249 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14250 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14251 * tree.h (contains_packed_reference): New.
14252 * expr.c (contains_packed_reference): New.
14253 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14254 (vect_enhance_data_refs_alignment): Call
14255 vector_alignment_reachable_p.
14256 * target.h (vector_alignment_reachable): New builtin.
14257 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14258 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14259 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14261 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14263 * target.h (builtin_vectorization_cost): Add new target builtin.
14264 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14265 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14266 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14267 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14268 uninitialized variables.
14269 * tree-vect-transform.c (cost_for_stmt): New function.
14270 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14271 using cost 1 for all scalar stmts. Be less conservative when
14272 estimating the number of prologue/epulogue iterations. Call
14273 targetm.vectorize.builtin_vectorization_cost. Return
14274 min_profitable_iters-1.
14275 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14276 initialization cost instead of TARG_VEC_STMT_COST. Use
14277 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14278 epilogue code. Fix epilogue cost computation.
14279 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14280 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14281 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14282 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14283 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14284 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14286 2007-07-12 Richard Guenther <rguenther@suse.de>
14288 * gimplify.c (gimplify_conversion): Make sure that the result
14289 from maybe_fold_offset_to_reference is trivially convertible
14290 to the desired type before doing the simplification.
14291 (gimplify_expr): Likewise.
14292 * fold-const.c (fold_binary): Use the correct types for
14293 building the simplified expression.
14295 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14297 PR rtl-optimization/32729
14298 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14299 that fallthru to exit.
14301 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14303 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14304 (symDTPOFF2reg): Likewise.
14306 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14308 PR tree-optimization/32663
14310 * tree.h (VALUE_HANDLE_VUSES): Remove.
14311 (struct tree_value_handle): Remove vuses.
14313 * tree-vn.c (create_value_handle_for_expr): Don't set
14314 VALUE_HANDLE_VUSES.
14316 * tree-ssa-pre.c (expression_vuses): New.
14317 (alloc_expression_id): Set up expression_vuses.
14318 (get_expression_vuses): New.
14319 (set_expression_vuses): Ditto.
14320 (clear_expression_ids): Modify for expression_vuses.
14321 (phi_translate_1): Ditto.
14322 (phi_translate_set): Ditto.
14323 (value_dies_in_block_x): Ditto
14324 (valid_in_sets): Ditto.
14325 (add_to_sets): Ditto.
14326 (find_existing_value_expr): Ditto.
14327 (create_value_handle_for_expr): Ditto.
14328 (make_values_for_stmt): Ditto.
14329 (vuse_equiv): Remove.
14331 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14333 * Makefile.in (mostlyclean): Remove object files.
14335 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14337 * toplev.c (no_new_pseudos): Deleted.
14338 * rtl.h (no_new_pseudos): Deleted.
14339 * tree-pass.h (pass_no_new_pseudos): Deleted.
14340 * passes.c (pass_no_new_pseudos): Deleted.
14341 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14342 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14343 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14345 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14346 * rtlhooks.c (gen_lowpart_general): Ditto.
14347 * optabs.c (prepare_operand): Ditto.
14348 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14350 * modulo-sched.c (rest_of_handle_sms): Ditto.
14351 * see.c (rest_of_handle_see): Ditto.
14352 * ifcvt.c (if_convert): Ditto.
14353 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14355 * init-regs.c (gate_initialize_regs): Deleted set of
14357 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14358 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14359 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14361 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14364 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14365 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14366 (*vec_extractv2di_1_rex64): New insn pattern.
14368 2007-07-11 David Daney <ddaney@avtrex.com>
14370 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14371 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14372 for SIGNAL_UNWIND_RETURN_COLUMN.
14373 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14374 (DWARF_FRAME_REGNUM): Rewrite.
14375 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14377 2007-07-11 Nick Clifton <nickc@redhat.com>
14379 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14380 delta and use gen_int_mode in place of GET_INT instead.
14382 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14384 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14387 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14389 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14390 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14392 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14393 (USE_CANONICAL_TYPES): New.
14394 * doc/invoke.texi (verify-canonical-types): Remove.
14395 (use-canonical-types): Add.
14397 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14399 * config/spu/spu.c (spu_optimization_options): Remove setting of
14400 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14401 (spu_override_options): Move it here.
14403 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14405 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14406 * config/mips/mips.c (mips_cpu_info_table): Mention
14407 MIPS_ISA_LEVEL_SPEC in the comment.
14409 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14411 PR tree-optimization/32713
14412 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14414 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14416 PR middle-end/30482
14417 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14418 conditional to flag_isoc99.
14419 (c_common_init_options): Do it here, unconditionally.
14421 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14423 PR tree-optimization/32589
14424 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14425 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14426 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14427 predicate, extracted from...
14428 (set_rhs): ...here. Call it for the expression on entry.
14429 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14430 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14431 (simplify_binary_expression): Use valid_gimple_expression_p
14432 to validate the simplification.
14433 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14435 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14437 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14438 DWARF2_DEBUG on 32 bit target too.
14439 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14441 2007-07-11 Nick Clifton <nickc@redhat.com>
14443 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14444 version for 64-bit hosts.
14446 2007-07-10 David Daney <ddaney@avtrex.com>
14448 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14450 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14452 * config/mips/mips.c (mips_expand_synci_loop): New function.
14453 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14454 (UNSPEC_RDHWR): Same.
14455 (UNSPEC_SYNCI): Same.
14456 (UNSPEC_SYNC): Same.
14457 (clear_cache): New expand.
14461 (clear_hazard): Same.
14462 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14464 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14465 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14467 2007-07-10 Ian Lance Taylor <iant@google.com>
14469 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14472 2007-07-10 David Daney <ddaney@avtrex.com>
14474 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14475 * builtins.c (expand_builtin___clear_cache): New function.
14476 (expand_builtin): Call expand_builtin___clear_cache for
14477 BUILT_IN_CLEAR_CACHE case.
14478 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14479 * doc/md.texi (clear_cache): Document new instruction pattern.
14480 * testsuite/gcc.dg/builtins-64.c: New test.
14482 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14484 * config/cris/cris.md ("movsi"): Fix typo in last change.
14486 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14489 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14491 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14492 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14493 for FUNCTION_DECLs. Don't use align_functions_log if
14495 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14496 even for FUNCTION_DECLs.
14497 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14499 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14500 (DECL_FUNCTION_CODE): Update for new location and name of
14502 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14503 (struct tree_decl_common): Move 'align' and 'off_align' out
14504 of union, ensure they're still on a 32-bit boundary. Remove
14505 other fields in union 'u1'.
14506 (struct tree_function_decl): Add field 'function_code' replacing
14507 'u1.f' in tree_decl_common.
14508 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14509 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14510 (Variable Attributes): Cross-reference 'aligned' attribute
14511 to Function Attributes.
14512 * flags.h (force_align_functions_log): Delete.
14513 * toplev.c (force_align_functions_log): Delete.
14515 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14518 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14519 (*vec_concatv2di_rex): New insn pattern.
14521 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14524 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14526 2007-07-10 Ian Lance Taylor <iant@google.com>
14528 Replace no_new_pseudos in backends.
14529 * rtl.h (can_create_pseudo_p): Define.
14530 * config/darwin.c (machopic_indirect_data_reference): Use
14531 can_create_pseudo_p () instead of no_new_pseudos.
14532 (machopic_indirect_data_reference): Likewise.
14533 (machopic_legitimize_pic_address): Likewise.
14534 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14535 (alpha_emit_set_const_1): Likewise.
14536 (alpha_emit_set_const): Likewise.
14537 (alpha_emit_conditional_move): Likewise.
14538 (alpha_split_conditional_move): Likewise.
14539 * config/alpha/alpha.md (various splitters): Likewise.
14541 * config/arm/arm.c (legitimize_pic_address): Likewise.
14542 (arm_load_pic_register): Likewise.
14543 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14544 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14545 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14546 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14547 * config/cris/cris.md (movsi): Likewise.
14548 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14549 (symGOTOFF2reg_hilo): Likewise.
14550 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14551 * config/h8300/h8300.md (insv, extzv): Likewise.
14552 * config/i386/i386.c (ix86_expand_move): Likewise.
14553 (ix86_expand_vector_move): Likewise.
14554 (ix86_prepare_fp_compare_args): Likewise.
14555 (ix86_expand_carry_flag_compare): Likewise.
14556 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14557 (tls_dynamic_gnu2_combine_32): Likewise.
14558 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14559 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14560 (ia64_expand_movxf_movrf): Likewise.
14561 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14562 (m32c_split_move): Likewise.
14563 (m32c_expand_insv): Likewise.
14564 * config/m68k/m68k.md (movsi): Likewise.
14565 * config/mips/mips.c (mips_force_temporary): Likewise.
14566 (mips_split_symbol): Likewise.
14567 (mips_move_integer): Likewise.
14568 (mips_legitimize_const_move): Likewise.
14569 * config/mn10300/mn10300.md (movsi): Likewise.
14570 * config/pa/pa.c (emit_move_sequence): Likewise.
14571 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14572 (rs6000_got_register): Likewise.
14573 (create_TOC_reference): Likewise.
14574 (rs6000_machopic_legitimize_pic_address): Likewise.
14575 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14576 (various splitters): Likewise.
14577 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14578 (movsi_got): Likewise.
14579 * config/s390/s390.c (emit_symbolic_move): Likewise.
14580 * config/s390/s390.md (movhi, movqi): Likewise.
14581 (load_multiple, store_multiple): Likewise.
14582 * config/score/score.c (score_force_temporary): Likewise.
14583 * config/sh/sh.c (prepare_move_operands): Likewise.
14584 (prepare_cbranch_operands): Likewise.
14585 (emit_fpu_switch): Likewise.
14586 (fpscr_set_from_mem): Likewise.
14587 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14588 (adddi3, subsi3): Likewise.
14589 (various splitters): Likewise.
14590 (divsi_inv_fp_combine): Likewise.
14591 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14592 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14594 * config/sh/predicates.md (xor_operand): Likewise.
14595 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14596 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14597 (movdi_pic_label_ref): Likewise.
14598 * config/spu/spu.c (spu_split_immediate): Likewise.
14599 * config/alpha/alpha.md (various splitters): Remove test
14600 !no_new_pseudos || reload_completed.
14601 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14603 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14604 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14605 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14606 * config/score/score.c (th_output_mi_thunk): Likewise.
14607 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14608 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14610 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14612 PR rtl-optimization/32664
14613 * mode-switching.c (create_pre_exit): Skip barrier insns.
14615 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14617 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14618 force_gimple_operand_bsi.
14619 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14620 rewrite_use_compare): Ditto.
14621 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14623 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14624 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14625 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14626 * tree-profile.c (prepare_instrumented_value,
14627 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14628 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14629 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14630 tree_gen_ior_profiler): Ditto.
14631 * tree-ssa-reassoc.c (negate_value): Ditto.
14632 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14633 Use force_gimple_operand_bsi.
14634 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14635 * tree-if-conv.c (add_to_dst_predicate_list,
14636 find_phi_replacement_condition): Ditto.
14637 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14638 Call mark_symbols_for_renaming for new statements.
14639 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14641 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14643 * cfghooks.c (remove_edge): New function.
14644 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14646 * cfghooks.h (remove_edge): Declare.
14647 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14648 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14650 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14652 * optabs.h: Added declaration for signbit_optab.
14653 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14654 * genoptinit.c (optabs): Added entry for signbit insns.
14655 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14656 insn, if available.
14657 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14658 * config/s390/s390.md (signbit<mode>2): New expander.
14660 2007-07-09 Richard Guenther <rguenther@suse.de>
14662 PR middle-end/32698
14663 * fold-const.c (fold_plusminus_mult_expr): Move constant
14664 arguments second to allow decomposing.
14666 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14669 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14671 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14672 Disregard DECL_FROM_INLINE.
14674 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14677 * doc/invoke.texi: Add ftree-reassoc flag.
14678 * common.opt (ftree-reassoc): New flag.
14679 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14680 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14682 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14684 PR tree-optimization/32681
14685 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14686 saved in second_edge->aux when first_bb is a loop header.
14688 2007-07-09 Jan HUbicka <jh@suse.cz>
14690 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14692 2007-07-09 Richard Guenther <rguenther@suse.de>
14694 * c-decl.c (start_function): Do not promote return type.
14696 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14698 * function.c (do_warn_unused_parameter): Do not warn if
14699 TREE_NO_WARNING is set.
14701 2007-07-08 Andreas Schwab <schwab@suse.de>
14703 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14705 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14708 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14710 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14711 apply to assembly language, too.
14712 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14714 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14716 Revert (note the sccvn portions are *not* reverted)
14717 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14719 Fix PR tree-optimization/23488
14721 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14723 * tree-flow-inline.h (get_value_handle): Ditto.
14724 * tree-ssa-pre.c (decl_vh_map): New.
14725 (decl_node_pool): New.
14726 (can_value_number_operation): Support DECL_P.
14727 (can_PRE_operation): Ditto.
14728 (create_expression_by_pieces): Ditto.
14729 (find_existing_value_expr): Modify to differnetiate between
14730 addressing and top level.
14731 (create_value_handle_for_expr): Handle DECL's.
14732 (poolify_tree): Ditto.
14733 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14734 (make_values_for_stmt): Handle DECL's properly.
14735 (init_pre): Reorg to not init useless things during FRE.
14737 * tree-flow.h: Include pointer-set.h.
14738 (decl_vh_map): Declare.
14739 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14741 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14743 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14744 the constraint description.
14745 * doc/md.texi: Update documentation of AVR constraints.
14747 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14749 * auto-inc-dec.c, config/arm/arm.c,
14750 config/m32r/constraints.md, config/mips/mips.md,
14751 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14752 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14753 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14754 typos. Follow spelling conventions.
14755 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14757 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14758 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14760 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14761 realloc_vuse): Remove.
14762 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14765 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14767 Fix PR tree-optimization/23488
14769 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14770 (try_to_simplify): Ditto.
14771 (visit_use): Ditto.
14772 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14774 * tree-flow-inline.h (get_value_handle): Ditto.
14775 * tree-ssa-pre.c (decl_vh_map): New.
14776 (decl_node_pool): New.
14777 (can_value_number_operation): Support DECL_P.
14778 (can_PRE_operation): Ditto.
14779 (create_expression_by_pieces): Ditto.
14780 (find_existing_value_expr): Modify to differnetiate between
14781 addressing and top level.
14782 (create_value_handle_for_expr): Handle DECL's.
14783 (poolify_tree): Ditto.
14784 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14785 (make_values_for_stmt): Handle DECL's properly.
14786 (init_pre): Reorg to not init useless things during FRE.
14788 * tree-flow.h: Include pointer-set.h.
14789 (decl_vh_map): Declare.
14790 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14792 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14794 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14795 apply to assembly language, too.
14796 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14798 2007-07-06 Ian Lance Taylor <iant@google.com>
14799 Zack Weinberg <zackw@panix.com>
14801 PR middle-end/32441
14802 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14804 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14806 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14807 (prefetch): Likewise if "pref" would be used.
14809 2007-07-06 Josh Conner <jconner@apple.com>
14811 PR middle-end/32602
14812 PR middle-end/32603
14813 * calls.c (store_one_arg): Handle arguments which are partially
14814 on the stack when detecting argument overlap.
14816 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14818 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14819 chosen during find_reloads.
14821 2007-07-06 Richard Guenther <rguenther@suse.de>
14823 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14824 TYPE_ARG_TYPES for verification of argument types. Use
14825 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14826 parameters as variable arguments.
14828 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14830 * libgcc2.h (word_type): Type definition removed.
14831 (cmp_return_type, shift_count_type): Type definitions added.
14832 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14833 replaced with shift_count_type.
14834 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14836 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14837 changed from word_type to Wtype.
14838 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14839 replaced with shift_count_type.
14840 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14842 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14843 and libgcc_shift_count attribute added.
14844 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14845 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14846 (TARGET_INITIALIZER): New target hooks added.
14847 * targhooks.c (default_libgcc_cmp_return_mode,
14848 default_libgcc_shift_count_mode): Default implementations for the new
14849 target hooks added.
14850 * targhooks.h (default_libgcc_cmp_return_mode,
14851 default_libgcc_shift_count_mode): Function prototypes added.
14852 * target.h (struct gcc_target): Fields for the new target hooks added.
14853 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14855 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14858 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14859 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14861 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14862 s390_libgcc_shift_count_mode): Functions added.
14863 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14864 Target hooks defined.
14866 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14868 * config/mips/mips.c (compute_frame_size): Restore the original
14869 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14870 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14871 Document why the difference is needed.
14873 2007-07-06 Richard Guenther <rguenther@suse.de>
14875 * c-common.c (boolean_increment): Use correctly typed
14878 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14880 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14881 the topmost argument register is not also included in the save mask.
14882 (mips16e_collect_argument_save_p): Take a pointer to the argument
14883 register, rather than a pointer to the number of arguments.
14884 (mips16e_collect_argument_saves): Only include argument saves
14885 that aren't in the register mask.
14887 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14889 PR rtl-optimization/32450
14890 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14891 to ensure that instructions are not moved into the prologue when
14892 profiling is on. Remove unused prologue_end variable.
14893 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14894 as a scheduling barrier.
14896 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14899 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14900 Disregard DECL_FROM_INLINE.
14902 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14904 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14905 IORing with a constant.
14907 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14909 PR rtl-optimization/32475
14910 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14911 for every definition of the stack pointer.
14913 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14915 * arm.c (vfp3_const_double_index): Copy signed results of
14916 REAL_VALUE_TO_INT into unsigned vars.
14918 2007-07-05 Richard Guenther <rguenther@suse.de>
14920 PR middle-end/32639
14921 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14923 * tree-ssa.c (useless_type_conversion_p): Check canonical
14926 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14928 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14929 zero_extendhisi2): Change to define_insn_and_split.
14930 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14932 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14934 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14935 pass_match_asm_constraints): New.
14936 * passes.c (init_optimization_passes): Add new pass.
14937 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14938 * function.h (struct function): Add has_asm_statement bit.
14939 (current_function_has_asm_statement): New.
14940 * tree-pass.h (pass_match_asm_constraints): New.
14942 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14944 * config/mips/mips.c (mips_file_start): Avoid declaration
14947 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14949 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14951 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14953 * rtl.def (NOTE): Change print format string to print
14954 operand 5 as a note insn name.
14956 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14957 David Ung <davidu@mips.com>
14959 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14960 * doc/invoke.texi: (MIPS Options): Document them.
14962 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14963 David Ung <davidu@mips.com>
14965 Add support for SmartMIPS ASE.
14967 * optabs.c (expand_binop_directly): New, broken out from...
14968 (expand_binop): Here. Make it try rotating in the other
14969 direction even when the second operand isn't constant.
14970 * config/mips/mips.md (*lwxs): New.
14971 * config/mips/mips.opt (msmartmips): New.
14972 * config/mips/mips.c (mips_lwxs_address_p): New.
14973 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14974 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14975 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14976 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14977 (ISA_HAS_LWXS): New.
14978 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14979 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14980 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14981 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14982 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14983 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14984 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14986 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14988 * tree-vectorizer.c (new_loop_vec_info): Initialize
14989 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14990 * tree-vectorizer.h (_loop_vec_info): Added new filed
14991 min_profitable_iters.
14992 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14993 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14994 * tree-vect-analyze.c (vect_analyze_operations): Set
14995 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14996 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14997 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14998 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14999 and prologue cost to after they are computed.
15000 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15001 TARG_VEC_STMT_COST.
15002 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15003 of creating vectors from scalars according to dt.
15004 (vect_model_store_cost): Likewise.
15005 (vectorizable_call): Use dt array instead of scalar dt. Call
15006 vect_model_simple_cost with additional argument dt.
15007 (vectorizable_assignment): Likewise.
15008 (vectorizable_operation): Likewise.
15009 (vectorizable_type_demotion): Likewise.
15010 (vectorizable_type_promotion): Likewise.
15011 (vectorizable_store): Use dt array instead of scalar dt. Call
15012 vect_model_store_cost with additional argument dt.
15013 (vect_do_peeling_for_loop_bound): Don't call
15014 vect_estimate_min_profitable_iters. Instead, lookup
15015 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15016 "may not be profitable".
15018 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15021 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15022 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15023 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15024 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15026 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15028 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15029 addressing modes cheaper.
15031 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15033 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15034 (dw_ranges_struct): Rename block_num to num. Adjust.
15035 (dw_ranges_by_label_struct): New.
15036 (ranges_by_label, ranges_by_label_allocated,
15037 ranges_by_label_in_use): New variables.
15038 (add_ranges_num): Factored most of the code out of...
15039 (add_ranges): ... this one. Rewrite in terms of the former.
15040 (add_ranges_by_labels): New.
15041 (output_ranges): Output by-label ranges.
15042 (dwarf2out_finish): Output range for multiple-section
15043 compile_unit. Output standard DW_AT_low_pc in addition to
15044 unexpected DW_AT_entry_pc.
15046 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15048 PR tree-optimization/32604
15049 PR tree-optimization/32606
15051 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15052 (compute_antic_safe): Removed.
15053 (ANTIC_SAFE_LOADS): Ditto.
15054 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15055 (execute_pre): Don't call compute_antic_safe.
15056 (vuse_equiv): New function.
15057 (make_values_for_stmt): Use it
15058 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15061 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15064 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15065 rather than a decl.
15066 (avr_attribute_table): Make "naked" attribute apply to function types
15067 rather than to decls.
15068 (avr_handle_fntype_attribute): New function.
15070 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15072 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15075 2007-07-04 David Ung <davidu@mips.com>
15076 Joseph Myers <joseph@codesourcery.com>
15078 * config/mips/mips.md (type): Add logical, signext and move.
15079 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15080 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15081 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15082 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15083 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15084 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15085 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15086 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15087 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15088 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15089 movv2sf_hardfloat_64bit): Use the new types.
15090 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15091 *movdf_softfloat, *movdf_mips16): Use "multi".
15092 (extendqihi2): Replace with a define_expand.
15093 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15094 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15095 * config/mips/74k.md (r74k_int_logical): New reservation and
15097 (r74k_int_arith): Remove "slt".
15098 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15099 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15100 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15101 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15102 reservations for "arith".
15104 2007-07-04 Richard Guenther <rguenther@suse.de>
15106 * tree-ssa.c (useless_type_conversion_p): Add handling for
15107 scalar float and vector types. Only call the types_compatible_p
15108 langhook for aggregate types as last resort. Follow the
15111 2007-07-04 Richard Guenther <rguenther@suse.de>
15113 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15114 the same as NOP_EXPR.
15116 2007-07-04 Nick Clifton <nickc@redhat.com>
15118 * target.h (struct gcc_target): Add target_help field.
15119 * target-def.h (TARGET_HELP): New.
15120 (TARGET_INITIALIZER): Use TARGET_HELP.
15121 * opts.c (command_handle_option): Invoke target_help function, if
15122 defined, when the user has specified --target-help on the command
15124 * doc/invoke.texi: Mention that --target-help might print
15125 additional information.
15126 * doc/tm.texi: Document TARGET_HELP hook.
15128 * arm.c (TARGET_HELP): Override default definition.
15129 (arm_target_help): New - display a wrapped list of cores and
15130 architectures supported.
15132 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15134 * config/v850/v850.c (expand_prologue): Make sure
15135 GEN_INT() argument is sign extended rather than zero extended.
15136 (expand_epilogue): Likewise.
15137 (output_move_double): Delete.
15138 * config/v850/v850-protos.h (output_move_double): Delete.
15139 * config/v850/v850.md (movdi): Delete.
15140 (*movdi_internal): Delete.
15142 (*movdf_internal): Delete.
15144 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15146 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15147 unless compiling RTP PIC.
15149 2007-07-04 Richard Guenther <rguenther@suse.de>
15151 PR tree-optimization/32482
15152 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15153 original ssa name if we didn't find a shift expression.
15154 Fix shift constant for bit zero test.
15156 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15158 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15160 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15162 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15163 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15164 * config/arm/vxworks.h (ASM_SPEC): Delete.
15165 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15167 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15169 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15170 (DDR_REVERSED_P): New.
15171 * tree-data-ref.c (initialize_data_dependence_relation,
15172 build_classic_dist_vector): Set DDR_REVERSED_P.
15174 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15176 PR middle-end/32457
15177 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15178 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15179 init_omega_for_ddr_1): Use non conservative number of iterations
15181 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15182 (analyze_siv_subscript): Remove FIXME and reinitialization of
15183 last_conflicts to chrec_dont_know.
15184 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15186 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15188 * tree.c (maybe_canonicalize_argtypes): Improve description.
15190 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15192 * tree.c (maybe_canonicalize_argtypes): New.
15193 (build_function_type): Set canonical type.
15194 (build_method_type_directly): Ditto.
15195 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15198 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15200 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15202 (rewrite_use_nonlinear_expr): Likewise.
15204 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15206 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15208 2007-07-04 Ben Elliston <bje@au.ibm.com>
15210 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15213 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15215 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15216 (Exception Handling): Likewise.
15218 2007-07-03 Jan Hubicka <jh@suse.cz>
15220 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15222 2007-07-03 Eric Christopher <echristo@apple.com>
15224 * doc/cppopts.texi: Add conflicting option note to -dM.
15225 * doc/invoke.texi: Add note about possible conflicts with
15226 -E for -dCHARS and note that -dM will not produce
15227 any results if there is no machine dependent reorg.
15229 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15231 * tree.h (DECL_ALIGN): Back out previous change.
15233 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15235 * configure.ac: Test for .dtprelword support on MIPS.
15236 * configure, config.in: Regenerate.
15237 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15238 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15240 2007-07-03 Julian Brown <julian@codesourcery.com>
15242 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15243 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15244 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15245 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15247 (all_fpus): Add FPUTYPE_VFP3.
15248 (fp_model_for_fpu): Add VFPv3 field.
15249 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15250 (vfp3_const_double_index): New function. Return integer index of
15251 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15253 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15254 and argument represents a valid RTX for a VFPv3 constant.
15255 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15257 (vfp_emit_fstmd): Similar, for fstmd.
15258 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15259 constants, represented as integer indices.
15260 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15261 VFP_REGNO_OK_FOR_DOUBLE macros.
15262 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15263 (arm_file_start): Set float-abi attribute for VFPv3, and output
15264 correct ".fpu" assembler directive.
15265 (arm_dbx_register_numbering): Add FIXME.
15266 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15267 (fputype): Add FPUTYPE_VFP3.
15268 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15269 (CALL_USED_REGISTERS): Likewise.
15270 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15271 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15272 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15273 (D7_VFP_REGNUM): New.
15274 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15275 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15276 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15277 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15278 (REG_ALLOC_ORDER): Adjust for VFPv3.
15279 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15280 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15281 VFP_LO_REGS, VFP_HI_REGS.
15282 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15283 (IS_VFP_CLASS): Define macro.
15284 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15286 (REGISTER_MOVE_COST): Likewise.
15287 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15288 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15289 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15290 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15291 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15292 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15293 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15294 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15295 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15296 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15297 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15298 where appropriate for single-word registers.
15299 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15300 As above. Fix type attributes.
15301 * config/arm/constraints.md (register_contraint "t"): Define.
15302 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15304 (register_constraint "x"): Define.
15305 (constraint "Dv"): Define.
15307 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15309 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15311 2007-07-03 Tom Tromey <tromey@redhat.com>
15313 * c-parser.c (objc_pq_context): Removed.
15314 (objc_need_raw_identifier): Likewise.
15315 (c_parser) <objc_pq_context>: New field.
15316 <objc_need_raw_identifier>: Likewise.
15317 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15318 (c_lex_one_token): Update.
15319 (c_parser_objc_protocol_definition): Update.
15320 (c_parser_objc_method_definition): Update.
15321 (c_parser_objc_methodproto): Update.
15322 (c_parser_declspecs): Update.
15324 2007-07-03 David Ung <davidu@mips.com>
15326 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15328 2007-07-03 David Ung <davidu@mips.com>
15329 Richard Sandiford <richard@codesourcery.com>
15331 * doc/invoke.texi: Document -march=74kf3_2.
15332 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15333 (TUNE_74K): Check for it.
15334 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15335 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15336 * config/mips/mips.md (cpu): Add 74kf3_2.
15337 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15338 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15339 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15340 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15341 74kf3_2 to the CPU list.
15342 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15343 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15344 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15345 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15346 (r74kf3_2_fxfer_from_c1): New insn reservations.
15348 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15349 David Ung <davidu@mips.com>
15351 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15352 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15353 and 74k[fx]. Document aliases for the new options.
15354 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15355 (PROCESSOR_24KF2_1): ...this.
15356 (PROCESSOR_24KX): Rename to...
15357 (PROCESSOR_24KF1_1): ...this.
15358 (PROCESSOR_74KF): Rename to...
15359 (PROCESSOR_74KF2_1): ...this.
15360 (PROCESSOR_74KX): Rename to...
15361 (PROCESSOR_74KF1_1): ...this.
15362 (TUNE_74K): Update PROCESSOR_* names.
15363 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15364 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15365 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15366 (mips_rtx_cost_data): Update processor names in comments.
15367 (mips_issue_rate): Update PROCESSOR_* names.
15368 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15369 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15370 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15371 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15372 Update cpu attribute names.
15373 (r24k_fpu_iss): Rename this reservation to...
15374 (r24kf2_1_fpu_iss): ...this and update all uses.
15375 (r24kx_fpu_iss): Rename this reservation to...
15376 (r24kf1_1_fpu_iss): ...this and update all uses.
15377 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15378 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15379 Update cpu attribute names.
15381 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15383 * config/m32r/constraints.md: New file.
15384 * config/m32r/m32r.c: Include tm-constrs.h.
15385 (small_data_operand): Use satisfies_constraint_* instead of macro.
15386 (addr24_operand, gen_compare): Likewise.
15387 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15388 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15389 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15390 EXTRA_CONSTRAINT): Likewise.
15391 * config/m32r/m32r.md: Include constraints.md.
15392 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15393 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15394 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15395 (two_insn_const_operand, int8_operand, uint16_operand,
15396 reg_or_int16_operand, reg_or_uint16_operand,
15397 reg_or_cmp_int16_operand, cmp_int16_operand,
15398 seth_add3_operand): Likewise.
15400 2007-07-03 Eric Christopher <echristo@gmail.com>
15402 * libgcc2.h: Conditionally declare __bswapsi2 and
15405 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15407 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15410 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15413 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15414 (__gthrw_pragma): Provide default definition.
15415 (__gthrw2): Use it.
15416 * gthr-posix.c (__gthrw_pragma): Define.
15418 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15420 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15421 before declaring inequality.
15423 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15425 * combine.c (recog_for_combine): Log the success or failure of
15426 matching new insn patterns against the machine description in
15429 2007-07-03 Revital Eres <eres@il.ibm.com>
15431 * ddg.c (print_sccs): New function.
15432 (check_sccs): New function.
15433 (create_ddg_all_sccs): Use it.
15434 * ddg.h (print_sccs): Declare.
15435 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15437 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15439 * targhooks.h (default_mode_for_suffix): New function declaration.
15440 * targhooks.c (default_mode_for_suffix): New default target hook.
15441 * target.h (struct c): New structure in the targetm struct.
15442 (mode_for_suffix): New target hook as part of struct c.
15443 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15444 default_mode_for_suffix.
15445 (TARGET_C): New define.
15446 * c-lex.c: Include "target.h".
15447 (interpret_float): Use targetm.c.mode_for_suffix to determine
15448 the mode for a given non-standard suffix.
15449 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15451 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15452 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15454 * doc/extend.texi (Floating Types): New node. Document __float80 and
15455 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15457 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15460 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15461 predicate instead of target_operand.
15462 (divsi3_i1_media, divsi3_media_2): Likewise.
15464 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15466 * tree.h (alias_sets_might_conflict_p): Rename into
15467 alias_sets_must_conflict_p.
15468 * alias.c (alias_sets_might_conflict_p): Likewise.
15469 (alias_sets_conflict_p): Use it.
15470 (objects_must_conflict_p): Likewise.
15471 * c-common.c (strict_aliasing_warning): Adjust.
15473 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15475 * rtlhooks.c (gen_lowpart_if_possible): Check for
15476 invalid subreg before calling gen_lowpart_SUBREG.
15478 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15480 * config/darwin9.h: Add copyright notice.
15481 (LINK_COMMAND_SPEC): Add comment.
15482 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15483 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15484 DARWIN_LIBSYSTEM_HAS_UNWIND.
15486 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15489 * omp-low.c (check_combined_parallel): New function.
15490 (lower_omp_parallel): Call it via walk_stmts, set
15491 OMP_PARALLEL_COMBINED if appropriate.
15492 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15493 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15494 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15495 don't consider it as combined parallel.
15497 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15499 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15500 (gcc_tooldir): Likewise.
15501 * configure: Regenerate.
15502 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15503 old configure.ac gcc_tooldir setting.
15504 (prefix_to_exec_prefix): New variable.
15505 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15506 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15508 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15510 Fix PR tree-optimization/32583
15511 Fix PR tree-optimization/32584
15512 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15513 (phi_translate_set): Use phi_translate directly now.
15514 (make_values_for_stmt): Don't value number RHS if we already know
15517 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15518 Jim Wilson <wilson@specifix.com>
15521 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15524 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15525 Richard Sandiford <richard@codesourcery.com>
15526 Nigel Stephens <nigel@mips.com>
15528 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15529 (mips16e_output_save_restore): Declare.
15530 (mips16e_save_restore_pattern_p): Likewise.
15531 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15532 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15533 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15534 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15535 (BITSET_P): New global macro, extracted from...
15536 (mips_for_each_saved_reg): ...here.
15537 (mips16e_save_restore_info): New struct.
15538 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15539 (mips16e_save_restore_regs): New variable.
15540 (mips_split_plus, mips16e_find_first_register): New functions.
15541 (mips16e_mask_registers): New function.
15542 (compute_frame_size): Expand the commentary before the function.
15543 Enforce the MIPS16e save and restore register range restrictions.
15544 Pad the general register save area at the low end.
15545 (mips16e_save_restore_reg, mips16e_build_save_restore)
15546 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15547 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15548 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15550 (mips_expand_prologue, mips_expand_epilogue): Handle
15551 GENERATE_MIPS16E_SAVE_RESTORE.
15552 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15554 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15556 PR tree-optimization/31966
15557 PR tree-optimization/32533
15558 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15559 "basic_block" description as its third argument. Update function
15560 calls to get destination bb from "edge" argument. Save "cond" into
15561 aux field of the edge. Update prototype for changed arguments.
15562 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15564 (find_phi_replacement_condition): Operate on incoming edges, not
15565 on predecessor blocks. If there is a condition saved in the
15566 incoming edge aux field, AND it with incoming bb predicate.
15567 Return source bb of the first edge.
15568 (clean_predicate_lists): Clean aux field of outgoing node edges.
15569 (tree_if_conversion): Do not initialize cond variable. Move
15570 variable declaration into the loop.
15571 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15572 initializations of new_stmt, arg0 and arg1 variables.
15574 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15576 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15577 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15579 2007-07-02 Richard Guenther <rguenther@suse.de>
15581 * tree-ssa.c (useless_type_conversion_p): Document
15582 future intent as defining the middle-end type system.
15583 Re-structure to call langhook last, group by type class,
15584 mark questionable parts.
15586 2007-07-02 Richard Guenther <rguenther@suse.de>
15588 * tree-flow.h (types_compatible_p): Declare.
15589 * tree-ssa.c (types_compatible_p): New function.
15590 * ipa-type-escape.c (discover_unique_type): Use
15591 types_compatible_p instead of lang_hooks.types_compatible_p.
15592 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15593 * tree-vn.c (expressions_equal_p): Likewise.
15594 * tree.c (fields_compatible_p): Likewise.
15595 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15596 (cprop_operand): Use useless_type_conversion_p instead of
15597 lang_hooks.types_compatible_p.
15598 * tree-inline.c (setup_one_parameter): Likewise.
15599 (declare_return_variable): Likewise.
15600 * tree-nrv.c (tree_nrv): Likewise.
15601 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15602 (maybe_fold_offset_to_component_ref): Likewise.
15603 (maybe_fold_offset_to_reference): Likewise.
15604 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15605 (merge_alias_info): Likewise.
15606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15607 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15608 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15609 * tree-tailcall.c (find_tail_calls): Likewise.
15610 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15611 * gimplify.c (canonicalize_addr_expr): Likewise.
15612 (fold_indirect_ref_rhs): Likewise.
15613 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15614 (cpt_same_type): Likewise.
15615 (check_pointer_types_r): Swap parameters to cpt_same_type
15617 * fold-const.c (fold_convert): Revert fix for PR15988.
15618 * tree-inline.c (setup_one_parameter): Instead fix it here by
15619 using fold_build1 instead of fold_convert and checking for
15620 error_mark_node. Convert only if the conversion is necessary.
15622 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15624 * configure.ac: Check for .gnu_attribute on Power.
15625 * configure: Regenerate.
15626 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15627 attribute for floating-point ABI.
15629 2007-07-02 Ira Rosen <irar@il.ibm.com>
15631 PR tree-optimization/32230
15632 PR tree-optimization/32477
15633 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15634 address is a constant.
15636 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15638 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15639 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15640 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15641 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15642 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15643 64-bit targets. Add support for *-elfoabi*.
15644 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15645 different settings if $(tm_defines) does not select the EABI.
15646 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15647 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15648 (MIPS_ARCH_OPTION_SPEC): Likewise.
15649 (MIPS_ISA_LEVEL_SPEC): Likewise.
15650 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15651 * config/mips/elfoabi.h: New file.
15653 2007-07-02 Richard Guenther <rguenther@suse.de>
15655 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15656 (useless_type_conversion_p): ... this.
15657 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15658 (useless_type_conversion_p): ... this.
15659 * builtins.c (fold_builtin_memory_op): Rename
15660 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15661 * tree-cfg.c (verify_expr): Likewise.
15662 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15663 * tree-ssa-ccp.c (ccp_fold): Likewise.
15664 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15665 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15666 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15667 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15668 * tree-ssa-pre.c (eliminate): Likewise.
15669 * tree-ssa.c (delete_tree_ssa): Likewise.
15670 (tree_ssa_useless_type_conversion): Likewise.
15671 * tree.c (build2_stat): Likewise.
15673 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15675 Fix PR tree-optimization/32571
15676 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15679 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15681 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15682 and other expected operations explicitly, change default to
15685 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15687 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15689 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15690 (tls_load_dot_plus_eight): Move the label number into the unspec.
15691 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15693 2007-07-01 Andreas Schwab <schwab@suse.de>
15695 * dwarf2out.c (initial_return_save): Define only if used.
15697 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15699 Unreverting Richard's Revert of:
15701 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15703 * dce.c (deletable_insn_p_1): New function, split out from...
15704 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15705 specially, not those inside PARALLELs. Remove BODY argument
15706 and adjust recursive call accordingly.
15707 (prescan_insns_for_dce): Update call to delete_insn_p.
15709 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15710 Revital Eres <eres@il.ibm.com>
15712 * ddg.c (create_ddg_all_sccs): Fix missed
15713 initialization of scc_nodes.
15715 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15717 PR middle-end/32559
15718 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15719 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15721 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15723 * configure.ac: Check for .gnu_attribute on MIPS.
15724 * configure, config.in: Regenerate.
15725 * config/mips/mips.c (mips_file_start): If supported, output
15726 attribute for floating-point ABI.
15728 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15731 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15732 (ffs_cmove): New expander to expand using ctz pattern.
15733 (*ffs_cmove): Remove pattern.
15734 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15735 (ffsdi2): Expand using ctz pattern.
15736 (*ffs_rex64): Remove pattern.
15738 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15740 PR rtl-optimization/32296
15741 * pa.md (return): Delete pattern.
15742 (return_internal): Remove "(const_int 1)" from pattern.
15743 (epilogue): Use return_internal pattern for trivial returns.
15744 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15745 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15747 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15749 * tree-ssa-pre.c (is_exception_related): New function
15750 (can_value_number_operation): Use it.
15752 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15754 Fix PR tree-optimization/32540
15755 Fix PR tree-optimization/31651
15757 * tree-ssa-sccvn.c: New file.
15759 * tree-ssa-sccvn.h: Ditto.
15761 * tree-vn.c: Include tree-ssa-sccvn.h
15762 (val_expr_paid_d): Removed.
15763 (value_table): Ditto.
15764 (vn_compute): Ditto.
15765 (val_expr_pair_hash): Ditto.
15766 (val_expr_pair_expr_eq): Ditto.
15767 (copy_vuses_from_stmt): Ditto.
15768 (vn_delete): Ditto.
15770 (shared_vuses_from_stmt): Ditto.
15771 (print_creation_to_file): Moved up.
15772 (sort_vuses): Ditto.
15773 (sort_vuses_heap): Ditto.
15774 (set_value_handle): Make non-static.
15775 (make_value_handle): Ditto.
15776 (vn_add): Rewritten to use sccvn lookups.
15777 (vn_add_with_vuses): Ditto.
15778 (vn_lookup): Ditto (and second argument removed).
15779 (vn_lookup_with_vuses): Ditto.
15780 (vn_lookup_or_add): Ditto (and second argument removed);
15781 (vn_lookup_or_add_with_vuses): Ditto.
15782 (vn_lookup_with_stmt): New.
15783 (vn_lookup_or_add_with_stmt): Ditto.
15784 (create_value_handle_for_expr): Ditto.
15786 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15787 (seen_during_translate): New function.
15788 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15789 (phi_trans_add): Ditto.
15790 (constant_expr_p): FIELD_DECL is always constant.
15791 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15792 Use constant_expr_p.
15793 Avoid infinite recursion on mutually valued expressions.
15794 Change callers of vn_lookup_or_add.
15795 (phi_translate): New function.
15796 (compute_antic_safe): Allow phi nodes.
15797 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15798 (find_or_generate_expression): Rewrite slightly.
15799 (create_expression_by_pieces): Updated for vn_lookup_or_add
15801 Update VN_INFO for new names.
15802 (insert_into_preds_of_block): Update for new names.
15803 (add_to_exp_gen): New function.
15804 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15805 (find_existing_value_expr): Rewrite to changed vn_lookup.
15806 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15807 (try_look_through_load): Removed.
15808 (try_combine_conversion): Ditto.
15809 (get_sccvn_value): New function.
15810 (make_values_for_phi): Ditto.
15811 (make_values_for_stmt): Ditto.
15812 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15814 (init_pre): Update for SCCVN changes.
15816 (execute_pre): Ditto.
15818 * tree-flow.h (make_value_handle): Declare.
15819 (set_value_handle): Ditto.
15820 (sort_vuses_heap): Ditto.
15821 (vn_lookup_or_add_with_stmt): Ditto.
15822 (vn_lookup_with_stmt): Ditto.
15823 (vn_compute): Remove.
15825 (vn_delete): Ditto.
15826 (vn_lookup): Update arguments.
15828 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15829 (tree-vn.o): Ditto.
15830 (tree-ssa-sccvn.o): New.
15831 (OBJS-common): Add tree-ssa-sccvn.o
15833 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15836 * c-typeck.c (build_external_ref): Don't mark as used if called
15838 * calls.c (rtx_for_function_call): Likewise.
15840 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15844 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15846 * dce.c (deletable_insn_p_1): New function, split out from...
15847 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15848 specially, not those inside PARALLELs. Remove BODY argument
15849 and adjust recursive call accordingly.
15850 (prescan_insns_for_dce): Update call to delete_insn_p.
15852 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15854 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15855 (try_combine): Move potential calls to undo_all() so they happen
15856 before we commit to using the combined insns.
15858 2007-06-30 Jan Hubicka <jh@suse.cz>
15860 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15863 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15865 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15866 (cgraph_remove_unreachable_nodes): Likewise.
15867 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15868 * ipa-inline.c (update_caller_keys): Cast according to the coding
15870 (cgraph_decide_recursive_inlining): Likewise.
15871 (cgraph_decide_inlining_of_small_function): Likewise.
15872 (try_inline): Likewise.
15873 (cgraph_decide_inlining_incrementally): Likewise.
15874 * ipa-pure-const.c (get_function_state): Likewise.
15875 (scan_function): Likewise.
15876 (analyze_function): Likewise.
15877 (static_execute): Likewise.
15878 * ipa-reference.c (scan_for_static_refs): Likewise.
15879 (merge_callee_local_info): Likewise.
15880 (analyze_function): Use type safe memory macros.
15881 (static_execute): Likewise. Cast according to the coding conventions.
15882 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15884 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15886 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15887 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15890 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15892 PR middle-end/30024
15893 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15894 for complex modes (both int and real).
15896 2007-06-29 Jan Hubicka <jh@suse.cz>
15898 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15900 2007-06-29 Jan Hubicka <jh@suse.cz>
15902 PR middle-end/32372
15903 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15906 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15909 * config/avr/avr.c: Include dataflow header file.
15910 (expand_prologue): Adjust for prologue insn change.
15911 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15914 2007-06-29 Richard Guenther <rguenther@suse.de>
15916 PR middle-end/32493
15917 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15918 during type verification.
15920 2007-06-29 Jan Hubicka <jh@suse.cz>
15922 * recog.c (validate_change_rtx_1): Unshare TO argument.
15924 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15926 PR tree-optimization/24659
15927 * tree-vect-transform.c (vectorizable_call): Handle
15928 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15930 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15931 * config/i386/i386.c (enum ix86_builtins)
15932 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15933 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15935 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15936 const using def_builtin_const.
15937 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15938 input operands in the same modes as the result.
15939 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15941 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15943 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15944 (df_set_dead_notes_for_mw): Likewise.
15946 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15948 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15950 2007-06-28 DJ Delorie <dj@redhat.com>
15952 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15954 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15956 * doc/invoke.texi (C++ Dialect Options): Document
15957 fvisibility-ms-compat.
15958 * c.opt (fvisibility-ms-compat): New.
15960 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15963 * tree-affine.c (aff_combination_add_elt): Handle
15964 pointer addition specially.
15966 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15968 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15969 decl is non-external for AIX ABI.
15971 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15973 * config/rs6000/predicates.md (current_file_function_operand):
15974 Ensure the symbol is non-external for AIX ABI.
15976 2007-06-28 Nick Clifton <nickc@redhat.com>
15978 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15979 (fdce, fdse, fpredictive-commoning): Likewise.
15981 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15984 * gcc.c (process_command): Recognize the new -static-libgfortran
15987 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15990 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15991 Use a call clobbered hard reg instead of a pseudo reg.
15993 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15995 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15997 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16000 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16001 REG_LIBCALL and REG_RETVAL notes.
16002 (divsi3, mulsi3): Likewise.
16003 (mulhisi3): Likewise. Use emit_libcall_block.
16004 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16006 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16008 PR rtl-optimization/32481
16009 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16011 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16013 * dce.c (deletable_insn_p_1): New function, split out from...
16014 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16015 specially, not those inside PARALLELs. Remove BODY argument
16016 and adjust recursive call accordingly.
16017 (prescan_insns_for_dce): Update call to delete_insn_p.
16019 2007-06-27 Richard Guenther <rguenther@suse.de>
16021 PR middle-end/32492
16022 * tree.h (fold_convertible_p): Declare.
16023 * fold-const.c (fold_convertible_p): New function.
16024 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16025 instead of lang_hooks.types_compatible_p.
16027 2007-06-26 Jan Hubicka <jh@suse.cz>
16029 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16030 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16031 early use validate_unshare_change.
16032 (reload_combine): Likewise.
16033 * recog.c (change_t): New field unshare.
16034 (validate_change_1): Rename from validate_change; add argument unshare.
16035 (validate_change): Turn into wrapper of validate_change_1; update
16036 prototype for bools.
16037 (validate_unshare_change): New.
16038 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16039 calls of df_insn_rescan.
16040 * recog.h (validate_change): Replace ints by bools.
16041 (validate_unshare_change): Declare.
16043 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16045 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16047 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16049 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16051 2007-06-25 Jan Hubicka <jh@suse.cz>
16053 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16055 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16056 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16057 places other call site specific checks are performed.
16059 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16062 * tree-vect-transform.c (vectorizable_operation): Convert
16063 POINTER_PLUS_EXPR over to PLUS_EXPR.
16065 2007-06-25 Chao-ying Fu <fu@mips.com>
16067 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16068 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16069 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16070 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16072 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16073 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16074 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16075 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16076 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16077 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16078 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16079 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16080 ALL_FIXED_POINT_MODE_P): New define.
16081 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16083 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16085 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16086 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16087 MODE_VECTOR_UACCUM): New mode classes.
16089 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16090 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16091 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16094 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16095 (blank_mode): Initialize ibit and fbit.
16096 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16097 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16099 (new_adjust): Change required_class to required_class_from and
16100 required_class_to for testing within a range.
16101 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16102 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16103 MODE_VECTOR_UACCUM.
16104 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16105 (make_fixed_point_mode): New.
16106 (_ADD_ADJUST): Change C to C1 and C2.
16107 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16108 use a range for machine classes.
16109 (ADJUST_IBIT, ADJUST_FBIT): New.
16110 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16112 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16113 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16114 Emit adjustment for ibit and fbit.
16115 (emit_mode_ibit, emit_mode_fbit): New.
16116 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16118 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16120 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16121 as the source of the set.
16123 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16125 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16126 FP_REGNO_P): Use IN_RANGE.
16127 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16128 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16129 (DATA_REG_P): Use DATA_REGNO_P.
16130 (FP_REG_P): Use FP_REGNO_P.
16131 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16132 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16133 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16135 2007-06-24 Jan Hubicka <jh@suse.cz>
16137 PR middle-end/30563
16138 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16140 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16142 PR middle-end/32461
16143 * fold-const.c (fold_binary): Strip nops of operand 0
16144 of BIT_NOT_EXPR before calling operand_equal_p.
16145 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16146 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16148 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16150 * doc/extend.texi: Document that dllimport and dllexport imply
16151 default visibility.
16152 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16153 imported or exported declaration, including type declarations.
16154 * c-common.c (handle_visibility_attribute): Check for conflicts
16155 with dllimport/dllexport.
16156 (c_determine_visibility): Handle dllimport/dllexport as an
16157 explicit visibility atttribute.
16159 2007-06-23 Richard Guenther <rguenther@suse.de>
16161 PR tree-optimization/16876
16162 PR middle-end/29478
16163 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16165 * tree-inline.c (initialize_inlined_parameters): Do not call
16166 lang_hooks.tree_inlining.convert_parm_for_inlining.
16167 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16168 reason for mismatched types.
16169 * gimplify.c (gimplify_call_expr): Verify the call expression
16170 arguments match the called function type signature. Otherwise
16171 mark the call expression to be not considered for inlining
16172 using CALL_CANNOT_INLINE_P flag.
16173 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16174 edges call expression.
16175 (cgraph_decide_inlining_of_small_function): Likewise.
16176 (cgraph_decide_inlining): Likewise.
16177 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16179 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16180 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16181 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16182 Remove declaration.
16183 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16184 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16186 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16187 convert_parm_for_inlining member.
16189 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16192 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16193 Remove optimization for GT.
16195 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16197 PR middle-end/32437
16198 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16200 (prescan_insns_for_dce): Add extra parameter.
16202 2007-06-23 Jan Hubicka <jh@suse.cz>
16204 PR middle-end/31541
16205 * gimplify.c (mark_addressable): New function.
16206 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16208 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16210 PR middle-end/32374
16211 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16213 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16216 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16217 moves between MMX/SSE registers to at least 8 units to prevent
16218 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16220 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16222 * config/i386/i386.c (override_options): Correct x86_sahf
16225 2007-06-21 David Daney <ddaney@avtrex.com>
16228 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16229 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16230 (exception_receiver): Renamed to ...
16231 (nonlocal_goto_receiver): ... this.
16233 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16235 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16236 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16237 partial register accesses.
16239 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16241 * fold-const.c (debug_fold_checksum): Move it under
16242 ENABLE_FOLD_CHECKING.
16244 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16246 PR middle-end/20623
16247 * tree.h (debug_fold_checksum): Declared.
16248 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16249 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16250 build_fold_addr_expr_with_type_1.
16251 (fold_addr_expr, debug_fold_checksum): New.
16252 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16253 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16254 Use fold_addr_expr.
16256 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16258 PR tree-optimization/19590
16259 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16260 of scev is a constant.
16262 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16264 * df-problems.c (df_note_bb_compute): Made computation of live
16265 info consistent with df_lr.
16267 2007-06-21 Richard Guenther <rguenther@suse.de>
16269 PR tree-optimization/32453
16270 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16271 for pointer anti-range.
16273 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16275 * config/i386/i386.c (processor_target_table): Increase maximum
16276 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16279 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16280 byte alignment if > 8 byte alignment is preferred.
16281 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16283 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16285 PR tree-optimization/31866
16286 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16287 if ASM_EXPR's input is not a SSA_NAME.
16289 PR middle-end/32362
16290 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16291 but decl is a global var, instead return decl.
16292 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16293 even for is_global_var decls, if they are private in some outer
16296 2007-06-21 Richard Guenther <rguenther@suse.de>
16298 PR tree-optimization/32451
16299 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16301 2007-06-21 Christian Bruel <christian.bruel@st.com>
16303 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16304 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16305 (push_regs): Changed saving order or banked registers.
16306 (sh_expand_epilogue): Likewise.
16307 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16308 (FIRST_BANKED_REG): Likewise.
16309 (LAST_BANKED_REG): Likewise.
16310 * config/sh/sh.md (banked) New attribute.
16311 (in_delay_slot): Check banked attribute.
16313 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16315 PR tree-optimization/32075
16316 * tree-data-ref.c (subscript_dependence_tester_1,
16317 analyze_miv_subscript, analyze_overlapping_iterations,
16318 add_distance_for_zero_overlaps, build_classic_dist_vector,
16319 subscript_dependence_tester_1, analyze_overlapping_iterations,
16320 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16321 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16322 to evolution_function_is_affine_multivariate_p.
16324 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16326 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16328 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16331 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16333 * config/m32c/prologue.md (epilogue_exitd_16): New.
16334 (epilogue_reit_16): New.
16335 (epilogue_exitd): Rename to epilogue_exitd_24.
16336 (epilogue_reit): Rename to epilogue_reit_24.
16338 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16339 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16341 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16343 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16344 if dbg_cnt (sched_insn) reaches the limit.
16345 (choose_ready): New parameter INSN_PTR and new return value.
16346 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16347 the new return value from choose_ready.
16348 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16349 (rest_of_handle_global_alloc): New global_alloc_at_func.
16351 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16353 PR tree-optimization/25737
16354 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16355 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16356 * tree-flow.h (struct fieldoff): Add new field alias_set.
16357 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16358 argument addressable_type. Set alias_set of fieldoff.
16359 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16360 (create_overlap_variables_for): Pass alias_set from fieldoff to
16362 * alias.c (get_alias_set): Use alias_set from SFT if set.
16364 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16366 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16367 of a variable as an unsigned HOST_WIDE_INT integer.
16369 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16371 PR rtl-optimization/32405
16372 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16374 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16376 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16378 PR middle-end/31959
16379 * builtins.c: Include diagnostic.h.
16380 (expand_builtin_expect): Make gcc_assert more permissive.
16381 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16383 PR inline-asm/32109
16384 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16387 PR middle-end/32285
16388 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16389 if ACCUMULATE_OUTGOING_ARGS.
16391 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16393 * config/m68hc11/m68hc11.c: Include dataflow header file.
16394 (m68hc11_reorg): Port to dataflow.
16396 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16398 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16399 (struct df_problem.free_blocks_on_set_blocks): New field.
16400 (struct dataflow.optional_p): New field.
16401 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16402 (df_live_set_all_dirty): New function.
16403 * df-scan.c (df_scan_alloc): Initialize optional_p.
16404 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16405 * df-core.c (df_set_blocks): Removed use of
16406 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16407 df_problem.free_blocks_on_set_blocks to determine which blocks are
16409 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16410 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16411 uses dataflow.optional_p to determine if problem should be
16413 (rest_of_handle_df_initialize): Only start live problem if
16415 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16416 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16417 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16418 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16419 problem_NOTE): Initialize free_blocks_on_set_blocks.
16420 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16422 (df_live_set_all_dirty, df_note_alloc): New function.
16423 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16425 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16426 * postreload.c (reload_combine): Ditto.
16427 * cse.c (cse_extended_basic_block): Ditto.
16428 * regmove.c (mark_flags_life_zones): Ditto.
16429 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16430 erase_matching_seqs): Ditto.
16431 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16432 * integrate (allocate_initial_values): Ditto.
16433 * combine.c (reg_dead_at_p): Ditto.
16434 * resource.c (mark_target_live_regs): Ditto.
16435 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16436 * config/sh/sh.c (find_r0_life_regions): Ditto.
16437 * global.c (rest_of_handle_global_alloc): Only add back df_live
16439 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16440 df_live for -O > 1.
16441 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16443 (if_convert): Make sure df_live is there at -O == 1.
16444 (pass_if_after_combine): Cleanup flags.
16445 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16446 is there at -O == 1.
16448 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16450 * config/arm/arm.c (arm_get_frame_offsets): Set
16451 offsets->locals_base to avoid negative stack size.
16452 (thumb1_expand_prologue): Assert on negative stack size.
16454 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16456 PR tree-optimization/32367
16457 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16458 of the chrec has no evolution in that loop.
16459 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16461 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16463 * config/xtensa/xtensa.c: Include "df.h".
16464 (xtensa_builtin_saveregs): Use adjust_address instead of
16466 (xtensa_va_start): Invoke make_tree with sizetype for
16467 expand_builtin_saveregs and then convert the result to a pointer.
16468 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16469 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16470 Subtract argument size from index value as integers and then use
16471 POINTER_PLUS_EXPR to add the result to the array address.
16473 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16476 * config/m32c/m32c.c: Include dataflow header file.
16477 (m32c_emit_prologue): Adjust for prologue insn change.
16478 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16479 once inside a PARALLEL. Assume frame size passed in operand 0
16480 includes space to save the fb register.
16481 (prologue_enter_24): Likewise.
16482 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16484 2007-06-19 David Daney <ddaney@avtrex.com
16487 * config/mips/mips.md (cprestore): Mark $gp as used.
16489 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16492 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16493 (frv_ifcvt_modify_insn): Likewise.
16495 2007-06-19 Richard Guenther <rguenther@suse.de>
16497 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16498 only handle positive offsets that fit in a HOST_WIDE_INT.
16500 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16502 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16503 result of rsqrt insn for zero input argument to avoid NaN.
16505 2007-06-19 Richard Guenther <rguenther@suse.de>
16507 PR middle-end/31950
16508 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16510 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16512 PR tree-optimization/32353
16513 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16515 2007-06-19 Nick Clifton <nickc@redhat.com>
16517 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16519 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16522 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16523 * config/i386/i386.c (assign_386_stack_local): Assert that
16524 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16525 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16526 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16527 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16529 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16531 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16533 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16535 PR rtl-optimization/32321
16536 * gcse.c (replace_store_insn): Update the note before
16537 calling emit_insn_after.
16539 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16541 PR middle-end/32355
16542 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16544 * df-problems.c (df_note_bb_compute): Fix dumping info.
16546 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16548 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16549 insn with emit_jump_insn.
16551 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16553 PR tree-optimization/32383
16554 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16555 * targhooks.h (default_builtin_reciprocal): Update prototype.
16556 * target.h (struct gcc_target): Update builtin_reciprocal.
16557 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16558 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16559 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16560 when fndecl is in BUILT_IN_MD class.
16561 (execute_convert_to_rsqrt): Ditto.
16563 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16564 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16565 Convert BUILT_IN_SQRTF code only when md_fn is false.
16567 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16569 * bt-load.c (move_btr_def): Fix the order of arguments
16570 to validate_replace_rtx.
16572 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16574 * config/m68k/m68k-devices.def: Add 54450..54455.
16576 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16578 PR rtl-optimization/32366
16579 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16580 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16583 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16585 PR middle-end/32349
16586 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16587 this is true, rescan insn being modified.
16588 (sms_schedule): Added rescan parameter.
16589 (rest_of_handle_sms): Moved freeing of dominance info to before
16590 getting out of cfg_layout.
16592 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16594 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16595 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16598 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16599 FL_CF_EMAC from the entry for isac.
16601 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16602 (const_sibcall_operand): New.
16603 (sibcall_operand): Use it.
16604 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16605 (m68k_isas): ISAC does not imply FPU or EMAC.
16606 (override_options): Add ISA_C logic for symbolic jump & call.
16608 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16610 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16611 return mode from the builtin itself.
16612 (sparc_fold_builtin): Fix cast of zero constant.
16614 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16616 * targhooks.c (default_builtin_reciprocal): New default target hook.
16617 * targhooks.h (default_builtin_reciprocal): Add prototype.
16618 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16619 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16620 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16621 default_builtin_reciprocal.
16623 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16625 PR middle-end/31723
16626 * hooks.c (hook_tree_tree_bool_null): New hook.
16627 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16628 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16629 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16630 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16631 and convert it to reciprocal a*rfunc(b).
16632 (execute_convert_to_rsqrt): New function.
16633 (gate_convert_to_rsqrt): New function.
16634 (pass_convert_to_rsqrt): New pass definition.
16635 * target.h (struct gcc_target): Add builtin_reciprocal.
16636 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16637 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16638 TARGET_BUILTIN_RECIPROCAL.
16639 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16641 * config/i386/i386.h (TARGET_RECIP): New define.
16642 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16643 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16644 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16645 and not optimizing for size.
16646 (*rcpsf2_sse): New insn pattern.
16647 (*rsqrtsf2_sse): Ditto.
16648 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16649 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16650 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16651 and not optimizing for size.
16652 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16653 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16654 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16655 and not optimizing for size.
16656 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16657 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16658 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16659 and not optimizing for size.
16660 (*sse_rsqrtv4sf2): Do not export.
16661 (sqrtv4sf2): Ditto.
16662 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16663 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16664 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16665 and not optimizing for size.
16666 (sqrtv4sf2): Ditto.
16667 * config/i386/i386.opt (mrecip): New option.
16668 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16669 (ix86_emit_swsqrtsf): Ditto.
16670 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16671 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16672 builtin definition.
16673 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16674 ix86_expand_unop1_builtin.
16675 (ix86_emit_swdivsf): New function.
16676 (ix86_emit_swsqrtsf): Ditto.
16677 (ix86_builtin_reciprocal): New function.
16678 (TARGET_BUILTIN_RECIPROCAL): Use it.
16679 (ix86_vectorize_builtin_conversion): Rename from
16680 ix86_builtin_conversion.
16681 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16682 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16683 "i386 and x86_64 Options" section.
16684 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16686 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16687 Zdenek Dvorak <dvorakz@suse.cz>
16688 Richard Guenther <rguenther@suse.de>
16689 Kaz Kojima <kkojima@gcc.gnu.org>
16691 * tree-vrp.c (compare_values_warnv): Convert val2 to
16693 (extract_range_from_assert): Create
16694 POINTER_PLUS_EXPR for pointer types.
16695 (extract_range_from_binary_expr): Handle
16696 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16698 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16699 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16700 POINTER_PLUS_EXPR as PLUS_EXPR.
16701 (number_of_iterations_lt_to_ne):
16702 For pointer types, use sizetype when
16703 creating MINUS_EXPR/PLUS_EXPRs.
16704 (assert_loop_rolls_lt): For pointer types, use sizetype when
16705 creating MINUS_EXPR/PLUS_EXPRs.
16706 (number_of_iterations_le): Likewise.
16707 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16708 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16709 like PLUS_EXPR and MINUS_EXPR.
16710 * tree-pretty-print.c (dump_generic_node): Handle
16712 (op_prio): Likewise.
16713 (op_symbol_1): Likewise.
16714 * optabs.c (optab_for_tree_code): Likewise.
16715 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16717 * tree-tailcall.c (process_assignment): Mention
16718 POINTER_PLUS_EXPR in a TODO comment.
16719 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16720 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16721 not used with a pointer and an integer type.
16722 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16723 increment using chrec_convert_rhs instead of chrec_convert.
16724 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16725 PLUS_EXPR except for the right hand side's type will be
16727 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16728 (fold_used_pointer_cast): Kill.
16729 (pointer_offset_p): Kill.
16730 (fold_used_pointer): Kill.
16731 (pointer_used_p): Kill.
16732 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16733 call fold_used_pointer.
16734 (instantiate_parameters_1): Convert the increment
16735 using chrec_convert_rhs instead of chrec_convert.
16736 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16737 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16738 instead of PLUS_EXPR.
16739 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16740 PLUS_EXPR for pointers.
16741 (std_gimplify_va_arg_expr): Likewise.
16742 (fold_builtin_memory_op): Likewise.
16743 (fold_builtin_strstr): Likewise.
16744 (fold_builtin_strchr): Likewise.
16745 (fold_builtin_strrchr): Likewise.
16746 (fold_builtin_strpbrk): Likewise.
16747 (expand_builtin_memory_chk): Likewise.
16748 (fold_builtin_memory_chk): Likewise.
16749 (std_expand_builtin_va_start): Use
16750 sizetype for the call to make_tree and then convert
16751 to the pointer type.
16752 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16753 instead of PLUS_EXPR for adding to a pointer.
16754 (std_gimplify_va_arg_expr): Use fold_build2 for
16755 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16756 the operands to sizetype first and then cast the BIT_AND_EXPR
16757 back to the pointer type.
16758 * fold-const.c (build_range_check): Handle pointer types
16760 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16761 of PLUS_EXPR's. Make sure the offset is converted to
16763 (try_move_mult_to_index): Strip the NOPs from the offset.
16764 Remove code argument and replace all uses with PLUS_EXPR.
16765 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16766 specially. Don't use a pointer type for MINUS_EXPR.
16767 (fold_unary): Handle for (T1)(X op Y),
16768 only p+ as that is the only as that can be handled for
16769 binary operators now.
16770 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16772 <case PLUS_EXPR>: Add folding of PTR+INT into
16774 Don't call try_move_mult_to_index.
16775 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16776 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16777 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16778 Don't call try_move_mult_to_index.
16779 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16780 (tree_expr_nonzero_p): Likewise.
16781 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16782 of PLUS_EXPR for the complex expression folding.
16783 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16784 first chrec is a pointer type, then the second should
16785 be sizetype and not the first's type.
16786 For POINTER_PLUS_EXPR, use a different right hand side type.
16787 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16788 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16789 different right hand side type.
16790 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16791 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16792 instead of PLUS_EXPR.
16793 When either operand is zero, convert the other operand.
16794 (chrec_apply): Use chrec_convert_rhs
16795 on the argument x instead of chrec_convert.
16796 (reset_evolution_in_loop): For pointer types, the new_evol
16797 should be sizetype.
16798 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16799 different right hand side type.
16800 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16801 (chrec_convert_rhs): New function.
16802 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16803 different right hand side type.
16804 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16805 * tree-chrec.h (chrec_convert_rhs): New prototype.
16806 (build_polynomial_chrec): For pointer types, the right hand
16807 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16808 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16809 Remove subtraction case as it is always addition now.
16810 Make sure the offset is converted to sizetype.
16811 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16812 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16813 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16814 PLUS_EXPR in pointer type.
16815 Handle POINTER_PLUS_EXPR.
16816 (tree_to_aff_combination): Likewise.
16817 (force_expr_to_var_cost): Likewise.
16818 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16819 instead of PLUS_EXPR for pointers.
16820 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16821 instead of PLUS_EXPR of pointer types.
16822 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16824 (check_va_list_escapes): Likewise.
16825 (check_all_va_list_escapes): Likewise.
16826 * dwarf2out.c (loc_descriptor_from_tree_1):
16827 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16828 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16829 (string_constant): Likewise.
16830 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16831 the offset to the base, use POINTER_PLUS_EXPR.
16832 (add_to_parts): Convert the index to sizetype.
16833 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16834 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16835 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16836 Offset only holds something for PLUS_EXPR.
16837 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16839 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16841 (analyze_accesses_for_modify_stmt): Likewise.
16842 Remove comment about the type being integral type as it is
16844 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16846 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16848 Correct the type which the artimentic is done in (is now
16851 * tree-data-ref.c (split_constant_offset): Handle
16853 * tree-affine.c (tree_to_aff_combination): Likewise.
16854 * c-typeck.c (build_unary_op): For pointers create the increment
16855 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16857 * gimplify.c (gimplify_self_mod_expr): Create a
16858 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16859 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16860 * tree.def (POINTER_PLUS_EXPR): New tree code.
16861 * tree-predcom.c (ref_at_iteration): If we have a pointer
16862 type do the multiplication in sizetype.
16863 * tree-mudflap.c (mf_xform_derefs_1): Create a
16864 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16865 * tree-ssa-forwprop.c
16866 (forward_propagate_addr_into_variable_array_index):
16867 Don't expect there to be a cast for the index as that
16868 does not exist anymore.
16869 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16870 instead of PLUS_EXPR.
16871 Don't check for the first operand of the POINTER_PLUS_EXPR
16872 was the index as it cannot be.
16873 Call forward_propagate_addr_into_variable_array_index with
16874 the SSA_NAME instead of the statement.
16875 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16876 (compare_constant): Likewise.
16877 (copy_constant): Likewise.
16878 (compute_reloc_for_constant): Likewise.
16879 (output_addressed_constants): Likewise.
16880 (initializer_constant_valid_p): Likewise.
16881 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16882 Convert the MIN/MAX of the inner type to the outer
16883 type before comparing them.
16884 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16885 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16886 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16887 of PLUS_EXPR for pointers.
16888 * tree-inline.c (estimate_num_insns_1): Handle
16890 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16891 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16892 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16893 instead of PLUS_EXPR for the pointer increment statement.
16894 (vect_update_ivs_after_vectorizer): For pointer types, create
16895 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16896 MULT_EXPR in sizetype.
16897 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16899 * tree-object-size.c (plus_expr_object_size): Handle
16900 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16901 code which is trying to figure out which side is a pointer and
16903 (check_for_plus_in_loops_1): Likewise.
16904 (check_for_plus_in_loops): Likewise.
16905 * c-common.c (pointer_int_sum): Create a
16906 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16907 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16908 only POINTER_PLUS_EXPR. Removing all the extra
16909 code which is trying to figure out which side is a pointer and
16911 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16912 PLUS_EXPR and MINUS_EXPR.
16913 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16915 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16916 with make_tree, instead of a pointer type.
16917 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16918 for pointers instead of PLUS_EXPR.
16919 (s390_gimplify_va_arg): Likewise.
16920 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16921 instead of PLUS_EXPR when doing addition on pointer
16922 types. Use sizetype for the second operand.
16923 (spu_gimplify_va_arg_expr): Likewise.
16924 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16925 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16926 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16927 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16928 for the pointer addition and also use size_int/sizetype
16930 (ix86_gimplify_va_arg): Likewise.
16931 Perform BIT_AND_EXPR on sizetype arguments.
16932 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16933 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16934 for the pointer additions and also use size_int for the offsets.
16935 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16936 additions and also use size_int for the offsets. Perform
16937 BIT_AND_EXPR on sizetype arguments.
16938 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16939 POINTER_PLUS_EXPR for pointers and create the
16940 BIT_AND_EXPR in sizetype.
16941 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16942 instead of PLUS_EXPR for pointer addition.
16943 (rs6000_va_start): Likewise.
16944 Also use sizetype for the offset.
16945 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16946 as PLUS_EXPR/MINUS_EXPR.
16947 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16948 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16949 Don't use BIT_AND_EXPR on a pointer type, convert the
16950 expression to sizetype first.
16951 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16953 (mips_gimplify_va_arg_expr): Likewise.
16954 Don't create BIT_AND_EXPR in a pointer type.
16956 2007-06-15 Eric Christopher <echristo@apple.com>
16958 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16959 (x86_64-*-darwin*): Ditto.
16960 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16963 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16965 * doc/extend.texi: Document behavior of __attribute__((aligned))
16968 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16970 * rtlanal.c (note_stores): Improve documentation.
16972 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16974 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16975 LOCAL_LABEL_PREFIX): Delete.
16976 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16977 (bfin_internal_label): Delete.
16979 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16981 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16982 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16983 otherwise define to LIBGCC2_TF_CEXT.
16984 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16985 (LIBGCC_TF_CEXT): Ditto.
16988 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16990 PR rtl-optimization/32339
16991 * df-scan.c (df_uses_record): Don't modify flags but just add to
16992 it for df_ref_record.
16994 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16996 * tree-mudflap.c: Fix whitespace issues.
16998 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17000 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17002 2007-06-14 Eric Christopher <echristo@apple.com>
17004 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17005 (movv4sf): Use gcc_unreachable instead of abort.
17007 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17010 * config/i386/sfp-machine.h (CMPtype): New define.
17011 (mach stubs): Use CMPtype instead of int as a return type.
17013 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17015 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17016 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17017 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17018 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17019 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17020 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17021 config/soft-fp/soft-fp.h: Update from glibc CVS.
17023 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17025 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17027 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17030 * config/v850/v850.c: Include dataflow header file.
17031 (substitute_ep_register): Fix typo.
17033 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17035 * configure.ac: Fix earlier checkin.
17036 * configure: Regenerated.
17038 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17040 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17041 * aclocal.m4: Regenerate.
17042 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17043 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17044 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17045 * configure: Regenerate.
17046 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17048 * Makefile.in (quickstrap): Build libgcc too.
17050 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17052 * configure.ac: Add --enable-checking=df. Explicitly mention that
17053 the variables are initialized as for "release".
17054 * df-core.c: Use it.
17055 * configure: Regenerate.
17056 * config.in: Regenerate.
17058 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17060 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17061 validate_replace_rtx instead of replace_rtx.
17062 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17064 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17066 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17067 (DWARF2_UNWIND_INFO): Override default if configured with
17069 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17070 (ENDFILE_SPEC): Add crtend.o.
17071 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17072 (ENDFILE_SPEC): Add crtend.o.
17073 (TARGET_USE_JCR_SECTION): Define.
17074 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17076 * config/i386/cygming-crtbegin.c: New file.
17077 * config/i386/cygming-crtend.c: New file.
17079 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17081 * config/i386/w32-unwind.h: New file.
17083 2007-06-13 Eric Christopher <echristo@apple.com>
17085 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17086 the user set a value below STACK_BOUNDARY.
17088 2007-06-13 Thiemo Seufer <ths@networkno.de>
17090 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17091 imply -lpthread for -pthread.
17093 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17095 * basic-block.h: Remove the prototype for
17096 free_basic_block_vars.
17097 * cfglayout.h: Remove the prototype for
17098 insn_locators_initialize.
17099 * tree.h: Remove the prototype for emit_line_note.
17101 * tree-ssa-pre.c (mergephitemp): Remove.
17102 (init_pre): Don't use mergephitemp.
17104 2007-06-13 Eric Christopher <echristo@apple.com>
17106 * config/i386/i386.c (override_options): If we've specified
17107 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17109 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17111 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17114 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17116 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17117 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17118 (eh_store_handler): New pattern.
17119 (eh_return): Emit it instead of a plain move.
17121 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17123 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17124 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17125 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17128 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17130 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17131 (find_next_insn_start, find_load): New functions.
17132 (bfin_reorg): Use them to deal with the fact that parallel insns are
17133 no longer represented as a SEQUENCE.
17135 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17137 * config/sparc/sparc.c (sparc_override_options): Initialize
17138 fpu mask correctly.
17140 2007-06-13 Dave Korn <dave.korn@artimi.com>
17142 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17144 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17146 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17147 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17148 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17149 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17150 tree-vect-transform.c: Fix comment typos. Follow spelling
17153 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17155 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17156 to the exit block use set.
17157 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17158 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17159 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17161 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17163 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17164 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17165 to indicate an error.
17166 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17168 (dbg_cnt_process_opt): Print an error on a bad argument.
17169 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17170 * common.opt (-fdbg-cnt-list): New.
17171 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17173 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17175 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17176 flag on ref-all pointers.
17178 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17180 PR middle-end/31579
17181 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17182 for the offset with the modifier as EXPAND_INITIALIZER
17183 if the modifier is EXPAND_INITIALIZER.
17184 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17185 a register if we had an overflow.
17187 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17189 * real.c (real_isfinite): New.
17190 (real_sqrt): Use it.
17191 * real.h (real_isfinite): New.
17192 * builtins.c: Use it.
17194 2007-06-12 Ian Lance Taylor <iant@google.com>
17195 Daniel Berlin <dberlin@dberlin.org>
17198 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17199 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17200 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17201 (DECL_NO_TBAA_P): Define.
17202 (struct tree_decl_common): Add no_tbaa_flag field.
17203 * tree-ssa-structalias.c (struct variable_info): Add
17204 no_tbaa_pruning field.
17205 (new_var_info): Initialize no_tbaa_pruning field.
17206 (unify_nodes): Copy no_tbaa_pruning field.
17207 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17208 (dump_solution_for_var): Print no_tbaa_pruning flag.
17209 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17211 (compute_tbaa_pruning): New static function.
17212 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17213 Call compute_tbaa_pruning.
17214 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17215 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17216 * gimple-low.c (lower_stmt): Likewise.
17217 * tree-gimple.c (is_gimple_stmt): Likewise.
17218 * tree-ssa-operands.c (get_expr_operands): Likewise.
17219 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17220 * tree-inline.c (estimate_num_insns_1): Likewise.
17221 (copy_result_decl_to_var): Likewise.
17222 * expr.c (expand_expr_real_1): Likewise.
17223 * tree-pretty-print.c (dump_generic_node): Likewise.
17224 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17225 * omp-low.c (omp_copy_decl_2): Likewise.
17226 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17227 * doc/c-tree.texi (Expression trees): Document
17228 CHANGE_DYNAMIC_TYPE_EXPR.
17230 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17232 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17233 with !HONOR_NANS and !HONOR_INFINITIES.
17234 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17236 2007-06-12 Tristan Gingold <gingold@adacore.com>
17238 * gcov.c: Comments updated.
17239 (source_info): Add file_time field.
17240 (source_index): New variable.
17241 (mutiple_files): New variable.
17242 (generate_results): New function extracted from process_file.
17243 (process_file): Save and restore chain of functions, generate
17244 results and free structures only if not merging results.
17245 (release_structures): File names are now freed in create_file_names
17246 (create_file_names): Free previous file names.
17247 (find_source): File date is now read here and modifications in
17248 source files is checked here.
17249 (read_graph_file): Only reverse order of functions for the current
17251 (make_gcov_file_name): Do not generate long names if input_name is
17253 (output_lines): If merging results do not display graph, data and
17255 Checking source file modification is done in find_source.
17257 * doc/gcov.texi: Append an s to sourcefile.
17259 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17261 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17262 (forced_nop): New pattern.
17263 * config/bfin/bfin.c: Include "df.h".
17264 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17265 (bfin_discover_loop): Use df_get_live_in instead of
17266 global_live_at_start.
17267 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17268 df_analyze when done.
17269 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17270 the insns. Use QImode for the final insn in a bundle. Call
17271 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17273 (reorder_var_tracking_notes): New function.
17274 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17275 update_life_info. Call df_analyze after scheduling and bundle
17276 generation. Call reorder_var_tracking_notes if generating these
17277 notes. Call df_finish_pass at the end.
17279 2007-06-12 Dirk Mueller <dmueller@suse.de>
17281 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17282 a comparison, not an assignment.
17284 2007-06-12 Olivier Hainque <hainque@adacore.com>
17286 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17287 Request walking the subtrees only, leaving the current is_lhs/val_only
17289 (convert_non_local_reference): Likewise.
17291 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17293 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17295 2007-06-12 Richard Guenther <rguenther@suse.de>
17297 PR tree-optimization/15353
17298 PR tree-optimization/31657
17299 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17300 * timevar.def: Add TV_TREE_IFCOMBINE.
17301 * tree-pass.h (pass_tree_ifcombine): Declare.
17302 * tree-ssa-ifcombine.c: New file.
17303 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17304 * tree-flow.h (blocks_in_phiopt_order): Declare.
17305 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17306 (tree-ssa-ifcombine.o): New dependencies.
17308 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17310 PR rtl-optimization/32293
17311 * combine.c (simplify_if_then_else): Truncate return from
17312 nonzero_bits() to correct mode.
17314 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17316 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17317 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17319 2007-06-11 Diego Novillo <dnovillo@google.com>
17321 * Makefile.in (reload1.o-warn): Remove.
17323 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17325 * combine.c (subst): Use reg_overlap_mentioned_p
17326 instead of comparing register numbers directly.
17328 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17330 * reload1.c (mark_home_live_1): Use the mode parameter.
17332 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17334 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17335 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17337 * df-core.c: Ditto.
17339 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17341 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17343 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17345 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17346 from integer registers.
17347 (FP mode splitters): Handle TFmode.
17349 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17351 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17352 for ref-all pointers that point-to anything.
17354 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17356 * config/arm/arm.c (arm_output_dwarf_dtprel,
17357 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17359 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17361 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17362 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17365 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17367 * tree.c (signed_or_unsigned_type_for): New.
17368 (unsigned_type_for): Use signed_or_unsigned_type_for.
17369 (signed_type_for): Use signed_or_unsigned_type_for.
17370 * tree.h (signed_or_unsigned_type_for): New.
17371 (get_signed_or_unsigned_type): Remove.
17372 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17373 lang_hooks.types.signed_type
17374 (size_diffop): Likewise.
17375 (all_ones_mask_p): Likewise.
17376 (build_range_check): Likewise.
17377 (fold_cond_expr_with_comparison): Likewise.
17378 (fold_cond_expr_with_comparison): Likewise.
17379 (unextend): Likewise.
17380 (extract_muldiv_1): Likewise.
17381 (fold_single_bit_test_into_sign_test): Likewise.
17382 (fold_binary): Likewise.
17383 (fold_ternary): Likewise.
17384 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17385 instead of get_signed_or_unsigned_type.
17386 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17387 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17388 * expr.c (signed_or_unsigned_type_for): Use
17389 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17390 * langhooks.c (get_signed_or_unsigned_type): Remove.
17391 (lhd_signed_or_unsigned_type): Remove.
17392 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17393 signed_or_unsigned_type.
17394 (lhd_signed_or_unsigned_type): Remove.
17395 * expmed.c (make_tree): Use signed_type_for instead of
17396 lang_hooks.types.signed_type.
17397 * c-common.c (same_scalar_type_ignoring_signedness): Use
17398 c_common_signed_type instead of lang_hooks.types.signed_type.
17399 (c_common_unsigned_type): New.
17400 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17401 (shorten_compare): Use c_common_unsigned_type instead of
17402 c_common_signed_or_unsigned_type.
17403 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17405 * convert.c (convert_to_integer): Use signed_type_for instead of
17406 lang_hooks.types.signed_type.
17407 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17408 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17409 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17410 * c-format.c (check_format_types): Use c_common_unsigned_type
17411 instead of unsigned_type_for.
17412 * c-decl.c (groakdeclarator): Likewise.
17413 * c-typeck.c (convert_for_assignment): Likewise.
17414 * c-common.h (c_common_unsigned_type): New.
17416 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17419 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17420 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17422 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17424 PR middle-end/32279
17425 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17426 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17428 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17429 Sebastian Pop <sebpop@gmail.com>
17431 * lambda-code.c (remove_iv): New.
17432 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17434 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17436 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17437 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17438 * tree-ssa-loop-prefetch.c: Include optabs.h.
17439 (FENCE_FOLLOWING_MOVNT): New macro.
17440 (struct mem_ref): Add independent_p and storent_p fields.
17441 (record_ref): Initalize the new fields.
17442 (gather_memory_references_ref): Return true if the reference
17444 (gather_memory_references): Check whether all memory accesses
17445 in loop were recorded.
17446 (should_issue_prefetch_p): Return false for nontemporal stores.
17447 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17448 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17449 (determine_loop_nest_reuse): Detect independent memory references.
17450 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17451 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17452 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17453 * config/i386/i386.h (x86_mfence): Declare.
17454 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17455 * config/i386/i386.c (x86_mfence): New variable.
17456 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17458 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17459 * optabs.c (init_optabs): Initialize storent_optab.
17460 * optabs.h (enum optab_index): Add OTI_storent.
17461 (storent_optab): Declare.
17462 * genopinit.c (optabs): Add initialization for storent_optab.
17463 * tree.h (MOVE_NONTEMPORAL): New macro.
17464 * expr.c (expand_assignment, store_expr, store_constructor_field,
17465 store_constructor, store_field, expand_expr_real_1): Propagate
17466 nontemporality of the expanded store.
17467 (emit_storent_insn): New function.
17468 * expr.h (expand_assignment, store_expr): Declaration changed.
17469 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17470 to expand_assignment.
17471 * stmt.c (expand_asm_expr): Ditto.
17472 * calls.c (initialize_argument_information): Pass false as
17473 nontemporality to store_expr.
17474 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17477 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17479 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17481 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17483 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17485 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17486 and allow DECL_P here.
17488 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17490 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17491 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17492 track of the size of the expression.
17493 * cfghooks.c (merge_blocks): Remove block from loops structure only
17494 after call of the merge_blocks hook.
17496 2007-06-09 Tom Tromey <tromey@redhat.com>
17498 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17499 (deprecated_state): Removed.
17500 (start_decl): Update.
17501 (enum deprecated_states): Moved earlier.
17502 (groktypename): Update.
17503 (push_parm_decl): Likewise.
17504 (grokfield): Likewise.
17505 (start_function): Likewise.
17507 2007-06-09 Ian Lance Taylor <iant@google.com>
17509 PR tree-optimization/32169
17510 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17511 CONVERT_EXPR, check whether min and max both converted to an
17512 overflow infinity representation.
17514 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17516 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17517 not inserted on the edge.
17519 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17521 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17522 instructions if they are supported.
17523 (__divsi3, __umodsi3, __modsi3): Likewise.
17524 (__ashldi3, __ashrdi3, __lshrdi3): New.
17525 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17527 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17528 Tony Linthicum <tony.linthicum@amd.com>
17530 * doc/invoke.texi: Add fvect-cost-model flag.
17531 * common.opt (fvect-cost-model): New flag.
17532 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17533 cost fields in stmt_vec_info struct for STMT.
17534 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17535 fields in stmt_vec_info struct and access functions for the same.
17536 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17537 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17538 load, store and vector to scalar operation.
17539 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17540 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17541 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17542 (TARG_VEC_STORE_COST): Define cost of vector store.
17543 (vect_estimate_min_profitable_iters): Define new function.
17544 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17545 check to evaluate if loop iterations are less than minimum profitable
17546 iterations determined by cost model or minimum vect loop bound defined
17547 by user, whichever is more conservative.
17548 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17549 run-time check to evaluate if loop iterations are less than minimum
17550 profitable iterations determined by cost model or minimum vect loop
17551 bound defined by user, whichever is more conservative.
17552 (vect_estimate_min_profitable_iterations): New function to estimate
17553 mimimimum iterartions required for vector version of loop to be
17554 profitable over scalar version.
17555 (vect_model_reduction_cost): New function.
17556 (vect_model_induction_cost): New function.
17557 (vect_model_simple_cost): New function.
17558 (vect_cost_strided_group_size): New function.
17559 (vect_model_store_cost): New function.
17560 (vect_model_load_cost): New function.
17561 (vectorizable_reduction): Call vect_model_reduction_cost during
17563 (vectorizable_induction): Call vect_model_induction_cost during
17565 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17566 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17567 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17568 vectorizable_promotion, vectorizable_demotion): Call
17569 vect_model_simple_cost during analysis phase.
17571 2007-06-08 Simon Baldwin <simonb@google.com>
17573 * reg-stack.c (get_true_reg): Readability change. Moved default case
17574 label into direct switch statement scope.
17576 2007-06-08 Simon Baldwin <simonb@google.com>
17578 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17579 in gcc_assert() with '==' comparison.
17581 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17583 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17584 TARGET_ABM handling of x86_popcnt variable.
17586 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17588 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17589 __builtin_copysignq and __builtin_infq built-in functions.
17591 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17593 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17594 SSE4.2 section. Correct built-in function names in SSE4A section.
17596 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17598 PR tree-optimization/32243
17599 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17600 for ncopies after ratio check between nunits_out and nunits_in.
17601 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17603 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17605 PR tree-optimization/32224
17606 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17607 vectorization upon a non GIMPLE_MODIFY_STMT.
17609 2007-06-08 Christian Bruel <christian.bruel@st.com>
17612 * config/sh/sh.md (doloop_end): New pattern and splitter.
17613 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17615 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17617 PR middle-end/32209
17618 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17620 (verify_dominators): Do not change dominance tree.
17622 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17624 * config/sh/constraints.md: New file.
17625 * config/sh/sh.c: Include tm-constrs.h.
17626 (reg_class_from_letter): Remove.
17627 (prepare_cbranch_operands): Use satisfies_constraint_*
17628 function instead of macro.
17629 (andcosts, broken_move, sh_secondary_reload): Likewise.
17630 * config/sh/predicates.md (trapping_target_operand): Likewise.
17631 (and_operand, arith_operand, arith_reg_or_0_operand,
17632 cmp_operand, logical_operand, target_operand,
17633 ua_address_operand, ua_offset, xor_operand): Likewise.
17634 * config/sh/sh.md: Include constraints.md.
17635 (*movsicc_t_false): Use satisfies_constraint_* function
17637 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17638 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17639 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17640 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17641 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17642 (REG_CLASS_FROM_CONSTRAINT): Remove.
17643 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17644 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17645 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17646 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17647 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17648 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17649 function instead of macro.
17650 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17651 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17652 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17653 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17654 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17655 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17656 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17657 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17658 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17659 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17660 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17661 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17662 EXTRA_CONSTRAINT_STR): Likewise.
17663 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17665 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17667 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17669 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17672 * c-common.h (flag_cpp0x): Replaced by...
17673 (cxx_dialect): ... this new variable specifying the C++ dialect that
17675 * c-common.c (flag_cpp0x): Removed.
17676 (cxx_dialect): Defined.
17677 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17679 * c-opts.c (c_common_post_options): Likewise.
17680 (set_std_cxx98): Set cxx_dialect to cxx98.
17681 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17683 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17684 Hui-May Chang <hm.chang@apple.com>
17686 * doc/invoke.texi (Darwin Options): Update documentation for
17687 -mmacosx-version-min.
17688 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17689 * config/darwin-driver.c: New file.
17690 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17691 * config/t-darwin (darwin-driver.o): New rule.
17693 * config/darwin-c.c (version_as_macro): Ignore low digit.
17695 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17697 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17698 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17699 (CSGNMODE): New mode macro.
17700 (CSGNVMODE): New mode attribute.
17701 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17702 expander using CSGNMODE mode macro. Handle TFmode.
17703 (copysign<mode>3_const): Rename from copysignsf3_const and
17704 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17706 (copysign<mode>3_var): Rename from copysignsf3_var and
17707 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17709 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17710 mode macro. Handle TFmode.
17711 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17712 (iortf3, *iortf3): Ditto.
17713 (xortf3, *xortf3): Ditto.
17714 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17715 TFmode and TImode masks.
17716 (ix86_expand_copysign): Expand TFmode copysign insn.
17717 (IX86_BUILTIN_INFQ): New.
17718 (IX86_BUILTIN_FABSQ): Ditto.
17719 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17720 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17721 [__builtin_fabsq]: Ditto.
17722 [__builtin_copysignq]: Ditto.
17723 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17724 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17725 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17726 ix86_expand_binop_builtin().
17728 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17730 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17732 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17735 * rtl.h (push_to_sequence2): New.
17736 * emit-rtl.c (push_to_sequence2): New.
17737 * function.c (assign_parm_data_all): Add new fields.
17738 (assign_parm_setup_block): Call push_to_sequence2 instead of
17740 (assign_parm_setup_reg): Ditto.
17741 (assign_parm_setup_stack): Ditto.
17742 (assign_parms_unsplit_complex): Ditto.
17743 (assign_parms): Change field name.
17745 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17747 PR tree-optimization/32220
17748 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17749 phi node is reached before defining statement.
17751 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17754 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17755 after changing the right hand side of the assignment.
17757 2007-06-06 Eric Christopher <echristo@apple.com>
17759 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17760 (x86_64-*-darwin*): Ditto.
17761 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17762 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17764 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17766 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17767 coding conventions.
17768 (add_key): Likewise.
17769 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17770 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17772 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17774 (add_cost_one_coalesce): Likewise.
17775 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17776 variable names. Rename orig to orig_name for consistency.
17777 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17778 coding conventions.
17779 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17781 (record_equivalences_from_stmt): Likewise.
17782 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17783 the coding conventions.
17784 (memory_ssa_name_same): Likewise.
17785 (dse_optimize_stmt): Likewise.
17786 (dse_record_phis): Likewise.
17787 (dse_finalize_block): Likewise.
17788 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17789 keywords as variable names.
17790 (may_move_till): Cast according to the coding conventions.
17791 (force_move_till_expr): Avoid using C++ keywords as variable names.
17792 (force_move_till): Cast according to the coding conventions.
17793 (memref_hash): Likewise.
17794 (memref_eq): Likewise.
17795 (gather_mem_refs_stmt): Likewise.
17796 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17797 using C++ keywords as variable names.
17798 (idx_find_step): Cast according to the coding conventions.
17799 (idx_record_use): Likewise.
17800 (find_depends): Likewise.
17801 (prepare_decl_rtl): Likewise.
17802 (mbc_entry_hash): Likewise.
17803 (mbc_entry_eq): Likewise.
17804 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17805 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17806 (idx_infer_loop_bounds): Cast according to the coding conventions.
17807 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17808 * tree-ssa-math-opts.c (occ_new ): Likwise.
17809 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17811 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17813 (add_use_op): Likewise.
17814 (add_vop): Likewise.
17815 (add_vuse_op): Likewise.
17816 (add_vdef_op): Likewise.
17817 (get_expr_operands): Likewise.
17818 (push_stmt_changes): Use type safe memory macros.
17819 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17820 keywords as variable names.
17821 (conditional_replacement): Likewise.
17822 (minmax_replacement): Likewise.
17823 (abs_replacement): Likewise.
17824 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17825 coding conventions.
17826 (insert_fake_stores): Avoid using C++ keywords as variable names.
17827 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17829 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17830 (heapvar_insert): Use type safe memory macros.
17831 (new_var_info): Cast according to the coding conventions.
17832 (new_constraint): Likewise.
17833 (remove_preds_and_fake_succs): Use type safe memory macros.
17834 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17836 (thread_single_edge): Likewise.
17837 (thread_through_loop_header): Likewise.
17839 2007-06-06 Eric Christopher <echristo@apple.com>
17841 * config/i386/i386.c (override_options): Move handling
17842 of TARGET_SUBTARGET* earlier.
17844 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17846 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17849 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17851 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17852 emited outside of basic block.
17853 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17854 the created blocks.
17855 * rtl.h (delete_insn_chain): Declaration changed.
17856 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17858 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17859 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17860 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17861 to delete_insn_chain.
17862 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17863 do not have bb field set.
17864 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17866 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17867 * cfgcleanup.c (try_optimize_cfg): Ditto.
17869 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17871 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17872 (lambda_body_vector_new): Use type safe memory macros.
17873 (lambda_linear_expression_new): Likewise.
17874 (lambda_loopnest_new): Likewise.
17875 (lambda_lattice_new): Likewise.
17876 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17877 conventions. Use type safe memory macros.
17878 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17879 (lambda_body_vector_s): Likewise.
17880 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17881 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17883 2007-06-06 Richard Guenther <rguenther@suse.de>
17885 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17886 if we need to schedule cfg_cleanup.
17887 (tree_ssa_forward_propagate_single_use_vars): Do so.
17889 2007-06-06 Ian Lance Taylor <iant@google.com>
17891 * fold-const.c (merge_ranges): If range_successor or
17892 range_predecessor fail, just return 0.
17894 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17896 PR tree-optimization/32216
17897 * tree-vectorizer.c (supportable_widening_operation): Determine
17898 signedness of FIX_TRUNC_EXPR from output operand.
17899 (supportable_narrowing_operation): Ditto.
17900 * tree-vect-generic.c (expand_vector_operations_1): Determine
17901 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17902 from input operand.
17904 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17906 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17907 (struct pta): ...from here. Change flags to unsigned to avoid
17908 excessive casting (as it is used as a bit mask).
17909 (override_options): Add casts according to the coding convenventions.
17910 (x86_64_elf_unique_section): Likewise.
17911 (examine_argument): Avoid using C++ keywords as variable names.
17912 (construct_container): Likewise.
17913 (legitimize_pic_address): Likewise.
17914 (get_dllimport_decl): Cast according to the coding conventions. Use
17915 type safe memory macros.
17916 (legitimize_address): Cast according to the coding conventions.
17917 (emit_i387_cw_initialization): Corrected the type of slot to enum
17919 (ix86_init_machine_status): Use type safe memory macros.
17920 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17921 (bdesc_pcmpistr): Likewise.
17922 (bdesc_crc32): Likewise.
17923 (bdesc_sse_3arg): Likewise.
17924 (bdesc_2arg): Likewise.
17925 (bdesc_1arg): Likewise.
17926 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17927 (ix86_expand_sse_pcmpistr): Likewise.
17928 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17929 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17930 int to match the langhook definition.
17931 (ix86_builtin_conversion): Change the type of code to unsigned init to
17932 match the langhook definition.
17933 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17935 (ix86_preferred_output_reload_class): Likewise.
17936 (ix86_cannot_change_mode_class): Likewise.
17937 (ix86_memory_move_cost): Likewise.
17938 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17939 avoid excessive casting later on.
17940 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17942 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17944 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17945 as flags setting insn.
17946 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17948 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17950 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17951 (UNSPEC_ROUND): New.
17952 ("sse4_1_round<mode>2"): New insn pattern.
17953 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17955 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17956 expander using SSEMODEF mode macro. Expand using
17957 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17958 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17959 expander using SSEMODEF mode macro. Expand using
17960 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17961 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17962 expander using SSEMODEF mode macro. Expand using
17963 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17964 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17965 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17966 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17969 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17970 Sebastian Pop <sebpop@gmail.com>
17972 * lambda.h (build_linear_expr): New.
17973 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17974 Use build_linear_expr, call fold and force_gimple_operand.
17975 (lambda_loopnest_to_gcc_loopnest): Check that there is
17976 something to insert.
17977 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17979 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17981 PR preprocessor/23479
17982 * doc/extend.texi: Document the 0b-prefixed binary integer
17983 constant extension.
17985 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17987 PR tree-optimization/32215
17988 * tree-vectorizer.c (supportable_widening_operation): Return false
17989 for unsupported FIX_TRUNC_EXPR tree code.
17990 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17992 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17994 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17995 register on SPE targets. Change documentation to reflect
17997 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17998 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17999 out of the register allocation pool.
18000 (rs6000_reg_live_or_pic_offset_p): New function.
18001 (rs6000_emit_prologue): Move the actual saving of LR up to free
18002 r0 for holding r11. Split saving of SPE 64-bit registers into
18003 its own case. Ensure that offsets will always be in-range for
18004 'evstdd' by using r11 as a scratch register to point at the start
18005 of the SPE save area. Save r11 if necessary, as it is the static
18007 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18008 into its own case. Ensure that offsets will always be in-range
18009 for 'evldd' by using r11 as a scratch register to point at the
18010 start of the SPE save area. Also adjust r11 when restoring
18011 the stack pointer to compensate for pre-loading r11.
18013 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18015 * cfg.c (init_flow): Use type safe memory macros.
18016 (alloc_block): Likewise.
18017 (unchecked_make_edge): Likewise.
18018 (dump_flow_info): Avoid using C++ keywords as variable names.
18019 (copy_original_table_clear): Cast according to the coding conventions.
18020 (copy_original_table_set): Likewise.
18021 * cfgexpand (label_rtx_for_bb): Likewise.
18022 (expand_gimple_basic_block): Likewise.
18023 * cfghooks.c (dump_bb): Likewise.
18024 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18026 (lv_add_condition_to_bb): Likewise.
18027 * cfglayout (relink_block_chain): Cast according to the coding
18029 (fixup_reorder_chain): Likewise.
18030 (fixup_fallthru_exit_predecessor): Likewise.
18031 * cfgloop.c (glb_enum_p): Likewise.
18032 (get_exit_description): Likewise.
18033 (dump_recorded_exit): Likewise.
18034 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18035 (struct loop): ... from here.
18036 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18038 * cfgrtl.c (rtl_create_basic_block): Likewise.
18039 (rtl_split_block): Likewise.
18040 (rtl_dump_bb): Likewise.
18041 (cfg_layout_split_block): Likewise.
18042 (init_rtl_bb_info): Use typesafe memory macros.
18044 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18045 * graphds.h: Updated all usages of edge to graph_edge.
18046 * graphds.c: Likewise.
18047 * cfgloopanal.c: Likewise.
18049 2007-06-05 Ian Lance Taylor <iant@google.com>
18051 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18052 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18053 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18055 (test_for_singularity): Likewise.
18057 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18059 * config/i386/constraints.md ("Y2"): Replaced by ...
18061 * config/i386/i386.md: Likewise.
18062 * config/i386/mmx.md: Likewise.
18063 * config/i386/sse.md: Likewise.
18065 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18067 * config/i386/constraints.md ("z"): Replaced by ...
18069 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18070 (sse4_1_blendvps): Likewise.
18071 (sse4_1_pblendvb): Likewise.
18072 (sse4_2_pcmpestr): Likewise.
18073 (sse4_2_pcmpestrm): Likewise.
18074 (sse4_2_pcmpestr_cconly): Likewise.
18075 (sse4_2_pcmpistr): Likewise.
18076 (sse4_2_pcmpistrm): Likewise.
18077 (sse4_2_pcmpistr_cconly): Likewise.
18079 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18081 * matrix-reorg.c (transform_access_sites): Fix computation.
18082 (transform_allocation_sites): Same.
18084 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18086 * config/i386/i386.c (override_options): Use
18087 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18089 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18091 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18092 (nonimm_not_xmm0_operand): Ditto.
18093 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18094 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18095 as operand[2] predicate. Require "z" class XMM register for
18096 operand[3]. Adjust asm template.
18097 ("sse4_1_blendvpd"): Ditto.
18098 ("sse4_1_pblendvb"): Ditto.
18099 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18100 force op2 into xmm0 register for variable blend instructions.
18102 2007-06-04 Tom Tromey <tromey@redhat.com>
18104 * c-tree.h (start_enum): Update.
18105 (build_enumerator): Likewise.
18106 * c-decl.c (enum_next_value): Removed.
18107 (enum_overflow): Likewise.
18108 (start_enum): Add c_enum_contents argument. Don't use globals.
18109 (build_enumerator): Likewise.
18110 * c-tree.h (struct c_enum_contents): New struct.
18112 2007-06-04 Tom Tromey <tromey@redhat.com>
18114 * c-common.c (c_common_get_alias_set): Fix indentation.
18116 2007-06-04 Ian Lance Taylor <iant@google.com>
18118 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18119 to overflow, reduce overflow infinity to regular infinity.
18120 (vrp_var_may_overflow): New static function.
18121 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18123 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18125 * stor-layout.c (layout_type): Remove duplicate code.
18127 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18130 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18131 before build_common_builtin_nodes ().
18133 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18136 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18138 2007-06-04 Jan Hubicka <jh@suse.cz>
18140 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18141 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18142 instead of _stat version.
18144 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18146 PR tree-optimization/32194
18147 * tree-predcom.c (determine_offset): Check that both references have
18150 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18152 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18153 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18154 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18155 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18156 Add argument to iterate_fix_dominators call.
18157 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18158 * gcse.c (hoist_code): Change domby to vector.
18159 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18160 Add argument to iterate_fix_dominators call.
18161 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18162 recompute_dominator.
18163 * lambda-code.c (perfect_nestify): Ditto.
18164 * cfgloopanal.c: Include graphds.h.
18165 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18166 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18167 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18169 * graphds.c: New file.
18170 * graphds.h: New file.
18171 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18172 (get_dominated_by, get_dominated_by_region): Change return type to
18174 (verify_dominators): Recompute all dominators and compare the results.
18175 (recount_dominator): Renamed to ...
18176 (recompute_dominator): ... this. Do not check that the block is
18177 dominated by entry.
18178 (iterate_fix_dominators): Reimplemented.
18179 (prune_bbs_to_update_dominators, root_of_dom_tree,
18180 determine_dominators_for_sons): New functions.
18181 * et-forest.c (et_root): New function.
18182 * et-forest.h (et_root): Declare.
18183 * Makefile.in (graphds.o): Add.
18184 (cfgloopanal.o): Add graphds.h dependency.
18185 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18186 * basic-block.h (get_dominated_by, get_dominated_by_region,
18187 iterate_fix_dominators): Declaration changed.
18188 (recount_dominator): Renamed to ...
18189 (recompute_dominator): ... this.
18190 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18191 (thread_through_all_blocks): Do not free dominance info.
18193 2007-06-03 Andreas Schwab <schwab@suse.de>
18195 * config/m68k/m68k.c (override_options): Don't override
18197 * config/m68k/m68k-modes.def (SF, DF): Define to use
18198 motorola_single_format and motorola_double_format, resp.
18199 * real.c (motorola_single_format): Renamed from
18200 coldfire_single_format.
18201 (motorola_double_format): Renamed from coldfire_double_format.
18202 (encode_ieee_extended): Generate a proper canonical NaN image
18203 respecting canonical_nan_lsbs_set.
18204 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18206 * real.h: Adjust declarations.
18208 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18211 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18212 the symbol is generated with the stack protector.
18214 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18216 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18217 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18219 * doc/extend.texi (interrupt): Mention m68k.
18221 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18223 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18224 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18225 (ix86_expand_sse_pcmpestr): Do not check operands for
18226 "register_operand", when insn operand predicate is "register_operand".
18227 (ix86_expand_sse_pcmpistr): Ditto.
18229 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18230 Uros Bizjak <ubizjak@gmail.com>
18232 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18233 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18234 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18235 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18236 * config/i386/constraints.md ("z"): New register constraint
18237 for members of SSE_FIRST_REG class.
18238 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18239 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18240 SSE_FIRST_REG class.
18241 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18242 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18243 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18244 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18245 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18246 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18247 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18248 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18249 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18250 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18251 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18252 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18253 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18254 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18255 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18256 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18257 (struct builtin_description): Change "flag" field to unsigned.
18258 (bdesc_pcmpestr): New builtin description table.
18259 (bdesc_pcmpistr): Likewise.
18260 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18261 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18262 Initialize pcmp[ei]str[im] insns for SSE4.2.
18263 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18264 (ix86_expand_sse_pcmpistr): Likewise.
18265 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18266 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18267 (UNSPEC_PCMPISTR): Likewise.
18268 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18269 (sse4_2_pcmpestri):New isns pattern.
18270 (sse4_2_pcmpestrm): Likewise.
18271 (sse4_2_pcmpestr_cconly): Likewise.
18272 (sse4_2_pcmpistr): New insn patern and splitter.
18273 (sse4_2_pcmpistri):New isns pattern.
18274 (sse4_2_pcmpistrm): Likewise.
18275 (sse4_2_pcmpistr_cconly): Likewise.
18276 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18279 2007-06-01 David Daney <ddaney@avtrex.com>
18281 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18282 LOADGP_ABSOLUTE and not binds_local_p.
18284 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18286 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18288 2007-06-01 Ian Lance Taylor <iant@google.com>
18290 * tree-vrp.c (compare_name_with_value): Always set
18291 used_strict_overflow if we get a result from the variable itself.
18293 2007-06-01 Ian Lance Taylor <iant@google.com>
18295 PR rtl-optimization/31455
18296 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18297 subregs which have a cast between modes which are not tieable.
18299 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18301 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18302 breaks after return statements.
18304 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18306 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18307 only after no_new_pseudos.
18309 2007-05-31 Eric Christopher <echristo@apple.com>
18311 * expr.c (convert_move): Assert that we don't have a BLKmode
18313 (store_expr): Handle BLKmode moves by calling emit_block_move.
18315 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18317 * c-typeck.c (build_indirect_ref): Include type in error message.
18318 (build_binary_op): Pass types to binary_op_error.
18319 * c-common.c (binary_op_error): Take two type arguments, print out
18321 * c-common.h (binary_op_error): Update prototype.
18323 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18325 * config/i386/i386.c: Correct coments on -mno-sse4.
18327 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18329 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18330 (x86_64-*-*): Likewise.
18331 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18332 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18333 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18334 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18335 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18336 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18337 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18338 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18339 (OPTION_MASK_ISA_SSE4): Likewise.
18340 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18341 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18342 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18343 (override_options): Support SSE4.2.
18344 (ix86_build_const_vector): Support SImode and DImode.
18345 (ix86_build_signbit_mask): Likewise.
18346 (ix86_expand_int_vcond): Support V2DImode.
18347 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18348 (IX86_BUILTIN_CRC32HI): Likewise.
18349 (IX86_BUILTIN_CRC32SI): Likewise.
18350 (IX86_BUILTIN_CRC32DI): Likewise.
18351 (IX86_BUILTIN_PCMPGTQ): Likewise.
18352 (bdesc_crc32): Likewise.
18353 (bdesc_sse_3arg): Likewise.
18354 (ix86_expand_crc32): Likewise.
18355 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18356 (ix86_expand_builtin): Likewise.
18357 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18358 __SSE4_2__ for -msse4.2.
18359 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18360 (CRC32MODE): Likewise.
18361 (crc32modesuffix): Likewise.
18362 (crc32modeconstraint): Likewise.
18363 (sse4_2_crc32<mode>): Likewise.
18364 (sse4_2_crc32di): Likewise.
18365 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18367 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18368 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18369 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18370 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18371 (vcondu<mode>): Likewise.
18372 * doc/extend.texi: Document SSE4.2 built-in functions.
18373 * doc/invoke.texi: Document -msse4.2/-msse4.
18375 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18377 PR tree-optimization/32160
18378 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18379 variable as gimple reg.
18380 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18382 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18384 * gcc.c (main): Don't consider linker options when issuing the
18385 warning about a linker input file not being used.
18387 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18389 * tree-vrp.c (compare_names): Initialize sop.
18391 2007-05-30 Dirk Mueller <dmueller@suse.de>
18393 * cgraphunit.c (cgraph_analyze_function): Remove
18394 computation of inline parameters.
18396 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18398 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18400 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18402 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18403 Add vx-common.h. Include vxworks.h between vx-common.h and
18405 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18407 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18408 (TARGET_ASM_DESTRUCTOR): Likewise.
18409 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18410 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18411 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18412 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18413 (VXWORKS_ENDIAN_SPEC): Define.
18414 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18415 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18416 VXWORKS_* equivalents.
18417 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18418 (ASM_FILE_START): Delete.
18419 (TARGET_VERSION): Reformat.
18420 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18421 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18422 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18423 (FPBIT, DPBIT): Define.
18424 (fp-bit.c, dp-bit.c): New rules.
18425 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18426 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18427 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18428 * config/arm/arm.h: Include vxworks-dummy.h.
18429 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18430 Mark with ATTRIBUTE_UNUSED.
18431 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18432 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18433 make it incompatible with -msingle-pic-base.
18434 (arm_function_ok_for_sibcall): Return false for calls that might
18435 go through a VxWorks PIC PLT entry.
18436 (require_pic_register): New function, split out from...
18437 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18439 (arm_load_pic_register): Handle the VxWorks RTP initialization
18440 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18441 (arm_emit_call_insn): New function.
18442 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18443 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18444 (pic_offset_arm): New pattern.
18445 (call, call_value): Use arm_emit_call_insn.
18446 (call_internal, call_value_internal): New expanders.
18447 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18448 VxWorks unless __PIC__.
18450 2007-05-30 Eric Christopher <echristo@gmail.com>
18452 * genrecog.c: Include regs.h in generated file.
18453 * genemit.c: Ditto. Fix up formatting.
18454 * config/mn10300/constraints.md: New.
18455 * config/mn10300/mn10300.md: Include.
18456 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18457 Fix up for removed macro.
18458 * config/mn10300/predicates.md (call_address_operand): Ditto.
18459 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18460 (CONST_OK_FOR_I): Ditto.
18461 (CONST_OK_FOR_J): Ditto.
18462 (CONST_OK_FOR_K): Ditto.
18463 (CONST_OK_FOR_L): Ditto.
18464 (CONST_OK_FOR_M): Ditto.
18465 (CONST_OK_FOR_N): Ditto.
18466 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18470 (EXTRA_CONSTRAINT): Ditto.
18472 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18474 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18476 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18477 OPTION_MASK_ISA_64BIT.
18478 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18480 2007-05-30 Richard Guenther <rguenther@suse.de>
18482 PR middle-end/32152
18483 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18484 types for comparison.
18485 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18486 with original typed arguments.
18487 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18489 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18491 PR tree-optimization/31769
18492 * except.c (duplicate_eh_regions): Clear prev_try if
18493 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18495 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18497 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18498 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18499 bsi of the location where statements should be inserted.
18500 (sink_code_in_bb): Take bsi from statement_sink_location.
18501 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18502 instead of bsi_start.
18503 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18505 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18506 (bsi_move_before): Document inconsistency with bsi_move_after.
18507 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18509 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18511 * config/i386/i386.h (TARGET_ABM): New define.
18512 (TARGET_POPCNT): Ditto.
18513 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18514 New temporary defines to redefine from OPTION_ISA_* defines.
18515 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18516 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18517 (ix86_isa_flags): New extern int declaration.
18518 (TARGET_SUBTARGET_DEFAULT): New define.
18519 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18520 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18521 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18522 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18523 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18524 * config/i386/darwin.h: Change TARGET_64BIT define to
18527 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18528 using existing "ix86_isa_flags" varible.
18529 (m32, m64): Use existing "ix86_isa_flags" variable.
18530 (mmmx, m3dnow): Ditto.
18531 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18532 (mabm): Define as non-negative option using "x86_abm" variable.
18533 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18535 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18536 Rewrite feature test bitmap.
18537 (ix86_isa_flags): New initialized global int varible.
18538 (ix86_isa_flags_explicit): New static int variable.
18539 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18540 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18541 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18542 target_flags_explicit.
18543 (override_options): Remove "target_enable" and "target_disable" fields
18544 from "struct ptt". Update processor_target_table accordingly. Remove
18545 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18546 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18547 "target_flags" and "ix86_isa_flags_explicit" instead of
18548 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18549 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18550 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18551 to true when either of PTA_POPCNT or PTA_ABM is set in
18552 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18553 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18554 processor_alias_table flags entry. Remove handling of
18555 "target_enable" and "target_disable" fields of processor_target_table.
18556 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18557 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18558 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18559 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18560 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18562 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18564 2007-05-29 David Daney <ddaney@avtrex.com>
18567 * config/mips/mips.c (mips_output_mi_thunk): Emit
18568 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18570 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18571 * config/i386/i386.c (ix86_function_regparm): Added checking of
18572 ix86_force_align_arg_pointer to determine the number of
18573 register parameters.
18575 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18577 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18578 (SET_DR_MISALIGNMENT): New.
18579 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18580 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18581 Use SET_DR_MISALIGNMENT.
18582 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18584 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18585 find_loop_nest): Export.
18586 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18587 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18588 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18589 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18591 (struct mem_ref): Add field reuse_distance.
18592 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18593 Initialize reuse_distance field.
18594 (issue_prefetch_ref): Select temporality of prefetch according to
18596 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18597 self_reuse_distance, determine_loop_nest_reuse): New functions.
18598 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18599 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18600 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18603 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18605 * tree-ssa-alias.c: Add aliasing overview.
18607 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18608 Danny Smith <dannysmith@users.sourceforge.net>
18611 * config/i386/t-crtfm: Compile crtfastmath.o with
18612 -minline-all-stringops.
18613 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18614 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18616 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18618 * doc/md.texi: Document constraints on HP PA-RISC.
18620 * pa/constraints.md: New file.
18621 * pa.md: Include constraints.md.
18622 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18623 (integer_store_memory_operand, ldil_cint_p): New functions.
18624 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18625 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18626 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18627 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18628 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18630 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18633 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18634 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18635 case POSTDECREMENT_EXPR>): Return the error_mark_node
18636 if either the real or imaginary parts would an
18639 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18641 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18642 name when we remove it from a call.
18644 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18646 * targhooks.c (default_narrow_bitfield): Remove.
18647 * targhooks.h: Remove the prototype for
18648 default_narrow_bitfield.
18650 * langhooks-def.h: Remove the prototype for
18651 hook_get_alias_set_0.
18652 * langhooks.c (hook_get_alias_set_0): Remove.
18654 * global.c (EXECUTE_IF_CONFLICT): Remove.
18656 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18659 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18660 return true when truth_value_p is true and the type
18663 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18665 * doc/install.texi (Prerequisites): We no longer require Autoconf
18666 2.13 for the top-level.
18668 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18670 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18671 memory access via x86_expand_vector_move_misalign() only for
18672 TImode values on 32-bit targets.
18674 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18676 * matrix-reorg.c: New file. Implement matrix flattening and
18677 transposing optimization.
18678 * tree-pass.h: Add matrix reorg pass.
18679 * common.opt: Add fipa-mreorg flag.
18680 * Makefile.in: Add matrix-reorg.c.
18681 * passes.c: Add matrix reorg pass.
18682 * varpool.c (add_new_static_var): New function.
18683 * cgraph.h (add_new_static_var): Declare.
18685 2007-05-27 Eric Christopher <echristo@apple.com>
18687 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18688 sp_offset depending on stack size. Save r12 depending
18689 on registers we're saving later.
18690 (rs6000_emit_epilogue): Update sp_offset depending only
18693 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18695 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18696 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18697 * ifcvt.c (if_convert): Ditto.
18698 * tree-ssa-threadupdate.c (thread_block): Ditto.
18699 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18700 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18701 verify_loop_closed_ssa): Check number_of_loops instead of
18703 * predict.c (tree_estimate_probability): Ditto.
18704 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18705 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18706 * modulo-sched.c (sms_schedule): Ditto.
18707 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18708 (scev_finalize): Do not do anything if scev analysis was not
18710 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18711 current_loops == NULL.
18712 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18713 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18714 there are no loops.
18715 (loop_optimizer_finalize): Assert that loops were analyzed.
18716 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18717 rtl_doloop): Check number_of_loops instead of current_loops.
18718 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18719 current_loops == NULL.
18720 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18721 gate_tree_vectorize tree_linear_transform, check_data_deps,
18722 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18723 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18724 Check number_of_loops instead of current_loops.
18725 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18726 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18727 free loops if available.
18728 (execute_pre): Do not pass do_fre to fini_pre.
18730 2007-05-27 Tobias Burnus <burnus@net-b.de>
18732 PR middle-end/32083
18733 * real.c (mpfr_from_real): Fix sign of -Inf.
18735 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18737 * tree-vect-transform.c (vectorizable_conversion): Initialize
18738 tree_code variables to ERROR_MARK.
18739 (vectorizable_type_demotion): Likewise.
18740 (vectorizable_type_promotion): Likewise.
18742 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18745 * config/i386/i386.md (movti): Handle push operands via
18746 ix86_expand_push().
18748 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18750 * basic-block.h: Remove the prototype for merge_seq_blocks.
18751 * cfgcleanup.c (merge_seq_blocks): Remove.
18753 * tree-flow.h: Remove the prototype for is_aliased_with.
18754 * tree-ssa-alias.c (is_aliased_with): Remove.
18756 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18758 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18760 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18762 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18763 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18764 (vec_unpacks_hi_v16qi): Likewise.
18765 (vec_unpacku_lo_v16qi): Likewise.
18766 (vec_unpacks_lo_v16qi): Likewise.
18767 (vec_unpacku_hi_v8hi): Likewise.
18768 (vec_unpacks_hi_v8hi): Likewise.
18769 (vec_unpacku_lo_v8hi): Likewise.
18770 (vec_unpacks_lo_v8hi): Likewise.
18771 (vec_unpacku_hi_v4si): Likewise.
18772 (vec_unpacks_hi_v4si): Likewise.
18773 (vec_unpacku_lo_v4si): Likewise.
18774 (vec_unpacks_lo_v4si): Likewise.
18776 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18778 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18779 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18780 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18781 follow spelling conventions in various
18782 warning/error/diagnostic messages.
18784 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18785 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18786 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18787 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18788 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18789 * doc/tm.texi: Follow spelling conventions.
18791 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18794 * tree-ssa-forwprop.c
18795 (forward_propagate_addr_into_variable_array_index): Remove
18796 the lhs argument. Use the type of def_rhs instead of lhs.
18797 (forward_propagate_addr_expr_1): Update use of
18798 forward_propagate_addr_into_variable_array_index.
18800 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18801 Nigel Stephens <nigel@mips.com>
18803 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18804 function attributes, "far" being an alias for "long_call".
18805 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18806 (mips_near_type_p, mips_far_type_p): New.
18807 (mips_comp_type_attributes): New function to check that attributes
18808 attached to a function type are compatible.
18809 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18810 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18811 to the target function of the thunk.
18812 (mips_encode_section_info): Check for "near" and "far" function
18813 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18815 * config/mips/predicates.md (const_call_insn_operand): Test only
18816 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18818 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18821 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18822 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18823 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18824 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18826 2007-05-25 Eric Christopher <echristo@apple.com>
18828 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18829 to x86-darwin configurations.
18830 * config/i386/t-darwin: Add softfp support.
18831 * config/i386/t-darwin64: Ditto.
18832 * config/i386/sfp-machine.h: If mach then don't use
18833 aliasing, emit a stub to call.
18835 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18837 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18838 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18839 tree-predcom.c, tree-ssa-alias-warnings.c,
18840 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18841 comment typos. Follow spelling conventions.
18842 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18844 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18847 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18848 constants into memory. Expand unaligned memory references for
18849 SSE modes via x86_expand_vector_move_misalign() function.
18851 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18853 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18854 "memory" attribute for "sseishft" type insn without operands[2].
18856 2007-05-25 Dirk Mueller <dmueller@suse.de>
18857 Marcus Meissner <meissner@suse.de>
18859 * doc/extend.texi (alloc_size): New attribute.
18860 * c-common.c (handle_alloc_size_attribute): New.
18861 * tree-object-size.c (alloc_object_size): Use alloc_size
18862 attribute, if available.
18864 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18866 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18868 (__builtin_ia32_vec_ext_v2di): Likewise.
18869 (__builtin_ia32_vec_ext_v4si): Likewise.
18870 (__builtin_ia32_vec_ext_v8hi): Likewise.
18871 (__builtin_ia32_vec_ext_v16qi): Likewise.
18872 (__builtin_ia32_vec_set_v8hi): Likewise.
18874 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18876 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18878 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18880 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18881 (arm_is_longcall_p): Rename to...
18882 (arm_is_long_call_p): ...this. Take a single tree argument and
18884 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18885 (CUMULATIVE_ARGS): Remove call_cookie.
18886 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18887 (ENCODED_LONG_CALL_ATTR_P): Delete.
18888 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18889 LONG_CALL_FLAG_CHAR cases.
18890 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18891 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18892 ARM_DECLARE_FUNCTION_SIZE.
18893 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18894 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18895 (arm_encode_call_attribute, current_file_function_operand): Delete.
18896 (arm_function_in_section_p): New function.
18897 (arm_is_longcall_p): Rename to...
18898 (arm_is_long_call_p): ...this. Take the target function as a single
18899 argument and return a bool. Do not rely on call cookies. Check
18900 whether the target symbol is in the same section as the current
18901 function, not just the same compilation unit.
18902 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18903 (arm_encode_section_info): Don't encode a call type.
18904 * config/arm/arm.md (call, call_value): Update calls to
18905 arm_is_long(_)call_p. Simplify logic.
18906 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18907 Update calls to arm_is_long(_)call_p.
18909 2007-05-25 Richard Guenther <rguenther@suse.de>
18911 PR tree-optimization/31982
18912 * tree-ssa-forwprop.c
18913 (forward_propagate_addr_into_variable_array_index): Handle arrays
18914 with element size one.
18916 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18918 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18919 (umulsi3_highpart): Likewise.
18921 2007-05-24 Ian Lance Taylor <iant@google.com>
18923 PR rtl-optimization/32069
18924 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18927 2007-05-24 Ollie Wild <aaw@google.com>
18929 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18932 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18934 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18935 (oprs_unchanged_p): Use it to check all registers in a REG.
18936 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18937 (reg_set_between_after_reload_p): Delete.
18938 (reg_used_between_after_reload_p): Likewise.
18939 (reg_set_or_used_since_bb_start): Likewise.
18940 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18941 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18942 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18943 * rtlanal.c (reg_set_p): Check whether REG overlaps
18944 regs_invalidated_by_call, rather than just checking the
18945 membership of REGNO (REG).
18947 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18949 * doc/passes.texi: Document predictive commoning.
18950 * doc/invoke.texi (-fpredictive-commoning): Document.
18951 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18952 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18953 adding indices to the generated name.
18954 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18955 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18956 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18957 (op_symbol_code): ... and exported.
18958 (dump_omp_clause, op_symbol): Use op_symbol_code
18959 instead of op_symbol_1.
18960 * tree-pass.h (pass_predcom): Declare.
18961 * timevar.def (TV_PREDCOM): New timevar.
18962 * tree-ssa-loop.c (run_tree_predictive_commoning,
18963 gate_tree_predictive_commoning, pass_predcom): New.
18964 * tree-data-ref.c (find_data_references_in_loop): Find the
18965 references in dominance order.
18966 (canonicalize_base_object_address): Ensure that the result has
18968 (dr_analyze_innermost): Export.
18969 (create_data_ref): Code to fail for references with invariant
18971 (find_data_references_in_stmt): ... here.
18972 * tree-data-ref.h (dr_analyze_innermost): Declare.
18973 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18974 (aff_combination_find_elt, name_expansion_hash,
18975 name_expansion_eq, tree_to_aff_combination_expand,
18976 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18978 * tree-affine.h (aff_combination_constant_multiple_p,
18979 tree_to_aff_combination_expand): Declare.
18980 * tree-predcom.c: New file.
18981 * common.opt (fpredictive-commoning): New option.
18982 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18983 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18984 * Makefile.in (tree-predcom.o): Add.
18985 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18986 * passes.c (init_optimization_passes): Add dceloop after
18987 copy propagation in loop optimizer. Add predictive commoning
18988 to loop optimizer passes.
18990 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18992 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18995 2007-05-24 Jan Hubicka <jh@suse.cz>
18997 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18999 (genheader): Include statistics.h.
19001 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19003 * print-rtl.c (flag_dump_unnumbered): Update comments.
19004 (print_rtl): Fix my previous change.
19005 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19008 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19010 PR middle-end/32018
19011 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19013 (thread_through_all_blocks): Call initialize_original_copy_tables
19014 and free_original_copy_tables.
19015 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19017 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19018 * cfghooks.c (duplicate_block): Use get_loop_copy.
19019 * cfg.c: Include cfgloop.h.
19020 (loop_copy): New hash table.
19021 (initialize_original_copy_tables): Initialize loop_copy table.
19022 (free_original_copy_tables): Free loop_copy table.
19023 (copy_original_table_clear, copy_original_table_set,
19024 set_loop_copy, get_loop_copy): New functions.
19025 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19026 * cfgloop.h (struct loop): Remove copy field.
19027 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19028 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19030 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19032 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19033 -msse/-msse2/-msse3.
19035 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19037 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19038 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19040 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19043 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19044 * targhooks.h (default_mangle_decl_assembler_name): Declare
19046 * targhooks.c (default_mangle_decl_assembler_name): Define
19048 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19050 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19051 * langhooks.c (lhd_set_decl_assembler_name): Call
19052 targetm.mangle_decl_assembler_name for names with global scope.
19054 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19056 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19057 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19059 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19060 New. Factored out of i386_pe_encode_section_info.
19061 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19062 Move check for prior decoration of stdcall
19063 symbols to i386_pe_encode_section_info.
19064 (i386_pe_encode_section_info): Adjust call to
19065 gen_stdcall_or_fastcall_suffix. Use
19066 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19067 (i386_pe_mangle_decl_assembler_name): New. Wrap
19068 i386_pe_maybe_mangle_decl_assembler_name.
19070 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19072 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19073 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19074 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19075 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19076 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19079 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19080 Nigel Stephens <nigel@mips.com>
19081 Richard Sandiford <richard@codesourcery.com>
19083 Fix up MIPS16 hard float and add support for complex.
19085 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19086 (TARGET_SOFT_FLOAT_ABI): New.
19087 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19088 __mips_soft_float to reflect the ABI in use, not whether the
19089 FPU is directly accessible (e.g., in MIPS16 mode).
19090 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19091 (UNITS_PER_FPVALUE): Likewise.
19093 * config/mips/mips.c (mips_expand_call): Remove redundant
19094 TARGET_MIPS16 check.
19095 (mips_arg_regno): New.
19096 (function_arg_advance): When setting bits in cum->fp_code for
19097 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19099 (function_arg): Use mips_arg_regno.
19100 (mips_return_mode_in_fpr_p): New.
19101 (mips16_call_stub_mode_suffix): New.
19102 (mips16_cfun_returns_in_fpr_p): New.
19103 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19104 (mips_output_function_prologue): Test mips16_hard_float, not
19105 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19106 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19107 return value into a floating-point register.
19108 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19109 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19110 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19111 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19112 word of double arguments from or to the high bits of 64-bit
19113 floating point registers.
19114 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19115 (mips16_fpret_double): New helper function.
19116 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19117 support for complex modes. Fill in DECL_RESULT for stubdecl.
19118 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19120 * config/mips/mips16.S
19121 (RET, ARG1, ARG2): New.
19122 (MERGE_GPRf, MERGE_GPRt): New.
19123 (DELAYt, DELAYf): New.
19124 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19125 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19126 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19127 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19128 (SFOP): Renamed to...
19129 (OPSF3): This, and macro-ified. Updated all uses.
19130 (SFOP2): Renamed to...
19131 (OPSF2): This, and macro-ified. Updated all uses.
19132 (SFCMP): Renamed to...
19133 (CMPSF): This, and macro-ified. Updated all uses.
19134 (SFREVCMP): Renamed to...
19135 (REVCMPSF): This, and macro-ified. Updated all uses.
19136 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19137 (LDDBL1, LDDBL2, RETDBL): Deleted.
19138 (DFOP): Renamed to...
19139 (OPDF3): This, and macro-ified. Updated all uses.
19140 (DFOP2): Renamed to...
19141 (OPDF2): This, and macro-ified. Updated all uses.
19142 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19143 (DFCMP): Renamed to...
19144 (CMPDF): This, and macro-ified. Updated all uses.
19145 (DFREVCMP): Renamed to...
19146 (REVCMPDF): This, and macro-ified. Updated all uses.
19147 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19148 (RET_FUNCTION): New.
19149 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19150 (__mips16_ret_sc, __mips16_ret_dc): New.
19151 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19152 STUB_ARGS_6, STUB_ARGS_10): New.
19153 (CALL_STUB_NO_RET): New.
19154 (__mips16_call_stub_1): Macro-ified.
19155 (__mips16_call_stub_5): Macro-ified.
19156 (__mips16_call_stub_2): Macro-ified.
19157 (__mips16_call_stub_6): Macro-ified.
19158 (__mips16_call_stub_9): Macro-ified.
19159 (__mips16_call_stub_10): Macro-ified.
19160 (CALL_STUB_RET): New.
19161 (__mips16_call_stub_sf_0): Macro-ified.
19162 (__mips16_call_stub_sf_1): Macro-ified.
19163 (__mips16_call_stub_sf_5): Macro-ified.
19164 (__mips16_call_stub_sf_2): Macro-ified.
19165 (__mips16_call_stub_sf_6): Macro-ified.
19166 (__mips16_call_stub_sf_9): Macro-ified.
19167 (__mips16_call_stub_sf_10): Macro-ified.
19168 (__mips16_call_stub_df_0): Macro-ified.
19169 (__mips16_call_stub_df_1): Macro-ified.
19170 (__mips16_call_stub_df_5): Macro-ified.
19171 (__mips16_call_stub_df_2): Macro-ified.
19172 (__mips16_call_stub_df_6): Macro-ified.
19173 (__mips16_call_stub_df_9): Macro-ified.
19174 (__mips16_call_stub_df_10): Macro-ified.
19175 (__mips16_call_stub_sc_0): New.
19176 (__mips16_call_stub_sc_1): New.
19177 (__mips16_call_stub_sc_5): New.
19178 (__mips16_call_stub_sc_2): New.
19179 (__mips16_call_stub_sc_6): New.
19180 (__mips16_call_stub_sc_9): New.
19181 (__mips16_call_stub_sc_10): New.
19182 (__mips16_call_stub_dc_0): New.
19183 (__mips16_call_stub_dc_1): New.
19184 (__mips16_call_stub_dc_5): New.
19185 (__mips16_call_stub_dc_2): New.
19186 (__mips16_call_stub_dc_6): New.
19187 (__mips16_call_stub_dc_9): New.
19188 (__mips16_call_stub_dc_10): New.
19190 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19191 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19192 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19194 2007-05-23 Ian Lance Taylor <iant@google.com>
19196 * doc/invoke.texi (Invoking GCC): Document that the order of the
19199 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19202 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19203 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19204 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19208 * config/score/score.c (score_print_operand): Make sure that only
19209 lower bits are used.
19211 2007-05-22 Ian Lance Taylor <iant@google.com>
19213 * tree-vrp.c (avoid_overflow_infinity): New static function,
19214 broken out of set_value_range_to_value.
19215 (set_value_range_to_value): Call avoid_overflow_infinity.
19216 (extract_range_from_assert): Likewise.
19218 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19220 PR middle-end/31095
19221 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19222 change the type before looking for a COMPOUND_EXPR.
19224 2007-05-22 Ian Lance Taylor <iant@google.com>
19226 * lower-subreg.c (decompose_multiword_subregs): If we change an
19227 insn, call remove_retval_note on it.
19229 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19231 * regs.h (end_hard_regno): New function.
19232 (END_HARD_REGNO, END_REGNO): New macros.
19233 (add_to_hard_reg_set): New function.
19234 (remove_from_hard_reg_set): Likewise.
19235 (in_hard_reg_set_p): Likewise.
19236 (overlaps_hard_reg_set_p): Likewise.
19237 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19238 (note_btr_set): Use END_HARD_REGNO.
19239 * caller-save.c (setup_save_areas): Use end_hard_regno.
19240 (mark_set_regs): Use END_HARD_REGNO.
19241 (add_stored_regs): Use end_hard_regno.
19242 (mark_referenced_regs): Use add_to_hard_reg_set.
19243 * combine.c (update_table_tick): Use END_REGNO.
19244 (record_value_for_reg): Likewise.
19245 (record_dead_and_set_regs): Likewise.
19246 (get_last_value_validate): Likewise.
19247 (use_crosses_set_p): Likewise.
19248 (reg_dead_at_p_1): Likewise.
19249 (reg_dead_at_p): Likewise.
19250 (mark_used_regs_combine): Use add_to_hard_reg_set.
19251 (move_deaths): Use END_HARD_REGNO.
19252 (reg_bitfield_target_p): Use end_hard_regno.
19253 (distribute_notes): Use END_HARD_REGNO.
19254 * cse.c (mention_regs): Use END_REGNO.
19255 (insert): Use add_to_hard_reg_set.
19256 (invalidate): Use END_HARD_REGNO.
19257 (invalidate_for_call): Likewise.
19258 (exp_equiv_p): Use END_REGNO.
19259 (cse_insn): Likewise.
19260 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19261 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19262 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19263 * function.c (keep_stack_depressed): Use end_hard_regno.
19264 * global.c (global_alloc): Use end_hard_regno.
19265 (global_conflicts): Use add_to_hard_reg_set instead of
19267 (find_reg): Likewise.
19268 (mark_reg_store): Likewise.
19269 (mark_reg_conflicts): Likewise.
19270 (mark_reg_death): Use remove_from_hard_reg_set.
19271 (mark_reg_live_nc): Delete.
19272 (set_preference): Use end_hard_regno.
19273 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19274 remove_from_hard_reg_set.
19275 (post_mark_life): Use add_to_hard_reg_set.
19276 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19277 (reg_becomes_live): Use add_to_hard_reg_set.
19278 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19279 (peep2_find_free_register): Use add_to_hard_reg_set.
19280 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19281 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19282 * regrename.c (note_sets): Use add_to_hard_reg_set.
19283 (clear_dead_regs): Use remove_from_hard_reg_set.
19284 (regrename_optimize): Use add_to_hard_reg_set.
19285 (find_oldest_value_reg): Use in_hard_reg_set_p.
19286 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19287 (hard_reg_set_here_p): Use end_hard_regno.
19288 (decompose): Likewise.
19289 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19290 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19291 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19292 (mark_home_live): Use end_hard_regno.
19293 (spill_hard_reg): Likewise.
19294 (clear_reload_reg_in_use): Likewise.
19295 * reorg.c (delete_prior_computation): Use END_REGNO.
19296 * resource.c (update_live_status): Use END_HARD_REGNO.
19297 (mark_referenced_resources): Use add_to_hard_reg_set.
19298 (mark_set_resources): Likewise.
19299 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19300 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19301 (reg_overlap_mentioned_p): Likewise.
19302 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19303 (covers_regno_no_parallel_p): Use END_REGNO.
19304 (find_regno_note): Likewise.
19305 (find_reg_fusage): Use END_HARD_REGNO.
19306 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19307 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19309 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19311 * mode-switching.c (reg_dies): Change type of second argument to
19313 (optimize_mode_switching): Update accordingly.
19315 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19317 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19319 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19320 (hard_reg_set_empty_p): ...these new functions.
19321 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19322 GO_IF_HARD_REG_SUBSET.
19323 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19324 instead of GO_IF_HARD_REG_EQUAL.
19325 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19326 instead of GO_IF_HARD_REG_EQUAL.
19327 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19328 GO_IF_HARD_REG_SUBSET.
19329 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19330 GO_IF_HARD_REG_EQUAL.
19331 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19332 of GO_IF_HARD_REG_SUBSET.
19333 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19334 instead of GO_IF_HARD_REG_EQUAL.
19335 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19336 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19337 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19338 of GO_IF_HARD_REG_SUBSET,
19339 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19340 GO_IF_HARD_REG_SUBSET.
19341 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19342 instead of GO_IF_HARD_REG_EQUAL.
19343 * config/sh/sh.c (push_regs, calc_live_regs): Use
19344 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19345 (hard_regs_intersect_p): Delete.
19347 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19349 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19351 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19352 Richard Henderson <rth@redhat.com>
19354 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19356 (x86_64-*-*): Likewise.
19358 * i386/i386-modes.def (V2QI): New.
19360 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19362 (override_options): Support SSE4.1.
19363 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19364 (IX86_BUILTIN_BLENDPS): Likewise.
19365 (IX86_BUILTIN_BLENDVPD): Likewise.
19366 (IX86_BUILTIN_BLENDVPS): Likewise.
19367 (IX86_BUILTIN_PBLENDVB128): Likewise.
19368 (IX86_BUILTIN_PBLENDW128): Likewise.
19369 (IX86_BUILTIN_DPPD): Likewise.
19370 (IX86_BUILTIN_DPPS): Likewise.
19371 (IX86_BUILTIN_INSERTPS128): Likewise.
19372 (IX86_BUILTIN_MOVNTDQA): Likewise.
19373 (IX86_BUILTIN_MPSADBW128): Likewise.
19374 (IX86_BUILTIN_PACKUSDW128): Likewise.
19375 (IX86_BUILTIN_PCMPEQQ): Likewise.
19376 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19377 (IX86_BUILTIN_PMAXSB128): Likewise.
19378 (IX86_BUILTIN_PMAXSD128): Likewise.
19379 (IX86_BUILTIN_PMAXUD128): Likewise.
19380 (IX86_BUILTIN_PMAXUW128): Likewise.
19381 (IX86_BUILTIN_PMINSB128): Likewise.
19382 (IX86_BUILTIN_PMINSD128): Likewise.
19383 (IX86_BUILTIN_PMINUD128): Likewise.
19384 (IX86_BUILTIN_PMINUW128): Likewise.
19385 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19386 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19387 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19388 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19389 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19390 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19391 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19392 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19393 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19394 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19395 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19396 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19397 (IX86_BUILTIN_PMULDQ128): Likewise.
19398 (IX86_BUILTIN_PMULLD128): Likewise.
19399 (IX86_BUILTIN_ROUNDPD): Likewise.
19400 (IX86_BUILTIN_ROUNDPS): Likewise.
19401 (IX86_BUILTIN_ROUNDSD): Likewise.
19402 (IX86_BUILTIN_ROUNDSS): Likewise.
19403 (IX86_BUILTIN_PTESTZ): Likewise.
19404 (IX86_BUILTIN_PTESTC): Likewise.
19405 (IX86_BUILTIN_PTESTNZC): Likewise.
19406 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19407 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19408 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19409 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19410 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19411 (bdesc_ptest): New.
19412 (bdesc_sse_3arg): Likewise.
19413 (bdesc_2arg): Likewise.
19414 (bdesc_1arg): Likewise.
19415 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19417 (ix86_expand_sse_4_operands_builtin): New.
19418 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19419 smaller than 8 bits as the 2nd arg.
19420 (ix86_expand_sse_ptest): New.
19421 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19422 (ix86_expand_vector_set): Support SSE4.1.
19423 (ix86_expand_vector_extract): Likewise.
19425 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19426 __SSE4_1__ for -msse4.1.
19428 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19429 (UNSPEC_INSERTPS): Likewise.
19430 (UNSPEC_DP): Likewise.
19431 (UNSPEC_MOVNTDQA): Likewise.
19432 (UNSPEC_MPSADBW): Likewise.
19433 (UNSPEC_PHMINPOSUW): Likewise.
19434 (UNSPEC_PTEST): Likewise.
19435 (UNSPEC_ROUNDP): Likewise.
19436 (UNSPEC_ROUNDS): Likewise.
19438 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19440 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19441 (const_pow2_1_to_32768_operand): Likewise.
19443 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19446 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19448 (sse4_1_insertps): Likewise.
19449 (*sse4_1_extractps): Likewise.
19450 (sse4_1_ptest): Likewise.
19451 (sse4_1_mulv2siv2di3): Likewise.
19452 (*sse4_1_mulv4si3): Likewise.
19453 (*sse4_1_smax<mode>3): Likewise.
19454 (*sse4_1_umax<mode>3): Likewise.
19455 (*sse4_1_smin<mode>3): Likewise.
19456 (*sse4_1_umin<mode>3): Likewise.
19457 (sse4_1_eqv2di3): Likewise.
19458 (*sse4_1_pinsrb): Likewise.
19459 (*sse4_1_pinsrd): Likewise.
19460 (*sse4_1_pinsrq): Likewise.
19461 (*sse4_1_pextrb): Likewise.
19462 (*sse4_1_pextrb_memory): Likewise.
19463 (*sse4_1_pextrw_memory): Likewise.
19464 (*sse4_1_pextrq): Likewise.
19465 (sse4_1_blendpd): Likewise.
19466 (sse4_1_blendps): Likewise.
19467 (sse4_1_blendvpd): Likewise.
19468 (sse4_1_blendvps): Likewise.
19469 (sse4_1_dppd): Likewise.
19470 (sse4_1_dpps): Likewise.
19471 (sse4_1_movntdqa): Likewise.
19472 (sse4_1_mpsadbw): Likewise.
19473 (sse4_1_packusdw): Likewise.
19474 (sse4_1_pblendvb): Likewise.
19475 (sse4_1_pblendw): Likewise.
19476 (sse4_1_phminposuw): Likewise.
19477 (sse4_1_extendv8qiv8hi2): Likewise.
19478 (*sse4_1_extendv8qiv8hi2): Likewise.
19479 (sse4_1_extendv4qiv4si2): Likewise.
19480 (*sse4_1_extendv4qiv4si2): Likewise.
19481 (sse4_1_extendv2qiv2di2): Likewise.
19482 (*sse4_1_extendv2qiv2di2): Likewise.
19483 (sse4_1_extendv4hiv4si2): Likewise.
19484 (*sse4_1_extendv4hiv4si2): Likewise.
19485 (sse4_1_extendv2hiv2di2): Likewise.
19486 (*sse4_1_extendv2hiv2di2): Likewise.
19487 (sse4_1_extendv2siv2di2): Likewise.
19488 (*sse4_1_extendv2siv2di2): Likewise.
19489 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19490 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19491 (sse4_1_zero_extendv4qiv4si2): Likewise.
19492 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19493 (sse4_1_zero_extendv2qiv2di2): Likewise.
19494 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19495 (sse4_1_zero_extendv4hiv4si2): Likewise.
19496 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19497 (sse4_1_zero_extendv2hiv2di2): Likewise.
19498 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19499 (sse4_1_zero_extendv2siv2di2): Likewise.
19500 (*sse4_1_zero_extendv2siv2di2): Likewise.
19501 (sse4_1_roundpd): Likewise.
19502 (sse4_1_roundps): Likewise.
19503 (sse4_1_roundsd): Likewise.
19504 (sse4_1_roundss): Likewise.
19505 (mulv4si3): Don't expand for SSE4.1.
19506 (smax<mode>3): Likewise.
19507 (umaxv4si3): Likewise.
19508 (uminv16qi3): Likewise.
19509 (umin<mode>3): Likewise.
19510 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19512 * doc/extend.texi: Document SSE4.1 built-in functions.
19514 * doc/invoke.texi: Document -msse4.1.
19516 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19518 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19519 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19520 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19521 (ASM_SPEC): Add asm_pcrel_spec.
19522 (EXTRA_SPECS): Add asm_pcrel_spec.
19524 2007-05-21 David Daney <ddaney@avtrex.com>
19526 * doc/install.texi (Building a cross compiler): Add requirements
19527 for Java cross compiler.
19529 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19531 PR middle-end/31995
19532 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19533 Add loopno argument. Use evolution_function_is_invariant_rec_p
19534 instead of evolution_function_is_constant_p.
19535 Update calls to evolution_function_is_affine_multivariate_p.
19536 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19537 Add loopno argument.
19538 * tree-scalar-evolution.c (gather_chrec_stats): Call
19539 evolution_function_is_affine_multivariate_p with a loop
19541 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19542 (analyze_overlapping_iterations): Likewise.
19543 (access_functions_are_affine_or_constant_p): Likewise.
19544 (build_classic_dist_vector_1): If the access functions
19545 are equal, don't do anything.
19547 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19548 Paolo Carlini <pcarlini@suse.de>
19549 Uros Bizjak <ubizjak@gmail.com>
19551 * c-cppbuiltin.c (c_cpp_builtins): Define
19552 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19553 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19554 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19555 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19557 2007-05-21 Mike Stump <mrs@apple.com>
19559 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19561 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19563 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19565 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19566 implementation if __OPTIMIZE__ is not defined.
19567 (_mm_alignr_pi8): Ditto.
19568 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19569 (_mm_inserti_si64): Ditto.
19570 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19571 (_mm_slli_epi16): Ditto.
19572 (_mm_slli_epi32): Ditto.
19573 (_mm_slli_epi64): Ditto.
19574 (_mm_srai_epi16): Ditto.
19575 (_mm_srai_epi32): Ditto.
19576 (_mm_srli_si128): Ditto.
19577 (_mm_slli_si128): Ditto.
19578 (_mm_srli_epi16): Ditto.
19579 (_mm_srli_epi32): Ditto.
19580 (_mm_srli_epi64): Ditto.
19581 (_mm_extract_epi16): Ditto.
19582 (_mm_insert_epi16): Ditto.
19583 (_mm_shufflehi_epi16): Ditto.
19584 (_mm_shufflelo_epi16): Ditto.
19585 (_mm_shuffle_epi32): Ditto.
19586 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19587 (_m_pextrw): Ditto.
19588 (_mm_insert_pi16): Ditto.
19589 (_m_pinsrw): Ditto.
19590 (_mm_shuffle_pi16): Ditto.
19591 (_m_pshufw): Ditto.
19592 (_mm_shufle_ps): Ditto.
19593 (_mm_prefetch): Ditto.
19595 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19597 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19598 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19599 * real.c (encode_i370_single, decode_i370_single,
19600 encode_i370_double, decode_i370_double): Functions removed.
19601 (i370_single_format, i370_double_format): Initializations removed.
19602 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19603 Consider the log2_b field to always be one.
19604 (ieee_single_format, mips_single_format, coldfire_single_format,
19605 ieee_double_format, mips_double_format, coldfire_double_format,
19606 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19607 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19608 ibm_extended_format, mips_extended_format, ieee_quad_format,
19609 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19610 decimal_single_format, decimal_double_format, decimal_quad_format,
19611 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19612 initialization of log2_b.
19613 * real.h (i370_single_format, i370_double_format): Declarations
19615 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19616 field to always be one.
19618 2007-05-21 Andreas Schwab <schwab@suse.de>
19620 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19621 NOTE_INSN_BASIC_BLOCK_P.
19622 (process_for_unwind_directive): Likewise.
19624 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19626 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19627 * function.h (struct function): Move va_list_gpr_size,
19628 va_list_fpr_size, function_frequency to front of bitfields. Add
19630 (current_function_calls_unwind_init): New.
19631 * except.c (expand_builtin_unwind_init): Set
19632 current_function_calls_unwind_init not
19633 current_function_has_nonlocal_label.
19634 * reload1.c (has_nonexceptional_receiver): New.
19635 (reload): Use it and current_function_calls_unwind_init to
19636 determine whether call-saved regs must be saved.
19638 2007-05-20 Jan Hubicka <jh@suse.cz>
19640 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19641 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19642 * ddg.c (create_ddg): LIkewise.
19643 * final.c (final): Remove hunk moving line number notes around since
19644 they are no longer present at this stage.
19645 (final_scan_insn): Use NOTE_KIND instead of
19646 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19647 (output_asm_label): Likewise.
19648 * reorg.c (dbr_schedule): Likewise.
19649 * haifa-sched.c (unlink_other_notes): Likewise.
19650 * mode-switching.c (optimize_mode_switching): Likewise.
19651 * graph.c (start_bb): Likewise.
19652 * rtl.def (NOTE): Update description.
19653 * jump.c (squeeze_notes): Delete.
19654 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19655 NOTE_INSN_BASIC_BLOCK_P when possible.
19656 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19657 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19658 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19659 (dwarf2out_var_location): Likewise.
19660 * cfgbuild.c (make_edges): Likewise.
19661 (find_basic_blocks_1): Likewise.
19662 * function.c (reorder_blocks_1): Likewise.
19663 (epilogue_done): Likewise.
19664 (reposition_prologue_and_epilogue_notes): Likewise.
19665 * print-rtl.c (print_rtx): Likewise; drop code for printing
19667 (print_rtl): Likewise.
19668 (print_rtl_single): Likewise.
19669 * gcse.c (insert_insn_start_bb): Likewise.
19670 * alias.c (init_alias_analysis): Likewise.
19671 * calls.c (fixup_tail_calls): Likewise.
19672 * except.c (sjlj_emit_function_enter): Likewise.
19673 * emit-rtl.c (add_insn_after): Likeiwse.
19674 (emit_label_before): Likewise.
19675 (emit_label_after): Likewise.
19676 (emit_note_before, emit_note_after, emit_note): Update
19677 parameter to be enum insn_note; do not deal with source
19679 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19680 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19682 (merge_blocks_move_successor_nojumps): Simplify now when
19683 we don't have BLOCK notes.
19684 (try_optimize_cfg): Likewise.
19685 * cfglayout.c (skip_insns_after_block): Likewise.
19686 (record_effective_endpoints): Likewise.
19687 (duplicate_insn_chain): Likewise.
19688 * varasm.c (output_constant_pool_1): Likewise.
19689 * sched-deps.c (sched_analyze): Likewise.
19690 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19692 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19693 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19694 (SET_INSN_DELETED): Simplify.
19695 (NOTE_LINE_NUMBER): Exterminate.
19696 (NOTE_LINE_KIND): New.
19697 (NOTE_INSN_BASIC_BLOCK_P): Update.
19698 (enum insn_note): Simplify.
19699 (GET_NOTE_INSN_NAME) Simplify.
19700 (emit_note_before, emit_note_after, emit_note): Update prototype.
19701 (squeeze_notes): Remove.
19702 * sched-int.h (NOTE_NOT_BB_P): Update.
19703 * resource.c (mark_target_live_regs): Update.
19704 * sched-rgn.c (debug_dependencies): Update.
19705 * sched-vis.c (print_insn): Update.
19706 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19707 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19708 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19709 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19710 (split_branches): Update.
19711 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19713 (sh_adjust_unroll_max): Exterminate.
19714 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19715 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19716 (m68hc11_reorg): Likewise.
19717 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19718 (emit_predicate_relation_info): Update.
19719 (process_for_unwind_directive): Update.
19720 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19721 (output_call): Update.
19722 * config/pa/pa.c (output_lbranch): Update.
19723 (output_millicode_call): Update.
19724 (output_call): Update.
19725 (pa_combine_instructions): Update.
19726 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19727 * config/bfin/bfin.c (gen_one_bundle): Update.
19728 * cfgrtl.c (can_delete_note_p): Update.
19729 (delete_insn): Update.
19730 (rtl_merge_blocks): Update.
19731 (commit_one_edge_insertion): Update.
19732 (rtl_verify_flow_info): Update.
19733 * stmt.c (expand_case): Do not call squeeze_notes.
19735 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19742 * c.opt (Wtype-limits): New.
19743 * doc/invoke.texi (Wtype-limits): Document it.
19744 (Wextra): Enabled by -Wextra.
19745 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19746 * c-common.c (shorten_compare): Warn with Wtype-limits.
19748 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19750 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19751 inlined function, not as a macro.
19752 (_mm_alignr_pi8): Ditto.
19753 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19754 (_mm_inserti_si64): Ditto.
19755 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19756 (_mm_extract_epi16): Ditto.
19757 (_mm_insert_epi16): Ditto.
19758 (_mm_shufflehi_epi16): Ditto.
19759 (_mm_shufflelo_epi16): Ditto.
19760 (_mm_shuffle_epi32): Ditto.
19761 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19762 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19764 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19766 (_m_to_float): Use C89 compatible assignment.
19768 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19771 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19773 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19776 * doc/invoke.texi (Wreturn-type): Complete description.
19777 (Wextra): Delete item about return-type warning.
19778 * c-decl.c: Delete redundant Wextra warning.
19780 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19783 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19784 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19785 inlined function, not as a macro.
19786 (_mm_prefetch): Ditto.
19787 (_m_pextrw): Ditto.
19788 (_mm_insert_pi16): Ditto.
19789 (_m_pinsrw): Ditto.
19790 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19791 (_m_pshufw): Ditto. Add const to __N argument.
19792 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19793 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19794 (_mm_slli_epi32): Ditto.
19795 (_mm_srli_si128): Implement as always inlined function, not as a
19796 macro. Add __inline to function declaration.
19797 (_mm_slli_si128): Ditto.
19799 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19801 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19802 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19804 (struct fenv): New structure.
19805 (FP_HANDLE_EXCEPTIONS): New define.
19806 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19807 (_FP_DECL_EXP): New define.
19808 (FP_INIT_ROUNDMODE): New define.
19809 (FP_ROUNDMODE): New define.
19811 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19813 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19814 (Wconversion): Update description.
19815 (Wconversion-sign): New.
19816 * c.opt (Wconversion-sign): New.
19817 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19818 means disabled for C++. Otherwise, take the status of Wconversion.
19819 * c-common.c (conversion_warning): Warn with either Wconversion or
19821 (warnings_for_convert_and_check): Conditions are already checked by
19822 conversion_warning.
19823 (convert_and_check): Don't check warnings if the conversion failed.
19825 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19826 Anatoly Sokolov <aesok@dol.ru>
19828 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19829 avr_epilogue_uses) : Add declaration.
19830 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19831 * config/avr/constraints.md (R): New constraint.
19832 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19833 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19834 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19835 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19836 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19837 call_prologue_saves, epilogue_restores, return_from_epilogue,
19838 return_from_main_epilogue, return_from_interrupt_epilogue,
19839 return_from_naked_epilogue, prologue, epilogue): New patterns.
19840 (jump): Handle symbol reference.
19841 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19842 avr_output_function_prologue, avr_output_function_epilogue): Remove
19844 (avr_init_machine_status, expand_prologue, expand_epilogue,
19845 avr_asm_function_end_prologue, avr_epilogue_uses,
19846 avr_asm_function_begin_epilogue): New functions.
19847 (prologue_size, epilogue_size, jump_tables_size): Remove global
19849 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19850 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19851 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19852 (avr_override_options): Initialise init_machine_status.
19853 (output_movhi): Handle all stack pointer loads.
19854 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19855 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19856 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19857 (EPILOGUE_USES) Redefine.
19858 (machine_function) Declare.
19860 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19862 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19863 Use a single return statement.
19865 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19867 PR middle-end/30250
19868 * builtins.c (do_mpfr_lgamma_r): New.
19869 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19870 * tree.h (CASE_FLT_FN_REENT): New.
19872 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19874 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19875 (output_die): Use 'unsigned long' with %x.
19876 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19877 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19878 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19880 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19882 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19887 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19888 true if function has no argument.
19890 2007-05-18 DJ Delorie <dj@redhat.com>
19892 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19893 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19895 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19897 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19898 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19899 count_trailing_zeros.
19900 (__i386__): Implement count_leading_zeros using __builtin_clz().
19901 Implement count_trailing_zeros usign __builtin_ctz().
19903 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19905 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19907 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19909 PR middle-end/31344
19910 * expr.c (emit_move_change_mode): Change mode of push operands here.
19912 2007-05-17 Ian Lance Taylor <iant@google.com>
19914 PR tree-optimization/31953
19915 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19916 Change all callers.
19917 (set_value_range_to_null): Call set_value_range_to_value.
19918 (extract_range_from_comparison): Likewise.
19920 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19922 * toplev.c (print_version): Output GMP/MPFR version info.
19924 * builtins.c (CASE_MATHFN_REENT): New macro.
19925 (mathfn_built_in): Use it.
19926 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19927 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19928 BUILT_IN_LGAMMAL_R): New.
19929 * doc/extend.texi: Document new builtins.
19931 PR middle-end/31796
19932 * builtins.c (do_mpfr_remquo): New.
19933 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19934 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19936 PR middle-end/30251
19937 * builtins.c (fold_builtin_1): Handle y0, y1.
19938 (fold_builtin_2): Handle yn.
19940 PR middle-end/30251
19941 * builtins.c (do_mpfr_bessel_n): New.
19942 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19943 (fold_builtin_2): Handle BUILT_IN_JN.
19945 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19948 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19949 TYPE_PRECISION (intmax_type_node).
19951 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19954 * reload.c (subst_reloads): Remove checking.
19956 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19958 PR rtl-optimization/31691
19959 * combine.c (simplify_set): Build a new src pattern instead of
19960 substituting its operands in the COMPARE case.
19962 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19964 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19965 (execute_vrp): Preserve loops through jump threading.
19966 * tree-ssa-threadupdate.c (thread_single_edge,
19967 dbds_continue_enumeration_p, determine_bb_domination_status,
19968 thread_through_loop_header): New functions.
19969 (create_edge_and_update_destination_phis,
19970 create_edge_and_update_destination_phis): Set loops for the new blocks.
19971 (prune_undesirable_thread_requests): Removed.
19972 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19974 (thread_block): Do not call prune_undesirable_thread_requests.
19976 (mark_threaded_blocks): Select edges to thread here.
19977 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19978 Thread edges through loop headers independently.
19979 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19980 * tree-pass.h (TODO_mark_first_instance): New.
19981 (first_pass_instance): Declare.
19982 * cfghooks.c (duplicate_block): Put the block to the original loop
19983 if copy is not specified.
19984 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19985 jump threading. Pass may_peel_loop_headers to
19986 thread_through_all_blocks according to first_pass_instance.
19987 * cfgloop.h (create_preheader): Declare.
19988 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19989 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19990 * passes.c (first_pass_instance): New variable.
19991 (next_pass_1): Set TODO_mark_first_instance.
19992 (execute_todo): Set first_pass_instance.
19994 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19996 PR tree-optimization/24659
19997 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19998 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19999 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20000 OTI_vec_pack_ufix_trunc.
20001 (vec_unpacks_float_hi_optab): Define new macro.
20002 (vec_unpacks_float_lo_optab): Ditto.
20003 (vec_unpacku_float_hi_optab): Ditto.
20004 (vec_unpacku_float_lo_optab): Ditto.
20005 (vec_pack_sfix_trunc_optab): Ditto.
20006 (vec_pack_ufix_trunc_optab): Ditto.
20007 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20008 and vec_pack_[s|u]fix_trunc_optab using
20009 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20010 * tree-vectorizer.c (supportable_widening_operation): Handle
20011 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20012 (supportable_narrowing_operation): New function.
20013 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20014 * tree-vect-transform.c (vectorizable_conversion): Handle
20015 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20016 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20017 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20018 to check for target support.
20019 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20020 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20021 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20022 for VEC_PACK_FIX_TRUNC_EXPR.
20023 (expand_binop): Special case mode of the result for
20024 vec_pack_[u|s]fix_trunc_optab.
20025 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20026 vec_pack_[u|s]fix_trunc_optab.
20028 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20029 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20030 * tree-pretty-print.c (dump_generic_node): Handle
20031 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20032 VEC_PACK_FIX_TRUNC_EXPR.
20034 * expr.c (expand_expr_real_1): Ditto.
20035 * tree-inline.c (estimate_num_insns_1): Ditto.
20036 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20038 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20039 (vec_unpacks_float_lo_v8hi): Ditto.
20040 (vec_unpacku_float_hi_v8hi): Ditto.
20041 (vec_unpacku_float_lo_v8hi): Ditto.
20042 (vec_unpacks_float_hi_v4si): Ditto.
20043 (vec_unpacks_float_lo_v4si): Ditto.
20044 (vec_pack_sfix_trunc_v2df): Ditto.
20046 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20048 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20049 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20050 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20051 [vec_pack_ufix_trunc]: Ditto.
20052 [vec_unpacks_float_hi]: Ditto.
20053 [vec_unpacks_float_lo]: Ditto.
20054 [vec_unpacku_float_hi]: Ditto.
20055 [vec_unpacku_float_lo]: Ditto.
20057 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20059 * soft-fp/README: Update for new files.
20060 * soft-fp/floattisf.c: New file.
20061 * soft-fp/floattidf.c: New file.
20062 * soft-fp/floattitf.c: New file.
20063 * soft-fp/floatuntisf.c: New file.
20064 * soft-fp/floatuntidf.c: New file.
20065 * soft-fp/floatuntitf.c: New file.
20066 * soft-fp/fixsfti.c: New file.
20067 * soft-fp/fixdfti.c: New file.
20068 * soft-fp/fixtfti.c: New file.
20069 * soft-fp/fixunssfti.c: New file.
20070 * soft-fp/fixunsdfti.c: New file.
20071 * soft-fp/fixunstfti.c: New file.
20072 * soft-fp/extendxftf.c: New file.
20073 * soft-fp/trunctfxf.c: New file.
20075 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20076 (__trunctfxf2): Ditto.
20078 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20079 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20080 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20081 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20082 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20083 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20085 * config/i386/t-fprules-softfp64: New file.
20086 * config/i386/sfp-machine.h: New file.
20087 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20088 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20089 and soft-fp/t-softfp to tmake_file.
20090 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20091 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20093 * config/i386/t-linux64 (softfp_wrap_start): New.
20094 (softfp_wrap_end): New.
20095 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20096 supported for TARGET_64BIT.
20098 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20100 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20101 c_common_unsigned_type behavior.
20103 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20105 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20108 2007-05-16 Eric Christopher <echristo@apple.com>
20110 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20111 saving after stack push. Set sp_offset whenever we push.
20112 (rs6000_emit_epilogue): Move altivec register restore before
20115 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20117 * configure.ac: Allow sysroots to be relocated under $prefix as
20118 well as $exec_prefix.
20119 * configure: Regenerate.
20121 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20125 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20127 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20128 (gcc_tooldir): Likewise.
20129 * configure: Regenerate.
20130 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20131 old configure.ac gcc_tooldir setting.
20132 (prefix_to_exec_prefix): New variable.
20133 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20134 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20136 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20138 * c-typeck.c (build_binary_op): Return early for error.
20140 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20142 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20143 struct nb_iter_bound.
20144 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20145 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20146 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20147 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20148 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20149 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20150 (del_scev_info): Use ggc_free.
20151 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20152 * loop-init.c: Include ggc.h.
20153 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20154 (loop_optimizer_finalize): Use ggc_free.
20155 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20156 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20157 pass_iv_optimize): Add TODO_ggc_collect.
20158 * function.h (struct function): Remove skip marker from
20160 * cfgloop.c: Include ggc.h.
20161 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20163 (establish_preds): Vector superloops is gc allocated.
20164 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20166 (flow_loops_find): Vector larray is gc allocated.
20167 (loop_exit_free): Use ggc_free.
20168 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20169 that head of exits list is now not a part of struct loop.
20170 (record_loop_exits): Allocate exits table in gc memory.
20171 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20172 that head of exits list is now not a part of struct loop.
20173 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20174 struct loop_exit): Add GTY marker.
20175 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20176 Add skip marker to aux field. Make head of exits list a separate
20178 (struct loops): Add GTY marker. Make larray vector gc allocated.
20179 Add param marker to exits table.
20180 (get_loops): Type changed.
20181 * Makefile.in (tree-scalar-evolution.o): Add
20182 gt-tree-scalar-evolution.h dependency.
20183 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20184 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20185 * basic-block.h (struct basic_block_def): Remove skip marker from
20188 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20190 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20191 of 0 in the call to expand_expr().
20192 (expand_builtin_mathfn_3): Ditto.
20193 (expand_builtin_interclass_mathfn): Ditto.
20194 (expand_builtin_cexpi): Ditto.
20195 (expand_builtin_int_roundingfn): Ditto.
20196 (expand_builtin_int_roundingfn_2): Ditto.
20197 (expand_builtin_pow): Ditto.
20198 (expand_builtin_powi): Ditto.
20199 (expand_builtin_bswap): Ditto.
20200 (expand_builtin_unop): Ditto.
20201 (expand_builtin_fabs): Ditto.
20202 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20203 the call to expand_expr().
20204 (expand_builtin_sync_operation): Ditto.
20205 (expand_builtin_compare_and_swap): Ditto.
20206 (expand_builtin_lock_test_and_set): Ditto.
20207 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20208 instead of 0 in the call to expand_expr().
20209 (expand_builtin_extract_return_addr): Ditto.
20210 (expand_builtin_eh_return): Ditto.
20211 (expand_eh_return): Ditto.
20212 * explow.c (expr_size): Ditto.
20213 * expr.c (optimize_bitfield_assignment_op): Ditto.
20214 (expand_assignement): Ditto.
20215 (store_expr): Ditto.
20216 (store_field): Ditto.
20217 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20218 the call to expand_expr().
20219 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20220 in the call to expand_expr().
20221 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20222 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20223 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20225 * optabs.c (expand_vec_shift_expr): Ditto.
20226 (expand_vec_cond_expr): Ditto.
20227 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20228 call to expand_expr().
20229 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20230 in the call to expand_expr().
20232 2007-05-14 Dave Korn <dave.korn@artimi.com>
20234 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20236 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20238 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20239 instead of c_common_unsigned_type.
20240 (c_common_unsigned_type): Remove.
20241 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20242 c_common_unsigned_type.
20243 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20244 c_common_unsigned_type.
20245 * c-common.h (c_common_unsigned_type): Remove.
20246 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20247 c_common_unsigned_type.
20248 * c-format.c (check_format_types): Use unsigned_type_for instead of
20249 c_common_unsigned_type.
20250 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20251 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20252 of c_common_unsigned_type.
20253 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20254 lang_hooks.types.unsigned_type.
20255 * expmed.c (make_tree): Use unsigned_type_for instead of
20256 lang_hooks.types.unsigned_type.
20257 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20258 lang_hooks.types.unsigned_type.
20259 (build_range_check): Likewise.
20260 (fold_unary): Likewise.
20261 (fold_binary): Likewise.
20262 (fold_ternary): Likewise.
20263 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20264 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20265 * tree.c (get_unsigned_type): New.
20266 (unsigned_type_for): Use get_unsigned_type instead of
20267 lang_hooks.types.unsigned_type.
20269 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20271 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20272 to m68k_get_function_kind. Update its prototype.
20273 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20275 (m68k_interrupt_function_p): Return enum m68k_function_type
20276 instead of bool. Rename to m68k_get_function_kind.
20277 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20278 target is not fido.
20279 (m68k_compute_frame_layout): Don't mark any register for save
20280 if an interrupt_thread attribute is specified.
20281 (m68k_hard_regno_rename_ok): Update a use of
20282 m68k_interrupt_function_p.
20283 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20284 m68k_interrupt_function_p.
20285 (m68k_function_type): New.
20286 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20287 for a function with an interrupt_thread attribute.
20288 * doc/extend.texi: Document the interrupt_thread attribute.
20290 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20292 Fix PR tree-optimization/31911
20293 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20294 if they didn't change the expression.
20296 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20298 * tree-scalar-evolution.c (resolve_mixers): Exported.
20299 * tree-scalar-evolution.h (resolve_mixers): Declare.
20300 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20301 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20302 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20303 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20304 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20305 strip_conversion, analyze_offset_expr, address_analysis,
20306 object_analysis, analyze_offset): Removed.
20307 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20308 split_constant_offset, canonicalize_base_object_address,
20309 object_address_invariant_in_loop_p, disjoint_objects_p,
20310 dr_may_alias_p, dr_address_invariant_p): New functions.
20311 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20312 and dr_analyze_alias.
20313 (initialize_data_dependence_relation): Use dr_may_alias_p
20314 and object_address_invariant_in_loop_p.
20315 (compute_self_dependence): Handle the case when
20316 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20317 (find_data_references_in_stmt): Restrict the analysis of data
20318 references to the given loop nest.
20319 (find_data_references_in_loop): Made static. Pass loop nest to
20320 find_data_references_in_stmt.
20321 (compute_data_dependences_for_loop): Use DR_VOPS.
20322 (free_data_ref): Free DR_VOPS.
20323 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20324 (struct innermost_loop_behavior): ... new.
20325 (struct base_object_info): Replaced by ...
20326 (struct indices): ... new.
20327 (struct dr_alias): New.
20328 (enum data_ref_type): Removed.
20329 (struct data_reference): Consist of struct innermost_loop_behavior,
20330 struct indices and struct dr_alias.
20331 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20332 (DR_MEMTAG): Renamed to ...
20333 (DR_SYMBOL_TAG): ... this.
20334 (find_data_references_in_loop): Declaration removed.
20335 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20336 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20337 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20338 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20340 2007-05-13 Revital Eres <eres@il.ibm.com>
20342 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20343 which walks virtual def-use chains to find redundant stores.
20344 (dse_optimize_stmt): Call it.
20346 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20348 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20349 * passes.c (init_optimization_passes): Move pass_jump_bypass
20352 * basic-block.h (bb_has_eh_pred): Fix style issue.
20354 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20356 PR rtl-optimization/31848
20357 * loop-invariant.c (move_invariant_reg): If we move an insn
20358 with a REG_EQUAL note, and that insn is not always executed,
20359 remove the REG_EQUAL note.
20361 2007-05-12 Richard Guenther <rguenther@suse.de>
20363 PR tree-optimization/31797
20364 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20365 propagate into a stmt that has volatile ops.
20367 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20369 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20370 (gcc_tooldir): Likewise.
20371 * configure: Regenerate.
20372 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20373 old configure.ac gcc_tooldir setting.
20374 (prefix_to_exec_prefix): New variable.
20375 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20376 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20378 2007-05-11 Silvius Rus <rus@google.com>
20380 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20381 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20382 * c-common.h (strict_aliasing_warning): Change return type.
20383 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20384 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20385 (build_c_cast): Condition call to strict_aliasing_warning.
20386 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20387 * flags.h (set_Wstrict_aliasing): Declare.
20388 * opts.c (set_Wstrict_alising): Define, add call to.
20389 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20390 * tree-ssa-alias-warnings.c: New file.
20391 * tree-ssa-alias.c (compute_may_aliases): Add call to
20392 strict_aliasing_warning_backend.
20394 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20396 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20397 Use loop_depth and loop_outer accessor functions.
20398 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20399 determine_invariantness_stmt, move_computations_stmt): Ditto.
20400 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20401 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20402 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20403 * tree-scalar-evolution.c (interpret_loop_phi,
20404 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20405 instantiate_parameters_1, scev_const_prop): Ditto.
20406 * cfghooks.c (make_forwarder_block): Ditto.
20407 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20408 * modulo-sched.c (loop_canon_p): Ditto.
20409 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20410 slpeel_can_duplicate_loop_p): Ditto.
20411 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20412 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20413 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20414 cancel_loop, verify_loop_structure): Ditto.
20415 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20416 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20417 superloops vector instead of "pred" array.
20418 (establish_preds): Take father loop as an argument. Initialize the
20420 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20421 Do not initialize loop->outer.
20422 (flow_loop_tree_node_remove): Truncate the superloops vector.
20423 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20424 "pred" merged to "superloops" vector.
20425 (loop_depth, loop_outer): New.
20426 (fel_init): Use loop_outer.
20428 2007-05-11 Jan Hubicka <jh@suse.cz>
20430 * cgraphunit.c: Include gt-cgraphunit.h
20431 (static_ctors, static_dtors): New static vars.
20432 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20433 based on implementation in c-common.c
20434 (cgraph_finalize_function): Call record_cdtor_fn.
20435 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20436 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20437 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20438 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20439 build_cdtor, c_build_cdtor_fns): Remove.
20440 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20441 c_build_cdtor_fns): Remove prototype.
20443 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20446 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20447 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20448 * builtins.c (fold_builtin_memchr): New.
20449 (expand_builtin_memchr): Call the latter.
20450 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20451 * doc/extend.texi ([Other built-in functions provided by GCC]):
20454 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20456 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20457 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20458 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20459 PFPO_OP1_TYPE_SHIFT): Constants added.
20460 (DFP_ALL): Mode macro defined.
20461 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20462 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20463 Insn definitions added.
20464 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20465 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20468 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20470 PR tree-optimization/31885
20471 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20472 NULL_TREE to be undetermined.
20473 (automatically_generated_chrec_p): Return false for NULL.
20475 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20477 * config/bfin/bfin.h (MOVE_RATIO): Define.
20479 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20481 * config.gcc (sparc-wrs-vxworks): New target.
20482 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20483 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20484 * config/sparc/sparc.h: Include vxworks-dummy.h.
20485 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20486 include LABEL_REFs too.
20487 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20488 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20490 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20492 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20493 (sparc_emit_call_insn): New function.
20494 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20495 functions when generating VxWorks PIC.
20496 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20497 (call, call_value): Use sparc_emit_call_insn instead of
20500 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20502 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20504 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20506 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20507 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20508 split_double instead of operand_subword.
20510 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20512 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20513 * config/bfin/bfin.c (bfin_local_alignment): New function.
20514 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20516 2007-05-08 Chao-ying Fu <fu@mips.com>
20518 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20519 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20520 (smsub_widen_optab, umsub_widen_optab): Define.
20521 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20523 * genopinit.c (optabs): Fill in smsub_widen_optab and
20525 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20526 and umsub_widen_optab to implement multiply-subtract sequences.
20527 * config/mips/mips.md (*msac<u>_di): Rename to...
20528 (<u>msubsidi4): ...this. Extend condition to include
20529 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20530 of operand 0 to "ka" and use the three-operand form of msub<u>
20532 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20535 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20537 PR rtl-optimization/28011
20538 * reload.c (push_reload): Set dont_share if IN appears in OUT
20539 also when IN is a PLUS rtx.
20540 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20543 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20545 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20546 call unshare_all_decls.
20547 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20548 (unshare_all_decls): Remove.
20550 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20553 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20556 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20557 Nigel Stephens <nigel@mips.com>
20559 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20560 Update comments and all uses.
20561 (MIN_FPRS_PER_FMT): Define.
20562 * config/mips/mips.c (function_arg): Fix to correctly handle
20563 the -mips32r2 -mfp64 -mabi=32 case.
20564 (override_options): Enable use of odd-numbered registers for
20565 SFmode values on MIPS32.
20566 (mips_save_reg_p): Save whole floating-point register pair if
20567 either half is used.
20568 (compute_frame_size): Fix comment.
20570 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20572 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20573 argument of type bool.
20574 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20575 argument. Safely select temporary P register according to it.
20576 (do_link): Change call site of add_to_reg accordingly.
20577 (do_unlink): Add epilogue_p as a fourth argument and pass it
20579 (expand_interrupt_handler_epilogue): Change call of do_unlink
20581 (bfin_expand_prologue): Add a third argument sibcall_p.
20582 * config/bfin/bfin.md (epilogue): Change call of
20583 bfin_expand_epilogue accordingly.
20584 (sibcall_epilogue): Likewise.
20585 (eh_return_internal): Likewise.
20587 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20588 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20589 * config/bfin/bfin.c (bfin_handle_option): Handle
20590 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20591 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20592 Support bf534, bf536 and bf561.
20593 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20595 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20598 * config/i386/i386.c (ix86_function_regparm): Process local
20599 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20601 2007-05-07 Mike Stump <mrs@apple.com>
20603 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20604 also checks for and while statements in C++.
20606 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20608 * gcc.c (at_file_supplied): New variable.
20609 (main): Set it if we expanded argv.
20610 (do_spec_1): Pass an @-file to the linker if we were called with
20611 an @-file argument and HAVE_GNU_LD.
20612 * collect2.c (at_file_supplied): New variable.
20613 (response_file): New variable.
20614 (collect_exit): Unlink response_file if necessary.
20615 (handler): Likewise.
20616 (do_wait): Likewise.
20617 (main): Set at_file_supplied if we expanded argv.
20618 (collect_execute): Pass an @-file to subprocesses if we were called
20619 with an @-file argument.
20620 * configure.ac: Add define for HAVE_GNU_LD.
20621 * configure: Regenerate.
20622 * config.in: Regenerate.
20624 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20626 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20627 operand to HI mode.
20632 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20634 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20635 (TARGET_ENCODE_SECTION_INFO): Re-define.
20636 (m32c_encode_section_info): New
20637 (function_vector_handler): New
20638 (current_function_special_page_vector): New
20639 (m32c_special_page_vector_p): New.
20640 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20642 * config/m32c/jump.md: Added instruction JSRS for functions
20643 with attribute "function_vector".
20644 * doc/extend.texi (function_vector): Added description
20645 for M16C, M32C targets.
20647 2007-05-07 DJ Delorie <dj@redhat.com>
20650 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20651 ashrpsi3, lshrpsi3): Update shift count constraint.
20653 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20654 Nathan Froyd <froydnj@codesourcery.com>
20657 * c-incpath.c (add_path): Strip trailing path separators.
20659 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20661 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20662 Free dominance info before purging EH edges.
20663 (eliminate_degenerate_phis): Likewise.
20664 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20666 2007-05-07 Jan Hubicka <jh@suse.cz>
20668 * gimplify.c (gimplify_expr): Do not crash when folding
20669 (void *)(int)&a + 4.
20671 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20674 * c-opts.c (lang_fortran): Make it non static.
20675 * c-common.h (lang_fortran): New prototype.
20676 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20677 -lang-fortran option was passed by the driver.
20679 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20681 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20682 of ASSERT_CHECKING. Tweak message.
20684 2007-05-06 Revital Eres <eres@il.ibm.com>
20687 * loop-unroll.c (insert_var_expansion_initialization):
20688 Initialize the expansions with -zero instead of +zero.
20690 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20692 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20693 into pic and non-pic versions. Mark r19 as used for
20694 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20695 for tgd_load, tld_load and tie_load .
20696 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20697 version of tgd_load, tld_load and tie_load depending on the
20700 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20701 Jakub Jelinek <jakub@redhat.com>
20703 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20704 (__do_global_dtors_aux): Use more paranoid loop to run
20705 destructors if HIDDEN_DTOR_LIST_END.
20706 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20708 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20710 * varasm.c (align_variable): Don't increase alignment for
20711 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20712 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20714 2007-05-04 Josh Conner <jconner@apple.com>
20716 * basic-block.h (cdi_direction): Assign values to all enumeration
20718 (dom_computed): Remove.
20719 (dom_info_state): New.
20720 (set_dom_info_availability): New.
20721 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20722 walk_data.dom_direction.
20723 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20724 instead of dom_computed[].
20725 (split_edge): Likewise.
20726 (create_basic_block): Likewise.
20727 (merge_blocks): Likewise.
20728 * ifcvt.c (find_if_header): Likewise.
20729 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20730 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20731 * tree-ssa.c (verify_ssa): Likewise.
20732 * tree-cfg.c (tree_verify_flow_info): Likewise.
20733 (remove_edge_and_dominated_blocks): Likewise.
20734 * dominance.c (dom_computed): Make static.
20735 (calc_dfs_tree_nonrec): Change third param to a bool.
20736 (calc_dfs_tree): Change second param to a bool.
20737 (calc_idioms): Change second param to a bool. Use
20738 dom_convert_dir_to_idx.
20739 (init_dom_info): Validate dir before using.
20740 (dom_convert_dir_to_idx): New.
20741 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20742 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20743 (free_dominance_info): Use dom_convert_dir_to_idx.
20744 (get_immediate_dominator): Likewise.
20745 (set_immediate_dominator): Likewise.
20746 (get_dominated_by): Likewise.
20747 (redirect_immediate_dominators): Likewise.
20748 (nearest_common_denominator): Likewise.
20749 (dominated_by_p): Likewise.
20750 (bb_dom_dfs_in): Likewise.
20751 (bb_dom_dfs_out): Likewise.
20752 (recount_dominator): Likewise.
20753 (iterate_fix_dominators): Likewise.
20754 (add_to_dominance_info): Likewise.
20755 (delete_from_dominance_info): Likewise.
20756 (first_dom_son): Likewise.
20757 (next_dom_son): Likewise.
20758 (dom_info_available_p): Likewise.
20759 (dom_info_state): New.
20760 (set_dom_info_availability): New.
20762 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20764 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20766 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20768 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20770 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20771 (subdi3, subdi_carry): Delete.
20773 2007-05-04 Jan Hubicka <jh@suse.cz>
20774 Richard Guenther <rguenther@suse.de>
20776 * opts.c (decode_options): Do not fiddle with inlining
20777 parameters in case of optimizing for size.
20778 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20779 for size do nothing.
20780 (cgraph_decide_inlining_of_small_function): When optimizing for
20781 size never inline functions increasing caller size.
20782 (cgraph_early_inlining): Inline for size when optimizing for size.
20784 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20786 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20787 logical operations piecewise.
20788 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20789 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20790 subdi_sesidi_di): Delete.
20791 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20792 the generated sequence. Allow three-reg add in constraints. Rewrite
20793 the rtl expression for carry to avoid zero_extend of a constant.
20794 (sub_with_carry): New pattern.
20795 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20796 different sequence not involving jumps.
20797 (notbi): Now a named pattern.
20799 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20801 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20802 Add the note about a significant loss of accuracy of some
20803 mathematical routines when these options are used.
20805 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20807 * haifa-sched.c (rtx_vec_t): New typedef.
20808 (contributes_to_priority_p): Extract piece of priority () into new
20810 (priority): Use the function. Add assertion.
20811 (rank_for_schedule, set_priorities): Add assertion to check that
20812 insn's priority is initialized.
20813 (clear_priorities, calc_priorities): Change signature. Make it update
20814 all relevant insns. Update all callers ('add_to_speculative_block ()'
20815 and 'create_block_check_twin ()').
20816 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20817 Add new field 'priority_status'.
20818 (INSN_PRIORITY_STATUS): New macro.
20819 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20821 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20823 * sched-ebb.c (debug_ebb_dependencies): New static function.
20824 (init_ready_list): Use it.
20826 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20827 with changed signature and 'debug_rgn_dependencies ()'.
20828 (debug_rgn_dependencies): New static function.
20829 (init_ready_list): Use it.
20831 * sched-int.h (debug_dependencies): Declare.
20833 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20835 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20837 2007-05-04 Dirk Mueller <dmueller@suse.de>
20839 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20841 2007-05-03 Jan Hubicka <jh@suse.cz>
20843 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20844 ((T1)X op (T1)Y), for pointer type in more cases than before.
20846 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20848 * tree-object-size.c (plus_expr_object_size): When operand size is
20849 unknown, return unknown.
20851 2007-05-03 Dirk Mueller <dmueller@suse.de>
20853 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20855 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20858 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20860 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20862 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20864 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20866 * config/soft-fp/double.h, config/soft-fp/extended.h,
20867 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20868 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20869 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20870 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20873 2007-05-03 Ian Lance Taylor <iant@google.com>
20875 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20876 MASK_PPC_GFXOPT for 8540 or 8548.
20878 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20880 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20881 vect_print_dump_info() to output debug information.
20883 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20886 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20887 operands of size 2 when operand is not MEM_P.
20889 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20891 PR tree-optimization/30565
20892 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20894 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20896 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20897 (umulsi3_highpart): Use them.
20898 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20899 for final accumulator to D regisster tranfser.
20901 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20903 PR tree-optimization/31699
20904 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20906 (vect_enhance_data_refs_alignment): Compute peel amount using
20907 TYPE_VECTOR_SUBPARTS instead of vf.
20908 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20910 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20913 * system.h: Remove inclusion of double-int.h
20914 * tree.h: Include double-int.h
20915 * gengtype.c: Likewise
20916 * cfgloop.h: Likewise
20917 * Makefile.in: Adjust dependencies on double-int.h
20919 2007-05-02 Eric Christopher <echristo@apple.com>
20921 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20922 -shared to -Zdynamiclib.
20924 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20927 * c-common.c (strip_pointer_or_array_types): New function.
20928 * c-common.h (strip_pointer_or_array_types): New function declaration.
20930 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20932 PR tree-optimization/31771
20933 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20935 2007-05-02 Paul Brook <paul@codesourcery.com>
20937 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20939 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20941 PR middle-end/29715
20942 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20945 2007-05-02 Nick Clifton <nickc@redhat.com>
20947 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20949 2007-05-02 Richard Guenther <rguenther@suse.de>
20951 PR tree-optimization/31146
20952 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20953 argument, single_use_p. If we have a single use that is
20954 a conversion to the definition rhs type, propagate that rhs.
20955 (forward_propagate_addr_expr): Pass single_use_p argument
20956 to forward_propagate_addr_expr_1.
20958 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20960 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20963 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20965 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20966 'AMD Family 10 core'.
20968 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20970 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20971 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20972 with SSE3 instruction set support.
20973 * doc/invoke.texi: Likewise.
20975 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20977 * config/i386/i386.c (override_options): Tuning 32-byte loop
20978 alignment for amdfam10 architecture. Increasing the max loop
20979 alignment to 24 bytes.
20981 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20983 * config/m68k/constraints.md: New.
20984 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20985 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20986 EXTRA_CONSTRAINT): Remove.
20987 * config/m68k/m68k.md: Include constraints.md.
20988 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20990 2007-05-01 Ian Lance Taylor <iant@google.com>
20992 PR tree-optimization/31739
20993 * tree-vrp.c (vrp_val_is_max): New static function.
20994 (vrp_val_is_min): New static function.
20995 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20997 (set_value_range): Use vrp_val_is_{max,min}.
20998 (extract_range_from_assert): Likewise.
20999 (extract_range_from_binary_expr): Likewise.
21000 (extract_range_from_unary_expr): Likewise.
21001 (dump_value_range, vrp_meet): Likewise.
21002 (vrp_visit_phi_node): Likewise.
21003 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21005 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21007 * config/i386/gmon-sol2.c (size_t): New type.
21008 (intptr_t): Likewise.
21009 (s_textsize): Declare as size_t.
21011 (monstartup): Use size_t for sizes.
21012 (_mcount): Save and restore registers.
21013 (internal_mcount): Pass 0 as the first argument to monstartup
21015 (moncontrol): Convert pointer to appropriately sized integer
21016 before passing to profil.
21018 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21020 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21021 __NO_FPRS__, not just if _SOFT_DOUBLE.
21022 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21023 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21024 also for E500 double.
21025 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21026 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21029 2007-05-01 Richard Guenther <rguenther@suse.de>
21031 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21034 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21036 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21038 2007-05-01 Jan Hubicka <jh@suse.cz>
21040 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21043 2007-05-01 Jan Hubicka <jh@suse.cz>
21045 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21046 (maybe_fold_offset_to_reference): Declare.
21047 * fold-const.c (fold_unary): Do not fold
21048 (type *)&A into &A->field_of_type_and_offset_0
21049 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21050 size is unknown, give up.
21051 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21053 (maybe_fold_offset_to_reference): New.
21054 (maybe_fold_stmt_indirect): Use it.
21055 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21056 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21058 (gimplify_expr): Likewise for plus_expr.
21060 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21062 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21063 bsi_after_labels. Always insert statements before bsi.
21064 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21065 * predict.c (apply_return_prediction): Check for empty blocks.
21066 * cfgexpand.c (lab_rtx_for_bb): New variable.
21067 (label_rtx_for_bb): Do not create new tree labels.
21068 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21069 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21070 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21072 (label_for_bb): Add field used.
21073 (update_eh_label, main_block_label): Mark the label used.
21074 (cleanup_dead_labels): Remove unused labels.
21076 2007-05-01 Richard Guenther <rguenther@suse.de>
21078 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21079 if it is not about to be set.
21080 (get_value_range): Do not pre-allocate equiv bitmap.
21081 (update_value_range): No need to clear equiv field.
21082 (add_equivalence): Change prototype to get bitmap pointer.
21083 Allocate bitmap here if it is not already.
21084 (extract_range_from_assert): Do not allocate bitmap here.
21085 Update callers to add_equivalence.
21086 (extract_range_from_ssa_name): Likewise.
21087 (get_vr_for_comparison): New static helper.
21088 (compare_name_with_value): Handle NULL equiv bitmap by
21089 peeling the first iteration of the comparison loop.
21090 Use get_vr_for_comparison.
21091 (compare_names): Handle NULL equiv bitmaps by using fake
21092 ones. Use get_vr_for_comparison.
21094 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21096 * double-int.c (mpz_set_double_int): Moved from
21097 tree-ssa-loop-niter.c.
21098 (mpz_get_double_int): Likewise; also, add option to wrap
21099 out-of-range integers.
21100 * double-int.h: New prototypes for above.
21101 * tree.c (get_static_type_bounds): Moved from
21102 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21103 TYPE_MAX_VALUE if they exist..
21104 * tree.h: New prototype for above.
21105 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21106 get_type_bounds calls.
21107 (mpz_set_double_int): Move to double-int.c.
21108 (get_type_bounds): Move to tree.c, rename to
21109 get_static_type_bounds.
21110 (mpz_to_double_int): Move to double-int.c, rename to
21111 mpz_get_double_int.
21113 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21115 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21116 DIV0 exception can fall through to a normal return.
21118 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21120 PR middle-end/22156
21121 Temporarily revert:
21122 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21123 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21124 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21125 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21126 initialize align to silence bogus warning.
21127 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21128 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21130 (struct sra_walk_fns): Remove use_all parameter from use.
21131 (sra_hash_tree): Handle BIT_FIELD_REFs.
21132 (sra_elt_hash): Don't hash bitfld blocks.
21133 (sra_elt_eq): Skip them in parent compares as well. Handle
21135 (sra_walk_expr): Don't maintain or pass down use_all_p.
21136 (scan_use): Remove use_all parameter.
21137 (scalarize_use): Likewise. Re-expand assignment to
21138 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21139 output, and re-scalarize after output. Don't mark anything
21141 (scalarize_ldst): Adjust.
21142 (scalarize_walk_gimple_modify_statement): Likewise.
21143 (build_element_name_1): Handle BIT_FIELD_REFs.
21144 (instantiate_element): Don't warn for any element whose parent
21145 is used as a whole.
21146 (instantiate_missing_elements_1): Return the sra_elt.
21147 (canon_type_for_field): New.
21148 (try_instantiate_multiple_fields): New.
21149 (instantiate_missing_elemnts): Use them.
21150 (mark_no_warning): Removed.
21151 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21152 (REPLDUP, sra_build_elt_assignment): New.
21153 (generate_copy_inout): Use them.
21154 (generate_element_copy): Likewise. Handle bitfld differences.
21155 (generate_element_zero): Don't recurse for blocks. Use
21156 sra_build_elt_assignment.
21157 (generate_one_element_int): Take elt instead of var. Use
21158 sra_build_elt_assignment.
21159 (generate_element_init_1): Adjust.
21160 (scalarize_use, scalarize_copy): Use REPLDUP.
21161 (scalarize_ldst): Move assert before dereference.
21162 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21164 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21167 * tree.c (reconstruct_complex_type): Reconstruct a reference
21169 Also use the same mode for the pointer as the old pointer type.
21171 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21173 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21176 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21178 PR rtl-optimization/31676
21179 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21180 (df_refs_record): Call it.
21182 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21184 * rtl.def (SS_ABS): New code.
21185 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21186 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21187 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21188 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21189 (bfin_init_builtins): Define them.
21190 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21191 (bfin_expand_builtin): ... and handle the others here.
21192 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21193 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21194 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21195 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21196 operand is only HImode.
21198 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21200 * regclass.c (scan_one_insn): Remove splitting of
21203 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21204 Nigel Stephens <nigel@mips.com>
21206 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21208 2007-04-28 Jan Hubicka <jh@suse.cz>
21210 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21211 insn_locators_alloc instead of insn_locators_initialize;
21212 call reset_block_changes.
21213 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21214 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21215 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21216 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21217 * config/score/score.c (th_output_mi_thunk): Likewise.
21218 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21219 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21220 tolerate uninitialized locator info.
21223 * function.c (init_function_start): Don't init line number info.
21224 (expand_function_end): Update.
21225 (reset_block_changes, record_block_change, finalize_block_changes,
21226 check_block_change, free_block_changes): Kill.
21227 * function.h (reset_block_changes, record_block_change,
21228 finalize_block_changes, check_block_change, free_block_changes):
21230 (struct function): Remove ib_boundaries_block.
21231 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21232 Use curr_insn_locator to initialize locator.
21233 (emit_line_note): Remove.
21234 * cfgexpand.c (expand_gimple_cond_expr): Update.
21235 (construct_exit_block): Likewise.
21236 (tree_expand_cfg): Initialize/finalize locators.
21237 * expr.c (expand_expr_real): Update.
21238 * cfglayout.c (line_locators_locs, line_locators_lines,
21239 file_locators_locs, file_locators_files): Remove.
21240 (set_block_levels): Move to cfgexpand.c.
21241 (insn_locators_initialize): Remove.
21242 (pass_insn_locators_initialize): Remove.
21243 (locations_locators_locs, locations_locators_vals): New static vars.
21244 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21246 (insn_locators_alloc, insn_locators_finalize,
21247 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21249 (locator_location): New.
21250 (locator_line, locator_file): Rewrite.
21251 * rtl.h (emit_line_note): Kill.
21252 (insn_locators_alloc, insn_locators_finalize,
21253 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21255 * tree-inline.c (initialize_cfun): Do not initialize
21256 ib_boundaries_block.
21257 * passes.c (pass_insn_locators_initialize): Remove.
21259 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21261 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21262 info. Update last_basic_block correctly.
21264 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21267 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21268 register itself to hold the offset constant. Tell flow the use
21269 of r4 and r5 when they are used.
21271 2007-04-27 Richard Guenther <rguenther@suse.de>
21273 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21274 if we simplified anything.
21275 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21276 warnings until we did a simplification and the stmt was not
21277 marked as TREE_NO_WARNING.
21279 2007-04-27 Mike Stump <mrs@apple.com>
21281 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21283 2007-04-27 Ian Lance Taylor <iant@google.com>
21285 PR middle-end/31710
21286 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21287 TYPE_MAX_VALUE exist, convert them to the new type.
21289 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21291 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21292 if it claims to be available.
21293 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21294 edge is redirected.
21295 (perform_tree_ssa_dce): Always free postdominators.
21297 2007-04-27 Richard Henderson <rth@redhat.com>
21299 * config/alpha/predicates.md (aligned_memory_operand): Mark
21300 as define_special_predicate.
21301 (unaligned_memory_operand, normal_memory_operand): Likewise.
21302 (reg_or_unaligned_mem_operand): Remove.
21303 (any_memory_operand): Match the documentation and check for
21304 non-renumbered pseudos during reload.
21305 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21306 alpha_secondary_reload_class, update to new interface, make static.
21307 Handle CQImode like HImode. Remove FP subreg check.
21308 (alpha_expand_mov): Use replace_equiv_address.
21309 (alpha_expand_mov_nobwx): Use any_memory_operand.
21310 (TARGET_SECONDARY_RELOAD): New.
21311 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21312 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21313 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21314 * config/alpha/alpha.md: ... here.
21315 (RELOAD12, reloadmode): New.
21317 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21318 Don't handle the aligned case here.
21319 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21320 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21321 reload_inhi_help. Don't expect a scratch register.
21322 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21324 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21326 2007-04-27 Richard Guenther <rguenther@suse.de>
21328 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21330 2007-04-27 Richard Guenther <rguenther@suse.de>
21332 PR tree-optimization/30965
21333 PR tree-optimization/30978
21334 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21335 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21336 (find_equivalent_equality_comparison): Likewise.
21337 (simplify_cond): Likewise.
21338 (get_prop_source_stmt): New helper.
21339 (get_prop_dest_stmt): Likewise.
21340 (can_propagate_from): Likewise.
21341 (remove_prop_source_from_use): Likewise.
21342 (combine_cond_expr_cond): Likewise.
21343 (forward_propagate_comparison): New function.
21344 (forward_propagate_into_cond): Rewrite to use fold for
21346 (tree_ssa_forward_propagate_single_use_vars): Call
21347 forward_propagate_comparison to propagate comparisons.
21349 2007-04-27 Richard Guenther <rguenther@suse.de>
21351 PR tree-optimization/31715
21352 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21353 sure to do computation on the offset in an appropriate
21356 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21358 * reload.h (elimination_target_reg_p): Declare.
21359 * reload.c (find_reloads): Don't apply the reg_rtx move
21360 optimization if the SET_DEST satisfies elimination_target_reg_p.
21361 * reload1.c (elimination_target_reg_p): New function.
21362 (gen_reload): In the move/add2 fallback, make sure that op0
21363 does not overlap the destination register.
21365 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21367 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21368 transform only GIMPLE_MODIFY_STMTs.
21369 * tree-complex.c (expand_complex_operations_1): Ditto.
21370 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21371 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21372 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21374 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21375 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21376 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21377 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21378 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21379 slpeel_add_loop_guard): Ditto.
21380 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21381 * lambda-code.c (perfect_nestify): Ditto.
21382 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21383 before the first statement.
21384 * tree-optimize.c (execute_free_datastructures): Fix comments.
21385 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21386 * tree-flow.h (disband_implicit_edges): Declaration removed.
21387 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21389 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21390 COND_EXPRs without gotos.
21391 (disband_implicit_edges, has_label_p): Removed.
21392 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21393 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21395 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21397 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21398 also for COND_EXPRs.
21399 * cfgexpand.c (label_rtx_for_bb): New function.
21400 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21401 Use label_rtx_for_bb to find the labels.
21402 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21403 last block. Detect fallthru edges.
21405 2007-04-26 Ian Lance Taylor <iant@google.com>
21408 * reload.c (find_reloads_subreg_address): If the address was valid
21409 in the original mode but not in the new mode, reload the whole
21412 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21414 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21415 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21416 (cleanup_control_expr_graph): Do not invalidate dominance info.
21417 Record altered blocks.
21418 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21419 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21420 cleanup_tree_cfg_bb): New functions.
21421 (remove_forwarder_block): Do not maintain the worklist of blocks.
21422 Record altered blocks.
21423 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21424 not over whole cfg.
21425 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21426 delete_unreachable_blocks if dominators are not available.
21427 * tree-inline.c (optimize_inline_calls): Free dominance information
21429 * tree-flow.h (remove_edge_and_dominated_blocks,
21430 cfgcleanup_altered_bbs): Altered.
21431 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21433 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21435 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21436 do not invalidate dominators.
21438 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21440 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21441 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21442 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21443 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21445 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21447 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21449 2007-04-26 Richard Guenther <rguenther@suse.de>
21451 PR tree-optimization/31703
21452 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21453 the right type for the target of the bittest.
21455 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21457 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21458 ix86_sol10_return_in_memory.
21460 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21462 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21465 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21468 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21470 PR tree-optimization/30558
21471 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21472 clear this_state.prev_try.
21474 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21475 Mark Mitchell <mark@codesourcery.com>
21477 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21478 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21479 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21481 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21484 * doc/invoke.texi (%:print-asm-header): Document.
21485 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21487 (static_spec_functions): Add print-asm-header.
21488 (main): Print a banner before the --target-help linker options.
21489 (print_asm_header_spec_function): New function.
21491 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21494 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21495 (movsf_ie): Likewise.
21497 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21499 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21501 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21503 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21504 exception for divide-by-zero.
21505 (__umodsi3, __modsi3): Likewise.
21507 2007-04-25 Dirk Mueller <dmueller@suse.de>
21509 * c-typeck.c (build_compound_expr): Annotate warning()
21510 call with OPT_Wunused_value.
21511 * tree-ssa.c (warn_uninit): Annotate warning with
21513 * c-common.c (handle_sentinel_attribute): Annotate warning
21514 call with OPT_Wattributes.
21516 2007-04-25 Thiemo Seufer <ths@mips.com>
21518 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21519 (mips16): Fix typo.
21520 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21521 on to the assembler. Improve handling of -mno-mips16. Add handling
21522 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21523 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21524 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21525 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21527 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21530 * config/i386/winnt.c (i386_pe_file_end): Strip only
21531 USER_LABEL_PREFIX when writing export name.
21533 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21535 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21536 sh/elf.h, vx-common.h and vxworks.h.
21537 * config/sh/sh.h: Include config/vxworks-dummy.h.
21538 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21539 (OVERRIDE_OPTIONS): Use it.
21540 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21541 (vxworks_picreg): New pattern.
21542 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21543 VXWORKS_OS_CPP_BUILTINS.
21544 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21545 to their VXWORKS_* equivalents.
21546 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21547 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21548 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21549 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21550 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21551 -mrtp/-fPIC multilibs.
21552 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21553 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21554 (MULTILIB_OSDIRNAMES): Delete.
21556 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21559 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21561 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21563 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21564 rounding mode to be specified by the caller.
21565 (real_to_mpfr) Likewise.
21566 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21567 include new arguments.
21568 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21570 2007-04-24 Ian Lance Taylor <iant@google.com>
21572 PR tree-optimization/31605
21573 * tree-vrp.c (set_value_range): Check that min and max are not
21574 both overflow infinities.
21575 (set_value_range_to_value): New static function.
21576 (extract_range_from_binary_expr): Call set_value_range_to_value.
21577 (extract_range_from_cond_expr): Likewise.
21578 (extract_range_from_expr): Likewise.
21579 (extract_range_from_unary_expr): Likewise. Don't create a range
21580 which overflows on both sides.
21581 (vrp_meet): Check for a useless range.
21582 (vrp_visit_phi_node): If we see a constant which looks like an
21583 overflow infinity, turn off the TREE_OVERFLOW flag.
21585 2007-04-24 Ian Lance Taylor <iant@google.com>
21587 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21589 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21591 PR diagnostic/25923
21592 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21593 diagnostic message is being built.
21594 * tree-pretty-print.c (dump_generic_node): Only write the
21595 formatted text into BUFFER's stream if we are not building a
21596 diagnostic message.
21597 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21599 * Makefile.in (toplev.o): Depend on tree-pass.h.
21601 2007-04-24 Ian Lance Taylor <iant@google.com>
21603 PR tree-optimization/31602
21604 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21605 conditionals in the copied loop header.
21606 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21607 warnings if TREE_NO_WARNING is set.
21608 * doc/invoke.texi (Warning Options): Clarify that
21609 -Wstrict-overflow does not warn about loops.
21611 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21613 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21614 expand on the comment about _Decimal128 arguments and check the
21615 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21616 that _Decimal128 argument uses even/odd register pair.
21617 (function_arg): Ditto.
21619 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21621 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21622 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21624 2007-04-24 Richard Guenther <rguenther@suse.de>
21625 Olga Golovanevsky <olga@il.ibm.com>
21627 * fold-const.c (multiple_of_p): Check for bottom
21630 2007-04-24 Richard Henderson <rth@redhat.com>
21632 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21633 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21634 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21635 looking for non-zero bits shifted out. Avoid a recursive call
21636 when constructing the scalar.
21637 (__floatundisf): Likewise.
21639 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21641 * dwarf2out.c (field_byte_offset): Move the existing logic
21642 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21643 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21645 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21648 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21649 length argument of 0 for memset.
21650 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21651 unsigned shift instead of the signed variant.
21653 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21655 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21656 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21657 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21658 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21659 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21660 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21661 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21662 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21663 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21664 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21665 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21666 "mul<mode>3", "div<mode>3"): Insn definitions added.
21667 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21668 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21669 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21670 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21671 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21672 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21673 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21674 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21675 TARGET_FLOAT_FORMAT): Macro definitions removed.
21676 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21677 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21678 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21679 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21680 (s390_gen_rtx_const_DI): Function removed.
21681 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21683 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21685 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21686 over an external ffs function.
21688 2007-04-24 Chao-ying Fu <fu@mips.com>
21689 Richard Sandiford <richard@nildram.co.uk>
21691 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21692 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21693 (smadd_widen_optab, umadd_widen_optab): Define.
21694 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21696 * genopinit.c (optabs): Fill in smadd_widen_optab and
21698 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21699 and umadd_widen_optab to implement multiply-add sequences.
21700 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21701 (<u>maddsidi4): ...this. Extend condition to include
21702 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21703 of operand 0 to "ka" and use the three-operand form of madd<u>
21705 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21707 * config/mips/constraints.md (ka): New register constraint.
21709 2007-04-24 Jan Hubicka <j@suse.cz>
21713 2007-04-23 Jan Hubicka <jh@suse.cz>
21714 * function.c (init_function_start): Don't init line number info.
21715 (expand_function_end): Update.
21716 (reset_block_changes, record_block_change, finalize_block_changes,
21717 check_block_change, free_block_changes): Kill.
21718 * function.h (reset_block_changes, record_block_change,
21719 finalize_block_changes, check_block_change, free_block_changes):
21721 (struct function): Remove ib_boundaries_block.
21722 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21723 Use curr_insn_locator to initialize locator.
21724 (emit_line_note): Remove.
21725 * cfgexpand.c (expand_gimple_cond_expr): Update.
21726 (construct_exit_block): Likewise.
21727 (tree_expand_cfg): Initialize/finalize locators.
21728 * expr.c (expand_expr_real): Update.
21729 * cfglayout.c (line_locators_locs, line_locators_lines,
21730 file_locators_locs, file_locators_files): Remove.
21731 (set_block_levels): Move to cfgexpand.c.
21732 (insn_locators_initialize): Remove.
21733 (pass_insn_locators_initialize): Remove.
21734 (locations_locators_locs, locations_locators_vals): New static vars.
21735 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21737 (insn_locators_alloc, insn_locators_finalize,
21738 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21740 (locator_location): New.
21741 (locator_line, locator_file): Rewrite.
21742 * rtl.h (emit_line_note): Kill.
21743 (insn_locators_alloc, insn_locators_finalize,
21744 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21746 * tree-inline.c (initialize_cfun): Do not initialize
21747 ib_boundaries_block.
21748 * passes.c (pass_insn_locators_initialize): Remove.
21750 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21752 * doc/invoke.texi: Removed leading '-' from option index entries.
21754 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21756 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21758 (create_phi_node): Use set_phi_nodes.
21759 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21760 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21761 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21762 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21763 (bsi_start, bsi_last): Use bb_stmt_list.
21764 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21765 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21766 Traverse the statements using tsi iterator.
21767 * basic-block.h (struct basic_block_def): Fields stmt_list
21768 and phi_nodes moved to ...
21769 (struct tree_bb_info): ... new structure.
21770 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21771 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21772 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21773 (tree_verify_flow_info): Verify that il.tree is not set for
21774 entry and exit block.
21775 (tree_split_block): Use set_bb_stmt_list.
21777 2007-04-23 Mike Stump <mrs@apple.com>
21779 * config/i386/i386.c (ix86_tune_features
21780 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21783 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21785 * config/i386/i386.md (prefix_extra): New attribute.
21786 (length): Add prefix_extra.
21788 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21789 (sse2_movntv2di): Likewise.
21790 (sse2_cvtps2dq): Likewise.
21791 (sse2_cvtpd2pi): Likewise.
21792 (sse2_cvttpd2pi): Likewise.
21793 (*sse2_cvtpd2ps): Likewise.
21794 (*add<mode>3): Likewise.
21795 (sse2_ssadd<mode>3): Likewise.
21796 (sse2_usadd<mode>3): Likewise.
21797 (*sub<mode>3): Likewise.
21798 (sse2_sssub<mode>3): Likewise.
21799 (sse2_ussub<mode>3): Likewise.
21800 (*mulv8hi3): Likewise.
21801 (*smulv8hi3_highpart): Likewise.
21802 (*umulv8hi3_highpart): Likewise.
21803 (sse2_umulv2siv2di3): Likewise.
21804 (sse2_pmaddwd): Likewise.
21805 (ashr<mode>3): Likewise.
21806 (lshr<mode>3): Likewise.
21807 (ashl<mode>3): Likewise.
21808 (sse2_ashlti3): Likewise.
21809 (sse2_lshrti3): Likewise.
21810 (*umaxv16qi3): Likewise.
21811 (*smaxv8hi3): Likewise.
21812 (*uminv16qi3): Likewise.
21813 (*sminv8hi3): Likewise.
21814 (sse2_eq<mode>3): Likewise.
21815 (sse2_gt<mode>3): Likewise.
21816 (*and<mode>3): Likewise.
21817 (sse2_nand<mode>3): Likewise.
21818 (*ior<mode>3): Likewise.
21819 (*xor<mode>3): Likewise.
21820 (sse2_packsswb): Likewise.
21821 (sse2_packssdw): Likewise.
21822 (sse2_packuswb): Likewise.
21823 (sse2_punpckhbw): Likewise.
21824 (sse2_punpcklbw): Likewise.
21825 (sse2_punpckhwd): Likewise.
21826 (sse2_punpcklwd): Likewise.
21827 (sse2_punpckhdq): Likewise.
21828 (sse2_punpckldq): Likewise.
21829 (sse2_punpckhqdq): Likewise.
21830 (sse2_punpcklqdq): Likewise.
21831 (*sse2_pinsrw): Likewise.
21832 (*sse2_pextrw): Likewise.
21833 (sse2_pshufd_1): Likewise.
21834 (sse2_uavgv16qi3): Likewise.
21835 (sse2_uavgv8hi3): Likewise.
21836 (sse2_psadbw): Likewise.
21837 (sse2_pmovmskb): Likewise.
21838 (*sse2_maskmovdqu): Likewise.
21839 (*sse2_maskmovdqu_rex64): Likewise.
21840 (sse4a_extrqi): Likewise.
21841 (sse4a_extrq): Likewise.
21842 (sse3_lddqu): Set prefix_rep.
21843 (sse3_addsubv4sf3): Likewise.
21844 (sse3_haddv4sf3): Likewise.
21845 (sse3_hsubv4sf3): Likewise.
21846 (sse_cvtss2si): Likewise.
21847 (sse_cvtss2si_2): Likewise.
21848 (sse_cvtss2siq): Likewise.
21849 (sse_cvtss2siq_2): Likewise.
21850 (sse_cvttss2si): Likewise.
21851 (sse_cvttss2siq): Likewise.
21852 (sse2_cvttps2dq): Likewise.
21853 (sse3_movshdup): Likewise.
21854 (sse3_movsldup): Likewise.
21855 (sse2_cvtsd2si): Likewise.
21856 (sse2_cvtsd2si_2): Likewise.
21857 (sse2_cvtsd2siq): Likewise.
21858 (sse2_cvtsd2siq_2): Likewise.
21859 (sse2_cvttsd2si): Likewise.
21860 (sse2_cvttsd2siq): Likewise.
21861 (*sse2_cvtpd2dq): Likewise.
21862 (*sse2_cvttpd2dq): Likewise.
21863 (sse2_pshuflw_1): Likewise.
21864 (sse2_pshufhw_1): Likewise.
21865 (sse4a_insertqi): Likewise.
21866 (sse4a_insertq): Likewise.
21867 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21868 (ssse3_phadddv4si3): Likewise.
21869 (ssse3_phaddswv8hi3): Likewise.
21870 (ssse3_phsubwv8hi3): Likewise.
21871 (ssse3_phsubdv4si3): Likewise.
21872 (ssse3_phsubswv8hi3): Likewise.
21873 (ssse3_pmaddubswv8hi3): Likewise.
21874 (ssse3_pmulhrswv8hi3): Likewise.
21875 (ssse3_pshufbv16qi3): Likewise.
21876 (ssse3_psign<mode>3): Likewise.
21877 (ssse3_palignrti): Likewise.
21878 (abs<mode>2): Likewise.
21879 (ssse3_phaddwv4hi3): Set prefix_extra.
21880 (ssse3_phadddv2si3): Likewise.
21881 (ssse3_phaddswv4hi3): Likewise.
21882 (ssse3_phsubwv4hi3): Likewise.
21883 (ssse3_phsubdv2si3): Likewise.
21884 (ssse3_phsubswv4hi3): Likewise.
21885 (ssse3_pmaddubswv4hi3): Likewise.
21886 (ssse3_pmulhrswv4hi3): Likewise.
21887 (ssse3_pshufbv8qi3): Likewise.
21888 (ssse3_psign<mode>3): Likewise.
21889 (ssse3_palignrdi): Likewise.
21890 (abs<mode>2): Likewise.
21891 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21892 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21893 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21895 2007-04-23 Nick Clifton <nickc@redhat.com>
21897 * params.def: Fix formatting of emacs local variables.
21899 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21901 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21902 move if inter-unit move isn't allowed.
21903 Don't split moving the first element of V2DI to DI to inter-unit
21904 move if inter-unit move isn't allowed.
21906 2007-04-23 Richard Guenther <rguenther@suse.de>
21908 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21909 and CDI_POST_DOMINATORS separately.
21911 2007-04-23 Nick Clifton <nickc@redhat.com>
21913 * c.opt (Wformat-contains-nul): Add warning attribute.
21915 2007-04-23 Jan Hubicka <jh@suse.cz>
21917 * function.c (init_function_start): Don't init line number info.
21918 (expand_function_end): Update.
21919 (reset_block_changes, record_block_change, finalize_block_changes,
21920 check_block_change, free_block_changes): Kill.
21921 * function.h (reset_block_changes, record_block_change,
21922 finalize_block_changes, check_block_change, free_block_changes):
21924 (struct function): Remove ib_boundaries_block.
21925 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21926 Use curr_insn_locator to initialize locator.
21927 (emit_line_note): Remove.
21928 * cfgexpand.c (expand_gimple_cond_expr): Update.
21929 (construct_exit_block): Likewise.
21930 (tree_expand_cfg): Initialize/finalize locators.
21931 * expr.c (expand_expr_real): Update.
21932 * cfglayout.c (line_locators_locs, line_locators_lines,
21933 file_locators_locs, file_locators_files): Remove.
21934 (set_block_levels): Move to cfgexpand.c.
21935 (insn_locators_initialize): Remove.
21936 (pass_insn_locators_initialize): Remove.
21937 (locations_locators_locs, locations_locators_vals): New static vars.
21938 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21940 (insn_locators_alloc, insn_locators_finalize,
21941 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21943 (locator_location): New.
21944 (locator_line, locator_file): Rewrite.
21945 * rtl.h (emit_line_note): Kill.
21946 (insn_locators_alloc, insn_locators_finalize,
21947 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21949 * tree-inline.c (initialize_cfun): Do not initialize
21950 ib_boundaries_block.
21951 * passes.c (pass_insn_locators_initialize): Remove.
21953 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21955 PR middle-end/31448
21956 * expr.c (reduce_to_bit_field_precision): Handle
21959 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21961 PR tree-optimization/24659
21962 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21963 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21964 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21965 * genopinit.c (optabs): Rename vec_pack_mod_optab
21966 to vec_pack_trunc_optab.
21967 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21968 early for scalar floating point operands for NOP_EXPR.
21969 (vectorizable_type_promotion): Ditto.
21970 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21971 vec_pack_trunc_optab.
21972 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21974 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21975 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21976 Rename from VEC_PACK_MOD_EXPR.
21977 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21978 * expr.c (expand_expr_real_1): Ditto.
21979 * tree-inline.c (estimate_num_insns_1): Ditto.
21980 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21982 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21983 (vec_unpacks_lo_v4sf): Ditto.
21984 (vec_pack_trunc_v2df): Ditto.
21985 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21986 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21987 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21989 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21991 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21993 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21994 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21995 packing of floating point operands.
21996 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21997 represent unpacking of floating point operands.
21998 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21999 [vec_unpacks_hi]: Ditto.
22000 [vec_unpacks_lo]: Ditto.
22002 2007-04-22 Jan Hubicka <jh@suse.cz>
22004 * final.c (rest_of_handle_final): Call
22005 targetm.asm_out.constructor/targetm.asm_out.destructor
22006 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22007 proper priority via decl_*_priority_insert.
22008 * c-common.c (c_expand_body): Likewise.
22010 2007-04-22 Richard Guenther <rguenther@suse.de>
22012 PR tree-optimization/29789
22013 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22014 (rewrite_reciprocal): New helper split out from
22015 determine_invariantness_stmt.
22016 (rewrite_bittest): Likewise.
22017 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22018 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22021 2007-04-22 Revital Eres <eres@il.ibm.com>
22023 * loop-unroll.c (var_to_expand): New field to support also
22024 insns of the form x = something + x.
22025 (analyze_insn_to_expand_var): Use it.
22026 (expand_var_during_unrolling): Likewise.
22028 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22030 * predict.c: Include pointer-set.h.
22031 (bb_predictions): New variable.
22032 (tree_predicted_by_p, tree_predict_edge,
22033 remove_predictions_associated_with_edge): Use bb_predictions map
22034 instead of bb->predictions.
22035 (clear_bb_predictions, assert_is_empty): New functions.
22036 (combine_predictions_for_bb): Use bb_predictions map. Call
22037 clear_bb_predictions.
22038 (tree_estimate_probability): Create and free bb_predictions map.
22039 * Makefile.in (predict.o): Add pointer-set.h dependency.
22040 * basic-block.h (struct basic_block_def): Remove predictions
22042 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22044 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22047 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22050 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22052 * timevar.c (timevar_print): Change reference of --disable-checking to
22053 --enable-checking=release. Also warn if assert checking is disabled.
22055 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22058 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22059 decl as addressable if the compound literal was marked as
22061 Mark the decl as a gimple register if it is a complex or
22062 vector decl and does not live in memory.
22064 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22066 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22067 (GENERIC_NEXT): New function macro.
22068 (PHI_CHAIN): Use phi_node's new chain variable.
22069 (tree_phi_node): Change tree_common to tree_base
22070 and add the chain field.
22071 * tree-phinodes.c (make_phi_node): Don't set
22072 TREE_TYPE on the new node.
22073 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22074 instead of checking GIMPLE_TUPLE_P in chain_next.
22075 * tree-vect-transform.c
22076 (get_initial_def_for_induction): Look at
22077 PHI_RESULT_TREE for the type of the phi node.
22078 (update_vuses_to_preheader): Use PHI_CHAIN
22079 instead of TREE_CHAIN on the phi node.
22080 * tree-ssa-structalias.c (compute_points_to_sets):
22082 (ipa_pta_execute): Likewise.
22084 2007-04-21 Richard Guenther <rguenther@suse.de>
22086 PR middle-end/31136
22087 * fold-const.c (fold_unary): Call fold_convert_const on the
22090 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22092 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22093 (store_killed_in_pat): New.
22095 2007-04-20 Richard Henderson <rth@redhat.com>
22098 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22099 TREE_LIST with a void_type_node value, not void_list_node exactly.
22101 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22103 * doc/standards.texi: Re-arrange into language-specific
22104 subsections. Add a C++ section, documenting which standards we
22107 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22109 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22110 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22112 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22114 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22115 ecrti.o and crtbegin.o.
22116 (LIB_DEFAULT_SPEC): Include -lc.
22117 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22119 2007-04-20 Richard Henderson <rth@redhat.com>
22122 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22123 argument; update all callers.
22124 (get_unaligned_offset): New.
22125 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22126 get_unaligned_address, just pass on the address directly.
22127 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22128 the subreg in the helper patterns.
22129 (unaligned_extendqidi_le): Use get_unaligned_offset.
22130 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22131 (unaligned_extendhidi_be): Likewise.
22132 (unaligned_extendhidi): Tidy.
22133 * config/alpha/alpha-protos.h: Update.
22135 2007-04-20 Richard Henderson <rth@redhat.com>
22137 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22138 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22139 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22140 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22141 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22142 (CPP_SPEC): Don't include %(cpp_subtarget).
22143 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22144 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22145 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22147 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22149 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22150 for __builtin_ia32_cmpordss.
22152 PR tree-optimization/31632
22153 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22154 and arg1 for optimizations of comparison against min/max values.
22155 Fold arg0 to arg1's type for optimizations of comparison against
22156 min+1 and max-1 values.
22158 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22160 * reload.c (combine_reloads): When trying to use a dying register,
22161 check whether it's uninitialized and don't use if so.
22163 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22165 * fold-const.c: Remove prototypes for native_encode_expr and
22166 native_interpret_expr.
22167 (native_encode_expr): Make non-static.
22168 (native_interpret_expr): Likewise.
22169 * tree.h: Add prototypes for the above.
22171 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22173 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22174 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22175 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22176 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22177 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22178 Add length attributes.
22180 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22182 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22185 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22186 __STDC_WANT_DEC_FP__.
22188 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22190 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22191 for long double compatibility.
22192 * configure: Regenerate.
22194 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22196 PR rtl-optimization/29841
22197 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22199 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22200 that may cause control flow transfer from being moved.
22202 2007-04-18 Jan Hubicka <jh@suse.cz>
22204 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22207 2007-04-18 Eric Christopher <echristo@apple.com>
22209 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22210 only. Update operands.
22211 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22212 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22213 link register to pic register.
22215 2007-04-18 Dirk Mueller <dmueller@suse.de>
22217 PR diagnostic/31227
22218 * tree-vrp.c (search_for_addr_array): New.
22219 (check_array_bounds): Suppress warning about
22220 address taken of array refs if its not de-referenced.
22222 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22224 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22225 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22227 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22228 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22229 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22231 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22233 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22235 (vect_analyze_scalar_cycles): Fix indentation.
22236 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22237 (vect_mark_relevant): Include phis in relevance analysis.
22239 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22241 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22243 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22244 output_operand_lossage().
22246 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22248 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22249 the unused code for reduction without adjust-in-epilog to simplify the
22252 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22254 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22255 (S390_TDC_NEGATIVE_ZERO): New constant.
22256 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22257 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22258 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22259 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22260 (S390_TDC_POSITIVE_INFINITY): New constant.
22261 (S390_TDC_NEGATIVE_INFINITY): New constant.
22262 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22263 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22264 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22265 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22266 (S390_TDC_INFINITY): New constant.
22267 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22268 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22269 optimization for UNSPEC_CCZ_TO_INT.
22270 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22271 ("*ccz_to_int"): New insn.
22272 ("isinf<mode>2"): New insn.
22273 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22274 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22275 (UNSPEC_CCZ_TO_INT): New constant.
22277 2007-04-18 Richard Guenther <rguenther@suse.de>
22279 PR tree-optimization/19431
22280 PR tree-optimization/21463
22281 * tree-pass.h (pass_phiprop): Declare.
22282 * passes.c (init_optimization_passes): New phiprop pass.
22283 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22284 (phivn_valid_p): New helper function.
22285 (phiprop_insert_phi): Likewise.
22286 (propagate_with_phi): Likewise.
22287 (tree_ssa_phiprop): New propagator propagating loads
22288 through phi nodes if profitable.
22290 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22292 * tree-vect-analyze.c (process_use): New function.
22293 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22294 Check phis in all bbs.
22295 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22298 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22300 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22303 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22306 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22309 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22311 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22313 (sse_vmmulv4sf3): Likewise.
22314 (sse2_vmaddv2df3): Likewise.
22315 (sse2_vmmulv2df3): Likewise.
22317 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22319 PR rtl-optimization/31360
22320 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22321 (target_reg_cost): New.
22322 (init_set_costs): Initialize target_reg_cost. Add comments
22323 regarding the rationale of the costs.
22324 (global_cost_for_size): Renamed to...
22325 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22326 of register pressure.
22327 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22328 estimate_reg_pressure_cost. Add number of ivs.
22329 (determine_set_costs): Dump target_reg_cost.
22330 * loop-invariant.c (gain_for_invariant): Use
22331 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22332 (best_gain_for_invariant, find_invariants_to_move): Remove
22334 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22335 (target_reg_cost): Declare.
22336 (global_cost_for_size): Declaration removed.
22337 (estimate_reg_pressure_cost): Declare.
22339 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22341 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22342 regnos into even/odd register pairs.
22343 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22344 TDmode similar to the other floating point modes.
22345 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22346 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22348 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22349 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22350 (movdd_hardfloat64): Use TARGET_MFPGPR.
22352 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22354 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22357 2005-01-05 Richard Henderson <rth@redhat.com>
22359 * reload1.c (do_input_reload): Restrict the optimization deleteing
22360 a previous output reload to RELOAD_FOR_INPUT.
22362 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22364 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22365 induc_vec_info_type.
22366 (vectorizable_induction): New function declaration.
22367 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22368 check if already vectorized. Find first place in BB where new stmts
22369 can be inserted. Takes only one argument.
22370 (vectorizable_induction): New function.
22371 (vect_transform_stmt): Add case for induc_vec_info_type to call
22372 vectorizable_induction.
22373 (vect_transform_loop): Consider phis for vectorization.
22374 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22376 (analyze_operations): Call vectorizable_induction when analyzing phis.
22378 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22379 (vect_mark_relevant): Include phis in relevance analysis.
22380 (vect_mark_stmts_to_be_vectorize): Likewise.
22381 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22383 2007-04-16 Lawrence Crowl <crowl@google.com>
22385 * doc/invoke.texi (Debugging Options): Add documentation for the
22386 -femit-struct-debug options -femit-struct-debug-baseonly,
22387 -femit-struct-debug-reduced, and
22388 -femit-struct-debug-detailed[=...].
22390 * c-opts.c (c_common_handle_option): Add
22391 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22392 and OPT_femit_struct_debug_detailed_.
22393 * c.opt: Add specifications for
22394 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22395 and -femit-struct-debug-detailed[=...].
22396 * opts.c (set_struct_debug_option): Parse the
22397 -femit-struct-debug-... options.
22398 * opts.c (matches_main_base, main_input_basename,
22399 main_input_baselength, base_of_path, matches_main_base): Add
22400 variables and functions to compare header base name to compilation
22402 * opts.c (should_emit_struct_debug): Add to determine to emit a
22403 structure based on the option.
22404 (dump_struct_debug) Also disabled function to debug this
22406 * opts.c (handle_options): Save the base name of the
22409 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22410 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22411 This hook indicates if a type is generic. Set it by default
22412 to "never generic".
22413 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22414 to determine if a struct type is generic or not.
22415 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22416 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22417 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22418 with live C++ hook.
22420 * flags.h (enum debug_info_usage): Add an enumeration to describe
22421 a program's use of a structure type.
22422 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22423 to indicate the program's usage of the type. Filter structs based
22424 on the -femit-struct-debug-... specification.
22425 (gen_type_die): Split into two routines, gen_type_die and
22426 gen_type_die_with_usage. gen_type_die is now a wrapper
22427 that assumes direct usage.
22428 (gen_type_die_with_usage): Replace calls to gen_type_die
22429 with gen_type_die_with_usage adding the program usage of
22430 the referenced type.
22431 (dwarf2out_imported_module_or_decl): Suppress struct debug
22432 information using should_emit_struct_debug when appropriate.
22434 2007-04-16 Ian Lance Taylor <iant@google.com>
22436 PR tree-optimization/31522
22437 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22438 (vrp_initialize): Allocate vr_phi_edge_counts.
22439 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22440 executable edge. Drop test for all constants.
22441 (vrp_finalize): Free vrp_phi_edge_counts.
22443 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22444 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22446 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22447 predecessors at head rather than tail.
22449 2007-04-16 Matthias Klose <doko@debian.org>
22451 * config/alpha/linux.h (CPP_SPEC): Define.
22452 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22454 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22456 * function.h: Remove sequence_stack extern declaration.
22458 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22460 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22462 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22465 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22467 * config/avr/avr.c (avr_arch_types): Rearranging array.
22468 (enum avr_arch): Add.
22469 (avr_mcu_types): Use avr_arch enumeration constants instead of
22471 * config/avr/avr.h (LINK_SPEC): Simplify.
22473 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22475 * config/m68k/m68k.c (m68k_libcall_value,
22476 m68k_function_value): Use macros for register names more.
22478 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22480 (M68K_REGNAME): Use A6_REG.
22481 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22483 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22485 PR middle-end/28071
22486 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22487 'pending_read_list_length' and 'pending_write_list_length'. Update
22489 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22490 to handle two length counters instead of one. Update all uses.
22491 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22492 two length counters instead of one.
22493 * sched-rgn.c (propagate_deps): Update to handle two length counters
22496 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22499 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22500 copy of source, pass it to ix86_expand_vector_set and return
22503 2007-04-16 David Ung <davidu@mips.com>
22504 Joseph Myers <joseph@codesourcery.com>
22506 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22507 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22508 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22509 Add 74K processor information.
22510 * config/mips/mips.md: Include 74k.md.
22511 (cpu): Add 74kc,74kf,74kx.
22512 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22513 * config/mips/74k.md: New.
22514 * doc/invoke.texi (MIPS Options): Document 74K support.
22516 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22518 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22519 vectorizable_* functions.
22520 * tree-vect-transform.c (vectorizable_call): Add check for
22521 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22522 (vectorizable_store): likewise.
22523 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22525 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22526 (vectorizable_type_promotion, vectorizable_load): Likewise.
22527 (vectorizable_live_operation, vectorizable_condition): Likewise.
22528 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22530 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22532 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22534 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22535 register numbers more.
22536 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22537 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22538 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22539 FUNCTION_VALUE_REGNO_P): Likewise.
22540 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22541 STATIC_CHAIN_REGNUM): Likewise.
22542 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22543 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22544 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22545 * config/m68k/m68k.md (FP_REG): New.
22547 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22549 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22552 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22554 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22555 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22558 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22560 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22563 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22566 * c-decl.c (finish_decl): Grab the type of the decl after the call
22567 to store_init_value.
22569 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22571 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22573 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22576 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22577 dominators, post dominators and cleanup cfg before returning.
22579 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22581 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22582 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22584 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22586 * config.gcc: Recognize fido.
22587 * config/m68k/m68k-devices.def (fidoa): New.
22588 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22590 (FL_FIDOA, TARGET_FIDOA): New.
22591 * config/m68k/m68k.opt (mfidoa): New.
22593 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22595 PR middle-end/31322
22596 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22597 when a personality function is used.
22599 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22601 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22603 2007-04-13 Mike Stump <mrs@apple.com>
22605 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22607 * config/darwin.opt (fapple-kext): Make C++ only.
22608 * config/darwin.c (darwin_override_options): Remove code to ensure
22609 -fapple-kext is given for C++ only.
22611 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22613 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22614 * config/mips/mips.c (override_options): Call
22615 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22617 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22619 * config/i386/i386.opt (msvr3-shlib): Removed.
22621 * doc/invoke.texi: Remove -msvr3-shlib.
22623 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22625 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22626 with "popcnt" instruction.
22628 2007-04-13 Richard Guenther <rguenther@suse.de>
22630 PR tree-optimization/21258
22631 * tree-vrp.c (compare_case_labels): New helper.
22632 (find_switch_asserts): New function.
22633 (find_assert_locations): Call it for SWITCH_EXPRs.
22635 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22637 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22638 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22639 check is now implied in X87_FLOAT_MODE_P.
22640 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22641 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22642 (fix_trunc<mode>_i386_fisttp): Ditto.
22643 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22644 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22645 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22646 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22647 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22648 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22649 (unnamed_splitters): Ditto.
22650 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22651 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22652 FIRST_SSE_REG for local functions when SSE math is enabled or
22653 for functions with sseregparm attribute.
22654 (standard_80387_constant_p): Return -1 if mode is not
22656 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22657 (ix86_expand_compare): Ditto.
22658 (ix86_expand_carry_flag_compare): Ditto.
22659 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22660 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22661 DECIMAL_FLOAT_MODE_P.
22662 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22663 of SCALAR_FLOAT_MODE_P.
22664 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22665 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22666 checks before FLOAT_MODE_P.
22667 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22668 before FLOAT_MODE_P.
22673 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22675 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22676 Charles Wilson <libtool@cwilson.fastmail.fm>
22678 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22679 (libgcc.mvars): Don't depend on them.
22680 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22681 * exec-tool.in: New.
22683 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22685 * doc/invoke.text (--help): Document --help=common.
22687 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22689 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22691 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22693 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22694 * genemit.c (main): Emit #include "integrate.h".
22695 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22696 (LOADGP_RTP): New mips_loadgp_style.
22697 * config/mips/mips.h: Include config/vxworks-dummy.h.
22698 (TARGET_RTP_PIC): New macro.
22699 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22700 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22701 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22702 for TARGET_RTP_PIC.
22703 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22704 -mvxworks-pic when using -mrtp and a PIC option.
22705 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22707 (mips_symbolic_constant_p, mips_symbolic_address_p)
22708 (mips_symbol_insns): Handle SYMBOL_HALF.
22709 (override_options): Warn about -G and -mrtp being used together.
22710 Initialize mips_lo_relocs[SYMBOL_HALF].
22711 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22712 (mips_emit_loadgp): Handle LOADGP_RTP.
22713 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22714 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22715 (tablejump): Handle function-relative case table entries if
22717 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22719 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22721 * config/mips/mips.md (load_call<mode>): Allow any general register.
22723 (sibcall_value_internal, sibcall_value_multiple_internal)
22724 (call_value_internal, call_value_split, call_value_multiple_internal)
22725 (call_value_multiple_split): Remove constraints from operand 0.
22727 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22729 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22730 rather than loadgp_noshared.
22731 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22732 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22734 * config/mips/mips.md (loadgp): Rename to...
22735 (loadgp_newabi): ...this.
22736 (loadgp_noshared): Rename to...
22737 (loadgp_absolute): ...this.
22739 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22741 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22742 false for locally-binding symbols.
22743 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22745 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22747 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22748 (SYMBOL_GOT_PAGE_OFST): ...this.
22749 (SYMBOL_GOT_GLOBAL): Rename to...
22750 (SYMBOL_GOT_DISP): ...this.
22751 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22752 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22753 * config/mips/mips.c (mips_global_symbol_p): New function.
22754 (mips_symbol_binds_local_p): Likewise.
22755 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22756 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22757 mips_global_symbol_p and mips_symbol_binds_local_p.
22758 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22759 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22760 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22761 SYMBOL_GOTOFF_DISP.
22762 (mips_ok_for_lazy_binding_p): New function.
22763 (mips_load_call_address, mips_expand_call): Use it.
22764 (mips_dangerous_for_la25_p): Likewise.
22765 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22766 (*got_disp<mode>): Use got_disp_operand instead of
22767 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22768 SYMBOL_GOTOFF_GLOBAL.
22769 (*got_page<mode>): Use got_page_ofst_operand instead of
22771 * config/mips/predicates.md (const_call_insn_operand): Use
22772 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22773 (global_got_operand): Rename to...
22774 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22776 (local_got_operand): Rename to...
22777 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22778 of SYMBOL_GOT_LOCAL.
22780 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22782 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22783 TARGET_CALL_CLOBBERED_GP.
22784 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22785 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22786 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22787 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22788 of TARGET_ABICALLS && !TARGET_NEWABI.
22789 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22790 * config/mips/mips.c (mips_load_call_address): Check
22791 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22792 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22793 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22794 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22795 TARGET_ABICALLS && TARGET_NEWABI.
22796 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22798 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22799 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22800 TARGET_ABICALLS && TARGET_NEWABI.
22801 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22802 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22803 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22804 whether indirect calls must use $25.
22805 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22807 * config/mips/mips.md (jal_macro): Check flag_pic and
22808 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22809 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22810 instead of TARGET_ABICALLS.
22811 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22812 TARGET_ABICALLS && TARGET_OLDABI.
22813 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22814 (sibcall): In the comment above the define_insn, mention
22815 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22816 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22817 instead of TARGET_ABICALLS.
22819 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22821 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22822 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22823 (MACFLAGS_MATCH_P): New macro.
22824 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22825 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22826 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22827 the other MACFLAG constants.
22828 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22829 (flag_machi): Tighten constraints. Renumber some of the operands.
22830 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22832 (flag_machi_parts_acconly): New pattern.
22833 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22835 (flag_macinit1hi): Tighten constraints.
22836 (flag_mul_macv2hi_parts_acconly): New pattern.
22838 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22839 Use a more efficient implementation.
22840 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22841 inline sequences when not optimizing for size.
22843 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22844 movhi_high2low): Delete, merge functionality into...
22845 (packv2hi): ... this pattern.
22847 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22848 * config/bfin/bfin.opt (msim): New option.
22849 (mcpu=): New option.
22850 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22851 (bfin_cpu_t): Typedef of enum bfin_cpu.
22852 (bfin_cpu_type): New declaration.
22853 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22854 -msim and -mcpu= options.
22855 (LIB_SPEC): Likewise.
22856 * config/bfin/bfin.c (bfin_cpu_type): Define.
22857 (bfin_handle_option): Handle -mcpu= option.
22858 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22859 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22860 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22862 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22864 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22865 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22866 (powerpc-wrs-vxworksae): Use ${tm_file}.
22867 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22868 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22869 * config/i386/vx-common.h: New file.
22871 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22873 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22876 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22878 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22881 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22885 * c-common.c (c_build_qualified_type): Set canonical type
22888 2007-04-12 Richard Guenther <rguenther@suse.de>
22890 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22891 lower bound and element size if lower bound is not zero
22892 or either of the ARRAY_REF operands is set.
22894 2007-04-12 Richard Guenther <rguenther@suse.de>
22896 PR tree-optimization/24689
22897 PR tree-optimization/31307
22898 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22900 * gimplify.c (canonicalize_addr_expr): To be consistent with
22901 gimplify_compound_lval only set operands two and three of
22902 ARRAY_REFs if they are not gimple_min_invariant. This makes
22903 it never at this place.
22904 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22906 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22908 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22909 null before emitting a .nsubspa directive.
22911 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22913 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22914 need_to_partition_p if there are no memory statements in the
22917 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22919 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22920 (gcd_of_steps_may_divide_p): New function.
22921 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22923 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22925 * reload.c (find_reloads_toplev, find_reloads_address,
22926 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22927 not a pointer equality test, to decide if we need to call
22928 push_reg_equiv_alt_mem.
22930 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22932 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22933 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22935 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22937 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22939 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22940 vector to be positive.
22942 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22946 * doc/invoke.texi: Document --params max-aliased-vops and
22948 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22949 debug_memory_partitions): Move to tree-flow.h
22950 * params.h (AVG_ALIASED_VOPS): Define.
22951 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22953 (mp_info_t): Likewise.
22954 (get_mem_sym_stats_for): New.
22955 (set_memory_partition): Move from tree-flow-inline.h.
22956 (mark_non_addressable): Only clear the set of symbols for the
22957 partition if it exists.
22958 (dump_memory_partitions): Move from tree-ssa-operands.c
22959 (debug_memory_partitions): Likewise.
22960 (need_to_partition_p): New.
22961 (dump_mem_ref_stats): New.
22962 (debug_mem_ref_stats): New.
22963 (dump_mem_sym_stats): New.
22964 (debug_mem_sym_stats): New.
22965 (update_mem_sym_stats_from_stmt): New.
22966 (compare_mp_info_entries): New.
22967 (mp_info_cmp): Call it.
22968 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22970 (get_mpt_for): Move from tree-ssa-operands.c.
22971 (find_partition_for): New.
22972 (create_partition_for): Remove.
22973 (estimate_vop_reduction): New.
22974 (update_reference_counts): New.
22975 (build_mp_info): New.
22976 (compute_memory_partitions): Refactor.
22977 Document new heuristic.
22978 Call build_mp_info, update_reference_counts,
22979 find_partition_for and estimate_vop_reduction.
22980 (compute_may_aliases): Populate virtual operands before
22981 calling debugging dumps.
22982 (delete_mem_sym_stats): New.
22983 (delete_mem_ref_stats): New.
22984 (init_mem_ref_stats): New.
22985 (init_alias_info): Call it.
22986 (maybe_create_global_var): Remove alias_info argument.
22987 Get number of call sites and number of pure/const call sites
22988 from gimple_mem_ref_stats().
22989 (dump_alias_info): Call dump_memory_partitions first.
22990 (dump_points_to_info_for): Show how many times a pointer has
22992 * opts.c (decode_options): For -O2 set --param
22993 max-aliased-vops to 500.
22994 For -O3 set --param max-aliased-vops to 1000 and --param
22995 avg-aliased-vops to 3.
22996 * fortran/options.c (gfc_init_options): Remove assignment to
22998 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22999 * tree-dfa.c (dump_variable): Dump memory reference
23001 Dump NO_ALIAS* settings.
23002 (referenced_var_lookup): Tidy.
23003 (mem_sym_stats): New.
23004 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23005 and ORIG are different SSA names for a memory partition.
23006 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23007 * tree-flow.h (struct mem_sym_stats_d): Define.
23008 (mem_sym_stats_t): Define.
23009 (struct mem_ref_stats_d): Define.
23010 (struct gimple_df): Add field mem_ref_stats.
23011 (enum noalias_state): Define.
23012 (struct var_ann_d): Add bitfield noalias_state.
23013 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23014 debug_mem_ref_stats, debug_memory_partitions,
23015 debug_mem_sym_stats): Declare.
23016 * tree-ssa-structalias.c (update_alias_info): Update call
23017 sites, pure/const call sites and asm sites in structure
23018 returned by gimple_mem_ref_stats.
23019 Remove local variable IS_POTENTIAL_DEREF.
23020 Increase NUM_DEREFS if the memory expression is a potential
23022 Call update_mem_sym_stats_from_stmt.
23023 If the memory references memory, call
23024 update_mem_sym_stats_from_stmt for all the direct memory
23025 symbol references found.
23026 (intra_create_variable_infos): Set noalias_state field for
23027 pointer arguments according to the value of
23028 flag_argument_noalias.
23029 * tree-ssa-structalias.h (struct alias_info): Remove fields
23030 num_calls_found and num_pure_const_calls_found.
23031 (update_mem_sym_stats_from_stmt): Declare.
23032 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23033 Set default value to 100.
23034 (PARAM_AVG_ALIASED_VOPS): Define.
23036 2007-04-11 Richard Guenther <rguenther@suse.de>
23038 PR middle-end/31530
23039 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23040 a * -b + c as c - a * b if we honor sign dependent rounding.
23042 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23044 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23045 bfin_expand_strmov.
23046 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23047 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23049 (initialize_trampoline): Don't use old-style function definition.
23050 (bfin_secondary_reload): Mark IN_P argument as unused.
23052 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23054 PR tree-optimization/31343
23055 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23056 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23057 * testsuite/gcc.dg/vect/pr31343.c: New.
23059 2007-04-10 Eric Christopher <echristo@apple.com>
23061 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23062 * config/i386/i386.md (*cmpfp0): Use.
23063 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23064 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23065 (fix_trunc<mode>_i386_fisttp): Ditto.
23066 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23067 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23068 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23069 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23070 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23071 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23072 (unnamed_splitters): Ditto.
23073 * config/i386/i386.c (output_fix_trunc): Assert that
23074 we're not being passed a TFmode operand.
23076 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23078 PR tree-optimization/31526
23079 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23080 n_basic_blocks to find newly added blocks.
23082 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23084 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23086 (fix_trunc<mode>si_sse): Ditto.
23087 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23088 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23089 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23090 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23091 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23092 expander using SSEMODEF mode macro.
23093 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23094 expander using SSEMODEF mode macro.
23095 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23096 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23097 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23098 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23099 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23100 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23101 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23102 Macroize insn using X87MODEF mode macro.
23104 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23106 * config/i386/sse.md (sse2_pinsrw): Removed.
23107 (sse2_pextrw): Renamed to ...
23108 (*sse2_pextrw): This.
23110 2007-04-09 Jan Hubicka <jh@suse.cz>
23113 * config/i386/sse.md
23114 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23115 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23116 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23117 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23119 2007-04-09 Jan Hubicka <jh@suse.cz>
23121 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23122 multiple fields of union.
23124 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23126 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23127 (create_preheaders): Check that loops are available.
23128 (fix_loop_structure): Clean up, improve comments.
23129 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23130 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23132 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23133 * predict.c (tree_estimate_probability): Do not call
23134 calculate_dominance_info. Call create_preheaders.
23135 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23136 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23138 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23139 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23140 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23141 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23144 2007-04-08 Jan Hubicka <jh@suse.cz>
23146 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23147 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23148 * fold-const.c (fold_unary): Use it.
23150 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23152 * varasm.c (assemble_variable): Remove call to
23153 lang_hooks.decls.prepare_assemble_variable.
23154 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23155 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23156 * langhooks.h (lang_hooks_for_decls): Remove
23157 prepare_assemble_variable.
23159 2007-04-08 Mike Stump <mrs@apple.com>
23161 * config/i386/i386.c: Use inc/dec on Core2.
23163 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23165 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23166 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23167 lhd_tree_inlining_end_inlining): Remove.
23168 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23169 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23170 end_inlining hooks.
23171 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23172 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23173 lhd_tree_inlining_end_inlining): Remove prototypes.
23174 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23175 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23176 LANG_HOOKS_TREE_INLINING_START_INLINING,
23177 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23179 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23182 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23185 * config/avr/predicates.md (io_address_operand): Delete predicate.
23186 (low_io_address_operand): Don't use 'mode' argument.
23187 (higth_io_address_operand): Rename ...
23188 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23189 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23192 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23194 Revert change removing staticp.
23196 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23199 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23202 2007-04-07 Bruce Korb <bkorb@gnu.org>
23204 * c.opt: Add -Wformat-contains-nul.
23205 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23207 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23208 the NUL byte warning.
23210 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23212 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23214 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23216 * tree.c (staticp): No longer use staticp langhook.
23217 * langhooks.c (lhd_staticp): Removed.
23218 * langhooks.h (struct lang_hooks): Remove staticp.
23219 * c-common.c (c_staticp): Remove.
23220 * c-common.h (c_staticp): Ditto.
23221 * langhooks-defs.h (lhd_staticp): Ditto.
23222 (LHD_HOOKS_STATICP): Ditto
23223 * tree.h (gcc_assert_lowered): New macro.
23225 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23227 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23228 argument "reliable".
23229 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23230 Add argument "reliable". Propagate it through calls.
23231 (infer_loop_bounds_from_undefined): Derive number of iterations
23232 estimates from references in blocks that do not dominate loop latch.
23233 (gcov_type_to_double_int): New function.
23234 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23235 and expected_loop_iterations_unbounded.
23236 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23237 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23238 * tree-data-ref.c (estimated_loop_iterations): Export.
23239 (get_references_in_stmt): Fix -- do not return addresses of local
23241 * cfgloop.h (expected_loop_iterations_unbounded,
23242 estimated_loop_iterations): Declare.
23244 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23246 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23248 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23250 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23251 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23252 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23253 Use output_387_reg_move().
23254 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23255 expander using X87MODEF12 mode macro.
23256 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23257 choosing register preferences. Use output_387_reg_move().
23258 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23259 instead of "x". Use output_387_reg_move().
23260 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23261 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23262 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23263 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23264 Use output_387_reg_move().
23265 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23267 (*truncxf?f_i387 splitter): Ditto.
23269 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23271 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23272 LANG_HOOKS_SAFE_FROM_P.
23273 * expr.c (safe_from_p): Remove langhook call.
23274 * langhooks.h (lang_hooks): Remove safe_from_p.
23275 (lhd_safe_from_p): Remove prototype.
23276 * langhooks.c (lhd_safe_from_p): Remove.
23278 2007-04-06 Jan Hubicka <jh@suse.cz>
23280 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23283 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23285 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23286 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23287 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23288 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23290 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23291 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23293 2007-04-05 Richard Henderson <rth@redhat.com>
23295 * config/alpha/alpha.c (print_operand) [+]: Remove.
23296 (alpha_end_function): Print nop if call at end of function.
23297 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23298 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23299 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23300 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23301 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23302 the call pattern. Update peepholes to match.
23304 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23306 * doc/extend.texi (Other Builtins): Add decimal float variants
23308 * builtins.def: Ditto.
23309 * builtins.c (expand_builtin): Ditto.
23311 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23312 H.J. Lu <hongjiu.lu@intel.com>
23315 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23316 of V8HImode when calling ix86_binary_operator_ok.
23317 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23318 (sdot_prodv8hi): Operands 1 and 2 must be register.
23320 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23322 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23323 initialize align to silence bogus warning.
23325 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23327 PR middle-end/22156
23328 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23330 (struct sra_walk_fns): Remove use_all parameter from use.
23331 (sra_hash_tree): Handle BIT_FIELD_REFs.
23332 (sra_elt_hash): Don't hash bitfld blocks.
23333 (sra_elt_eq): Skip them in parent compares as well. Handle
23335 (sra_walk_expr): Don't maintain or pass down use_all_p.
23336 (scan_use): Remove use_all parameter.
23337 (scalarize_use): Likewise. Re-expand assignment to
23338 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23339 output, and re-scalarize after output. Don't mark anything
23341 (scalarize_ldst): Adjust.
23342 (scalarize_walk_gimple_modify_statement): Likewise.
23343 (build_element_name_1): Handle BIT_FIELD_REFs.
23344 (instantiate_element): Don't warn for any element whose parent
23345 is used as a whole.
23346 (instantiate_missing_elements_1): Return the sra_elt.
23347 (canon_type_for_field): New.
23348 (try_instantiate_multiple_fields): New.
23349 (instantiate_missing_elemnts): Use them.
23350 (mark_no_warning): Removed.
23351 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23352 (REPLDUP, sra_build_elt_assignment): New.
23353 (generate_copy_inout): Use them.
23354 (generate_element_copy): Likewise. Handle bitfld differences.
23355 (generate_element_zero): Don't recurse for blocks. Use
23356 sra_build_elt_assignment.
23357 (generate_one_element_int): Take elt instead of var. Use
23358 sra_build_elt_assignment.
23359 (generate_element_init_1): Adjust.
23360 (scalarize_use, scalarize_copy): Use REPLDUP.
23361 (scalarize_ldst): Move assert before dereference.
23362 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23364 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23366 * regmove.c: Fix unused variable warnings due to previous commit.
23368 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23370 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23371 (regmove_bb_head): Remove.
23372 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23373 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23374 problems with fixup_match_1.
23375 Don't initialize/free regmove_bb_head.
23377 (reg_is_remote_constant_p): If an insn is in the same basic block
23378 but not before INSN, consider it remote, too.
23380 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23383 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23384 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23386 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23388 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23389 (CONDITIONAL_REGISTER_USAGE): Likewise.
23391 2007-04-04 Richard Henderson <rth@redhat.com>
23393 * config/alpha/lib1funcs.asm: Remove unused file.
23395 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23398 * opts.c (print_specific_help): Fix --help=<language>
23400 (common_handle_option): Support --help=common.
23402 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23405 * gcc.c (main): Do not run the linker if
23406 print_subprocess_help indicates that it shouldn't be
23409 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23412 * doc/invoke.texi (--help=): Document <languages> value, fix
23413 formatting in tables of values.
23415 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23417 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23418 dllimport attribute of virtual methods.
23420 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23422 * config/score/crti.asm: Change _bss_start to __bss_start.
23423 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23424 (OUTGOING_REG_PARM_STACK_SPACE) update.
23425 * config/score/score.opt: add options to make backend support
23426 score5, score5u, score7 and score7d.
23427 * config/score/score.md: Likewise.
23428 * config/score/misc.md: Likewise.
23429 * config/score/mac.md: Likewise.
23430 * doc/invoke.texi: Likewise.
23431 * doc/md.texi: update constraints define.
23433 2007-04-03 Richard Henderson <rth@redhat.com>
23435 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23436 an appropriate type, use the mode instead.
23438 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23440 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23441 Set the default --with-arch setting to mips2.
23442 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23443 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23444 (MULTILIB_OSDIRNAMES): Delete.
23445 (MULTILIB_DIRNAMES): Define.
23446 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23447 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23448 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23449 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23450 VXWORKS_OS_CPP_BUILTINS.
23451 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23452 (MIPS_DEBUGGING_INFO): Undefine.
23453 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23455 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23457 PR middle-end/30704
23458 * fold-const.c (native_encode_real): Encode real.c provided longs
23459 as a series of 32-bit native integers.
23460 (native_interpret_real): Interpret buffer as a series of 32-bit
23463 2007-04-03 Richard Guenther <rguenther@suse.de>
23465 * genpreds.c (write_insn_constraint_len): Write function
23466 optimized for CONSTRAINT_LEN implementation.
23467 (write_tm_preds_h): Output insn_constraint_len inline and
23468 use it for CONSTRAINT_LEN.
23469 (write_insn_preds_c): Don't output insn_constraint_len.
23470 * doc/md.texi (define_register_constraint): Document multi-letter
23471 constraints shall have the same length if they start with the same
23474 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23477 * config/i386/i386.md (isinf<mode>2): Expand only when
23478 TARGET_C99_FUNCTIONS is set.
23480 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23482 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23483 (x86_64-*-linux*): Ditto.
23484 * config/i386/i386.opt (mpc): New option.
23485 * config/i386/i386.c (overrride_options): Handle
23486 ix87_precision_string.
23487 * config/i386/crtprec.c: New file.
23488 * config/i386/t-crtpc: Ditto.
23489 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23490 and -mpc80 options.
23491 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23492 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23493 crtprec32.o, crtprec64.o and crtprec80.o.
23495 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23496 and -mpc80 options.
23497 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23499 2007-04-02 Eric Christopher <echristo@apple.com>
23501 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23502 limitations on darwin.
23504 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23507 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23509 2007-04-02 Dave Korn <dave.korn@artimi.com>
23511 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23513 2007-04-02 Dave Korn <dave.korn@artimi.com>
23515 * libgcc2.h (exception_descriptor): Don't forward-declare.
23516 (__get_eh_table_language, __get_eh_table_version): Delete
23517 prototypes of long-dead functions.
23519 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23521 * ebitmap.h: New file
23522 * ebitmap.c: New file
23523 * Makefile.in (ebitmap.o): New target.
23525 2007-04-01 Jan Hubicka <jh@suse.cz>
23527 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23528 before very first instruction.
23530 2007-04-01 Jan Hubicka <jh@suse.cz>
23532 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23533 waring on 64bit hosts.
23534 * bitmap.h: Fix typo in bitmap_head_def.
23536 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23538 PR rtl-optimization/31391
23539 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23540 into a DELETED_LABEL note, and the label is in an empty basic
23541 block, update BB_END as well as BB_HEAD.
23543 2007-04-01 Richard Henderson <rth@redhat.com>
23545 PR tree-optimization/31169
23546 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23547 to varying if the range is outside [0, prec-1].
23549 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23552 * config/mips/mips.md (load_const_gp): New insn.
23553 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23554 the MIPS16 GP pseudo register if no_new_pseudos.
23555 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23557 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23560 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23562 (call_value): Likewise.
23564 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23565 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23568 * doc/invoke.texi: (optimization options): Reword description
23569 of -ffast-math. Document its primary purpose.
23571 2007-03-31 Richard Guenther <rguenther@suse.de>
23573 * omp-low.c (splay-tree.h): Include.
23574 (lookup_decl): Replace splay-tree usage by pointer-map.
23575 (maybe_lookup_decl): Likewise.
23576 (new_omp_context): Likewise.
23577 (delete_omp_context): Likewise.
23578 * gimplify.c (splay-tree.h): Include.
23579 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23581 (remap_ssa_name): Likewise.
23582 (remap_decl): Likewise.
23583 (remap_type_1): Likewise.
23584 (remap_type): Likewise.
23585 (copy_body_r): Likewise.
23586 (expand_call_inline): Likewise.
23587 (clone_body): Likewise.
23588 (copy_tree_r): Likewise.
23589 (remap_save_expr): Likewise.
23590 (unsave_r): Likewise.
23591 (unsave_expr_now): Likewise.
23592 (tree_function_versioning): Likewise.
23593 (build_duplicate_type): Likewise.
23594 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23595 (struct copy_body_data): Replace splay-tree by pointer-map.
23596 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23597 not $(SPLAY_TREE_H).
23598 (gimplify.o): Depend on $(SPLAY_TREE_H).
23599 (omp-low.p): Likewise.
23601 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23603 * config/avr/predicates.md (even_register_operand,
23604 odd_register_operand): New predicates.
23605 * config/avr/avr.md (movw peephole2): New.
23606 (movw_r peephole2): New.
23608 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23610 * tree.h (get_signed_or_unsigned_type): New.
23611 * fold-const.c (operand_equal_for_comparison_p): Use
23612 get_signed_or_unsigned_type instead of
23613 lang_hooks.types.signed_or_unsigned_type.
23614 * expr.c (store_expr): Ditto.
23615 * langhooks.c (get_signed_or_unsigned_type): New.
23616 (lhd_signed_or_unsigned_type): New.
23617 * langhooks.h (lhd_signed_or_unsigned_type): New.
23618 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23620 2007-03-30 Richard Henderson <rth@redhat.com>
23622 * tree-ssa-loop-ivopts.c: Include target.h.
23623 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23624 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23625 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23626 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23628 2007-03-30 Richard Henderson <rth@redhat.com>
23629 Kai Tietz <kai.tietz@onevision.com>
23631 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23632 default for 64-bit.
23633 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23634 (TARGET_64BIT_MS_ABI): New.
23635 (DBX_REGISTER_NUMBER): Handle 64-bit.
23636 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23637 (LONG_TYPE_SIZE): Force to 32.
23638 (REG_PARM_STACK_SPACE): New.
23639 (OUTGOING_REG_PARM_STACK_SPACE): New.
23640 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23641 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23642 (STACK_BOUNDARY): Use 128 for 64-bit.
23643 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23644 Add 64-bit implementation.
23645 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23647 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23648 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23649 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23650 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23651 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23652 TARGET_64BIT_MS_ABI.
23653 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23654 (ix86_pass_by_reference): Likewise.
23655 (ix86_function_value_regno_p): Likewise.
23656 (ix86_build_builtin_va_list): Likewise.
23657 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23658 (function_arg_advance_ms_64): New.
23659 (function_arg_advance): Call it.
23660 (function_arg_ms_64): New.
23661 (function_arg): Call it.
23662 (function_value_ms_64): New.
23663 (ix86_function_value_1): Call it.
23664 (return_in_memory_ms_64): New.
23665 (ix86_return_in_memory): Call it.
23666 (setup_incoming_varargs_ms_64): New.
23667 (ix86_setup_incoming_varargs): Call it.
23668 (ix86_expand_prologue): Handle 64-bit stack probing.
23669 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23670 (output_pic_addr_const): Likewise.
23671 (x86_this_parameter): Likewise.
23672 (x86_output_mi_thunk): Likewise.
23673 (x86_function_profiler): Likewise.
23674 (TARGET_STRICT_ARGUMENT_NAMING): New.
23675 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23676 (TARGET_64BIT_MS_ABI): New.
23677 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23678 * config/i386/i386.md (allocate_stack_worker): Remove.
23679 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23680 describe the clobber of eax without a match_scratch.
23681 (allocate_stack_worker_postreload): Remove.
23682 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23683 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23684 (allocate_stack_worker_rex64_postreload): Remove.
23685 (allocate_stack): Handle 64-bit.
23686 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23687 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23688 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23689 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23690 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23691 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23692 * config.build (x86_64-*-mingw*): New host.
23693 * config.host (x86_64-*-mingw*): New host.
23694 * config.gcc (x86_64-*-mingw*): New target.
23695 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23697 2007-03-30 Richard Henderson <rth@redhat.com>
23698 Kai Tietz <kai.tietz@onevision.com>
23700 * c-pragma.c (struct def_pragma_macro_value): New.
23701 (struct def_pragma_macro): New.
23702 (pushed_macro_table): New.
23703 (dpm_hash, dpm_eq): New.
23704 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23705 (init_pragma): Install them.
23706 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23708 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23710 * config/avr/avr.c (avr_override_options): Clear
23711 'flag_delete_null_pointer_checks'.
23713 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23716 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23717 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23718 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23719 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23720 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23721 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23722 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23724 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23726 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23728 * regmove.c: Move all of pass_stack_adjustments from here...
23729 * combine-stack-adj.c: ...to this new file.
23730 * Makefile.in: Add rules for combine-stack-adj.o.
23732 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23734 PR tree-optimization/31383
23735 * tree-data-ref.c (affine_function_equal_p): Do not require the
23736 vectors to have the same length.
23738 2007-03-30 Jan Hubicka <jh@suse.cz>
23740 PR middle-end/30700
23741 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23742 availablility; add more sanity checking; ask varpool only about
23745 2007-03-29 Richard Henderson <rth@redhat.com>
23747 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23748 to decide, but __SIZEOF_LONG_LONG__.
23750 2007-03-29 Richard Henderson <rth@redhat.com>
23752 * emutls.c (struct __emutls_array): New.
23753 (emutls_destroy): Use it instead of casting element 0 from void*.
23754 (__emutls_get_address): Likewise.
23756 2007-03-29 Richard Henderson <rth@redhat.com>
23758 * varasm.c (initializer_constant_valid_p): Don't deny
23759 DECL_DLLIMPORT_P on functions.
23761 * config/i386/cygming.h: Remove function declarations.
23762 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23763 (ASM_OUTPUT_LABELREF): Remove.
23764 (COMMON_ASM_OP): Remove.
23765 (ASM_OUTPUT_COMMON): Remove.
23766 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23767 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23768 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23769 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23770 Rename from TARGET_ENCODE_SECTION_INFO.
23771 * config/i386/netware.h: Likewise.
23772 * config/i386/i386-protos.h: Update.
23773 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23774 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23775 (legitimate_constant_p): Reject dllimports.
23776 (dllimport_map, get_dllimport_decl): New.
23777 (legitimize_dllimport_symbol): New.
23778 (legitimize_address, ix86_expand_move): Use it.
23779 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23780 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23781 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23782 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23783 * config/i386/predicates.md (constant_call_address_operand): Only
23784 accept symbols; reject dllimport_p symbols.
23785 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23786 i386_pe_maybe_record_exported_symbol.
23787 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23788 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23789 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23790 trust the setting of DECL_DLLIMPORT_P.
23791 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23792 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23793 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23794 tidy the argument scanning loop.
23795 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23796 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23797 (i386_pe_strip_name_encoding): Remove.
23798 (i386_pe_binds_local_p): New.
23799 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23800 (i386_pe_output_labelref): Remove.
23801 (i386_pe_asm_output_aligned_decl_common): New.
23802 (i386_pe_maybe_record_exported_symbol): Rename from
23803 i386_pe_record_exported_symbol; check for dllexported symbols.
23805 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23807 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23808 add comment explaining why vsnprintf cannot be used.
23810 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23812 PR tree-optimization/30666
23813 * tree.c (build_complex_type): When creating type names for DWARF2
23814 debug info, create TYPE_DECLs for TYPE_NAME instead of
23816 (build_common_tree_nodes_2): Use build_complex_type when building
23817 predefined complex types, to preserve canonical types.
23819 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23821 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23822 (noce_get_alt_condition): Look at it to determine whether to
23823 reverse the condition or not.
23824 (noce_get_condition): Substitute the truth for lies.
23825 (noce_find_if_block): Set the then_else_reversed field.
23827 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23829 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23830 destination of this insn.
23831 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23832 than calling gen_rtx_SET directly. Use r0 to hold the value of
23833 'address + 4' rather than a stack based temporary which can be
23834 mis-optimized away.
23836 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23838 * config/s390/s390.c (s390_secondary_input_reload_class,
23839 s390_secondary_output_reload_class): Functions removed.
23840 (s390_secondary_reload): New function.
23841 (TARGET_SECONDARY_RELOAD): Target macro defined.
23842 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23843 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23844 * config/s390/s390.md ("reload_outti", "reload_outdi",
23845 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23846 "reload_out<mode>"): Expanders removed.
23847 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23848 "reload<mode>_nonoffmem_out"): Expanders added.
23850 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23852 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23853 action if SRC->DEST replacement failed anyway.
23855 2007-03-28 Mike Stump <mrs@apple.com>
23857 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23858 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23859 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23861 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23863 * config.gcc: Accept barcelona as a variant of amdfam10.
23864 * config/i386/i386.c (override_options): Likewise.
23865 * doc/invoke.texi: Likewise.
23867 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23869 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23870 offsets for BIT_FIELD_REF and COMPONENT_REF.
23872 2007-03-28 Richard Guenther <rguenther@suse.de>
23874 * tree.c (is_global_var): Move ...
23875 * tree-flow-inline.h (is_global_var): ... here.
23876 * tree.h (is_global_var): Remove declaration.
23878 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23880 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23882 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23883 * config/i386/i386.c (ix86_tune_features): Initialize new
23885 * config/i386/predicates.md (promotable_binary_operator): Use
23886 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23888 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23891 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23893 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23895 * config/fr30/fr30.md (movsi_internal): Change destination
23896 constraint from m to V and add m to the end.
23898 2007-03-28 Christian Bruel <christian.bruel@st.com>
23900 * config/sh/sh.md (movsi_i): Fix type attribute.
23902 2007-03-28 Christian Bruel <christian.bruel@st.com>
23904 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23905 (movsf_ie): Likewise.
23907 2007-03-28 Christian Bruel <christian.bruel@st.com>
23909 * config.gcc: Add sh4-300 to multilib.
23910 * config/sh/t-mlib-sh4-300: New file.
23912 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23914 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23915 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23916 fix_trunc<mode>di2.
23917 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23918 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23919 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23920 "fixuns_trunctddi2"): Whitespace fix.
23922 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23924 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23925 the definition of struct sh_args.
23926 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23927 CALL_COOKIE_INT_REG_GET): Likewise.
23929 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23931 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23932 transformations are applied successfully.
23934 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23936 * tree.c (tree_contains_struct): Permit 512 tree codes.
23937 * tree.h (tree_contains_struct): Ditto.
23938 (MAX_TREE_CODES): Ditto.
23939 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23940 SPARE member to store remaining padding bits.
23942 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23944 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23947 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23949 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23950 * configure: Regenerate.
23952 * configure: Regenerate using the correct version of autoconf.
23954 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23956 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23958 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23959 regs to "__SP_L__" and "__SP_H__".
23961 2007-03-27 Richard Guenther <rguenther@suse.de>
23963 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23964 computations with it with a HOST_WIDE_INT variable.
23966 2007-03-26 Mike Stump <mrs@apple.com>
23968 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23969 objective-c-header, objective-c++-header and objc++-cpp-output
23971 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23973 2007-03-26 Richard Henderson <rth@redhat.com>
23976 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23977 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23978 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23979 IX86_BUILTIN_PSRLQ128): New.
23980 (ix86_init_mmx_sse_builtins): Add them.
23981 (ix86_expand_builtin): Expand them.
23982 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23983 operand 2 be TImode.
23984 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23985 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23986 _mm_srli_epi64): Mark __B const.
23987 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23988 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23989 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23990 new two-vector shift builtins.
23992 2007-03-26 Ian Lance Taylor <iant@google.com>
23994 PR tree-optimization/31345
23995 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23996 [+INF, +INF(OVF)] into VARYING.
23998 2007-03-26 Zack Weinberg <zackw@panix.com>
24000 * gengtype-parse.c: New file.
24001 * gengtype-yacc.y: Delete.
24002 * gengtype-lex.l: Don't include gengtype-yacc.h.
24003 Define YY_DECL and yyterminate appropriately for recursive
24004 descent parser. yylval is now a string out-parameter to yylex.
24005 (HWS, EOID): New shorthand.
24006 (IWORD): Add a couple more types.
24007 (yylex): Add a setup stanza. Remove the complex rules for
24008 detecting GTY'ed types and typedefs; replace with simple
24009 keyword detectors. Adjust everything for the changed
24010 definition of yylval. Ignore all pp-directives, not just #define.
24012 (parse_file): Rename yybegin; do not call yyparse.
24014 * gengtype.c (xasprintf): Export again.
24015 (this_file): New. Use everywhere __FILE__ was being used.
24016 (get_lang_bitmap): Special case types defined in gengtype.c.
24017 (do_typedef, new_structure): Suppress definition of certain types.
24018 (new_structure): Improve diagnostics of duplicate definitions.
24019 Make sure location_s is associated with input.h.
24020 (nreverse_pairs, define_location_structures): New functions.
24021 (main): Improve tagging of kludge types. Remove old kludges
24022 for input.h types; use define_location_structures.
24023 * gengtype.h: Update prototypes. Define token codes here.
24024 * Makefile.in: Remove all references to gengtype-yacc.
24025 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24027 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24028 add GTY((skip)) to the field that's only conditionally there.
24029 * doc/install.texi: Document that Bison is no longer required
24030 unless building treelang.
24032 * gengtype.c: Don't include gtyp-gen.h.
24033 (srcdir): Declare here.
24034 (base_files, lang_dir_names): Allocate dynamically.
24035 (gt_files, num_gt_files, num_lang_dirs): New globals.
24036 (measure_input_list, read_input_line, read_input_list)
24037 (set_lang_bitmap): New functions.
24038 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24039 simplify, relying on read_input_list to set up the bitmaps.
24040 (main): Arguments are no longer unused. Check for correct number
24041 of command line arguments, set srcdir and srcdir_len, then call
24042 read_input_list, before doing anything else. No need to worry
24043 about duplicates in main loop.
24044 * configure.ac: Simplify the calculation of all_gtfiles.
24045 Put language tags in there. Don't set or substitute
24046 all_gtfiles_files_langs or all_gtfiles_files_frags.
24047 * Makefile.in: Revamp the way gengtype is invoked, now that it
24048 takes a file on its command line with a much simpler format.
24049 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24050 (GTFILES): Remove duplicates and C source files.
24051 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24052 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24053 * configure: Regenerate.
24055 * gengtype.h: Remove all type definitions to gengtype.c; leave
24056 only definitions of options_p, type_p, and pair_p as opaque
24057 pointers. Update prototypes.
24058 * gengtype.c: Many type definitions moved here from gengtype.h.
24059 Consolidate type definitions at the top of the file.
24060 (xvasprintf): Delete.
24061 (xasprintf): Make static.
24062 (create_nested_pointer_option): Add 'next' parameter.
24063 (create_field_all, create_field_at): New functions.
24064 (create_field): Now a thin wrapper around create_field_all.
24065 (create_optional_field): Rename create_optional_field_ and add
24066 line argument. Original name is now a macro which supplies
24068 (oprintf): Use vsnprintf directly.
24069 (close_output_files): Use fatal rather than perror/exit.
24070 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24071 (main): Set progname. Don't use exit.
24072 * gengtype-yacc.y (struct_fields): Use create_field_at.
24073 (option, optionseqopt): Delete.
24074 (optionseq): Consolidate productions from option here so we
24075 can use the first argument to create_option.
24077 * gengtype-lex.l: Distinguish unions from structures in the
24078 token type. Don't call find_structure; return the tag as a string.
24079 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24080 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24081 string. Reorganize typedef_struct production accordingly.
24082 Use create_nested_ptr_option.
24083 * gengtype.c (create_nested_ptr_option): New function.
24084 * gengtype.h: Declare it.
24086 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24087 (string_type): Don't declare.
24088 (do_scalar_typedef): Declare.
24089 (create_scalar_type): Update prototype.
24090 * gengtype.c (string_type): Make static.
24091 (scalar_nonchar, scalar_char): New.
24092 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24093 (resolve_typedef): Use scalar_nonchar for error recovery.
24094 (create_scalar_type): Remove name_len field. Return scalar_char
24095 or scalar_nonchar as appropriate.
24096 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24097 to use string_type.
24098 (throughout): Use scalar_nonchar instead of calling
24099 create_scalar_type, whenever possible.
24100 (main): Initialize scalar_char and scalar_nonchar before calling
24102 * gengtype-lex.l: Adjust for removal of second argument to
24103 create_scalar_type. Use yylval.s instead of yylval.t when
24105 * gengtype-yacc.y: Type of SCALAR is string. Call
24106 create_scalar_type from type:SCALAR rule. Adjust for removal of
24107 second argument to create_scalar_type.
24109 * vec.h: Remove all #if IN_GENGTYPE blocks.
24110 Add comment saying that changes may require adjustments to gengtype.
24111 * gengtype.c: Don't include coretypes.h or tm.h.
24112 Add comment to inclusion of errors.h.
24113 (note_def_vec, note_def_vec_alloc): New functions.
24114 * gengtype.h: Declare new functions.
24115 * gengtype-lex.l: Don't include coretypes.h.
24116 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24118 (update_lineno): Remove unnecessary prototype.
24119 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24120 (VEC rule): Just return VEC_TOKEN.
24121 * gengtype-yacc.y (VEC_TOKEN): New token type.
24122 (type): Add a production for VEC(a,b).
24123 * Makefile.in: Update dependencies.
24125 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24126 typedefs that use the old PARAMS macro.
24128 * gengtype-lex.l: Remove all rules and states relating to yacc
24130 * gengtype-yacc.y: Similarly.
24131 * gengtype.c (note_yacc_type): Delete function.
24132 * gengtype.h: Update prototypes.
24134 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24136 * tree-pretty-print.c (dump_generic_node): Report precision of
24137 unnamed integer types.
24139 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24141 * ifcvt.c (noce_try_store_flag_constants): Don't check
24142 no_new_pseudos here.
24143 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24144 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24145 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24146 noce_try_sign_mask): Likewise.
24147 (if_convert): Check no_new_pseudos here.
24149 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24151 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24152 (noce_get_condition): Handle new then_else_reversed argument.
24153 (noce_init_if_info): Remove, fold into noce_find_if_block.
24154 (noce_process_if_block): Take a struct noce_if_info as the
24155 argument. Don't set up one based on ce_if_info. Update pointer
24156 references accordingly.
24157 (cond_move_process_if_block): Likewise.
24158 (process_if_block): Removed.
24159 (find_if_block): Removed. Move functionality two new functions,
24160 noce_find_if_block and cond_exec_find_if_block.
24161 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24162 blocks and the symmetric IF-ELSE-JOIN case.
24163 (cond_exec_find_if_block): Also new function mostly based on old
24164 find_if_block and process_if_block.
24165 (find_if_header): Replace find_if_block call with separately
24166 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24167 (find_cond_trap): Update noce_get_condition call.
24168 (dead_or_predicable): Likewise.
24170 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24172 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24174 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24175 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24176 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24177 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24178 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24179 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24180 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24181 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24182 __builtin_ia32_psrad128 builtins.
24184 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24186 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24187 * config/i386/constraints.md
24188 (define_constraint "I"): Use IN_RANGE macro.
24189 (define_constraint "J"): Ditto.
24190 (define_constraint "K"): Ditto.
24191 (define_constraint "M"): Ditto.
24192 (define_constraint "N"): Ditto.
24193 (define_constraint "O"): Ditto.
24194 * config/i386/predicates.md
24195 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24196 (define_predicate "const_0_to_3_operand"): Ditto.
24197 (define_predicate "const_0_to_7_operand"): Ditto.
24198 (define_predicate "const_0_to_15_operand"): Ditto.
24199 (define_predicate "const_0_to_63_operand"): Ditto.
24200 (define_predicate "const_0_to_255_operand"): Ditto.
24201 (define_predicate "const_1_to_31_operand"): Ditto.
24202 (define_predicate "const_2_to_3_operand"): Ditto.
24203 (define_predicate "const_4_to_7_operand"): Ditto.
24205 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24207 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24208 in SImode for save_world.
24209 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24212 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24214 PR tree-optimization/30784
24215 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24218 2007-03-25 Revital Eres <eres@il.ibm.com>
24220 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24221 Fold movement_possibility function into it.
24223 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24225 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24226 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24227 (call_indirect_nonlocal_darwin64): Same.
24228 (call_nonlocal_darwin64): Same.
24229 (call_value_indirect_nonlocal_darwin64): Same.
24230 (call_value_nonlocal_darwin64): Same.
24231 (sibcall_nonlocal_darwin64): Same.
24232 (sibcall_value_nonlocal_darwin64): Same.
24233 (sibcall_symbolic_64): Same.
24234 (sibcall_value_symbolic_64): Same.
24235 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24237 (rs6000_emit_load_toc_table): Same.
24238 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24239 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24241 (divss_call): Same.
24242 (divus_call): Same.
24243 (quoss_call): Same.
24244 (quous_call): Same.
24245 (load_toc_v4_pic_si): Same
24246 (load_toc_v4_PIC_1): Same.
24247 (load_toc_v4_PIC_1b): Same.
24248 (call_indirect_aix{32,64}): Same.
24249 (call_value_indirect_aix{32,64}): Same.
24251 (call_value): Same.
24252 (call_local{32,64}): Same.
24253 (call_value_local{32,64}): Same.
24254 (call_indirect_nonlocal_aix{32,64}): Same.
24255 (call_nonlocal_aix{32,64}): Same.
24256 (call_value_indirect_nonlocal_aix{32,64}): Same.
24257 (call_value_nonlocal_aix{32,64}): Same.
24258 (call_indirect_nonlocal_sysv<mode>): Same.
24259 (call_nonlocal_sysv<mode>): Same.
24260 (call_value_indirect_nonlocal_sysv<mode>): Same.
24261 (call_value_nonlocal_sysv<mode>): Same.
24263 (sibcall_local{32,64}): Same.
24264 (sibcall_value_local{32,64}): Same.
24265 (sibcall_nonlocal_aix{32,64}): Same.
24266 (sibcall_value_nonlocal_aix{32,64}): Same.
24267 (sibcall_nonlocal_sysv<mode>): Same.
24268 (sibcall_value): Same.
24269 (sibcall_value_nonlocal_sysv<mode>): Same.
24271 2007-03-24 Paul Brook <paul@codesourcery.com>
24273 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24274 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24276 2007-03-24 Richard Henderson <rth@redhat.com>
24278 * config/ia64/constraints.md: New file.
24279 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24280 satisfies_constraint_?.
24281 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24282 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24283 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24284 ia64_output_mi_thunk): Likewise.
24285 (ia64_const_ok_for_letter_p): Remove.
24286 (ia64_const_double_ok_for_letter_p): Remove.
24287 (ia64_extra_constraint): Remove.
24288 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24289 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24290 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24291 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24292 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24293 EXTRA_MEMORY_CONSTRAINT): Remove.
24294 * config/ia64/ia64.md: Include constriants.md. Replace
24295 CONST_OK_FOR_? with satisfies_constraint_?.
24297 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24298 H.J. Lu <hongjiu.lu@intel.com>
24300 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24302 (name macros): Use DPD_BID_NAME to convert names properly.
24304 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24305 decimal floating point format.
24306 (init_floating_libfuncs): Change decimal functions so that they
24307 have a "bid_" prefix if the decimal system uses the BID format,
24308 and "dpd_" prefix if the decimal system uses the DPD format.
24309 (init_interclass_conv_libfuncs): Ditto.
24310 (init_intraclass_conv_libfuncs): Ditto.
24312 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24313 using the BID format.
24315 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24316 whether we are using the BID decimal format.
24317 * configure: Regenerate.
24319 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24320 the compiler has decimal floating point enabled. Define
24321 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24324 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24325 using the BID format.
24327 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24328 whether we are using the BID decimal format.
24329 * configure: Regenerate.
24331 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24332 the compiler has decimal floating point enabled. Define
24333 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24336 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24337 options, and that it is enabled for i386/x86_64 systems.
24339 * Makefile.in (enable_decimal_float): New.
24341 (DECNUMINC): Add -I$(DECNUMFMT).
24342 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24343 to $(DECNUMFMT) from $(DECNUM).
24345 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24346 Substitute enable_decimal_float.
24347 * configure: Regenerated.
24350 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24353 * configure.ac: Enable decimal float for x86_64-*-linux*.
24354 * configure: Regenerated.
24357 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24358 decimal128ClearSign to flip and clear the sign bit in decimal128.
24359 (decimal_real_maxval): Set decimal128SetSign to set the sign
24362 2007-03-23 Ian Lance Taylor <iant@google.com>
24364 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24366 2007-03-23 Ian Lance Taylor <iant@google.com>
24368 * tree-dump.c (dump_files): Correct comment.
24370 2007-03-23 Ian Lance Taylor <iant@google.com>
24372 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24374 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24376 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24377 in cfglayout mode. Don't go into and out of cfglayout mode.
24378 Link the blocks in the order of the constructed traces.
24379 (rest_of_handle_tracer): Adjust call to tracer.
24380 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24381 Don't go into cfglayout mode.
24382 (rtl_loop_done): Don't go out of cfglayout mode.
24383 * cfglayout.c (relink_block_chain): New function, split out from...
24384 (fixup_reorder_chain): ...here. Remove redundant checking.
24385 (cfg_layout_finalize): Don't clear the header, footer, and aux
24386 fields here, move the code to do so to relink_block_chain. Likewise
24387 for free_original_copy_tables.
24388 * rtl.h (tracer): Update prototype.
24389 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24390 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24391 mode. Use relink_block_chain to serialize the CFG according to the
24392 new basic block order. Move targetm.cannot_modify_jumps_p check from
24394 (gate_handle_reorder_blocks): ...to here.
24395 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24397 (gate_duplicate_computed_gotos): ...to here.
24398 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24399 something always changes when going into and out of cfglayout mode.
24400 Perform an expensive cfg cleanup while going into cfglayout mode.
24401 Always update liveness information on HAVE_conditional_execution
24402 targets. Reserialize the basic blocks and go out of cfglayout mode.
24403 * reg-stack.c: Include cfglayout.h.
24404 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24405 the call to reorder_basic_blocks.
24406 * basic-block.h (reorder_basic_blocks): Update prototype.
24407 (relink_block_chain): New prototype.
24408 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24410 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24412 * config/mips/mips.md (type, hazard, *movdi_32bit,
24413 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24414 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24415 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24416 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24417 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24419 (movcc): Change first xfer to multi.
24420 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24421 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24422 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24423 config/mips/generic.md: Change reservations using "xfer" to use
24425 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24426 using match_operand.
24427 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24428 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24430 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24432 2007-03-22 Richard Henderson <rth@redhat.com>
24434 * config/i386/i386.c: Remove unnecessary function declarations.
24435 Move targetm definition, and all related macros, to the end of
24436 the file. Resort some functions to put definitions before uses.
24437 (ix86_attribute_table): Make static. Move to end of file.
24438 (ix86_gimplify_va_arg): Make static.
24440 2007-03-22 Richard Henderson <rth@redhat.com>
24442 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24443 don't increase local_regparm with force_align_arg_pointer check.
24444 (ix86_function_sseregparm): Assert 32-bit.
24445 (type_has_variadic_args_p): New.
24446 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24447 type_has_variadic_args_p.
24448 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24449 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24450 use memset instead. Do maybe_vaarg check first; skip attribute
24451 tests if true; skip attribute tests for 64-bit.
24452 (construct_container): Remove TARGET_DEBUG_ARG.
24453 (function_arg_advance_32, function_arg_advance_64): Split out ...
24454 (function_arg_advance): ... from here.
24455 (function_arg_32, function_arg_64): Split out ...
24456 (function_arg): ... from here.
24457 (ix86_pass_by_reference): Tidy.
24458 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24459 (function_value_32): New, from parts of ix86_function_value
24460 and ix86_value_regno.
24461 (function_value_64): New, from parts of ix86_function_value
24462 and ix86_libcall_value.
24463 (ix86_function_value_1): New.
24464 (ix86_function_value, ix86_libcall_value): Use it.
24465 (return_in_memory_32, return_in_memory_64): Split out ...
24466 (ix86_return_in_memory): ... from here.
24467 (ix86_struct_value_rtx): Skip for 64-bit.
24468 (ix86_libcall_value, ix86_value_regno): Remove.
24469 (setup_incoming_varargs_64): Split out ...
24470 (ix86_setup_incoming_varargs): ... from here.
24471 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24472 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24473 * config/i386/i386-protos.h (ix86_function_value): Remove.
24474 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24476 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24479 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24480 infinities not supported, otherwise emit warning if -Woverflow. On
24481 underflow, emit warning if -Woverflow.
24482 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24484 * real.h (real_from_string): Update declaration
24486 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24487 Richard Henderson <rth@redhat.com>
24489 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24490 * calls.c (compute_argument_block_size, expand_call,
24491 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24492 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24493 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24494 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24495 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24496 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24497 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24498 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24501 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24503 * c-incpath.c (add_sysroot_to_chain): New.
24504 (merge_include_chains): Add sysroot argument. Call
24505 add_sysroot_to_chain if sysrooted.
24506 (register_include_chains): Update call to merge_include_chains.
24507 * doc/cppopts.texi: Document use of '=' in include directory
24510 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24512 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24513 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24514 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24515 insn pattern using X87MODEF12 mode macro.
24517 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24519 * regmove.c (regmove_optimize): Use reg_mentioned_p
24520 instead of reg_overlap_mentioned_p for DST.
24522 2007-03-21 Mike Stump <mrs@apple.com>
24524 * c.opt: Fixup for Objective-C/C++.
24526 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24528 * explow.c (convert_memory_address): Fold memory reference when
24529 POINTERS_EXTEND_UNSIGNED < 0
24531 2007-03-21 Richard Henderson <rth@redhat.com>
24534 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24535 * config/i386/mmintrin.h (__m64): Likewise.
24536 * config/i386/xmmintrin.h (__m128): Likewise.
24538 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24540 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24541 (VXWORKS_OS_CPP_BUILTINS): Define.
24542 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24543 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24545 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24547 * rtl.h (constant_pool_reference_p): Delete.
24548 (find_constant_src): Declare.
24549 * rtlanal.c (find_constant_src): New function.
24550 * simplify-rtx.c (constant_pool_reference_p): Delete.
24551 * config/i386/i386.md: Use find_constant_src instead of
24552 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24554 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24556 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24557 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24559 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24561 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24562 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24563 (arm_elf_asm_constructor): Use it.
24564 (arm_elf_asm_destructor): New function.
24566 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24568 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24570 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24572 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24574 2007-03-19 Andrew Haley <aph@redhat.com>
24576 PR tree-optimization/31264
24577 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24578 VIEW_CONVERT_EXPRs.
24580 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24582 PR rtl-optimization/30907
24583 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24584 (fwprop_init): Always call loop_optimizer_initialize.
24585 (fwprop_done): Always call loop_optimizer_finalize.
24586 (fwprop): We always have loop info now.
24587 (gate_fwprop_addr): Remove.
24588 (pass_fwprop_addr): Use gate_fwprop as gate.
24590 PR rtl-optimization/30841
24591 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24592 df_chain_alloc): Call df_reorganize_refs unconditionally.
24593 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24594 refs_organized to refs_organized_size.
24595 (df_ref_create_structure): Use refs_organized_size instead of
24596 bitmap_size if refs had been organized, and keep refs_organized_size
24598 * df.h (struct df_ref_info): Change refs_organized to
24599 refs_organized_size.
24600 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24603 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24605 * except.c (output_function_exception_table): Do not reference the
24606 EH personality routine for functions that do not require an
24609 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24612 * c-typeck.c (convert_for_assignment): Call comptypes for
24613 RECORD_TYPE or UNION_TYPE.
24615 PR inline-asm/30505
24616 * reload1.c (reload): Do invalid ASM checking after
24617 cleanup_subreg_operands.
24619 2007-03-19 Jeff Law <law@redhat.com>
24621 * tree-cfg.c (find_taken_edge): Tighten conditions for
24622 optimizing computed gotos.
24624 2007-03-19 Michael Matz <matz@suse.de>
24626 * builtins.c (expand_builtin_sync_operation,
24627 expand_builtin_compare_and_swap,
24628 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24631 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24632 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24635 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24637 * doc/tm.texi: Add brackets around the return type of
24638 TARGET_SECONDARY_RELOAD.
24640 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24641 Richard Guenther <rguenther@suse.de>
24643 PR tree-optimization/31254
24644 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24645 Use handled_component_p () where appropriate. Continue
24646 propagating into the rhs if we propagated into an INDIRECT_REF
24649 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24651 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24652 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24653 (xde, xdee): Mode attributes adjusted to support DFP modes.
24654 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24655 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24656 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24657 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24658 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24659 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24660 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24662 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24663 "movsf"): Insn definitions removed.
24664 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24665 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24666 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24668 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24669 "reload_in<mode>", "reload_out<mode>"): Expander added.
24670 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24673 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24675 * config/s390/s390.md: Only non-functional changes. Renamed
24676 FPR mode macro to BFP all over the file.
24678 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24680 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24681 (op_type attribute): RRF instruction type added.
24682 (fT0): New mode attribute.
24683 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24684 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24685 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24686 instruction no secondary memory is needed when moving DFmode values
24687 between GPRs and FPRs.
24689 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24691 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24692 inverted and documentation adjusted.
24693 ("mhard-dfp", "msoft-dfp"): New options.
24694 * config/s390/s390.c (s390_handle_arch_option): New architecture
24696 (override_options): Sanity checks for the new options added.
24697 * config.gcc: New architecture switch: z9-ec.
24698 * config/s390/s390.h (processor_flags): PF_DFP added.
24699 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24700 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24701 when the bit is NOT set so remove it from the defaults.
24703 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24705 * genemit.c (main): Print include statement for dfp.h.
24706 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24709 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24711 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24713 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24716 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24717 instead of PATTERN.
24719 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24721 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24722 attr_length_call, output_call, output_indirect_call): Cleanup
24723 formatting of targetm calls.
24725 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24727 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24729 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24731 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24732 reservation, bypass and anti-bypass descriptions for these
24733 instructions. Update move patterns.
24734 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24737 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24739 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24740 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24741 (get_initial_def_for_reduction): Likewise.
24743 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24745 Fix PR tree-optimization/29922
24746 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24747 (get_representative): Removed.
24748 (value_dies_in_block_x): Update for rvuse removal.
24749 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24750 (compute_antic_aux): Handle when PHI nodes appear in
24751 non-single-successors.
24752 (dump_bitmap_of_names): Removed.
24753 (compute_antic_safe): Renamed and removed rvuse calculation.
24754 Calculate only antic safe.
24755 (insert_into_preds_of_block): Remove assert.
24756 (execute_pre): Update for renamed functions.
24757 (defer_or_phi_translate_block): New function.
24759 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24761 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24762 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24764 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24765 Follow spelling conventions.
24767 * tree-data-ref.h: Remove the prototype for analyze_array.
24769 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24771 PR tree-optimization/31041
24772 * tree-vect-transform.c (get_initial_def_for_induction): Call
24773 force_gimple_operand.
24775 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24777 * ipa-type-escape.c (look_for_casts) : Revert code to use
24778 handled_component_p due to ada test a-numaux.adb.
24780 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24782 * final.c (final_scan_insn): Alter the condition of a
24783 conditional trap if we have nonstandard CC.
24785 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24787 * configure.ac: Remove excess quoting from asm line 0 test.
24788 * configure: Rebuilt.
24790 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24792 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24793 * c-common.c (convert_and_check): Move warning logic to...
24794 (warnings_for_convert_and_check): ...here. Define.
24795 * c-common.h (warnings_for_convert_and_check): Declare.
24797 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24799 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24800 (output_call): Likewise.
24802 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24804 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24806 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24808 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24810 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24812 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24813 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24815 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24817 PR tree-optimization/31183
24818 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24819 Use double_int instead of unsigned int for representing access_strides.
24820 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24822 2007-03-16 Richard Guenther <rguenther@suse.de>
24824 PR tree-optimization/31146
24825 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24826 to allow recursion of forward_propagate_addr_expr.
24827 (forward_propagate_addr_into_variable_array_index): Likewise.
24828 (forward_propagate_addr_expr): Likewise.
24829 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24830 (forward_propagate_addr_expr_1): Recurse on simple copies
24831 instead of propagating into them. Do so for useless conversions
24833 (forward_propagate_addr_expr): Clean up unused statements after
24836 2007-03-16 Richard Guenther <rguenther@suse.de>
24838 * builtins.c (expand_builtin_cexpi): Use the right argument
24839 for the expansion via cexp.
24841 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24843 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24844 * configure: Rebuilt.
24846 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24849 * dwarf2out.c (force_type_die): Adjust comment.
24850 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24852 2007-03-15 DJ Delorie <dj@redhat.com>
24854 * config/frv/predicates.md (minmax_operator): Don't check operands
24857 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24859 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24860 Update constant estimates of number of iterations.
24861 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24862 argument renamed to "realistic".
24863 (compute_estimated_nb_iterations): Removed.
24864 (record_niter_bound): New function.
24865 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24866 call record_nonwrapping_iv with upper = false.
24867 (infer_loop_bounds_from_signedness): Pass upper argument to
24868 record_nonwrapping_iv.
24869 (estimate_numbers_of_iterations_loop): Do not call
24870 compute_estimated_nb_iterations. Record estimate based on profile
24871 information. Initialize the constant estimates of number of
24873 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24875 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24876 number of iterations is too small.
24877 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24878 (EST_NOT_AVAILABLE): Removed.
24879 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24880 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24883 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24885 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24886 Handle NE_EXPR guards.
24888 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24891 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24892 Set also -pedantic-errors by default for the preprocessor unless
24893 -fpermissive is given.
24895 2007-03-15 Richard Guenther <rguenther@suse.de>
24897 PR middle-end/29719
24898 PR middle-end/31161
24899 * builtins.c (expand_builtin_cexpi): As a fallback if we
24900 don't have builtins for sincos or cexp create a function
24901 declaration for cexp and expand to a call to that.
24902 (expand_builtin_int_roundingfn): Always fall
24903 back to floor/ceil and its variants even if they may be
24906 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24908 PR middle-end/31159
24909 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24910 jump tables, move the call to delete_dead_jumptables from here...
24911 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24912 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24913 don't allow merging of blocks that try_redirect_by_replacing_jump
24914 also does not handle when not optimizing.
24916 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24917 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24919 * config/i386/i386.md (x86_sahf_1): Correctly handle
24922 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24925 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24926 x86_64_general_operand as operand[2] predicate. Remove "iF"
24927 from operand constraints and use "e" constraint instead.
24928 (*subti3_1, *subti3_1 splitter): Ditto.
24929 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24930 operand[1] predicate.
24932 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24934 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24935 arrays, multiply the access strides by the size of the sub-array.
24936 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24938 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24940 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24941 the configured assembler supports the sahf mnemonic.
24942 * configure: Regenerate.
24943 * config.in: Regenerate.
24945 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24946 emit "sahf" or ".byte\t0x9e" as asm template.
24948 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24951 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24952 option to replace hard coded TARGET_xxx in md file.
24953 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24954 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24955 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24956 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24957 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24958 (X86_TUNE_NOT_VECTORMODE): Ditto.
24959 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24960 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24961 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24962 (TUNE_SLOW_IMUL_IMM8): Ditto.
24963 (TUNE_MOVE_M1_VIA_OR): Ditto.
24964 (TUNE_NOT_UNPAIRABLE): Ditto.
24965 (TUNE_NOT_VECTORMODE): Ditto.
24967 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24970 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24971 tuning options instead of hard coded TARGET_xxx.
24972 (fix ssemode peephole2's): Ditto.
24973 (imul peephole2's): Ditto.
24975 (movdi_or_rex64): Ditto.
24976 (move peephole2): Ditto.
24977 (not peephole2's): Ditto.
24979 2007-03-14 Dirk Mueller <dmueller@suse.de>
24981 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24982 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24983 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24985 * c-parser.c (c_parser_do_statement): Warn about empty body in
24986 do/while statement.
24987 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24988 * doc/invoke.texi (-Wempty-body): Update documentation.
24990 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24993 * c-common.h (warn_for_div_by_zero): Declare.
24994 * c-common.c (warn_for_div_by_zero): Define.
24995 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24998 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25000 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25001 to PREFIX and STANDARD_PREFIX.
25003 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25004 Phil Edwards <phil@codesourcery.com>
25006 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25007 (__gthread_once_t): Remove busy field for RTPs.
25008 (__GTHREAD_ONCE_INIT): Update accordingly.
25010 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25012 * doc/invoke.texi: Document VxWorks options.
25014 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25016 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25018 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25020 PR tree-optimization/30590
25021 * tree-nrv.c (tree_nrv): Check for the partial update of the
25024 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25026 * flags.h (flag_random_seed): Remove declaration, in favor of...
25027 * toplev.h (get_random_seed, set_random_seed): ... these.
25028 * tree.c (get_file_function_name): Use the former.
25029 * opts.c (common_handle_option): Use the latter.
25032 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25034 PR middle-end/31127
25035 * cse.c (cse_find_path): Do not bail out if a basic block that
25036 we already visited now becomes part of a path that starts at a
25037 different basic block. Just disallow this, to make sure we
25038 visit each basic block at most once.
25040 2007-03-13 Jan Hubicka <jh@suse.cz>
25042 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25043 attributes, when profile esitmate is present, calls with very low
25044 frequency are cold.
25046 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25048 PR tree-optimization/30730
25049 PR tree-optimization/26900
25050 * tree-ssa-loop-niter.c: Include gmp.h.
25051 (bounds): New type.
25052 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25053 split_to_var_and_offset, determine_value_range,
25054 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25055 bound_difference, bounds_add, bounds_negate,
25056 number_of_iterations_ne_max, dump_affine_iv): New functions.
25057 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25058 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25059 difference of initial and final value of control iv to validate
25061 (number_of_iterations_cond): Add loop parameter. Determine bounds
25062 on the difference of the extremes of the control iv. Add dumps.
25063 (expand_simple_operations): Handle phi nodes.
25064 (simplify_using_initial_conditions): Do not record used conditions.
25065 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25066 Do not set additional_info.
25067 (implies_nonnegative_p, implies_ge_p): Removed.
25068 (derive_constant_upper_bound): Do not use parameter `additional'.
25069 (record_estimate): Parameter `additional' removed. Parameter
25070 `i_bound' added. Do not call derive_constant_upper_bound.
25071 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25072 bound the number of iterations estimate.
25073 (estimate_numbers_of_iterations_loop): Pass the estimate from
25074 the number of iterations analysis to record_estimate.
25075 * tree.h (multiple_of_p): Declare.
25076 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25077 (scev_const_prop): Do not check expression_expensive_p.
25078 * fold-const.c (multiple_of_p): Exported.
25079 * double-int.c (double_int_mask): Exported.
25080 * double-int.h (double_int_mask): Declare.
25081 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25082 field. Added max field.
25084 2007-03-13 David Taylor <taylor@candd.org>
25087 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25090 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25093 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25094 two unamed patterns.
25096 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25098 * config/i386/i386.opt (mcx16, msahf): New options.
25099 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25100 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25102 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25103 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25104 Output -mcx16 and -msahf options when corresponding bit is set.
25106 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25107 and -msahf options.
25109 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25111 * configure.ac: Test for assembler tolerance to # 0 "".
25112 * configure, config.in: Rebuilt.
25113 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25115 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25117 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25119 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25120 (handle_syscall): Handle direct system calls.
25121 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25123 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25125 * doc/invoke.texi: Fix cpp.info cross-reference.
25126 * doc/passes.texi: Fix gcc.info cross-reference.
25128 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25130 PR tree-optimization/30835
25131 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25132 bb_for_stmt is not NULL before accessing it.
25134 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25136 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25139 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25142 * doc/install.texi: Document --enable-stage1-languages
25144 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25146 * tree-pass.h (pass_into_cfg_layout_mode,
25147 pass_outof_cfg_layout_mode): Declare.
25148 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25149 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25150 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25151 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25153 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25155 * c-decl.c (warn_variable_length_array): New function.
25156 Refactored from grokdeclarator to handle warn_vla
25157 and handle unnamed array case.
25158 (grokdeclarator): Refactored VLA warning case.
25159 * c.opt (Wvla): New flag.
25160 * doc/invoke.texi (Wvla): New warning.
25162 2007-03-12 Richard Henderson <rth@redhat.com>
25164 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25165 (TARGET_SECTION_TYPE_FLAGS): New.
25167 2007-03-12 Richard Henderson <rth@redhat.com>
25169 * config/darwin.c (machopic_reloc_rw_mask): New.
25170 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25171 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25173 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25175 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25176 * cppdefault.h (cpp_PREFIX): Document.
25177 (cpp_PREFIX_len): Likewise.
25178 (cpp_EXEC_PREFIX): New variable.
25179 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25180 * c-incpath.c (add_standard_paths): Correct logic for relocating
25181 paths within prefix.
25183 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25185 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25186 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25188 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25189 fix_truncdfdi_sse using SSEMODEF mode macro.
25190 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25191 fix_truncdfsi_sse using SSEMODEF mode macro.
25192 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25193 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25195 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25197 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25198 elfos.h to tm_file.
25200 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25202 * tree.h : Add multiple_of_p declaration.
25203 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25204 * ipa-type-escape.c (results_of_malloc): Redundant.
25205 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25206 (cast_type): Extended with new members.
25207 (check_cast): Returns cast_type.
25208 (cast): New structure for data of walk_use_def_chains.
25209 (is_malloc_result, is_cast_from_non_pointer_1,
25210 is_cast_from_non_pointer,
25211 is_array_access_through_pointer_and_index): New functions.
25212 (look_for_casts): Returns cast types.
25213 (check_call): Returns void.
25214 (okay_pointer_operation): Use support of pointer plus index,
25215 pointer plus constant and allow all multiplications.
25217 2007-03-11 Richard Guenther <rguenther@suse.de>
25219 PR tree-optimization/31115
25220 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25221 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25222 A shift count of zero is not special as with *_DIV_EXPR.
25223 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25226 2007-03-11 Ian Lance Taylor <iant@google.com>
25228 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25229 the *_DIV_EXPR codes correctly with overflow infinities.
25231 2007-03-11 Ira Rosen <irar@il.ibm.com>
25233 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25234 indicate success/failure of the analysis. Add negation to subtrahend
25235 in case of subtraction. Fail if both operands contain constants.
25236 (create_data_ref): Fail if analyze_offset fails.
25238 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25240 * config/i386/i386.md (frndintxf2): Rename to ...
25241 (rintxf2): ... this. Remove expander having same name.
25242 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25243 (roundsf2, rounddf2): Ditto.
25244 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25245 (lround<mode>di2, lround<mode>si2): Ditto.
25247 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25249 * lower-subreg.c: Include except.h.
25250 (decompose_multiword_subregs): Verify that the only control flow
25251 insns we can split are loads to multi-words pseudos.
25252 Handle breaking such blocks after splitting, instead of calling
25253 find_many_sub_basic_blocks.
25255 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25256 on the new basic block. Add a lengthy comment explaining why we
25257 thought this was necessary.
25258 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25260 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25263 * tree.c (walk_type_fields): Recurse into the element type of
25264 ARRAY_TYPEs if there is a pointer set.
25266 2007-03-10 Dirk Mueller <dmueller@suse.de>
25268 * c-common.c (warn_logical_operator): Fix condition.
25270 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25272 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25274 * config/darwin.c (machopic_select_section): Remove superfluous
25275 argument in call to categorize_decl_for_section. Remove unused
25278 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25280 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25282 * configure: Regenerate.
25284 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25287 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25288 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25289 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25290 Add LABEL_NUSES to emitted label.
25291 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25292 branch probability value to emitted jump insn.
25293 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25294 Do not check life information and do not re-arrange input operands
25295 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25297 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25299 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25300 the change of decode_asm_operands.
25302 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25304 * mode-switching.c (create_pre_exit): Skip blockage insn.
25306 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25308 * tree-pass.h (TODO_update_smt_usage): Remove.
25310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25314 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25316 * pa.c (attr_length_call): Revise condition for long
25317 pc-relative branch.
25318 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25319 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25320 sequence on SOM target.
25322 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25324 * gcc.c: Document %{, in big comment at top.
25325 (input_suffix_matches): Remove special handling for .s and
25327 (input_spec_matches): New.
25328 (handle_braces): Handle %{,.
25329 (validate_switches): ',' indicates a value which is not a switch.
25330 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25331 to detect assembler input.
25332 * config/i386/sol2.h (CPP_SPEC): Likewise.
25333 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25334 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25335 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25336 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25337 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25338 -m64 causes deployment target to default to 10.5.
25339 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25341 2007-03-09 Richard Henderson <rth@redhat.com>
25344 * target.h (targetm.asm.out.reloc_rw_mask): New.
25345 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25346 (TARGET_ASM_OUT): Use it.
25347 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25348 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25349 use the new reloc_rw_mask target hook instead.
25350 (default_section_type_flags_1): Merge into...
25351 (default_section_type_flags): ... here.
25352 (decl_readonly_section_1): Merge into...
25353 (decl_readonly_section): ... here.
25354 (default_elf_select_section_1): Merge into...
25355 (default_elf_select_section): ... here.
25356 (default_unique_section_1): Merge into...
25357 (default_unique_section): ... here.
25358 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25359 (default_select_rtx_section): Use it.
25360 (default_elf_select_rtx_section): Likewise.
25361 * output.h: Update to match.
25362 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25363 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25364 (TARGET_ASM_RELOC_RW_MASK): New.
25365 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25366 to categorize_decl_for_section.
25367 (x86_64_elf_unique_section): Likewise.
25368 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25369 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25370 (TARGET_ASM_RELOC_RW_MASK): New.
25371 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25372 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25373 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25374 (TARGET_RWRELOC): Remove.
25375 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25376 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25377 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25378 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25379 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25380 (rs6000_xcoff_select_section): Use decl_readonly_section.
25381 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25382 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25383 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25384 (TARGET_SECTION_TYPE_FLAGS): Remove.
25385 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25387 2007-03-09 Roger Sayle <roger@eyesopen.com>
25389 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25390 complex constant equality/inequality comparisons for here.
25391 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25392 known at compile-time or can be simplified to a scalar comparison.
25393 (fold_relational_const): Move compile-time evaluation of complex
25394 constant equality/inequality comparisons to here.
25396 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25398 PR rtl-optimization/30643
25399 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25401 (fold_rtx): Recurse, like before 2006-11-03.
25403 2007-03-09 DJ Delorie <dj@redhat.com>
25405 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25408 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25410 PR tree-optimization/30375
25411 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25412 LHS of statements is not the same.
25413 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25415 2007-03-09 Chao-ying Fu <fu@mips.com>
25417 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25419 * doc/invoke.texi (-mdspr2): Document new option.
25420 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25421 New unspec for DSP REV 2.
25422 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25423 these instructions are extended in DSP REV 2.
25424 (mips-dspr2.md): Include.
25425 * config/mips/mips.opt (mdspr2): New option.
25426 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25427 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25428 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25429 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25430 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25431 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25432 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25434 (bdesc_map): Add one field of unsupported_target_flags.
25435 (bdesc_arrays): Update entries to have extra fields. Add
25437 (mips_init_builtins): Initialize new function types.
25438 Check unsupported_target_fileds to filter out builtins.
25439 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25441 (ASM_SPEC): Pass mdspr2 to the assembler.
25442 * config/mips/mips-dspr2.md: New file.
25444 2007-03-09 Sa Liu <saliu@de.ibm.com>
25446 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25448 2007-03-09 Ian Lance Taylor <iant@google.com>
25450 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25451 argument) like -Wstrict-overflow=2.
25452 * doc/invoke.texi (Warning Options): Update documentation.
25454 2007-03-09 Dirk Mueller <dmueller@suse.de>
25457 * doc/invoke.texi (-Wlogical-op): Document.
25458 * common.opt (-Wlogical-op): New.
25459 * c-common.h (warn_logical_operator): Declare.
25460 * c-common.c (warn_logical_operator): Define.
25461 * c-typeck.c (parser_build_binary_op): Call
25462 warn_logical_operator.
25464 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25466 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25467 * final.c (final_scan_insn): Test for non-"" file name.
25469 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25471 * doc/loop.texi: Document the Omega linear constraints solver.
25472 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25473 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25474 omega-hash-table-size, omega-max-keys, and
25475 omega-eliminate-redundant-constraints.
25476 * tree-pass.h (pass_check_data_deps): Declared.
25479 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25480 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25481 pass_check_data_deps): New.
25482 * tree-data-ref.c (init_data_ref): Remove declaration.
25483 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25484 (analyze_array): Renamed init_array_ref, move up initializations.
25485 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25486 Removed arguments that are set to NULL.
25487 (analyze_indirect_ref): Correct indentation, correct call to
25489 (object_analysis): Call init_array_ref instead of analyze_array.
25490 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25491 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25492 of DR_ACCESS_FNS_ADDR.
25493 (init_omega_eq_with_af, omega_extract_distance_vectors,
25494 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25495 ddr_consistent_p): New.
25496 (compute_affine_dependence): Check consistency of ddrs when
25497 flag_check_data_deps is passed.
25498 (analyze_all_data_dependences): Uncomment.
25499 (tree_check_data_deps): New.
25500 * tree-data-ref.h: Include omega.h.
25501 (DR_ACCESS_FNS_ADDR): Removed.
25502 (data_dependence_relation): Add inner_loop.
25503 (DDR_INNER_LOOP): New.
25504 * common.opt (fcheck-data-deps): New.
25505 * tree-flow.h (tree_check_data_deps): Declare.
25506 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25507 (OBJS-common): Depend on omega.o.
25509 * passes.c (pass_check_data_deps): Scheduled.
25510 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25511 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25512 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25513 PARAM_VECT_MAX_VERSION_CHECKS,
25514 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25516 2007-03-09 Richard Guenther <rguenther@suse.de>
25518 PR tree-optimization/30904
25519 PR middle-end/31058
25520 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25521 the same way as *_DIV_EXPR.
25523 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25525 * recog.c (decode_asm_operands): No mixed declarations and code.
25527 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25529 * rtl.def (ASM_INPUT): Add location.
25530 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25531 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25532 (decode_asm_operands): Add loc operand.
25533 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25534 * stmt.c (expand_asm): Rename to...
25535 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25536 gen_rtx_ASM_INPUT_loc.
25537 (expand_asm_expr): Adjust.
25538 * recog.c (decode_asm_operands): Add loc operand.
25539 (check_asm_operands, extract_insn): Adjust.
25540 * reload1.c (maybe_fix_stack_asms): Likewise.
25541 * final.c (asm_insn_count): Likewise.
25542 (final_scan_insn): Output # line before and after asm.
25544 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25546 * tree-ssa-structalias.c (variable_info): Remove
25548 (new_var_info): Ditto.
25549 (shared_bitmap_info_t): New structure.
25550 (shared_bitmap_table): New variable.
25551 (shared_bitmap_hash): New function.
25552 (shared_bitmap_eq): Ditto
25553 (shared_bitmap_lookup): Ditto.
25554 (shared_bitmap_add): Ditto.
25555 (merge_smts_into): Change to take bitmap directly.
25556 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25557 (init_alias_vars): Init shared bitmap hashtable.
25558 (delete_points_to_sets): Delete shared bitmap hashtable.
25559 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25560 is_aliased removal as a change that was still necessary was
25563 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25565 * config/i386/i386.h (override_options): Conditionally disable
25566 x86_sahf for 64bit targets only.
25568 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25571 * c-decl.c (merge_decls): Don't call make_var_volatile.
25572 * varasm.c (make_var_volatile): Remove.
25573 * output.h (make_var_volatile): Remove.
25575 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25577 PR tree-optimization/31085
25578 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25580 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25582 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25583 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25584 ATTR_CONST_NOTHROW_LIST.
25586 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25589 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25591 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25593 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25596 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25598 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25599 passed, use shared libgcc.
25601 2007-03-08 Roger Sayle <roger@eyesopen.com>
25603 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25604 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25605 (honor_protect_cleanup_actions, lower_try_finally_switch):
25607 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25608 ifc_temp_var): Likewise.
25609 * tree-inline.c (setup_one_parameter): Likewise.
25610 * tree-mudflap.c (mf_decl_cache_locals,
25611 mf_build_check_statement_for): Likewise.
25612 * tree-nested.c (init_tmp_var, save_tmp_var,
25613 finalize_nesting_tree_1): Likewise.
25614 * tree-outof-ssa.c (insert_copy_on_edge,
25615 insert_backedge_copies): Likewise.
25616 * tree-profile.c (tree_gen_edge_profiler,
25617 tree_gen_ic_profiler): Likewise.
25618 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25619 * tree-sra.c (sra_build_assignment): Likewise.
25620 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25621 * tree-ssa-math-opts.c (insert_reciprocals,
25622 execute_cse_sincos_1): Likewise.
25623 * tree-tailcall.c (adjust_accumulator_values,
25624 adjust_return_value): Likewise.
25625 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25626 * tree-vect-transform.c (vect_create_data_ref_ptr,
25627 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25628 vect_create_epilog_for_reduction, vectorizable_reduction,
25629 vectorizable_call, vectorizable_conversion,
25630 vectorizable_assignment, vectorizable_operation,
25631 vectorizable_type_demotion, vect_gen_widened_results_half,
25632 vect_permute_store_chain, vectorizable_store,
25633 vect_setup_realignment, vect_permute_load_chain,
25634 vectorizable_load, vectorizable_condition,
25635 vect_create_cond_for_align_checks): Likewise.
25636 * tree-vrp.c (build_assert_expr_for): Likewise.
25638 2007-03-08 Ian Lance Taylor <iant@google.com>
25640 * tree-vrp.c: Include "intl.h".
25641 (usable_range_p): New static function.
25642 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25643 overflowed values, juts set *strict_overflow_p.
25644 (compare_values): Only return -2 if one of the operands is not a
25646 (compare_ranges): Call usable_range_p.
25647 (compare_range_with_value): Likewise.
25648 (vrp_evaluate_conditional_warnv): Rename from
25649 vrp_evaluate_conditional. Make static. Change all callers.
25650 (vrp_evaluate_conditional): New function.
25651 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25652 on signed overflow.
25653 (simplify_abs_using_ranges): Likewise.
25654 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25655 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25656 within_stmt parameter.
25657 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25658 vrp_evaluate_conditional.
25659 * tree-ssa-threadedge.c
25660 (record_temporary_equivalences_from_stmts_at_dest): Change
25661 simplify parameter to take a second tree parameter.
25662 (simplify_control_stmt_condition): Likewise.
25663 (thread_across_edge): Likewise.
25664 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25665 (thread_across_edge): Likewise.
25666 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25668 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25670 * config/i386/i386.h (TARGET_SAHF): New define.
25671 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25672 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25673 (x86_sahf): New global variable.
25674 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25675 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25676 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25677 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25679 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25680 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25681 when expanding fcomi/sahf based tests.
25682 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25683 expanding sahf based alternative. Emit sahf based sequence when
25684 optimizing for code size.
25685 * config/i386/i386.md (x86_sahf_1): Do not disable for
25686 TARGET_64BIT, enable for TARGET_SAHF.
25688 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25690 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25691 spurious whitespace from error message.
25693 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25696 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25698 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25700 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25702 * tree-sra.c (instantiate_element): Propagate disabled warnings
25703 from the element itself to the created variable.
25705 2007-03-07 Richard Henderson <rth@redhat.com>
25708 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25709 silently fix up the stack in the case of a missing register.
25711 2007-03-07 Paul Brook <paul@codesourcery.com>
25713 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25715 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25717 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25719 (phase1_vrs): Use them.
25720 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25721 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25722 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25723 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25724 __gnu_Unwind_Restore_WMMXC if required.
25725 (_Unwind_VRS_Pop): Implement iWMMXt support.
25726 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25727 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25728 gnu_Unwind_Save_WMMXC): Define.
25730 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25732 * config/vxworks.h (vxworks_override_options): Declare.
25733 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25734 * config/vxworks.c: Include target.h and toplev.h.
25735 (vxworks_override_options): New function.
25736 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25738 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25740 * config/s390/s390.c (override_options): Don't emit an error when
25741 -mstack-size is used without providing -mstack-guard.
25742 (s390_emit_prologue): Choose stack_guard value automatically if not
25743 provided via command line.
25744 * doc/invoke.texi: Adjust description of -mstack-guard and
25747 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25749 * config/i386/i386.c (output_set_got): Add a GOT initialization
25750 sequence for VxWorks PIC.
25751 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25752 around labels as well as symbols. Use gotoff_operand instead
25753 of local_symbolic_operand.
25754 (legitimize_pic_address): Use gotoff_operand instead of
25755 local_symbolic_operand. Use @GOT accesses for labels as
25757 (ix86_output_addr_diff_elt): Use PC-relative rather than
25758 GP-relative offsets for VxWorks PIC.
25759 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25760 no_new_pseudos. Check whether the returned register is op0.
25761 * config/i386/i386.md (tablejump): Use PC-relative rather than
25762 GP-relative offsets for VxWorks PIC.
25763 * config/i386/predicates.md (gotoff_operand): New predicate.
25765 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25767 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25769 * config/vxworks-dummy.h: New file.
25770 * config/i386/i386.h: Include it.
25772 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25774 * dwarf2out.c (is_inlined_entry_point): New
25775 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25776 DW_AT_ranges if the first subblock is the entry point.
25778 2007-03-06 David Daney <ddaney@avtrex.com>
25780 * doc/install.texi (mips-*-*): Change recommended binutils
25783 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25785 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25786 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25788 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25789 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25791 2007-03-06 Jan Hubicka <jh@suse.cz>
25793 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25794 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25796 (probably_cold_bb_p): Cold functions are cold.
25797 (probably_never_executed_bb_p): Cold functions are cold.
25798 (tree_bb_level_predictions): Predict calls to cold functions as not
25800 (compute_function_frequency): Check hot/cold attributes.
25801 * function.h (function_frequency): Update comments.
25802 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25803 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25804 (c_common_att): Add cold and hot.
25806 * doc/extend.texi (hot,cold attributes): Document.
25808 2007-03-06 Andrew Haley <aph@redhat.com>
25810 * function.c (expand_function_end): Move blockage to just after we
25811 emit the label for the naked return from the function.
25813 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25815 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25818 2007-03-06 Jan Hubicka <jh@suse.cz>
25820 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25821 loaded for constant large models. Non-large 64bit PIC can do.
25822 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25823 * cmodel.h: Add LARGE PIC.
25824 * i386.md (UNSPEC_PLTOFF): New.
25825 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25827 (*call_1_rex64): Disable for large models.
25828 (*call_1_rex64_large): New.
25829 (*call_value_1_rex64): Disable for large models.
25830 (*call_value_1_rex64_large): New.
25831 (set_rip_rex4): New.
25832 (set_got_offset_rex64): New.
25833 * predicates.md (constant_call_address_operand): For large model
25834 constant calls are not possible.
25835 * i386-protos.h (construct_plt_address): Declare.
25836 * i386.c (override_options): Accept large models.
25837 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25838 (legitimate_constant_p): Add new UNSPECs.
25839 (legitimate_pic_operand_p): Likewise.
25840 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25841 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25843 (output_pic_addr_const): Add PLTOFF.
25844 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25845 (ix86_expand_move): Legitimize pic address when in PIC mode.
25846 (construct_plt_address): New function.
25847 (ix86_expand_call): Offload the address to register and use GOT
25848 pointer for large model.
25849 * invoke.texi (mcmodel=large): Update documentation.
25851 2007-03-06 Richard Henderson <rth@redhat.com>
25853 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25854 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25855 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25856 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25857 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25858 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25859 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25860 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25861 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25862 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25863 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25864 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25865 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25866 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25867 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25868 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25869 x86_schedule, x86_use_bt, x86_pad_returns,
25870 x86_use_xchgb): Merge into ...
25871 (ix86_tune_features): ... here. New array.
25872 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25873 x86_bswap): Merge into ...
25874 (ix86_arch_features): ... here. New array.
25875 (x86_3dnow_a): Remove.
25876 (x86_accumulate_outgoing_args): Make static.
25877 (x86_arch_always_fancy_math_387): Make static.
25878 (ix86_tune_mask, ix86_arch_mask): Move ...
25879 (override_options): ... to local variables here. Apply the
25880 appropriate mask to each element of ix86_arch_features and
25881 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25882 as were done in the old macros.
25883 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25884 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25885 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25886 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25887 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25888 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25889 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25890 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25891 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25892 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25893 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25894 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25895 x86_accumulate_outgoing_args, x86_prologue_using_move,
25896 x86_epilogue_using_move, x86_decompose_lea,
25897 x86_arch_always_fancy_math_387, x86_shift1,
25898 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25899 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25900 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25901 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25902 x86_use_incdec, x86_pad_returns, x86_bswap,
25903 x86_partial_flag_reg_stall): Remove.
25904 (enum ix86_tune_indices): New.
25905 (ix86_tune_features): New.
25906 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25907 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25908 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25909 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25910 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25911 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25912 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25913 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25914 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25915 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25916 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25917 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25918 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25919 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25920 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25921 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25922 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25923 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25924 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25925 TARGET_EXT_80387_CONSTANTS): Use it.
25926 (enum ix86_arch_indices): New.
25927 (ix86_arch_features): New.
25928 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25929 TARGET_BSWAP): Use it.
25930 (ix86_tune_mask, ix86_arch_mask): Remove.
25932 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25935 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25936 Define using $${sysroot_headers_suffix}.
25937 * configure: Regenerate.
25938 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25939 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25941 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25942 * gcc.c (print_sysroot_headers_suffix): New.
25943 (option_map): Include --print-sysroot-headers-suffix.
25944 (display_help): Mention -print-sysroot-headers-suffix.
25945 (process_command): Handle -print-sysroot-headers-suffix.
25946 (do_spec_1): Append multilib directory to include-fixed path if
25947 sysroot suffixes in use.
25948 (main): Handle -print-sysroot-headers-suffix.
25949 * Makefile.in (start.encap): Don't depend on xlimits.h
25950 (xlimits.h): Remove.
25951 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25952 limits.h for each multilib in fixinc_list.
25953 (fixinc_list, s-fixinc_list): New.
25954 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25955 generate them for each multilib in fixinc_list.
25956 (stmp-fixproto): Use include-fixed. Run fixproto for each
25957 multilib in fixinc_list.
25958 (mostlyclean): Don't remove xlimits.h.
25959 (clean): Remove include-fixed.
25960 (real-install-headers-tar, real-install-headers-cpio,
25961 real-install-headers-cp): Don't copy include, only include-fixed.
25962 (install-mkheaders): Depend on fixinc_list. Don't depend on
25963 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25964 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25965 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25967 2007-03-06 Jan Hubicka <jh@suse.cz>
25969 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25972 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25974 * configure.ac: Allow tm_file to contain build-directory files.
25975 * configure: Regenerate.
25976 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25977 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25978 * config/m68k/print-sysroot-suffix.sh: New file.
25980 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25982 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25983 of pic_offset_table_rtx if reload_completed.
25984 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25985 PIC_OFFSET_TABLE_REGNUM.
25986 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25988 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25989 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25991 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25993 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25994 functions that call eh_return.
25996 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25998 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25999 functions that need a constant pool.
26001 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26004 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26005 (m68k_preferred_reload_class): Likewise.
26006 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26007 (SECONDARY_RELOAD_CLASS): Define.
26008 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26009 (LIMIT_RELOAD_CLASS): Delete.
26010 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26011 registers from storing bytes.
26012 (m68k_secondary_reload_class): New function.
26013 (m68k_preferred_reload_class): Likewise.
26015 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26017 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26019 (m68k_expand_prologue): Likewise.
26021 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26023 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26024 (mips_expand_epilogue): Add a bool parameter.
26025 (m68k_legitimize_sibcall_address): Declare.
26026 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26027 (m68k_expand_epilogue): Add a parameter to select between sibling
26028 and normal epilogues. Only generate a return for the latter.
26029 (m68k_ok_for_sibcall_p): New function.
26030 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26031 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26032 (sibcall_value, *sibcall_value): Likewise.
26033 (*call, *call_value): Require !SIBLING_CALL_P.
26034 (epilogue): Update call to m68k_expand_epilogue.
26035 (sibcall_epilogue): New pattern.
26036 * config/m68k/predicates.md (const_call_operand): Say that this
26037 predicate applies to sibling calls too.
26038 (sibcall_operand): New predicate.
26040 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26042 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26043 alternatives as movsi_cf.
26044 (movsf_cf_hard): Add commentary.
26046 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26047 Richard Sandiford <richard@codesourcery.com>
26049 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26050 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26051 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26052 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26053 as being live on exit from an interrupt function.
26054 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26055 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26056 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26057 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26058 (m68k_interrupt_function_p): Globalize.
26059 (m68k_compute_frame_layout): Remove reverse mask code.
26060 (m68k_emit_movem, m68k_set_frame_related): New functions.
26061 (m68k_output_function_prologue): Delete in favor of...
26062 (m68k_expand_prologue): ...this new function.
26063 (m68k_output_function_epilogue): Delete in favor of...
26064 (m68k_expand_epilogue): ...this new function.
26065 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26067 (print_operand): Handle %?.
26068 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26069 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26070 (prologue, epilogue): New patterns.
26071 (return): Turn into a define_expand.
26072 (*return): New pattern, derived from old "return" pattern. Use rte
26073 rather than rts for interrupt functions. Only use rtd if the pop
26075 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26076 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26077 (link, *link, unlink, *unlink, load_got): Likewise.
26079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26083 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26084 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26085 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26086 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26087 and m68k_matches_u_p.
26088 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26089 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26090 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26091 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26092 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26093 (REG_STRICT_P): New macro.
26094 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26095 PCREL_GENERAL_OPERAND_OK.
26096 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26097 m68k_legitimate_base_reg_p.
26098 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26099 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26100 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26101 * config/m68k/m68k.c (m68k_address): New structure.
26102 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26103 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26104 (m68k_jump_table_ref_p, m68k_decompose_address)
26105 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26106 (m68k_matches_u_p): New functions.
26107 (print_operand_address): Rewrite to use m68k_decompose_index.
26109 2007-03-05 David Taylor <dtaylor@emc.com>
26111 * gcc.c: Correct copyright date in --version output.
26113 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26115 * pa.md: In unamed move patterns, disparge copies between general
26116 and floating point registers using '?' modifier. Don't include 'f'
26117 constraint for register preferences in DImode, SImode, HImode and
26118 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26119 Remove constraints for copies between general and floating registers
26120 in soft-float DFmode pattern.
26121 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26125 2007-03-05 Mike Stump <mrs@apple.com>
26127 * c-common.c (targetcm): Add.
26128 * c-opts.c (c_common_handle_option): Handle language specific
26130 * opts.c (handle_option): Verify language for target options, if
26132 * opth-gen.awk: Add CL_LANG_ALL.
26133 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26134 (TARGETCM_INITIALIZER): Add.
26135 * target.h (struct gcc_targetcm): Add.
26137 * targhooks.c (default_handle_c_option): Add.
26138 * targhooks.h (default_handle_c_option): Add.
26139 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26141 * config/darwin.opt (iframework): Add.
26142 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26143 * config/darwin-c.c (handle_c_option): Add.
26144 (TARGET_HANDLE_C_OPTION): Add.
26146 * doc/invoke.texi (Darwin Options): Add -iframework.
26148 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26150 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26153 2007-03-05 Ian Lance Taylor <iant@google.com>
26155 * c.opt (fgnu89-inline): New option.
26156 * c-opts.c (c_common_post_options): Set default value for
26158 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26159 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26161 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26162 (grokdeclarator, start_function): Likewise.
26163 * c-cppbuiltin.c (c_cpp_builtins): Define either
26164 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26165 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26166 (C Dialect Options): Document -fgnu89-inline.
26167 * doc/extend.texi (Function Attributes): Explain what the
26168 gnu_inline attribute does.
26169 * doc/cpp.texi (Common Predefined Macros): Document
26170 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26172 2007-03-05 Ian Lance Taylor <iant@google.com>
26174 PR tree-optimization/31034
26175 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26176 half-range if the other side is an overflow infinity.
26178 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26180 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26181 (bfin*-linux-uclibc*): New configuration.
26182 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26184 * config/bfin/linux.h: New file.
26185 * config/bfin/libgcc-bfin.ver: New file.
26186 * config/bfin/t-bfin-uclinux: New file.
26187 * config/bfin/t-bfin-linux: New file.
26188 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26189 (TARGET_OS_CPP_BUILTINS): New macro.
26191 2007-03-05 Richard Guenther <rguenther@suse.de>
26193 * fold-const.c (fold_binary): Remove duplicate folding
26194 of comparison of non-null ADDR_EXPR against null.
26196 2007-03-05 Richard Guenther <rguenther@suse.de>
26197 Dorit Nuzman <dorit@il.ibm.com>
26199 PR tree-optimization/26420
26200 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26201 are no loops in the function. Only print the number of
26202 vectorized loops if it is greater than zero or we are supposed
26203 to print information about unvectorized loops.
26205 2007-03-05 Revital Eres <eres@il.ibm.com>
26207 * gcc.dg/var-expand1.c: New test.
26208 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26209 when an accumulator is expanded.
26211 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26214 * c-common.c (convert_and_check): Don't give warnings for
26215 conversion if 'expr' already overflowed.
26217 2007-03-04 Roger Sayle <roger@eyesopen.com>
26219 PR middle-end/30744
26220 * fold-const.c (fold_comparison): Enforce type consistency when
26221 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26223 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26225 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26226 containing a cast to the base of TARGET_MEM_REF.
26228 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26230 * tree.c (tree_contains_struct_check_failed): Remove spurious
26231 whitespace from error message.
26233 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26236 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26237 instead of precision.
26239 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26240 Nathan Sidwell <nathan@codesourcery.com>
26242 * emit-rtl.c (find_auto_inc): New.
26243 (try_split): recreate REG_INC notes,
26244 Use regular for loops rather than whiles.
26246 2007-03-03 Andreas Schwab <schwab@suse.de>
26248 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26249 * configure: Regenerate.
26251 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26253 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26254 flag_rounding_math, not flag_unsafe_math_optimizations.
26256 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26258 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26259 alpha_fold_vector_minmax): Likewise.
26260 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26261 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26263 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26265 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26266 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26267 if the lhs has side-effects.
26268 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26270 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26272 * config/i386/i386.h (TUNEMASK): Remove define.
26273 (ARCHMASK): Remove define.
26274 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26275 Use ix86_arch_mask variable instead of ARCHMASK.
26276 * config/i386/i386.c (override_options): Ditto.
26277 (standard_80387_constant_p): Ditto.
26279 2007-03-02 Ian Lance Taylor <iant@google.com>
26281 Used signed infinities in VRP.
26282 * tree-vrp.c (uses_overflow_infinity): New static function.
26283 (supports_overflow_infinity): New static function.
26284 (make_overflow_infinity): New static function.
26285 (negative_overflow_infinity): New static function.
26286 (positive_overflow_infinity): New static function.
26287 (is_negative_overflow_infinity): New static function.
26288 (is_positive_overflow_infinity): New static function.
26289 (is_overflow_infinity): New static function.
26290 (overflow_infinity_range_p): New static function.
26291 (compare_values_warnv): New function split out of compare_values.
26292 (compare_value): Call it.
26293 (set_value_range_to_nonnegative): Add overflow_infinity
26294 parameter. Change caller.
26295 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26297 (vrp_expr_computes_nonzero): Likewise.
26298 (compare_ranges, compare_range_with_value): Likewise.
26299 (compare_name_with_value, compare_names): Likewise.
26300 (vrp_evaluate_conditional): Likewise.
26301 (set_value_range): Handle infinity
26302 (vrp_operand_equal_p, operand_less_p): Likewise.
26303 (extract_range_from_assert): Likewise.
26304 (vrp_int_const_binop): Likewise.
26305 (extract_range_from_binary_expr): Likewise.
26306 (extract_range_from_unary_expr): Likewise.
26307 (extract_range_from_comparison): Likewise.
26308 (extract_range_from_expr): Likewise.
26309 (dump_value_range): Likewise.
26310 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26311 (test_for_singularity): Likewise.
26312 (vrp_int_const_binop): Remove inline qualifier.
26313 (adjust_range_with_scev): Add comment.
26314 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26316 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26318 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26319 (get_constraint_for): Likewise.
26320 (do_structure_copy): Likewise.
26321 (find_func_aliases): Fix references to MODIFY_EXPR.
26322 (intra_create_variable_infos): Tidy.
26323 * tree-ssa-operands.c (add_virtual_operand): Add argument
26325 When adding members of alias sets, if IS_CALL_SITE is true and
26326 the symbol is not call-clobbered, skip it.
26327 Adjust all callers.
26329 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26331 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26332 entry by means of emit_insn_at_entry.
26334 2007-03-02 Richard Henderson <rth@redhat.com>
26336 * expr.h (promoted_input_arg): Remove decl.
26337 * function.c (promoted_input_arg): Merge into ...
26338 * combine.c (setup_incoming_promotions): ... only caller.
26339 Rearrange to avoid double loop.
26341 2007-03-02 Ben Elliston <bje@au.ibm.com>
26342 Peter Bergner <bergner@vnet.ibm.com>
26343 Janis Johnson <janis187@us.ibm.com>
26345 * config/rs6000/dfp.md: New file.
26346 * config/rs6000/rs6000.md: Include dfp.md.
26347 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26348 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26349 and TDmode decimal float modes in FP registers.
26350 (num_insns_constant): Likewise.
26351 (rs6000_legitimate_offset_address_p): Likewise.
26352 (rs6000_legitimize_address): Likewise.
26353 (rs6000_legitimize_reload_address): Likewise.
26354 (rs6000_legitimate_address): Likewise.
26355 (rs6000_emit_move): Likewise.
26356 (function_arg_boundary): Likewise.
26357 (function_arg_advance): Likewise.
26358 (rs6000_darwin64_record_arg_recurse): Likewise.
26359 (function_arg): Likewise.
26360 (rs6000_gimplify_va_arg): Likewise.
26361 (rs6000_split_multireg_move): Likewise.
26362 (rs6000_output_function_epilogue): Likewise.
26363 (rs6000_output_function_epilogue): Likewise.
26364 (rs6000_register_move_cost): Likewise.
26365 (rs6000_function_value): Likewise.
26366 (rs6000_libcall_value): Likewise.
26368 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26370 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26372 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26374 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26375 Use $MULTIDIR to choose between the kernel and RTP headers,
26376 and use $WIND_BASE and $WIND_USR to locate them.
26378 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26380 * config/i386/i386.c (override_options): Put initialization of
26381 ix86_tune_mask and ix86_arch_mask to the correct place.
26383 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26384 Michael Meissner <michael.meissner@amd.com>
26387 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26388 (ARCHMASK): Define.
26389 (TARGET_CMOVE): Use ARCHMASK.
26390 (TARGET_CMPXCHG): Ditto.
26391 (TARGET_CMPXCHG8B): Ditto.
26392 (TARGET_XADD): Ditto.
26393 (TARGET_BSWAP): Ditto.
26394 * config/i386/i386.c (ix86_tune_mask): New global variable.
26395 (ix86_arch_mask): Ditto.
26396 (override_options): Initialize ix86_tune_mask and
26397 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26400 2007-03-02 Ben Elliston <bje@au.ibm.com>
26403 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26405 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26407 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26408 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26409 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26410 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26412 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26413 rs6000_init_dwarf_reg_sizes_extra): New.
26414 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26415 SPE register high parts.
26417 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26419 * Makefile.in: Add install-pdf target as
26420 copied from automake v1.10 rules.
26421 * configure.ac: Add install-pdf to target list.
26422 * configure: Regenerate.
26424 2007-03-01 Paul Brook <paul@codesourcery.com>
26426 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26427 modes to LDRD for DImode.
26428 (output_move_double): Fixup out of range ldrd/strd.
26429 (vfp_secondary_reload_class): Rename...
26430 (coproc_secondary_reload_class): ... to this. Add wb argument.
26431 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26432 coproc_secondary_reload_class for CLASS_IWMMXT.
26433 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26434 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26436 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26438 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26439 unroll factor by the estimated number of iterations.
26440 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26441 than prefetch latency.
26443 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26444 decode_caches_intel, detect_caches_intel): New functions.
26445 (host_detect_local_cpu): Use detect_caches_amd and
26446 detect_caches_intel.
26448 2007-03-01 Richard Henderson <rth@redhat.com>
26450 * expr.c (emit_move_complex_push): Export.
26451 (emit_move_complex_parts): Split out from ...
26452 (emit_move_complex): ... here.
26453 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26454 * config/i386/i386.md (movcdi): New.
26456 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26458 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26459 size of mode1 to check for tieable modes in MMX case.
26461 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26463 * Makefile.in (rtlanal.o): Depend on tree.h.
26464 * rtl.h (offset_within_section_p, split_const): Declare.
26465 * rtlanal.c: Include tree.h.
26466 (offset_within_block_p): New function, taken from
26467 mips_offset_within_object_p.
26468 (split_const): New function, taken from mips_split_const.
26469 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26471 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26472 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26473 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26474 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26475 (m68k_illegitimate_symbolic_constant_p): New function.
26476 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26477 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26478 symbolic constant that might be outside the symbol's section,
26479 move the symbol first and then add the offset.
26480 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26482 * config/mips/mips.c (mips_split_const): Delete.
26483 (mips_offset_within_object_p): Delete.
26484 (mips_symbolic_constant_p): Use offset_within_section_p and
26485 split_const instead of mips_offset_within_object_p and
26487 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26488 (mips_legitimize_const_move, print_operand_reloc)
26489 (mips_dangerous_for_la25_p): Use split_const instead of
26492 2007-02-28 Eric Christopher <echristo@apple.com>
26494 * Makefile.in (install-include-dir): Don't rm -rf include.
26496 2007-02-28 Richard Guenther <rguenther@suse.de>
26498 PR middle-end/30364
26499 * fold-const.c (fold_binary): Do not associate expressions
26500 with more than one variable for integer types that do not wrap.
26502 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26504 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26505 Delete, and replace with...
26506 (fold_builtin_call_array): This. Update callers to use it.
26507 * fold-const.c (fold_build_call_list): Delete, and replace with...
26508 (fold_build_call_array): This.
26509 (fold_build_call_list_initializer): Delete, and replace with...
26510 (fold_build_call_array_initializer): This.
26511 * tree.h: Update declarations to reflect above changes.
26513 * c-typeck.c (build_function_call): Store converted arguments
26514 in a stack-allocated array instead of building a list.
26515 (convert_arguments): Store arguments in the array passed in as an
26516 argument, and return the actual number of arguments.
26517 * c-format.c: (check_function_format): Pass arguments in an
26518 array instead of a list.
26519 * c-common.c (check_function_nonnull): Likewise.
26520 (check_function_sentinel): Likewise.
26521 (check_function_arguments): Likewise.
26522 * c-common.h: Update declarations to reflect above changes.
26524 2007-02-28 Jan Hubicka <jh@suse.cz>
26526 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26527 PRED_NEGATIVE_RETURN): Update outcomes.
26529 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26531 * calls.c (emit_library_call_value_1): Handle partial registers
26532 correctly when building up CALL_INSN_FUNCTION_USAGE.
26534 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26536 * pa/predicates.md (move_src_operand): Allow zero for mode.
26537 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26540 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26543 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26544 *movv2df_internal): Enable pattern only for valid operand
26546 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26547 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26549 2007-02-27 Mike Stump <mrs@apple.com>
26551 * config/darwin-crt3.c: Avoid compilation when compiling for a
26554 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26556 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26558 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26559 for fixed headers and limits.h.
26560 (install-include-dir, install-headers-tar, install-headers-cpio,
26561 install-headers-cp, real-install-headers-tar,
26562 real-install-headers-cpio, real-install-headers-cp): Handle
26563 include-fixed as well as include.
26564 (install-mkheaders): Don't install files that go only in include
26566 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26567 from GCC_INCLUDE_DIR.
26568 * gcc.c (process_command): Remove special -BstageN/ handling.
26569 (do_spec_1): Add include-fixed directories.
26571 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26573 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26575 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26577 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26580 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26582 * c-common.c (get_priority): Add check for
26583 SUPPORTS_INIT_PRIORITY.
26585 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26587 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26589 * config/bfin/bfin.c: Include "cfglayout.h".
26590 (MAX_LSETUP_DISTANCE): New macro.
26591 (struct loop_info): New members incoming, incoming_src and
26592 incoming_dest. Delete member predecessor.
26593 (length_for_loop): New function.
26594 (bfin_optimize_loop): Handle more different loop structures.
26595 (bfin_discover_loop): Rework detection of predecessor blocks by
26596 examining incoming edges.
26597 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26599 (bfin_reorder_loops): New function.
26600 (bfin_reorg_loops): Use these three new functions.
26602 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26603 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26604 (CONSTRAINT_LEN): Add entry for 'q'.
26605 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26606 Add 'q' constraints.
26607 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26608 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26610 * config/bfin/bfin.md (add_with_carry): New pattern.
26611 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26612 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26613 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26614 support unsigned multiplies too. Removed incorrect commutativity from
26615 operand 1 constraint where appropriate.
26616 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26618 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26619 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26621 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26622 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26623 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26624 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26625 usmulhisi_hh_huh): New patterns.
26627 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26628 lshifthi3): Fix output template to use half reg for operand 2.
26630 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26633 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26635 2007-02-27 Andreas Schwab <schwab@suse.de>
26637 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26639 2007-02-27 Jan Hubicka <jh@suse.cz>
26641 * predict.c (last_basic_block_p): Remove.
26642 (tree_estimate_probability): Update return heuristic for commonized
26645 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26647 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26649 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26651 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26652 * doc/cpp.texi: Standardize title page.
26653 * doc/cppinternals.texi: Likewise.
26654 * doc/gcc.texi: Standardize title page, remove version number
26655 from copyright page.
26656 * doc/gccint.texi: Likewise.
26657 * doc/install.texi: Standardize title page, add table of
26660 2007-02-26 Jan Hubicka <jh@suse.cz>
26662 * predict.def: Set outcomes according to more recent results.
26663 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26664 Remove dead predictors.
26665 * predict.c (return_prediction): Fix pasto.
26667 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26669 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26670 change; avoid a memory leak when returning early.
26672 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26674 * c-decl.c (static_ctors): Move to c-common.c.
26675 (static_dtors): Likewise.
26676 (finish_function): Use c_record_cdtor_fn.
26677 (build_cdtor): Move to c-common.c.
26678 (c_write_global_declarations): Use c_build_cdtor_fns.
26679 * c-common.h (static_ctors): Declare.
26680 (static_dtors): Likewise.
26681 (c_record_cdtor_fn): Likewise.
26682 (c_build_cdtor_fns): Likewise.
26683 * c-common.c (static_ctors): New variable.
26684 (static_dtors): Likewise.
26685 (c_record_cdtor_fn): New function.
26686 (build_cdtor): Move from c-decl.c
26687 (c_build_cdtor_fns): New function.
26689 * output.h (assemble_addr_to_section): Declare.
26690 (get_cdtor_priority_section): Likewise.
26691 * varasm.c (assemble_addr_to_section): New function.
26692 (get_cdtor_priority_section): Likewise.
26693 (default_named_section_asm_out_destructor): Use them.
26694 (destor_dtor_section_asm_out_destructor): Likewise.
26695 (default_named_section_asm_out_constructor): Likewise.
26696 (default_ctor_section_asm_out_constructor): Likewise.
26697 * config.gcc (*-*-vxworks*): Include vxworks.o.
26698 * config/t-vxworks (vxworks.o): New target.
26699 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26700 (TARGET_ASM_CONSTRUCTOR): Define.
26701 (TARGET_ASM_DESTRUCTOR): Likewise.
26702 (vxworks_asm_out_constructor): Declare.
26703 (vxworks_asm_out_destructor): Likewise.
26705 * c-common.c (get_priority): Check that we have not just an
26706 INTEGER_CST, but an integer constant with integeral type.
26708 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26710 PR tree-optimization/30938
26711 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26712 use &dt[nargs-1] instead of &dt[nargs] in the call to
26713 vect_is_simple_use().
26715 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26717 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26718 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26719 Do not attempt to handle MEM inside auto-inc expressions.
26720 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26721 of a register modified by an auto-inc expression. However, do handle
26722 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26723 (elimination_effects): Prohibit elimination of a register modified
26724 by an auto-inc expression. Disable register elimination rules whose
26725 target register is modified by an auto-inc expression with variable
26728 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26730 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26732 (array_at_struct_end_p): New function.
26733 (idx_infer_loop_bounds): Use it.
26734 (estimate_numbers_of_iterations_loop): Export.
26735 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26736 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26737 (tree_estimate_probability): Call record_loop_exits.
26738 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26739 (estimated_loop_iterations, estimated_loop_iterations_int,
26740 estimated_loop_iterations_tree): New functions.
26741 (analyze_siv_subscript_cst_affine,
26742 compute_overlap_steps_for_affine_1_2,
26743 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26744 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26745 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26746 (PRED_LOOP_ITERATIONS_GUESSED): New.
26747 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26748 * cfgloop.h (estimate_numbers_of_iterations_loop,
26749 estimated_loop_iterations_int): Declare.
26751 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26753 * doc/extend.texi: Document optional priority argument to
26754 constructors and destructors.
26755 * tree.c (init_priority_for_decl): Adjust GTY markers.
26756 (init_ttree): Use priority-info hash functions for
26757 init_priority_for_decl.
26758 (tree_map_eq): Rename to ...
26759 (tree_map_base_eq): ... this.
26760 (tree_map_marked_p): Rename to ...
26761 (tree_map_base_marked_p): ... this.
26762 (tree_map_base_hash): New function.
26763 (decl_init_priority_lookup): Rework.
26764 (decl_fini_priority_lookup): New function.
26765 (decl_priority_info): New function.
26766 (decl_init_priority_insert): Use it.
26767 (decl_fini_priority_insert): Likewise.
26768 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26770 (decl_restrict_base_insert): Likewise.
26771 (decl_debug_expr_insert): Likewise.
26772 (decl_value_expr_lookup): Likewise.
26773 (decl_value_expr_insert): Likewise.
26774 * tree.h (priority_type): New type.
26775 (decl_init_priority_lookup): Use priority_type.
26776 (decl_fini_priority_lookup): New function.
26777 (decl_init_priority_insert): Use priority_type.
26778 (decl_fini_priority_insert): New function.
26779 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26780 (DECL_INIT_PRIORITY): Likewise.
26781 (SET_DECL_INIT_PRIORITY): Add comment.
26782 (DECL_FINI_PRIORITY): New macro.
26783 (SET_DECL_FINI_PRIORITY): Likewise.
26784 (DEFAULT_INIT_PRIORITY): Document.
26785 (MAX_INIT_PRIORITY): Likewise.
26786 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26787 (tree_map_base): New type.
26788 (tree_map_base_eq): New function.
26789 (tree_map_base_hash): Likewise.
26790 (tree_map_base_marked_p): Likewise.
26791 (tree_map): Inherit from tree_map_base.
26792 (tree_map_eq): Make it a macro.
26793 (tree_map_marked_p): Likewise.
26794 (tree_int_map): Inherit from tree_map_base.
26795 (tree_int_map_eq): Make it a macro.
26796 (tree_int_map_hash): Likewise.
26797 (tree_int_map_marked_p): Likewise.
26798 (tree_priority_map): New type.
26799 (tree_priority_map_eq): New macro.
26800 (tree_priority_map_hash): Likewise.
26801 (tree_priority_map_marked_p): Likewise.
26802 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26804 (emutls_common_1): Likewise.
26805 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26806 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26807 of tree_map hierarchy.
26808 * tree-cfg.c (move_stmt_r): Likewise.
26809 (new_label_mapper): Likewise.
26810 * c-tree.h (c_expand_body): Move to ...
26811 * c-common.h (c_expand_body): ... here.
26812 * c-decl.c (c_expand_body): Move to ...
26813 * c-common.c (c_expand_body): ... here.
26814 (c_common_attribute_table): Allow 1 argument for the constructor
26815 and destructor attributes.
26816 (get_priority): New function.
26817 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26818 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26820 2007-02-24 Jan Hubicka <jh@suse.cz>
26822 PR middle-end/30509
26823 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26824 copying for inlining.
26826 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26827 Jan Hubicka <jh@suse.cz>
26830 * i386.c (counter_mode): New function.
26831 (expand_set_or_movmem_via_loop): Use it.
26832 (expand_movmem_epilogue): Likewise; fix pasto.
26833 (ix86_expand_movmem): Do emit guard even for constant counts.
26834 (ix86_expand_setmem): Likewise.
26836 2007-02-25 Nick Clifton <nickc@redhat.com>
26838 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26839 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26841 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26844 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26845 count argument with 0x10, not with 0x16.
26846 (expand_setmem_epilogue): Ditto.
26848 2007-02-24 Mike Stump <mrs@apple.com>
26850 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26853 2007-02-24 Richard Guenther <rguenther@suse.de>
26855 PR middle-end/30951
26856 * fold-const.c (fold_binary): Fold x +- CST op x for
26857 EQ_EXPR and NE_EXPR.
26859 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26861 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26863 2007-02-24 Jan Hubicka <jh@suse.cz>
26865 * cgraphunit.c (decide_is_function_needed): Honor
26866 -fkeep-inline-functions.
26868 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26870 * builtins.c (fold_builtin_modf): New.
26871 (fold_builtin_2): Use it.
26873 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26875 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26876 (determine_max_iter): Take additional LOOP arg; all callers changed.
26877 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26878 one using simplifications.
26879 (simplify_using_initial_values): Return if the expression becomes
26880 invalid due to altered regs.
26882 2007-02-23 DJ Delorie <dj@redhat.com>
26884 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26886 2007-02-23 Mike Stump <mrs@apple.com>
26888 * tlink.c (scan_linker_output): Parse linker messages from
26889 darwin9's linker better.
26891 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26894 * varpool.c (varpool_assemble_pending_decls): Set
26895 varpool_last_needed_node to null.
26897 2007-02-23 DJ Delorie <dj@redhat.com>
26899 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26900 alignment bigger than the object file can handle.
26902 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26905 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26906 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26907 (*movsf_1): Penalize MMX moves.
26909 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26911 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26912 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26914 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26916 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26918 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26919 (fold_builtin_1): Use them.
26920 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26921 BUILT_IN_SIGNIFICAND.
26923 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26925 * config/i386/i386.c (bdesc_1arg): Initialize
26926 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26927 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26928 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26929 and IX86_BUILTIN_MOVSLDUP.
26931 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26933 PR rtl-optimization/30841
26934 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26936 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26938 * builtins.c (fold_builtin_frexp): New.
26939 (fold_builtin_2): Use it.
26941 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26943 * doc/invoke.texi (Spec Files): Document getenv spec function.
26945 * gcc.c (getenv_spec_function): New function.
26946 (static_spec_functions): Add it.
26947 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26948 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26951 2007-02-22 Michael Matz <matz@suse.de
26954 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26955 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26957 2007-02-22 Ian Lance Taylor <iant@google.com>
26960 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26961 (mem_loc_descriptor): Call it.
26963 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26964 Ira Rosen <irar@il.ibm.com>
26966 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26968 2007-02-22 Ira Rosen <irar@il.ibm.com>
26970 PR tree-optimization/30843
26971 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26972 stores only after all the group is vectorized.
26974 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26976 PR tree-optimization/30858
26977 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26978 in the reduction cycle have a single use in the loop.
26979 * tree-vectorizer.h (relevant): Add documentation.
26981 2007-02-20 Mike Stump <mrs@apple.com>
26983 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26984 * configure: Regenerate.
26986 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26988 Change the defaults of some parameters and options.
26989 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26990 * config/spu/spu.c (spu_optimization_options): Add.
26991 (spu_override_options): Change params in spu_optimization_options.
26992 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26994 Register 127 is only 16 byte aligned when used as a frame pointer.
26995 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26996 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26997 HARD_FRAME_POINTER_REGNUM.
26998 (spu_legitimate_address): Use regno_aligned_for_reload.
26999 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27000 aligned when frame_pointer_needed is true.
27001 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27003 * config/spu/spu.h (INIT_EXPANDERS): Define.
27005 Make sure shift and rotate instructions have valid immediate operands.
27006 * config/spu/predicates.md (spu_shift_operand): Remove.
27007 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27008 * config/spu/constraints.md (W, O): Extend range.
27009 * config/spu/spu.md (umask, nmask): Define.
27010 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27011 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27012 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27013 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27014 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27015 (lshr<mode>3_reg): Fix rtl description.
27017 Make sure mulhisi immediate operands are valid.
27018 * config/spu/predicates.md (imm_K_operand): Add.
27019 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27021 Generate constants using fsmbi and andi.
27022 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27023 (print_operand, spu_split_immediate, classify_immediate,
27024 fsmbi_const_p): Handle IC_FSMBI2.
27026 Correctly handle a CONST_VECTOR containing symbols.
27027 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27028 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27029 (immediate_load_p): Allow symbols that use 2 instructions to create.
27030 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27031 with symbols when flag_pic is set.
27032 (const_vector_immediate_p): New.
27033 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27034 accept a CONST_VECTOR with symbols.
27035 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27036 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27038 * config/spu/spu.md (high, low): Delete.
27039 (low_<mode>): Define.
27041 Remove INTRmode and INTR_REGNUM, which didn't work.
27042 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27044 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27045 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27046 peephole2 pattern): Don't use INTR or 131.
27047 (movintrcc): Delete.
27048 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27049 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27050 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27051 (UNSPEC_SET_INTR): Add.
27052 * config/spu/spu-modes.def (INTR): Remove.
27054 More accurate warnings about run-time relocations.
27055 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27057 Correctly warn about immediate arguments to specific intrinsics.
27058 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27059 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27060 the instruction predicate.
27062 Fix tree check errors with latest update.
27063 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27065 (spu_expand_builtin): Use CALL_EXPR_FN.
27067 Add missing specific intrinsics.
27068 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27070 * config/spu/spu_internals.h: Ditto.
27072 Fix incorrect operand modifiers.
27073 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27074 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27076 Optimize one case of zero_extend of a vec_select.
27077 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27079 Accept any immediate for hbr.
27080 * config/spu/spu.md (hbr): Change s constraints to i.
27082 2007-02-21 Paul Brook <paul@codesourcery.com>
27084 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27085 condexec_count when skipping USE and CLOBBER.
27087 2007-02-21 Nick Clifton <nickc@redhat.com>
27089 * common.opt (Warray-bounds): Add Warning attribute.
27090 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27092 (fsized-zeroes): Add Optimization attribute.
27093 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27094 * c.opt (Wc++0x-compat): Add Warning attribute.
27096 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27098 PR middle-end/30761
27099 * reload1.c (eliminate_regs_in_insn): In the single_set special
27100 case, attempt to re-recognize the insn before falling back to
27101 having reload fix it up.
27103 2007-02-20 Eric Christopher <echristo@gmail.com>
27105 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27106 Rewrite accordingly.
27107 (frv_read_iacc_argument): Ditto.
27108 (frv_expand_set_builtin): Take a call instead of arglist, update for
27110 (frv_expand_unop_builtin): Ditto.
27111 (frv_expand_binop_builtin): Ditto.
27112 (frv_expand_cut_builtin): Ditto.
27113 (frv_expand_binopimm_builtin): Ditto.
27114 (frv_expand_voidbinop_builtin): Ditto.
27115 (frv_expand_int_void2arg): Ditto.
27116 (frv_expand_prefetches): Ditto.
27117 (frv_expand_voidtriop_builtin): Ditto.
27118 (frv_expand_voidaccop_builtin): Ditto.
27119 (frv_expand_load_builtin): Ditto.
27120 (frv_expand_store_builtin): Ditto.
27121 (frv_expand_mdpackh_builtin): Ditto.
27122 (frv_expand_mclracc_builtin): Ditto.
27123 (frv_expand_mrdacc_builtin): Ditto.
27124 (frv_expand_mwtacc_builtin): Ditto.
27125 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27128 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27130 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27131 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27133 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27134 point instructions.
27135 * configure: Regenerate.
27136 * config.in: Regenerate.
27137 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27138 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27139 masks to power6 and power6x and to POWERPC_MASKS.
27140 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27142 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27143 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27144 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27145 Access PROTOTYPE as variable, not mask.
27147 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27149 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27150 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27151 * combine.c (adjust_for_new_dest): Use it.
27152 * postreload.c (reload_combine): Likewise.
27154 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27156 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27157 notes on an insn with multiple sets, even if single_set returns
27158 non-NULL for that insn.
27160 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27162 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27163 scalbn and scalbln.
27165 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27167 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27168 if user didn't pass it.
27169 * config/i386/darwin.h (CC1_SPEC): Likewise.
27170 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27171 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27172 -mmacosx-version-min.
27174 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27175 Uros Bizjak <ubizjak@gmail.com>
27177 * optabs.h (enum optab_index): Add new OTI_scalb.
27178 (scalb_optab): Define corresponding macro.
27179 * optabs.c (init_optabs): Initialize scalb_optab.
27180 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27182 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27183 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27184 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27185 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27186 flag_unsafe_math_optimizations is set.
27188 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27189 to implement scalbf, scalb and scalbl built-ins as inline x87
27192 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27193 DJ Delorie <dj@redhat.com>
27196 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27197 (diagnostic_report_diagnostic): ... here, and turn them into real
27198 errors. If warnings are inhibited, no need to do anything.
27200 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27202 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27203 better code generation.
27205 2007-02-20 Ben Elliston <bje@au.ibm.com>
27207 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27209 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27211 * config/alpha/alpha.c, config/alpha/alpha.md,
27212 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27213 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27214 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27215 config/arm/lib1funcs.asm: Follow spelling conventions.
27217 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27218 config/fr30/fr30.md, config/i386/i386.h,
27219 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27220 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27221 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27222 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27223 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27224 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27225 config/sparc/sparc.c, config/sparc/sparc.h,
27226 config/sparc/sparc.md, config/spu/constraints.md,
27227 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27230 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27233 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27236 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27238 * doc/invoke.texi (-ftree-lrs): Remove.
27240 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27242 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27245 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27247 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27248 new CALL_EXPR_FN macro for retrieving the function
27249 declaration of the input expression.
27251 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27253 * c.opt (Waddress): New.
27254 * common.opt (Walways-true): Delete.
27255 (Wstring-literal-comparison): Delete.
27256 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27257 -Wstring-literal-comparison. Add -Waddress.
27259 (Walways-true): Delete.
27260 (Wstring-literal-comparison): Delete.
27261 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27262 consistently instead of -Walways-true in example.
27263 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27264 * c-typeck.c (parser_build_binary_op): Replace
27265 -Wstring-literal-comparison and -Walways-true with -Waddress.
27266 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27269 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27271 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27272 without DECL_STRUCT_FUNCTION initialized.
27274 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27276 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27277 due to calls to functions taking pointers as parameters.
27279 2007-02-19 Richard Henderson <rth@redhat.com>
27282 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27285 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27287 * config/s390/s390.c (s390_call_saved_register_used,
27288 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27289 accessed to the new scheme.
27291 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27293 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27294 (cris_print_index, cris_print_operand, cris_print_operand_address)
27295 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27296 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27297 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27298 GET_CODE () == xxx.
27299 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27300 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27301 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27302 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27303 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27304 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27305 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27306 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27307 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27308 (uminsi3, call, call_value): Ditto.
27309 (define_split: indir_to_reg_split, unnamed): Ditto.
27311 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27313 PR tree-optimization/30975
27314 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27317 2007-02-18 Eric Christopher <echristo@gmail.com>
27319 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27320 Remove use of arglist.
27321 (mips_expand_builtin): Remove use of arglist, pass in expr.
27322 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27323 (mips_expand_builtin_movtf): Ditto.
27324 (mips_expand_builtin_compare): Ditto.
27326 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27328 * tree-sra.c (sra_build_assignment): Replace assertion
27329 checking with a comment explaining why it can't be done.
27331 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27333 PR middle-end/30833
27334 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27335 during CALL_EXPR representation conversion.
27336 * tree-ssa-propagate.c (set_rhs): Likewise.
27338 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27340 * tree-sra.c (sra_build_assignment): Disable assertion checking
27343 2007-02-18 Roger Sayle <roger@eyesopen.com>
27345 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27346 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27347 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27349 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27350 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27351 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27352 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27353 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27354 force_gimple_operand): Likewise.
27355 * ipa-cp.c (constant_val_insert): Likewise.
27356 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27357 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27358 perfect_nestify): Likewise.
27359 * langhooks.c (lhd_omp_assignment): Likewise.
27360 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27361 lower_copyprivate_clauses, lower_send_clauses,
27362 lower_send_shared_vars, expand_parallel_call,
27363 expand_omp_for_generic, expand_omp_for_static_nochunk,
27364 expand_omp_for_static_chunk, expand_omp_sections,
27365 lower_omp_single_copy, lower_omp_for_lastprivate,
27366 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27367 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27368 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27371 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27373 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27374 config/sh/sh.md: Follow spelling conventions.
27376 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27377 config/frv/predicates.md: Follow spelling conventions.
27379 * config/m68k/linux-unwind.h: Fix a comment typo.
27380 * target.h: Follow spelling conventions.
27382 2007-02-18 Roger Sayle <roger@eyesopen.com>
27384 PR rtl-optimization/28173
27385 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27386 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27387 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27388 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27389 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27391 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27393 * builtins.c (fold_builtin_load_exponent): New.
27394 (fold_builtin_2): Use it.
27396 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27398 PR rtl-optimization/30773
27399 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27400 if we fail to attach a REG_EQUIV note.
27402 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27403 Roger Sayle <roger@eyesopen.com>
27405 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27407 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27409 * calls.c (initialize_argument_information): Pass original EXP
27410 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27411 code to split complex arguments here, as part of initializing the
27413 (expand_call): Remove code that builds a list of arguments and
27414 inserts implicit arguments into it. Instead, just count how many
27415 implicit arguments there will be so we can determine the size of
27416 the ARGS array, and let initialize_argument_information do the work.
27417 (split_complex_values): Delete unused function.
27419 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27421 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27423 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27425 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27426 for arg pointer based indexed addressing.
27428 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27430 * config/ia64/ia64.h, config/ia64/ia64.md,
27431 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27432 spelling conventions.
27434 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27436 * config/m68k/m68k.c (split_di): New.
27437 * config/m68k/m68k-protos.h: Declare split_di.
27438 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27439 Improve predicate handling and split constant shifts.
27441 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27443 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27444 parameter for register bitfield operations, general predicates
27447 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27449 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27450 * config/m68k/linux-unwind.h: New file.
27452 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27454 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27455 config/i386/athlon.md, config/ia64/ia64.md,
27456 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27457 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27458 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27459 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27460 tree-vect-transform.c: Fix comment typos.
27462 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27464 * sched-deps.c (find_insn_list): Remove.
27465 * sched-int.h: Remove the prototype for find_insn_list.
27467 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27469 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27471 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27472 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27473 darwin_rs6000_override_options.
27474 (C_COMMON_OVERRIDE_OPTIONS): Expect
27475 darwin_macosx_version_min to be non-NULL always.
27476 (TARGET_C99_FUNCTIONS): Likewise.
27477 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27478 (DARWIN_MINVERSION_SPEC): New.
27479 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27480 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27482 (DARWIN_MINVERSION_SPEC): New.
27483 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27485 * config/darwin-c.c (darwin_cpp_builtins): Expect
27486 darwin_macosx_version_min to be non-NULL always.
27488 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27490 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27492 * config/i386/i386.h (x86_use_xchgb): New.
27493 (TARGET_USE_XCHGB): New macro.
27494 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27495 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27496 Split after reload into bswaphi for shifts of 8.
27497 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27498 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27499 or when optimizing for size.
27501 2007-02-16 Richard Guenther <rguenther@suse.de>
27502 Christian Bruel <christian.bruel@st.com>
27504 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27505 DECLs but prefer SSA_NAMEs over DECLs.
27507 2007-02-16 Richard Guenther <rguenther@suse.de>
27509 * tree-flow-inline.h (single_imm_use_p): Remove.
27510 (zero_imm_uses_p): Likewise.
27511 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27512 instead of single_imm_use_p.
27513 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27516 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27519 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27520 nested double- and backquotes.
27522 2007-02-15 Roger Sayle <roger@eyesopen.com>
27524 PR middle-end/30391
27525 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27526 should be unreachable.
27527 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27528 For the time being redirect GIMPLE_MODIFY_STMT to the new
27529 (renamed) build_gimple_modify_stmt_stat.
27530 (build2_gimple_stat): Rename to...
27531 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27532 Always build a GIMPLE_MODIFY_STMT node.
27533 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27534 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27537 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27538 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27539 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27540 expand_complex_div_wide): Likewise.
27541 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27542 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27543 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27544 * tree-ssa-loop-manip.c (create_iv): Likewise.
27545 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27546 abs_replacement): Likewise.
27547 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27548 realify_fake_stores): Likewise.
27550 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27551 node rather than a GIMPLE_MODIFY_STMT node.
27552 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27553 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27555 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27556 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27557 GIMPLE_MODIFY_STMT.
27559 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27561 PR middle-end/30433
27562 * fold-const.c (fold_comparison): Add back the
27563 folding of constant complex comparisions.
27565 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27567 PR middle-end/30729
27568 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27569 effects unknown to this function, return early.
27571 2007-02-15 Ian Lance Taylor <iant@google.com>
27573 * lower-subreg.c (move_eh_region_note): New static function.
27574 (resolve_simple_move): Call it.
27575 (decompose_multiword_subregs): Track blocks for which we resolve a
27576 simple move which is also a control flow insn. Pass them to
27577 find_many_sub_basic_blocks.
27578 (pass_lower_subreg): Add TODO_verify_flow.
27579 (pass_lower_subreg2): Likewise.
27581 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27582 Brooks Moses <brooks.moses@codesourcery.com>
27583 Lee Millward <lee.millward@codesourcery.com>
27585 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27586 (VL_EXP_CLASS_P): New.
27587 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27589 (TREE_OPERAND_CHECK_CODE): Likewise.
27590 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27591 (TREE_RTL_OPERAND_CHECK): Likewise.
27592 (tree_operand_check_failed): Make second parameter the whole tree
27593 instead of its code. Fixed callers.
27594 (VL_EXP_CHECK): New.
27595 (TREE_OPERAND_LENGTH): New.
27596 (VL_EXP_OPERAND_LENGTH): New.
27597 (CALL_EXPR_FN): New.
27598 (CALL_EXPR_STATIC_CHAIN): New.
27599 (CALL_EXPR_ARGS): New.
27600 (CALL_EXPR_ARG): New.
27601 (call_expr_nargs): New.
27602 (CALL_EXPR_ARGP): New.
27603 (build_nt_call_list): Declare.
27604 (build_vl_exp_stat): Declare.
27605 (build_vl_exp): New.
27606 (build_call_list): Declare.
27607 (build_call_nary): Declare.
27608 (build_call_valist): Declare.
27609 (build_call_array): Declare.
27610 (call_expr_arg): Declare.
27611 (call_expr_argp): Declare.
27612 (call_expr_arglist): Declare.
27613 (fold_build_call_list): Declare.
27614 (fold_build_call_list_initializer): Declare.
27615 (fold_call_expr): Declare to replace fold_builtin.
27616 (fold_builtin_fputs): Update to agree with modified definition.
27617 (fold_builtin_strcpy): Likewise.
27618 (fold_builtin_strncpy): Likewise.
27619 (fold_builtin_memory_chk): Likewise.
27620 (fold_builtin_stxcpy_chk): Likewise.
27621 (fold_builtin_strncpy_chk): Likewise.
27622 (fold_builtin_next_arg): Likewise.
27623 (fold_build_call_expr): Declare.
27624 (fold_builtin_call_list): Declare.
27625 (fold_builtin_call_valist): Declare.
27626 (build_call_expr): Declare.
27627 (validate_arglist): Update to agree with modified definition.
27628 (tree_operand_length): New.
27629 (call_expr_arg_iterator): New.
27630 (init_call_expr_arg_iterator): New.
27631 (next_call_expr_arg): New.
27632 (first_call_expr_arg): New.
27633 (more_call_expr_args_p): New.
27634 (FOR_EACH_CALL_EXPR_ARG): New.
27636 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27637 and tcc_gimple_stmt.
27638 (tree_code_size): Update documentation. Use sizeof (tree) rather
27639 than sizeof (char *).
27640 (tree_size): Likewise. Add case for tcc_vl_exp.
27641 (tree_node_structure): Add case for tcc_vl_exp.
27642 (contains_placeholder_p): Likewise.
27643 (substitute_in_expr): Likewise.
27644 (substitute_placeholder_in_expr): Likewise.
27645 (stabilize_reference_1): Likewise.
27646 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27647 to diagnose breakage of this interface for constructing CALL_EXPRs.
27648 (build_nt): Add similar assertion here.
27649 (build_nt_call_list): New.
27650 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27651 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27653 (get_callee_fndecl): Use new CALL_EXPR accessors.
27654 (tree_operand_check_failed): Change parameters to pass entire node
27655 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27656 (process_call_operands): New.
27657 (build_vl_exp_stat): New.
27658 (build_call_list): New.
27659 (build_call_nary): New.
27660 (build_call_valist): New.
27661 (build_call_array): New.
27662 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27663 (call_expr_arglist): New.
27665 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27666 tcc_vl_exp instead of a fixed-size tcc_expression.
27668 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27669 accessors for CALL_EXPRs.
27670 (AGGR_INIT_EXPR): Likewise.
27672 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27673 Brooks Moses <brooks.moses@codesourcery.com>
27674 Lee Millward <lee.millward@codesourcery.com>
27676 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27677 (expand_builtin_nonlocal_goto): Change parameter to be entire
27678 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27679 (expand_builtin_prefetch): Likewise.
27680 (expand_builtin_classify_type): Likewise.
27681 (mathfn_built_in): Return NULL_TREE instead of 0.
27682 (expand_errno_check): Use new CALL_EXPR accessors.
27683 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27684 Return NULL_RTX instead of 0.
27685 (expand_builtin_mathfn_2): Likewise.
27686 (expand_builtin_mathfn_3): Likewise.
27687 (expand_builtin_interclass_mathfn): Likewise.
27688 (expand_builtin_sincos): Likewise.
27689 (expand_builtin_cexpi): Likewise.
27690 (expand_builtin_int_roundingfn): Likewise.
27691 (expand_builtin_int_roundingfn_2): Likewise.
27692 (expand_builtin_pow): Likewise.
27693 (expand_builtin_powi): Likewise.
27694 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27695 of arglist, fixing callers appropriately. Use new CALL_EXPR
27696 accessors and constructors. Return NULL_RTX instead of 0.
27697 (expand_builtin_strstr): Likewise.
27698 (expand_builtin_strchr): Likewise.
27699 (expand_builtin_strrchr): Likewise.
27700 (expand_builtin_strpbrk): Likewise.
27701 (expand_builtin_memcpy): Likewise.
27702 (expand_builtin_mempcpy): Likewise.
27703 (expand_builtin_mempcpy_args): New.
27704 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27705 (expand_builtin_memmove_args): New.
27706 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27707 (expand_movstr): Likewise.
27708 (expand_builtin_strcpy): Likewise.
27709 (expand_builtin_strcpy_args): New.
27710 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27711 (expand_builtin_strncpy): Likewise.
27712 (expand_builtin_memset): Likewise.
27713 (expand_builtin_memset_args): New.
27714 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27715 (expand_builtin_memcmp): Likewise.
27716 (expand_builtin_strcmp): Likewise.
27717 (expand_builtin_strncmp): Likewise.
27718 (expand_builtin_strcat): Likewise.
27719 (expand_builtin_strncat): Likewise.
27720 (expand_builtin_strspn): Likewise.
27721 (expand_builtin_strcspn): Likewise.
27722 (expand_builtin_args_info): Likewise.
27723 (expand_builtin_va_start): Likewise.
27724 (gimplify_va_arg_expr): Likewise.
27725 (expand_builtin_va_end): Likewise.
27726 (expand_builtin_va_copy): Likewise.
27727 (expand_builtin_frame_address): Likewise.
27728 (expand_builtin_alloca): Likewise.
27729 (expand_builtin_bswap): Likewise.
27730 (expand_builtin_unop): Likewise.
27731 (expand_builtin_fputs): Likewise.
27732 (expand_builtin_expect): Likewise.
27733 (expand_builtin_fabs): Likewise.
27734 (expand_builtin_copysign): Likewise.
27735 (expand_builtin_printf): Likewise.
27736 (expand_builtin_fprintf): Likewise.
27737 (expand_builtin_sprintf): Likewise.
27738 (expand_builtin_init_trampoline): Likewise.
27739 (expand_builtin_signbit): Likewise.
27740 (expand_builtin_fork_or_exec): Likewise.
27741 (expand_builtin_sync_operation): Likewise.
27742 (expand_builtin_compare_and_swap): Likewise.
27743 (expand_builtin_lock_test_and_set): Likewise.
27744 (expand_builtin_lock_release): Likewise.
27745 (expand_builtin): Likewise.
27746 (builtin_mathfn_code): Likewise.
27748 (fold_builtin_constant_p): Pass call arguments individually instead
27749 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27750 accessors and constructors. Return NULL_TREE instead of 0.
27751 (fold_builtin_expect): Likewise.
27752 (fold_builtin_classify_type): Likewise.
27753 (fold_builtin_strlen): Likewise.
27754 (fold_builtin_nan): Likewise.
27755 (integer_valued_real_p): Likewise.
27756 (fold_trunc_transparent_mathfn): Likewise.
27757 (fold_fixed_mathfn): Likewise.
27758 (fold_builtin_cabs): Likewise.
27759 (fold_builtin_sqrt): Likewise.
27760 (fold_builtin_cbrt): Likewise.
27761 (fold_builtin_cos): Likewise.
27762 (fold_builtin_cosh): Likewise.
27763 (fold_builtin_tan): Likewise.
27764 (fold_builtin_sincos): Likewise.
27765 (fold_builtin_cexp): Likewise.
27766 (fold_builtin_trunc): Likewise.
27767 (fold_builtin_floor): Likewise.
27768 (fold_builtin_ceil): Likewise.
27769 (fold_builtin_round): Likewise.
27770 (fold_builtin_int_roundingfn): Likewise.
27771 (fold_builtin_bitop): Likewise.
27772 (fold_builtin_bswap): Likewise.
27773 (fold_builtin_logarithm): Likewise.
27774 (fold_builtin_hypot): Likewise.
27775 (fold_builtin_pow): Likewise.
27776 (fold_builtin_powi): Likewise.
27777 (fold_builtin_exponent): Likewise.
27778 (fold_builtin_memset): Likewise.
27779 (fold_builtin_bzero): Likewise.
27780 (fold_builtin_memory_op): Likewise.
27781 (fold_builtin_bcopy): Deleted; call site changed to invoke
27782 fold_builtin_memory_op directly.
27783 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27784 (fold_builtin_strncpy): Likewise.
27785 (fold_builtin_memcmp): Likewise.
27786 (fold_builtin_strcmp): Likewise.
27787 (fold_builtin_strncmp): Likewise.
27788 (fold_builtin_signbit): Likewise.
27789 (fold_builtin_copysign): Likewise.
27790 (fold_builtin_isascii): Likewise.
27791 (fold_builtin_toascii): Likewise.
27792 (fold_builtin_isdigit): Likewise.
27793 (fold_builtin_fabs): Likewise.
27794 (fold_builtin_abs): Likewise.
27795 (fold_builtin_fmin_fmax): Likewise.
27796 (fold_builtin_carg): Likewise.
27797 (fold_builtin_classify): Likewise.
27798 (fold_builtin_unordered_cmp): Likewise.
27800 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27801 New functions split out from fold_builtin_1.
27802 (fold_builtin_n): New.
27803 (fold_builtin_varargs): New.
27804 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27806 (fold_call_expr): New.
27807 (build_function_call_expr): Rewrite to use new helper function.
27808 (fold_builtin_call_list): New.
27809 (build_call_expr): New.
27810 (fold_builtin_call_valist): New.
27811 (rewrite_call_expr): New.
27812 (validate_arg): New.
27813 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27814 of an arglist. Change return type to bool. Use new CALL_EXPR
27817 (fold_builtin_strstr): Pass call arguments individually instead
27818 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27819 accessors and constructors. Return NULL_TREE instead of 0.
27820 (fold_builtin_strchr): Likewise.
27821 (fold_builtin_strrchr): Likewise.
27822 (fold_builtin_strpbrk): Likewise.
27823 (fold_builtin_strcat): Likewise.
27824 (fold_builtin_strncat): Likewise.
27825 (fold_builtin_strspn): Likewise.
27826 (fold_builtin_strcspn): Likewise.
27827 (fold_builtin_fputs): Likewise.
27828 (fold_builtin_next_arg): Likewise.
27829 (fold_builtin_sprintf): Likewise.
27831 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27832 NULL_RTX instead of 0.
27833 (expand_builtin_memory_chk): Likewise.
27834 (maybe_emit_chk_warning): Likewise.
27835 (maybe_emit_sprintf_chk_warning): Likewise.
27837 (fold_builtin_object_size): Pass call arguments individually instead
27838 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27839 accessors and constructors. Return NULL_TREE instead of 0.
27840 (fold_builtin_memory_chk): Likewise.
27841 (fold_builtin_stxcpy_chk): Likewise.
27842 (fold_builtin_strncpy_chk): Likewise.
27843 (fold_builtin_strcat_chk): Likewise.
27844 (fold_builtin_strcat_chk): Likewise.
27845 (fold_builtin_strncat_chk): Likewise.
27846 (fold_builtin_sprintf_chk): Likewise.
27847 (fold_builtin_snprintf_chk): Likewise.
27848 (fold_builtin_printf): Likewise.
27849 (fold_builtin_vprintf): Likewise.
27851 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27853 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27854 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27855 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27856 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27857 (fold_unary): Likewise.
27858 (fold_binary): Likewise.
27859 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27860 ternary expressions.
27861 (fold): Add logic for tcc_vl_exp.
27862 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27863 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27864 (fold_build3_stat): Add assertion to flag broken interface for
27865 constructing CALL_EXPRs.
27866 (fold_build_call_list): New.
27867 (fold_build_call_list_initializer): New.
27868 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27870 (fold_strip_sign_ops): Likewise.
27872 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27873 Brooks Moses <brooks.moses@codesourcery.com>
27874 Lee Millward <lee.millward@codesourcery.com>
27876 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27877 accessors and dump arguments explicitly.
27879 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27881 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27883 (print_call_name): Use new CALL_EXPR accessors.
27885 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27886 CALL_EXPR arguments explicitly instead of as a list. Use
27887 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27889 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27890 (vrp_visit_stmt): Likewise.
27892 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27893 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27895 (force_move_till_expr): Likewise.
27897 * targhooks.c (default_external_stack_protect_fail): Use
27898 build_call_expr instead of build_function_call_expr.
27899 (default_hidden_stack_protect_fail): Likewise.
27901 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27904 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27905 and walk arguments explicitly.
27907 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27908 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27909 (expand_simple_operations): Likewise.
27910 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27912 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27913 of TREE_CODE_LENGTH.
27914 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27916 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27917 instead of TREE_CODE_LENGTH.
27919 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27920 (tree_ic_transform): Likewise.
27921 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27922 parameter instead of arglist. Fix callers.
27923 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27924 (tree_stringops_transform): Likewise.
27925 (tree_indirect_call_to_profile): Likewise.
27926 (tree_stringops_values_to_profile): Likewise.
27928 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27929 (eliminate_tail_call): Likewise.
27931 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27933 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27934 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27936 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27938 * omp-low.c (build_omp_barrier): Use build_call_expr.
27939 (lower_rec_input_clauses): Likewise.
27940 (lower_reduction_clauses): Likewise.
27941 (expand_parallel_call): Likewise.
27942 (maybe_catch_exception): Likewise.
27943 (expand_omp_for_generic): Likewise.
27944 (expand_omp_for_static_nochunk): Likewise.
27945 (expand_omp_sections): Likewise.
27946 (lower_omp_single_simple): Likewise.
27947 (lower_omp_single_copy): Likewise.
27948 (lower_omp_master): Likewise.
27949 (lower_omp_ordered): Likewise.
27950 (lower_omp_critical): Likewise.
27952 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27953 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27955 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27956 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27957 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27959 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27960 and generalize to handle any number of operands.
27961 (chrec_contains_undetermined): Likewise.
27962 (tree_contains_chrecs): Likewise.
27963 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27965 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27967 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27968 fold_call_expr instead of fold_builtin.
27969 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27970 match declarations there.
27971 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27974 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27975 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27977 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27978 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27980 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27983 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27984 (execute_cse_sincos): Use new CALL_EXPR accessors.
27986 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27988 * gimple-low.c (lower_function_body): Use build_call_expr.
27989 (lower_builtin_setjmp): Likewise.
27991 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27992 (set_storage_via_libcall): Likewise.
27993 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27994 instead of TREE_CODE_LENGTH.
27995 (expand_expr_real_1): Use new CALL_EXPR accessors.
27997 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27998 generalize to handle any number of operands.
27999 (TB_parent_eq): Likewise.
28001 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28002 (strip_builtin_expect): Likewise.
28004 * function.c (gimplify_parameters): Use build_call_expr.
28006 * tree-vectorizer.c (vect_is_simple_reduction): Use
28007 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28009 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28010 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28012 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28015 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28016 (gimplify_decl_expr): Likewise.
28017 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28018 Use new CALL_EXPR iterators.
28019 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28020 (gimplify_modify_expr_to_memset): Likewise.
28021 (gimplify_variable_sized_compare): Likewise.
28022 (gimplify_omp_atomic_fetch_op): Likewise.
28023 (gimplify_omp_atomic_pipeline): Likewise.
28024 (gimplify_omp_atomic_mutex): Likewise.
28025 (gimplify_function_tree): Likewise.
28027 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28028 (call_expr_flags): Likewise.
28029 (expand_call): Likewise.
28031 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28032 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28035 * coverage.c (create_coverage): Use build_call_expr.
28037 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28038 (temp_call_expr_obstack): New.
28039 (pool_copy_list): Delete.
28040 (temp_copy_call_expr): New.
28041 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28042 CALL_EXPR accessors. Get rid of special goo for copying argument
28043 lists and use temp_copy_call_expr instead.
28044 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28045 CALL_EXPR accessors.
28046 (create_expression_by_pieces): Likewise. Use build_call_array
28047 to construct the result instead of fold_build3.
28048 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28049 dealing with argument lists.
28050 (init_pre): Remove references to expression_node_pool and
28051 list_node_pool. Init temp_call_expr_obstack instead.
28052 (fini_pre): Remove references to expression_node_pool and
28055 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28056 and walk arguments explicitly instead of as a list.
28058 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28059 (mx_register_decls): Likewise.
28060 (mudflap_register_call): Likewise.
28061 (mudflap_finish_file): Likewise.
28063 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28064 (ipa_callsite_compute_param): Likewise.
28066 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28067 accessors and constructor.
28069 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28070 accessors and constructor.
28071 (convert_tramp_reference): Likewise.
28072 (convert_call_expr): Likewise.
28073 (finalize_nesting_tree_1): Likewise.
28075 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28078 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28080 * tree-inline.c (initialize_inlined_parameters): Pass entire
28081 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28083 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28084 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28086 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28087 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28088 (vectorizable_reduction): Likewise.
28089 (vectorizable_call): Use new CALL_EXPR iterators.
28090 (vectorizable_conversion): Use build_call_expr.
28091 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28092 (vect_gen_widened_results_half): Use build_call_expr.
28093 (vect_setup_realignment): Likewise.
28094 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28096 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28097 (pass_through_call): Likewise.
28098 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28101 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28102 (tree_gen_pow2_profiler): Likewise.
28103 (tree_gen_one_value_profiler): Likewise.
28104 (tree_gen_ic_func_profiler): Likewise.
28105 (tree_gen_average_profiler): Likewise.
28106 (tree_gen_ior_profiler): Likewise.
28108 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28109 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28110 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28112 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28113 of TREE_CODE_LENGTH.
28115 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28116 of TREE_CODE_LENGTH.
28118 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28120 (convert_to_integer): Likewise.
28122 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28125 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28126 Brooks Moses <brooks.moses@codesourcery.com>
28127 Lee Millward <lee.millward@codesourcery.com>
28129 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28131 * config/frv/frv.c (frv_expand_builtin): Likewise.
28132 * config/s390/s390.c (s390_expand_builtin): Likewise.
28134 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28135 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28137 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28138 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28139 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28140 (ix86_expand_store_builtin): Likewise.
28141 (ix86_expand_unop_builtin): Likewise.
28142 (ix86_expand_unop1_builtin): Likewise.
28143 (ix86_expand_sse_compare): Likewise.
28144 (ix86_expand_sse_comi): Likewise.
28145 (ix86_expand_vec_init_builtin): Likewise.
28146 (ix86_expand_vec_ext_builtin): Likewise.
28147 (ix86_expand_vec_set_builtin): Likewise.
28148 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28150 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28151 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28153 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28154 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28155 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28157 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28159 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28160 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28161 arglist. Use new CALL_EXPR accessors. Fix callers.
28162 (altivec_expand_abs_builtin): Likewise.
28163 (rs6000_expand_binop_builtin): Likewise.
28164 (altivec_expand_predicate_builtin): Likewise.
28165 (altivec_expand_lv_builtin): Likewise.
28166 (spe_expand_stv_builtin): Likewise.
28167 (altivec_expand_stv_builtin): Likewise.
28168 (rs6000_expand_ternop_builtin): Likewise.
28169 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28170 (altivec_expand_st_builtin): Likewise.
28171 (altivec_expand_dst_builtin): Likewise.
28172 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28173 arglist. Use new CALL_EXPR accessors. Fix callers.
28174 (altivec_expand_vec_set_builtin): Likewise.
28175 (altivec_expand_vec_ext_builtin): Likewise.
28176 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28177 (spe_expand_builtin): Likewise.
28178 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28179 arglist. Use new CALL_EXPR accessors. Fix callers.
28180 (spe_expand_evsel_builtin): Likewise.
28181 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28182 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28184 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28185 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28186 (arm_expand_unop_builtin): Likewise.
28187 (arm_expand_builtin): Use new CALL_EXPR accessors.
28189 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28192 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28193 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28195 (bfin_expand_unop_builtin): Likewise.
28196 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28198 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28199 Brooks Moses <brooks.moses@codesourcery.com>
28200 Lee Millward <lee.millward@codesourcery.com>
28202 * c-semantics.c (build_stmt): Add internal diagnostic check.
28204 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28205 accessors. Print arguments explicitly instead of as a list.
28207 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28209 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28210 (c_finish_omp_flish): Likewise.
28212 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28213 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28214 instead of TREE_CODE_LENGTH.
28215 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28216 (c_warn_unused_result): Likewise.
28218 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28221 * doc/invoke.texi (Warning Options): Remove
28222 -Werror-implicit-function-declaration.
28223 (Wimplicit-function-declaration): Update description.
28224 * opts.c (common_handle_option): Move handling of -Werror=* to...
28225 (enable_warning_as_error): ...here.
28226 * opts.h (enable_warning_as_error): Declare.
28227 * c-decl.c (implicit_decl_warning): Unless
28228 -Wno-implicit-function-declaration is given, emit a pedwarn if
28229 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28230 * c.opt (Wimplicit-function-declaration): Replace
28231 mesg_implicit_function_declaration with
28232 warn_implicit_function_declaration.
28233 * c-opts.c (c_common_handle_option):
28234 -Werror-implicit-function-declaration is exactly equal as
28235 -Werror=implicit-function-declaration.
28236 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28237 warn_implicit_function_declaration.
28238 (c_common_post_options): -Wimplict-function-declaration is enabled
28239 by default by -std=c99, otherwise is disabled by default.
28240 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28242 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28244 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28245 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28246 former is ignored but not the latter.
28248 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28250 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28251 is made and the reference doesn't use the alias set of its type,
28252 do not create the temporary using that type.
28254 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28256 * jump.c: Remove prototypes for delete_computation and
28257 delete_prior_computation.
28259 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28261 * jump.c (get_label_after): Delete.
28262 (get_label_before, delete_computation, delete_jump,
28263 delete_prior_computation, follow_jumps): Move...
28264 * reorg.c (delete_computation, delete_prior_computation): ... here...
28265 (get_label_before, delete_jump): ... making these static ...
28266 (follow_jumps): ... and simplifying this since it only runs after
28268 * rtl.h (get_label_after, get_label_before, delete_jump,
28269 follow_jumps): Delete prototypes.
28271 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28273 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28275 2007-02-15 Nick Clifton <nickc@redhat.com>
28277 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28278 order to prevent it from being munged by the target.
28280 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28282 * config/i386/i386.md: Remove misleading comment.
28284 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28286 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28287 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28290 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28292 * tree-sra.c (instantiate_missing_elements): Canonicalize
28294 (sra_build_assignment): New.
28295 (generate_copy_inout, generate_element_copy,
28296 generate_element_zero, generate_one_element_init): Use it.
28298 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28300 * tree-sra.c (instantiate_missing_elements): Canonicalize
28302 (sra_build_assignment): New.
28303 (generate_copy_inout, generate_element_copy,
28304 generate_element_zero, generate_one_element_init): Use it.
28306 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28308 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28311 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28313 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28314 types as aggregates not scalars.
28315 * function.c (assign_stack_temp_for_type): Likewise.
28317 2007-02-14 Roger Sayle <roger@eyesopen.com>
28318 Zdenek Dvorak <dvorakz@suse.cz>
28320 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28323 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28325 * passes.c (next_pass_1): Clear the next field of the copied
28328 2007-02-14 Richard Henderson <rth@redhat.com>
28330 * tree-sra.c (early_sra): New.
28331 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28332 (tree_sra_early, pass_sra_early): New.
28333 * tree-pass.h (pass_sra_early): Declare.
28334 * passes.c (init_optimization_passes): Use it.
28336 2007-02-14 Richard Guenther <rguenther@suse.de>
28338 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28340 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28342 PR tree-optimization/30771
28343 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28345 (vect_analyze_operations): Induction phis can now be marked as
28347 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28348 Update documentation accordingly.
28350 2007-02-14 Nick Clifton <nickc@redhat.com>
28352 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28353 most 3 arguments are supported.
28354 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28356 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28358 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28359 Ensure dst->current is valid.
28361 2007-02-13 Paul Brook <paul@codesourcery.com>
28363 * config.gcc: Add arm*-*-uclinux-*eabi.
28364 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28365 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28366 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28367 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28368 (LINK_SPEC): Define.
28369 (LIB_SPEC): Define.
28370 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28372 * config/arm/uclinux-eabi.h: New file.
28373 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28374 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28377 2007-02-13 Ian Lance Taylor <iant@google.com>
28379 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28380 * flags.h (warn_strict_overflow): Declare.
28381 (enum warn_strict_overflow_code): Define.
28382 (issue_strict_overflow_warning): New static inline function.
28383 * opts.c (warn_strict_overflow): New variable.
28384 (common_handle_option): Handle OPT_Wstrict_overflow and
28385 OPT_Wstrict_overflow_.
28386 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28388 * fold-const.c: Include intl.h.
28389 (fold_deferring_overflow_warnings): New static variable.
28390 (fold_deferred_overflow_warning): New static variable.
28391 (fold_deferred_overflow_code): New static variable.
28392 (fold_defer_overflow_warnings): New function.
28393 (fold_undefer_overflow_warnings): New function.
28394 (fold_undefer_and_ignore_overflow_warnings): New function.
28395 (fold_deferring_overflow_warnings_p): New function.
28396 (fold_overflow_warning): New static function.
28397 (make_range): Add strict_overflow_p parameter. Change all
28399 (extract_muldiv, extract_muldiv_1): Likewise.
28400 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28401 tree_expr_nonnegative_p.
28402 (fold_negate_expr): Call fold_overflow_warning.
28403 (fold_range_test): Likewise.
28404 (fold_comparison): Likewise.
28405 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28406 instead of tree_expr_nonnegative_p.
28407 (tree_expr_nonnegative_warnv_p): Rename from
28408 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28409 (tree_expr_nonnegative_p): New function.
28410 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28411 strict_overflow_p parameter.
28412 (tree_expr_nonzero_p): New function.
28413 * passes.c (verify_interpass_invariants): New static function.
28414 (execute_one_pass): Call it.
28415 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28417 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28418 (estimate_numbers_of_iterations): Likewise.
28419 (scev_probably_wraps_p): Likewise.
28420 * tree-ssa-ccp.c: Include "toplev.h".
28421 (evaluate_stmt): Defer fold overflow warnings until we know we are
28423 (struct fold_stmt_r_data): Add stmt field.
28424 (fold_stmt_r): Defer fold overflow warnings until we know we
28426 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28427 (fold_stmt_inplace): Likewise.
28428 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28429 (cleanup_control_expr_graph): Defer fold overflow warnings until
28430 we know we are going to optimize.
28431 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28432 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28434 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28435 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28436 * tree-ssa-loop-manip.c (create_iv): Likewise.
28437 * c-typeck.c (build_conditional_expr): Likewise.
28438 (build_binary_op): Likewise.
28439 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28440 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28441 (extract_range_from_unary_expr): Likewise.
28442 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28443 assuming that signed overflow does not occur.
28444 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28445 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28446 (fold_defer_overflow_warnings): Declare.
28447 (fold_undefer_overflow_warnings): Declare.
28448 (fold_undefer_and_ignore_overflow_warnings): Declare.
28449 (fold_deferring_overflow_warnings_p): Declare.
28450 (tree_expr_nonzero_warnv_p): Declare.
28451 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28452 of warning options.
28453 (Warning Options): Document -Wstrict-overflow.
28454 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28455 (tree-ssa-ccp.o): Likewise.
28456 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28457 (fold-const.o): Depend on intl.h.
28459 2007-02-13 Ian Lance Taylor <iant@google.com>
28461 PR middle-end/30751
28462 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28465 2007-02-13 Stuart Hastings <stuart@apple.com>
28467 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28469 2007-02-13 Richard Henderson <rth@redhat.com>
28471 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28472 handled_component_p before looking for the indirect_ref.
28474 2007-02-13 Richard Henderson <rth@redhat.com>
28476 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28477 remove flags clobber.
28478 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28479 (bswaphi_lowpart): New.
28480 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28481 remove TARGET_BSWAP test. Delete expander of the same name.
28483 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28484 (expand_unop): Use them.
28486 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28488 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28489 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28490 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28491 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28492 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28493 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28494 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28495 assembler dialect choice from asm templates.
28497 2007-02-12 Richard Henderson <rth@redhat.com>
28499 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28500 (fixuns_trunc<SSEMODEF>si2): Use it.
28501 * config/i386/sse.md (vec_setv4sf_0): Export.
28502 * config/i386/i386.c (ix86_build_const_vector): Export.
28503 (ix86_split_convert_uns_si_sse): Rename from
28504 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28505 * config/i386/i386-protos.h: Update.
28507 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28510 * c-typeck.c (c_finish_return): Improve warning message.
28512 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28514 * alias.c (find_symbolic_term): Delete unused function.
28516 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28518 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28519 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28520 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28522 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28524 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28525 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28526 the function, temporarily point the debug interface to the null one.
28528 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28530 * dwarf2out.c (round_up_to_align): New static function.
28531 (field_byte_offset): Use it to round the offset.
28533 2007-02-12 Richard Henderson <rth@redhat.com>
28535 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28536 (inswl_const): Export.
28538 2007-02-12 Richard Henderson <rth@redhat.com>
28540 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28541 result mode of the libcall, convert back to outmode.
28543 2007-02-12 Roger Sayle <roger@eyesopen.com>
28545 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28546 (bswapdi2): New define_expand to implement 32-bit implementation.
28548 2007-02-12 Nick Clifton <nickc@redhat.com>
28550 * doc/invoke.texi (Overall Options): Document --help=.
28551 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28552 (cc1_options): Pass --help= on to cc1.
28553 (display_help): Add description of --help=.
28554 (process_command): Add code to handle --help=. Allow translated
28555 --help and --target-help switches to be passed on to compiler
28557 (main): Remove unused if statement.
28558 * opts.c (columns): Remove.
28559 (LEFT_COLUMN): Define.
28560 (wrap_help): Add columns argument.
28561 (print_filtered_help): Change parameters to be an include bitmask,
28562 an exclude bitmask, an any bitmask and the column width. Move the
28563 code to display the params list here. Add code to display the
28564 status of options rather than their descriptions if the quiet flag
28566 (print_specific_help): Change parameters to be an include bitmask,
28567 an exclude bitmask and an any bitmask. Move code to look up the
28568 column width here. Decide upon the title for an options listing.
28569 (common_handle_options): Add code to handle --help=. Adapt code
28570 for --help and --target-help to use the revised form of the
28571 print_specific_help function.
28572 (print_help): Delete.
28573 (print_param_help): Delete.
28574 (print_switch): Delete.
28575 * opts.h (cl_lang_count): Add prototype.
28576 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28577 CL_MAX_OPTION_CLASS): New defines.
28578 * optc-gen.awk: Add construction of cl_lang_count.
28579 * c.opt: Add Warning attribute to warning options and Optimization
28580 attribute to optimization options.
28581 * common.opt: Likewise.
28583 Add -fhelp and -ftarget-help as aliases for the transformed --help
28584 and --target-help options.
28585 * opt-functions.awk: Add code to handle Warning and Optimization
28588 2007-02-12 Richard Henderson <rth@redhat.com>
28590 * config/alpha/constraints.md: New file.
28591 * config/alpha/alpha.c: Include tm-constrs.h.
28592 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28593 alpha_extra_constraint): Remove.
28594 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28595 * config/alpha/alpha-protos.h: Update.
28596 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28597 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28598 (EXTRA_CONSTRAINT): Remove.
28599 * config/alpha/alpha.md: Include constraints.md.
28600 (adddi splitter): Use satisfies_constraint_*.
28601 * config/alpha/predicates.md (add_operand): Likewise.
28602 (sext_add_operand, addition_operation): Likewise.
28604 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28606 PR tree-optimization/29145
28607 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28608 in our handling of restrict qualified pointers.
28610 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28613 * doc/invoke.texi (Wunused-value): Update description.
28614 (Wextra): Delete item.
28615 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28616 value of Wunused-value.
28617 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28618 (c_finish_stmt_expr): Don't check extra_warnings.
28619 (emit_side_effect_warnings): The caller is responsible to check
28622 2007-02-11 Roger Sayle <roger@eyesopen.com>
28623 Matt Thomas <matt@3am-software.com>
28625 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28627 2007-02-11 Roger Sayle <roger@eyesopen.com>
28629 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28630 comparisons of POPCOUNT against zero.
28631 (simplify_const_relational_operation): Likewise.
28633 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28635 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28637 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28639 * dwarf2out.c (root_type): Delete unused function.
28641 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28643 * genattrtab.c (contained_in_p): Delete unused function.
28644 (write_expr_attr_cache): Likewise.
28646 2007-02-11 Jan Hubicka <jh@suse.cz>
28648 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28651 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28653 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28654 to add the REG_EQ* note.
28655 * see.c (see_merge_one_use_extension): Likewise.
28656 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28657 turn REG_EQUAL notes into REG_EQUIV notes if the target
28658 register may have more than one set.
28659 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28660 * gcse.c (try_replace_reg): Likewise.
28661 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28662 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28663 more than one REG_EQUIV note.
28664 * reload1.c (gen_reload): Use set_unique_reg_note.
28666 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28668 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28669 (ix86_builtin_conversion): New function.
28671 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28674 * tree.h (DECL_REPLACEABLE_P): New macro.
28675 * except.c (set_nothrow_function_flags): Likewise.
28677 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28678 Ira Rosen <irar@il.ibm.com>
28679 Dorit Nuzman <dorit@il.ibm.com>
28681 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28682 * targhooks.c (default_builtin_vectorized_conversion): New.
28683 * targhooks.h (default_builtin_vectorized_function): New declaration.
28684 * target.h (struct vectorize): Add builtin_conversion field.
28685 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28686 stmt_vec_info_type value.
28687 (vectorizable_conversion): New declaration.
28688 * tree-vect-analyze.c (vect_analyze_operations): Add
28689 vectorizable_conversion call.
28690 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28691 * tree-vect-transform.c (vectorizable_conversion): New function.
28692 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28693 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28695 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28696 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28697 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28698 or ALTIVEC_BUILTIN_VCFSX.
28700 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28703 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28704 CONST_DOUBLE and operand 0 is a hard register.
28705 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28706 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28707 is a hard floating-point register.
28709 2007-02-10 Richard Henderson <rth@redhat.com>
28710 Jakub Jelinek <jakub@redhat.com>
28711 Alexandre Oliva <aoliva@redhat.com>
28713 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28714 * builtin-types.def (BT_WORD): Make unsigned.
28715 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28716 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28717 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28718 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28719 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28720 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28722 * expr.c (emutls_var_address): New.
28723 (expand_expr_real_1): Expand emulated tls.
28724 (expand_expr_addr_expr_1): Likewise.
28725 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28726 * output.h (emutls_finish): Declare.
28727 * toplev.c (compile_file): Call it.
28728 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28729 address before wrapping in CONST.
28730 * varasm.c (emutls_htab, emutls_object_type): New.
28731 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28732 (get_emutls_object_name, get_emutls_object_type): New.
28733 (get_emutls_init_templ_addr, emutls_decl): New.
28734 (emutls_common_1, emutls_finish): New.
28735 (assemble_variable): When emulating tls, swap decls; generate
28736 constructor for the emutls objects.
28737 (do_assemble_alias): When emulating tls, swap decl and target name.
28738 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28740 * varpool.c (decide_is_variable_needed): Look at force_output.
28741 Recurse for emulated tls.
28742 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28743 with decide_is_variable_needed.
28744 * emutls.c: New file.
28745 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28746 tls_object for real tls.
28748 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28750 PR rtl-optimization/29599
28751 * reload1.c (eliminate_regs_in_insn): Take the destination
28752 mode into account when computing the offset.
28754 2007-02-09 Stuart Hastings <stuart@apple.com>
28755 Richard Henderson <rth@redhat.com>
28757 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28758 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28759 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28760 fixuns_truncdfhi2): New.
28761 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28762 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28763 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28764 (floatunssidf2): Allow nonimmediate source.
28765 * config/i386/sse.md (movdi_to_sse): New.
28766 (vec_concatv2di): Drop '*'.
28767 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28768 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28769 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28771 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28772 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28773 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28774 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28775 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28776 ix86_build_const_vector.
28777 (x86_emit_floatuns): Rewrite.
28779 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28781 * genautomata.c (longest_path_length): Delete unused function.
28782 (struct state): Delete unused longest_path_length.
28783 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28784 (get_free_state): Delete unused.
28786 2007-02-09 Jan Hubicka <jh@suse.cz>
28788 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28789 * doc/invoke.texi (inline-unit-growth): Update default value.
28791 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28792 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28793 (rebuild_cgraph_edges): Likewise.
28794 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28795 (dump_cgraph_node): Dump frequencies.
28796 (cgraph_clone_edge): Add frequency scales.
28797 (cgraph_clone_node): Add freuqnecy.
28798 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28799 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28800 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28801 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28802 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28803 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28804 (save_inline_function_body): Likewise.
28805 * ipa-inline.c: inluce rtl.h
28806 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28807 (cgraph_edge_badness): Use frequencies.
28808 (cgraph_decide_recursive_inlining): Update clonning.
28809 (cgraph_decide_inlining_of_small_function): Dump frequency.
28810 * predict.c (estimate_bb_frequencies): Export.
28811 * predict.h (estimate_bb_frequencies): Declare.
28812 * tree-inline.c (copy_bb): Watch overflows.
28813 (expand_call_inline): Update call of cgraph_create_edge.
28814 (optimize_inline_calls): Use TODO flags to update frequnecies.
28815 * passes.h: Include predict.h
28816 (init_optimization_passes): Move profile ahead.
28817 (execute_function_todo): Handle TODO_rebuild_frequencies.
28819 2007-02-09 Roger Sayle <roger@eyesopen.com>
28821 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28822 the insbl or inswl pattern into a register.
28824 2007-02-09 Roger Sayle <roger@eyesopen.com>
28826 * config/ia64/ia64.md (bswapdi2): New define_insn.
28828 2007-02-09 Richard Henderson <rth@redhat.com>
28830 * config/i386/constraints.md (Ym): New constraint.
28831 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28832 (movdi_1_rex64): Split sse and xmm general register moves from
28833 memory move alternatives. Use conditional register constraints.
28834 (movsf_1, movdf_integer): Likewise.
28835 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28836 (movdf_integer_rex64): New.
28837 (pushsf_rex64): Fix output constraints.
28838 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28839 (sse2_stored): Likewise.
28840 (sse2_storeq_rex64): New.
28841 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28842 amd and not generic.
28843 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28844 for optimize_size. Remove SF/DFmode hack.
28846 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28848 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28851 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28852 Richard Sandiford <richard@codesourcery.com>
28854 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28855 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28856 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28857 m68k/t-mlib to tmake_file.
28858 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28859 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28860 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28861 Allow it to be cf or m68k. Set m68k_arch_family. If that
28862 variable is not empty, add t-$m68k_arch_family to tmake_file.
28863 Add t-mlibs to tmake_file.
28864 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28865 * config/m68k/t-cf: New file.
28866 * config/m68k/t-m68k: Likewise.
28867 * config/m68k/t-mlibs: Likewise.
28868 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28869 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28870 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28871 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28872 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28874 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28875 (INSTALL_LIBGCC): Delete.
28876 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28877 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28878 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28879 (M68K_MLIB_CPU): Define.
28880 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28881 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28882 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28884 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28885 Richard Guenther <rguenther@suse.de>
28887 PR middle-end/23361
28888 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28889 against INT_MIN/INT_MAX.
28890 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28891 file if a loop is removed.
28893 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28895 * calls.c (store_one_arg): Pass correct alignment to
28896 emit_push_insn for non-BLKmode values.
28897 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28898 unaligned stack slot via a suitably aligned slot.
28900 2007-02-08 DJ Delorie <dj@redhat.com>
28902 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28904 (legal_subregs): Use unsigned char, make const.
28905 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28907 2007-02-08 Paul Brook <paul@codesourcery.com>
28909 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28910 special interworking needed.
28912 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28914 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28915 conditional to __SSE2__.
28916 (Entries below should have been added to first ChangeLog
28917 entry for amdfam10 dated 2007-02-05)
28918 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28920 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28922 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28925 2007-02-08 DJ Delorie <dj@redhat.com>
28927 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28928 * config/m32c/m32c.c (legal_subregs): New.
28929 (m32c_illegal_subreg_p): New.
28930 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28931 unsupported subregs of hard regs.
28933 2007-02-08 Jan Hubicka <jh@suse.cz>
28935 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28936 the same one; always update histograms.
28938 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28940 * passes.c (init_optimization_passes): Tidy comment.
28942 2007-02-08 Roger Sayle <roger@eyesopen.com>
28944 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28945 strip zero_extend, bswap and rotates from POCOUNT's argument.
28946 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28947 zero_extend and rotates from PARITY's argument.
28948 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28949 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28950 of an integer constant at compile-time.
28952 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28955 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28957 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28960 * tree-ssa-live.c (remove_unused_locals): Do not remove
28961 TREE_ADDRESSABLE variables.
28962 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28963 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28964 FOR_CLOBBER. Update all users.
28965 If VAR has an associated alias set, add a virtual operand for
28966 it if no alias is found to conflict with the memory reference.
28968 2007-02-07 Jan Hubicka <jh@suse.cz>
28969 Robert Kidd <rkidd@crhc.uiuc.edu>
28971 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28973 2007-02-07 Ian Lance Taylor <iant@google.com>
28975 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28977 2007-02-07 Roger Sayle <roger@eyesopen.com>
28979 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28980 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28981 tablejumpdi, movsi_to_cr_one): Remove constraints from
28982 define_expand's match_operands.
28984 2007-02-07 Roger Sayle <roger@eyesopen.com>
28986 * global.c (compute_regsets): Move declatation of "i" inside of
28987 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28989 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28992 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28993 of INDIRECT_REF <RESULT_DECL>.
28995 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28997 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28998 Kaz Kojima <kkojima@gcc.gnu.org>
29001 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29003 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29005 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29007 * doc/loop.texi: Document possibility not to perform disambiguation
29008 of loops with multiple latches.
29009 * cfgloopmanip.c (alp_enum_p): Removed.
29010 (add_loop): Handle subloops. Use get_loop_body_with_size.
29011 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29012 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29013 the new forwarder block.
29014 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29015 Handle the case latch is NULL.
29016 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29017 modifications when marking loop exits.
29018 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29020 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29021 disambiguate_loops_with_multiple_latches.
29022 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29023 before fix_loop_structure.
29024 * cfgloop.c: Include pointer-set.h and output.h.
29025 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29026 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29027 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29028 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29029 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29030 disambiguate_multiple_latches, get_loop_body_with_size,
29031 disambiguate_loops_with_multiple_latches): New functions.
29032 (flow_loop_dump): Dump multiple latch edges.
29033 (flow_loop_nodes_find): Handle loops with multiple latches.
29034 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29035 (glb_enum_p): Modified.
29036 (get_loop_body): Use get_loop_body_with_size.
29037 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29038 (AVOID_CFG_MODIFICATIONS): New constant.
29039 (disambiguate_loops_with_multiple_latches, add_loop,
29040 get_loop_body_with_size): Declare.
29041 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29043 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29045 PR inline-asm/28686
29046 * global.c (compute_regsets): New function.
29047 (global_alloc): Refactored ELIMINABLE_REGSET
29048 and NO_GLOBAL_ALLOC_REGS computation out.
29049 (rest_of_handle_global_alloc): Call compute_regsets()
29050 for non-optimizing case.
29052 2007-02-06 Richard Henderson <rth@redhat.com>
29054 * config/i386/constraints.md (Y2): Rename from Y.
29055 (Yi): New constraint.
29056 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29057 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29058 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29059 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29060 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29061 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29062 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29063 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29064 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29065 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29066 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29067 vec_extractv2si_1): Change Y constraints to Y2.
29068 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29069 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29070 Change Y constraints to Y2.
29071 (sse2_loadld): Change Y constraints to x.
29073 2007-02-06 Roger Sayle <roger@eyesopen.com>
29075 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29076 (parity<mode>2): New define_expand using rs6000_emit_parity.
29077 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29078 rs6000_emit_parity): New functions.
29079 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29080 rs6000_emit_parity): Prototype here.
29082 2007-02-06 Ian Lance Taylor <iant@google.com>
29084 * lower-subreg.c (simple_move_operand): Reject CONST.
29085 (resolve_clobber): Call validate_change rather than directly
29086 assigning to XEXP (pat, 0).
29088 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29090 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29091 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29092 (tree-cfg.o): Remove hashtab.h dependency.
29094 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29095 (struct ivopts_data): Change niters to pointer_map_t.
29096 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29097 (niter_for_exit): Create pointer_map on demand. Change for
29099 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29100 (free_loop_data): Destroy data->niters if created and reset field.
29101 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29102 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29104 * tree-ssa-reassoc.c: Include pointer-set.h.
29105 (bb_rank): Change to long *.
29106 (operand_rank): Change to pointer_map_t.
29107 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29108 (insert_operand_rank): Accept long.
29109 (operand_entry_hash, operand_entry_eq): Remove.
29110 (get_rank): Return long. Adjust for changes above.
29111 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29113 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29115 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29116 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29117 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29119 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29120 directly since it cannot be NULL.
29121 (get_vi_for_tree): Rewrite for pointer_map API.
29122 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29123 (init_alias_vars): Create vi_for_tree as pointer_map.
29124 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29126 * tree-cfg.c: Don't include hashtab.h.
29127 (edge_to_cases): Declare as pointer_map.
29128 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29130 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29131 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29132 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29134 (record_switch_edge): Delete.
29135 (get_cases_for_edge): Adjust for pointer_map API, inline
29136 record_switch_edge (rewritten for new API), remove goto.
29138 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29140 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29141 * tree-nested.c: Include pointer-set.h.
29142 (var_map_elt, var_map_eq, var_map_hash): Delete.
29143 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29144 to pointer_map_t's.
29145 (nesting_info_bitmap_obstack): New.
29146 (lookup_field_for_decl): Adjust for pointer_map API.
29147 (lookup_tramp_for_decl): Adjust for pointer_map API.
29148 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29149 (get_local_debug_decl): Adjust for pointer_map API.
29150 (convert_nl_goto_reference): Adjust for pointer_map API.
29151 (convert_nl_goto_receiver): Adjust for pointer_map API.
29152 (create_nesting_tree): Create outside GGC space. Create bitmap on
29153 the new obstack. Create field_map and var_map as pointer_maps.
29154 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29156 (lower_nested_functions): Move root here, no need to NULL it.
29157 Initialize and release the obstack.
29159 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29161 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29162 Remove prototypes and make them non-static.
29163 (struct tree_int_map): Remove.
29164 * tree.h (struct tree_int_map): Move here, turning TO into an
29166 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29168 * tree.h (TREE_COMPLEXITY): Remove.
29169 (struct tree_exp): Remove complexity field.
29170 * tree.c (build1_stat): Don't set it.
29172 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29173 Victor Kaplansky <victork@il.ibm.com>
29175 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29176 (vect_is_simple_reduction): Support reduction with induction as
29177 one of the operands.
29178 (vect_is_simple_iv_evolution): Fix formatting.
29179 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29180 formatting. Don't mark induction phis for vectorization.
29181 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29182 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29183 (vect_get_vec_def_for_operand): Support induction.
29184 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29186 (vectorizable_reduction): Support reduction with induction as one of
29188 (vectorizable_type_demotion): Use def-type of stmt argument rather
29189 than dummy def-type.
29191 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29192 flag_tree_scev_cprop.
29193 * common.opt (tree-scev-cprop): New flag.
29195 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29196 call to vect_get_new_vect_var.
29198 2007-02-06 Ira Rosen <irar@il.ibm.com>
29200 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29201 vectype is not NULL.
29202 (vect_pattern_recog_1): Likewise.
29204 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29206 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29207 (fold_negate_expr): Likewise.
29209 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29212 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29213 even if cv-qualification is the same.
29215 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29217 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29218 __enable_execute_stack on completion.
29220 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29222 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29223 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29224 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29225 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29226 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29227 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29228 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29229 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29231 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29233 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29234 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29235 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29236 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29237 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29238 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29239 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29240 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29241 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29242 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29243 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29244 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29245 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29246 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29247 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29248 sqrtextenddfxf2_i387): Added amdfam10_decode.
29250 * config/i386/athlon.md (athlon_idirect_amdfam10,
29251 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29252 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29253 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29254 athlon_ivector_store_amdfam10): New define_insn_reservation.
29255 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29258 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29260 * config/i386/athlon.md (athlon_call_amdfam10,
29261 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29262 define_insn_reservation.
29263 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29264 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29265 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29269 * config/i386/athlon.md (athlon_sseld_amdfam10,
29270 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29271 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29273 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29275 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29276 define_insn_reservation.
29277 * config/i386/i386.md (sseins): Added sseins to define_attr type
29278 and define_attr unit.
29279 * config/i386/sse.md: Set type attribute to sseins for insertq
29282 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29284 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29285 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29286 ssecomi_load_amdfam10, ssecomi_amdfam10,
29287 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29288 define_insn_reservation.
29289 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29291 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29293 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29294 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29295 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29296 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29297 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29298 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29299 define_insn_reservation.
29301 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29302 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29303 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29304 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29305 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29307 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29309 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29310 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29311 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29312 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29313 athlon_ssemul_load_k8): Added amdfam10.
29315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29317 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29318 (x86_sse_unaligned_move_optimal): New variable.
29320 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29322 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29323 for unaligned vector SSE double/single precision loads for AMDFAM10.
29325 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29327 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29328 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29329 Define TARGET_CPU_DEFAULT_amdfam10.
29330 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29331 (processor_type): Add PROCESSOR_AMDFAM10.
29333 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29334 processor_type in config/i386/i386.h.
29335 Enable imul peepholes for TARGET_AMDFAM10.
29337 * config.gcc: Add support for --with-cpu option for amdfam10.
29339 * config/i386/i386.c (amdfam10_cost): New variable.
29340 (m_AMDFAM10): New macro.
29341 (m_ATHLON_K8_AMDFAM10): New macro.
29342 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29343 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29344 x86_promote_QImode, x86_integer_DFmode_moves,
29345 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29346 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29347 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29348 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29349 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29350 Enable/disable for amdfam10.
29351 (override_options): Add amdfam10_cost to processor_target_table.
29352 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29353 processor_alias_table.
29354 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29355 (ix86_adjust_cost): Add code for amdfam10.
29357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29359 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29360 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29361 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29362 * config/i386/i386.h: Add builtin definition for SSE4A.
29363 * config/i386/i386.md: Add support for ABM instructions
29364 (popcnt and lzcnt).
29365 * config/i386/sse.md: Add support for SSE4A instructions
29366 (movntss, movntsd, extrq, insertq).
29367 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29368 Add -march=amdfam10 flag.
29369 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29370 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29372 * doc/extend.texi: Add documentation for SSE4A builtins.
29374 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29376 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29378 2007-02-05 Richard Guenther <rguenther@suse.de>
29380 * tree-vectorizer.h (vectorizable_function): Add argument type
29381 argument, change return type.
29382 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29383 * tree-vect-transform.c (vectorizable_function): Handle extra
29384 argument, return vectorized function decl.
29385 (build_vectorized_function_call): Remove.
29386 (vectorizable_call): Handle calls with result and argument types
29387 differing. Handle loop vectorization factor correctly.
29388 * targhooks.c (default_builtin_vectorized_function): Adjust for
29390 * targhooks.h (default_builtin_vectorized_function): Likewise.
29391 * target.h (builtin_vectorized_function): Add argument type
29393 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29394 extra argument, allow vectorizing of lrintf.
29395 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29396 documentation of target hook.
29398 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29401 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29402 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29403 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29405 2007-02-05 Roger Sayle <roger@eyesopen.com>
29407 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29408 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29409 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29410 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29411 before canonicalizing sincos to cexpi.
29412 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29414 2007-02-05 Roger Sayle <roger@eyesopen.com>
29416 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29417 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29418 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29420 2007-02-05 Roger Sayle <roger@eyesopen.com>
29422 * mips-tfile.c (initialize_init_file): Correct endianness test.
29424 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29426 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29427 the 'y' constraint.
29429 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29431 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29432 saves in a PARALLEL before the register assignments.
29434 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29436 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29437 DWARF_FRAME_RETURN_COLUMN to be a general register.
29438 * dwarf2out.c (init_return_column_size): New function, split from...
29439 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29440 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29441 to be nongeneral registers.
29442 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29444 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29445 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29447 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29449 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29451 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29453 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29454 (remove_path): Use can_remove_branch_p and remove_branch instead
29455 of loop_delete_branch_edge.
29456 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29457 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29458 Update profile using scale_dominated_blocks_in_loop.
29459 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29460 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29461 (can_remove_branch_p, remove_branch): Declare.
29462 * tree-cfg.c (tree_can_remove_branch_p): New function.
29463 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29464 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29465 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29467 2007-02-05 Jan Hubicka <jh@suse.cz>
29469 PR middle-end/30696
29470 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29471 nodes in cgraph, don't remove offline copy of the function.
29473 2007-02-04 Jan Hubicka <jh@suse.cz>
29475 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29476 vectors might cause maybe_lookup_element_for_expr to be called
29477 on non-sra-candidate.
29479 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29481 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29482 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29483 spelling conventions.
29485 2007-02-04 Richard Guenther <rguenther@suse.de>
29487 PR middle-end/30636
29488 * fold-const.c (try_move_mult_to_index): Make sure to not
29489 overflow one dimension of a multi-dimensional array access.
29491 2007-02-04 Jan Hubicka <jh@suse.cz>
29493 * passes.c (init_optimization_passes): Reindent.
29495 2007-02-04 Jan Hubicka <jh@suse.cz>
29496 Eric Botcazou <ebotcazou@adacore.com>
29498 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29499 (execute_fixup_cfg): Break out the abnormal goto code.
29500 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29501 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29502 (optimize_inline_calls): Call make_nonlocal_label_edges.
29504 2007-02-04 Jan Hubicka <jh@suse.cz>
29506 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29507 true when something was changed.
29508 (rename_ssa_copies): When something was changed, do
29509 TODO_remove_unused_locals.
29510 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29511 add TODO_remove_unused_locals when instruction was removed.
29513 2007-02-04 Jan Hubicka <jh@suse.cz>
29515 * ipa-inline.c (try_inline): Improve debug output; work on already
29517 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29518 call try_inline for already inlined edges too when flattening;
29519 inline also functions that make callee growth but overall unit size
29522 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29524 * config/m32c/bitops.md, config/m32c/jump.md,
29525 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29526 config/m32r/m32r.h, config/m32r/m32r.md,
29527 config/m32r/predicates.md, config/m68hc11/larith.asm,
29528 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29529 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29530 config/mips/mips-protos.h, config/mips/mips.c,
29531 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29532 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29533 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29534 spelling conventions.
29536 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29537 Follow spelling conventions.
29539 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29541 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29542 warn about C++0x compatibility.
29544 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29546 * config/h8300/h8300.c, config/h8300/h8300.h,
29547 config/h8300/h8300.md: Follow spelling conventions.
29549 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29551 PR middle-end/30667
29552 * combine.c (try_combine): Do not substitute source operand
29553 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29555 2007-02-03 Jan Hubicka <jh@suse.cz>
29557 PR gcov-profile/30650
29558 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29559 do not divide by zero for never executed counters.
29560 (tree_find_values_to_profile): Fix counters.
29561 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29563 2007-02-03 Ian Lance Taylor <iant@google.com>
29565 * lower-subreg.c (simple_move_operand): New static function,
29566 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29568 (simple_move): Call simple_move_operand.
29569 (find_decomposable_subregs): Add special handling of MEMs.
29570 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29571 meaning of return value. If we see a hard register, test whether
29572 it can store a word_mode value. Change all callers.
29574 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29576 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29577 ftrapv insns and expanders.
29578 (subdi3): Change define_expand operand 1 to arith11_operand, and
29579 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29580 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29581 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29584 PR middle-end/30174
29585 * varasm.c (notice_global_symbol): Treat global objects as weak when
29586 flag_shlib is true.
29588 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29590 * emit-rtl.c (dconstpi): Delete.
29591 (dconstsqrt2): New.
29592 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29593 * real.h (dconstpi): Delete.
29594 (dconstsqrt2): New.
29595 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29596 (fold_builtin_hypot): Likewise.
29598 2007-02-03 Tom Tromey <tromey@redhat.com>
29601 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29602 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29604 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29606 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29607 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29608 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29609 config/rs6000/cell.md, config/rs6000/darwin.h,
29610 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29611 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29612 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29613 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29614 typos. Follow spelling conventions.
29615 * doc/invoke.texi: Follow spelling conventions.
29617 2007-02-03 Roger Sayle <roger@eyesopen.com>
29619 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29620 canonicalization transformations that attempt to simplify integer
29621 constant comparisons to become comparisons against zero.
29623 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29625 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29627 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29628 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29630 2007-02-02 Mike Stump <mrs@apple.com>
29632 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29633 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29634 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29635 generate a branch island.
29637 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29639 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29640 (xtensa_legitimate_address_p): New.
29641 (xtensa_legitimize_address): New.
29642 (xtensa_output_addr_const_extra): New.
29643 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29645 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29646 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29647 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29648 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29649 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29650 (xtensa_legitimize_address): New.
29651 (xtensa_output_addr_const_extra): New.
29653 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29655 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29657 2007-02-02 Ian Lance Taylor <iant@google.com>
29659 * expmed.c (expand_divmod): Add comment.
29661 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29663 * emit-rtl.c (renumber_insns): Remove.
29664 * flags.h: Remove the extern for flag_renumber_insns.
29665 * rtl.h: Remove the prototype for renumber_insns.
29666 * toplev.c (flag_renumber_insns): Remove.
29668 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29670 Revert for x86 darwin:
29671 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29673 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29674 code before the following patch under TARGET_MACHO.
29675 (ix86_function_value_regno_p): Likewise.
29677 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29679 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29682 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29685 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29686 loads to general or fp registers. Add comments.
29687 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29689 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29691 * pointer-set.c (insert_aux): Only return insertion slot.
29692 (pointer_set_insert): Adjust.
29693 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29694 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29695 pointer_map_traverse): New.
29696 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29697 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29698 pointer_map_contains, pointer_map_traverse): Declare.
29700 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29702 PR middle-end/30473
29703 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29704 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29706 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29708 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29710 (struct _dep): New type.
29711 (dep_t): New typedef.
29712 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29713 (DEP_STATUS): New access macro. The macro with the same name was
29714 renamed to DEP_LINK_STATUS.
29715 (dep_init): Declare function
29717 (struct _dep_link): New type.
29718 (dep_link_t): New typedef.
29719 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29720 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29721 (DEP_LINK_STATUS): New macro.
29722 (debug_dep_links): New debug function.
29724 (struct _deps_list): New type.
29725 (deps_list_t): New typedef.
29726 (DEPS_LIST_FIRST): New access macro.
29727 (FOR_EACH_DEP_LINK): New cycle macro.
29728 (create_deps_list, free_deps_list, delete_deps_list): Declare
29730 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29731 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29732 (copy_deps_list_change_con): Ditto.
29734 (move_dep_link): Declare function.
29736 (struct _dep_node): New type.
29737 (dep_node_t): New typedef.
29738 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29740 (struct haifa_insn_data.back_deps): New field to hold backward
29741 dependencies of the insn.
29742 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29744 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29745 Change its type to deps_list_t.
29746 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29747 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29748 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29750 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29752 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29754 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29756 (dep_cost): Declare.
29758 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29759 (ds_to_dk, dk_to_ds): New functions.
29761 (init_dep_1): New static function.
29762 (init_dep): New function.
29763 (copy_dep): New static function.
29765 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29767 (detach_dep_link): New static function.
29768 (move_dep_link): New function.
29770 (dep_links_consistent_p, dump_dep_links): New static functions.
29771 (debug_dep_links): New debugging function.
29773 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29775 (alloc_deps_list, init_deps_list): New static functions.
29776 (create_deps_list): New function.
29777 (clear_deps_list): New static function.
29778 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29779 (deps_list_consistent_p, dump_deps_list): New static functions.
29780 (debug_deps_list): New function.
29781 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29783 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29785 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29786 use new scheduler dependencies lists.
29787 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29788 (sched_analyze): Ditto. Initialize dependencies lists.
29789 (add_forw_dep, compute_forward_dependences): Update to use new
29790 scheduler dependencies lists.
29792 (init_dependency_caches): Init deps_obstack.
29793 (free_dependency_caches): Free deps_obstack.
29795 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29796 new scheduler dependencies lists.
29797 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29798 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29800 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29801 Update to use new scheduler dependencies lists.
29802 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29803 (debug_dependencies): Ditto.
29804 (schedule_region): Update comments.
29806 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29807 scheduler dependencies lists.
29808 (schedule_ebb): Update comments.
29810 * rtl.def (DEPS_LIST): Remove.
29812 * lists.c (unused_deps_list): Remove.
29813 (free_list): Update assertions.
29815 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29816 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29818 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29819 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29821 * haifa-sched.c (comments): Update.
29822 (insn_cost1): Remove. Inline the code into insn_cost ().
29823 (insn_cost): Update to use new scheduler dependencies lists. Move
29824 processing of the dependency cost to dep_cost ().
29825 (dep_cost): New function. Use it instead of insn_cost () when
29826 evaluating cost of the dependency. Use compatible interface to
29827 interact with the target.
29828 (priority): Update to use new scheduler dependencies lists.
29829 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29830 with greater number of insns that depend on the insn.
29831 (schedule_insn): Update to use new scheduler dependencies lists. Add
29832 code to free backward dependencies lists. Inline and optimize code
29833 from resolve_dep () - see PR28071.
29834 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29835 lists. Update call to targetm.sched.is_costly_dependence hook.
29837 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29838 scheduler dependencies lists.
29840 (resolve_dep): Remove. Move the logic to schedule_insn ().
29841 (init_h_i_d): Initialize dependencies lists.
29843 (process_insn_depend_be_in_spec): Rename to
29844 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29845 dependencies lists.
29846 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29847 Update to use new scheduler dependencies lists.
29848 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29850 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29851 new scheduler dependencies lists.
29852 (build_intra_loop_deps): Ditto.
29854 * target.h (struct _dep): Declare to use in
29855 gcc_target.sched.is_costly_dependence.
29856 (struct gcc_target.sched.adjust_cost): Fix typo.
29857 (struct gcc_target.sched.is_costly_dependence): Change signature to
29858 use single dep_t parameter instead of an equivalent triad.
29859 (struct gcc_target.sched.adjust_cost_2): Remove.
29861 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29863 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29865 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29867 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29869 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29870 (REG_DEP_TRUE): Document.
29872 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29873 Change signature to correspond to the targetm.sched.adjust_cost hook.
29874 Update use in TARGET_SCHED_ADJUST_COST_2.
29875 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29876 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29877 new scheduler dependencies lists.
29878 (ia64_gen_check): Ditto.
29880 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29881 scheduler dependencies lists.
29883 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29884 signature to correspond to the targetm.sched.is_costly_dependence hook.
29885 (is_costly_group): Update to use new scheduler dependencies lists.
29887 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29888 instead of INSN_COST () macro.
29890 2007-02-01 Ian Lance Taylor <iant@google.com>
29892 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29894 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29896 * pa.md (tp_load): Correct mfctl instruction syntax.
29898 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29900 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29901 altivec_padding_size calculation on AIX. Improve comment, add
29902 assert to verify that it's right.
29904 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29907 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29909 PR inline-asm/28686
29910 * global.c (global_alloc): Add mising initialization of
29913 2007-02-01 Roger Sayle <roger@eyesopen.com>
29915 * alias.c (init_alias_analysis): Correct whitespace.
29916 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29917 partition_hot_cold_basic_blocks): Likewise.
29918 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29919 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29920 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29921 fold_builtin_snprintf_chk, fold_builtin_printf,
29922 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29923 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29924 * cfgcleanup.c (cleanup_cfg): Likewise.
29925 * cfgexpand.c (tree_expand_cfg): Likewise.
29926 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29927 * function.c (get_next_funcdef_no): Likewise.
29928 * gengtype.c (main): Likewise.
29929 * genmodes.c (main): Likewise.
29930 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29931 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29932 * ifcvt.c (noce_emit_move_insn): Likewise.
29933 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29935 * stor-layout.c (get_best_mode): Likewise.
29936 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29937 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29938 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29939 perform_var_substitution, solve_graph): Likewise.
29940 * tree-vrp.c (vrp_finalize): Likewise.
29942 2007-02-01 Ian Lance Taylor <iant@google.com>
29944 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29945 high part of a paradoxical subreg, return a constant zero.
29947 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29949 * toplev.c (lang_dependent_init): Call init_set_costs.
29950 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29952 2007-02-01 Richard Guenther <rguenther@suse.de>
29954 PR middle-end/30656
29955 * fold-const.c (fold_negate_expr): Allow negating a
29956 constant if overflow does not change.
29958 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29960 * doc/c-tree.texi (Expression trees): Improve markup.
29961 * doc/tm.texi (Register Classes, Addressing Modes)
29962 (Floating Point): Fix spacing after abbreviations. Fix some
29965 2007-02-01 Ben Elliston <bje@au.ibm.com>
29967 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29968 * doc/contrib.texi: Likewise.
29969 * doc/install.texi: Likewise.
29971 2007-01-31 Richard Henderson <rth@redhat.com>
29972 Ian Lance Taylor <iant@google.com>
29974 * lower-subreg.c: New file.
29975 * rtl.def (CONCATN): Define.
29976 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29977 pass_lower_subreg2.
29978 * emit-rtl.c (update_reg_offset): New static function, broken out
29979 of gen_rtx_REG_offset.
29980 (gen_rtx_REG_offset): Call update_reg_offset.
29981 (gen_reg_rtx_offset): New function.
29982 * regclass.c: Revert patch of 2006-03-05, restoring
29984 (clear_reg_info_regno): New function.
29985 * dwarf2out.c (concatn_loc_descriptor): New static function.
29986 (loc_descriptor): Handle CONCATN.
29987 * common.opt (fsplit_wide_types): New option.
29988 * opts.c (decode_options): Set flag_split_wide_types when
29990 * timevar.def (TV_LOWER_SUBREG): Define.
29991 * rtl.h (gen_reg_rtx_offset): Declare.
29992 (reg_scan_update): Declare.
29993 * regs.h (clear_reg_info_regno): Declare.
29994 * tree-pass.h (pass_lower_subreg): Declare.
29995 (pass_lower_subreg2): Declare.
29996 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29997 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29998 -fsplit-wide-types.
29999 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30000 * Makefile.in (OBJS-common): Add lower-subreg.o.
30001 (lower-subreg.o): New target.
30003 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30005 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30007 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30010 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30012 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30014 PR middle-end/29335
30015 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30017 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30019 * cfgloop.h: Include vec-prim.h.
30020 (enum li_flags): Remove LI_ONLY_OLD.
30021 (loop_iterator): Changed.
30022 (fel_next, fel_init): Iterate over loop tree.
30023 (FOR_EACH_LOOP_BREAK): New macro.
30024 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30026 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30027 * modulo-sched.c (sms_schedule): Ditto.
30028 * tree-vectorizer.c (vectorize_loops): Ditto.
30029 * doc/loop.texi: Update information on loop numbering and behavior of
30030 FOR_EACH_LOOP wrto new loops.
30031 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30032 add_to_evolution_1): Test nestedness of loops instead of comparing
30034 * tree-chrec.c (chrec_fold_plus_poly_poly,
30035 chrec_fold_multiply_poly_poly, chrec_evaluate,
30036 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30037 reset_evolution_in_loop): Ditto.
30038 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30040 2007-01-31 Dirk Mueller <dmueller@suse.de>
30042 * c-common.c (warn_about_parentheses): Separate warning about
30043 un-parenthized sequence of comparison operators from the one
30044 which is supposed to warn about x <= y <= z.
30046 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30048 * optabs.h (enum optab_index): Add new OTI_isinf.
30049 (isinf_optab): Define corresponding macro.
30050 * optabs.c (init_optabs): Initialize isinf_optab.
30051 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30053 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30054 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30056 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30057 expand_builtin_interclass_mathfn.
30058 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30059 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30060 (fxam<mode>2_i387): New insn pattern.
30061 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30062 built-in functions as x87 inline asm.
30064 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30066 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30068 2007-01-30 Eric Christopher <echristo@apple.com>
30070 * config.gcc: Add geode.
30072 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30074 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30075 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30076 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30077 value-prof.c: Fix comment typos.
30079 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30082 * doc/invoke.texi (Wpointer-arith): Document warning.
30084 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30086 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30087 the list of discrepancies from the draft TR.
30089 2007-01-30 Dirk Mueller <dmueller@suse.de>
30092 * doc/invoke.texi (-Wreturn-type): Update description to
30093 match new behavior.
30095 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30097 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30099 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30101 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30102 to handle optabs that operate on floating point input argument and
30103 output to integer output.
30104 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30105 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30106 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30107 expand_builtin_interclass_mathfn ().
30108 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30109 (ilogbsi2): Remove.
30110 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30111 ilogbl built-in functions as x87 intrinsics.
30113 2007-01-30 Richard Guenther <rguenther@suse.de>
30115 PR middle-end/27657
30116 * dwarf2out.c (reference_to_unused): Query varpool if the
30117 variable was output.
30119 2007-01-30 Richard Guenther <rguenther@suse.de>
30121 PR middle-end/30313
30122 * passes.c (execute_one_pass): Reset in_gimple_form to not
30123 confuse non-unit-at-a-time mode.
30125 2007-01-29 Roger Sayle <roger@eyesopen.com>
30126 Richard Guenther <rguenther@suse.de>
30128 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30129 avoid undefined behaviour on overflow. Use force_fit_type_double
30130 to construct the constant with the specified TREE_OVERFLOW.
30132 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30134 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30135 * config/dfp-bit.h: Ditto.
30137 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30139 * c-decl.c (pop_scope): Replace warnings with call to
30140 warn_for_unused_label.
30141 * c-common.h (warn_for_unused_label): Declare.
30142 * c-common.c (warn_for_unused_label): Define.
30144 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30146 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30149 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30151 * Makefile.in (USER_H): Remove decfloat.h.
30152 * ginclude/decfloat.h: Delete, moving contents to ...
30153 * ginclude/float.h: Add support for decimal floating point,
30154 guarded by __STDC_WANT_DEC_FP__.
30156 2007-01-29 Mike Stump <mrs@apple.com>
30158 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30159 Analysis and Representation to resolve case insensitive conflict.
30160 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30162 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30164 * tree.h (struct tree_memory_tag): Add aliases member.
30165 (MTAG_ALIASES): New macro.
30166 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30167 (add_may_alias): Remove pointer-set. Update for may_aliases being
30169 (mark_aliases_call_clobbered): Update for may_aliases being a
30171 (compute_tag_properties): Ditto.
30172 (create_partition_for): Ditto.
30173 (compute_memory_partitions): Ditto.
30174 (dump_may_aliases_for): Ditto.
30175 (is_aliased_with): Ditto.
30176 (add_may_alias_for_new_tag): Ditto.
30177 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30178 (compute_is_aliased): New function.
30179 (compute_may_aliases): Call compute_is_aliased).
30180 (init_alias_info): Initialize alias_bitmap_obstack.
30181 (union_alias_set_into): New function.
30182 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30183 (have_common_aliases_p): Rewrite to take two bitmaps and use
30185 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30186 Update for bitmaps.
30187 (finalize_ref_all_pointers): Update for add_may_alias changes.
30188 (new_type_alias): Ditto.
30189 * tree-flow-inline.h (may_aliases): Return a bitmap.
30190 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30191 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30192 may_aliases being a bitmap.
30193 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30194 may_aliases now returns a bitmap.
30195 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30197 * tree-ssa-operands.c (add_virtual_operand): Update for
30198 may_aliases being a bitmap.
30200 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30202 PR tree-optimization/30630
30203 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30204 variable as changed.
30206 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30209 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30210 expanded only once even if an error occurs.
30212 2007-01-29 Ben Elliston <bje@au.ibm.com>
30214 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30215 (__gcov_average_profiler): Likewise.
30216 (__gcov_ior_profiler): Likewise.
30217 (__gcov_merge_ior): Likewise.
30219 2007-01-28 Jan Hubicka <jh@suse.cz>
30221 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30222 * value-prof.c (stringop_block_profile): Likewise.
30224 2007-01-28 Jan Hubicka <jh@suse.cz>
30226 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30227 Add variant handling histograms; add wrapper.
30228 (clear_storage_via_libcall): Export.
30229 (emit_block_move_hints): Break out from ...; add histograms.
30230 (emit_block_move): ... this one.
30231 (clear_storage_hints): Break out from ...; add histograms.
30232 (clear_storage): ... this one.
30233 (set_storage_via_memset): Handle histogram.
30234 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30235 (clear_storage_hints, clear_storage_via_libcall): Declare.
30236 (set_storage_via_setmem): Update prototype.
30237 * doc/md.texi (movmem, setmem): Document new arguments.
30239 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30240 Add new histograms.
30241 (stringop_block_profile): New global function.
30242 (tree_stringops_values_to_profile): Profile block size and alignment.
30243 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30245 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30246 (stringop_block_profile): Declare.
30247 * builtins.c: Include value-prof.h.
30248 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30249 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30250 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30251 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30252 * profile.c (instrument_values): Add new counters.
30253 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30255 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30256 (tree_init_edge_profiler): Build new profilers.
30257 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30258 (pass_tree_profile): Add dump.
30259 (tree_profile_hooks): Update.
30260 * Makefile.in (LIBGCOV): Add new constants.
30261 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30262 __gcov_ior_profiler): New.
30263 * i386.md (movmem/setmem expanders): Add new optional arguments.
30265 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30267 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30269 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30271 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30272 (tree_unswitch_single_loop): Pass eni_size_weights to
30273 tree_num_loop_insns.
30274 * tree-ssa-loop-manip.c: Include tree-inline.h.
30275 (can_unroll_loop_p): Pass eni_size_weights to
30276 tree_num_loop_insns.
30277 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30278 Pass eni_size_weights to estimate_num_insns.
30279 * tree.h (init_inline_once): Export.
30280 * toplev.c (backend_init): Call init_inline_once.
30281 * cgraphunit.c (cgraph_process_new_functions,
30282 cgraph_analyze_function): Pass eni_inlining_weights to
30283 estimate_num_insns.
30284 * ipa-inline.c (compute_inline_parameters): Ditto.
30285 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30286 to estimate_num_insns.
30287 (try_unroll_loop_completely): Pass eni_size_weights to
30288 tree_num_loop_insns.
30289 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30290 ot estimate_num_insns.
30291 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30292 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30293 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30294 eni_time_weights): New variables.
30295 (init_inline_once): Initialize them.
30296 (struct eni_data): Mew.
30297 (estimate_num_insns_1, estimate_num_insns): Use weights.
30298 * tree-inline.h (struct eni_weights_d): New.
30299 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30300 (estimate_num_insns): Declaration changed.
30301 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30302 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30303 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30305 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30307 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30308 relations in the conflict function is valid.
30310 2007-01-27 Ian Lance Taylor <iant@google.com>
30312 * common.opt: Add fstrict-overflow.
30313 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30314 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30315 (TYPE_OVERFLOW_UNDEFINED): Define.
30316 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30318 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30319 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30320 (fold_negate_expr): Likewise.
30321 (make_range): Likewise.
30322 (extract_muldiv_1): Likewise.
30323 (maybe_canonicalize_comparison): Likewise.
30324 (fold_comparison): Likewise.
30325 (fold_binary): Likewise.
30326 (tree_expr_nonnegative_p): Likewise.
30327 (tree_expr_nonzero_p): Likewise.
30328 * tree-vrp.c (compare_values): Likewise.
30329 (extract_range_from_binary_expr): Likewise.
30330 (extract_range_from_unary_expr): Likewise.
30331 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30333 (nowrap_type_p): Likewise.
30334 * tree-scalar-evolution.c (simple_iv): Likewise.
30335 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30336 (build_range_check): Likewise.
30337 (extract_muldiv_1): Likewise.
30338 (fold_comparison): Likewise.
30339 * tree-vrp.c (vrp_int_const_binop): Likewise.
30340 (extract_range_from_unary_expr): Likewise.
30341 * convert.c (convert_to_integer): Likewise.
30342 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30343 (fold_comparison): Likewise.
30344 (fold_binary): Likewise.
30345 * optabs.c (optab_for_tree_code): Likewise.
30346 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30347 * simplify-rtx.c (simplify_const_relational_operation): Check
30348 flag_strict_overflow and flag_trapv.
30349 (simplify_const_relational_operation): Likewise.
30350 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30351 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30354 2007-01-27 Roger Sayle <roger@eyesopen.com>
30356 * tree.c (tree_fold_gcd): Delete.
30357 * tree.h (tree_fold_gcd): Remove prototype.
30358 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30359 test whether one constant integer is a multiple of another. Instead
30360 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30361 * fold-const.c (multiple_of_p): We've determined both TOP and
30362 BOTTOM are integer constants so we can call int_const_binop directly
30363 instead of the more generic const_binop.
30365 2007-01-27 Roger Sayle <roger@eyesopen.com>
30367 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30368 1*X check that the constant hasn't overflowed, to preserve the
30370 (round_up): Provide an efficient implementation when rouding-up an
30371 INTEGER_CST to a power-of-two.
30373 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30375 * doc/sourcebuild.texi: Add comma for clarity.
30376 * doc/extend.texi: Fix some typos.
30377 * doc/passes.texi: Likewise.
30378 * doc/cppinternals.texi: Likewise.
30379 * doc/c-tree.texi: Likewise.
30380 * doc/tree-ssa.texi: Likewise.
30381 * doc/install.texi: Likewise.
30383 2007-01-27 Jan Hubicka <jh@suse.cz>
30385 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30386 (pass_sra): Do not require alias information.
30387 * passes.c (init_optimization_passes): Add SRA
30389 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30391 * tracer.c (rest_of_handle_tracer): We already cleaned
30392 up the CFG in tracer() so don't do it here again.
30393 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30394 cleanup_cfg here, either. And don't call renumber_insns.
30396 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30397 and BB_HEAD are in the insn stream here. Instead make sure
30398 that BB_INSN is valid on all insns. Also, do check here that
30399 there are no pending branch predictions...
30400 (rtl_verify_flow_info): ...instead of doing it here. Checks
30401 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30404 2007-01-26 Roger Sayle <roger@eyesopen.com>
30406 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30407 function to simplify/factorize operand order canonicalization.
30408 (ix86_fixup_binary_operands): Reorganize using the above function.
30409 (ix86_binary_operator_ok): Likewise.
30411 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30413 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30414 file scope from optimize_attrs.
30415 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30417 (optimize_attrs): Clear insn_code_values after freeing it.
30419 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30421 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30422 a parts.base assignment.
30424 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30426 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30427 (compute_subscript_distance, initialize_data_dependence_relation,
30428 finalize_ddr_dependent, analyze_ziv_subscript,
30429 analyze_siv_subscript_cst_affine,
30430 compute_overlap_steps_for_affine_univar,
30431 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30432 analyze_siv_subscript, analyze_miv_subscript,
30433 analyze_overlapping_iterations, subscript_dependence_tester_1,
30434 compute_self_dependence, free_dependence_relation): Work
30435 with affine_fn instead of chrecs.
30436 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30437 common_affine_function, affine_function_base,
30438 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30439 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30440 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30441 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30442 (all_chrecs_equal_p): Removed.
30443 * tree-data-ref.h (affine_fn, conflict_function): New types.
30444 (struct subscript): Change type of conflicting_iterations_in_a
30445 and conflicting_iterations_in_b.
30447 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30450 * config/pa/pa.h (TARGET_HPUX_11): New.
30451 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30452 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30454 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30455 Richard Guenther <rguenther@suse.de>
30457 * tree-ssa-structalias.c (solve_graph): Handle case
30458 we merged the variable to another.
30460 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30462 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30465 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30466 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30468 2007-01-25 DJ Delorie <dj@redhat.com>
30470 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30471 allow changes to modes which don't fit in those registers.
30473 * reload1.c (choose_reload_regs): Check for invalid subregs before
30474 computing their locations, not after.
30476 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30479 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30480 save Altivec registers in an eh_return function.
30481 (compute_vrsave_mask): Likewise.
30482 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30483 for saving Altivec registers.
30484 (rs6000_emit_prologue): Don't allocate stack twice in
30485 eh_return function. Correct expected value of altivec_save_offset
30486 when using save_world. Describe save of R0 to stack when using
30487 save_world. Describe stack pointer adjustment when using
30488 save_world. Remove duplicated eh_return parameter register saving.
30489 Update sp_offset variable after save_world.
30490 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30492 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30493 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30496 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30498 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30500 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30503 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30504 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30506 2007-01-25 Richard Guenther <rguenther@suse.de>
30508 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30509 * common.opt (-Wcoverage-mismatch): New warning option.
30510 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30511 if -Wcoverage-mismatch is given.
30513 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30515 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30516 (ipcp_driver): Change to static definition.
30517 Add dumping of the ifunctions.
30518 (constant_val_insert): Remove unused parameter. Support for SSA.
30519 (ipcp_propagate_const): Support for SSA.
30520 (ipcp_profile_bb_print): Print only analyzed nodes.
30521 (ipcp_replace_map_create): Remove support for Fortran constant
30523 * ipa-prop.c (ipa_method_modify_stmt,
30524 ipa_callsite_compute_param): Support for SSA.
30525 * ipa-prop.h (ipcp_driver): Remove declaration.
30526 (IS_VALID_TREE_MAP_INDEX): Add define.
30528 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30530 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30532 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30534 PR middle-end/30447
30535 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30536 constant argument to cabs and do it without checking for
30537 -funsafe-math-optimizations.
30539 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30541 * c-common.h (RID_FIRST_CXX0X): New.
30542 (RID_LAST_CXX0X): New.
30543 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30545 * c.opt (Wc++0x-compat): New.
30546 * doc/invoke.texi (-Wc++0x-compat): Document.
30548 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30550 * builtins.c (fold_builtin_carg): New.
30551 (fold_builtin_1): Use it.
30553 2007-01-24 Jan Hubicka <jh@suse.cz>
30555 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30557 * ipa-inline.c (initial_insns, max_insns): Delete.
30558 (compute_max_insns): New function.
30559 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30560 amount of insns as base for code growth.
30561 (cgraph_decide_inlining): Make initial_insns local; do not compute
30563 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30564 * doc/invoke.texi (inline-unit-growth): Update docs.
30566 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30568 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30569 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30570 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30571 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30572 for CPUs that have PTA_CX16 set.
30574 PR middle-end/27416
30575 * gimplify.c (omp_check_private): New function.
30576 (gimplify_scan_omp_clauses): Use it for
30577 firstprivate/lastprivate/reduction.
30579 PR middle-end/30494
30580 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30581 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30583 PR middle-end/30421
30584 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30585 If lower_lastprivate_clauses emits some statements, append them
30586 to dlist rather than body_p and to body_p append an initializer.
30587 (lower_omp_for): Adjust caller.
30589 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30591 * target.h (globalize_decl_name): New.
30592 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30593 * output.h (default_globalize_decl_name): New.
30594 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30596 (globalize_decl): Ditto.
30597 (default_globalize_decl_name): New.
30598 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30599 (ia64_handle_version_id_attribute): New.
30600 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30601 (ia64_asm_output_external): Use globalize_decl_name instead
30602 of globalize_label.
30603 * doc/extend.texi (version_id): New pragma.
30604 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30606 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30608 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30609 _uleb128_t and _Unwind_SWord with _sleb128_t.
30610 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30611 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30613 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30614 * unwind-pe.h (read_uleb128, read_sleb128,
30615 read_encoded_value_with_base): Likewise.
30616 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30618 2007-01-24 Richard Guenther <rguenther@suse.de>
30620 * builtins.c (expand_builtin_cexpi): Get the fndecl
30621 for cexp in the correct way.
30623 2007-01-24 Jan Hubicka <jh@suse.cz>
30625 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30628 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30630 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30631 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30632 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30633 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30634 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30635 __SIZEOF_PTRDIFF_T__.
30636 * doc/cpp.texi: Documentation for the new builtin macros added.
30638 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30640 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30641 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30642 instead of operands[2] to avoid access past the end of array.
30644 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30646 * reload1.c (emit_reload_insns): Pass the reload register
30647 for a non-spill output reload through forget_old_reloads_1.
30649 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30651 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30652 _SOFT_DOUBLE if doubles use software floating-point.
30653 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30654 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30655 * config/rs6000/darwin-ldouble.c: Also compile functions for
30656 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30657 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30658 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30659 commented-out long double override.
30660 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30661 * config/rs6000/eabispe.h: Likewise.
30662 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30663 long double for non-SPE.
30664 (rs6000_handle_option): Likewise.
30665 (invalid_e500_subreg): Disallow more subregs involding DImode,
30666 DFmode, TImode or TFmode.
30667 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30669 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30671 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30672 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30674 (rs6000_legitimate_address): Also check for TFmode for E500
30676 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30677 (spe_build_register_parallel): Handle TFmode and TCmode.
30678 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30680 (function_arg): Handle TFmode and TCmode for E500 double.
30681 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30683 (print_operand): Handle TFmode and TImode for %y.
30684 (rs6000_generate_compare): Handle TFmode comparisons for E500
30686 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30687 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30688 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30689 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30690 TFmode for E500 double.
30691 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30692 (floatsidf2): Enable for E500 double.
30693 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30694 (extenddftf2): Change to extenddftf2_fprs.
30695 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30696 depending on TARGET_E500_DOUBLE.
30697 (extendsftf2): Enable for E500 double.
30698 (trunctfdf2): Enable for E500 double.
30699 (trunctfsf2): Change to trunctfsf2_fprs.
30700 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30701 depending on TARGET_E500_DOUBLE.
30702 (floatsitf2): Enable for E500 double.
30703 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30704 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30705 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30706 (negtf2): Change to negtf2_internal.
30707 (negtf2): New expander.
30708 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30709 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30710 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30711 (movdi_internal32): Use rs6000_nonimmediate_operand.
30712 (unnamed splitter): Likewise.
30713 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30714 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30715 (SPE64TF, DITI): New mode macros.
30716 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30719 (frob_<mode>_di_2): New.
30720 (frob_tf_di_8_2): New.
30721 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30723 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30725 (frob_ti_<mode>_8_2): New.
30726 (frob_ti_tf_2): New.
30727 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30728 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30730 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30731 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30732 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30733 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30734 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30735 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30738 2007-01-23 Ian Lance Taylor <iant@google.com>
30740 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30742 (OBJS-archive): Reformat, alphabetize.
30743 (OBJS): Change out_object_file to OBJS-md.
30745 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30747 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30748 JUMP_P and CALL_P predicates where applicable.
30749 * config/i386/i386.c: Ditto.
30750 * config/i386/i386.md: Ditto.
30751 * config/i386/mmx.md: Ditto.
30752 * config/i386/predicates.md: Ditto.
30754 2007-01-22 Andreas Schwab <schwab@suse.de>
30756 * config/m68k/m68k.h: Fix comment.
30758 2007-01-22 Jan Hubicka <jh@suse.cz>
30760 * passes.c (init_optimization_passes): Do not rerun
30761 pass_early_warn_uninitialized.
30763 2007-01-22 Richard Guenther <rguenther@suse.de>
30765 PR tree-optimization/30038
30766 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30768 (execute_cse_sincos_1): Likewise.
30769 (execute_cse_sincos): Likewise.
30770 (gate_cse_sincos): Likewise.
30771 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30772 the cexpi() canonicalization of sincos().
30773 * tree-pass.h (pass_cse_sincos): Declare.
30774 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30776 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30778 PR rtl-optimization/29329
30779 * combine.c (replaced_rhs_insn): Rename to i2mod.
30780 (replaced_rhs_value): Rename to i2mod_new_rhs.
30781 (i2mod_old_rhs): New global variable.
30782 (combine_instructions): Adjust for above change. Save a copy of
30783 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30784 note are substituted in the second instruction.
30785 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30786 ditch the note if it pertains to the second eliminated register
30787 and this register is mentioned in i2mod_old_rhs.
30790 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30792 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30793 the insn to which the note was originally attached.
30795 2007-01-21 Jan Hubicka <jh@suse.cz>
30797 * ipa-inline.c (inlining_mode): Comment, move up.
30798 (cgraph_decide_inlining_incrementally): Do not perform inlining
30799 itself; fix handling of flattening of self recursive functions.
30800 (cgraph_find_cycles): Remove.
30801 (cgraph_flatten_node): Remove.
30802 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30803 (try_inline): New function.
30804 (cgraph_early_inlining): Update call of
30805 cgraph_decide_inlining_incrementally. Apply inlining here.
30806 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30808 2007-01-21 Dirk Mueller <dmueller@suse.de>
30811 * tree-vrp.c (check_array_bounds): do not warn
30812 about ADDR_EXPR's of ARRAY_REF's which are immediately
30813 used in binary expressions.
30815 2007-01-21 Ira Rosen <irar@il.ibm.com>
30817 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30818 read_write_dep and macros for its access.
30819 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30820 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30821 argument, call vect_check_interleaving for every independent pair of
30822 data-refs. Mark loads that access the same memory location as a store
30824 (vect_check_dependences): Remove.
30825 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30826 call, fix the call to vect_analyze_data_ref_dependence.
30827 (vect_analyze_data_ref_access): For statements that access the same
30828 data-ref, check that they are not stores; for loads, check that there
30829 is no store that access the same location.
30831 2007-01-20 Roger Sayle <roger@eyesopen.com>
30832 Joseph Myers <joseph@codesourcery.com>
30834 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30835 (-fdump-rtl-stack): Likewise.
30836 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30837 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30838 (-mpt-fixed): Use @minus{} for minus sign.
30839 (Using Precompiled Headers): Fix under/overfull hbox.
30841 2007-01-20 Jan Hubicka <jh@suse.cz>
30843 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30844 place within annotation.
30846 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30848 * pa.c (output_move_double): Change array size of xoperands to 4.
30850 2007-01-20 Jan Hubicka <jh@suse.cz>
30852 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30855 2007-01-19 Ian Lance Taylor <iant@google.com>
30857 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30858 constant to unsigned HOST_WIDE_INT before negating.
30860 2007-01-19 Ian Lance Taylor <iant@google.com>
30862 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30864 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30865 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30866 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30867 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30868 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30869 (realloc_vdef, realloc_vuse): Change second parameter to
30871 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30872 fields to unsigned.
30873 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30874 unsigned. Change x and lim locals to unsigned.
30875 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30877 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30878 (copy_virtual_operands): Change i and n locals to unsigned.
30880 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30882 PR middle-end/29335
30883 * builtins.c (fold_builtin_1): Handle builtin fdim.
30885 2007-01-20 Jan Hubicka <jh@suse.cz>
30887 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30888 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30889 init_alias_heapvars.
30890 (init_alias_heapvars): Initialize only when not already initialized.
30891 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30893 2007-01-19 Roger Sayle <roger@eyesopen.com>
30895 * common.opt (fsigned-zeros): New command line option.
30896 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30897 of flag_unsafe_math_optimizations.
30898 * opts.c (set_fast_math_flags): The -ffast-math command line option
30899 implies -fno-signed-zeros.
30900 (fast_math_flags_set_p): Likewise.
30902 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30903 the documentation of -ffast-math appropriately. Wrap long lines.
30905 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30907 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30908 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30910 2007-01-19 Tomas Bily <tbily@suse.cz>
30912 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30914 (tree_init_ic_make_global_vars): New function
30915 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30916 (tree_gen_ic_profiler): New function
30917 (tree_gen_ic_func_profiler): New function
30918 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30919 (tree_profile_hooks): Added hook for indirec/virtual calls
30920 * value-prof.c (tree_find_values_to_profile): New case for
30922 (tree_values_to_profile): Call for determining indirect/virtual
30924 (tree_indirect_call_to_profile): New function
30925 (tree_ic_transform): New function
30926 (tree_ic): New function
30927 (find_func_by_pid): New function
30928 (init_pid_map): New function
30929 (tree_value_profile_transformations): Added check for
30930 indirect/virtual call transformation
30931 * value-prof.h (enum hist_type): New counter type for
30932 indirect/virtual calls
30933 (profile_hooks): Added new hook for profiling indirect/virtual
30935 * profile.c (instrument_values): New case for indirect/virtual
30937 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30938 (GCOV_COUNTER_V_INDIR): New counter type
30939 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30940 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30942 * cgraph.c: Definition of cgraph_max_pid
30943 (cgraph_create_node): Default init of pid attribute
30944 * cgraph.h: Declaration of cgraph_max_pid
30945 (struct cgraph_node): Added pid attribute
30946 * libgcov.c (__gcov_indirect_call_profiler): New function
30947 (__gcov_one_value_profiler_body): New function
30948 (__gcov_one_value_profiler): Body was moved to
30949 __gcov_one_value_profiler_body and calls it
30951 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30953 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30954 * gengtype.c (write_types_data, write_func_for_structure,
30955 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30956 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30957 (walk_type, write_func_for_structure): Generate the mark_hook if
30960 2007-01-19 Jan Hubicka <jh@suse.cz>
30962 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30963 'early' argument take inlining mode argument specifying whether to
30964 inline for size/speeed or all functions; add support for flattening;
30966 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30968 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30971 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30972 the name of the declared identifier.
30974 2007-01-19 Dirk Mueller <dmueller@suse.de>
30976 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30977 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30978 duplicate evaluation.
30980 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30982 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30983 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30984 to XFMode, use acosxf2 and truncate result to requested mode.
30985 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30986 (asin<mode>2): Similarly, with asin expanders.
30987 (*fscalexf4_i387): Rename from *fscalexf4.
30988 (expNcorexf3): New expander.
30989 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30990 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30991 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30992 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30993 patterns for SSE math.
30994 (exp10<mode>2): Similarly, with exp10 expanders.
30995 (exp2<mode>2): Similarly, with exp2 expanders.
30996 (expm1<mode>2): Similarly, with expm1 expanders.
30997 (ldexp<mode>3): Similarly, with ldexp expanders.
30998 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30999 Use gen_truncxf<mode>2_i387_noop to truncate result.
31001 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31003 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31004 for ColdFire targets.
31006 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31007 Richard Sandiford <richard@codesourcery.com>
31009 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31010 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31011 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31012 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31013 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31014 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31016 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31018 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31019 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31020 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31021 (*adddi_dilshr32_cf): New pattern.
31022 (adddi3, subdi3): Remove first alternatives.
31024 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31026 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31027 implemented using move.l, do not use its cc result for floating-point
31030 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31032 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31033 from accepting 's' constraints if flag_pic.
31035 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31037 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31038 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31039 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31040 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31042 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31044 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31045 ColdFire alternatives.
31046 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31047 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31048 architectures that support ff1 instruction.
31050 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31051 Julian Brown <julian@codesourcery.com>
31053 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31054 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31055 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31058 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31060 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31062 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31063 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31064 HOST_WIDE_INT instead of an rtx.
31065 (m68k_rtx_costs): Update call accordingly.
31066 (output_move_const_into_data_reg): Likewise. Fix formatting.
31067 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31069 (output_move_simode_const): Update calls after above changes.
31070 Rework to use automatic variables and predicates like MEM_P.
31071 * config/m68k/m68k.md (pushexthisi_const): Update call to
31074 2007-01-19 Dirk Mueller <dmueller@suse.de>
31076 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31077 in dump_flags test.
31079 2007-01-19 Richard Guenther <rguenther@suse.de>
31081 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31082 via cexp in case sincos is not available.
31084 2007-01-19 Richard Guenther <rguenther@suse.de>
31086 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31087 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31088 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31089 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31090 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31091 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31092 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31093 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31095 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31097 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31099 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31100 (atan2xf3): Directly generate RTL pattern.
31101 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31102 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31103 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31104 disable patterns for SSE math.
31105 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31106 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31107 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31108 disable patterns for SSE math.
31110 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31112 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31114 2007-01-18 Roger Sayle <roger@eyesopen.com>
31116 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31117 VIEW_CONVERT_EXPR to the same type as it's operand.
31119 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31121 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31122 configured for long double 128.
31124 2007-01-18 Mike Stump <mrs@apple.com>
31126 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31129 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31131 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
31134 2007-01-18 Jan Hubicka <jh@suse.cz>
31136 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31137 greater than NUM_VOP_FREE_BUCKETS.
31139 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31141 * tree-ssa-structalias.c: Update comments.
31142 (ptabitmap_obstack): Removed.
31143 (pta_obstack): New.
31144 (oldpta_obstack): Ditto.
31145 (stats): Add a few members.
31146 (struct variable_info): Remove node, complex, address_taken, and
31147 indirect_target members. Add oldsolution member.
31148 (new_var_info): Do not initialize removed members.
31149 (constraint_expr_type): Remove INCLUDES.
31150 (constraint_graph): Add size, implicit_preds, rep,
31151 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31152 (FIRST_REF_NODE): New macro.
31153 (LAST_REF_NODE): Ditto.
31154 (FIRST_ADDR_NODE): Ditto.
31155 (find): New function.
31157 (dump_constraint): Do not handle INCLUDES.
31158 (insert_into_complex): Do not insert duplicate constraints.
31159 (condense_varmap_nodes): Renamed and rewritten into ...
31160 (merge_node_constraints): This. Also fix bug in handling of
31161 offseted copy constraints.
31162 (clear_edges_for_node): No longer need to deal with preds at all,
31163 or removing associated preds/succs.
31164 (merge_graph_nodes): Deal with indirect_cycles.
31165 Don't deal with predecessors.
31166 (add_implicit_graph_edge): New function.
31167 (add_pred_graph_edge): Ditto.
31168 (add_graph_edge): Don't deal with predecessors.
31169 (build_constraint_graph): Removed.
31170 (build_pred_graph): New function.
31171 (build_succ_graph): Ditto.
31172 (struct scc_info): Removed in_component. Added roots, dfs, and
31173 node_mapping. Remove visited_index, unification_queue.
31174 (scc_visit): Deal with union-find we do now.
31175 Deal with cycles with REF nodes.
31176 (collapse_nodes): Renamed and rewritten to ...
31177 (unify_nodes): This.
31178 (process_unification_queue): Removed.
31179 (topo_visit): Cleanup
31180 (do_da_constraint): Use find.
31181 (do_sd_constraint): Ditto.
31182 (do_ds_constraint): Ditto.
31183 (do_complex_constraint): Ditto.
31184 (init_scc_info): Update for removed and added members.
31185 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31186 (find_indirect_cycles): This.
31187 (equivalence_class): New variable.
31188 (label_visit): New function.
31189 (perform_variable_substitution): Rewritten.
31190 (free_var_substitution_info): New function.
31191 (find_equivalent_node): Ditto.
31192 (move_complex_constraints): Ditto.
31193 (eliminate_indirect_cycles): Ditto.
31194 (solve_graph): Only propagate changed bits.
31195 Use indirect cycle elimination.
31197 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31198 (tree_id_eq): Renamed to ...
31199 (tree_vi_eq): This. Update for member change
31200 (insert_id_for_tree): Renamed and rewritten to ...
31201 (insert_vi_for_tree): This.
31202 (lookup_id_for_tree): Renamed and rewritten to ...
31203 (lookup_vi_for_tree): This.
31204 (get_id_for_tree): Renamed and rewritten to ...
31205 (get_vi_for_tree): Ditto.
31206 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31207 (process_constraint): Don't handle INCLUDES.
31208 Remove special ADDRESSOF case.
31209 (find_func_aliases): Rewrite to use vi functions instead of id
31211 (create_function_info_for): Ditto.
31212 (create_variable_info_for): Ditto.
31213 (intra_create_variable_infos): Ditto.
31214 (merge_smts_into): Ditto.
31215 (find_what_p_points_to): Ditto.
31216 (init_base_vars): Ditto.
31217 (init_alias_vars): Ditto.
31218 (remove_preds_and_fake_succs): New function.
31219 (dump_sa_points_to_info): Dump new stats.
31220 (dump_solution_for_var): Use find.
31221 (set_used_smts): Fix formatting.
31222 (compute_points_to_sets): Updated for new functions.
31223 (ipa_pta_execute): Ditto.
31225 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31226 Richard Sandiford <richard@codesourcery.com>
31228 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31230 * calls.c (expand_call): If the return value is a PARALLEL,
31231 extract its first member.
31232 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31233 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31234 use FUNCTION_EXTRA_EPILOGUE.
31235 (m68k_function_value): Return a PARALLEL if the return value
31236 is of a pointer type.
31237 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31238 (FUNCTION_EXTRA_EPILOGUE): Remove.
31239 * config/m68k/m68k.md (D0_REG): New constant.
31241 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31243 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31244 output a NOP for empty epilogues.
31246 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31248 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31249 before function. Extend register save check to include all
31250 registers, not just integer ones.
31252 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31254 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31255 (m68k_use_return_insn): ...this.
31256 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31257 * config/m68k/m68k.c (use_return_insn): Rename to...
31258 (m68k_use_return_insn): ...this.
31259 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31260 of USE_RETURN_INSN.
31262 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31264 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31265 nearest even, fix denormal rounding overflow.
31267 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31269 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31270 f%$smove and f%$move.
31271 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31272 (extendsfdf2_cf): Use fdmove instead of f%&move.
31273 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31274 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31276 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31278 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31281 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31283 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31284 (coldfire_single_format): Declare.
31285 (coldfire_double_format): Likewise.
31286 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31287 of qnan_msb_set to determine the lower bits of a canonical
31289 (encode_ieee_double): Likewise.
31290 (encode_ieee_quad): Likewise.
31291 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31292 (mips_single_format): Likewise.
31293 (ieee_double_format): Likewise.
31294 (mips_double_format): Likewise.
31295 (ieee_extended_motorola_format): Likewise.
31296 (ieee_extended_intel_96_format): Likewise.
31297 (ieee_extended_intel_128_format): Likewise.
31298 (ieee_extended_intel_96_round_53_format): Likewise.
31299 (ibm_extended_format): Likewise.
31300 (mips_extended_format): Likewise.
31301 (ieee_quad_format): Likewise.
31302 (mips_quad_format): Likewise.
31303 (vax_f_format): Likewise.
31304 (vax_d_format): Likewise.
31305 (vax_g_format): Likewise.
31306 (i370_single_format): Likewise.
31307 (i370_double_format): Likewise.
31308 (decimal_single_format): Likewise.
31309 (decimal_double_format): Likewise.
31310 (decimal_quad_format): Likewise.
31311 (c4x_single_format): Likewise.
31312 (c4x_extended_format): Likewise.
31313 (real_internal_format): Likewise.
31314 (coldfire_single_format): New real_format.
31315 (coldfire_double_format): Likewise.
31316 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31317 canonical_nan_lsbs_set.
31318 (pdp11_d_format): Likewise.
31319 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31320 if TARGET_COLDFIRE_CPU.
31322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31324 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31325 (output_call, m68k_legitimize_call_address): Declare.
31326 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31327 parenthesees. Add support for a 'W' constraint.
31328 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31329 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31330 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31331 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31333 (override_options): Initialize them. Do not set flag_no_function_cse
31334 for TARGET_ID_SHARED_LIBRARY.
31335 (m68k_output_pic_call): Delete.
31336 (m68k_legitimize_call_address): New function.
31337 (print_operand): Remove the %o prefix. Handle the %p prefix.
31338 (output_call): New function.
31339 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31340 target address from the GOT if symbolic jumps are not allowed.
31341 * config/m68k/m68k.md (call, general_operand): Do not set
31342 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31343 Merge separate flag_pic and !flag_pic define_insns into...
31344 (*call, *call_value): ...these new patterns. Match the address
31345 rather than the containing MEM and require it to be a call_operand.
31346 Use output_call to generate the asm template.
31347 * config/m68k/predicates.md (const_call_operand): New predicate.
31348 (call_operand): Likewise.
31350 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31352 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31353 (STACK_GROWS_DOWNWARD): Define to 1.
31354 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31355 comments, emphasizing that these values are only defaults.
31356 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31357 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31359 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31361 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31363 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31364 Richard Sandiford <richard@codesourcery.com>
31366 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31367 (FP_REGNO_P): New macros.
31368 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31369 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31370 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31371 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31373 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31375 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31376 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31378 * config/m68k/t-floatlib: New file, extracting common code from...
31379 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31380 * config/m68k/t-uclinux: Here.
31381 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31382 routines on ColdFire targets.
31384 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31386 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31387 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31388 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31389 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31390 explicitly set MOTOROLA to 1.
31391 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31393 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31394 Nathan Sidwell <nathan@codesourcery.com>
31396 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31397 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31398 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31399 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31400 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31401 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31402 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31403 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31404 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31405 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31406 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31407 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31408 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31409 (DBX_REGISTER_NUMBER): Delete.
31410 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31411 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31412 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31414 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31416 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31417 * config/flat.h: New file.
31418 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31419 OBJECT_FORMAT_FLAT.
31420 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31421 indirect references for -msep-data or -mid-shared-library.
31422 Do not use PC-relative code addresses either.
31423 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31425 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31426 for shared libraries and crt1.o for executables. Use crti.o and
31428 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31429 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31430 Do not add -elf2flt or -shared-lib-id options here.
31431 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31432 Pass -shared-lib-id if -mid-shared-library, taking the library
31433 identifier from -mshared-library-id if given, otherwise
31435 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31436 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31437 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31438 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31439 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31440 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31442 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31443 jump sequence for ISA A and ISA A+.
31444 (PICJUMP): Likewise.
31446 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31448 * config.gcc (m68k-*-uclinux*): Base the port on the common
31449 and m68k GNU/Linux files rather than on the generic ELF ones.
31450 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31451 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31453 2007-01-18 Julian Brown <julian@codesourcery.com>
31454 Richard Sandiford <richard@codesourcery.com>
31456 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31457 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31458 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31460 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31461 80 unconditionally.
31462 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31464 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31466 * doc/install.texi: Document m68k-uclinuxoldabi.
31467 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31468 * config/m68k/uclinux-oldabi.h: New file, copied from
31469 config/m68k/uclinux.h.
31471 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31473 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31474 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31475 (m32r_compute_frame_size): Use unsigned for regno.
31476 (m32r_reload_lr): Use gen_frame_mem.
31478 (m32r_output_function_epilogue): Don't output the function epilogue
31480 (m32r_expand_epilogue): New.
31481 (direct_return): Return false if the function has the interrupt
31483 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31484 * config/m32r/m32r.md (epilogue): New expander.
31485 (return_lr, return_rte): New insns.
31486 (return): Make it expander.
31487 (return_normal): New expander.
31489 2007-01-18 Josh Conner <jconner@apple.com>
31492 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31493 support for UNLE, UNLT, UNGE, and UNGT.
31495 2007-01-18 Jan Hubicka <jh@suse.cz>
31497 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31498 * tree-tailcall (add_virtual_phis): Likewise.
31499 (optimize_tail_call): Return TODOs.
31500 (execute_tail_calls): Return TODOs.
31501 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31502 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31504 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31505 Cleanup cfg using TODO.
31506 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31507 * passes.c (execute_function_todo): When cleanup did something, remove
31509 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31510 (make_edges): Don't cleanup_cfg.
31512 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31514 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31515 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31516 operate on the top of stack.
31517 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31518 register handling of instructions that output to the second
31520 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31521 (move_for_stack_reg): Special-case check for dead destination
31522 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31524 * config/i386/i386.md (UNSPEC_TAN): New constant.
31525 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31526 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31527 to correctly model move of constant 1.0 to top stack slot.
31528 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31529 (unnamed peephole2 pattern): Remove corresponding peephole2
31530 pattern that optimizes tan insn and loading of constant 1.0.
31531 (tanxf2): Use fptanxf4_i387.
31532 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31533 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31534 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31535 disable patterns for SSE math.
31536 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31537 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31539 2007-01-18 Dirk Mueller <dmueller@suse.de>
31540 Richard Guenther <rguenther@suse.de>
31543 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31544 * common.opt (Warray-bounds): Add new warning option.
31545 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31547 * Makefile.in: make tree-vrp.o depend on toplev.h
31548 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31550 (check_array_refs, check_array_bounds, check_array_ref): New.
31552 2007-01-18 Jan Hubicka <jh@suse.cz>
31554 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31555 (execute_ssa_ccp): Return flags conditionally.
31556 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31558 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31560 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31562 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31563 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31565 * Makefile.c (GTFILES): Add cfglayout.h.
31566 * gengtype.c (open_base_files): Likewise.
31567 * cfglayout.c (cfg_layout_function_footer,
31568 cfg_layout_function_header) Reindent to make gengtype happy.
31569 * cfglayout.h (cfg_layout_function_footer,
31570 cfg_layout_function_header): Add GTY(()) marker.
31572 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31574 2007-01-18 Ben Elliston <bje@au.ibm.com>
31576 * genautomata.c (write_automata): Include xstrerror output in the
31577 error message if writing the DFA description file fails.
31579 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31581 * config/mips/mips-protos.h (mips_output_external): Make it
31583 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31584 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31585 (extern_list): Likewise.
31586 (extern_head): Likewise.
31587 (TARGET_ASM_FILE_END): Likewise.
31588 (mips_file_end): Likewise.
31589 (mips_output_external): Rewritten.
31591 2007-01-18 Ben Elliston <bje@au.ibm.com>
31593 * genpreds.c (write_insn_preds_c): Only write out the function
31594 body for regclass_for_constraint if we have register constraints.
31596 2007-01-17 Tom Tromey <tromey@redhat.com>
31598 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31599 * doc/install.texi (Testing): Use sourceware.org.
31600 (Binaries): Likewise.
31601 (Specific): Likewise.
31602 * doc/contrib.texi (Contributors): Use sourceware.org.
31604 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31606 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31607 (AVR_ENHANCED): Rename to ...
31608 (AVR_HAVE_MUL): ... new.
31609 (avr_enhanced_p): Rename to ...
31610 (avr_have_mul_p): ... new.
31611 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31612 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31613 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31614 (avr_have_mul_p): ... new.
31615 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31616 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31617 'avr_enhanced_p' and 'enhanced'.
31618 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31619 AVR_HAVE_MUL instead of AVR_ENHANCED.
31620 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31621 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31622 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31623 instead of AVR_ENHANCED.
31624 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31625 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31626 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31628 2007-01-17 Ian Lance Taylor <iant@google.com>
31630 * vec.h (VEC_reserve_exact): Define.
31631 (vec_gc_p_reserve_exact): Declare.
31632 (vec_gc_o_reserve_exact): Declare.
31633 (vec_heap_p_reserve_exact): Declare.
31634 (vec_heap_o_reserve_exact): Declare.
31635 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31637 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31638 negative parameter.
31639 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31640 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31641 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31642 * vec.c (calculate_allocation): Add exact parameter. Change all
31644 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31645 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31646 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31647 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31648 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31649 (vec_heap_p_reserve_exact): New function.
31650 (vec_heap_o_reserve_exact): New function.
31652 2007-01-17 Jan Hubicka <jh@suse.cz>
31654 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31656 2007-01-17 Eric Christopher <echristo@apple.com>
31658 * config.gcc: Support core2 processor.
31660 2007-01-16 Jan Hubicka <jh@suse.cz>
31662 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31663 the names, just unlink the chain so we don't crash on dangling
31667 2007-01-16 Jan Hubicka <jh@suse.cz>
31669 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31670 * tree-pass.h: Reorder to make IPA passes appear toegher.
31671 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31673 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31674 parameters, do not call early inliner.
31675 * ipa-inline.c: Update comments. Include tree-flow.h
31676 (cgraph_decide_inlining): Do not compute inlining parameters.
31677 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31678 be called with function context set up.
31679 (pass_ipa_inline): Remove unreachable functions before pass.
31680 (cgraph_early_inlining): Simplify assuming to be called from the
31682 (pass_early_inline): New pass.
31683 (cgraph_gate_ipa_early_inlining): New gate.
31684 (pass_ipa_early_inline): Turn into simple wrapper.
31685 (compute_inline_parameters): New function.
31686 (gate_inline_passes): New gate.
31687 (pass_inline_parameters): New pass.
31688 (apply_inline): Move here from tree-optimize.c
31689 (pass_apply_inline): New pass.
31690 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31692 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31693 doing them by hand.
31694 (tree_function_versioning): Do not allocate dummy struct function.
31695 * tree-inline.h (optimize_inline_calls): Update prototype.
31696 * tree-optimize.c (execute_fixup_cfg): Export.
31697 (pass_fixup_cfg): Remove
31698 (tree_rest_of_compilation): Do not apply inlines.
31699 * tree-flow.h (execute_fixup_cfg): Declare.
31700 * Makefile.in (gt-passes.c): New.
31701 * passes.c: Include gt-passes.h
31702 (init_optimization_passes): New passes.
31703 (nnodes, order): New static vars.
31704 (do_per_function_toporder): New function.
31705 (execute_one_pass): Dump current pass here.
31706 (execute_ipa_pass_list): Don't dump current pass here.
31708 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31710 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31711 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31713 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31715 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31716 (strong_alias): Define.
31717 (__gcc_qmul): Provide non-FMA for soft-float.
31718 (__gcc_qdiv): Same.
31723 (__gcc_qunord): New.
31733 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31734 soft-float functions.
31735 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31736 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31737 about long double soft float.
31739 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31740 Tehila Meyzels <tehila@il.ibm.com>
31742 * tree-vectorizer.h (is_pattern_stmt_p): New.
31743 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31744 formatting (tabs instead of spaces). Cleanup and clarify setting
31745 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31746 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31747 (vectorizable_type_demotion): Check that types are integral.
31748 (vectorizable_type_promotion): Likewise.
31749 (vectorizable_store): Fix typo. Eliminate new-line at end of
31752 2007-01-16 Jan Hubicka <jh@suse.cz>
31754 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31757 2007-01-15 Eric Christopher <echristo@apple.com>
31759 * ifcvt.c: Include vec.h, vecprim.h.
31760 (check_cond_move_block): New argument regs.
31761 Reorganize. Add registers used to regs.
31762 (cond_move_process_if_block): Use regs set above as
31765 2007-01-15 Eric Christopher <echristo@apple.com>
31767 * config/darwin.h: Update copyright.
31768 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31769 (LINK_COMMAND_SPEC): Add -u.
31770 (LINK_SPEC): Fix umbrella for above.
31772 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31774 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31777 2007-01-15 Tom Tromey <tromey@redhat.com>
31779 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31780 * doc/install.texi (Testing): Don't mention jacks.
31781 (Configuration): Document --enable-java-maintainer-mode. Move
31782 --with-java-home to libgcj-specific section. Document
31784 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31786 2007-01-15 Jan Hubicka <jh@suse.cz>
31788 * tree-ssa-dce.c (DCE_TODOs): New.
31789 (propagate_necessity): Return if something changed.
31790 (eliminate_unnecessary_stmts): Likewise.
31791 (perform_tree_ssa_dce): Return TODO flags when needed.
31792 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31794 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31796 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31797 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31798 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31799 patterns using X87MODEF12 mode macro. Extend operand 1
31800 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31801 (log10<mode>2): Ditto.
31802 (log2<mode>2): Ditto.
31803 (log1p<mode>2): Ditto.
31804 (logb<mode>2): Ditto.
31805 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31806 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31807 (*fxtractxf3_i387): Rename from *fxtractxf3.
31808 (fxtract_extend<mode>xf3_i387): New insn pattern.
31809 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31810 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31811 and gen_fyl2xxf3_i387().
31813 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31815 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31816 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31817 get_loop_exit_edges. Changed return type to bool.
31818 * cfgloop.h (fix_loop_placement): Declaration removed.
31820 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31822 * param.h (MIN_VECT_LOOP_BOUND): New.
31823 * params.def (MIN_VECT_LOOP_BOUND): New.
31824 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31825 argument - minimum threshold for number of iterations.
31826 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31827 argument to declaration.
31828 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31829 MIN_VECT_LOOP_BOUND.
31830 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31831 slpeel_tree_peel_loop_to_edge with additional argument.
31832 (vect_do_peeling_for_alignment): Likewise.
31833 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31835 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31838 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31839 operands of size 1.
31841 2007-01-14 Jan Hubicka <jh@suse.cz>
31843 * tree-dfa.c (remove_referenced_var): New function.
31844 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31845 prune referenced vars list too.
31846 * tree-flow.h (remove_referenced_var): Declare.
31848 2007-01-14 Jan Hubicka <jh@suse.cz>
31850 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31852 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31853 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31854 * except.h (verify_eh_throw_table_statements): Kill prototype.
31855 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31856 into call exrepssions.
31857 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31859 * tree-cfg.c: Include pointer-set.h.
31860 (verify_node_sharing): Work on pointer set.
31861 (verify_eh_throw_stmt_node): New.
31862 (verify_stmts): Use pointers sets, verify throw_stmt.
31864 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31866 * ipa-reference.c (analyze_function): Consider also addresses taken
31869 2007-01-12 Roger Sayle <roger@eyesopen.com>
31871 * c-typeck.c (null_pointer_constant_p): Replace use of
31872 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31873 (build_c_cast): Likewise.
31875 2007-01-12 Roger Sayle <roger@eyesopen.com>
31877 * tree.h (force_fit_type_double): Remove unused final argument.
31878 * c-common.c (constant_expression_warning): Replace use of
31879 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31880 (convert_and_check): Likewise.
31881 (shorten_compare): Update call to force_fit_type_double.
31882 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31883 * convert.c (convert_to_pointer): Update call to
31884 force_fit_type_double.
31885 * fold-const.c (force_fit_type_double): Remove overflowed_const
31887 (int_const_binop, fold_convert_const_int_from_int,
31888 fold_convert_const_int_from_real, fold_div_compare,
31889 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31890 fold_abs_const, fold_not_const): Remove the final argument from
31891 calls to force_fit_type_double.
31893 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31895 * configure.ac: Set insn to "nop" for spu-*-* also.
31896 * configure: Regenerate.
31898 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31900 * builtins.def : Add BUILT_IN_FREE.
31902 2007-01-12 Jan Hubicka <jh@suse.cz>
31904 PR tree-optimization/30443
31905 * tree-inline.c (tree_function_versioning): Do not optimize when
31906 cloning for inlining.
31908 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31910 * doc/loop.texi: Document recording of loop exits.
31911 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31912 (update_single_exits_after_duplication,
31913 update_single_exit_for_duplicated_loop,
31914 update_single_exit_for_duplicated_loops): Removed.
31915 (duplicate_loop_to_header_edge): Do not call
31916 update_single_exits_after_duplication and
31917 update_single_exit_for_duplicated_loops.
31918 (loop_version): Do not update single_exit information.
31919 (fix_loop_structure): Use record_loop_exits instead of
31920 mark_single_exit_loops.
31921 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31922 the lists of loop exits.
31923 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31924 split_edge, merge_blocks): Update the lists of loop exits.
31925 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31926 loop_optimizer_init.
31927 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31928 of mark_single_exit_loops.
31929 (loop_optimizer_finalize): Call release_recorded_exits.
31930 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31931 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31932 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31933 update single exit information.
31934 * lambda-code.c (perfect_nestify): Ditto.
31935 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31936 (mark_single_exit_loops): Removed.
31937 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31938 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31939 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31941 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31942 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31943 (verify_loop_structure): Verify consistency of the exit lists.
31944 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31945 (set_single_exit): Removed.
31946 * cfgloop.h (struct loop_exit): New function.
31947 (struct loop): single_exit_ field replaced by exits field.
31948 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31949 LOOPS_HAVE_RECORDED_EXITS.
31950 (struct loops): Added exits hash.
31951 (mark_single_exit_loops, set_single_exit): Declaration removed.
31952 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31954 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31956 * doc/invoke.texi: Avoid use of @headitem.
31958 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31960 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31962 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31964 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31967 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31968 Richard Sandiford <richard@codesourcery.com>
31970 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31971 * config/m68k/m68k.opt: Resort options.
31972 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31974 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31975 Richard Sandiford <richard@codesourcery.com>
31977 * doc/invoke.texi: Document the macros that are defined by
31978 m68k's -mtune and -mhard-float options.
31979 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31980 (m68k_cpp_cpu_family): Likewise.
31981 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31982 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31983 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31984 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31985 (m68k_cpp_cpu_family): Likewise.
31987 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31989 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31990 macros besides mc68000 as tuning macros. Use a switch statement
31991 to set them and mcpu32.
31993 2007-01-12 Julian Brown <julian@codesourcery.com>
31995 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31996 (TARGET_68040_ONLY): Rename to...
31997 (TARGET_68040): ...this.
31998 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31999 * config/m68k/m68k.md: Likewise.
32001 2007-01-12 Julian Brown <julian@codesourcery.com>
32002 Nathan Sidwell <nathan@codesourcery.com>
32003 Richard Sandiford <richard@codesourcery.com>
32005 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32006 the -mcpu= argument associated with the --with-cpu setting.
32007 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32008 if different from the one implied by the -mcpu setting.
32009 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32010 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32011 * doc/invoke.texi: Mention ColdFire in the introduction to the
32012 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32013 -mno-div and -mhard-float options. Make -m68881 a synonym for
32014 -mhard-float. Document the previously-undocumented -m5206e,
32015 -m528x, -m5307 and -m5407 options. Tweak the existing option
32016 documentation for consistency.
32017 * doc/install.texi: Mention new --with-cpu arguments.
32018 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32019 default CPU if neither -mcpu nor -march are specified.
32020 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32021 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32022 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32023 using m68k_tune to decide between families that implement the
32024 same ISA. Use m68k_tune to set __mcfv4e__.
32025 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32026 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32027 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32028 (FL_ISA_C, FL_ISA_MMU): New macros.
32029 (MASK_COLDFIRE): Delete.
32030 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32031 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32032 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32033 (TARGET_HARD_FLOAT): Do not define here.
32034 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32035 (TUNE_68000): New macro.
32036 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32037 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32038 (TUNE_CFV2): Redefine in terms of m68k_tune.
32039 (uarch_type, target_device, fpu_type): New enums.
32040 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32041 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32042 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32043 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32044 (FL_FOR_isa_c): New macros.
32045 (m68k_isa): New enum.
32046 (m68k_target_selection): New structure.
32047 (all_devices, all_isas, all_microarchs): New tables.
32048 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32049 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32050 (MASK_ALL_CPU_BITS): Delete.
32051 (m68k_find_selection): New function.
32052 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32053 Map the legacy target options to a combination of the new ones.
32054 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32055 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32056 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32058 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32059 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32061 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32062 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32063 * config/m68k/m68k-devices.def: New file.
32065 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32066 Nathan Sidwell <nathan@codesourcery.com>
32068 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32069 (SUBTARGET_EXTRA_SPECS): New macros.
32070 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32071 use %(asm_cpu_spec) instead.
32072 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32073 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32074 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32075 (EXTRA_SPECS): Rename to...
32076 (SUBTARGET_EXTRA_SPECS): ...this.
32078 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32079 Richard Sandiford <richard@codesourcery.com>
32080 Julian Brown <julian@codesourcery.com>
32082 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32083 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32084 to the configuration's default CPU.
32085 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32086 Remove default masks.
32087 (m680[012]0-*-*): Set the default with_cpu to the first part of
32089 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32090 (m68k*-*-linux): Extend the --with-cpu handling to...
32091 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32092 and m68010. Don't set target_cpu_default2.
32093 * doc/install.texi: Document --with-cpu for m68k.
32094 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32095 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32096 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32097 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32098 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32099 (ASM_SPEC): Remove use of %(asm_cpu_default).
32100 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32101 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32102 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32103 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32104 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32105 (TARGET_DEFAULT): Delete.
32106 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32107 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32108 (CPP_CPU_SPEC): Delete.
32109 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32110 the appropriate string.
32111 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32112 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32113 (ASM_SPEC): Don't use %(asm_default_spec).
32114 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32115 TARGET_DEFAULT and add MASK_68881.
32116 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32118 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32120 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32121 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32122 MASK_68010 alongside MASK_68020.
32123 * doc/invoke.texi: Document -m68010.
32124 * config/m68k/m68k.opt (m68010): New.
32125 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32127 (TUNE_68010): New macro.
32128 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32129 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32130 (M68K_CPU_m68332): Add MASK_68010.
32131 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32132 fallback definition.
32133 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32135 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32136 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32137 to all entries that use MASK_68020.
32138 (output_move_simode_const, output_move_himode, output_move_qimode)
32139 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32140 instead of TARGET_68020 to select clr behavior. Remove comment
32141 about there being no TARGET_68010.
32142 * config/m68k/m68k.md: Likewise throughout.
32144 2007-01-12 Julian Brown <julian@codesourcery.com>
32146 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32147 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32148 * config/m68k/m68k.md: Likewise.
32150 2007-01-12 Julian Brown <julian@codesourcery.com>
32152 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32153 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32155 2007-01-12 Julian Brown <julian@codesourcery.com>
32157 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32158 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32159 * config/m68k/m68k.md: Likewise.
32161 2007-01-12 Julian Brown <julian@codesourcery.com>
32162 Richard Sandiford <richard@codesourcery.com>
32164 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32165 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32166 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32168 (TARGET_CPU32): Rename to...
32169 (TUNE_CPU32): ...this.
32170 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32171 (TUNE_CFV2): New macros.
32172 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32173 remove conditions that are implied by TARGET_68020.
32174 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32175 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32176 (m68k_output_function_epilogue): Likewise.
32177 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32178 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32179 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32180 non-68000 timings. Refactor multiplication and division costs.
32181 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32182 TUNE_CPU32 instead of TARGET_CPU32.
32183 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32184 and TUNE_68060 instead of TARGET_68060.
32185 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32186 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32188 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32189 && !TARGET_COLDFIRE" to choose between moveq and clr.
32190 Likewise in the unnamed movsf pattern.
32191 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32192 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32195 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32197 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32198 of tabbing before backslashes.
32200 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32202 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32203 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32204 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32206 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32208 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32209 find_interesting_uses_cond.
32210 (find_interesting_uses_cond): Use extract_cond_operands.
32211 (rewrite_use_compare): Use extract_cond_operands and
32212 force_gimple_operand_bsi. Do not call update_stmt.
32213 (determine_use_iv_cost_condition): Use extract_cond_operands.
32214 Return cheaper of using original bound and changing the exit bound.
32216 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32218 PR tree-optimization/29516
32219 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32220 most_expensive_mult_to_index, addr_to_parts,
32221 create_mem_ref, maybe_fold_tmr): Make the type of
32222 fields of TARGET_MEM_REF sizetype.
32223 (move_fixed_address_to_symbol, move_pointer_to_base):
32225 * tree.def (TARGET_MEM_REF): Add comment on types of
32228 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32230 * c-common.c (vector_types_convertible_p): Treat opaque types as
32231 always convertible if they have the same size, but not otherwise.
32233 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32235 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32236 Remove the b_unconditional field.
32237 (noce_try_sign_mask): Do not look at b_unconditional.
32238 (noce_process_if_block): Do not use merge_if_blocks. Update
32239 the CFG here. Do not set b_unconditional.
32240 (cond_move_process_if_block): Likewise.
32241 (find_cond_trap): Likewise.
32242 (check_cond_move_block): Require simple jump insns at the end
32243 of the basic block.
32245 2007-01-11 Jan Hubicka <jh@suse.cz>
32247 PR tree-optimization/1046
32248 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32249 when alias info is not ready.
32250 (pass_tail_recursion): Do not require aliasing.
32251 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32252 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32253 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32254 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32255 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32256 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32257 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32259 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32260 When aliasing is not build, mark statement as volatile.
32262 2007-01-11 Tom Tromey <tromey@redhat.com>
32264 PR preprocessor/15185, PR preprocessor/20989:
32265 * doc/cppopts.texi <-MT>: Update description of algorithm for
32266 computing default target.
32267 <-M, -MD>: Reword "basename" text.
32269 2007-01-11 Roger Sayle <roger@eyesopen.com>
32271 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32272 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32273 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32274 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32275 fold_builtin_bswap, real_constp, fold_builtin_pow,
32276 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32277 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32278 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32279 * convert.c (convert_to_pointer): Likewise.
32280 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32281 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32282 const_binop, fold_convert_const_int_from_int,
32283 fold_convert_const_int_from_real,
32284 fold_convert_const_real_from_real, sign_bit_p,
32285 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32286 fold_sign_changed_comparison, fold_unary, fold_comparison,
32287 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32288 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32289 * print-tree.c (print_node_brief, print_node): Likewise.
32290 * stor-layout.c (place_field, layout_type): Likewise.
32291 * tree-chrec.c (keep_cast): Likewise.
32292 * tree.c (build_vector, build_real, build_real_from_int_cst,
32293 build_complex): Likewise.
32295 2007-01-11 Roger Sayle <roger@eyesopen.com>
32297 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32298 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32300 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32302 * configure.ac (strict1_warn): Rename to strict_warn.
32303 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32304 cc_set_by_configure, quoted_cc_set_by_configure,
32305 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32306 all_boot_languages, all_stagestuff): Remove.
32307 (target_list): Remove bootstrap targets.
32308 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32309 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32310 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32311 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32312 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32313 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32314 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32315 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32316 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32317 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32318 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32319 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32320 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32321 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32322 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32323 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32324 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32325 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32326 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32327 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32328 (mostlyclean): Adjust.
32329 (clean, distclean): Don't mention bootstrap stuff.
32330 * configure: Regenerate.
32331 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32332 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32333 treelang/config-lang.in (stagestuff): Remove.
32334 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32335 stageprofile, stagefeedback, stagestuff): Remove mention.
32337 2007-01-11 Nick Clifton <nickc@redhat.com>
32339 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32341 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32342 (mcore_arith_K_S_operand): Run the test for the S constraint not
32343 the test for the M constraint.
32344 (mcore_addsub_operand): Do not accept integer values that are
32345 larger than 32 bits.
32346 * config/mcore/mcore.md: Remove unused constraints from split.
32347 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32348 (addsi3): Likewise.
32349 (allocate_stack): Likewise.
32350 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32351 operands to 32 bits.
32352 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32354 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32355 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32356 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32357 mcore_output_bclri, mcore_output_andn, output_inline_const,
32358 mcore_output_move, mcore_output_movedouble): Likewise.
32359 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32360 (output_inline_const): Likewise.
32361 (output_inline_const): Fix format strings used in sprintf
32363 * config/mcore/mcore-protos.h: Update prototypes for changed
32364 functions in mcore.c.
32365 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32366 HOST_WIDE_INT and not int.
32367 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32368 CONST_OK_FOR_N): Likewise.
32369 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32370 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32373 2007-01-10 Jan Hubicka <jh@suse.cz>
32375 * tree-vrp.c (remove_range_assertions): Release defs.
32376 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32377 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32379 2007-01-10 Paul Brook <paul@codesourcery.com>
32381 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32382 * config/arm/arm.md (mulsi3subsi): New insn.
32384 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32386 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32387 (tree_transform_and_unroll_loop): New.
32388 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32391 2007-01-10 Robert Kennedy <jimbob@google.com>
32393 * fold-const.c (fold_comparison): Fold comparisons like (x *
32394 1000 < 0) to (x < 0).
32396 2007-01-10 Ian Lance Taylor <iant@google.com>
32398 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32399 operands have the same priority.
32401 2007-01-10 Tom Tromey <tromey@redhat.com>
32403 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32404 (fold_binary): Likewise.
32405 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32406 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32407 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32408 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32409 * langhooks.h (struct lang_hooks): Removed field
32410 'can_use_bit_fields_p'.
32412 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32414 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32416 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32418 * function.c (get_last_funcdef_no): New function.
32419 * function.h (get_last_funcdef_no): Declare.
32420 * tree-inline.c (initialize_cfun): Add initialization.
32421 (tree_function_versioning): Cleanup.
32423 2007-01-10 Jan Hubicka <jh@suse.cz>
32425 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32428 2007-01-10 Sa Liu <saliu@de.ibm.com>
32429 Ben Elliston <bje@au.ibm.com>
32431 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32432 for SAVE_NONLOCAL and Pmode for any other save level.
32433 * spu-protos.h (spu_restore_stack_block): Declare.
32434 * spu.md (save_stack_block): Remove.
32435 (restore_stack_block): Call spu_restore_stack_block.
32436 * spu.c (spu_restore_stack_block): New function.
32437 (spu_expand_epilogue): Remove old comment.
32439 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32441 PR tree-optimization/30322
32442 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32443 (cand_value_at): Return the value as aff_tree.
32444 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32445 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32446 aff_combination_mult): New functions.
32447 (aff_combination_add): Use aff_combination_add_cst.
32448 (aff_combination_convert): Allow conversions to a wider type.
32449 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32450 * tree-affine.h (aff_combination_mult): Declare.
32452 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32454 * doc/tm.texi: Update documentation to reflect reality of exec
32455 and start file search behaviours. Update copyright year.
32456 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32457 header file directories.
32459 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32461 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32462 (*cosxf2): Rename to cosxf2_i387.
32463 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32464 using X87MODEF12 mode macro. Rename patterns to
32465 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32467 (*cosdf2, *cossf2): Ditto.
32468 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32469 to match extended input operands.
32470 (sincos<mode>3): New expander.
32471 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32472 insn patterns and corresponding splitters.
32474 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32476 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32477 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32479 2007-01-09 Nicolas Pitre <nico@cam.org>
32482 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32484 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32486 * target.h (struct gcc_target): New field library_rtti_comdat.
32487 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32488 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32489 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32490 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32492 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32494 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32496 2007-01-08 Richard Guenther <rguenther@suse.de>
32498 * tree.h (force_fit_type_double): Export.
32499 (force_fit_type): Remove.
32500 * fold-const.c (force_fit_type_double): New function.
32501 (force_fit_type): Remove.
32502 (int_const_binop): Use it.
32503 (fold_convert_const_int_from_int): Likewise.
32504 (fold_convert_const_int_from_real): Likewise.
32505 (fold_div_compare): Likewise.
32506 (fold_sign_changed_comparison): Likewise.
32507 (fold_unary): Likewise.
32508 (fold_negate_const): Likewise.
32509 (fold_abs_const): Likewise.
32510 (fold_not_const): Likewise.
32511 * c-common.c (shorten_compare): Use force_fit_type_double.
32512 * convert.c (convert_to_pointer): Likewise.
32514 2007-01-08 Richard Guenther <rguenther@suse.de>
32516 * tree.h (build_int_cst_wide_type): Export.
32517 * tree.c (build_int_cst_wide_type): New function.
32518 (build_int_cst_wide): Fix comment.
32519 * builtins.c (fold_builtin_object_size): Use build_int_cst
32520 to build -1 or 0 of the correct type. Use fit_double_type
32521 to check for overflow.
32522 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32524 (decode_field_reference): Likewise.
32525 (all_ones_mask_p): Likewise.
32526 (native_interpret_int): Use build_int_cst_wide_type.
32527 (fold_binary): Use build_int_cst_type to build an all-ones
32529 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32531 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32533 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32535 2007-01-09 Ben Elliston <bje@au.ibm.com>
32537 * genautomata.c (STATS_OPTION): New option.
32538 (stats_flag): New flag.
32539 (gen_automata_option): Handle it.
32540 (initiate_automaton_gen): Ditto.
32541 (write_automata): Output statistics only if stats_flag is
32542 set. Likewise, output time statistics only if time_flag is set.
32543 * doc/md.texi (Processor pipeline description): Document new flag.
32545 2007-01-08 Richard Guenther <rguenther@suse.de>
32547 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32548 * tree.c (build_int_cst_type): Likewise.
32549 (size_in_bytes): Don't call force_fit_type on the result.
32550 (int_fits_type_p): Use fit_double_type.
32551 * fold-const.c (fit_double_type): New function.
32552 (force_fit_type): Use it.
32553 * tree.h (fit_double_type): Export.
32555 2007-01-08 Jan Hubicka <jh@suse.cz>
32557 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32558 * ipa.c (function_and_variable_visibility): Fix return type.
32560 2007-01-08 Richard Guenther <rguenther@suse.de>
32562 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32563 of offset to build the index.
32564 * tree-pretty-print.c (dump_generic_node): Don't build negated
32565 const just for printing.
32566 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32567 * builtins.c (fold_builtin_int_roundingfn): Check if result
32568 fits the type by using force_fit_type and comparing the result.
32569 * predict.c (predict_loops): Use compare_tree_int for comparison.
32570 * tree.c (build_int_cst): Fall back to integer_type_node for
32572 (build_int_cst_wide): Assert type is non-null.
32574 2007-01-08 Roberto Costa <roberto.costa@st.com>
32576 * tree-vrp.c (extract_range_from_cond_expr): New.
32577 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32578 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32580 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32581 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32582 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32583 used as expressions.
32584 * tree-object-size.c (cond_expr_object_size): New.
32585 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32587 2007-01-08 Jan Hubicka <jh@suse.cz>
32589 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32590 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32593 2007-01-08 Richard Guenther <rguenther@suse.de>
32595 PR tree-optimization/23603
32596 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32597 (extract_range_from_binary): Fall back to truthvalue instead of
32598 varying for TRUTH_*_EXPR.
32599 (extract_range_from_comparison): Fall back to truthvalue instead of
32601 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32602 if all visited PHI values were constant.
32604 2007-01-08 Jan Hubicka <jh@suse.cz>
32606 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32607 (cgraph_analyze_function): break out from ...
32608 (cgraph_finalize_compilation_unit): ... here.
32609 (cgraph_expand_function): Remove forgoten commented out line.
32610 (cgraph_optimize): Analyze functions.
32612 2007-01-08 Jan Hubicka <jh@suse.cz>
32614 * tree-pas.h (TODO_remove_function): New flag.
32615 (TODO_update*): Renumber.
32616 (pass_ipa_increase_alignment,
32617 pass_ipa_function_and_variable_visibility): New passes.
32618 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32619 (cgraph_function_and_variable_visibility): Move to ipa.c
32620 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32621 cgraph_increase_alignment.
32622 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32623 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32624 calling tree-inline.
32625 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32626 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32627 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32628 (gate_increase_alignment): New function.
32629 (pass_ipa_increase_alignment): New pass.
32630 * ipa.c: Inline tree-pass.h and timevar.h
32631 (function_and_variable_visibility): Move here from cgraphunit.c
32632 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32633 * passes.c (init_optimization_passes): Add the two new passes.
32634 (execute_todo): Handle cgraph_remove_functions.
32636 2007-01-08 Nick Clifton <nickc@redhat.com>
32638 * config/frv/predicates.md (reg_or_0_operand): Accept
32641 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32643 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32644 * config.gcc: Add bfin*-rtems*.
32646 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32648 * c.opt: Add -flax-vector-conversions.
32649 * c-typeck.c (convert_for_assignment): Pass flag to
32650 vector_types_convertible_p to allow emission of note.
32651 (digest_init): Likewise.
32652 * c-opts.c: Handle -flax-vector-conversions.
32653 * c-common.c (flag_lax_vector_conversions): New.
32654 (vector_types_convertible_p): Unless -flax-vector conversions
32655 has been passed, disallow conversions between vectors with
32656 differing numbers of subparts and/or element types. If such
32657 a conversion is disallowed, possibly emit a note on the first
32658 occasion only to inform the user of -flax-vector-conversions.
32659 The new last argument specifies this.
32660 * c-common.h (flag_lax_vector_conversions): New.
32661 (vector_types_convertible_p): Add extra argument.
32662 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32663 char_type_node for V*QI type vectors.
32664 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32665 Update to satisfy new typechecking rules.
32666 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32667 C and C++ variants.
32668 * doc/invoke.texi (C Dialect Options): Document
32669 -flax-vector-conversions.
32671 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32673 PR tree-optimization/29877
32674 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32675 a register variable on the RHS to not be replaceable.
32677 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32678 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32679 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32680 const_simm15, const_pow2, const_npow2): Added.
32681 * config/score/misc.md (insv, extv, extzv, movmemsi,
32682 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32683 * config/score/score.c (score_address_cost, score_select_cc_mode):
32685 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32686 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32687 Update score_print_operand.
32688 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32689 Adjust register allocate order and update some macro define.
32690 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32691 mdx_block_move_straight, mdx_block_move_loop_head,
32692 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32693 mdx_block_move_loop, mdx_block_move): Added.
32694 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32695 mdp_limm): Updated and fix some bug and typo.
32696 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32697 (movsf, movdf, doloop_end): Added.
32699 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32701 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32702 config/arm/thumb2.md: Fix comment typos.
32703 * doc/extend.texi: Fix a typo.
32705 2007-01-07 Eric Christopher <echristo@apple.com>
32707 * configure.ac: Check for __stack_chk_fail for darwin.
32708 * configure: Regenerate.
32710 2007-01-07 Richard Guenther <rguenther@suse.de>
32712 * tree-vrp.c (extract_range_from_assert): CSE calls to
32713 compare_values where possible.
32714 (extract_range_from_unary_expr): Likewise.
32716 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32718 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32719 * config/avr/avr.c (call_insn_operand): Delete function.
32720 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32721 instead of register number. Use predicates.
32722 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32723 call_insn_operand): Add.
32725 2007-01-06 Jan Hubicka <jh@suse.cz>
32727 * tree-pass.h (pass_build_cgraph_edges): Declare.
32728 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32729 (visited_nodes): Remove.
32730 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32731 build_cgrpah_edges; make visited_nodes local.
32732 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32733 (record_references_in_initializer): Move to cgraphbuild.c
32734 (initialize_inline_failed, rebuild_cgraph_edges,
32735 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32736 (verify_cgraph_node): Make visited_nodes local.
32737 (cgraph_analyze_function): Do not call cgraph_create_edges and
32738 initialize_inline_failed.
32739 (cgraph_expand_function): Do not call cgraph_lower_function;
32740 assert that function is already lowered.
32741 * Makefile.in (cgraphbuild.o): New.
32742 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32743 at the end of lowering passes.
32745 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32747 * ifcvt.c (cond_move_convert_if_block): New function, code
32748 factored out from...
32749 (cond_move_process_if_block): ...here. Call the new function
32750 on the THEN and ELSE blocks.
32751 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32752 already takes care of this.
32754 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32757 * tree.h (TREE_OVERFLOW_P): New.
32758 * c-typeck.c (parser_build_unary_op): Warn only if result
32759 overflowed and operands did not.
32760 (parser_build_binary_op): Likewise.
32761 (convert_for_assignment): Remove redundant overflow_warning.
32762 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32764 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32766 * c-typeck.c (store_init_value): Split over two lines to follow
32767 the GNU coding style.
32769 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32771 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32772 __GXX_EXPERIMENTAL_CXX0X__.
32773 * doc/cpp.texi: Same.
32775 2007-01-05 Richard Guenther <rguenther@suse.de>
32777 PR middle-end/27826
32778 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32779 with mismatched types. Instead explicitly build a
32780 conversion NOP_EXPR.
32782 2007-01-05 Ian Lance Taylor <iant@google.com>
32784 * c-common.c (decl_with_nonnull_addr_p): New function.
32785 (c_common_truthvalue_conversion): Call it.
32786 * c-typeck.c (build_binary_op): Likewise.
32787 * c-common.h (decl_with_nonnull_addr_p): Declare.
32789 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32792 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32795 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32797 * doc/install.texi (Final install): Document the fact that
32798 the GNAT runtime should not be stripped.
32800 2007-01-04 Jan Hubicka <jh@suse.cz>
32802 * tree-inline.c (fold_marked_statements): Update operand caches
32803 and EH after folding
32805 2007-01-04 Ian Lance Taylor <iant@google.com>
32807 * c-common.c (check_function_nonnull): Whitespace fix.
32809 2007-01-04 Jan Hubicka <jh@suse.cz>
32811 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32812 comitted older version of patch.
32813 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32814 function, celanup cfg and collect garbage.
32816 2007-01-04 Mike Stump <mrs@apple.com>
32818 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32821 2007-01-04 Eric Christopher <echristo@apple.com>
32823 * libgcc2.c (__bswapsi2): Use SItype.
32824 (__bswapdi2): Use DItype.
32825 * libgcc2.h: Update for above.
32827 2007-01-04 Paul Brook <paul@codesourcery.com>
32829 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32830 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32831 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32832 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32833 umulsi3_highpart): Make conditional on !arm_arch6.
32834 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32835 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32836 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32837 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32838 umulsi3_highpart_v6): New insns.
32840 2007-01-04 Roger Sayle <roger@eyesopen.com>
32842 * fold-const.c (fold_convert): When casting an expression to void,
32843 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32844 have a type. Instead of attempting to build a NOP_EXPR, return
32845 these "special" trees directly.
32847 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32849 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32850 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32851 rs6000_cost->fp not 0 as adjustment for outer NEG.
32853 2007-01-04 Jan Hubicka <jh@suse.cz>
32855 * cgraph.c (cgraph_release_function_body): New function.
32856 (cgraph_remove_node): Use it.
32857 * cgraph.h (cgraph_release_function_body): Declare.
32858 * cgraphunit.c (cgraph_expand_function): Use it.
32859 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32860 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32861 is initialized and while compilation of other function is running.
32862 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32863 statement CFG annotations from here to ...
32864 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32866 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32868 * cfgloop.h (enum li_flags): Make the constants powers of two.
32870 2007-01-04 Jan Hubicka <jh@suse.cz>
32872 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32874 (fold_marked_statements): New function.
32875 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32876 * tree-inline.h (copy_body_data): Add statements_to_fold.
32878 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32880 * config.gcc: Mention libgcc/config.host.
32881 * Makefile.in: Update comments mentioning libgcc.
32882 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32883 (all.cross, start.encap, rest.encap, rest.cross): Update
32884 dependencies for libgcc move.
32885 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32886 (clean-target, clean-target-libgcc): Delete.
32887 (srcdirify, GCC_EXTRA_PARTS): New macros.
32888 (libgcc-support, libgcc.mvars): New rules.
32889 (distclean): Remove mention of mklibgcc.
32890 (install): Don't reference INSTALL_LIBGCC.
32891 (install-common): Don't reference EXTRA_PARTS.
32892 (install-libgcc, install-multilib): Delete rules.
32893 * mklibgcc.in: Delete file.
32894 * doc/configfiles.texi: Don't mention mklibgcc.
32896 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32897 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32898 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32899 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32900 (mklibgcc, ldblspecs): Likewise.
32902 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32903 (posixpre.def): Use $(T).
32904 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32905 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32906 (SHLIB_LINK): Make dummy.
32907 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32909 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32911 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32912 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32913 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32914 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32916 * configure.ac (all_outputs): Remove mklibgcc.
32917 * configure: Regenerated.
32919 2007-01-03 Josh Conner <jconner@apple.com>
32921 PR middle-end/29683
32922 * calls.c (compute_argument_addresses): Set stack and stack_slot
32923 for partial args, too.
32924 (store_one_arg): Use locate.size.constant for the size when
32925 generating a save_area.
32927 2007-01-03 Robert Kennedy <jimbob@google.com>
32929 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32930 whose definitions are deleted due to basic block merging.
32932 2007-01-03 Paul Brook <paul@codesourcery.com>
32935 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32937 (use_return_insn): Return 0 for Thumb interrupt functions.
32938 (print_multi_reg): Add rfe argument for IRQ returns.
32939 (arm_output_epilogue): Pop interrupt return address directly into PC.
32940 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32942 2007-01-03 Paul Brook <paul@codesourcery.com>
32944 Merge from sourcerygxx-4_1.
32945 * config/arm/thumb2.md: New file.
32946 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32948 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32949 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32950 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32951 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32953 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32954 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32956 * config/arm/ieee754-sf.S: Ditto.
32957 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32958 (thumb1_base_register_rtx_p): ... to this.
32959 (thumb_index_register_rtx_p): Rename...
32960 (thumb1_index_register_rtx_p): ... to this.
32961 (thumb_output_function_prologue): Rename...
32962 (thumb1_output_function_prologue): ... to this.
32963 (thumb_legitimate_address_p): Rename...
32964 (thumb1_legitimate_address_p): ... to this.
32965 (thumb_rtx_costs): Rename...
32966 (thumb1_rtx_costs): ... to this.
32967 (thumb_compute_save_reg_mask): Rename...
32968 (thumb1_compute_save_reg_mask): ... to this.
32969 (thumb_final_prescan_insn): Rename...
32970 (thumb1_final_prescan_insn): ... to this.
32971 (thumb_expand_epilogue): Rename...
32972 (thumb1_expand_epilogue): ... to this.
32973 (arm_unwind_emit_stm): Rename...
32974 (arm_unwind_emit_sequence): ... to this.
32975 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32976 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32977 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32978 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32979 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32980 thumb2_output_casesi): New functions.
32981 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32982 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32983 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32984 THUMB2_WORK_REGS): Define.
32985 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32986 arm_condexec_mask, arm_condexec_masklen)): New variables.
32987 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32988 (arm_override_options): Check new CPU capabilities.
32989 Set new architecture flag variables.
32990 (arm_isr_value): Handle v7m interrupt functions.
32991 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32993 (const_ok_for_arm): Handle Thumb-2 constants.
32994 (arm_gen_constant): Ditto. Use movw when available.
32995 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32997 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32998 (thumb_find_work_register, arm_load_pic_register,
32999 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33000 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33001 print_multi_reg, output_mov_long_double_fpa_from_arm,
33002 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33003 output_mov_double_fpa_from_arm, output_move_double,
33004 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33005 output_return_instruction, arm_output_function_prologue,
33006 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33007 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33008 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33009 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33010 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33011 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33013 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33014 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33015 (arm_file_start): Output directive for unified syntax.
33016 (arm_unwind_emit_set): Handle stack alignment instruction.
33017 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33018 Add v6t2, v7, v7a, v7r and v7m.
33019 (RETLDM): Add Thumb-2 code.
33020 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33021 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33022 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33023 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33024 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33025 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33026 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33027 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33028 ADJUST_INSN_LENGTH): Define.
33029 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33030 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33031 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33032 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33033 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33034 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33035 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33036 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33037 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33038 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33039 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33040 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33041 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33042 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33043 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33044 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33045 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33047 * config/arm/arm-tune.md: Regenerate.
33048 * config/arm/arm-protos.h: Update prototypes.
33049 * config/arm/vfp.md: Enable patterns for Thumb-2.
33050 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33051 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33052 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33053 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33054 * config/arm/libunwind.S: Add Thumb-2 code.
33055 * config/arm/constraints.md: Update include Thumb-2.
33056 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33057 * config/arm/ieee754-df.S: Ditto.
33058 * config/arm/bpabi.S: Ditto.
33059 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33060 * config/arm/predicates.md (low_register_operand,
33061 low_reg_or_int_operand, thumb_16bit_operator): New.
33062 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33063 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33064 * config/arm/t-arm-elf: Add armv7 multilib.
33065 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33067 (UNSPEC_STACK_ALIGN, ce_count): New.
33068 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33069 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33071 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33072 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33073 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33074 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33075 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33076 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33078 * doc/extend.texi: Document ARMv7-M interrupt functions.
33079 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33081 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33083 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33084 (struct _Unwind_Context): Rename args_size to flags, remove
33085 signal_frame field, add a new args_size field and version field.
33086 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33087 _Unwind_IsExtendedContext): New inline functions.
33088 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33089 Assume by_value array is only present if _Unwind_IsExtendedContext.
33090 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33091 _Unwind_IsSignalFrame.
33092 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33093 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33094 (uw_init_context_1): Initialize context->flags to
33095 EXTENDED_CONTEXT_BIT.
33096 * config/rs6000/linux-unwind.h (frob_update_context): Use
33097 _Unwind_SetSignalFrame.
33099 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33101 PR middle-end/30353
33102 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33103 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33106 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33108 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33109 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33110 RET, AT_SP): Remove.
33111 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33114 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33115 * cfgbuild.c (find_basic_blocks): Likewise.
33116 * cfgrtl.c (rtl_create_basic_block): Likewise.
33117 * function.c (temp_slots_at_level): Likewise.
33118 * reg-stack.c (stack_regs_mentioned): Likewise.
33119 * regclass.c (allocate_reg_info): Likewise.
33120 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33121 set_bb_for_stmt, move_block_to_fn): Likewise.
33122 * tree-complex.c (tree_lower_complex): Likewise.
33123 * vec.h (VEC_safe_grow_cleared): New.
33125 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33127 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33129 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33130 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33132 * cfgloopmanip.c (scale_loop_frequencies): Export.
33133 (loopify): Scale the frequencies by prescribed coefficients.
33134 (set_zero_probability): New function.
33135 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33136 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33137 and frequencies according to arguments.
33138 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33140 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33141 * modulo-sched.c (sms_schedule): Set probabilities for entering
33142 versioned loop correctly.
33143 * tree-vect-transform.c (vect_transform_loop): Ditto.
33144 * cfgloop.h (loopify, loop_version): Declaration changed.
33145 (scale_loop_frequencies): Declared.
33147 2007-01-02 Jan Hubicka <jh@suse.cz>
33149 * cgraph.c: Include tree-flow.h
33150 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33151 early_local_passes.
33152 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33153 * tree-pass.h (pass_all_early_optimizations): Declare.
33154 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33155 early_local_passes.
33156 (cgraph_analyze_function): Do early_local_passes.
33157 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33158 Do not add referenced vars.
33159 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33161 (gate_all_early_local_passes): New gate.
33162 (pass_early_local_passes): Use new gate.
33163 (execute_early_local_optimizations): New functions.
33164 (gate_all_early_optimizations): New gate.
33165 (pass_all_early_optimizations): New pass.
33166 (execute_free_datastructures): Free SSA only when initialized.
33167 (gate_init_datastructures): Init only when optimizing.
33168 (tree_lowering_passes): Do early local passes when called late.
33169 * tree-profile.c (do_tree_profiling): Don't profile functions added
33171 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33172 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33174 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33175 during early_local_passes.
33176 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33179 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33181 * Makefile.in: Update copyright year.
33183 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33185 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33186 in $(lang_checks) and check-consistency targets.
33188 2007-01-02 Jan Hubicka <jh@suse.cz>
33190 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33191 Do not add referenced vars.
33192 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33194 * passes.c (init_optimization_passes): Put mudflap_2 after
33195 free_datastructures.
33197 2007-01-02 Jan Hubicka <jh@suse.cz>
33199 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33200 Set NOTHROW flag on call statements proved to be nothrow.
33201 Update statement of local calls so new pure/const functions are
33202 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33204 (tree_rest_of_compilation): Register hooks and initialize bitmap
33205 early. Do not set after_inlining flag.
33207 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33209 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33210 HOST_BITS_PER_LONGLONG
33212 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33215 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33216 warning for non-static initializers.
33218 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33220 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33221 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33222 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33223 Always use set_unique_reg_note to add REG_EQUAL notes.
33225 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33228 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33230 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33231 * cfgbuild.c (find_basic_blocks): Likewise.
33232 * cfgrtl.c (rtl_create_basic_block): Likewise.
33233 * function.c (temp_slots_at_level): Likewise.
33234 * reg-stack.c (stack_regs_mentioned): Likewise.
33235 * regclass.c (allocate_reg_info): Likewise.
33236 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33237 set_bb_for_stmt, move_block_to_fn): Likewise.
33238 * tree-complex.c (tree_lower_complex): Likewise.
33239 * vec.h (VEC_safe_grow_cleared): New.
33241 2007-01-02 Ian Lance Taylor <iant@google.com>
33243 * c-common.c (c_common_truthvalue_conversion): When warning about
33244 using an assignment as a truth value, set TREE_NO_WARNING.
33246 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33249 * c.opt (Wold-style-declaration): New.
33250 * doc/invoke.texi (C-only Warning Options): New.
33251 (Wold-style-declaration): Document it.
33252 (Wextra): Enabled by -Wextra.
33253 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33254 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33255 -Wold-style-declaration.
33257 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33259 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33260 * cfgbuild.c (find_basic_blocks): Likewise.
33261 * cfgrtl.c (rtl_create_basic_block): Likewise.
33262 * function.c (temp_slots_at_level): Likewise.
33263 * reg-stack.c (stack_regs_mentioned): Likewise.
33264 * regclass.c (allocate_reg_info): Likewise.
33265 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33266 set_bb_for_stmt, move_block_to_fn): Likewise.
33267 * tree-complex.c (tree_lower_complex): Likewise.
33268 * vec.h (VEC_safe_grow_cleared): New.
33270 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33272 * c-common.c (c_common_nodes_and_builtins): Since variants of
33273 void_type_node get built before it is given a name, we need to
33274 give those variants the name, too.
33275 (complete_array_type): We need to work with the canonical main
33276 type of the array, from which we will build the qualified version.
33277 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33278 * print-tree.c (print_node): Display canonical type information
33280 * stor-layout.c (layout_type): When we don't know the
33281 alignment of a type for which we're building an array, we end up
33282 guessing wrong, so make the type require structural equality.
33283 * tree.c (make_node_stat): When we build a new type, it is its
33284 own canonical type.
33285 (build_type_attribute_qual_variant): When building an attribute
33286 variant, its canonical type is the non-attribute variant. However,
33287 if the attributes are target-dependent and they differ, we need to
33288 use structural equality checks for this type.
33289 (build_qualified_type): A qualified type is not equivalent to its
33290 unqualified variant; set the canonical type appropriately.
33291 (build_distinct_type_copy): When building a distinct type from
33292 another type, the new type is its own canonical type.
33293 (build_variant_type_copy): When building a new type variant, we
33294 assume that it is equivalent to the original type.
33295 (build_pointer_type_for_mode): When building a pointer type, also
33296 build a canonical type pointer.
33297 (build_reference_type_for_mode): When building a reference type,
33298 also build a canonical type reference.
33299 (build_index_type): When we can't hash an index type (e.g.,
33300 because its maximum value is negative), the index type requires
33301 structural equality tests.
33302 (build_array_type): Build the canonical form of an array type.
33303 (build_function_type): Function types require structural equality,
33304 because they contain default arguments, attributes, etc.
33305 (build_method_type_directly): Ditto for method types.
33306 (build_offset_type): Build the canonical offset type.
33307 (build_complex_type): Build the canonical vector type.
33308 (make_vector_type): Build the canonical vector type.
33309 * tree.h (TYPE_CANONICAL): New.
33310 (TYPE_STRUCTURAL_EQUALITY_P): New.
33311 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33312 (struct tree_type): Added "canonical" field.
33313 * params.h (VERIFY_CANONICAL_TYPES): New.
33314 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33315 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33316 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33317 * doc/invoke.texi (verify-canonical-types): Document --param
33318 parameter for verifying canonical types.
33320 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33322 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33323 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33324 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33325 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33327 * config/rs6000/e500.h: New.
33328 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33329 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33331 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33332 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33333 TARGET_E500_DOUBLE): Remove.
33334 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33335 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33336 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33337 * config/rs6000/rs6000.c (rs6000_override_options): Use
33338 CHECK_E500_OPTIONS.
33340 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33342 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33343 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33344 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33345 rs6000_emit_cmove): Don't check TARGET_E500.
33346 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33347 sordered): Don't check TARGET_E500.
33349 2007-01-01 Eric Christopher <echristo@apple.com>
33351 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33352 HARD_REGISTER_NUM_P.
33354 2007-01-01 Roger Sayle <roger@eyesopen.com>
33356 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33357 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33358 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33361 2007-01-01 Mike Stump <mrs@apple.com>
33363 * configure.ac: Remove support for building with Apple's gcc-3.1.
33365 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33367 PR middle-end/30311
33368 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33369 REG is a hard register. Do not modify REG before calling
33371 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33372 multiple of the size of YMODE for certain lowpart cases.
33374 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33376 PR middle-end/30253
33377 * gimplify (voidify_wrapper_expr): Update for
33378 GIMPLE_MODIFY_STMT.
33380 2007-01-01 Andreas Schwab <schwab@suse.de>
33383 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33384 save of BR0 in extra_spill_size instead of spill_size.
33385 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33387 (ia64_expand_epilogue): Restore BR0 from its new location.
33389 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33391 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33392 Use a temporary variable if the left hand side is not a gimple
33395 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33397 * gimplify.c (gimplify_return_expr): Make the temporary variable
33398 for the return expression, a gimple register variable.
33400 2007-01-01 Jan Hubicka <jh@suse.cz>
33402 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33405 2007-01-01 Mike Stump <mrs@apple.com>
33407 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33409 * config/darwin.c (machopic_select_rtx_section): Use
33410 HAVE_GAS_LITERAL16.
33411 (darwin_mergeable_constant_section): Likewise.
33412 * configure: Regenerate.
33413 * config.in: Regenerate.
33415 2007-01-01 Jan Hubicka <jh@suse.cz>
33416 Andrew Pinski <pinskia@gmail.com>
33418 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33419 before starting IPA passes.